/[jscoverage]/trunk/js/configure.in
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Contents of /trunk/js/configure.in

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Revision 507 - (show annotations)
Sun Jan 10 07:23:34 2010 UTC (12 years, 5 months ago) by siliconforks
File size: 172133 byte(s) 
Update SpiderMonkey from Firefox 3.6rc1.
1 dnl -*- Mode: Autoconf; tab-width: 4; indent-tabs-mode: nil; -*-
2 dnl vi: set tabstop=4 shiftwidth=4 expandtab:
3 dnl ***** BEGIN LICENSE BLOCK *****
4 dnl Version: MPL 1.1/GPL 2.0/LGPL 2.1
5 dnl
6 dnl The contents of this file are subject to the Mozilla Public License Version
7 dnl 1.1 (the "License"); you may not use this file except in compliance with
8 dnl the License. You may obtain a copy of the License at
9 dnl http://www.mozilla.org/MPL/
10 dnl
11 dnl Software distributed under the License is distributed on an "AS IS" basis,
12 dnl WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
13 dnl for the specific language governing rights and limitations under the
14 dnl License.
15 dnl
16 dnl The Original Code is this file as it was released upon August 6, 1998.
17 dnl
18 dnl The Initial Developer of the Original Code is
19 dnl Christopher Seawood.
20 dnl Portions created by the Initial Developer are Copyright (C) 1998-2001
21 dnl the Initial Developer. All Rights Reserved.
22 dnl
23 dnl Contributor(s):
24 dnl Jamie Zawinski <jwz@jwz.org>
25 dnl gettimeofday args check
26 dnl Christopher Blizzard <blizzard@appliedtheory.com>
27 dnl gnomefe update & enable-pthreads
28 dnl Ramiro Estrugo <ramiro@netscape.com>
29 dnl X11 makedepend support
30 dnl Insure support.
31 dnl Henry Sobotka <sobotka@axess.com>
32 dnl OS/2 support
33 dnl Dan Mosedale <dmose@mozilla.org>
34 dnl LDAP support
35 dnl Seth Spitzer <sspitzer@netscape.com>
36 dnl xpctools support
37 dnl Benjamin Smedberg <benjamin@smedbergs.us>
38 dnl Howard Chu <hyc@symas.com>
39 dnl MSYS support
40 dnl Mark Mentovai <mark@moxienet.com>:
41 dnl Mac OS X 10.4 support
42 dnl Giorgio Maone <g.maone@informaction.com>
43 dnl MSVC l10n compatible version check
44 dnl Ben Turner <mozilla@songbirdnest.com>
45 dnl
46 dnl Alternatively, the contents of this file may be used under the terms of
47 dnl either the GNU General Public License Version 2 or later (the "GPL"), or
48 dnl the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
49 dnl in which case the provisions of the GPL or the LGPL are applicable instead
50 dnl of those above. If you wish to allow use of your version of this file only
51 dnl under the terms of either the GPL or the LGPL, and not to allow others to
52 dnl use your version of this file under the terms of the MPL, indicate your
53 dnl decision by deleting the provisions above and replace them with the notice
54 dnl and other provisions required by the GPL or the LGPL. If you do not delete
55 dnl the provisions above, a recipient may use your version of this file under
56 dnl the terms of any one of the MPL, the GPL or the LGPL.
57 dnl
58 dnl ***** END LICENSE BLOCK *****
59
60 dnl Process this file with autoconf to produce a configure script.
61 dnl ========================================================
62
63 AC_PREREQ(2.13)
64 AC_INIT(jsapi.h)
65 AC_CONFIG_AUX_DIR(${srcdir}/build/autoconf)
66 AC_CONFIG_HEADER(js-config.h)
67 AC_CANONICAL_SYSTEM
68 TARGET_CPU="${target_cpu}"
69 TARGET_VENDOR="${target_vendor}"
70 TARGET_OS="${target_os}"
71
72 dnl ========================================================
73 dnl =
74 dnl = Don't change the following two lines. Doing so breaks:
75 dnl =
76 dnl = CFLAGS="-foo" ./configure
77 dnl =
78 dnl ========================================================
79 CFLAGS="${CFLAGS=}"
80 CPPFLAGS="${CPPFLAGS=}"
81 CXXFLAGS="${CXXFLAGS=}"
82 LDFLAGS="${LDFLAGS=}"
83 HOST_CFLAGS="${HOST_CFLAGS=}"
84 HOST_CXXFLAGS="${HOST_CXXFLAGS=}"
85 HOST_LDFLAGS="${HOST_LDFLAGS=}"
86
87 dnl ========================================================
88 dnl = Preserve certain environment flags passed to configure
89 dnl = We want sub projects to receive the same flags
90 dnl = untainted by this configure script
91 dnl ========================================================
92 _SUBDIR_CC="$CC"
93 _SUBDIR_CXX="$CXX"
94 _SUBDIR_CFLAGS="$CFLAGS"
95 _SUBDIR_CPPFLAGS="$CPPFLAGS"
96 _SUBDIR_CXXFLAGS="$CXXFLAGS"
97 _SUBDIR_LDFLAGS="$LDFLAGS"
98 _SUBDIR_HOST_CC="$HOST_CC"
99 _SUBDIR_HOST_CFLAGS="$HOST_CFLAGS"
100 _SUBDIR_HOST_CXXFLAGS="$HOST_CXXFLAGS"
101 _SUBDIR_HOST_LDFLAGS="$HOST_LDFLAGS"
102 _SUBDIR_CONFIG_ARGS="$ac_configure_args"
103
104 dnl Set the version number of the libs included with mozilla
105 dnl ========================================================
106 NSPR_VERSION=4
107
108 dnl Set the minimum version of toolkit libs used by mozilla
109 dnl ========================================================
110 PERL_VERSION=5.006
111 WINDRES_VERSION=2.14.90
112 W32API_VERSION=3.8
113
114 MSMANIFEST_TOOL=
115
116 dnl Set various checks
117 dnl ========================================================
118 MISSING_X=
119 AC_PROG_AWK
120
121 dnl Initialize the Pthread test variables early so they can be
122 dnl overridden by each platform.
123 dnl ========================================================
124 USE_PTHREADS=
125 _PTHREAD_LDFLAGS=""
126
127 dnl Do not allow a separate objdir build if a srcdir build exists.
128 dnl ==============================================================
129 _topsrcdir=`cd \`dirname $0\`; pwd`
130 _objdir=`pwd`
131
132 if test "$_topsrcdir" != "$_objdir"
133 then
134 # Check for a couple representative files in the source tree
135 _conflict_files=
136 for file in $_topsrcdir/Makefile $_topsrcdir/config/autoconf.mk; do
137 if test -f $file; then
138 _conflict_files="$_conflict_files $file"
139 fi
140 done
141 if test "$_conflict_files"; then
142 echo "***"
143 echo "* Your source tree contains these files:"
144 for file in $_conflict_files; do
145 echo "* $file"
146 done
147 cat 1>&2 <<-EOF
148 * This indicates that you previously built in the source tree.
149 * A source tree build can confuse the separate objdir build.
150 *
151 * To clean up the source tree:
152 * 1. cd $_topsrcdir
153 * 2. gmake distclean
154 ***
155 EOF
156 exit 1
157 break
158 fi
159 fi
160 MOZ_BUILD_ROOT=`pwd`
161
162 dnl Choose where to put the 'dist' directory.
163 dnl ==============================================================
164
165 MOZ_ARG_WITH_STRING(dist-dir,
166 [ --with-dist-dir=DIR Use DIR as 'dist' staging area. DIR may be
167 relative to the top of SpiderMonkey build tree,
168 or absolute.],
169 TOP_DIST=$withval,
170 TOP_DIST=dist)
171 AC_SUBST(TOP_DIST)
172
173 dnl Default to MSVC for win32
174 dnl ==============================================================
175 if test -z "$CROSS_COMPILE"; then
176 case "$target" in
177 *-cygwin*|*-mingw*|*-msvc*|*-mks*)
178 if test -z "$CC"; then CC=cl; fi
179 if test -z "$CXX"; then CXX=cl; fi
180 if test -z "$CPP"; then CPP="cl -E -nologo"; fi
181 if test -z "$CXXCPP"; then CXXCPP="cl -TP -E -nologo"; ac_cv_prog_CXXCPP="$CXXCPP"; fi
182 if test -z "$LD"; then LD=link; fi
183 if test -z "$AS"; then AS=ml; fi
184 ;;
185 esac
186 fi
187
188 COMPILE_ENVIRONMENT=1
189 MOZ_ARG_ENABLE_BOOL(compile-environment,
190 [ --disable-compile-environment
191 Disable compiler/library checks.],
192 COMPILE_ENVIRONMENT=1,
193 COMPILE_ENVIRONMENT= )
194
195 dnl ========================================================
196 dnl Checks for compilers.
197 dnl ========================================================
198
199 if test "$COMPILE_ENVIRONMENT"; then
200
201 if test "$target" != "$host"; then
202 echo "cross compiling from $host to $target"
203
204 _SAVE_CC="$CC"
205 _SAVE_CFLAGS="$CFLAGS"
206 _SAVE_LDFLAGS="$LDFLAGS"
207
208 AC_MSG_CHECKING([for host c compiler])
209 AC_CHECK_PROGS(HOST_CC, $HOST_CC gcc cc /usr/ucb/cc cl icc, "")
210 if test -z "$HOST_CC"; then
211 AC_MSG_ERROR([no acceptable c compiler found in \$PATH])
212 fi
213 AC_MSG_RESULT([$HOST_CC])
214 AC_MSG_CHECKING([for host c++ compiler])
215 AC_CHECK_PROGS(HOST_CXX, $HOST_CXX $CCC c++ g++ gcc CC cxx cc++ cl icc, "")
216 if test -z "$HOST_CXX"; then
217 AC_MSG_ERROR([no acceptable c++ compiler found in \$PATH])
218 fi
219 AC_MSG_RESULT([$HOST_CXX])
220
221 if test -z "$HOST_CFLAGS"; then
222 HOST_CFLAGS="$CFLAGS"
223 fi
224 if test -z "$HOST_CXXFLAGS"; then
225 HOST_CXXFLAGS="$CXXFLAGS"
226 fi
227 if test -z "$HOST_LDFLAGS"; then
228 HOST_LDFLAGS="$LDFLAGS"
229 fi
230 AC_CHECK_PROGS(HOST_RANLIB, $HOST_RANLIB ranlib, ranlib, :)
231 AC_CHECK_PROGS(HOST_AR, $HOST_AR ar, ar, :)
232 CC="$HOST_CC"
233 CFLAGS="$HOST_CFLAGS"
234 LDFLAGS="$HOST_LDFLAGS"
235
236 AC_MSG_CHECKING([whether the host c compiler ($HOST_CC $HOST_CFLAGS $HOST_LDFLAGS) works])
237 AC_TRY_COMPILE([], [return(0);],
238 [ac_cv_prog_hostcc_works=1 AC_MSG_RESULT([yes])],
239 AC_MSG_ERROR([installation or configuration problem: host compiler $HOST_CC cannot create executables.]) )
240
241 CC="$HOST_CXX"
242 CFLAGS="$HOST_CXXFLAGS"
243
244 AC_MSG_CHECKING([whether the host c++ compiler ($HOST_CXX $HOST_CXXFLAGS $HOST_LDFLAGS) works])
245 AC_TRY_COMPILE([], [return(0);],
246 [ac_cv_prog_hostcxx_works=1 AC_MSG_RESULT([yes])],
247 AC_MSG_ERROR([installation or configuration problem: host compiler $HOST_CXX cannot create executables.]) )
248
249 CC=$_SAVE_CC
250 CFLAGS=$_SAVE_CFLAGS
251 LDFLAGS=$_SAVE_LDFLAGS
252
253 case "$build:$target" in
254 powerpc-apple-darwin8*:i?86-apple-darwin*)
255 dnl The Darwin cross compiler doesn't necessarily point itself at a
256 dnl root that has libraries for the proper architecture, it defaults
257 dnl to the system root. The libraries in the system root on current
258 dnl versions of PPC OS X 10.4 aren't fat, so these target compiler
259 dnl checks will fail. Fake a working SDK in that case.
260 _SAVE_CFLAGS=$CFLAGS
261 _SAVE_CXXFLAGS=$CXXLAGS
262 CFLAGS="-isysroot /Developer/SDKs/MacOSX10.4u.sdk $CFLAGS"
263 CXXFLAGS="-isysroot /Developer/SDKs/MacOSX10.4u.sdk $CXXFLAGS"
264 ;;
265 esac
266
267 case "$target" in
268 *symbian*)
269 AC_ARG_WITH(symbian-sdk,
270 [ --with-symbian-sdk=SYMBIAN_SDK_DIR
271 The path to the Symbian SDK],
272 SYMBIAN_SDK_DIR=$withval)
273
274 OS_EXE_CFLAGS="$OS_EXE_CFLAGS -D__EXE__"
275 CFLAGS="-MD -nostdinc"
276 SYMBIAN_SYS_INCLUDE="-I$SYMBIAN_SDK_DIR/Epoc32/include -I$SYMBIAN_SDK_DIR/Epoc32/include/variant -I$SYMBIAN_SDK_DIR/Epoc32/include/stdapis"
277
278 case "$target" in
279 *-symbianelf)
280 OS_TARGET=GCCE
281 CC=arm-none-symbianelf-gcc.exe
282 CXX=arm-none-symbianelf-g++.exe
283 LD=arm-none-symbianelf-ld.exe
284 AR=arm-none-symbianelf-ar.exe
285 CPP=arm-none-symbianelf-cpp.exe
286 CFLAGS="$CFLAGS -c -Wall -Wno-unknown-pragmas -fexceptions -march=armv5t -mapcs -pipe -msoft-float"
287 CXXFLAGS="$CFLAGS -Wno-ctor-dtor-privacy"
288 GCCE_INCLUDE="-include $SYMBIAN_SDK_DIR/EPOC32/INCLUDE/GCCE/GCCE.h -D__PRODUCT_INCLUDE__=$SYMBIAN_SDK_DIR/Epoc32/include/variant/Symbian_OS_v9.2.hrh"
289 CFLAGS="$CFLAGS ${GCCE_INCLUDE} -x c"
290 CXXFLAGS="$CXXFLAGS ${GCCE_INCLUDE} -x c++"
291 CPPFLAGS="$CPPFLAGS ${SYMBIAN_SYS_INCLUDE}"
292 ;;
293 *-symbianwinscw)
294 dnl TODO: add emulator build code
295 OS_TARGET=WINSCW
296 ;;
297 esac
298 ;;
299 esac
300
301 AC_CHECK_PROGS(CC, $CC "${target_alias}-gcc" "${target}-gcc", :)
302 unset ac_cv_prog_CC
303 AC_PROG_CC
304 AC_CHECK_PROGS(CXX, $CXX "${target_alias}-g++" "${target}-g++", :)
305 unset ac_cv_prog_CXX
306 AC_PROG_CXX
307
308 case "$build:$target" in
309 powerpc-apple-darwin8*:i?86-apple-darwin*)
310 dnl Revert the changes made above. From this point on, the target
311 dnl compiler will never be used without applying the SDK to CFLAGS
312 dnl (see --with-macos-sdk below).
313 CFLAGS=$_SAVE_CFLAGS
314 CXXFLAGS=$_SAVE_CXXFLAGS
315 ;;
316 esac
317
318 AC_CHECK_PROGS(RANLIB, $RANLIB "${target_alias}-ranlib" "${target}-ranlib", :)
319 AC_CHECK_PROGS(AR, $AR "${target_alias}-ar" "${target}-ar", :)
320 MOZ_PATH_PROGS(AS, $AS "${target_alias}-as" "${target}-as", :)
321 AC_CHECK_PROGS(LD, $LD "${target_alias}-ld" "${target}-ld", :)
322 AC_CHECK_PROGS(STRIP, $STRIP "${target_alias}-strip" "${target}-strip", :)
323 AC_CHECK_PROGS(WINDRES, $WINDRES "${target_alias}-windres" "${target}-windres", :)
324 AC_DEFINE(CROSS_COMPILE)
325
326 dnl If we cross compile for ppc on Mac OS X x86, cross_compiling will
327 dnl have erroneously been set to "no", because the x86 build host is
328 dnl able to run ppc code in a translated environment, making a cross
329 dnl compiler appear native. So we override that here.
330 cross_compiling=yes
331 else
332 AC_PROG_CC
333 AC_PROG_CXX
334 AC_PROG_RANLIB
335 MOZ_PATH_PROGS(AS, $AS as, $CC)
336 AC_CHECK_PROGS(AR, ar, :)
337 AC_CHECK_PROGS(LD, ld, :)
338 AC_CHECK_PROGS(STRIP, strip, :)
339 AC_CHECK_PROGS(WINDRES, windres, :)
340 if test -z "$HOST_CC"; then
341 HOST_CC="$CC"
342 fi
343 if test -z "$HOST_CFLAGS"; then
344 HOST_CFLAGS="$CFLAGS"
345 fi
346 if test -z "$HOST_CXX"; then
347 HOST_CXX="$CXX"
348 fi
349 if test -z "$HOST_CXXFLAGS"; then
350 HOST_CXXFLAGS="$CXXFLAGS"
351 fi
352 if test -z "$HOST_LDFLAGS"; then
353 HOST_LDFLAGS="$LDFLAGS"
354 fi
355 if test -z "$HOST_RANLIB"; then
356 HOST_RANLIB="$RANLIB"
357 fi
358 if test -z "$HOST_AR"; then
359 HOST_AR="$AR"
360 fi
361 fi
362
363 GNU_AS=
364 GNU_LD=
365 GNU_CC=
366 GNU_CXX=
367 CC_VERSION='N/A'
368 CXX_VERSION='N/A'
369 if test "$GCC" = "yes"; then
370 GNU_CC=1
371 CC_VERSION=`$CC -v 2>&1 | grep 'gcc version'`
372 fi
373 if test "$GXX" = "yes"; then
374 GNU_CXX=1
375 CXX_VERSION=`$CXX -v 2>&1 | grep 'gcc version'`
376 fi
377 if test "`echo | $AS -v 2>&1 | grep -c GNU`" != "0"; then
378 GNU_AS=1
379 fi
380 if test "`echo | $LD -v 2>&1 | grep -c GNU`" != "0"; then
381 GNU_LD=1
382 fi
383 if test "$GNU_CC"; then
384 if `$CC -print-prog-name=ld` -v 2>&1 | grep -c GNU >/dev/null; then
385 GCC_USE_GNU_LD=1
386 fi
387 fi
388
389 INTEL_CC=
390 INTEL_CXX=
391 if test "$GCC" = yes; then
392 if test "`$CC -help 2>&1 | grep -c 'Intel(R) C Compiler'`" != "0"; then
393 INTEL_CC=1
394 fi
395 fi
396
397 if test "$GXX" = yes; then
398 if test "`$CXX -help 2>&1 | grep -c 'Intel(R) C++ Compiler'`" != "0"; then
399 INTEL_CXX=1
400 fi
401 fi
402
403 dnl Special win32 checks
404 dnl ========================================================
405 case "$target" in
406 *-wince)
407 WINVER=500
408 ;;
409 *)
410 if test -n "$GNU_CC"; then
411 WINVER=501
412 else
413 WINVER=500
414 fi
415 ;;
416 esac
417
418 case "$target" in
419 *-cygwin*|*-mingw*|*-msvc*|*-mks*|*-wince)
420 if test "$GCC" != "yes"; then
421 # Check to see if we are really running in a msvc environemnt
422 _WIN32_MSVC=1
423
424 # Make sure compilers are valid
425 CFLAGS="$CFLAGS -TC -nologo"
426 CXXFLAGS="$CXXFLAGS -TP -nologo"
427 AC_LANG_SAVE
428 AC_LANG_C
429 AC_TRY_COMPILE([#include <stdio.h>],
430 [ printf("Hello World\n"); ],,
431 AC_MSG_ERROR([\$(CC) test failed. You must have MS VC++ in your path to build.]) )
432
433 AC_LANG_CPLUSPLUS
434 AC_TRY_COMPILE([#include <new.h>],
435 [ unsigned *test = new unsigned(42); ],,
436 AC_MSG_ERROR([\$(CXX) test failed. You must have MS VC++ in your path to build.]) )
437 AC_LANG_RESTORE
438
439 changequote(,)
440 _MSVC_VER_FILTER='s|.* ([0-9]+\.[0-9]+\.[0-9]+(\.[0-9]+)?).*|\1|p'
441 changequote([,])
442
443 # Determine compiler version
444 CC_VERSION=`"${CC}" -v 2>&1 | sed -nre "$_MSVC_VER_FILTER"`
445 _CC_MAJOR_VERSION=`echo ${CC_VERSION} | $AWK -F\. '{ print $1 }'`
446 _CC_MINOR_VERSION=`echo ${CC_VERSION} | $AWK -F\. '{ print $2 }'`
447 _CC_RELEASE=`echo ${CC_VERSION} | $AWK -F\. '{ print $3 }'`
448 _CC_BUILD=`echo ${CC_VERSION} | $AWK -F\. '{ print $4 }'`
449 _MSC_VER=${_CC_MAJOR_VERSION}${_CC_MINOR_VERSION}
450
451 CXX_VERSION=`"${CXX}" -v 2>&1 | sed -nre "$_MSVC_VER_FILTER"`
452 _CXX_MAJOR_VERSION=`echo ${CXX_VERSION} | $AWK -F\. '{ print $1 }'`
453
454 if test "$_CC_MAJOR_VERSION" != "$_CXX_MAJOR_VERSION"; then
455 AC_MSG_ERROR([The major versions of \$CC and \$CXX do not match.])
456 fi
457 if test "$_CC_MAJOR_VERSION" = "13"; then
458 _CC_SUITE=7
459 elif test "$_CC_MAJOR_VERSION" = "14"; then
460 _CC_SUITE=8
461 CXXFLAGS="$CXXFLAGS -Zc:wchar_t-"
462 dnl -DYNAMICBASE is only supported on VC8SP1 or newer,
463 dnl so be very specific here!
