2 dnl Autoconf configuration for Apache httpd
4 dnl Use ./buildconf to produce a configure script
10 AC_CONFIG_HEADER(include/ap_config_auto.h)
11 AC_CONFIG_AUX_DIR(build)
13 dnl Absolute source/build directory
14 abs_srcdir=`(cd $srcdir && pwd)`
17 dnl Ensure that the httpd version is included
18 HTTPD_VERSION=`$abs_srcdir/build/get-version.sh all $abs_srcdir/include/ap_release.h AP_SERVER`
19 HTTPD_MMN=`$abs_srcdir/build/get-version.sh mmn $abs_srcdir/include/ap_mmn.h MODULE_MAGIC_NUMBER`
22 dnl # Include our own M4 macros along with those for APR and libtool
24 sinclude(build/apr_common.m4)
25 sinclude(build/find_apr.m4)
26 sinclude(build/find_apu.m4)
27 sinclude(acinclude.m4)
29 dnl Later versions of autoconf (>= 2.62) by default cause the produced
30 dnl configure script to emit at least warnings when it comes across unknown
31 dnl command line options. These versions also have the macro
32 dnl AC_DISABLE_OPTION_CHECKING defined which turns this off by default.
33 dnl We want to have this turned off here since our configure calls can
34 dnl contain options for APR / APR-UTIL configure that are unknown to us.
35 dnl So avoid confusing the user by turning this off. See also PR 45221.
36 ifdef([AC_DISABLE_OPTION_CHECKING], [AC_DISABLE_OPTION_CHECKING])
38 dnl XXX we can't just use AC_PREFIX_DEFAULT because that isn't subbed in
39 dnl by configure until it is too late. Is that how it should be or not?
40 dnl Something seems broken here.
41 AC_PREFIX_DEFAULT(/usr/local/apache2)
43 dnl Get the layout here, so we can pass the required variables to apr
44 APR_ENABLE_LAYOUT(Apache, [errordir iconsdir htdocsdir cgidir])
46 dnl reparse the configure arguments.
49 dnl export expanded and relative configure argument variables
50 APACHE_EXPORT_ARGUMENTS
52 dnl Save user-defined environment settings for later restoration
54 APR_SAVE_THE_ENVIRONMENT(CPPFLAGS)
55 APR_SAVE_THE_ENVIRONMENT(CFLAGS)
56 APR_SAVE_THE_ENVIRONMENT(CXXFLAGS)
57 APR_SAVE_THE_ENVIRONMENT(LDFLAGS)
58 APR_SAVE_THE_ENVIRONMENT(LIBS)
59 APR_SAVE_THE_ENVIRONMENT(INCLUDES)
61 dnl Generate ./config.nice for reproducing runs of configure
63 APR_CONFIG_NICE(config.nice)
67 dnl Check that mkdir -p works
68 APR_MKDIR_P_CHECK($top_srcdir/build/mkdir.sh)
70 dnl get an EGREP to use in the Makefiles
74 dnl ## Run configure for packages Apache uses
76 dnl shared library support for these packages doesn't currently
77 dnl work on some platforms
84 AC_MSG_NOTICE([Configuring Apache Portable Runtime library...])
87 AC_ARG_WITH(included-apr,
88 APACHE_HELP_STRING(--with-included-apr,Use bundled copies of APR/APR-Util))
90 if test "x$with_included_apr" = "xyes"; then
92 if test ! -d srclib/apr && test ! -d $srcdir/srclib/apr; then
93 AC_MSG_ERROR([Bundled APR requested but not found at ./srclib/. Please refer to the documentation on APR in the httpd INSTALL file.])
96 APR_FIND_APR("$srcdir/srclib/apr", "./srclib/apr", 1, 1 2, [
97 version=`$apr_config --version`
100 AC_MSG_WARN([APR version 1.4.0 or later is required, found $version])
108 if test "$apr_found" = "no"; then
109 AC_MSG_ERROR([APR not found. Please refer to the documentation on APR in the httpd INSTALL file.])
112 if test "$apr_found" = "reconfig"; then
113 APR_SUBDIR_CONFIG(srclib/apr,
114 [$apache_apr_flags --prefix=$prefix --exec-prefix=$exec_prefix --libdir=$libdir --includedir=$includedir --bindir=$bindir --datadir=$datadir --with-installbuilddir=$installbuilddir],
115 [--enable-layout=*|\'--enable-layout=*])
116 dnl We must be the first to build and the last to be cleaned
117 AP_BUILD_SRCLIB_DIRS="apr $AP_BUILD_SRCLIB_DIRS"
118 AP_CLEAN_SRCLIB_DIRS="$AP_CLEAN_SRCLIB_DIRS apr"
120 dnl We have to find apr-N-config when we reconfigure APR.
121 for majorver in 1 2; do
122 test_apr_config="./srclib/apr/apr-${majorver}-config"
123 if test -f "$test_apr_config"; then
124 apr_config="$test_apr_config"
129 APR_SETIFNULL(CC, `$apr_config --cc`)
130 APR_SETIFNULL(CPP, `$apr_config --cpp`)
131 APR_ADDTO(CFLAGS, `$apr_config --cflags`)
132 APR_ADDTO(CPPFLAGS, `$apr_config --cppflags`)
133 dnl internal-only CPPFLAGS (shouldn't affect third-party module builds)
135 APR_ADDTO(LDFLAGS, `$apr_config --ldflags`)
136 SHLIBPATH_VAR=`$apr_config --shlib-path-var`
137 APR_BINDIR=`$apr_config --bindir`
138 APR_INCLUDEDIR=`$apr_config --includedir`
139 APR_INCLUDES=`$apr_config --includes`
140 APR_VERSION=`$apr_config --version`
141 apr_major_version=`echo ${APR_VERSION} | sed 's,\..*,,'`
142 APR_CONFIG="$APR_BINDIR/apr-${apr_major_version}-config"
145 AC_MSG_NOTICE([Configuring Apache Portable Runtime Utility library...])
148 if test "x${apr_major_version}" = "x2"; then
150 elif test "x$with_included_apr" = "xyes"; then
152 if test ! -d srclib/apr-util && test ! -d $srcdir/srclib/apr-util; then
153 AC_MSG_ERROR([Bundled APR-Util requested but not found at ./srclib/. Please refer to the documentation on APR in the httpd INSTALL file.])
156 dnl If httpd is buildconf'ed against an apr 2.x tree, then 1.x
158 ifdef([APR_FIND_APU], [
159 APR_FIND_APU("$srcdir/srclib/apr-util", "./srclib/apr-util",
160 1, ${apr_major_version})
164 if test "$apu_found" = "no"; then
165 AC_MSG_ERROR([APR-util not found. Please refer to the documentation on APR in the httpd INSTALL file.])
168 # Catch some misconfigurations:
169 case ${apr_found}.${apu_found} in
171 AC_MSG_ERROR([Cannot use an external APR-util with the bundled APR])
174 AC_MSG_ERROR([Cannot use an external APR with the bundled APR-util])
178 if test "$apu_found" = "reconfig"; then
179 APR_SUBDIR_CONFIG(srclib/apr-util,
180 [--with-apr=../apr --prefix=$prefix --exec-prefix=$exec_prefix --libdir=$libdir --includedir=$includedir --bindir=$bindir],
181 [--enable-layout=*|\'--enable-layout=*])
182 dnl We must be the last to build and the first to be cleaned
183 AP_BUILD_SRCLIB_DIRS="$AP_BUILD_SRCLIB_DIRS apr-util"
184 AP_CLEAN_SRCLIB_DIRS="apr-util $AP_CLEAN_SRCLIB_DIRS"
185 dnl APR and APR-Util major versions must match
186 apu_config="./srclib/apr-util/apu-${apr_major_version}-config"
189 if test "$apu_found" = "obsolete"; then
190 AC_MSG_NOTICE([APR-util obsoleted, woohoo])
192 APR_ADDTO(LDFLAGS, `$apu_config --ldflags`)
193 APU_BINDIR=`$apu_config --bindir`
194 APU_INCLUDEDIR=`$apu_config --includedir`
195 APU_INCLUDES=`$apu_config --includes`
196 APU_VERSION=`$apu_config --version`
197 APU_CONFIG="$APU_BINDIR/apu-`echo ${APU_VERSION} | sed 's,\..*,,'`-config"
200 dnl In case we picked up CC and CPP from APR, get that info into the
201 dnl config cache so that PCRE uses it. Otherwise, CC and CPP used for
202 dnl PCRE and for our config tests will be whatever PCRE determines.
206 dnl Try to get c99 support for variadic macros
207 ifdef([AC_PROG_CC_C99], [AC_PROG_CC_C99])
209 dnl In case of cross compilation we set CC_FOR_BUILD to cc unless
210 dnl we got already CC_FOR_BUILD from environment.
211 if test "x${build_alias}" != "x${host_alias}"; then
212 if test "x${CC_FOR_BUILD}" = "x"; then
217 if test "x${cache_file}" = "x/dev/null"; then
218 # Likewise, ensure that CC and CPP are passed through to the pcre
219 # configure script iff caching is disabled (the autoconf 2.5x default).
220 export CC; export CPP
224 APACHE_HELP_STRING(--with-pcre=PATH,Use external PCRE library))
225 if test "x$with_pcre" = "x" || test "$with_pcre" = "yes"; then
227 else if which $with_pcre 2>/dev/null; then :; else
228 with_pcre="$with_pcre/bin:$with_pcre"
232 AC_CHECK_TARGET_TOOLS(PCRE_CONFIG, [pcre2-config pcre-config],
233 [`which $with_pcre 2>/dev/null`], $with_pcre)
235 if test "x$PCRE_CONFIG" != "x"; then
236 if $PCRE_CONFIG --version >/dev/null 2>&1; then :; else
237 AC_MSG_ERROR([Did not find working script at $PCRE_CONFIG])
239 case `$PCRE_CONFIG --version` in
241 AC_DEFINE(HAVE_PCRE2, 1, [Detected PCRE2])
244 AC_MSG_ERROR([Need at least pcre version 6.7])
247 AC_MSG_ERROR([Need at least pcre version 6.7])
250 AC_MSG_NOTICE([Using external PCRE library from $PCRE_CONFIG])
251 APR_ADDTO(PCRE_INCLUDES, [`$PCRE_CONFIG --cflags`])
252 APR_ADDTO(PCRE_LIBS, [`$PCRE_CONFIG --libs8 2>/dev/null || $PCRE_CONFIG --libs`])
253 APR_ADDTO(HTTPD_LIBS, [\$(PCRE_LIBS)])
255 AC_MSG_ERROR([pcre(2)-config for libpcre not found. PCRE is required and available from http://pcre.org/])
257 APACHE_SUBST(PCRE_LIBS)
260 AC_MSG_NOTICE([Configuring Apache httpd...])
263 dnl If the source dir is not equal to the build dir,
264 dnl then we are running in VPATH mode.