464 dnl VC8 is 14.00.50727.42, VC8SP1 is 14.00.50727.762
465 if test $_CC_RELEASE -gt 50727; then
466 _USE_DYNAMICBASE=1
467 elif test $_CC_BUILD -ge 762; then
468 _USE_DYNAMICBASE=1
469 fi
470 AC_DEFINE(_CRT_SECURE_NO_DEPRECATE)
471 AC_DEFINE(_CRT_NONSTDC_NO_DEPRECATE)
472 elif test "$_CC_MAJOR_VERSION" = "15"; then
473 _CC_SUITE=9
474 CXXFLAGS="$CXXFLAGS -Zc:wchar_t-"
475 LDFLAGS="$LDFLAGS -MANIFESTUAC:NO"
476 _USE_DYNAMICBASE=1
477 AC_DEFINE(_CRT_SECURE_NO_WARNINGS)
478 AC_DEFINE(_CRT_NONSTDC_NO_WARNINGS)
479 else
480 AC_MSG_ERROR([This version of the MSVC compiler, $CC_VERSION , is unsupported.])
481 fi
482
483 _MOZ_RTTI_FLAGS_ON='-GR'
484 _MOZ_RTTI_FLAGS_OFF='-GR-'
485 _MOZ_EXCEPTIONS_FLAGS_ON='-EHsc'
486 _MOZ_EXCEPTIONS_FLAGS_OFF=''
487
488 if test -n "$WIN32_REDIST_DIR"; then
489 WIN32_REDIST_DIR=`cd "$WIN32_REDIST_DIR" && pwd`
490 fi
491
492 # bug #249782
493 # ensure that mt.exe is Microsoft (R) Manifest Tool and not magnetic tape manipulation utility (or something else)
494 if test "$_CC_SUITE" -ge "8"; then
495 changequote(,)
496 _MSMT_VER_FILTER='s|.* \([0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\).*|\1|p'
497 changequote([,])
498
499 MSMT_TOOL=`mt 2>&1|grep 'Microsoft (R) Manifest Tool'`
500 if test -n "$MSMT_TOOL"; then
501 MSMANIFEST_TOOL_VERSION=`echo ${MSMT_TOOL}|sed -ne "$_MSMT_VER_FILTER"`
502 if test -z "$MSMANIFEST_TOOL_VERSION"; then
503 AC_MSG_WARN([Unknown version of the Microsoft (R) Manifest Tool.])
504 fi
505 MSMANIFEST_TOOL=1
506 unset MSMT_TOOL
507 else
508 AC_MSG_ERROR([Microsoft (R) Manifest Tool must be in your \$PATH.])
509 fi
510 fi
511
512 # Check linker version
513 _LD_FULL_VERSION=`"${LD}" -v 2>&1 | sed -nre "$_MSVC_VER_FILTER"`
514 _LD_MAJOR_VERSION=`echo ${_LD_FULL_VERSION} | $AWK -F\. '{ print $1 }'`
515 if test "$_LD_MAJOR_VERSION" != "$_CC_SUITE"; then
516 AC_MSG_ERROR([The linker major version, $_LD_FULL_VERSION, does not match the compiler suite version, $_CC_SUITE.])
517 fi
518 INCREMENTAL_LINKER=1
519
520 unset _MSVC_VER_FILTER
521
522 else
523 # Check w32api version
524 _W32API_MAJOR_VERSION=`echo $W32API_VERSION | $AWK -F\. '{ print $1 }'`
525 _W32API_MINOR_VERSION=`echo $W32API_VERSION | $AWK -F\. '{ print $2 }'`
526 AC_MSG_CHECKING([for w32api version >= $W32API_VERSION])
527 AC_TRY_COMPILE([#include <w32api.h>],
528 #if (__W32API_MAJOR_VERSION < $_W32API_MAJOR_VERSION) || \
529 (__W32API_MAJOR_VERSION == $_W32API_MAJOR_VERSION && \
530 __W32API_MINOR_VERSION < $_W32API_MINOR_VERSION)
531 #error "test failed."
532 #endif
533 , [ res=yes ], [ res=no ])
534 AC_MSG_RESULT([$res])
535 if test "$res" != "yes"; then
536 AC_MSG_ERROR([w32api version $W32API_VERSION or higher required.])
537 fi
538 # Check windres version
539 AC_MSG_CHECKING([for windres version >= $WINDRES_VERSION])
540 _WINDRES_VERSION=`${WINDRES} --version 2>&1 | grep -i windres 2>/dev/null | $AWK '{ print $3 }'`
541 AC_MSG_RESULT([$_WINDRES_VERSION])
542 _WINDRES_MAJOR_VERSION=`echo $_WINDRES_VERSION | $AWK -F\. '{ print $1 }'`
543 _WINDRES_MINOR_VERSION=`echo $_WINDRES_VERSION | $AWK -F\. '{ print $2 }'`
544 _WINDRES_RELEASE_VERSION=`echo $_WINDRES_VERSION | $AWK -F\. '{ print $3 }'`
545 WINDRES_MAJOR_VERSION=`echo $WINDRES_VERSION | $AWK -F\. '{ print $1 }'`
546 WINDRES_MINOR_VERSION=`echo $WINDRES_VERSION | $AWK -F\. '{ print $2 }'`
547 WINDRES_RELEASE_VERSION=`echo $WINDRES_VERSION | $AWK -F\. '{ print $3 }'`
548 if test "$_WINDRES_MAJOR_VERSION" -lt "$WINDRES_MAJOR_VERSION" -o \
549 "$_WINDRES_MAJOR_VERSION" -eq "$WINDRES_MAJOR_VERSION" -a \
550 "$_WINDRES_MINOR_VERSION" -lt "$WINDRES_MINOR_VERSION" -o \
551 "$_WINDRES_MAJOR_VERSION" -eq "$WINDRES_MAJOR_VERSION" -a \
552 "$_WINDRES_MINOR_VERSION" -eq "$WINDRES_MINOR_VERSION" -a \
553 "$_WINDRES_RELEASE_VERSION" -lt "$WINDRES_RELEASE_VERSION"
554 then
555 AC_MSG_ERROR([windres version $WINDRES_VERSION or higher is required to build.])
556 fi
557 fi # !GNU_CC
558
559 AC_DEFINE_UNQUOTED(WINVER,0x$WINVER)
560 AC_DEFINE_UNQUOTED(_WIN32_WINNT,0x$WINVER)
561 # Require OS features provided by IE 5.0
562 AC_DEFINE_UNQUOTED(_WIN32_IE,0x0500)
563 ;;
564 esac
565
566 dnl Test breaks icc on OS/2 && MSVC
567 if test "$CC" != "icc" -a -z "$_WIN32_MSVC"; then
568 AC_PROG_CC_C_O
569 if grep "NO_MINUS_C_MINUS_O 1" ./confdefs.h >/dev/null; then
570 USING_HCC=1
571 _OLDCC=$CC
572 _OLDCXX=$CXX
573 CC="${srcdir}/build/hcc '$CC'"
574 CXX="${srcdir}/build/hcpp '$CXX'"
575 fi
576 fi
577
578 AC_PROG_CPP
579 AC_PROG_CXXCPP
580
581 if test -n "$_WIN32_MSVC"; then
582 SKIP_PATH_CHECKS=1
583 SKIP_COMPILER_CHECKS=1
584 SKIP_LIBRARY_CHECKS=1
585
586 # Since we're skipping compiler and library checks, hard-code
587 # some facts here.
588
589 # Common to all MSVC environments:
590 # Windows lacks <stdint.h>, but has __int8, and so on.
591 AC_DEFINE(JS_HAVE___INTN)
592
593 case "$target" in
594 *-wince)
595 AC_DEFINE(HAVE_SYSTEMTIMETOFILETIME)
596 AC_DEFINE(JS_CRTDEFS_H_HAS_INTPTR_T)
597 ;;
598 *)
599 AC_DEFINE(HAVE_SYSTEMTIMETOFILETIME)
600 AC_DEFINE(HAVE_GETSYSTEMTIMEASFILETIME)
601 # Windows <stddef.h> defines intptr_t and uintptr_t.
602 # VS2005: http://msdn.microsoft.com/en-us/library/323b6b3k(VS.80).aspx
603 # VS2008: http://msdn.microsoft.com/en-us/library/323b6b3k.aspx
604 AC_DEFINE(JS_STDDEF_H_HAS_INTPTR_T)
605 ;;
606 esac
607 fi
608
609 fi # COMPILE_ENVIRONMENT
610
611 if test "$cross_compiling" = "yes"; then
612 CROSS_COMPILE=1
613 else
614 CROSS_COMPILE=
615 fi
616
617 AC_SUBST(_MSC_VER)
618
619 AC_SUBST(GNU_AS)
620 AC_SUBST(GNU_LD)
621 AC_SUBST(GNU_CC)
622 AC_SUBST(GNU_CXX)
623 AC_SUBST(INTEL_CC)
624 AC_SUBST(INTEL_CXX)
625
626 dnl ========================================================
627 dnl Checks for programs.
628 dnl ========================================================
629 AC_PROG_INSTALL
630 AC_PROG_LN_S
631 MOZ_PATH_PROGS(PERL, $PERL perl5 perl )
632 if test -z "$PERL" || test "$PERL" = ":"; then
633 AC_MSG_ERROR([perl not found in \$PATH])
634 fi
635
636 if test -z "$TINDERBOX_SKIP_PERL_VERSION_CHECK"; then
637 AC_MSG_CHECKING([for minimum required perl version >= $PERL_VERSION])
638 _perl_version=`PERL_VERSION=$PERL_VERSION $PERL -e 'print "$]"; if ($] >= $ENV{PERL_VERSION}) { exit(0); } else { exit(1); }' 2>&5`
639 _perl_res=$?
640 AC_MSG_RESULT([$_perl_version])
641
642 if test "$_perl_res" != 0; then
643 AC_MSG_ERROR([Perl $PERL_VERSION or higher is required.])
644 fi
645 fi
646
647 AC_MSG_CHECKING([for full perl installation])
648 _perl_archlib=`$PERL -e 'use Config; if ( -d $Config{archlib} ) { exit(0); } else { exit(1); }' 2>&5`
649 _perl_res=$?
650 if test "$_perl_res" != 0; then
651 AC_MSG_RESULT([no])
652 AC_MSG_ERROR([Cannot find Config.pm or \$Config{archlib}. A full perl installation is required.])
653 else
654 AC_MSG_RESULT([yes])
655 fi
656
657 MOZ_PATH_PROGS(PYTHON, $PYTHON python)
658 if test -z "$PYTHON"; then
659 AC_MSG_ERROR([python was not found in \$PATH])
660 fi
661
662 if test -z "$COMPILE_ENVIRONMENT"; then
663 NSINSTALL_BIN='$(PYTHON) $(topsrcdir)/config/nsinstall.py'
664 fi
665 AC_SUBST(NSINSTALL_BIN)
666
667 MOZ_PATH_PROG(DOXYGEN, doxygen, :)
668 MOZ_PATH_PROG(WHOAMI, whoami, :)
669 MOZ_PATH_PROG(AUTOCONF, autoconf, :)
670 MOZ_PATH_PROG(UNZIP, unzip, :)
671 MOZ_PATH_PROGS(ZIP, zip)
672 if test -z "$ZIP" || test "$ZIP" = ":"; then
673 AC_MSG_ERROR([zip not found in \$PATH])
674 fi
675 MOZ_PATH_PROG(SYSTEM_MAKEDEPEND, makedepend)
676 MOZ_PATH_PROG(XARGS, xargs)
677 if test -z "$XARGS" || test "$XARGS" = ":"; then
678 AC_MSG_ERROR([xargs not found in \$PATH .])
679 fi
680
681 if test "$COMPILE_ENVIRONMENT"; then
682
683 dnl ========================================================
684 dnl = Mac OS X toolchain support
685 dnl ========================================================
686
687 case "$target_os" in
688 darwin*)
689 dnl Current known valid versions for GCC_VERSION are 2.95.2 3.1 3.3 4.0.
690 dnl 4.0 identifies itself as 4.0.x, so strip the decidecimal for
691 dnl the environment and includedir purposes (when using an SDK, below),
692 dnl but remember the full version number for the libdir (SDK).
693 changequote(,)
694 GCC_VERSION_FULL=`echo $CXX_VERSION | $PERL -pe 's/^.*gcc version ([^ ]*).*/$1/'`
695 GCC_VERSION=`echo $GCC_VERSION_FULL | $PERL -pe '(split(/\./))[0]>=4&&s/(^\d*\.\d*).*/$1/;'`
696 changequote([,])
697 if test "$GCC_VERSION_FULL" = "4.0.0" ; then
698 dnl Bug 280479, but this keeps popping up in bug 292530 too because
699 dnl 4.0.0/4061 is the default compiler in Tiger.
700 changequote(,)
701 GCC_BUILD=`echo $CXX_VERSION | $PERL -pe 's/^.*build ([^ )]*).*/$1/'`
702 changequote([,])
703 if test "$GCC_BUILD" = "4061" ; then
704 AC_MSG_ERROR([You are attempting to use Apple gcc 4.0 build 4061.
705 This compiler was supplied with Xcode 2.0, and contains bugs that prevent it
706 from building Mozilla. Upgrade to Xcode 2.1 or later.])
707 fi
708 fi
709
710 dnl xcodebuild needs GCC_VERSION defined in the environment, since it
711 dnl doesn't respect the CC/CXX setting. With GCC_VERSION set, it will use
712 dnl /usr/bin/g(cc|++)-$GCC_VERSION.
713 MOZ_PATH_PROGS(PBBUILD, pbbuild xcodebuild pbxbuild)
714
715 case "$PBBUILD" in
716 *xcodebuild*)
717 changequote(,)
718 XCODEBUILD_VERSION=`$PBBUILD -version 2>/dev/null | xargs | sed -e 's/.*DevToolsCore-\([0-9]*\).*/\1/'`
719 changequote([,])
720 if test -n "$XCODEBUILD_VERSION" && test "$XCODEBUILD_VERSION" -ge 620 ; then
721 HAS_XCODE_2_1=1;
722 fi
723 ;;
724 esac
725
726 dnl sdp was formerly in /Developer/Tools. As of Mac OS X 10.4 (Darwin 8),
727 dnl it has moved into /usr/bin.
728 MOZ_PATH_PROG(SDP, sdp, :, [$PATH:/usr/bin:/Developer/Tools])
729 ;;
730 esac
731
732 AC_SUBST(GCC_VERSION)
733 AC_SUBST(XCODEBUILD_VERSION)
734 AC_SUBST(HAS_XCODE_2_1)
735
736 dnl The universal machinery sets UNIVERSAL_BINARY to inform packager.mk
737 dnl that a universal binary is being produced.
738 AC_SUBST(UNIVERSAL_BINARY)
739
740 dnl ========================================================
741 dnl Check for MacOS deployment target version
742 dnl ========================================================
743
744 MOZ_ARG_ENABLE_STRING(macos-target,
745 [ --enable-macos-target=VER (default=10.4)
746 Set the minimum MacOS version needed at runtime],
747 [_MACOSX_DEPLOYMENT_TARGET=$enableval])
748
749 case "$target" in
750 *-darwin*)
751 if test -n "$_MACOSX_DEPLOYMENT_TARGET" ; then
752 dnl Use the specified value
753 export MACOSX_DEPLOYMENT_TARGET=$_MACOSX_DEPLOYMENT_TARGET
754 AC_DEFINE_UNQUOTED(__ENVIRONMENT_MAC_OS_X_VERION_MIN_REQUIRED__,$_MACOSX_DEPLOYMENT_TARGET)
755 elif test -z "$MACOSX_DEPLOYMENT_TARGET" ; then
756 dnl No value specified on the command line or in the environment,
757 dnl use the lesser of the application's minimum or the architecture's
758 dnl minimum.
759 export MACOSX_DEPLOYMENT_TARGET=10.4
760 fi
761 ;;
762 esac
763
764 AC_SUBST(MACOSX_DEPLOYMENT_TARGET)
765
766 dnl ========================================================
767 dnl = Mac OS X SDK support
768 dnl ========================================================
769 MACOS_SDK_DIR=
770 NEXT_ROOT=
771 MOZ_ARG_WITH_STRING(macos-sdk,
772 [ --with-macos-sdk=dir Location of platform SDK to use (Mac OS X only)],
773 MACOS_SDK_DIR=$withval)
774
775 dnl MACOS_SDK_DIR will be set to the SDK location whenever one is in use.
776 dnl NEXT_ROOT will be set and exported only if it's needed.
777 AC_SUBST(MACOS_SDK_DIR)
778 AC_SUBST(NEXT_ROOT)
779
780 if test "$MACOS_SDK_DIR"; then
781 dnl Sync this section with the ones in NSPR and NSS.
782 dnl Changes to the cross environment here need to be accounted for in
783 dnl the libIDL checks (below) and xpidl build.
784
785 if test ! -d "$MACOS_SDK_DIR"; then
786 AC_MSG_ERROR([SDK not found. When using --with-macos-sdk, you must
787 specify a valid SDK. SDKs are installed when the optional cross-development
788 tools are selected during the Xcode/Developer Tools installation.])
789 fi
790
791 GCC_VERSION_MAJOR=`echo $GCC_VERSION_FULL | $PERL -pe 's/(^\d*).*/$1/;'`
792 if test "$GCC_VERSION_MAJOR" -lt "4" ; then
793 AC_MSG_ERROR([You need to upgrade the compiler version to 4.x])
794 else
795 CFLAGS="$CFLAGS -isysroot ${MACOS_SDK_DIR}"
796 CXXFLAGS="$CXXFLAGS -isysroot ${MACOS_SDK_DIR}"
797
798 dnl CPP/CXXCPP needs to be set for AC_CHECK_HEADER.
799 CPP="$CPP -isysroot ${MACOS_SDK_DIR}"
800 CXXCPP="$CXXCPP -isysroot ${MACOS_SDK_DIR}"
801
802 if test "$GCC_VERSION_FULL" = "4.0.0" ; then
803 dnl If gcc >= 4.0, we're guaranteed to be on Tiger, which has an ld
804 dnl that supports -syslibroot. Don't set NEXT_ROOT because it will
805 dnl be ignored and cause warnings when -syslibroot is specified.
806 dnl gcc 4.0.1 will pass -syslibroot to ld automatically based on
807 dnl the -isysroot it receives, so this is only needed with 4.0.0.
808 LDFLAGS="$LDFLAGS -Wl,-syslibroot,${MACOS_SDK_DIR}"
809 fi
810 fi
811
812 AC_LANG_SAVE
813 AC_MSG_CHECKING([for valid compiler/Mac OS X SDK combination])
814 AC_LANG_CPLUSPLUS
815 AC_TRY_COMPILE([#include <new>
816 int main() { return 0; }],
817 result=yes,
818 result=no)
819 AC_LANG_RESTORE
820 AC_MSG_RESULT($result)
821
822 if test "$result" = "no" ; then
823 AC_MSG_ERROR([The selected compiler and Mac OS X SDK are incompatible.])
824 fi
825 fi
826
827 fi # COMPILE_ENVIRONMENT
828
829 case "$host_os" in
830 cygwin*|mingw*|mks*|msvc*)
831 MOZ_PATH_PROGS(MAKE, $MAKE make gmake, :)
832 ;;
833 *)
834 MOZ_PATH_PROGS(MAKE, $MAKE gmake make, :)
835 ;;
836 esac
837
838 if test "$COMPILE_ENVIRONMENT"; then
839
840 AC_PATH_XTRA
841
842 dnl Check in X11 include directory too.
843 if test "$no_x" != "yes"; then
844 CPPFLAGS="$CPPFLAGS $X_CFLAGS"
845 fi
846
847 XCFLAGS="$X_CFLAGS"
848
849 fi # COMPILE_ENVIRONMENT
850
851 dnl ========================================================
852 dnl set the defaults first
853 dnl ========================================================
854 AS_BIN=$AS
855 AR_FLAGS='cr $@'
856 AR_LIST='$(AR) t'
857 AR_EXTRACT='$(AR) x'
858 AR_DELETE='$(AR) d'
859 AS='$(CC)'
860 AS_DASH_C_FLAG='-c'
861 DLL_PREFIX=lib
862 LIB_PREFIX=lib
863 DLL_SUFFIX=.so
864 OBJ_SUFFIX=o
865 LIB_SUFFIX=a
866 ASM_SUFFIX=s
867 IMPORT_LIB_SUFFIX=
868 TARGET_MD_ARCH=unix
869 DIRENT_INO=d_ino
870 CYGWIN_WRAPPER=
871 WIN_TOP_SRC=
872 MOZ_USER_DIR=".mozilla"
873 HOST_AR='$(AR)'
874 HOST_AR_FLAGS='$(AR_FLAGS)'
875
876 MOZ_JS_LIBS='-L$(libdir) -lmozjs'
877 MOZ_FIX_LINK_PATHS='-Wl,-rpath-link,$(LIBXUL_DIST)/bin -Wl,-rpath-link,$(PREFIX)/lib'
878
879 MOZ_COMPONENT_NSPR_LIBS='-L$(LIBXUL_DIST)/bin $(NSPR_LIBS)'
880 MOZ_XPCOM_OBSOLETE_LIBS='-L$(LIBXUL_DIST)/lib -lxpcom_compat'
881
882 USE_DEPENDENT_LIBS=1
883
884 _PLATFORM_DEFAULT_TOOLKIT=cairo-gtk2
885 MOZ_GFX_TOOLKIT='$(MOZ_WIDGET_TOOLKIT)'
886
887 MOZ_ENABLE_POSTSCRIPT=1
888
889 if test -n "$CROSS_COMPILE"; then
890 OS_TARGET="${target_os}"
891 OS_ARCH=`echo $target_os | sed -e 's|/|_|g'`
892 OS_RELEASE=
893 case "${target_os}" in
894 linux*) OS_ARCH=Linux OS_TARGET=Linux ;;
895 kfreebsd*-gnu) OS_ARCH=GNU_kFreeBSD OS_TARGET=GNU_kFreeBSD ;;
896 solaris*) OS_ARCH=SunOS OS_RELEASE=5 ;;
897 mingw*) OS_ARCH=WINNT ;;
898 wince*) OS_ARCH=WINCE ;;
899 darwin*) OS_ARCH=Darwin OS_TARGET=Darwin ;;
900 esac
901 else
902 OS_TARGET=`uname -s`
903 OS_ARCH=`uname -s | sed -e 's|/|_|g'`
904 OS_RELEASE=`uname -r`
905 fi
906
907 # Before this used `uname -m` when not cross compiling
908 # but that breaks when you have a 64 bit kernel with a 32 bit userland.
909 OS_TEST="${target_cpu}"
910
911 _COMPILER_PREFIX=
912
913 HOST_OS_ARCH=`echo $host_os | sed -e 's|/|_|g'`
914
915 #######################################################################
916 # Master "Core Components" macros for getting the OS target #
917 #######################################################################
918
919 #
920 # If OS_TARGET is not specified, it defaults to $(OS_ARCH), i.e., no
921 # cross-compilation.