266 APR_ADDTO(INCLUDES, [-I.])
268 if test "$abs_builddir" != "$abs_srcdir"; then
269 APR_ADDTO(INCLUDES, [-I\$(top_builddir)/include])
272 APR_ADDTO(INCLUDES, [-I\$(top_srcdir)/os/\$(OS_DIR) -I\$(top_srcdir)/include])
274 # apr/apr-util --includes may pick up system paths for dependent
275 # libraries, so ensure these are later in INCLUDES than local source
277 APR_ADDTO(INCLUDES, $APR_INCLUDES)
278 APR_ADDTO(INCLUDES, $APU_INCLUDES)
280 dnl Add in path to PCRE includes
281 APR_ADDTO(INCLUDES, $PCRE_INCLUDES)
283 save_CPPFLAGS="$CPPFLAGS"
284 CPPFLAGS="$CPPFLAGS $PCRE_INCLUDES"
295 ],pcre_have_dupnames=yes,pcre_have_dupnames=no)
296 if test "$pcre_have_dupnames" != "yes"; then
297 AC_MSG_ERROR([pcre version does not support PCRE_DUPNAMES])
299 CPPFLAGS="$save_CPPFLAGS"
302 AC_MSG_NOTICE([Applying OS-specific hints for httpd...])
307 # Use a custom made libtool replacement
308 echo "using aplibtool"
309 LIBTOOL="$abs_srcdir/srclib/apr/build/aplibtool"
310 SH_LIBTOOL="$LIBTOOL --shared --export-all"
311 SH_LIBS="\$(ALL_LIBS)"
312 CORE_IMPLIB_FILE="ApacheCoreOS2.la"
313 CORE_IMPLIB="$abs_srcdir/server/$CORE_IMPLIB_FILE"
315 other_targets="$other_targets os2core"
316 INSTALL_PROG_FLAGS="-e .exe"
321 if test "x$LTFLAGS" = "x"; then
324 my_libtool=`$apr_config --apr-libtool`
325 LIBTOOL="$my_libtool \$(LTFLAGS)"
326 libtoolversion=`$my_libtool --version`
327 case $libtoolversion in
328 *1.[[45]]* | *[[2-9]].[[0-9]]*)
329 SH_LIBTOOL='$(LIBTOOL)'
330 SHLTCFLAGS="-prefer-pic"
331 LTCFLAGS="-prefer-non-pic -static"
334 SH_LIBTOOL='$(SHELL) $(top_builddir)/shlibtool $(LTFLAGS)'
341 APACHE_SUBST(SHLTCFLAGS)
342 APACHE_SUBST(LTCFLAGS)
346 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
349 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
353 # Unserialized accept() was not recommended until Linux 2.2.
354 [[01]].* | 2.[[01]]* )
357 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
361 *486-*-bsdi* | *-netbsd* | *-freebsd* | *-apple-darwin* | *-dec-osf* | *-qnx)
362 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
365 dnl This is a hack -- we should be using AC_TRY_RUN instead
366 ap_platform_runtime_link_flag="-R"
367 dnl solaris 8 and above don't have a thundering herd
368 dnl not sure about rev's before this one.
373 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
378 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
381 APR_ADDTO(INTERNAL_CPPFLAGS, [-DAP_DECLARE_EXPORT])
382 APR_ADDTO(INTERNAL_CPPFLAGS, [-DAPREQ_DECLARE_EXPORT])
383 APR_SETIFNULL(ac_cv_func_times, [no])
384 APR_SETIFNULL(ac_cv_func_getpwnam, [no])
385 APR_SETIFNULL(ac_cv_func_getgrnam, [no])
388 aixver=`echo $host | sed 's/^[[^0-9]]*//' | sed 's/\.//g'`
389 if test $aixver -ge 4320; then
390 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
394 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
398 APR_SETVAR(AP_NONBLOCK_WHEN_MULTI_LISTEN, [1])
401 dnl Process command line arguments. This is done early in the process so the
402 dnl user can get feedback quickly in case of an error.
404 dnl ### need to move some of the arguments "up here"
406 dnl ## Check for programs
409 AC_PATH_PROG(PKGCONFIG, pkg-config)
410 AC_PATH_PROG(RSYNC, rsync)
413 AC_CHECK_TOOL(RANLIB, ranlib, true)
414 dnl AC_PATH_PROG(PERL_PATH, perl)
415 AC_CHECK_PROGS(LYNX_PATH,[lynx links elinks], [lynx])
417 # Hard-coded install programs
418 MKINSTALLDIRS="\$(abs_srcdir)/build/mkdir.sh"
419 INSTALL="\$(LIBTOOL) --mode=install \$(abs_srcdir)/build/install.sh -c"
420 APACHE_SUBST(MKINSTALLDIRS)
421 APACHE_SUBST(INSTALL)
423 dnl Various OS checks that apparently set required flags
424 ifdef([AC_USE_SYSTEM_EXTENSIONS], [
425 AC_USE_SYSTEM_EXTENSIONS
433 # Ensure that satisfactory versions of apr and apr-util are
434 # found if external copies are configured.
435 if test "${apr_found}" = "yes"; then
436 # Require at least APR 1.3.x otherwise fail
437 APACHE_CHECK_APxVER([apr], 1, 3)
440 if test "${apu_found}" = "yes"; then
441 # Require at least APR-util 1.3.x otherwise fail
442 if test "${apr_found}" = "yes"; then
443 # we need to add the APR includes to CPPFLAGS
444 apu_ckver_CPPFLAGS="$CPPFLAGS"
445 CPPFLAGS="$CPPFLAGS `$apr_config --includes`"
446 APACHE_CHECK_APxVER([apu], 1, 3)
447 CPPFLAGS="$apu_ckver_CPPFLAGS"
449 APACHE_CHECK_APxVER([apu], 1, 3)
453 dnl Check for what we can generate dependency files with
456 dnl ## Check for libraries
458 dnl ## Check for header files
460 dnl I think these are just used all over the place, so just check for
461 dnl them at the base of the tree. If some are specific to a single
462 dnl directory, they should be moved (Comment #Spoon)
464 dnl Regarding standard header files: AC_HEADER_STDC doesn't set symbols
465 dnl HAVE_STRING_H, HAVE_STDLIB_H, etc., so those are checked for
466 dnl explicitly so that the normal HAVE_xxx_H symbol is defined.
485 dnl ## Check for typedefs, structures, and compiler characteristics.
489 dnl ## Check for library functions
490 dnl ## sqrt() only needed in support/ab.c
493 AC_SEARCH_LIBS(sqrt, m)
495 APACHE_SUBST(MATH_LIBS)
500 AC_SEARCH_LIBS(crypt, crypt)
502 APACHE_SUBST(CRYPT_LIBS)
505 dnl See Comment #Spoon
519 dnl confirm that a void pointer is large enough to store a long integer
520 APACHE_CHECK_VOID_PTR_LEN
522 AC_CACHE_CHECK([for gettid()], ac_cv_gettid,
523 [AC_TRY_RUN(#define _GNU_SOURCE
525 #include <sys/syscall.h>
526 #include <sys/types.h>
527 int main(int argc, char **argv) {
528 pid_t t = syscall(SYS_gettid); return t == -1 ? 1 : 0; },
529 [ac_cv_gettid=yes], [ac_cv_gettid=no], [ac_cv_gettid=no])])
530 if test "$ac_cv_gettid" = "yes"; then
531 AC_DEFINE(HAVE_GETTID, 1, [Define if you have gettid()])
534 dnl ## Check for the tm_gmtoff field in struct tm to get the timezone diffs
535 AC_CACHE_CHECK([for tm_gmtoff in struct tm], ac_cv_struct_tm_gmtoff,
536 [AC_TRY_COMPILE([#include <sys/types.h>
537 #include <time.h>], [struct tm tm; tm.tm_gmtoff;],
538 ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no)])
539 if test "$ac_cv_struct_tm_gmtoff" = "yes"; then
540 AC_DEFINE(HAVE_GMTOFF, 1, [Define if struct tm has a tm_gmtoff field])
545 dnl ## Set up any appropriate OS-specific environment variables for apachectl
549 # for 32-bit builds, increase MAXDATA to allow lots of threads
550 if test x$OBJECT_MODE != x64; then
551 OS_SPECIFIC_VARS="LDR_CNTRL=\"MAXDATA=0x80000000\" ; export LDR_CNTRL ;"
553 OS_SPECIFIC_VARS="$OS_SPECIFIC_VARS AIXTHREAD_SCOPE=S ; export AIXTHREAD_SCOPE"
554 OS_SPECIFIC_VARS="$OS_SPECIFIC_VARS ; AIXTHREAD_MUTEX_DEBUG=OFF ; export AIXTHREAD_MUTEX_DEBUG"
555 OS_SPECIFIC_VARS="$OS_SPECIFIC_VARS ; AIXTHREAD_RWLOCK_DEBUG=OFF ; export AIXTHREAD_RWLOCK_DEBUG"
556 OS_SPECIFIC_VARS="$OS_SPECIFIC_VARS ; AIXTHREAD_COND_DEBUG=OFF ; export AIXTHREAD_COND_DEBUG"
557 OS_SPECIFIC_VARS="$OS_SPECIFIC_VARS ; SPINLOOPTIME=1000 ; export SPINLOOPTIME"
558 OS_SPECIFIC_VARS="$OS_SPECIFIC_VARS ; YIELDLOOPTIME=8 ; export YIELDLOOPTIME"
559 OS_SPECIFIC_VARS="$OS_SPECIFIC_VARS ; MALLOCMULTIHEAP=considersize,heaps:8 ; export MALLOCMULTIHEAP"
562 OS_SPECIFIC_VARS="export _CEE_RUNOPTS=\"STACK(,,ANY)\" ; export _EDC_ADD_ERRNO2=1"
568 AC_ARG_WITH(port,APACHE_HELP_STRING(--with-port=PORT,Port on which to listen (default is 80)),
569 [if test "$withval" = "yes"; then AC_MSG_ERROR('option --with-port requires a value (the TCP port number)'); else PORT="$withval"; fi],
572 AC_ARG_WITH(sslport,APACHE_HELP_STRING(--with-sslport=SSLPORT,Port on which to securelisten (default is 443)),
573 [if test "$withval" = "yes"; then AC_MSG_ERROR('option --with-sslport requires a value (the SSL TCP port number)'); else SSLPORT="$withval"; fi],
577 AC_ARG_ENABLE(dtrace,APACHE_HELP_STRING(--enable-dtrace,Enable DTrace probes),
579 enable_dtrace=$enableval
580 if test "$enableval" = "yes"; then
581 APR_ADDTO(CPPFLAGS, -DAPR_DTRACE_PROVIDER)
582 AC_MSG_ERROR('DTrace Support in the build system is not complete. Patches Welcome!')
589 dnl Disabled dtrace build for now.