922 #
923
924 #
925 # Define and override various archtecture-specific variables, including
926 # HOST_OS_ARCH
927 # OS_ARCH
928 # OS_TEST
929 # OS_TARGET
930 # OS_RELEASE
931 # OS_MINOR_RELEASE
932 #
933
934 case "$HOST_OS_ARCH" in
935 cygwin*|mingw*|mks*|msvc*)
936 HOST_OS_ARCH=WINNT
937 ;;
938 linux*)
939 HOST_OS_ARCH=Linux
940 ;;
941 solaris*)
942 HOST_OS_ARCH=SunOS
943 SOLARIS_SUNPRO_CC=
944 SOLARIS_SUNPRO_CXX=
945 if test -z "$GNU_CC"; then
946 if test "`$CC -V 2>&1 | egrep -c 'Sun.*C '`" != "0"; then
947 SOLARIS_SUNPRO_CC=1
948 fi
949 fi
950
951 if test -z "$GNU_CXX"; then
952 if test "`$CXX -V 2>&1 | egrep -c 'Sun.*C\+\+ '`" != "0"; then
953 SOLARIS_SUNPRO_CXX=1
954 fi
955 fi
956 AC_SUBST(SOLARIS_SUNPRO_CC)
957 AC_SUBST(SOLARIS_SUNPRO_CXX)
958 ;;
959 BSD_386)
960 HOST_OS_ARCH=BSD
961 ;;
962 dgux)
963 HOST_OS_ARCH=DGUX
964 ;;
965 IRIX64)
966 HOST_OS_ARCH=IRIX
967 ;;
968 UNIX_SV)
969 if "`cat /etc/bcheckrc | grep -c NCR 2>/dev/null`" != "0"; then
970 HOST_OS_ARCH=NCR
971 else
972 HOST_OS_ARCH=UNIXWARE
973 fi
974 ;;
975 ncr)
976 HOST_OS_ARCH=NCR
977 ;;
978 UNIX_SYSTEM_V)
979 HOST_OS_ARCH=NEC
980 ;;
981 OSF1)
982 ;;
983 *OpenVMS*)
984 HOST_OS_ARCH=OpenVMS
985 ;;
986 OS_2)
987 HOST_OS_ARCH=OS2
988 ;;
989 QNX)
990 ;;
991 SCO_SV)
992 HOST_OS_ARCH=SCOOS
993 ;;
994 SINIX-N | SINIX-Y | SINIX-Z |ReliantUNIX-M)
995 HOST_OS_ARCH=SINIX
996 ;;
997 UnixWare)
998 HOST_OS_ARCH=UNIXWARE
999 ;;
1000 esac
1001
1002 case "$OS_ARCH" in
1003 WINNT)
1004 OS_TEST=`uname -p`
1005 ;;
1006 Windows_NT)
1007 #
1008 # If uname -s returns "Windows_NT", we assume that we are using
1009 # the uname.exe in MKS toolkit.
1010 #
1011 # The -r option of MKS uname only returns the major version number.
1012 # So we need to use its -v option to get the minor version number.
1013 # Moreover, it doesn't have the -p option, so we need to use uname -m.
1014 #
1015 OS_ARCH=WINNT
1016 OS_TARGET=WINNT
1017 OS_MINOR_RELEASE=`uname -v`
1018 if test "$OS_MINOR_RELEASE" = "00"; then
1019 OS_MINOR_RELEASE=0
1020 fi
1021 OS_RELEASE="${OS_RELEASE}.${OS_MINOR_RELEASE}"
1022 ;;
1023 CYGWIN32_NT|CYGWIN_NT*|MINGW*_NT*)
1024 #
1025 # If uname -s returns "CYGWIN_NT-4.0", we assume that we are using
1026 # the uname.exe in the Cygwin tools.
1027 # Prior to the Beta 20 release, Cygwin was called GNU-Win32.
1028 # If uname -s returns "CYGWIN32/NT", we assume that we are using
1029 # the uname.exe in the GNU-Win32 tools.
1030 # If uname -s returns MINGW32_NT-5.1, we assume that we are using
1031 # the uname.exe in the MSYS tools.
1032 #
1033 OS_RELEASE=`expr $OS_ARCH : '.*NT-\(.*\)'`
1034 OS_ARCH=WINNT
1035 OS_TARGET=WINNT
1036 ;;
1037 AIX)
1038 OS_RELEASE=`uname -v`.`uname -r`
1039 OS_TEST=${target_cpu}
1040 ;;
1041 BSD_386)
1042 OS_ARCH=BSD
1043 ;;
1044 dgux)
1045 OS_ARCH=DGUX
1046 ;;
1047 IRIX64)
1048 OS_ARCH=IRIX
1049 ;;
1050 UNIX_SV)
1051 if "`cat /etc/bcheckrc | grep -c NCR 2>/dev/null`" != "0"; then
1052 OS_ARCH=NCR
1053 else
1054 OS_ARCH=UNIXWARE
1055 OS_RELEASE=`uname -v`
1056 fi
1057 ;;
1058 ncr)
1059 OS_ARCH=NCR
1060 ;;
1061 UNIX_SYSTEM_V)
1062 OS_ARCH=NEC
1063 ;;
1064 OSF1)
1065 case `uname -v` in
1066 148)
1067 OS_RELEASE=V3.2C
1068 ;;
1069 564)
1070 OS_RELEASE=V4.0B
1071 ;;
1072 878)
1073 OS_RELEASE=V4.0D
1074 ;;
1075 esac
1076 ;;
1077 *OpenVMS*)
1078 OS_ARCH=OpenVMS
1079 OS_RELEASE=`uname -v`
1080 OS_TEST=`uname -p`
1081 ;;
1082 OS_2)
1083 OS_ARCH=OS2
1084 OS_TARGET=OS2
1085 OS_RELEASE=`uname -v`
1086 ;;
1087 QNX)
1088 if test "$OS_TARGET" != "NTO"; then
1089 changequote(,)
1090 OS_RELEASE=`uname -v | sed 's/^\([0-9]\)\([0-9]*\)$/\1.\2/'`
1091 changequote([,])
1092 fi
1093 OS_TEST=x86
1094 ;;
1095 SCO_SV)
1096 OS_ARCH=SCOOS
1097 OS_RELEASE=5.0
1098 ;;
1099 SINIX-N | SINIX-Y | SINIX-Z |ReliantUNIX-M)
1100 OS_ARCH=SINIX
1101 OS_TEST=`uname -p`
1102 ;;
1103 UnixWare)
1104 OS_ARCH=UNIXWARE
1105 OS_RELEASE=`uname -v`
1106 ;;
1107 WINCE)
1108 WINCE=1
1109 OS_ARCH=WINCE
1110 OS_TARGET=WINCE
1111 ;;
1112 Darwin)
1113 case "${target_cpu}" in
1114 powerpc*)
1115 OS_TEST=ppc
1116 ;;
1117 i*86*)
1118 OS_TEST=i386
1119 ;;
1120 x86_64)
1121 OS_TEST=x86_64
1122 ;;
1123 *)
1124 if test -z "$CROSS_COMPILE" ; then
1125 OS_TEST=`uname -p`
1126 fi
1127 ;;
1128 esac
1129 ;;
1130 esac
1131
1132 if test "$OS_ARCH" = "NCR"; then
1133 changequote(,)
1134 OS_RELEASE=`awk '{print $3}' /etc/.relid | sed 's/^\([0-9]\)\(.\)\(..\)\(.*\)$/\2.\3/'`
1135 changequote([,])
1136 fi
1137
1138 # Only set CPU_ARCH if we recognize the value of OS_TEST
1139
1140 case "$OS_TEST" in
1141 *86 | i86pc)
1142 CPU_ARCH=x86
1143 ;;
1144
1145 powerpc* | ppc | rs6000)
1146 CPU_ARCH=ppc
1147 ;;
1148
1149 Alpha | alpha | ALPHA)
1150 CPU_ARCH=Alpha
1151 ;;
1152
1153 hppa* | parisc)
1154 CPU_ARCH=hppa
1155 ;;
1156
1157 sun4u | sparc*)
1158 CPU_ARCH=sparc
1159 ;;
1160
1161 x86_64 | ia64)
1162 CPU_ARCH="$OS_TEST"
1163 ;;
1164
1165 arm)
1166 if test "$OS_TARGET" = "WINCE"; then
1167 CPU_ARCH="$OS_TEST"
1168 fi
1169 ;;
1170 esac
1171
1172 if test -z "$OS_TARGET"; then
1173 OS_TARGET=$OS_ARCH
1174 fi
1175 OS_CONFIG="${OS_TARGET}${OS_RELEASE}"
1176
1177 dnl ========================================================
1178 dnl GNU specific defaults
1179 dnl ========================================================
1180 if test "$GNU_CC"; then
1181 # FIXME: Let us build with strict aliasing. bug 414641.
1182 CFLAGS="$CFLAGS -fno-strict-aliasing"
1183 MKSHLIB='$(CXX) $(CXXFLAGS) $(DSO_PIC_CFLAGS) $(DSO_LDOPTS) -Wl,-h,$@ -o $@'
1184 MKCSHLIB='$(CC) $(CFLAGS) $(DSO_PIC_CFLAGS) $(DSO_LDOPTS) -Wl,-h,$@ -o $@'
1185 DSO_LDOPTS='-shared'
1186 if test "$GCC_USE_GNU_LD"; then
1187 # Don't allow undefined symbols in libraries
1188 DSO_LDOPTS="$DSO_LDOPTS -Wl,-z,defs"
1189 fi
1190 WARNINGS_AS_ERRORS='-Werror'
1191 DSO_CFLAGS=''
1192 DSO_PIC_CFLAGS='-fPIC'
1193 ASFLAGS="$ASFLAGS -fPIC"
1194 _MOZ_RTTI_FLAGS_ON=${_COMPILER_PREFIX}-frtti
1195 _MOZ_RTTI_FLAGS_OFF=${_COMPILER_PREFIX}-fno-rtti
1196 _MOZ_EXCEPTIONS_FLAGS_ON='-fhandle-exceptions'
1197 _MOZ_EXCEPTIONS_FLAGS_OFF='-fno-handle-exceptions'
1198
1199 # Turn on GNU specific features
1200 # -Wall - turn on all warnings
1201 # -pedantic - make compiler warn about non-ANSI stuff, and
1202 # be a little bit stricter
1203 # Warnings slamm took out for now (these were giving more noise than help):
1204 # -Wbad-function-cast - warns when casting a function to a new return type
1205 # -Wshadow - removed because it generates more noise than help --pete
1206 _WARNINGS_CFLAGS="${_WARNINGS_CFLAGS} -Wall -W -Wno-unused -Wpointer-arith"
1207 if test -z "$INTEL_CC"; then
1208 # Don't use -Wcast-align with ICC
1209 case "$CPU_ARCH" in
1210 # And don't use it on hppa, ia64, sparc, since it's noisy there
1211 hppa | ia64 | sparc)
1212 ;;
1213 *)
1214 _WARNINGS_CFLAGS="${_WARNINGS_CFLAGS} -Wcast-align"
1215 ;;
1216 esac
1217 fi
1218
1219 dnl Turn pedantic on but disable the warnings for long long
1220 _PEDANTIC=1
1221
1222 if test -z "$INTEL_CC"; then
1223 _IGNORE_LONG_LONG_WARNINGS=1
1224 _WARNINGS_CFLAGS="${_WARNINGS_CFLAGS} -W"
1225 else
1226 _IGNORE_LONG_LONG_WARNINGS=
1227 fi
1228
1229
1230 _DEFINES_CFLAGS='-include $(DEPTH)/js-confdefs.h -DMOZILLA_CLIENT'
1231 _USE_CPP_INCLUDE_FLAG=1
1232 elif test "$SOLARIS_SUNPRO_CC"; then
1233 MKSHLIB='$(LD) $(DSO_LDOPTS) -h $@ -o $@'
1234 MKCSHLIB='$(LD) $(DSO_LDOPTS) -h $@ -o $@'
1235
1236 DSO_LDOPTS='-shared'
1237 if test "$GNU_LD"; then
1238 # Don't allow undefined symbols in libraries
1239 DSO_LDOPTS="$DSO_LDOPTS -z defs"
1240 fi
1241
1242 DSO_CFLAGS=''
1243 if test "$CPU_ARCH" = "sparc"; then
1244 # for Sun Studio on Solaris/SPARC
1245 DSO_PIC_CFLAGS='-xcode=pic32'
1246 else
1247 DSO_PIC_CFLAGS='-KPIC'
1248 fi
1249 _DEFINES_CFLAGS='$(ACDEFINES) -D_JS_CONFDEFS_H_ -DMOZILLA_CLIENT'
1250 else
1251 MKSHLIB='$(LD) $(DSO_LDOPTS) -h $@ -o $@'
1252 MKCSHLIB='$(LD) $(DSO_LDOPTS) -h $@ -o $@'
1253
1254 DSO_LDOPTS='-shared'
1255 if test "$GNU_LD"; then
1256 # Don't allow undefined symbols in libraries
1257 DSO_LDOPTS="$DSO_LDOPTS -z defs"
1258 fi
1259
1260 DSO_CFLAGS=''
1261 DSO_PIC_CFLAGS='-KPIC'
1262 _DEFINES_CFLAGS='$(ACDEFINES) -D_JS_CONFDEFS_H_ -DMOZILLA_CLIENT'
1263 fi
1264
1265 if test "$GNU_CXX"; then
1266 # FIXME: Let us build with strict aliasing. bug 414641.
1267 CXXFLAGS="$CXXFLAGS -fno-strict-aliasing"
1268 # Turn on GNU specific features
1269 _WARNINGS_CXXFLAGS="${_WARNINGS_CXXFLAGS} -Wall -Wpointer-arith -Woverloaded-virtual -Wsynth -Wno-ctor-dtor-privacy -Wno-non-virtual-dtor"
1270 if test -z "$INTEL_CC"; then
1271 # Don't use -Wcast-align with ICC
1272 case "$CPU_ARCH" in
1273 # And don't use it on hppa, ia64, sparc, since it's noisy there
1274 hppa | ia64 | sparc)
1275 ;;
1276 *)
1277 _WARNINGS_CXXFLAGS="${_WARNINGS_CXXFLAGS} -Wcast-align"
1278 ;;
1279 esac
1280 fi
1281
1282 _DEFINES_CXXFLAGS='-DMOZILLA_CLIENT -include $(DEPTH)/js-confdefs.h'
1283 _USE_CPP_INCLUDE_FLAG=1
1284
1285 AC_CACHE_CHECK(whether the compiler supports -Wno-invalid-offsetof,
1286 ac_has_wno_invalid_offsetof,
1287 [
1288 AC_LANG_SAVE
1289 AC_LANG_CPLUSPLUS
1290 _SAVE_CXXFLAGS="$CXXFLAGS"
1291 CXXFLAGS="$CXXFLAGS ${_COMPILER_PREFIX}-Wno-invalid-offsetof"
1292 AC_TRY_COMPILE([],
1293 [return(0);],
1294 ac_has_wno_invalid_offsetof="yes",
1295 ac_has_wno_invalid_offsetof="no")
1296 CXXFLAGS="$_SAVE_CXXFLAGS"
1297 AC_LANG_RESTORE
1298 ])
1299 if test "$ac_has_wno_invalid_offsetof" = "yes"; then
1300 _WARNINGS_CXXFLAGS="${_WARNINGS_CXXFLAGS} ${_COMPILER_PREFIX}-Wno-invalid-offsetof"
1301 fi
1302
1303 AC_CACHE_CHECK(whether the compiler supports -Wno-variadic-macros,
1304 ac_has_wno_variadic_macros,
1305 [
1306 AC_LANG_SAVE
1307 AC_LANG_CPLUSPLUS
1308 _SAVE_CXXFLAGS="$CXXFLAGS"
1309 CXXFLAGS="$CXXFLAGS ${_COMPILER_PREFIX}-Wno-variadic-macros"
1310 AC_TRY_COMPILE([],
1311 [return(0);],
1312 ac_has_wno_variadic_macros="yes",
1313 ac_has_wno_variadic_macros="no")
1314 CXXFLAGS="$_SAVE_CXXFLAGS"
1315 AC_LANG_RESTORE
1316 ])
1317 if test "$ac_has_wno_variadic_macros" = "yes"; then
1318 _WARNINGS_CXXFLAGS="${_WARNINGS_CXXFLAGS} ${_COMPILER_PREFIX}-Wno-variadic-macros"
1319 fi
1320 else
1321 _DEFINES_CXXFLAGS='-DMOZILLA_CLIENT -D_JS_CONFDEFS_H_ $(ACDEFINES)'
1322 fi
1323
1324 dnl gcc can come with its own linker so it is better to use the pass-thru calls
1325 dnl MKSHLIB_FORCE_ALL is used to force the linker to include all object
1326 dnl files present in an archive. MKSHLIB_UNFORCE_ALL reverts the linker to
1327 dnl normal behavior.
1328 dnl ========================================================
1329 MKSHLIB_FORCE_ALL=
1330 MKSHLIB_UNFORCE_ALL=
1331
1332 if test "$COMPILE_ENVIRONMENT"; then
1333 if test "$GNU_CC"; then
1334 AC_MSG_CHECKING(whether ld has archive extraction flags)
1335 AC_CACHE_VAL(ac_cv_mkshlib_force_and_unforce,
1336 [_SAVE_LDFLAGS=$LDFLAGS; _SAVE_LIBS=$LIBS
1337 ac_cv_mkshlib_force_and_unforce="no"
1338 exec 3<&0 <<LOOP_INPUT
1339 force="-Wl,--whole-archive"; unforce="-Wl,--no-whole-archive"
1340 force="-Wl,-z -Wl,allextract"; unforce="-Wl,-z -Wl,defaultextract"
1341 force="-Wl,-all"; unforce="-Wl,-none"
1342 LOOP_INPUT
1343 while read line
1344 do
1345 eval $line
1346 LDFLAGS=$force
1347 LIBS=$unforce
1348 AC_TRY_LINK(,, ac_cv_mkshlib_force_and_unforce=$line; break)
1349 done
1350 exec 0<&3 3<&-
1351 LDFLAGS=$_SAVE_LDFLAGS; LIBS=$_SAVE_LIBS
1352 ])
1353 if test "$ac_cv_mkshlib_force_and_unforce" = "no"; then
1354 AC_MSG_RESULT(no)
1355 else
1356 AC_MSG_RESULT(yes)
1357 eval $ac_cv_mkshlib_force_and_unforce
1358 MKSHLIB_FORCE_ALL=$force
1359 MKSHLIB_UNFORCE_ALL=$unforce
1360 fi
1361 fi # GNU_CC
1362 fi # COMPILE_ENVIRONMENT
1363
1364 dnl =================================================================
1365 dnl Set up and test static assertion macros used to avoid AC_TRY_RUN,
1366 dnl which is bad when cross compiling.
1367 dnl =================================================================
1368 if test "$COMPILE_ENVIRONMENT"; then
1369 configure_static_assert_macros='
1370 #define CONFIGURE_STATIC_ASSERT(condition) CONFIGURE_STATIC_ASSERT_IMPL(condition, __LINE__)
1371 #define CONFIGURE_STATIC_ASSERT_IMPL(condition, line) CONFIGURE_STATIC_ASSERT_IMPL2(condition, line)
1372 #define CONFIGURE_STATIC_ASSERT_IMPL2(condition, line) typedef int static_assert_line_##line[(condition) ? 1 : -1]
1373 '
1374
1375 dnl test that the macros actually work:
1376 AC_MSG_CHECKING(that static assertion macros used in autoconf tests work)
1377 AC_CACHE_VAL(ac_cv_static_assertion_macros_work,
1378 [AC_LANG_SAVE
1379 AC_LANG_C
1380 ac_cv_static_assertion_macros_work="yes"
1381 AC_TRY_COMPILE([$configure_static_assert_macros],
1382 [CONFIGURE_STATIC_ASSERT(1)],
1383 ,
1384 ac_cv_static_assertion_macros_work="no")
1385 AC_TRY_COMPILE([$configure_static_assert_macros],
1386 [CONFIGURE_STATIC_ASSERT(0)],
1387 ac_cv_static_assertion_macros_work="no",
1388 )
1389 AC_LANG_CPLUSPLUS
1390 AC_TRY_COMPILE([$configure_static_assert_macros],
1391 [CONFIGURE_STATIC_ASSERT(1)],
1392 ,
1393 ac_cv_static_assertion_macros_work="no")
1394 AC_TRY_COMPILE([$configure_static_assert_macros],
1395 [CONFIGURE_STATIC_ASSERT(0)],
1396 ac_cv_static_assertion_macros_work="no",
1397 )
1398 AC_LANG_RESTORE
1399 ])
1400 AC_MSG_RESULT("$ac_cv_static_assertion_macros_work")
1401 if test "$ac_cv_static_assertion_macros_work" = "no"; then
1402 AC_MSG_ERROR([Compiler cannot compile macros used in autoconf tests.])
1403 fi
1404 fi # COMPILE_ENVIRONMENT
1405
1406 dnl ========================================================
1407 dnl Checking for 64-bit OS
1408 dnl ========================================================
1409 if test "$COMPILE_ENVIRONMENT"; then
1410 AC_LANG_SAVE
1411 AC_LANG_C
1412 AC_MSG_CHECKING(for 64-bit OS)
1413 AC_TRY_COMPILE([$configure_static_assert_macros],
1414 [CONFIGURE_STATIC_ASSERT(sizeof(long) == 8)],
1415 result="yes", result="no")
1416 AC_MSG_RESULT("$result")
1417 if test "$result" = "yes"; then
1418 AC_DEFINE(HAVE_64BIT_OS)
1419 HAVE_64BIT_OS=1
1420 fi
1421 AC_SUBST(HAVE_64BIT_OS)
1422 AC_LANG_RESTORE
1423 fi # COMPILE_ENVIRONMENT
1424
1425 dnl ========================================================
1426 dnl Enable high-memory support on OS/2 by default.
1427 dnl ========================================================
1428 MOZ_OS2_HIGH_MEMORY=1
1429 MOZ_ARG_DISABLE_BOOL(os2-high-mem,
1430 [ --disable-os2-high-mem Disable high-memory support on OS/2],
1431 MOZ_OS2_HIGH_MEMORY=,
1432 MOZ_OS2_HIGH_MEMORY=1 )
1433 AC_SUBST(MOZ_OS2_HIGH_MEMORY)
1434
1435 dnl ========================================================
1436 dnl System overrides of the defaults for host
1437 dnl ========================================================
1438 case "$host" in
1439 *-beos*)
1440 HOST_CFLAGS="$HOST_CFLAGS -DXP_BEOS -DBeOS -DBEOS -D_POSIX_SOURCE -DNO_X11"
1441 HOST_NSPR_MDCPUCFG='\"md/_beos.cfg\"'
1442 HOST_OPTIMIZE_FLAGS="${HOST_OPTIMIZE_FLAGS=-O3}"
1443 ;;
1444
1445 *cygwin*|*mingw*|*mks*|*msvc*|*wince)
1446 if test -n "$_WIN32_MSVC"; then
1447 HOST_AR=lib
1448 HOST_AR_FLAGS='-NOLOGO -OUT:"$@"'
1449 HOST_CFLAGS="$HOST_CFLAGS -TC -nologo -Fd\$(HOST_PDBFILE)"
1450 HOST_RANLIB='echo ranlib'
1451 else
1452 HOST_CFLAGS="$HOST_CFLAGS -mno-cygwin"
1453 fi
1454 HOST_CFLAGS="$HOST_CFLAGS -DXP_WIN32 -DXP_WIN -DWIN32 -D_WIN32 -DNO_X11"
1455 HOST_NSPR_MDCPUCFG='\"md/_winnt.cfg\"'
1456 HOST_OPTIMIZE_FLAGS="${HOST_OPTIMIZE_FLAGS=-O2}"
1457 HOST_BIN_SUFFIX=.exe
1458 case "$host" in
1459 *mingw*)
1460 dnl MinGW/MSYS does not need CYGWIN_WRAPPER
1461 ;;
1462 *)
1463 CYGWIN_WRAPPER="${srcdir}/build/cygwin-wrapper"
1464 if test "`echo ${srcdir} | grep -c ^/ 2>/dev/null`" = 0; then
1465 _pwd=`pwd`
1466 CYGWIN_WRAPPER="${_pwd}/${srcdir}/build/cygwin-wrapper"
1467 fi
1468 if test "`${PERL} -v | grep -c cygwin 2>/dev/null`" = 0; then
1469 AS_PERL=1
1470 PERL="${CYGWIN_WRAPPER} $PERL"
1471 fi
1472
1473 if test "`${PYTHON} -c 'import sys; print sys.platform;'`" != "cygwin"; then
1474 PYTHON="${CYGWIN_WRAPPER} $PYTHON"
1475 fi
1476 ;;
1477 esac
1478 ;;
1479
1480 *-darwin*)
1481 HOST_CFLAGS="$HOST_CFLAGS -DXP_UNIX -DXP_MACOSX -DNO_X11"
1482 HOST_NSPR_MDCPUCFG='\"md/_darwin.cfg\"'
1483 HOST_OPTIMIZE_FLAGS="${HOST_OPTIMIZE_FLAGS=-O3}"
1484 MOZ_FIX_LINK_PATHS='-Wl,-executable_path,$(LIBXUL_DIST)/bin'
1485 LIBXUL_LIBS='$(XPCOM_FROZEN_LDOPTS) $(LIBXUL_DIST)/bin/XUL -lobjc'
1486 ;;
1487
1488 *-linux*|*-kfreebsd*-gnu)
1489 HOST_CFLAGS="$HOST_CFLAGS -DXP_UNIX"
1490 HOST_NSPR_MDCPUCFG='\"md/_linux.cfg\"'
1491 HOST_OPTIMIZE_FLAGS="${HOST_OPTIMIZE_FLAGS=-O3}"
1492 ;;
1493
1494 *os2*)
1495 HOST_CFLAGS="$HOST_CFLAGS -DXP_OS2 -DNO_X11 -Zomf"
1496 HOST_NSPR_MDCPUCFG='\"md/_os2.cfg\"'
1497 HOST_OPTIMIZE_FLAGS="${HOST_OPTIMIZE_FLAGS=-O2}"
1498 HOST_BIN_SUFFIX=.exe
1499 MOZ_FIX_LINK_PATHS=
1500 ;;
1501
1502 *-osf*)
1503 HOST_CFLAGS="$HOST_CFLAGS -DXP_UNIX"
1504 HOST_NSPR_MDCPUCFG='\"md/_osf1.cfg\"'
1505 HOST_OPTIMIZE_FLAGS="${HOST_OPTIMIZE_FLAGS=-O2}"
1506 ;;
1507
1508 *)
1509 HOST_CFLAGS="$HOST_CFLAGS -DXP_UNIX"
1510 HOST_OPTIMIZE_FLAGS="${HOST_OPTIMIZE_FLAGS=-O2}"
1511 ;;
1512 esac
1513
1514 dnl ========================================================
1515 dnl System overrides of the defaults for target
1516 dnl ========================================================
1517
1518 case "$target" in
1519 *-aix*)
1520 AC_DEFINE(AIX)
1521 if test ! "$GNU_CC"; then
1522 if test ! "$HAVE_64BIT_OS"; then
1523 # Compiling with Visual Age C++ object model compat is the
1524 # default. To compile with object model ibm, add
1525 # AIX_OBJMODEL=ibm to .mozconfig.
1526 if test "$AIX_OBJMODEL" = "ibm"; then
1527 CXXFLAGS="$CXXFLAGS -qobjmodel=ibm"
1528 else
1529 AIX_OBJMODEL=compat
1530 fi
1531 else
1532 AIX_OBJMODEL=compat
1533 fi
1534 AC_SUBST(AIX_OBJMODEL)
1535 DSO_LDOPTS='-qmkshrobj=1'
1536 DSO_CFLAGS='-qflag=w:w'
1537 DSO_PIC_CFLAGS=
1538 LDFLAGS="$LDFLAGS -Wl,-brtl -blibpath:/usr/lib:/lib"
1539 AC_MSG_WARN([Clearing MOZ_FIX_LINK_PATHS till we can fix bug 332075.])
1540 MOZ_FIX_LINK_PATHS=
1541 MKSHLIB='$(CXX) $(DSO_LDOPTS) -o $@'
1542 MKCSHLIB='$(CC) $(DSO_LDOPTS) -o $@'
1543 if test "$COMPILE_ENVIRONMENT"; then
1544 AC_LANG_SAVE
1545 AC_LANG_CPLUSPLUS
1546 AC_MSG_CHECKING([for VisualAge C++ compiler version >= 6.0.0.3])
1547 AC_TRY_COMPILE([],
1548 [#if (__IBMCPP__ < 600)
1549 #error "Bad compiler"
1550 #endif],
1551 _BAD_COMPILER=,_BAD_COMPILER=1)
1552 if test -n "$_BAD_COMPILER"; then
1553 AC_MSG_RESULT([no])
1554 AC_MSG_ERROR([VisualAge C++ version 6.0.0.3 or higher is required to build.])
1555 else
1556 AC_MSG_RESULT([yes])
1557 fi
1558 AC_LANG_RESTORE
1559 TARGET_COMPILER_ABI="ibmc"
1560 CC_VERSION=`lslpp -Lcq vac.C 2>/dev/null | awk -F: '{ print $3 }'`
1561 CXX_VERSION=`lslpp -Lcq vacpp.cmp.core 2>/dev/null | awk -F: '{ print $3 }'`
1562 fi
1563 fi
1564 case "${target_os}" in
1565 aix4.1*)
1566 DLL_SUFFIX='_shr.a'
1567 ;;
1568 esac
1569 if test "$COMPILE_ENVIRONMENT"; then
1570 AC_CHECK_HEADERS(sys/inttypes.h)
1571 fi
1572 AC_DEFINE(NSCAP_DISABLE_DEBUG_PTR_TYPES)
1573 ;;
1574
1575 *-beos*)
1576 no_x=yes
1577 MKSHLIB='$(CXX) $(CXXFLAGS) $(DSO_LDOPTS) -Wl,-h,$@ -o $@'
1578 _PLATFORM_DEFAULT_TOOLKIT="cairo-beos"
1579 DSO_LDOPTS='-nostart'
1580 TK_LIBS='-lbe -lroot'
1581 LIBS="$LIBS -lbe"
1582 if test "$COMPILE_ENVIRONMENT"; then
1583 AC_CHECK_LIB(bind,main,LIBS="$LIBS -lbind")
1584 AC_CHECK_LIB(zeta,main,LIBS="$LIBS -lzeta")
1585 fi
1586 _WARNINGS_CFLAGS="${_WARNINGS_CFLAGS} -Wno-multichar"
1587 _WARNINGS_CXXFLAGS="${_WARNINGS_CXXFLAGS} -Wno-multichar"
1588 _MOZ_USE_RTTI=1
1589 USE_DEPENDENT_LIBS=
1590 MOZ_USER_DIR="Mozilla"
1591 ;;
1592
1593 *-bsdi*)
1594 dnl -pedantic doesn't play well with BSDI's _very_ modified gcc (shlicc2)
1595 _PEDANTIC=
1596 _IGNORE_LONG_LONG_WARNINGS=
1597 case $OS_RELEASE in
1598 4.*|5.*)
1599 STRIP="$STRIP -d"
1600 ;;
1601 *)
1602 DSO_CFLAGS=''
1603 DSO_LDOPTS='-r'
1604 _WARNINGS_CFLAGS="-Wall"
1605 _WARNINGS_CXXFLAGS="-Wall"
1606 # The test above doesn't work properly, at least on 3.1.
1607 MKSHLIB_FORCE_ALL=''
1608 MKSHLIB_UNFORCE_ALL=''
1609 ;;
1610 esac
1611 ;;
1612
1613 *-darwin*)
1614 MKSHLIB='$(CXX) $(CXXFLAGS) $(DSO_PIC_CFLAGS) $(DSO_LDOPTS) -o $@'
1615 MKCSHLIB='$(CC) $(CFLAGS) $(DSO_PIC_CFLAGS) $(DSO_LDOPTS) -o $@'
1616 MOZ_OPTIMIZE_FLAGS="-O3"
1617 _PEDANTIC=
1618 CFLAGS="$CFLAGS -fpascal-strings -fno-common"
1619 CXXFLAGS="$CXXFLAGS -fpascal-strings -fno-common"
1620 DLL_SUFFIX=".dylib"
1621 DSO_LDOPTS=''
1622 STRIP="$STRIP -x -S"
1623 _PLATFORM_DEFAULT_TOOLKIT='cairo-cocoa'
1624 MOZ_ENABLE_POSTSCRIPT=
1625 TARGET_NSPR_MDCPUCFG='\"md/_darwin.cfg\"'
1626 LDFLAGS="$LDFLAGS -framework Cocoa"
1627 # The ExceptionHandling framework is needed for Objective-C exception
1628 # logging code in nsObjCExceptions.h. Currently we only use that in debug
1629 # builds.
1630 MOZ_DEBUG_LDFLAGS="$MOZ_DEBUG_LDFLAGS -framework ExceptionHandling"
1631 # set MACOSX to generate lib/mac/MoreFiles/Makefile
1632 MACOSX=1
1633
1634 dnl DTrace and -dead_strip don't interact well. See bug 403132.
1635 dnl ===================================================================
1636 if test "x$enable_dtrace" = "xyes"; then
1637 echo "Skipping -dead_strip because DTrace is enabled. See bug 403132."
1638 else
1639 dnl check for the presence of the -dead_strip linker flag
1640 AC_MSG_CHECKING([for -dead_strip option to ld])
1641 _SAVE_LDFLAGS=$LDFLAGS
1642 LDFLAGS="$LDFLAGS -Wl,-dead_strip"
1643 AC_TRY_LINK(,[return 0;],_HAVE_DEAD_STRIP=1,_HAVE_DEAD_STRIP=)
1644 if test -n "$_HAVE_DEAD_STRIP" ; then
1645 AC_MSG_RESULT([yes])
1646 MOZ_OPTIMIZE_LDFLAGS="-Wl,-dead_strip"
1647 else
1648 AC_MSG_RESULT([no])
1649 fi
1650
1651 LDFLAGS=$_SAVE_LDFLAGS
1652 fi
1653 ;;
1654
1655 *-freebsd*)
1656 if test `test -x /usr/bin/objformat && /usr/bin/objformat || echo elf` != "elf"; then
1657 DLL_SUFFIX=".so.1.0"
1658 DSO_LDOPTS="-shared"
1659 fi
1660 if test ! "$GNU_CC"; then
1661 DSO_LDOPTS="-Bshareable $DSO_LDOPTS"
1662 fi
1663 # Can't have force w/o an unforce.
1664 # # Hack for FreeBSD 2.2
1665 # if test -z "$MKSHLIB_FORCE_ALL"; then
1666 # MKSHLIB_FORCE_ALL='-Wl,-Bforcearchive'
1667 # MKSHLIB_UNFORCE_ALL=''
1668 # fi
1669 ;;
1670
1671 *-hpux*)
1672 DLL_SUFFIX=".sl"
1673 if test ! "$GNU_CC"; then
1674 DSO_LDOPTS='-b -Wl,+s'
1675 DSO_CFLAGS=""
1676 DSO_PIC_CFLAGS="+Z"
1677 MKSHLIB='$(CXX) $(CXXFLAGS) $(DSO_LDOPTS) -L$(LIBXUL_DIST)/bin -o $@'
1678 MKCSHLIB='$(LD) -b +s -L$(LIBXUL_DIST)/bin -o $@'
1679 CXXFLAGS="$CXXFLAGS -Wc,-ansi_for_scope,on"
1680 else
1681 DSO_LDOPTS='-b -E +s'
1682 MKSHLIB='$(LD) $(DSO_LDOPTS) -L$(LIBXUL_DIST)/bin -L$(LIBXUL_DIST)/lib -o $@'
1683 MKCSHLIB='$(LD) $(DSO_LDOPTS) -L$(LIBXUL_DIST)/bin -L$(LIBXUL_DIST)/lib -o $@'
1684 fi
1685 MOZ_POST_PROGRAM_COMMAND='chatr +s enable'
1686 AC_DEFINE(NSCAP_DISABLE_DEBUG_PTR_TYPES)
1687 ;;
1688
1689 *-irix5*)
1690 AC_DEFINE(IRIX)
1691 DSO_LDOPTS='-elf -shared'
1692
1693 if test "$GNU_CC"; then
1694 MKSHLIB='$(CXX) $(CXXFLAGS) $(DSO_PIC_CFLAGS) $(DSO_LDOPTS) -o $@'
1695 MKCSHLIB='$(CC) $(CFLAGS) $(DSO_PIC_CFLAGS) $(DSO_LDOPTS) -o $@'
1696 MKSHLIB_FORCE_ALL='-Wl,-all'
1697 MKSHLIB_UNFORCE_ALL='-Wl,-none'
1698 CXXFLAGS="$CXXFLAGS -D_LANGUAGE_C_PLUS_PLUS"
1699 else
1700 MKSHLIB='$(LD) $(DSO_LDOPTS) -o $@'
1701 MKCSHLIB='$(LD) $(DSO_LDOPTS) -o $@'
1702 MKSHLIB_FORCE_ALL='-all'
1703 MKSHLIB_UNFORCE_ALL='-none'
1704 fi
1705 ;;
1706
1707 *-irix6*)
1708 AC_DEFINE(IRIX)
1709 dnl the irix specific xptcinvoke code is written against the n32 ABI so we *must*
1710 dnl compile and link using -n32
1711 USE_N32=1
1712 TARGET_COMPILER_ABI=n32
1713 DSO_LDOPTS='-elf -shared'
1714 MKSHLIB='$(CCC) $(CXXFLAGS) $(DSO_PIC_CFLAGS) $(DSO_LDOPTS) -o $@'
1715 MKCSHLIB='$(CC) $(CFLAGS) $(DSO_PIC_CFLAGS) $(DSO_LDOPTS) -o $@'
1716 _MOZ_EXCEPTIONS_FLAGS_OFF="-LANG:exceptions=OFF"
1717 _MOZ_EXCEPTIONS_FLAGS_ON="-LANG:exceptions=ON"
1718 if test "$GNU_CC"; then
1719 MKSHLIB_FORCE_ALL='-Wl,-all'
1720 MKSHLIB_UNFORCE_ALL='-Wl,-none'
1721 _WARNINGS_CFLAGS="-Wall"
1722 _WARNINGS_CXXFLAGS="-Wall"
1723 CXXFLAGS="$CXXFLAGS -D_LANGUAGE_C_PLUS_PLUS"
1724 else
1725 MKSHLIB_FORCE_ALL='-all'
1726 MKSHLIB_UNFORCE_ALL='-none'
1727 AR_LIST="$AR t"
1728 AR_EXTRACT="$AR x"
1729 AR_DELETE="$AR d"
1730 AR='$(CXX) -ar'
1731 AR_FLAGS='-o $@'
1732 CFLAGS="$CFLAGS -woff 3262 -G 4"
1733 CXXFLAGS="$CXXFLAGS -woff 3262 -G 4"
1734 if test -n "$USE_N32"; then
1735 ASFLAGS="$ASFLAGS -n32"
1736 CFLAGS="$CFLAGS -n32"
1737 CXXFLAGS="$CXXFLAGS -n32"
1738 LDFLAGS="$LDFLAGS -n32"
1739 fi
1740 AC_DEFINE(NSCAP_DISABLE_DEBUG_PTR_TYPES)
1741 AC_MSG_WARN([Clearing MOZ_FIX_LINK_PATHS for OSF/1 as fix for bug 333545 (till the reference bug 332075 is fixed.])
1742 MOZ_FIX_LINK_PATHS=
1743 fi
1744 if test -z "$GNU_CXX"; then
1745 MIPSPRO_CXX=1
1746 fi
1747 ;;
1748
1749 *-*linux*)
1750 # Note: both GNU_CXX and INTEL_CXX are set when using Intel's C compiler.
1751 if test "$INTEL_CXX"; then
1752 # -Os has been broken on Intel's C/C++ compilers for quite a
1753 # while; Intel recommends against using it.
1754 MOZ_OPTIMIZE_FLAGS="-O2"
1755 MOZ_DEBUG_FLAGS="-g -fno-inline"
1756 elif test "$GNU_CXX"; then
1757 GCC_VERSION=`$CXX -v 2>&1 | awk '/^gcc version/ { print $3 }'`
1758 case $GCC_VERSION in
1759 4.1.*|4.2.*)
1760 # -Os is broken on gcc 4.1.x and 4.2.x, we need to tweak it to get good results.