594 if test $enable_dtrace = "yes" -a "$ac_cv_header_sys_sdt_h" = "yes"; then
595 AC_DEFINE(AP_ENABLE_DTRACE, 1,
596 [Enable DTrace probes])
597 DTRACE="/usr/sbin/dtrace $DTRACEFLAGS"
598 test -f include/apache_probes.h || $DTRACE -h -s apache_probes.d -o include/apache_probes.h
605 AC_ARG_ENABLE(hook-probes,APACHE_HELP_STRING(--enable-hook-probes,Enable APR hook probes),
607 if test "$enableval" = "yes"; then
608 AC_DEFINE(AP_HOOK_PROBES_ENABLED, 1,
609 [Enable the APR hook probes capability, reading from ap_hook_probes.h])
610 APR_ADDTO(INTERNAL_CPPFLAGS, -DAP_HOOK_PROBES_ENABLED)
614 AC_ARG_ENABLE(exception-hook,APACHE_HELP_STRING(--enable-exception-hook,Enable fatal exception hook),
616 if test "$enableval" = "yes"; then
617 AC_DEFINE(AP_ENABLE_EXCEPTION_HOOK, 1,
618 [Allow modules to run hook after a fatal exception])
622 AC_ARG_ENABLE(load-all-modules,APACHE_HELP_STRING(--enable-load-all-modules,Load all modules),
624 LOAD_ALL_MODULES=$enableval
625 AC_MSG_NOTICE([Setting "LOAD_ALL_MODULES" to $LOAD_ALL_MODULES])
628 LOAD_ALL_MODULES="no"
631 AC_ARG_ENABLE(maintainer-mode,APACHE_HELP_STRING(--enable-maintainer-mode,Turn on debugging and compile time warnings and load all compiled modules),
633 if test "$enableval" = "yes"; then
634 APR_ADDTO(NOTEST_CPPFLAGS, -DAP_DEBUG)
635 if test "$GCC" = "yes"; then
636 APACHE_ADD_GCC_CFLAG([-std=c89])
637 APACHE_ADD_GCC_CFLAG([-Werror])
638 APACHE_ADD_GCC_CFLAG([-Wall])
639 APACHE_ADD_GCC_CFLAG([-Wstrict-prototypes])
640 APACHE_ADD_GCC_CFLAG([-Wmissing-prototypes])
641 APACHE_ADD_GCC_CFLAG([-Wmissing-declarations])
642 APACHE_ADD_GCC_CFLAG([-Wdeclaration-after-statement])
643 APACHE_ADD_GCC_CFLAG([-Wpointer-arith])
644 APACHE_ADD_GCC_CFLAG([-Wformat])
645 APACHE_ADD_GCC_CFLAG([-Wformat-security])
646 APACHE_ADD_GCC_CFLAG([-Wunused])
647 elif test "$AIX_XLC" = "yes"; then
648 APR_ADDTO(NOTEST_CFLAGS,-qfullpath -qinitauto=FE -qcheck=all -qinfo=pro)
650 if test "x$enable_load_all_modules" = "x"; then
652 AC_MSG_NOTICE([Maintainer mode setting "LOAD_ALL_MODULES" to $LOAD_ALL_MODULES])
654 if test "x$enable_bucketeer" = "x"; then
656 AC_MSG_NOTICE([Maintainer mode setting "enable_bucketeer" to yes])
661 AC_ARG_ENABLE(debugger-mode,APACHE_HELP_STRING(--enable-debugger-mode,Turn on debugging and compile time warnings and turn off optimization),
663 if test "$enableval" = "yes"; then
664 APR_ADDTO(NOTEST_CPPFLAGS, -DAP_DEBUG)
665 if test "$GCC" = "yes"; then
666 APACHE_ADD_GCC_CFLAG([-O0])
667 APACHE_ADD_GCC_CFLAG([-Wall])
668 APACHE_ADD_GCC_CFLAG([-Wstrict-prototypes])
669 APACHE_ADD_GCC_CFLAG([-Wmissing-prototypes])
670 APACHE_ADD_GCC_CFLAG([-Wmissing-declarations])
671 APACHE_ADD_GCC_CFLAG([-Wdeclaration-after-statement])
672 APACHE_ADD_GCC_CFLAG([-Werror=declaration-after-statement])
673 APACHE_ADD_GCC_CFLAG([-Wpointer-arith])
674 APACHE_ADD_GCC_CFLAG([-Wformat])
675 APACHE_ADD_GCC_CFLAG([-Wformat-security])
676 APACHE_ADD_GCC_CFLAG([-Werror=format-security])
677 elif test "$AIX_XLC" = "yes"; then
678 APR_ADDTO(NOTEST_CFLAGS,-qfullpath -qinitauto=FE -qcheck=all -qinfo=pro)
683 dnl Conditionally enable PIE support for GNU toolchains.