1761 MOZ_OPTIMIZE_SIZE_TWEAK="-finline-limit=50"
1762 esac
1763 MOZ_OPTIMIZE_FLAGS="-Os -freorder-blocks -fno-reorder-functions $MOZ_OPTIMIZE_SIZE_TWEAK"
1764 MOZ_DEBUG_FLAGS="-g -fno-inline" # most people on linux use gcc/gdb,
1765 # and that combo is not yet good at
1766 # debugging inlined functions (even
1767 # when using DWARF2 as the debugging
1768 # format)
1769 fi
1770
1771 TARGET_NSPR_MDCPUCFG='\"md/_linux.cfg\"'
1772
1773 case "${target_cpu}" in
1774 alpha*)
1775 CFLAGS="$CFLAGS -mieee"
1776 CXXFLAGS="$CXXFLAGS -mieee"
1777 ;;
1778 i*86)
1779 MOZ_ENABLE_OLD_ABI_COMPAT_WRAPPERS=1
1780 ;;
1781 mips*)
1782 MOZ_DEBUG_FLAGS="-g" # We want inlining
1783 ;;
1784 esac
1785 ;;
1786
1787 *-wince*)
1788 TARGET_COMPILER_ABI=msvc
1789 MOZ_TOOLS_DIR=`echo $MOZ_TOOLS`
1790 AR_LIST="$AR -list"
1791 AR_EXTRACT="$AR -extract"
1792 AR_DELETE="$AR d"
1793 AR_FLAGS='-OUT:"$@"'
1794 AS="$AS_BIN"
1795
1796 DSO_CFLAGS=
1797 DSO_PIC_CFLAGS=
1798 DLL_SUFFIX=.dll
1799 BIN_SUFFIX='.exe'
1800 if test -z "$RC"; then
1801 RC=rc.exe
1802 fi
1803 # certain versions of cygwin's makedepend barf on the
1804 # #include <string> vs -I./dist/include/string issue so don't use it
1805 SYSTEM_MAKEDEPEND=
1806
1807 HOST_CC=cl
1808 HOST_CXX=cl
1809 HOST_LD=link
1810 HOST_AR='lib -OUT:$@'
1811 HOST_RANLIB='echo ranlib'
1812 HOST_CFLAGS="$HOST_CFLAGS -D_X86_"
1813
1814
1815 WARNINGS_AS_ERRORS='-WX'
1816 MOZ_OPTIMIZE_FLAGS='-O1'
1817 AR_FLAGS='-NOLOGO -OUT:"$@"'
1818 ASM_SUFFIX=asm
1819 CFLAGS="$CFLAGS -W3 -Gy -Fd\$(COMPILE_PDBFILE)"
1820 CXXFLAGS="$CXXFLAGS -W3 -Gy -Fd\$(COMPILE_PDBFILE)"
1821 DLL_PREFIX=
1822 DOXYGEN=:
1823 DSO_LDOPTS=-SUBSYSTEM:WINDOWSCE
1824 DYNAMIC_XPCOM_LIBS='$(LIBXUL_DIST)/lib/xpcom.lib $(LIBXUL_DIST)/lib/xpcom_core.lib'
1825 GARBAGE=
1826 IMPORT_LIB_SUFFIX=lib
1827 LIBS="$LIBS"
1828 LIBXUL_LIBS='$(LIBXUL_DIST)/lib/xpcom.lib $(LIBXUL_DIST)/lib/xul.lib'
1829 LIB_PREFIX=
1830 LIB_SUFFIX=lib
1831 MKCSHLIB='$(LD) -NOLOGO -DLL -OUT:$@ $(DSO_LDOPTS)'
1832 MKSHLIB='$(LD) -NOLOGO -DLL -OUT:$@ $(DSO_LDOPTS)'
1833 MKSHLIB_FORCE_ALL=
1834 MKSHLIB_UNFORCE_ALL=
1835 MOZ_COMPONENT_NSPR_LIBS='$(NSPR_LIBS)'
1836 MOZ_COMPONENT_NSPR_LIBS='$(NSPR_LIBS)'
1837 MOZ_DEBUG_FLAGS='-Zi'
1838 MOZ_DEBUG_LDFLAGS='-DEBUG -DEBUGTYPE:CV'
1839 MOZ_FIX_LINK_PATHS=
1840 MOZ_JS_LIBS='$(libdir)/js$(MOZ_BITS)$(VERSION_NUMBER).lib'
1841 MOZ_XPCOM_OBSOLETE_LIBS='$(LIBXUL_DIST)/lib/xpcom_compat.lib'
1842 OBJ_SUFFIX=obj
1843 RANLIB='echo not_ranlib'
1844 STRIP='echo not_strip'
1845 TARGET_NSPR_MDCPUCFG='\"md/_wince.cfg\"'
1846 UNZIP=unzip
1847 XARGS=xargs
1848 XPCOM_FROZEN_LDOPTS='$(LIBXUL_DIST)/lib/xpcom.lib'
1849 ZIP=zip
1850
1851 AC_DEFINE(WINCE)
1852 AC_DEFINE(HAVE_SNPRINTF)
1853 AC_DEFINE(_WINDOWS)
1854 AC_DEFINE(WIN32)
1855 AC_DEFINE(XP_WIN)
1856 AC_DEFINE(XP_WIN32)
1857 AC_DEFINE(HW_THREADS)
1858 AC_DEFINE(STDC_HEADERS)
1859 AC_DEFINE(NEW_H, <new>)
1860 AC_DEFINE(WIN32_LEAN_AND_MEAN)
1861
1862 TARGET_MD_ARCH=win32
1863 _PLATFORM_DEFAULT_TOOLKIT='windows'
1864 BIN_SUFFIX='.exe'
1865 USE_SHORT_LIBNAME=1
1866 MOZ_ENABLE_POSTSCRIPT=
1867 MOZ_USER_DIR="Mozilla"
1868
1869 dnl Default to Windows Mobile components enabled
1870 WINCE_WINDOWS_MOBILE=1
1871
1872 MOZ_ARG_DISABLE_BOOL(windows-mobile-components,
1873 [ --disable-windows-mobile-components
1874 Disable Windows Mobile specific components from CE build],
1875 WINCE_WINDOWS_MOBILE=,
1876 WINCE_WINDOWS_MOBILE=1)
1877
1878 if test "$WINCE_WINDOWS_MOBILE"; then
1879 AC_DEFINE(WINCE_WINDOWS_MOBILE)
1880 fi
1881 ;;
1882
1883 *-symbian*)
1884
1885 AC_DEFINE(XP_UNIX)
1886 AC_DEFINE(SYMBIAN)
1887 AC_DEFINE(__arm__)
1888 AC_DEFINE(__SYMBIAN32__)
1889 AC_DEFINE(_UNICODE)
1890 AC_DEFINE(NDEBUG)
1891 AC_DEFINE(__SUPPORT_CPP_EXCEPTIONS__)
1892 AC_DEFINE(MOZ_STDERR_TO_STDOUT)
1893 AC_DEFINE(HAVE_FCNTL_FILE_LOCKING)
1894 AC_DEFINE(HAVE_SOCKLEN_T)
1895 AC_DEFINE(__GCCE__)
1896
1897 CPU_ARCH=ARM
1898 OS_RELEASE=9.2
1899 OS_ARCH=SYMBIAN
1900 USE_PTHREADS=1
1901 LIB_SUFFIX=lib
1902 DLL_SUFFIX=dll
1903 MKSHLIB=
1904 DSO_LDOPTS=
1905 DSO_CFLAGS=
1906 VISIBILITY_FLAGS=
1907 TARGET_NSPR_MDCPUCFG='\"md/_symbian.cfg\"'
1908 RANLIB='echo no ranlib '
1909 ;;
1910
1911 *-mingw*|*-cygwin*|*-msvc*|*-mks*)
1912 DSO_CFLAGS=
1913 DSO_PIC_CFLAGS=
1914 DLL_SUFFIX=.dll
1915 RC=rc.exe
1916 # certain versions of cygwin's makedepend barf on the
1917 # #include <string> vs -I./dist/include/string issue so don't use it
1918 SYSTEM_MAKEDEPEND=
1919 if test -n "$GNU_CC"; then
1920 CC="$CC -mno-cygwin"
1921 CXX="$CXX -mno-cygwin"
1922 CPP="$CPP -mno-cygwin"
1923 CFLAGS="$CFLAGS -mms-bitfields"
1924 CXXFLAGS="$CXXFLAGS -mms-bitfields"
1925 DSO_LDOPTS='-shared'
1926 MKSHLIB='$(CXX) $(DSO_LDOPTS) -o $@'
1927 MKCSHLIB='$(CC) $(DSO_LDOPTS) -o $@'
1928 RC='$(WINDRES)'
1929 # Use temp file for windres (bug 213281)
1930 RCFLAGS='-O coff --use-temp-file'
1931 # mingw doesn't require kernel32, user32, and advapi32 explicitly
1932 LIBS="$LIBS -lgdi32 -lwinmm -lwsock32"
1933 MOZ_JS_LIBS='-L$(libdir) -ljs$(MOZ_BITS)$(VERSION_NUMBER)'
1934 MOZ_FIX_LINK_PATHS=
1935 DYNAMIC_XPCOM_LIBS='-L$(LIBXUL_DIST)/lib -lxpcom -lxpcom_core'
1936 XPCOM_FROZEN_LDOPTS='-L$(LIBXUL_DIST)/lib -lxpcom'
1937 DLL_PREFIX=
1938 IMPORT_LIB_SUFFIX=dll.a
1939 else
1940 TARGET_COMPILER_ABI=msvc
1941 HOST_CC='$(CC)'
1942 HOST_CXX='$(CXX)'
1943 HOST_LD='$(LD)'
1944 AR='lib -NOLOGO -OUT:"$@"'
1945 AR_FLAGS=
1946 RANLIB='echo not_ranlib'
1947 STRIP='echo not_strip'
1948 XARGS=xargs
1949 ZIP=zip
1950 UNZIP=unzip
1951 DOXYGEN=:
1952 GARBAGE='$(OBJDIR)/vc20.pdb $(OBJDIR)/vc40.pdb'
1953 OBJ_SUFFIX=obj
1954 LIB_SUFFIX=lib
1955 DLL_PREFIX=
1956 LIB_PREFIX=
1957 IMPORT_LIB_SUFFIX=lib
1958 MKSHLIB='$(LD) -NOLOGO -DLL -OUT:$@ -PDB:$(LINK_PDBFILE) $(DSO_LDOPTS)'
1959 MKCSHLIB='$(LD) -NOLOGO -DLL -OUT:$@ -PDB:$(LINK_PDBFILE) $(DSO_LDOPTS)'
1960 MKSHLIB_FORCE_ALL=
1961 MKSHLIB_UNFORCE_ALL=
1962 DSO_LDOPTS=-SUBSYSTEM:WINDOWS
1963 CFLAGS="$CFLAGS -W3 -Gy -Fd\$(COMPILE_PDBFILE)"
1964 CXXFLAGS="$CXXFLAGS -W3 -Gy -Fd\$(COMPILE_PDBFILE)"
1965 LIBS="$LIBS kernel32.lib user32.lib gdi32.lib winmm.lib wsock32.lib advapi32.lib"
1966 MOZ_DEBUG_FLAGS='-Zi'
1967 MOZ_DEBUG_LDFLAGS='-DEBUG -DEBUGTYPE:CV'
1968 WARNINGS_AS_ERRORS='-WX'
1969 MOZ_OPTIMIZE_FLAGS='-O1'
1970 MOZ_JS_LIBS='$(libdir)/js$(MOZ_BITS)$(VERSION_NUMBER).lib'
1971 MOZ_FIX_LINK_PATHS=
1972 DYNAMIC_XPCOM_LIBS='$(LIBXUL_DIST)/lib/xpcom.lib $(LIBXUL_DIST)/lib/xpcom_core.lib'
1973 XPCOM_FROZEN_LDOPTS='$(LIBXUL_DIST)/lib/xpcom.lib'
1974 LIBXUL_LIBS='$(LIBXUL_DIST)/lib/xpcom.lib $(LIBXUL_DIST)/lib/xul.lib'
1975 MOZ_COMPONENT_NSPR_LIBS='$(NSPR_LIBS)'
1976 MOZ_XPCOM_OBSOLETE_LIBS='$(LIBXUL_DIST)/lib/xpcom_compat.lib'
1977 if test $_MSC_VER -ge 1400; then
1978 LDFLAGS="$LDFLAGS -NXCOMPAT -SAFESEH"
1979 dnl For profile-guided optimization
1980 PROFILE_GEN_CFLAGS="-GL"
1981 PROFILE_GEN_LDFLAGS="-LTCG:PGINSTRUMENT"
1982 dnl XXX: PGO builds can fail with warnings treated as errors,
1983 dnl specifically "no profile data available" appears to be
1984 dnl treated as an error sometimes. This might be a consequence
1985 dnl of using WARNINGS_AS_ERRORS in some modules, combined
1986 dnl with the linker doing most of the work in the whole-program
1987 dnl optimization/PGO case. I think it's probably a compiler bug,
1988 dnl but we work around it here.
1989 PROFILE_USE_CFLAGS="-GL -wd4624 -wd4952"
1990 dnl XXX: should be -LTCG:PGOPTIMIZE, but that fails on libxul.
1991 dnl Probably also a compiler bug, but what can you do?
1992 PROFILE_USE_LDFLAGS="-LTCG:PGUPDATE"
1993 if test -n "$_USE_DYNAMICBASE"; then
1994 LDFLAGS="$LDFLAGS -DYNAMICBASE"
1995 fi
1996 fi
1997 fi
1998 AC_DEFINE(HAVE_SNPRINTF)
1999 AC_DEFINE(_WINDOWS)
2000 AC_DEFINE(WIN32)
2001 AC_DEFINE(XP_WIN)
2002 AC_DEFINE(XP_WIN32)
2003 AC_DEFINE(HW_THREADS)
2004 AC_DEFINE(STDC_HEADERS)
2005 AC_DEFINE(NEW_H, <new>)
2006 AC_DEFINE(WIN32_LEAN_AND_MEAN)
2007 TARGET_MD_ARCH=win32
2008 _PLATFORM_DEFAULT_TOOLKIT='cairo-windows'
2009 BIN_SUFFIX='.exe'
2010 USE_SHORT_LIBNAME=1
2011 MOZ_ENABLE_POSTSCRIPT=
2012 MOZ_USER_DIR="Mozilla"
2013
2014 dnl Hardcode to win95 for now - cls
2015 TARGET_NSPR_MDCPUCFG='\"md/_win95.cfg\"'
2016
2017 dnl set NO_X11 defines here as the general check is skipped on win32
2018 no_x=yes
2019 AC_DEFINE(NO_X11)
2020
2021 dnl MinGW/MSYS doesn't provide or need cygpath
2022 case "$host" in
2023 *-mingw*)
2024 CYGPATH_W=echo
2025 CYGPATH_S=cat
2026 MOZ_BUILD_ROOT=`cd $MOZ_BUILD_ROOT && pwd -W`
2027 ;;
2028 *-cygwin*|*-msvc*|*-mks*)
2029 CYGPATH_W="cygpath -a -w"
2030 CYGPATH_S="sed -e s|\\\\|/|g"
2031 MOZ_BUILD_ROOT=`$CYGPATH_W $MOZ_BUILD_ROOT | $CYGPATH_S`
2032 ;;
2033 esac
2034 case "$host" in
2035 *-mingw*|*-cygwin*|*-msvc*|*-mks*)
2036
2037 if test -z "$MOZ_TOOLS"; then
2038 AC_MSG_ERROR([MOZ_TOOLS is not set])
2039 fi
2040
2041 MOZ_TOOLS_DIR=`cd $MOZ_TOOLS && pwd`
2042 if test "$?" != "0" || test -z "$MOZ_TOOLS_DIR"; then
2043 AC_MSG_ERROR([cd \$MOZ_TOOLS failed. MOZ_TOOLS ==? $MOZ_TOOLS])
2044 fi
2045 if test `echo ${PATH}: | grep -ic "$MOZ_TOOLS_DIR/bin:"` = 0; then
2046 AC_MSG_ERROR([\$MOZ_TOOLS\\bin must be in your path.])
2047 fi
2048 MOZ_TOOLS_DIR=`$CYGPATH_W $MOZ_TOOLS_DIR | $CYGPATH_S`
2049 ;;
2050 esac
2051
2052
2053 case "$host_os" in
2054 cygwin*|msvc*|mks*)
2055 AC_MSG_WARN([Using a cygwin build environment is unsupported. Configure cannot check for the presence of necessary headers. Please upgrade to MozillaBuild; see http://developer.mozilla.org/en/docs/Windows_Build_Prerequisites])
2056 ;;
2057
2058 *)
2059 AC_CHECK_HEADERS(mmintrin.h oleacc.idl)
2060
2061 AC_LANG_SAVE
2062 AC_LANG_CPLUSPLUS
2063 AC_CHECK_HEADERS(atlbase.h wpcapi.h)
2064 AC_LANG_RESTORE
2065 ;;
2066 esac
2067
2068 case "$target" in
2069 i*86-*)
2070 AC_DEFINE(_X86_)
2071 ;;
2072 alpha-*)
2073 AC_DEFINE(_ALPHA_)
2074 ;;
2075 mips-*)
2076 AC_DEFINE(_MIPS_)
2077 ;;
2078 *)
2079 AC_DEFINE(_CPU_ARCH_NOT_DEFINED)
2080 ;;
2081 esac
2082 ;;
2083
2084 *-netbsd*)
2085 DSO_CFLAGS=''
2086 CFLAGS="$CFLAGS -Dunix"
2087 CXXFLAGS="$CXXFLAGS -Dunix"
2088 if $CC -E - -dM </dev/null | grep __ELF__ >/dev/null; then
2089 DLL_SUFFIX=".so"
2090 DSO_PIC_CFLAGS='-fPIC -DPIC'
2091 DSO_LDOPTS='-shared'
2092 BIN_FLAGS='-Wl,--export-dynamic'
2093 else
2094 DSO_PIC_CFLAGS='-fPIC -DPIC'
2095 DLL_SUFFIX=".so.1.0"
2096 DSO_LDOPTS='-shared'
2097 fi
2098 # This will fail on a.out systems prior to 1.5.1_ALPHA.
2099 MKSHLIB_FORCE_ALL='-Wl,--whole-archive'
2100 MKSHLIB_UNFORCE_ALL='-Wl,--no-whole-archive'
2101 if test "$LIBRUNPATH"; then
2102 DSO_LDOPTS="-Wl,-R$LIBRUNPATH $DSO_LDOPTS"
2103 fi
2104 MKSHLIB='$(CXX) $(CXXFLAGS) $(DSO_PIC_CFLAGS) $(DSO_LDOPTS) -Wl,-soname,lib$(LIBRARY_NAME)$(DLL_SUFFIX) -o $@'
2105 MKCSHLIB='$(CC) $(CFLAGS) $(DSO_PIC_CFLAGS) $(DSO_LDOPTS) -Wl,-soname,lib$(LIBRARY_NAME)$(DLL_SUFFIX) -o $@'
2106 ;;
2107
2108 *-nto*)
2109 AC_DEFINE(NTO)
2110 AC_DEFINE(_QNX_SOURCE)
2111 AC_DEFINE(_i386)
2112 OS_TARGET=NTO
2113 WARNINGS_AS_ERRORS=''
2114 MOZ_OPTIMIZE_FLAGS="-O"
2115 MOZ_DEBUG_FLAGS="-gstabs"
2116 USE_PTHREADS=1
2117 _PEDANTIC=
2118 LIBS="$LIBS -lsocket -lstdc++"
2119 _DEFINES_CFLAGS='-Wp,-include -Wp,$(DEPTH)/js-confdefs.h -DMOZILLA_CLIENT -D_POSIX_C_SOURCE=199506'
2120 _DEFINES_CXXFLAGS='-DMOZILLA_CLIENT -Wp,-include -Wp,$(DEPTH)/js-confdefs.h -D_POSIX_C_SOURCE=199506'
2121 if test "$with_x" != "yes"
2122 then
2123 _PLATFORM_DEFAULT_TOOLKIT="photon"
2124 TK_CFLAGS='-I/usr/include/photon'
2125 TK_LIBS='-lph'
2126 fi
2127 case "${target_cpu}" in
2128 ppc*)
2129 AC_DEFINE(HAVE_VA_LIST_AS_ARRAY)
2130 ;;
2131 esac
2132 ;;
2133
2134 *-openbsd*)
2135 DLL_SUFFIX=".so.1.0"
2136 DSO_CFLAGS=''
2137 DSO_PIC_CFLAGS='-fPIC'
2138 DSO_LDOPTS='-shared -fPIC'
2139 if test "$LIBRUNPATH"; then
2140 DSO_LDOPTS="-R$LIBRUNPATH $DSO_LDOPTS"
2141 fi
2142 ;;
2143
2144 *-openvms*)
2145 AC_DEFINE(NO_PW_GECOS)
2146 AC_DEFINE(NO_UDSOCK)
2147 AC_DEFINE(POLL_WITH_XCONNECTIONNUMBER)
2148 USE_PTHREADS=1
2149 MKSHLIB_FORCE_ALL='-all'
2150 MKSHLIB_UNFORCE_ALL='-none'
2151 AS='as'
2152 AS_DASH_C_FLAG='-Wc/names=as_is'
2153 AR_FLAGS='c $@'
2154 DSO_LDOPTS='-shared -auto_symvec'
2155 DSO_PIC_CFLAGS=
2156 MOZ_DEBUG_LDFLAGS='-g'
2157 COMPAQ_CXX=1
2158 CC_VERSION=`$CC -V 2>&1 | awk '/ C / { print $3 }'`
2159 CXX_VERSION=`$CXX -V 2>&1 | awk '/ C\+\+ / { print $3 }'`
2160 ;;
2161
2162
2163 *-os2*)
2164 MKSHLIB='$(CXX) $(CXXFLAGS) $(DSO_PIC_CFLAGS) $(DSO_LDOPTS) -o $@'
2165 MKCSHLIB='$(CC) $(CFLAGS) $(DSO_PIC_CFLAGS) $(DSO_LDOPTS) -o $@'
2166 AC_DEFINE(OS2)
2167 AC_DEFINE(XP_OS2)
2168 AC_DEFINE(OS2EMX_PLAIN_CHAR)
2169 AC_DEFINE(TCPV40HDRS)
2170 USE_SHORT_LIBNAME=1
2171 DLL_PREFIX=
2172 LIB_PREFIX=
2173 LIB_SUFFIX=lib
2174 BIN_SUFFIX=".exe"
2175 DLL_SUFFIX=".dll"
2176 IMPORT_LIB_SUFFIX=lib
2177 DSO_PIC_CFLAGS=
2178 AR=emxomfar
2179 AR_FLAGS='r $@'
2180 CFLAGS="$CFLAGS -Zomf"
2181 CXXFLAGS="$CXXFLAGS -Zomf"
2182 DSO_LDOPTS='-Zdll'
2183 BIN_FLAGS='-Zlinker /ST:0x100000'
2184 IMPLIB='emximp -o'
2185 FILTER='emxexp -o'
2186 LDFLAGS='-Zmap'
2187 WARNINGS_AS_ERRORS='-Werror'
2188 MOZ_DEBUG_FLAGS="-g -fno-inline"
2189 MOZ_OPTIMIZE_FLAGS="-O2"
2190 MOZ_OPTIMIZE_LDFLAGS="-s -Zlinker /EXEPACK:2 -Zlinker /PACKCODE -Zlinker /PACKDATA"
2191 MOZ_XPCOM_OBSOLETE_LIBS='-L$(LIBXUL_DIST)/lib $(LIBXUL_DIST)/lib/xpcomct.lib'
2192 DYNAMIC_XPCOM_LIBS='-L$(LIBXUL_DIST)/lib $(LIBXUL_DIST)/lib/xpcom.lib $(LIBXUL_DIST)/lib/xpcomcor.lib'
2193 LIBXUL_LIBS='-L$(LIBXUL_DIST)/lib $(LIBXUL_DIST)/lib/xpcom.lib $(LIBXUL_DIST)/lib/xul.lib'
2194 TARGET_MD_ARCH=os2
2195 _PLATFORM_DEFAULT_TOOLKIT="cairo-os2"
2196 MOZ_ENABLE_POSTSCRIPT=
2197 RC=rc.exe
2198 RCFLAGS='-n'
2199 MOZ_USER_DIR="Mozilla"
2200
2201 if test "$MOZTOOLS"; then
2202 MOZ_TOOLS_DIR=`echo $MOZTOOLS | sed -e 's|\\\\|/|g'`
2203 else
2204 AC_MSG_ERROR([MOZTOOLS is not set])
2205 fi
2206 if test -n "$MOZ_OS2_HIGH_MEMORY"; then
2207 DSO_LDOPTS="$DSO_LDOPTS -Zhigh-mem"
2208 LDFLAGS="$LDFLAGS -Zhigh-mem"
2209 MOZ_OPTIMIZE_LDFLAGS="$MOZ_OPTIMIZE_LDFLAGS -Zhigh-mem"
2210 AC_DEFINE(MOZ_OS2_HIGH_MEMORY)
2211 fi
2212
2213 # GCC for OS/2 currently predefines these, but we don't want them
2214 _DEFINES_CFLAGS="$_DEFINES_CFLAGS -Uunix -U__unix -U__unix__"
2215 _DEFINES_CXXFLAGS="$_DEFINES_CXXFLAGS -Uunix -U__unix -U__unix__"
2216
2217 AC_CACHE_CHECK(for __declspec(dllexport),
2218 ac_os2_declspec,
2219 [AC_TRY_COMPILE([__declspec(dllexport) void ac_os2_declspec(void) {}],
2220 [return 0;],
2221 ac_os2_declspec="yes",
2222 ac_os2_declspec="no")])
2223 if test "$ac_os2_declspec" = "yes"; then
2224 FILTER='true'
2225 MOZ_OS2_USE_DECLSPEC='1'
2226 fi
2227 ;;
2228
2229 alpha*-*-osf*)
2230 if test "$GNU_CC"; then
2231 MKSHLIB='$(CXX) $(CXXFLAGS) $(DSO_PIC_CFLAGS) $(DSO_LDOPTS) -Wl,-soname,$@ -o $@'
2232 MKCSHLIB='$(CC) $(CFLAGS) $(DSO_PIC_CFLAGS) $(DSO_LDOPTS) -Wl,-soname,$@ -o $@'
2233
2234 else
2235 MOZ_DEBUG_FLAGS='-g'
2236 ASFLAGS='-I$(topsrcdir)/xpcom/reflect/xptcall/public -g'
2237 CFLAGS="$CFLAGS -ieee"
2238 CXXFLAGS="$CXXFLAGS "'-noexceptions -ieee -ptr $(DIST)/cxx_repository'
2239 DSO_LDOPTS='-shared -msym -expect_unresolved \* -update_registry $(DIST)/so_locations'
2240 DSO_CFLAGS=
2241 DSO_PIC_CFLAGS=
2242 MKCSHLIB='$(CC) $(CFLAGS) $(DSO_PIC_CFLAGS) $(DSO_LDOPTS) -soname $@ -o $@'
2243 MKSHLIB='$(CXX) $(CXXFLAGS) $(DSO_PIC_CFLAGS) $(DSO_LDOPTS) -soname $@ -o $@'
2244 MKSHLIB_FORCE_ALL='-all'
2245 MKSHLIB_UNFORCE_ALL='-none'
2246 dnl Might fix the libxpcom.so breakage on this platform as well....
2247 AC_DEFINE(NSCAP_DISABLE_TEST_DONTQUERY_CASES)
2248 AC_DEFINE(NSCAP_DISABLE_DEBUG_PTR_TYPES)
2249 fi
2250 if test -z "$GNU_CXX"; then
2251 COMPAQ_CXX=1
2252 fi
2253 AC_DEFINE(NEED_USLEEP_PROTOTYPE)
2254 ;;
2255
2256 *-qnx*)
2257 DIRENT_INO=d_stat.st_ino
2258 dnl Solves the problems the QNX compiler has with nsCOMPtr.h.
2259 AC_DEFINE(NSCAP_DISABLE_TEST_DONTQUERY_CASES)
2260 AC_DEFINE(NSCAP_DISABLE_DEBUG_PTR_TYPES)
2261 dnl Explicit set STDC_HEADERS to workaround QNX 6.0's failing of std test
2262 AC_DEFINE(STDC_HEADERS)
2263 if test "$no_x" = "yes"; then
2264 _PLATFORM_DEFAULT_TOOLKIT='photon'
2265 TK_CFLAGS='-I/usr/nto/include/photon'
2266 TK_LIBS='-lphoton -lphrender'
2267 fi
2268 ;;
2269
2270 *-sco*)
2271 AC_DEFINE(NSCAP_DISABLE_TEST_DONTQUERY_CASES)
2272 AC_DEFINE(NSCAP_DISABLE_DEBUG_PTR_TYPES)
2273 CXXFLAGS="$CXXFLAGS -I/usr/include/CC"
2274 if test ! "$GNU_CC"; then
2275 DSO_LDOPTS='-G'
2276 fi
2277 ;;
2278
2279 dnl the qsort routine under solaris is faulty
2280 *-solaris*)
2281 AC_DEFINE(SOLARIS)
2282 TARGET_NSPR_MDCPUCFG='\"md/_solaris.cfg\"'
2283 if test -z "$CROSS_COMPILE" && pkginfo -q SUNWpr && pkginfo -q SUNWprd; then
2284 NO_NSPR_CONFIG_SYSTEM_LDFLAGS="-L/usr/lib/mps -R/usr/lib/mps -lnspr4"
2285 NO_NSPR_CONFIG_SYSTEM_CFLAGS="-I/usr/include/mps"
2286 NO_NSPR_CONFIG_SYSTEM_VERSION=["`pkgparam SUNWpr SUNW_PRODVERS | sed -e 's/^[1-9][0-9]*\.[0-9][0-9]*$/&.0/'`"]
2287 fi
2288 SYSTEM_MAKEDEPEND=
2289 # $ORIGIN/.. is for shared libraries under components/ to locate shared
2290 # libraries one level up (e.g. libnspr4.so)
2291 LDFLAGS="$LDFLAGS -z ignore -R '\$\$ORIGIN:\$\$ORIGIN/..'"
2292 if test "$SOLARIS_SUNPRO_CC"; then
2293 LIBS="-lCrun -lCstd $LIBS"
2294 NS_USE_NATIVE=1
2295 MOZ_FIX_LINK_PATHS=
2296 AC_DEFINE(NSCAP_DISABLE_DEBUG_PTR_TYPES)
2297 CFLAGS="$CFLAGS -xlibmieee -xstrconst -xbuiltin=%all"
2298 CXXFLAGS="$CXXFLAGS -xlibmieee -xbuiltin=%all -features=tmplife -norunpath"
2299 LDFLAGS="-xildoff -z lazyload -z combreloc $LDFLAGS"
2300 if test -z "$CROSS_COMPILE" && test -f /usr/lib/ld/map.noexstk; then
2301 _SAVE_LDFLAGS=$LDFLAGS
2302 LDFLAGS="-M /usr/lib/ld/map.noexstk $LDFLAGS"
2303 AC_TRY_LINK([#include <stdio.h>],
2304 [printf("Hello World\n");],
2305 ,
2306 [LDFLAGS=$_SAVE_LDFLAGS])
2307 fi
2308 WARNINGS_AS_ERRORS='-Werror'
2309 MOZ_OPTIMIZE_FLAGS="-xO4"
2310 MKSHLIB='$(CXX) $(CXXFLAGS) $(DSO_PIC_FLAGS) $(DSO_LDOPTS) -h $@ -o $@'
2311 MKCSHLIB='$(CC) $(CFLAGS) $(DSO_PIC_FLAGS) -G -z muldefs -h $@ -o $@'
2312 MKSHLIB_FORCE_ALL='-z allextract'
2313 MKSHLIB_UNFORCE_ALL='-z defaultextract'
2314 DSO_LDOPTS='-G -z muldefs'
2315 AR_LIST="$AR t"
2316 AR_EXTRACT="$AR x"
2317 AR_DELETE="$AR d"
2318 AR='$(CXX) -xar'
2319 AR_FLAGS='-o $@'
2320 AS='/usr/ccs/bin/as'
2321 ASFLAGS="$ASFLAGS -K PIC -L -P -D_ASM -D__STDC__=0"
2322 AS_DASH_C_FLAG=''
2323 TARGET_COMPILER_ABI="sunc"
2324 CC_VERSION=`$CC -V 2>&1 | grep '^cc:' 2>/dev/null | $AWK -F\: '{ print $2 }'`
2325 CXX_VERSION=`$CXX -V 2>&1 | grep '^CC:' 2>/dev/null | $AWK -F\: '{ print $2 }'`
2326 AC_MSG_CHECKING([for Sun C++ compiler version >= 5.9])
2327 AC_LANG_SAVE
2328 AC_LANG_CPLUSPLUS
2329 AC_TRY_COMPILE([],
2330 [#if (__SUNPRO_CC < 0x590)
2331 #error "Denied"
2332 #endif],
2333 _BAD_COMPILER=,_BAD_COMPILER=1)
2334 if test -n "$_BAD_COMPILER"; then
2335 _res="no"
2336 AC_MSG_ERROR([Sun C++ 5.9 (Sun Studio 12) or higher is required to build. Your compiler version is $CXX_VERSION .])
2337 else
2338 _res="yes"
2339 fi
2340 AC_MSG_RESULT([$_res])
2341 AC_LANG_RESTORE
2342 else
2343 ASFLAGS="$ASFLAGS -fPIC"
2344 DSO_LDOPTS='-G'
2345 _WARNINGS_CFLAGS=''
2346 _WARNINGS_CXXFLAGS=''
2347 if test "$OS_RELEASE" = "5.3"; then
2348 AC_DEFINE(MUST_UNDEF_HAVE_BOOLEAN_AFTER_INCLUDES)
2349 fi
2350 fi
2351 if test "$OS_RELEASE" = "5.5.1"; then
2352 AC_DEFINE(NEED_USLEEP_PROTOTYPE)
2353 fi
2354 ;;
2355
2356 *-sunos*)
2357 DSO_LDOPTS='-Bdynamic'
2358 MKSHLIB='-$(LD) $(DSO_LDOPTS) -o $@'
2359 MKCSHLIB='-$(LD) $(DSO_LDOPTS) -o $@'
2360 AC_DEFINE(SUNOS4)
2361 AC_DEFINE(SPRINTF_RETURNS_STRING)
2362 case "$(target_os)" in
2363 sunos4.1*)
2364 DLL_SUFFIX='.so.1.0'
2365 ;;
2366 esac
2367 ;;
2368
2369 *-sysv4.2uw7*)
2370 NSPR_LIBS="-lnspr$NSPR_VERSION -lplc$NSPR_VERSION -lplds$NSPR_VERSION -L/usr/ccs/lib -lcrt"
2371 ;;
2372
2373 *-os2*)
2374 HOST_NSPR_MDCPUCFG='\"md/_os2.cfg\"'
2375 ;;
2376
2377 esac
2378
2379 dnl Only one oddball right now (QNX), but this gives us flexibility
2380 dnl if any other platforms need to override this in the future.
2381 AC_DEFINE_UNQUOTED(D_INO,$DIRENT_INO)
2382
2383 dnl ========================================================
2384 dnl Any platform that doesn't have MKSHLIB_FORCE_ALL defined
2385 dnl by now will not have any way to link most binaries (tests
2386 dnl as well as viewer, apprunner, etc.), because some symbols
2387 dnl will be left out of the "composite" .so's by ld as unneeded.
2388 dnl So, by defining NO_LD_ARCHIVE_FLAGS for these platforms,
2389 dnl they can link in the static libs that provide the missing
2390 dnl symbols.
2391 dnl ========================================================
2392 NO_LD_ARCHIVE_FLAGS=
2393 if test -z "$MKSHLIB_FORCE_ALL" || test -z "$MKSHLIB_UNFORCE_ALL"; then
2394 NO_LD_ARCHIVE_FLAGS=1
2395 fi
2396 case "$target" in
2397 *-os2*)
2398 NO_LD_ARCHIVE_FLAGS=
2399 ;;
2400 *-aix4.3*|*-aix5*)
2401 NO_LD_ARCHIVE_FLAGS=
2402 ;;
2403 *-openvms*)
2404 NO_LD_ARCHIVE_FLAGS=
2405 ;;
2406 *-msvc*|*-mks*|*-mingw*|*-cygwin*|*-wince)
2407 if test -z "$GNU_CC"; then
2408 NO_LD_ARCHIVE_FLAGS=
2409 fi
2410 ;;
2411 esac
2412 AC_SUBST(NO_LD_ARCHIVE_FLAGS)
2413
2414 dnl
2415 dnl Indicate that platform requires special thread safe
2416 dnl locking when starting up the OJI JVM
2417 dnl (see mozilla/modules/oji/src/nsJVMManager.cpp)
2418 dnl ========================================================
2419 case "$target" in
2420 *-hpux*)
2421 AC_DEFINE(MOZ_OJI_REQUIRE_THREAD_SAFE_ON_STARTUP)
2422 ;;
2423 esac
2424
2425 dnl ========================================================
2426 dnl = Flags to strip unused symbols from .so components
2427 dnl ========================================================
2428 case "$target" in
2429 *-linux*|*-kfreebsd*-gnu)
2430 MOZ_COMPONENTS_VERSION_SCRIPT_LDFLAGS='-Wl,--version-script -Wl,$(BUILD_TOOLS)/gnu-ld-scripts/components-version-script'
2431 ;;
2432 *-solaris*)
2433 if test -z "$GNU_CC"; then
2434 MOZ_COMPONENTS_VERSION_SCRIPT_LDFLAGS='-M $(BUILD_TOOLS)/gnu-ld-scripts/components-mapfile'
2435 else
2436 if test -z "$GCC_USE_GNU_LD"; then
2437 MOZ_COMPONENTS_VERSION_SCRIPT_LDFLAGS='-Wl,-M -Wl,$(BUILD_TOOLS)/gnu-ld-scripts/components-mapfile'
2438 else
2439 MOZ_COMPONENTS_VERSION_SCRIPT_LDFLAGS='-Wl,--version-script -Wl,$(BUILD_TOOLS)/gnu-ld-scripts/components-version-script'
2440 fi
2441 fi
2442 ;;
2443 *-nto*)
2444 MOZ_COMPONENTS_VERSION_SCRIPT_LDFLAGS='-Wl,--version-script,$(BUILD_TOOLS)/gnu-ld-scripts/components-version-script'
2445 ;;
2446 *-darwin*)
2447 MOZ_COMPONENTS_VERSION_SCRIPT_LDFLAGS='-Wl,-exported_symbols_list -Wl,$(BUILD_TOOLS)/gnu-ld-scripts/components-export-list'
2448 ;;
2449 *-cygwin*|*-mingw*|*-mks*|*-msvc|*-wince)
2450 if test -n "$GNU_CC"; then
2451 MOZ_COMPONENTS_VERSION_SCRIPT_LDFLAGS='-Wl,--version-script,$(BUILD_TOOLS)/gnu-ld-scripts/components-version-script'
2452 fi
2453 ;;
2454 esac
2455
2456 if test -z "$COMPILE_ENVIRONMENT"; then
2457 SKIP_COMPILER_CHECKS=1
2458 SKIP_LIBRARY_CHECKS=1
2459 fi
2460
2461 dnl Configure JIT support
2462
2463 case "$target" in
2464 i?86-*)
2465 ENABLE_JIT=1
2466 NANOJIT_ARCH=i386
2467 ;;
2468 arm*-*)
2469 ENABLE_JIT=1
2470 NANOJIT_ARCH=ARM
2471 ;;
2472 sparc*-*)
2473 ENABLE_JIT=1
2474 NANOJIT_ARCH=Sparc
2475 ;;
2476 esac
2477
2478 MOZ_ARG_DISABLE_BOOL(jit,
2479 [ --disable-jit Disable JIT support],
2480 ENABLE_JIT=)
2481
2482 if test "$ENABLE_JIT"; then
2483
2484 AC_DEFINE(FEATURE_NANOJIT)
2485 AC_DEFINE(JS_TRACER)
2486
2487 case "$target" in
2488 i?86-*)
2489 AC_DEFINE(AVMPLUS_IA32)
2490 ;;
2491
2492 arm*-*)
2493 AC_DEFINE(AVMPLUS_ARM)
2494 ;;
2495 sparc-*)
2496 AC_DEFINE(AVMPLUS_SPARC)
2497 ;;
2498 esac
2499
2500 case "$target_os" in
2501 linux*)
2502 AC_DEFINE(AVMPLUS_UNIX)
2503 AC_DEFINE(AVMPLUS_LINUX)
2504 ;;
2505 darwin*)
2506 AC_DEFINE(AVMPLUS_UNIX)
2507 ;;
2508 solaris*)
2509 AC_DEFINE(AVMPLUS_UNIX)
2510 ;;
2511 freebsd*|kfreebsd*)
2512 AC_DEFINE(AVMPLUS_UNIX)
2513 ;;
2514 *cygwin*|*mingw*|*mks*|*msvc*|*wince)
2515 AC_DEFINE(AVMPLUS_WIN32)
2516 ;;
2517 *os2*)
2518 AC_DEFINE(AVMPLUS_OS2)
2519 ;;
2520 *)
2521 AC_MSG_ERROR([Unrecognized nanojit platform. Use --disable-jit to build without JIT support.])
2522 esac
2523
2524 fi # ENABLE_JIT
2525
2526 AC_SUBST(ENABLE_JIT)
2527 AC_SUBST(NANOJIT_ARCH)
2528
2529 if test -z "$SKIP_COMPILER_CHECKS"; then
2530 dnl Checks for typedefs, structures, and compiler characteristics.
2531 dnl ========================================================
2532 AC_LANG_C
2533 AC_HEADER_STDC
2534 AC_C_CONST
2535 AC_TYPE_MODE_T
2536 AC_TYPE_OFF_T
2537 AC_TYPE_PID_T
2538 AC_TYPE_SIZE_T
2539 AC_STRUCT_ST_BLKSIZE
2540 AC_MSG_CHECKING(for siginfo_t)
2541 AC_CACHE_VAL(ac_cv_siginfo_t,
2542 [AC_TRY_COMPILE([#define _POSIX_C_SOURCE 199506L
2543 #include <signal.h>],
2544 [siginfo_t* info;],
2545 [ac_cv_siginfo_t=true],
2546 [ac_cv_siginfo_t=false])])
2547 if test "$ac_cv_siginfo_t" = true ; then
2548 AC_DEFINE(HAVE_SIGINFO_T)
2549 AC_MSG_RESULT(yes)
2550 else
2551 AC_MSG_RESULT(no)
2552 fi
2553
2554 dnl Find exact-width integer types, or figure them out
2555 dnl ourselves.
2556 dnl ========================================================
2557 dnl Once this is working, we can delete the code for int16_t,
2558 dnl etc. below.
2559
2560 AC_CHECK_HEADER(stdint.h)
2561 if test "$ac_cv_header_stdint_h" = yes; then
2562 AC_DEFINE(JS_HAVE_STDINT_H)
2563 else
2564 dnl We'll figure them out for ourselves. List more likely types
2565 dnl earlier. If we ever really encounter a size for which none of
2566 dnl the listed types are appropriate, we'll get a configure-time
2567 dnl error; just add the right answer.
2568 MOZ_N_BYTE_TYPE(JS_INT8_TYPE, 1, [char])
2569 MOZ_N_BYTE_TYPE(JS_INT16_TYPE, 2, [short int long])
2570 MOZ_N_BYTE_TYPE(JS_INT32_TYPE, 4, [int long 'long long' short])
2571 MOZ_N_BYTE_TYPE(JS_INT64_TYPE, 8, [int long 'long long'])
2572 MOZ_N_BYTE_TYPE(JS_INTPTR_TYPE, sizeof (void *),
2573 [int long 'long long' short])
2574 fi
2575
2576 MOZ_SIZE_OF_TYPE(JS_BYTES_PER_WORD, void*, 4 8)
2577 if test "$moz_cv_size_of_JS_BYTES_PER_WORD" -eq "4"; then
2578 AC_DEFINE(JS_BITS_PER_WORD_LOG2, 5)
2579 elif test "$moz_cv_size_of_JS_BYTES_PER_WORD" -eq "8"; then
2580 AC_DEFINE(JS_BITS_PER_WORD_LOG2, 6)
2581 else
2582 AC_MSG_ERROR([Unexpected JS_BYTES_PER_WORD])
2583 fi
2584
2585 MOZ_ALIGN_OF_TYPE(JS_ALIGN_OF_POINTER, void*, 2 4 8 16)
2586 MOZ_SIZE_OF_TYPE(JS_BYTES_PER_DOUBLE, double, 6 8 10 12 14)
2587
2588 dnl Check for int16_t, int32_t, int64_t, int64, uint, uint_t, and uint16_t.
2589 dnl ========================================================
2590 AC_MSG_CHECKING(for int16_t)
2591 AC_CACHE_VAL(ac_cv_int16_t,
2592 [AC_TRY_COMPILE([#include <stdio.h>
2593 #include <sys/types.h>],
2594 [int16_t foo = 0;],
2595 [ac_cv_int16_t=true],
2596 [ac_cv_int16_t=false])])
2597 if test "$ac_cv_int16_t" = true ; then
2598 AC_DEFINE(HAVE_INT16_T)
2599 AC_MSG_RESULT(yes)
2600 else
2601 AC_MSG_RESULT(no)
2602 fi
2603 AC_MSG_CHECKING(for int32_t)
2604 AC_CACHE_VAL(ac_cv_int32_t,
2605 [AC_TRY_COMPILE([#include <stdio.h>
2606 #include <sys/types.h>],
2607 [int32_t foo = 0;],
2608 [ac_cv_int32_t=true],
2609 [ac_cv_int32_t=false])])
2610 if test "$ac_cv_int32_t" = true ; then
2611 AC_DEFINE(HAVE_INT32_T)
2612 AC_MSG_RESULT(yes)
2613 else
2614 AC_MSG_RESULT(no)
2615 fi
2616 AC_MSG_CHECKING(for int64_t)
2617 AC_CACHE_VAL(ac_cv_int64_t,
2618 [AC_TRY_COMPILE([#include <stdio.h>
2619 #include <sys/types.h>],
2620 [int64_t foo = 0;],
2621 [ac_cv_int64_t=true],
2622 [ac_cv_int64_t=false])])
2623 if test "$ac_cv_int64_t" = true ; then
2624 AC_DEFINE(HAVE_INT64_T)
2625 AC_MSG_RESULT(yes)
2626 else
2627 AC_MSG_RESULT(no)
2628 fi
2629 AC_MSG_CHECKING(for int64)
2630 AC_CACHE_VAL(ac_cv_int64,
2631 [AC_TRY_COMPILE([#include <stdio.h>
2632 #include <sys/types.h>],
2633 [int64 foo = 0;],
2634 [ac_cv_int64=true],
2635 [ac_cv_int64=false])])
2636 if test "$ac_cv_int64" = true ; then
2637 AC_DEFINE(HAVE_INT64)
2638 AC_MSG_RESULT(yes)
2639 else
2640 AC_MSG_RESULT(no)
2641 fi
2642 AC_MSG_CHECKING(for uint)
2643 AC_CACHE_VAL(ac_cv_uint,
2644 [AC_TRY_COMPILE([#include <stdio.h>
2645 #include <sys/types.h>],
2646 [uint foo = 0;],
2647 [ac_cv_uint=true],
2648 [ac_cv_uint=false])])
2649 if test "$ac_cv_uint" = true ; then
2650 AC_DEFINE(HAVE_UINT)
2651 AC_MSG_RESULT(yes)
2652 else
2653 AC_MSG_RESULT(no)
2654 fi
2655 AC_MSG_CHECKING(for uint_t)
2656 AC_CACHE_VAL(ac_cv_uint_t,
2657 [AC_TRY_COMPILE([#include <stdio.h>
2658 #include <sys/types.h>],
2659 [uint_t foo = 0;],
2660 [ac_cv_uint_t=true],
2661 [ac_cv_uint_t=false])])
2662 if test "$ac_cv_uint_t" = true ; then
2663 AC_DEFINE(HAVE_UINT_T)
2664 AC_MSG_RESULT(yes)
2665 else
2666 AC_MSG_RESULT(no)
2667 fi
2668 AC_MSG_CHECKING(for uint16_t)
2669 AC_CACHE_VAL(ac_cv_uint16_t,
2670 [AC_TRY_COMPILE([#include <stdio.h>
2671 #include <sys/types.h>],
2672 [uint16_t foo = 0;],
2673 [ac_cv_uint16_t=true],
2674 [ac_cv_uint16_t=false])])
2675 if test "$ac_cv_uint16_t" = true ; then
2676 AC_DEFINE(HAVE_UINT16_T)
2677 AC_MSG_RESULT(yes)
2678 else
2679 AC_MSG_RESULT(no)
2680 fi
2681
2682 dnl On the gcc trunk (as of 2001-02-09) _GNU_SOURCE, and thus __USE_GNU,
2683 dnl are defined when compiling C++ but not C. Since the result of this
2684 dnl test is used only in C++, do it in C++.
2685 AC_LANG_CPLUSPLUS
2686
2687 AC_MSG_CHECKING(for uname.domainname)
2688 AC_CACHE_VAL(ac_cv_have_uname_domainname_field,
2689 [AC_TRY_COMPILE([#include <sys/utsname.h>],
2690 [ struct utsname *res; char *domain;
2691 (void)uname(res); if (res != 0) { domain = res->domainname; } ],
2692 [ac_cv_have_uname_domainname_field=true],
2693 [ac_cv_have_uname_domainname_field=false])])
2694
2695 if test "$ac_cv_have_uname_domainname_field" = "true"; then
2696 AC_DEFINE(HAVE_UNAME_DOMAINNAME_FIELD)
2697 AC_MSG_RESULT(yes)
2698 else
2699 AC_MSG_RESULT(no)
2700 fi
2701
2702 AC_MSG_CHECKING(for uname.__domainname)
2703 AC_CACHE_VAL(ac_cv_have_uname_us_domainname_field,
2704 [AC_TRY_COMPILE([#include <sys/utsname.h>],
2705 [ struct utsname *res; char *domain;
2706 (void)uname(res); if (res != 0) { domain = res->__domainname; } ],
2707 [ac_cv_have_uname_us_domainname_field=true],
2708 [ac_cv_have_uname_us_domainname_field=false])])
2709
2710 if test "$ac_cv_have_uname_us_domainname_field" = "true"; then
2711 AC_DEFINE(HAVE_UNAME_US_DOMAINNAME_FIELD)
2712 AC_MSG_RESULT(yes)
2713 else
2714 AC_MSG_RESULT(no)
2715 fi
2716
2717 AC_LANG_C
2718
2719 dnl Check for .hidden assembler directive and visibility attribute.