684 AC_ARG_ENABLE(pie,APACHE_HELP_STRING(--enable-pie,Build httpd as a Position Independent Executable))
685 if test "$enable_pie" = "yes"; then
686 AC_CACHE_CHECK([whether $CC accepts PIE flags], [ap_cv_cc_pie], [
688 save_LDFLAGS=$LDFLAGS
689 CFLAGS="$CFLAGS -fPIE"
690 LDFLAGS="$LDFLAGS -pie"
691 AC_TRY_RUN([static int foo[30000]; int main () { return 0; }],
692 [ap_cv_cc_pie=yes], [ap_cv_cc_pie=no], [ap_cv_cc_pie=yes])
694 LDFLAGS=$save_LDFLAGS
696 if test "$ap_cv_cc_pie" = "yes"; then
700 AC_ERROR([--enable-pie requested but $CC failed using PIE flags])
703 APACHE_SUBST(PICFLAGS)
704 APACHE_SUBST(PILDFLAGS)
706 AC_ARG_WITH(valgrind,
707 [ --with-valgrind[[=DIR]] Enable code to reduce valgrind false positives
708 (optionally: set path to valgrind headers) ],
709 [ if test "$withval" != no; then
710 if test "$withval" = yes; then
711 withval=/usr/include/valgrind
713 APR_ADDTO(CPPFLAGS, -I$withval)
714 AC_CHECK_HEADERS(valgrind.h memcheck.h)
715 APR_IFALLYES(header:valgrind.h header:memcheck.h,
716 [AC_DEFINE(HAVE_VALGRIND, 1, [Compile in valgrind support]) ],
717 [AC_MSG_ERROR(valgrind headers not found) ]
722 dnl Enable the unit test executable if Check is installed.
723 dnl TODO: at the moment, only pkg-config discovery is supported.
724 AC_MSG_CHECKING([for Check to enable unit tests])
725 if test "x$PKGCONFIG" != "x" && `$PKGCONFIG --atleast-version='0.9.12' check`; then
726 UNITTEST_CFLAGS=`$PKGCONFIG --cflags check`
727 UNITTEST_LIBS=`$PKGCONFIG --libs check`
728 other_targets="$other_targets test/httpdunit"
734 APACHE_SUBST(UNITTEST_CFLAGS)
735 APACHE_SUBST(UNITTEST_LIBS)
738 prefix="$orig_prefix"
739 APACHE_ENABLE_MODULES
741 dnl reading config stubs
742 esyscmd(./build/config-stubs .)
744 APACHE_SUBST(progname)
747 APACHE_SUBST(BUILTIN_LIBS)
748 APACHE_SUBST(SHLIBPATH_VAR)
749 APACHE_SUBST(OS_SPECIFIC_VARS)
750 APACHE_SUBST(HTTPD_LIBS)
752 PRE_SHARED_CMDS='echo ""'
753 POST_SHARED_CMDS='echo ""'
755 dnl apache_need_shared tells us if Apache modules are being built as DSOs
757 if test "$apache_need_shared" = "yes"; then
758 if test -f $ac_aux_dir/ltconfig; then
759 $SHELL $ac_aux_dir/ltconfig --output=shlibtool --disable-static --srcdir=$ac_aux_dir --cache-file=./config.cache $ac_aux_dir/ltmain.sh
761 shared_build="shared-build"
764 dnl enable_so tells us if *any* modules can be built as DSOs
766 if test "$enable_so" = "yes" -o "$enable_so" = "static"; then
769 APR_ADDTO(HTTPD_LDFLAGS, [-Wl,-uXML_Parse -Wl,-bE:$abs_builddir/server/httpd.exp])
770 APR_ADDTO(SH_LDFLAGS, [\$(EXTRA_LDFLAGS) \$(EXTRA_LIBS)])
771 APR_ADDTO(UTIL_LDFLAGS, [-Wl,-uXML_Parse])
774 APR_ADDTO(HTTPD_LDFLAGS, [--main=$abs_srcdir/server/main.o --core-dll=$abs_srcdir/apachecore.dll])
775 APR_ADDTO(SH_LDFLAGS, [--core-dll=$abs_srcdir/apachecore.dll])
779 AC_SUBST(MOD_SO_ENABLED)
781 APACHE_SUBST(PRE_SHARED_CMDS)
782 APACHE_SUBST(POST_SHARED_CMDS)
783 APACHE_SUBST(shared_build)
785 AC_ARG_WITH(program-name,
786 APACHE_HELP_STRING(--with-program-name,alternate executable name),[
787 progname="$withval" ], [
791 AC_ARG_WITH(suexec-bin,
792 APACHE_HELP_STRING(--with-suexec-bin,Path to suexec binary),[
793 AC_DEFINE_UNQUOTED(SUEXEC_BIN, "$withval", [Path to suexec binary] )
796 AC_ARG_WITH(suexec-caller,
797 APACHE_HELP_STRING(--with-suexec-caller,User allowed to call SuExec),[
798 AC_DEFINE_UNQUOTED(AP_HTTPD_USER, "$withval", [User allowed to call SuExec] ) ] )
800 AC_ARG_WITH(suexec-userdir,
801 APACHE_HELP_STRING(--with-suexec-userdir,User subdirectory),[
802 AC_DEFINE_UNQUOTED(AP_USERDIR_SUFFIX, "$withval", [User subdirectory] ) ] )
804 AC_ARG_WITH(suexec-docroot,
805 APACHE_HELP_STRING(--with-suexec-docroot,SuExec root directory),[
806 AC_DEFINE_UNQUOTED(AP_DOC_ROOT, "$withval", [SuExec root directory] ) ] )
808 AC_ARG_WITH(suexec-uidmin,
809 APACHE_HELP_STRING(--with-suexec-uidmin,Minimal allowed UID),[
810 AC_DEFINE_UNQUOTED(AP_UID_MIN, $withval, [Minimum allowed UID] ) ] )
812 AC_ARG_WITH(suexec-gidmin,
813 APACHE_HELP_STRING(--with-suexec-gidmin,Minimal allowed GID),[
814 AC_DEFINE_UNQUOTED(AP_GID_MIN, $withval, [Minimum allowed GID] ) ] )
816 AC_ARG_WITH(suexec-logfile,
817 APACHE_HELP_STRING(--with-suexec-logfile,Set the logfile),[
818 if test "x$withval" = "xyes"; then
819 AC_MSG_ERROR([log filename required for --with-suexec-logfile option])
820 elif test "x$withval" != "xno"; then
821 AC_DEFINE_UNQUOTED(AP_LOG_EXEC, "$withval", [SuExec log file])
825 AC_ARG_WITH(suexec-syslog,
826 APACHE_HELP_STRING(--with-suexec-syslog,Use syslog for suexec logging),[
827 if test $withval = "yes"; then
828 if test "x${with_suexec_logfile}" != "xno"; then
829 AC_MSG_NOTICE([hint: use "--without-suexec-logfile --with-suexec-syslog"])
830 AC_MSG_ERROR([suexec does not support both logging to file and syslog])
832 AC_CHECK_FUNCS([vsyslog], [], [
833 AC_MSG_ERROR([cannot support syslog from suexec without vsyslog()])])
834 AC_DEFINE(AP_LOG_SYSLOG, 1, [SuExec log to syslog])
839 AC_ARG_WITH(suexec-safepath,
840 APACHE_HELP_STRING(--with-suexec-safepath,Set the safepath),[
841 AC_DEFINE_UNQUOTED(AP_SAFE_PATH, "$withval", [safe shell path for SuExec] ) ] )
843 AC_ARG_WITH(suexec-umask,
844 APACHE_HELP_STRING(--with-suexec-umask,umask for suexec'd process),[
845 AC_DEFINE_UNQUOTED(AP_SUEXEC_UMASK, 0$withval, [umask for suexec'd process] ) ] )
847 INSTALL_SUEXEC=setuid
848 AC_ARG_ENABLE([suexec-capabilities],
849 APACHE_HELP_STRING(--enable-suexec-capabilities,Use Linux capability bits not setuid root suexec), [
850 if test "$enableval" = "yes"; then
852 AC_DEFINE(AP_SUEXEC_CAPABILITIES, 1,
853 [Enable if suexec is installed with Linux capabilities, not setuid])
856 APACHE_SUBST(INSTALL_SUEXEC)
858 dnl APR should go after the other libs, so the right symbols can be picked up
859 if test x${apu_found} != xobsolete; then
860 AP_LIBS="$AP_LIBS `$apu_config --avoid-ldap --link-libtool --libs`"
862 AP_LIBS="$AP_LIBS `$apr_config --link-libtool --libs`"
863 APACHE_SUBST(AP_LIBS)
864 APACHE_SUBST(AP_BUILD_SRCLIB_DIRS)
865 APACHE_SUBST(AP_CLEAN_SRCLIB_DIRS)
867 AC_DEFINE(AP_USING_AUTOCONF, 1,
868 [Using autoconf to configure Apache])
870 if test "$SINGLE_LISTEN_UNSERIALIZED_ACCEPT" = "1"; then
871 AC_DEFINE(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, 1,
872 [This platform doesn't suffer from the thundering herd problem])
875 if test "$AP_NONBLOCK_WHEN_MULTI_LISTEN" = "1"; then
876 AC_DEFINE(AP_NONBLOCK_WHEN_MULTI_LISTEN, 1,
877 [Listening sockets are non-blocking when there are more than 1])
880 APR_CHECK_APR_DEFINE(APR_HAVE_IPV6)
882 AC_ARG_ENABLE(v4-mapped,APACHE_HELP_STRING(--enable-v4-mapped,Allow IPv6 sockets to handle IPv4 connections),
891 *freebsd*|*netbsd*|*openbsd*)
898 if ap_mpm_is_enabled winnt; then
899 dnl WinNT MPM doesn't support this.
904 if test $v4mapped = "yes" -a $ac_cv_define_APR_HAVE_IPV6 = "yes"; then
905 AC_DEFINE(AP_ENABLE_V4_MAPPED, 1,
906 [Allow IPv4 connections on IPv6 listening sockets])
909 AC_ARG_ENABLE(bsd-makefiles,APACHE_HELP_STRING(--enable-bsd-makefiles,use BSD Makefile syntax),
911 FORCE_BSD_MAKEFILE=$enableval
912 AC_MSG_NOTICE([Setting "FORCE_BSD_MAKEFILE" to $FORCE_BSD_MAKEFILE])
915 FORCE_BSD_MAKEFILE="auto"
918 AC_ARG_WITH([test-suite],
919 APACHE_HELP_STRING([--with-test-suite=PATH], [enable in-tree 'make check' with the given Apache::Test suite location]),
921 if test "x$withval" = "xyes"; then
922 AC_MSG_ERROR([option --with-test-suite requires a directory]);
924 test -f "$withval/Makefile.PL" || AC_MSG_ERROR([--with-test-suite directory $withval does not contain the expected Makefile.PL])
925 TEST_SUITE_LOCATION="$withval"
928 [ TEST_SUITE_LOCATION="no" ]