2720 dnl Borrowed from glibc configure.in
2721 dnl ===============================================================
2722 if test "$GNU_CC"; then
2723 AC_CACHE_CHECK(for visibility(hidden) attribute,
2724 ac_cv_visibility_hidden,
2725 [cat > conftest.c <<EOF
2726 int foo __attribute__ ((visibility ("hidden"))) = 1;
2727 EOF
2728 ac_cv_visibility_hidden=no
2729 if ${CC-cc} -Werror -S conftest.c -o conftest.s >/dev/null 2>&1; then
2730 if egrep '\.(hidden|private_extern).*foo' conftest.s >/dev/null; then
2731 ac_cv_visibility_hidden=yes
2732 fi
2733 fi
2734 rm -f conftest.[cs]
2735 ])
2736 if test "$ac_cv_visibility_hidden" = "yes"; then
2737 AC_DEFINE(HAVE_VISIBILITY_HIDDEN_ATTRIBUTE)
2738
2739 AC_CACHE_CHECK(for visibility(default) attribute,
2740 ac_cv_visibility_default,
2741 [cat > conftest.c <<EOF
2742 int foo __attribute__ ((visibility ("default"))) = 1;
2743 EOF
2744 ac_cv_visibility_default=no
2745 if ${CC-cc} -fvisibility=hidden -Werror -S conftest.c -o conftest.s >/dev/null 2>&1; then
2746 if ! egrep '\.(hidden|private_extern).*foo' conftest.s >/dev/null; then
2747 ac_cv_visibility_default=yes
2748 fi
2749 fi
2750 rm -f conftest.[cs]
2751 ])
2752 if test "$ac_cv_visibility_default" = "yes"; then
2753 AC_DEFINE(HAVE_VISIBILITY_ATTRIBUTE)
2754
2755 AC_CACHE_CHECK(for visibility pragma support,
2756 ac_cv_visibility_pragma,
2757 [cat > conftest.c <<EOF
2758 #pragma GCC visibility push(hidden)
2759 int foo_hidden = 1;
2760 #pragma GCC visibility push(default)
2761 int foo_default = 1;
2762 EOF
2763 ac_cv_visibility_pragma=no
2764 if ${CC-cc} -Werror -S conftest.c -o conftest.s >/dev/null 2>&1; then
2765 if egrep '\.(hidden|private_extern).*foo_hidden' conftest.s >/dev/null; then
2766 if ! egrep '\.(hidden|private_extern).*foo_default' conftest.s > /dev/null; then
2767 ac_cv_visibility_pragma=yes
2768 fi
2769 fi
2770 fi
2771 rm -f conftest.[cs]
2772 ])
2773 if test "$ac_cv_visibility_pragma" = "yes"; then
2774 AC_CACHE_CHECK(For gcc visibility bug with class-level attributes (GCC bug 26905),
2775 ac_cv_have_visibility_class_bug,
2776 [cat > conftest.c <<EOF
2777 #pragma GCC visibility push(hidden)
2778 struct __attribute__ ((visibility ("default"))) TestStruct {
2779 static void Init();
2780 };
2781 __attribute__ ((visibility ("default"))) void TestFunc() {
2782 TestStruct::Init();
2783 }
2784 EOF
2785 ac_cv_have_visibility_class_bug=no
2786 if ! ${CXX-g++} ${CXXFLAGS} ${DSO_PIC_CFLAGS} ${DSO_LDOPTS} -S -o conftest.S conftest.c > /dev/null 2>&1 ; then
2787 ac_cv_have_visibility_class_bug=yes
2788 else
2789 if test `egrep -c '@PLT|\\$stub' conftest.S` = 0; then
2790 ac_cv_have_visibility_class_bug=yes
2791 fi
2792 fi
2793 rm -rf conftest.{c,S}
2794 ])
2795
2796 AC_CACHE_CHECK(For x86_64 gcc visibility bug with builtins (GCC bug 20297),
2797 ac_cv_have_visibility_builtin_bug,
2798 [cat > conftest.c <<EOF
2799 #pragma GCC visibility push(hidden)
2800 #pragma GCC visibility push(default)
2801 #include <string.h>
2802 #pragma GCC visibility pop
2803
2804 __attribute__ ((visibility ("default"))) void Func() {
2805 char c[[100]];
2806 memset(c, 0, sizeof(c));
2807 }
2808 EOF
2809 ac_cv_have_visibility_builtin_bug=no
2810 if ! ${CC-cc} ${CFLAGS} ${DSO_PIC_CFLAGS} ${DSO_LDOPTS} -O2 -S -o conftest.S conftest.c > /dev/null 2>&1 ; then
2811 ac_cv_have_visibility_builtin_bug=yes
2812 else
2813 if test `grep -c "@PLT" conftest.S` = 0; then
2814 ac_cv_visibility_builtin_bug=yes
2815 fi
2816 fi
2817 rm -f conftest.{c,S}
2818 ])
2819 if test "$ac_cv_have_visibility_builtin_bug" = "no" -a \
2820 "$ac_cv_have_visibility_class_bug" = "no"; then
2821 VISIBILITY_FLAGS='-I$(DIST)/system_wrappers_js -include $(topsrcdir)/config/gcc_hidden.h'
2822 WRAP_SYSTEM_INCLUDES=1
2823 else
2824 VISIBILITY_FLAGS='-fvisibility=hidden'
2825 fi # have visibility pragma bug
2826 fi # have visibility pragma
2827 fi # have visibility(default) attribute
2828 fi # have visibility(hidden) attribute
2829 fi # GNU_CC
2830
2831 # visibility hidden flag for Sun Studio on Solaris
2832 if test "$SOLARIS_SUNPRO_CC"; then
2833 VISIBILITY_FLAGS='-xldscope=hidden'
2834 fi # Sun Studio on Solaris
2835
2836 AC_SUBST(WRAP_SYSTEM_INCLUDES)
2837 AC_SUBST(VISIBILITY_FLAGS)
2838
2839 dnl Checks for header files.
2840 dnl ========================================================
2841 AC_HEADER_DIRENT
2842 case "$target_os" in
2843 freebsd*)
2844 # for stuff like -lXshm
2845 CPPFLAGS="${CPPFLAGS} ${X_CFLAGS}"
2846 ;;
2847 esac
2848 AC_CHECK_HEADERS(sys/byteorder.h compat.h getopt.h)
2849 AC_CHECK_HEADERS(sys/bitypes.h memory.h unistd.h)
2850 AC_CHECK_HEADERS(gnu/libc-version.h nl_types.h)
2851 AC_CHECK_HEADERS(malloc.h)
2852 AC_CHECK_HEADERS(X11/XKBlib.h)
2853
2854 dnl These are all the places some variant of statfs can be hiding.
2855 AC_CHECK_HEADERS(sys/statvfs.h sys/statfs.h sys/vfs.h sys/mount.h)
2856
2857 dnl Try for MMX support
2858 dnl NB - later gcc versions require -mmmx for this header to be successfully
2859 dnl included (or another option which implies it, such as -march=pentium-mmx)
2860 AC_CHECK_HEADERS(mmintrin.h)
2861
2862 dnl Check whether the compiler supports the new-style C++ standard
2863 dnl library headers (i.e. <new>) or needs the old "new.h"
2864 AC_LANG_CPLUSPLUS
2865 NEW_H=new.h
2866 AC_CHECK_HEADER(new, [NEW_H=new])
2867 AC_DEFINE_UNQUOTED(NEW_H, <$NEW_H>)
2868 AC_LANG_C
2869
2870 AC_ARG_ENABLE(dtrace,
2871 [ --enable-dtrace build with dtrace support if available (default=no)],
2872 [enable_dtrace="yes"],)
2873 if test "x$enable_dtrace" = "xyes"; then
2874 AC_CHECK_HEADER(sys/sdt.h, HAVE_DTRACE=1)
2875 if test -n "$HAVE_DTRACE"; then
2876 AC_DEFINE(INCLUDE_MOZILLA_DTRACE)
2877 else
2878 AC_MSG_ERROR([dtrace enabled but sys/sdt.h not found]);
2879 fi
2880 fi
2881 AC_SUBST(HAVE_DTRACE)
2882
2883 case $target in
2884 *-aix4.3*|*-aix5*)
2885 ;;
2886 *)
2887 AC_CHECK_HEADERS(sys/cdefs.h)
2888 ;;
2889 esac
2890
2891 dnl Checks for libraries.
2892 dnl ========================================================
2893 case $target in
2894 *-hpux11.*)
2895 ;;
2896 *)
2897 AC_CHECK_LIB(c_r, gethostbyname_r)
2898 ;;
2899 esac
2900
2901 dnl We don't want to link with libdl even if it's present on OS X, since
2902 dnl it's not used and not part of the default installation.
2903 dnl The same goes for BeOS.
2904 dnl We don't want to link against libm or libpthread on Darwin since
2905 dnl they both are just symlinks to libSystem and explicitly linking
2906 dnl against libSystem causes issues when debugging (see bug 299601).
2907 case $target in
2908 *-darwin*)
2909 ;;
2910 *-beos*)
2911 ;;
2912 *)
2913 AC_CHECK_LIB(m, atan)
2914 AC_CHECK_LIB(dl, dlopen,
2915 AC_CHECK_HEADER(dlfcn.h,
2916 LIBS="-ldl $LIBS"
2917 AC_DEFINE(HAVE_LIBDL)))
2918 ;;
2919 esac
2920
2921 _SAVE_CFLAGS="$CFLAGS"
2922 CFLAGS="$CFLAGS -D_GNU_SOURCE"
2923 AC_CHECK_FUNCS(dladdr)
2924 CFLAGS="$_SAVE_CFLAGS"
2925
2926 if test ! "$GNU_CXX"; then
2927
2928 case $target in
2929 *-aix*)
2930 AC_CHECK_LIB(C_r, demangle)
2931 ;;
2932 *)
2933 AC_CHECK_LIB(C, demangle)
2934 ;;
2935 esac
2936 fi
2937 AC_CHECK_LIB(socket, socket)
2938
2939 dnl ========================================================
2940 dnl = pthread support
2941 dnl = Start by checking whether the system support pthreads
2942 dnl ========================================================
2943 case "$target_os" in
2944 darwin*)
2945 USE_PTHREADS=1
2946 ;;
2947 *)
2948 MOZ_CHECK_PTHREADS(pthreads,
2949 USE_PTHREADS=1 _PTHREAD_LDFLAGS="-lpthreads",
2950 MOZ_CHECK_PTHREADS(pthread,
2951 USE_PTHREADS=1 _PTHREAD_LDFLAGS="-lpthread",
2952 MOZ_CHECK_PTHREADS(c_r,
2953 USE_PTHREADS=1 _PTHREAD_LDFLAGS="-lc_r",
2954 MOZ_CHECK_PTHREADS(c,
2955 USE_PTHREADS=1
2956 )
2957 )
2958 )
2959 )
2960 ;;
2961 esac
2962
2963 dnl ========================================================
2964 dnl Check the command line for --with-pthreads
2965 dnl ========================================================
2966 MOZ_ARG_WITH_BOOL(pthreads,
2967 [ --with-pthreads Force use of system pthread library with NSPR ],
2968 [ if test "$USE_PTHREADS"x = x; then
2969 AC_MSG_ERROR([ --with-pthreads specified for a system without pthread support ]);
2970 fi],
2971 USE_PTHREADS=
2972 _PTHREAD_LDFLAGS=
2973 )
2974
2975 dnl ========================================================
2976 dnl Do the platform specific pthread hackery
2977 dnl ========================================================
2978 if test "$USE_PTHREADS"x != x
2979 then
2980 dnl
2981 dnl See if -pthread is supported.
2982 dnl
2983 rm -f conftest*
2984 ac_cv_have_dash_pthread=no
2985 AC_MSG_CHECKING(whether ${CC-cc} accepts -pthread)
2986 echo 'int main() { return 0; }' | cat > conftest.c
2987 ${CC-cc} -pthread -o conftest conftest.c > conftest.out 2>&1
2988 if test $? -eq 0; then
2989 if test -z "`egrep -i '(unrecognize|unknown)' conftest.out | grep pthread`" && test -z "`egrep -i '(error|incorrect)' conftest.out`" ; then
2990 ac_cv_have_dash_pthread=yes
2991 case "$target_os" in
2992 freebsd*)
2993 # Freebsd doesn't use -pthread for compiles, it uses them for linking
2994 ;;
2995 *)
2996 CFLAGS="$CFLAGS -pthread"
2997 CXXFLAGS="$CXXFLAGS -pthread"
2998 ;;
2999 esac
3000 fi
3001 fi
3002 rm -f conftest*
3003 AC_MSG_RESULT($ac_cv_have_dash_pthread)
3004
3005 dnl
3006 dnl See if -pthreads is supported.
3007 dnl
3008 ac_cv_have_dash_pthreads=no
3009 if test "$ac_cv_have_dash_pthread" = "no"; then
3010 AC_MSG_CHECKING(whether ${CC-cc} accepts -pthreads)
3011 echo 'int main() { return 0; }' | cat > conftest.c
3012 ${CC-cc} -pthreads -o conftest conftest.c > conftest.out 2>&1
3013 if test $? -eq 0; then
3014 if test -z "`egrep -i '(unrecognize|unknown)' conftest.out | grep pthreads`" && test -z "`egrep -i '(error|incorrect)' conftest.out`" ; then
3015 ac_cv_have_dash_pthreads=yes
3016 CFLAGS="$CFLAGS -pthreads"
3017 CXXFLAGS="$CXXFLAGS -pthreads"
3018 fi
3019 fi
3020 rm -f conftest*
3021 AC_MSG_RESULT($ac_cv_have_dash_pthreads)
3022 fi
3023
3024 case "$target" in
3025 *-*-freebsd*)
3026 AC_DEFINE(_REENTRANT)
3027 AC_DEFINE(_THREAD_SAFE)
3028 dnl -pthread links in -lc_r, so don't specify it explicitly.
3029 if test "$ac_cv_have_dash_pthread" = "yes"; then
3030 _PTHREAD_LDFLAGS="-pthread"
3031 else
3032 _PTHREAD_LDFLAGS="-lc_r"
3033 fi
3034 ;;
3035
3036 *-*-openbsd*|*-*-bsdi*)
3037 AC_DEFINE(_REENTRANT)
3038 AC_DEFINE(_THREAD_SAFE)
3039 dnl -pthread links in -lc_r, so don't specify it explicitly.
3040 if test "$ac_cv_have_dash_pthread" = "yes"; then
3041 _PTHREAD_LDFLAGS="-pthread"
3042 fi
3043 ;;
3044
3045 *-*-linux*|*-*-kfreebsd*-gnu)
3046 AC_DEFINE(_REENTRANT)
3047 ;;
3048
3049 *-*-nto*)
3050 AC_DEFINE(_REENTRANT)
3051 ;;
3052
3053 *-aix4.3*|*-aix5*)
3054 AC_DEFINE(_REENTRANT)
3055 ;;
3056
3057 *-hpux11.*)
3058 AC_DEFINE(_REENTRANT)
3059 ;;
3060
3061 alpha*-*-osf*)
3062 AC_DEFINE(_REENTRANT)
3063 ;;
3064
3065 *-*-solaris*)
3066 AC_DEFINE(_REENTRANT)
3067 if test "$SOLARIS_SUNPRO_CC"; then
3068 CFLAGS="$CFLAGS -mt"
3069 CXXFLAGS="$CXXFLAGS -mt"
3070 fi
3071 ;;
3072 esac
3073 LDFLAGS="${_PTHREAD_LDFLAGS} ${LDFLAGS}"
3074 fi
3075
3076 dnl ========================================================
3077 dnl See if mmap sees writes
3078 dnl For cross compiling, just define it as no, which is a safe default
3079 dnl ========================================================
3080 AC_MSG_CHECKING(whether mmap() sees write()s)
3081
3082 changequote(,)
3083 mmap_test_prog='
3084 #include <stdlib.h>
3085 #include <unistd.h>
3086 #include <sys/mman.h>
3087 #include <sys/types.h>
3088 #include <sys/stat.h>
3089 #include <fcntl.h>
3090
3091 char fname[] = "conftest.file";
3092 char zbuff[1024]; /* Fractional page is probably worst case */
3093
3094 int main() {
3095 char *map;
3096 int fd;
3097 int i;
3098 unlink(fname);
3099 fd = open(fname, O_RDWR | O_CREAT, 0660);
3100 if(fd<0) return 1;
3101 unlink(fname);
3102 write(fd, zbuff, sizeof(zbuff));
3103 lseek(fd, 0, SEEK_SET);
3104 map = (char*)mmap(0, sizeof(zbuff), PROT_READ, MAP_SHARED, fd, 0);
3105 if(map==(char*)-1) return 2;
3106 for(i=0; fname[i]; i++) {
3107 int rc = write(fd, &fname[i], 1);
3108 if(map[i]!=fname[i]) return 4;
3109 }
3110 return 0;
3111 }
3112 '
3113 changequote([,])
3114
3115 AC_TRY_RUN($mmap_test_prog , result="yes", result="no", result="yes")
3116
3117 AC_MSG_RESULT("$result")
3118
3119 if test "$result" = "no"; then
3120 AC_DEFINE(MMAP_MISSES_WRITES)
3121 fi
3122
3123
3124 dnl Checks for library functions.
3125 dnl ========================================================
3126 AC_PROG_GCC_TRADITIONAL
3127 AC_FUNC_MEMCMP
3128
3129 AC_CHECK_FUNCS([fchmod flockfile getc_unlocked _getc_nolock getpagesize \
3130 lchown localtime_r lstat64 memmove random rint sbrk snprintf \
3131 stat64 statvfs statvfs64 strerror strtok_r truncate64])
3132
3133 dnl Windows functions, for mingw.
3134 AC_TRY_LINK([#include <windows.h>],
3135 [SYSTEMTIME st;FILETIME ft;SystemTimeToFileTime(&st,&ft);],
3136 ac_cv_have_systemtimetofiletime="yes",
3137 ac_cv_have_systemtimetofiletime="no")
3138 if test "$ac_cv_have_systemtimetofiletime" = "yes"; then
3139 AC_DEFINE(HAVE_SYSTEMTIMETOFILETIME)
3140 fi
3141 AC_TRY_LINK([#include <windows.h>],
3142 [FILETIME ft;GetSystemTimeAsFileTime(&ft);],
3143 ac_cv_have_getsystemtimeasfiletime="yes",
3144 ac_cv_have_getsystemtimeasfiletime="no")
3145 if test "$ac_cv_have_getsystemtimeasfiletime" = "yes"; then
3146 AC_DEFINE(HAVE_GETSYSTEMTIMEASFILETIME)
3147 fi
3148
3149 dnl check for wcrtomb/mbrtowc
3150 dnl =======================================================================
3151 if test -z "$MACOS_DEPLOYMENT_TARGET" || test "$MACOS_DEPLOYMENT_TARGET" -ge "100300"; then
3152 AC_LANG_SAVE
3153 AC_LANG_CPLUSPLUS
3154 AC_CACHE_CHECK(for wcrtomb,
3155 ac_cv_have_wcrtomb,
3156 [AC_TRY_LINK([#include <wchar.h>],
3157 [mbstate_t ps={0};wcrtomb(0,'f',&ps);],
3158 ac_cv_have_wcrtomb="yes",
3159 ac_cv_have_wcrtomb="no")])
3160 if test "$ac_cv_have_wcrtomb" = "yes"; then
3161 AC_DEFINE(HAVE_WCRTOMB)
3162 fi
3163 AC_CACHE_CHECK(for mbrtowc,
3164 ac_cv_have_mbrtowc,
3165 [AC_TRY_LINK([#include <wchar.h>],
3166 [mbstate_t ps={0};mbrtowc(0,0,0,&ps);],
3167 ac_cv_have_mbrtowc="yes",
3168 ac_cv_have_mbrtowc="no")])
3169 if test "$ac_cv_have_mbrtowc" = "yes"; then
3170 AC_DEFINE(HAVE_MBRTOWC)
3171 fi
3172 AC_LANG_RESTORE
3173 fi
3174
3175 AC_CACHE_CHECK(
3176 [for res_ninit()],
3177 ac_cv_func_res_ninit,
3178 [AC_TRY_LINK([
3179 #ifdef linux
3180 #define _BSD_SOURCE 1
3181 #endif
3182 #include <resolv.h>
3183 ],
3184 [int foo = res_ninit(&_res);],
3185 [ac_cv_func_res_ninit=yes],
3186 [ac_cv_func_res_ninit=no])
3187 ])
3188
3189 if test "$ac_cv_func_res_ninit" = "yes"; then
3190 AC_DEFINE(HAVE_RES_NINIT)
3191 dnl must add the link line we do something as foolish as this... dougt
3192 dnl else
3193 dnl AC_CHECK_LIB(bind, res_ninit, AC_DEFINE(HAVE_RES_NINIT),
3194 dnl AC_CHECK_LIB(resolv, res_ninit, AC_DEFINE(HAVE_RES_NINIT)))
3195 fi
3196
3197 AC_LANG_CPLUSPLUS
3198 AC_CACHE_CHECK(
3199 [for gnu_get_libc_version()],
3200 ac_cv_func_gnu_get_libc_version,
3201 [AC_TRY_LINK([
3202 #ifdef HAVE_GNU_LIBC_VERSION_H
3203 #include <gnu/libc-version.h>
3204 #endif
3205 ],
3206 [const char *glibc_version = gnu_get_libc_version();],
3207 [ac_cv_func_gnu_get_libc_version=yes],
3208 [ac_cv_func_gnu_get_libc_version=no]
3209 )]
3210 )
3211
3212 if test "$ac_cv_func_gnu_get_libc_version" = "yes"; then
3213 AC_DEFINE(HAVE_GNU_GET_LIBC_VERSION)
3214 fi
3215
3216 case $target_os in
3217 os2*|msvc*|mks*|cygwin*|mingw*|darwin*|wince*|beos*)
3218 ;;
3219 *)
3220
3221 AC_CHECK_LIB(c, iconv, [_ICONV_LIBS="$_ICONV_LIBS"],
3222 AC_CHECK_LIB(iconv, iconv, [_ICONV_LIBS="$_ICONV_LIBS -liconv"],
3223 AC_CHECK_LIB(iconv, libiconv, [_ICONV_LIBS="$_ICONV_LIBS -liconv"])))
3224 _SAVE_LIBS=$LIBS
3225 LIBS="$LIBS $_ICONV_LIBS"
3226 AC_CACHE_CHECK(
3227 [for iconv()],
3228 ac_cv_func_iconv,
3229 [AC_TRY_LINK([
3230 #include <stdlib.h>
3231 #include <iconv.h>
3232 ],
3233 [
3234 iconv_t h = iconv_open("", "");
3235 iconv(h, NULL, NULL, NULL, NULL);
3236 iconv_close(h);
3237 ],
3238 [ac_cv_func_iconv=yes],
3239 [ac_cv_func_iconv=no]
3240 )]
3241 )
3242 if test "$ac_cv_func_iconv" = "yes"; then
3243 AC_DEFINE(HAVE_ICONV)
3244 DYNAMIC_XPCOM_LIBS="$DYNAMIC_XPCOM_LIBS $_ICONV_LIBS"
3245 LIBXUL_LIBS="$LIBXUL_LIBS $_ICONV_LIBS"
3246 LIBICONV="$_ICONV_LIBS"
3247 AC_CACHE_CHECK(
3248 [for iconv() with const input],
3249 ac_cv_func_const_iconv,
3250 [AC_TRY_COMPILE([
3251 #include <stdlib.h>
3252 #include <iconv.h>
3253 ],
3254 [
3255 const char *input = "testing";
3256 iconv_t h = iconv_open("", "");
3257 iconv(h, &input, NULL, NULL, NULL);
3258 iconv_close(h);
3259 ],
3260 [ac_cv_func_const_iconv=yes],
3261 [ac_cv_func_const_iconv=no]
3262 )]
3263 )
3264 if test "$ac_cv_func_const_iconv" = "yes"; then
3265 AC_DEFINE(HAVE_ICONV_WITH_CONST_INPUT)
3266 fi
3267 fi
3268 LIBS=$_SAVE_LIBS
3269
3270 ;;
3271 esac
3272
3273 AC_LANG_C
3274
3275 dnl **********************
3276 dnl *** va_copy checks ***
3277 dnl **********************
3278 dnl we currently check for all three va_copy possibilities, so we get
3279 dnl all results in config.log for bug reports.