931 APACHE_SUBST(TEST_SUITE_LOCATION)
933 APACHE_FAST_OUTPUT(Makefile modules/Makefile srclib/Makefile)
934 APACHE_FAST_OUTPUT(os/Makefile server/Makefile)
935 APACHE_FAST_OUTPUT(support/Makefile)
937 if test -d ./test; then
938 APACHE_FAST_OUTPUT(test/Makefile)
941 dnl ## Finalize the variables
943 AC_MSG_NOTICE([Restore user-defined environment settings...])
946 APACHE_CONF_SEL_CC=${CC}
947 APACHE_CONF_SEL_CFLAGS="${CFLAGS} ${EXTRA_CFLAGS} ${NOTEST_CFLAGS}"
948 APACHE_CONF_SEL_CPPFLAGS="${CPPFLAGS} ${EXTRA_CPPFLAGS} ${NOTEST_CPPFLAGS}"
949 APACHE_CONF_SEL_LDFLAGS="${LDFLAGS} ${EXTRA_LDFLAGS} ${NOTEST_LDFLAGS}"
950 APACHE_CONF_SEL_LIBS="${LIBS} ${EXTRA_LIBS} ${NOTEST_LIBS}"
951 APACHE_CONF_SEL_CPP=${CPP}
953 APR_RESTORE_THE_ENVIRONMENT(CPPFLAGS, EXTRA_)
954 APR_RESTORE_THE_ENVIRONMENT(CFLAGS, EXTRA_)
955 APR_RESTORE_THE_ENVIRONMENT(CXXFLAGS, EXTRA_)
956 APR_RESTORE_THE_ENVIRONMENT(LDFLAGS, EXTRA_)
957 APR_RESTORE_THE_ENVIRONMENT(LIBS, EXTRA_)
958 APR_RESTORE_THE_ENVIRONMENT(INCLUDES, EXTRA_)
961 AC_MSG_NOTICE([Construct makefiles and header files...])
964 APACHE_GEN_CONFIG_VARS
966 dnl ## Build modules.c
968 echo $MODLIST | $AWK -f $srcdir/build/build-modules-c.awk > modules.c
970 APR_EXPAND_VAR(ap_prefix, $prefix)
971 AC_DEFINE_UNQUOTED(HTTPD_ROOT, "${ap_prefix}",
972 [Root directory of the Apache install area])
973 AC_DEFINE_UNQUOTED(SERVER_CONFIG_FILE, "${rel_sysconfdir}/${progname}.conf",
974 [Location of the config file, relative to the Apache root directory])
975 AC_DEFINE_UNQUOTED(AP_TYPES_CONFIG_FILE, "${rel_sysconfdir}/mime.types",
976 [Location of the MIME types config file, relative to the Apache root directory])
978 perlbin=`$ac_aux_dir/PrintPath perl`
979 if test "x$perlbin" = "x"; then
980 perlbin="/replace/with/path/to/perl/interpreter"
984 dnl If we are running on a BSD variant, see if we need to use the BSD .include syntax.
986 ap_make_include=include
990 ap_make_delimiter=' '
991 if test "x$FORCE_BSD_MAKEFILE" = "xno"; then
993 elif test "x$FORCE_BSD_MAKEFILE" = "xyes"; then
998 # Check whether they've installed GNU make
999 if make --version > /dev/null 2>&1; then
1001 elif gmake --version > /dev/null 2>&1; then
1012 if test "x$BSD_MAKEFILE" = "xyes"; then
1013 ap_make_include=.include
1014 ap_make_ifdef=.ifdef
1016 ap_make_endif=.endif
1017 ap_make_delimiter='"'
1019 AC_MSG_NOTICE([using BSD Makefile syntax... $BSD_MAKEFILE])
1021 AC_SUBST(ap_make_include)
1022 AC_SUBST(ap_make_ifdef)
1023 AC_SUBST(ap_make_else)
1024 AC_SUBST(ap_make_endif)
1025 AC_SUBST(ap_make_delimiter)
1027 dnl Ensure that docs/conf is created.
1028 test -d docs/conf||$mkdir_p docs/conf
1030 AC_CONFIG_FILES(docs/conf/httpd.conf docs/conf/extra/httpd-autoindex.conf docs/conf/extra/httpd-dav.conf docs/conf/extra/httpd-default.conf docs/conf/extra/httpd-info.conf docs/conf/extra/httpd-languages.conf docs/conf/extra/httpd-manual.conf docs/conf/extra/httpd-mpm.conf docs/conf/extra/httpd-multilang-errordoc.conf docs/conf/extra/httpd-policy.conf docs/conf/extra/httpd-ssl.conf docs/conf/extra/httpd-userdir.conf docs/conf/extra/httpd-vhosts.conf docs/conf/extra/proxy-html.conf include/ap_config_layout.h support/apxs support/apachectl support/dbmmanage support/envvars-std support/log_server_status support/logresolve.pl support/phf_abuse_log.cgi support/split-logfile build/rules.mk build/pkg/pkginfo build/config_vars.sh)
1031 AC_CONFIG_COMMANDS([default], [true], [APACHE_GEN_MAKEFILES])
1034 AC_MSG_NOTICE([summary of build options:
1036 Server Version: ${HTTPD_VERSION}
1037 Install prefix: ${prefix}
1038 C compiler: ${APACHE_CONF_SEL_CC}
1039 CFLAGS: ${APACHE_CONF_SEL_CFLAGS}
1040 CPPFLAGS: ${APACHE_CONF_SEL_CPPFLAGS}
1041 LDFLAGS: ${APACHE_CONF_SEL_LDFLAGS}
1042 LIBS: ${APACHE_CONF_SEL_LIBS}
1043 C preprocessor: ${APACHE_CONF_SEL_CPP}