3280 AC_MSG_CHECKING(for an implementation of va_copy())
3281 AC_CACHE_VAL(ac_cv_va_copy,[
3282 AC_TRY_RUN([
3283 #include <stdarg.h>
3284 void f (int i, ...) {
3285 va_list args1, args2;
3286 va_start (args1, i);
3287 va_copy (args2, args1);
3288 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
3289 exit (1);
3290 va_end (args1); va_end (args2);
3291 }
3292 int main() { f (0, 42); return 0; }],
3293 ac_cv_va_copy=yes,
3294 ac_cv_va_copy=no,
3295 ac_cv_va_copy=no
3296 )
3297 ])
3298 AC_MSG_RESULT($ac_cv_va_copy)
3299 AC_MSG_CHECKING(for an implementation of __va_copy())
3300 AC_CACHE_VAL(ac_cv___va_copy,[
3301 AC_TRY_RUN([
3302 #include <stdarg.h>
3303 void f (int i, ...) {
3304 va_list args1, args2;
3305 va_start (args1, i);
3306 __va_copy (args2, args1);
3307 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
3308 exit (1);
3309 va_end (args1); va_end (args2);
3310 }
3311 int main() { f (0, 42); return 0; }],
3312 ac_cv___va_copy=yes,
3313 ac_cv___va_copy=no,
3314 ac_cv___va_copy=no
3315 )
3316 ])
3317 AC_MSG_RESULT($ac_cv___va_copy)
3318 AC_MSG_CHECKING(whether va_lists can be copied by value)
3319 AC_CACHE_VAL(ac_cv_va_val_copy,[
3320 AC_TRY_RUN([
3321 #include <stdarg.h>
3322 void f (int i, ...) {
3323 va_list args1, args2;
3324 va_start (args1, i);
3325 args2 = args1;
3326 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
3327 exit (1);
3328 va_end (args1); va_end (args2);
3329 }
3330 int main() { f (0, 42); return 0; }],
3331 ac_cv_va_val_copy=yes,
3332 ac_cv_va_val_copy=no,
3333 ac_cv_va_val_copy=yes
3334 )
3335 ])
3336 if test "x$ac_cv_va_copy" = "xyes"; then
3337 AC_DEFINE(VA_COPY, va_copy)
3338 AC_DEFINE(HAVE_VA_COPY)
3339 elif test "x$ac_cv___va_copy" = "xyes"; then
3340 AC_DEFINE(VA_COPY, __va_copy)
3341 AC_DEFINE(HAVE_VA_COPY)
3342 fi
3343
3344 if test "x$ac_cv_va_val_copy" = "xno"; then
3345 AC_DEFINE(HAVE_VA_LIST_AS_ARRAY)
3346 fi
3347 AC_MSG_RESULT($ac_cv_va_val_copy)
3348
3349 dnl Check for dll-challenged libc's.
3350 dnl This check is apparently only needed for Linux.
3351 case "$target" in
3352 *-linux*)
3353 dnl ===================================================================
3354 _curdir=`pwd`
3355 export _curdir
3356 rm -rf conftest* _conftest
3357 mkdir _conftest
3358 cat >> conftest.C <<\EOF
3359 #include <stdio.h>
3360 #include <link.h>
3361 #include <dlfcn.h>
3362 #ifdef _dl_loaded
3363 void __dump_link_map(void) {
3364 struct link_map *map = _dl_loaded;
3365 while (NULL != map) {printf("0x%08x %s\n", map->l_addr, map->l_name); map = map->l_next;}
3366 }
3367 int main() {
3368 dlopen("./conftest1.so",RTLD_LAZY);
3369 dlopen("./../_conftest/conftest1.so",RTLD_LAZY);
3370 dlopen("CURDIR/_conftest/conftest1.so",RTLD_LAZY);
3371 dlopen("CURDIR/_conftest/../_conftest/conftest1.so",RTLD_LAZY);
3372 __dump_link_map();
3373 }
3374 #else
3375 /* _dl_loaded isn't defined, so this should be either a libc5 (glibc1) system, or a glibc2 system that doesn't have the multiple load bug (i.e., RH6.0).*/
3376 int main() { printf("./conftest1.so\n"); }
3377 #endif
3378 EOF
3379
3380 $PERL -p -i -e "s/CURDIR/\$ENV{_curdir}/g;" conftest.C
3381
3382 cat >> conftest1.C <<\EOF
3383 #include <stdio.h>
3384 void foo(void) {printf("foo in dll called\n");}
3385 EOF
3386 ${CXX-g++} -fPIC -c -g conftest1.C
3387 ${CXX-g++} -shared -Wl,-h -Wl,conftest1.so -o conftest1.so conftest1.o
3388 ${CXX-g++} -g conftest.C -o conftest -ldl
3389 cp -f conftest1.so conftest _conftest
3390 cd _conftest
3391 if test `./conftest | grep conftest1.so | wc -l` -gt 1
3392 then
3393 echo
3394 echo "*** Your libc has a bug that can result in loading the same dynamic"
3395 echo "*** library multiple times. This bug is known to be fixed in glibc-2.0.7-32"
3396 echo "*** or later. However, if you choose not to upgrade, the only effect"
3397 echo "*** will be excessive memory usage at runtime."
3398 echo
3399 fi
3400 cd ${_curdir}
3401 rm -rf conftest* _conftest
3402 dnl ===================================================================
3403 ;;
3404 esac
3405
3406 dnl ===================================================================
3407 dnl ========================================================
3408 dnl By default, turn rtti and exceptions off on g++/egcs
3409 dnl ========================================================
3410 if test "$GNU_CXX"; then
3411
3412 AC_MSG_CHECKING(for C++ exceptions flag)
3413
3414 dnl They changed -f[no-]handle-exceptions to -f[no-]exceptions in g++ 2.8
3415 AC_CACHE_VAL(ac_cv_cxx_exceptions_flags,
3416 [echo "int main() { return 0; }" | cat > conftest.C
3417
3418 ${CXX-g++} ${CXXFLAGS} -c -fno-handle-exceptions conftest.C > conftest.out 2>&1
3419
3420 if egrep "warning.*renamed" conftest.out >/dev/null; then
3421 ac_cv_cxx_exceptions_flags=${_COMPILER_PREFIX}-fno-exceptions
3422 else
3423 ac_cv_cxx_exceptions_flags=${_COMPILER_PREFIX}-fno-handle-exceptions
3424 fi
3425
3426 rm -f conftest*])
3427
3428 AC_MSG_RESULT($ac_cv_cxx_exceptions_flags)
3429 _MOZ_EXCEPTIONS_FLAGS_OFF=$ac_cv_cxx_exceptions_flags
3430 _MOZ_EXCEPTIONS_FLAGS_ON=`echo $ac_cv_cxx_exceptions_flags | sed 's|no-||'`
3431 fi
3432
3433 dnl ========================================================
3434 dnl Put your C++ language/feature checks below
3435 dnl ========================================================
3436 AC_LANG_CPLUSPLUS
3437
3438 HAVE_GCC3_ABI=
3439 if test "$GNU_CC"; then
3440 AC_CACHE_CHECK(for gcc 3.0 ABI,
3441 ac_cv_gcc_three_abi,
3442 [AC_TRY_COMPILE([],
3443 [
3444 #if defined(__GXX_ABI_VERSION) && __GXX_ABI_VERSION >= 100 /* G++ V3 ABI */
3445 return 0;
3446 #else
3447 #error Not gcc3.
3448 #endif
3449 ],
3450 ac_cv_gcc_three_abi="yes",
3451 ac_cv_gcc_three_abi="no")])
3452 if test "$ac_cv_gcc_three_abi" = "yes"; then
3453 TARGET_COMPILER_ABI="${TARGET_COMPILER_ABI-gcc3}"
3454 HAVE_GCC3_ABI=1
3455 else
3456 TARGET_COMPILER_ABI="${TARGET_COMPILER_ABI-gcc2}"
3457 fi
3458 fi
3459 AC_SUBST(HAVE_GCC3_ABI)
3460
3461
3462 AC_CACHE_CHECK(for C++ \"explicit\" keyword,
3463 ac_cv_cpp_explicit,
3464 [AC_TRY_COMPILE(class X {
3465 public: explicit X(int i) : i_(i) {}
3466 private: int i_;
3467 };,
3468 X x(3);,
3469 ac_cv_cpp_explicit=yes,
3470 ac_cv_cpp_explicit=no)])
3471 if test "$ac_cv_cpp_explicit" = yes ; then
3472 AC_DEFINE(HAVE_CPP_EXPLICIT)
3473 fi
3474
3475 AC_CACHE_CHECK(for C++ \"typename\" keyword,
3476 ac_cv_cpp_typename,
3477 [AC_TRY_COMPILE(class param {
3478 public:
3479 typedef unsigned long num_type;
3480 };
3481
3482 template <class T> class tplt {
3483 public:
3484 typedef typename T::num_type t_num_type;
3485 t_num_type foo(typename T::num_type num) {
3486 return num;
3487 }
3488 };,
3489 tplt<param> A;
3490 A.foo(0);,
3491 ac_cv_cpp_typename=yes,
3492 ac_cv_cpp_typename=no)])
3493 if test "$ac_cv_cpp_typename" = yes ; then
3494 AC_DEFINE(HAVE_CPP_TYPENAME)
3495 fi
3496
3497 dnl Check for support of modern template specialization syntax
3498 dnl Test code and requirement from scc@netscape.com.
3499 dnl Autoconf cut-and-paste job by waterson@netscape.com
3500 AC_CACHE_CHECK(for modern C++ template specialization syntax support,
3501 ac_cv_cpp_modern_specialize_template_syntax,
3502 [AC_TRY_COMPILE(template <class T> struct X { int a; };
3503 class Y {};
3504 template <> struct X<Y> { double a; };,
3505 X<int> int_x;
3506 X<Y> y_x;,
3507 ac_cv_cpp_modern_specialize_template_syntax=yes,
3508 ac_cv_cpp_modern_specialize_template_syntax=no)])
3509 if test "$ac_cv_cpp_modern_specialize_template_syntax" = yes ; then
3510 AC_DEFINE(HAVE_CPP_MODERN_SPECIALIZE_TEMPLATE_SYNTAX)
3511 fi
3512
3513
3514 dnl Some compilers support only full specialization, and some don't.
3515 AC_CACHE_CHECK(whether partial template specialization works,
3516 ac_cv_cpp_partial_specialization,
3517 [AC_TRY_COMPILE(template <class T> class Foo {};
3518 template <class T> class Foo<T*> {};,
3519 return 0;,
3520 ac_cv_cpp_partial_specialization=yes,
3521 ac_cv_cpp_partial_specialization=no)])
3522 if test "$ac_cv_cpp_partial_specialization" = yes ; then
3523 AC_DEFINE(HAVE_CPP_PARTIAL_SPECIALIZATION)
3524 fi
3525
3526 dnl Some compilers have limited support for operators with templates;
3527 dnl specifically, it is necessary to define derived operators when a base
3528 dnl class's operator declaration should suffice.
3529 AC_CACHE_CHECK(whether operators must be re-defined for templates derived from templates,
3530 ac_cv_need_derived_template_operators,
3531 [AC_TRY_COMPILE([template <class T> class Base { };
3532 template <class T>
3533 Base<T> operator+(const Base<T>& lhs, const Base<T>& rhs) { return lhs; }
3534 template <class T> class Derived : public Base<T> { };],
3535 [Derived<char> a, b;
3536 Base<char> c = a + b;
3537 return 0;],
3538 ac_cv_need_derived_template_operators=no,
3539 ac_cv_need_derived_template_operators=yes)])
3540 if test "$ac_cv_need_derived_template_operators" = yes ; then
3541 AC_DEFINE(NEED_CPP_DERIVED_TEMPLATE_OPERATORS)
3542 fi
3543
3544
3545 dnl Some compilers have trouble detecting that a template class
3546 dnl that derives from another template is actually an instance
3547 dnl of the base class. This test checks for that.
3548 AC_CACHE_CHECK(whether we need to cast a derived template to pass as its base class,
3549 ac_cv_need_cpp_template_cast_to_base,
3550 [AC_TRY_COMPILE([template <class T> class Base { };
3551 template <class T> class Derived : public Base<T> { };
3552 template <class T> int foo(const Base<T>&) { return 0; }],
3553 [Derived<char> bar; return foo(bar);],
3554 ac_cv_need_cpp_template_cast_to_base=no,
3555 ac_cv_need_cpp_template_cast_to_base=yes)])
3556 if test "$ac_cv_need_cpp_template_cast_to_base" = yes ; then
3557 AC_DEFINE(NEED_CPP_TEMPLATE_CAST_TO_BASE)
3558 fi
3559
3560 dnl Some compilers have trouble resolving the ambiguity between two
3561 dnl functions whose arguments differ only by cv-qualifications.
3562 AC_CACHE_CHECK(whether the compiler can resolve const ambiguities for templates,
3563 ac_cv_can_resolve_const_ambiguity,
3564 [AC_TRY_COMPILE([
3565 template <class T> class ptrClass {
3566 public: T* ptr;
3567 };
3568
3569 template <class T> T* a(ptrClass<T> *arg) {
3570 return arg->ptr;
3571 }
3572
3573 template <class T>
3574 const T* a(const ptrClass<T> *arg) {
3575 return arg->ptr;
3576 }
3577 ],
3578 [ ptrClass<int> i;
3579 a(&i); ],
3580 ac_cv_can_resolve_const_ambiguity=yes,
3581 ac_cv_can_resolve_const_ambiguity=no)])
3582 if test "$ac_cv_can_resolve_const_ambiguity" = no ; then
3583 AC_DEFINE(CANT_RESOLVE_CPP_CONST_AMBIGUITY)
3584 fi
3585
3586 dnl
3587 dnl We don't do exceptions on unix. The only reason this used to be here
3588 dnl is that mozilla/xpcom/tests/TestCOMPtr.cpp has a test which uses
3589 dnl exceptions. But, we turn exceptions off by default and this test breaks.
3590 dnl So im commenting this out until someone writes some artificial
3591 dnl intelligence to detect not only if the compiler has exceptions, but if
3592 dnl they are enabled as well.
3593 dnl
3594 dnl AC_CACHE_CHECK(for C++ \"exceptions\",
3595 dnl ac_cv_cpp_exceptions,
3596 dnl [AC_TRY_COMPILE(class X { public: X() {} };
3597 dnl static void F() { throw X(); },
3598 dnl try { F(); } catch(X & e) { },
3599 dnl ac_cv_cpp_exceptions=yes,
3600 dnl ac_cv_cpp_exceptions=no)])
3601 dnl if test $ac_cv_cpp_exceptions = yes ; then
3602 dnl AC_DEFINE(HAVE_CPP_EXCEPTIONS)
3603 dnl fi
3604
3605 dnl Some compilers have marginal |using| support; for example, gcc-2.7.2.3
3606 dnl supports it well enough to allow us to use it to change access, but not
3607 dnl to resolve ambiguity. The next two tests determine how well the |using|
3608 dnl keyword is supported.
3609 dnl
3610 dnl Check to see if we can change access with |using|. Test both a
3611 dnl legal and an illegal example.
3612 AC_CACHE_CHECK(whether the C++ \"using\" keyword can change access,
3613 ac_cv_cpp_access_changing_using2,
3614 [AC_TRY_COMPILE(
3615 class A { protected: int foo() { return 0; } };
3616 class B : public A { public: using A::foo; };,
3617 B b; return b.foo();,
3618 [AC_TRY_COMPILE(
3619 class A { public: int foo() { return 1; } };
3620 class B : public A { private: using A::foo; };,
3621 B b; return b.foo();,
3622 ac_cv_cpp_access_changing_using2=no,
3623 ac_cv_cpp_access_changing_using2=yes)],
3624 ac_cv_cpp_access_changing_using2=no)])
3625 if test "$ac_cv_cpp_access_changing_using2" = yes ; then
3626 AC_DEFINE(HAVE_CPP_ACCESS_CHANGING_USING)
3627 fi
3628
3629 dnl Check to see if we can resolve ambiguity with |using|.
3630 AC_CACHE_CHECK(whether the C++ \"using\" keyword resolves ambiguity,
3631 ac_cv_cpp_ambiguity_resolving_using,
3632 [AC_TRY_COMPILE(class X {
3633 public: int go(const X&) {return 3;}
3634 int jo(const X&) {return 3;}
3635 };
3636 class Y : public X {
3637 public: int go(int) {return 2;}
3638 int jo(int) {return 2;}
3639 using X::jo;
3640 private: using X::go;
3641 };,
3642 X x; Y y; y.jo(x);,
3643 ac_cv_cpp_ambiguity_resolving_using=yes,
3644 ac_cv_cpp_ambiguity_resolving_using=no)])
3645 if test "$ac_cv_cpp_ambiguity_resolving_using" = yes ; then
3646 AC_DEFINE(HAVE_CPP_AMBIGUITY_RESOLVING_USING)
3647 fi
3648
3649 dnl Check to see if the |std| namespace is supported. If so, we'll want
3650 dnl to qualify any standard library calls with "std::" to ensure that
3651 dnl those functions can be resolved.
3652 AC_CACHE_CHECK(for \"std::\" namespace,
3653 ac_cv_cpp_namespace_std,
3654 [AC_TRY_COMPILE([#include <algorithm>],
3655 [return std::min(0, 1);],
3656 ac_cv_cpp_namespace_std=yes,
3657 ac_cv_cpp_namespace_std=no)])
3658 if test "$ac_cv_cpp_namespace_std" = yes ; then
3659 AC_DEFINE(HAVE_CPP_NAMESPACE_STD)
3660 fi
3661
3662 dnl Older compilers are overly ambitious with respect to using the standard
3663 dnl template library's |operator!=()| when |operator==()| is defined. In
3664 dnl which case, defining |operator!=()| in addition to |operator==()| causes
3665 dnl ambiguity at compile-time. This test checks for that case.
3666 AC_CACHE_CHECK(whether standard template operator!=() is ambiguous,
3667 ac_cv_cpp_unambiguous_std_notequal,
3668 [AC_TRY_COMPILE([#include <algorithm>
3669 struct T1 {};
3670 int operator==(const T1&, const T1&) { return 0; }
3671 int operator!=(const T1&, const T1&) { return 0; }],
3672 [T1 a,b; return a != b;],
3673 ac_cv_cpp_unambiguous_std_notequal=unambiguous,
3674 ac_cv_cpp_unambiguous_std_notequal=ambiguous)])
3675 if test "$ac_cv_cpp_unambiguous_std_notequal" = unambiguous ; then
3676 AC_DEFINE(HAVE_CPP_UNAMBIGUOUS_STD_NOTEQUAL)
3677 fi
3678
3679
3680 AC_CACHE_CHECK(for C++ reinterpret_cast,
3681 ac_cv_cpp_reinterpret_cast,
3682 [AC_TRY_COMPILE(struct X { int i; };
3683 struct Y { int i; };,
3684 X x; X*const z = &x;Y*y = reinterpret_cast<Y*>(z);,
3685 ac_cv_cpp_reinterpret_cast=yes,
3686 ac_cv_cpp_reinterpret_cast=no)])
3687 if test "$ac_cv_cpp_reinterpret_cast" = yes ; then
3688 AC_DEFINE(HAVE_CPP_NEW_CASTS)
3689 fi
3690
3691 dnl See if a dynamic_cast to void* gives the most derived object.
3692 AC_CACHE_CHECK(for C++ dynamic_cast to void*,
3693 ac_cv_cpp_dynamic_cast_void_ptr,
3694 [AC_TRY_RUN([class X { int i; public: virtual ~X() { } };
3695 class Y { int j; public: virtual ~Y() { } };
3696 class Z : public X, public Y { int k; };
3697
3698 int main() {
3699 Z mdo;
3700 X *subx = (X*)&mdo;
3701 Y *suby = (Y*)&mdo;
3702 return !((((void*)&mdo != (void*)subx) &&
3703 ((void*)&mdo == dynamic_cast<void*>(subx))) ||
3704 (((void*)&mdo != (void*)suby) &&
3705 ((void*)&mdo == dynamic_cast<void*>(suby))));
3706 }],
3707 ac_cv_cpp_dynamic_cast_void_ptr=yes,
3708 ac_cv_cpp_dynamic_cast_void_ptr=no,
3709 ac_cv_cpp_dynamic_cast_void_ptr=no)])
3710 if test "$ac_cv_cpp_dynamic_cast_void_ptr" = yes ; then
3711 AC_DEFINE(HAVE_CPP_DYNAMIC_CAST_TO_VOID_PTR)
3712 fi
3713
3714
3715 dnl note that this one is reversed - if the test fails, then
3716 dnl we require implementations of unused virtual methods. Which
3717 dnl really blows because it means we'll have useless vtable
3718 dnl bloat.
3719 AC_CACHE_CHECK(whether C++ requires implementation of unused virtual methods,
3720 ac_cv_cpp_unused_required,
3721 [AC_TRY_LINK(class X {private: virtual void never_called();};,
3722 X x;,
3723 ac_cv_cpp_unused_required=no,
3724 ac_cv_cpp_unused_required=yes)])
3725 if test "$ac_cv_cpp_unused_required" = yes ; then
3726 AC_DEFINE(NEED_CPP_UNUSED_IMPLEMENTATIONS)
3727 fi
3728
3729
3730 dnl Some compilers have trouble comparing a constant reference to a templatized
3731 dnl class to zero, and require an explicit operator==() to be defined that takes
3732 dnl an int. This test separates the strong from the weak.
3733
3734 AC_CACHE_CHECK(for trouble comparing to zero near std::operator!=(),
3735 ac_cv_trouble_comparing_to_zero,
3736 [AC_TRY_COMPILE([#include <algorithm>
3737 template <class T> class Foo {};
3738 class T2;
3739 template <class T> int operator==(const T2*, const T&) { return 0; }