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 $PCRE_INCLUDES"
291 ],pcre_have_dupnames=yes,pcre_have_dupnames=no)
292 if test "$pcre_have_dupnames" != "yes"; then
293 AC_MSG_ERROR([pcre version does not support PCRE_DUPNAMES])
295 CPPFLAGS="$save_CPPFLAGS"
298 AC_MSG_NOTICE([Applying OS-specific hints for httpd...])
303 # Use a custom made libtool replacement
304 echo "using aplibtool"
305 LIBTOOL="$abs_srcdir/srclib/apr/build/aplibtool"
306 SH_LIBTOOL="$LIBTOOL --shared --export-all"
307 SH_LIBS="\$(ALL_LIBS)"
308 CORE_IMPLIB_FILE="ApacheCoreOS2.la"
309 CORE_IMPLIB="$abs_srcdir/server/$CORE_IMPLIB_FILE"
311 other_targets="$other_targets os2core"
312 INSTALL_PROG_FLAGS="-e .exe"
317 if test "x$LTFLAGS" = "x"; then
320 my_libtool=`$apr_config --apr-libtool`
321 LIBTOOL="$my_libtool \$(LTFLAGS)"
322 libtoolversion=`$my_libtool --version`
323 case $libtoolversion in
324 *1.[[45]]* | *[[2-9]].[[0-9]]*)
325 SH_LIBTOOL='$(LIBTOOL)'
326 SHLTCFLAGS="-prefer-pic"
327 LTCFLAGS="-prefer-non-pic -static"
330 SH_LIBTOOL='$(SHELL) $(top_builddir)/shlibtool $(LTFLAGS)'
337 APACHE_SUBST(SHLTCFLAGS)
338 APACHE_SUBST(LTCFLAGS)
342 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
345 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
349 # Unserialized accept() was not recommended until Linux 2.2.
350 [[01]].* | 2.[[01]]* )
353 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
357 *486-*-bsdi* | *-netbsd* | *-freebsd* | *-apple-darwin* | *-dec-osf* | *-qnx)
358 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
361 dnl This is a hack -- we should be using AC_TRY_RUN instead
362 ap_platform_runtime_link_flag="-R"
363 dnl solaris 8 and above don't have a thundering herd
364 dnl not sure about rev's before this one.
369 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
374 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
377 APR_ADDTO(INTERNAL_CPPFLAGS, [-DAP_DECLARE_EXPORT])
378 APR_ADDTO(INTERNAL_CPPFLAGS, [-DAPREQ_DECLARE_EXPORT])
379 APR_SETIFNULL(ac_cv_func_times, [no])
380 APR_SETIFNULL(ac_cv_func_getpwnam, [no])
381 APR_SETIFNULL(ac_cv_func_getgrnam, [no])
384 aixver=`echo $host | sed 's/^[[^0-9]]*//' | sed 's/\.//g'`
385 if test $aixver -ge 4320; then
386 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
390 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
394 APR_SETVAR(AP_NONBLOCK_WHEN_MULTI_LISTEN, [1])
397 dnl Process command line arguments. This is done early in the process so the
398 dnl user can get feedback quickly in case of an error.
400 dnl ### need to move some of the arguments "up here"
402 dnl ## Check for programs
405 AC_PATH_PROG(PKGCONFIG, pkg-config)
406 AC_PATH_PROG(RSYNC, rsync)
409 AC_CHECK_TOOL(RANLIB, ranlib, true)
410 dnl AC_PATH_PROG(PERL_PATH, perl)
411 AC_CHECK_PROGS(LYNX_PATH,[lynx links elinks], [lynx])
413 # Hard-coded install programs
414 MKINSTALLDIRS="\$(abs_srcdir)/build/mkdir.sh"
415 INSTALL="\$(LIBTOOL) --mode=install \$(abs_srcdir)/build/install.sh -c"
416 APACHE_SUBST(MKINSTALLDIRS)
417 APACHE_SUBST(INSTALL)
419 dnl Various OS checks that apparently set required flags
420 ifdef([AC_USE_SYSTEM_EXTENSIONS], [
421 AC_USE_SYSTEM_EXTENSIONS
429 # Ensure that satisfactory versions of apr and apr-util are
430 # found if external copies are configured.
431 if test "${apr_found}" = "yes"; then
432 # Require at least APR 1.3.x otherwise fail
433 APACHE_CHECK_APxVER([apr], 1, 3)
436 if test "${apu_found}" = "yes"; then
437 # Require at least APR-util 1.3.x otherwise fail
438 if test "${apr_found}" = "yes"; then
439 # we need to add the APR includes to CPPFLAGS
440 apu_ckver_CPPFLAGS="$CPPFLAGS"
441 CPPFLAGS="$CPPFLAGS `$apr_config --includes`"
442 APACHE_CHECK_APxVER([apu], 1, 3)
443 CPPFLAGS="$apu_ckver_CPPFLAGS"
445 APACHE_CHECK_APxVER([apu], 1, 3)
449 dnl Check for what we can generate dependency files with
452 dnl ## Check for libraries
454 dnl ## Check for header files
456 dnl I think these are just used all over the place, so just check for
457 dnl them at the base of the tree. If some are specific to a single
458 dnl directory, they should be moved (Comment #Spoon)
460 dnl Regarding standard header files: AC_HEADER_STDC doesn't set symbols
461 dnl HAVE_STRING_H, HAVE_STDLIB_H, etc., so those are checked for
462 dnl explicitly so that the normal HAVE_xxx_H symbol is defined.
481 dnl ## Check for typedefs, structures, and compiler characteristics.
485 dnl ## Check for library functions
486 dnl ## sqrt() only needed in support/ab.c
489 AC_SEARCH_LIBS(sqrt, m)
491 APACHE_SUBST(MATH_LIBS)
496 AC_SEARCH_LIBS(crypt, crypt)
498 APACHE_SUBST(CRYPT_LIBS)
501 dnl See Comment #Spoon
515 dnl confirm that a void pointer is large enough to store a long integer
516 APACHE_CHECK_VOID_PTR_LEN
518 AC_CACHE_CHECK([for gettid()], ac_cv_gettid,
519 [AC_TRY_RUN(#define _GNU_SOURCE
521 #include <sys/syscall.h>
522 #include <sys/types.h>
523 int main(int argc, char **argv) {
524 pid_t t = syscall(SYS_gettid); return t == -1 ? 1 : 0; },
525 [ac_cv_gettid=yes], [ac_cv_gettid=no], [ac_cv_gettid=no])])
526 if test "$ac_cv_gettid" = "yes"; then
527 AC_DEFINE(HAVE_GETTID, 1, [Define if you have gettid()])
530 dnl ## Check for the tm_gmtoff field in struct tm to get the timezone diffs
531 AC_CACHE_CHECK([for tm_gmtoff in struct tm], ac_cv_struct_tm_gmtoff,
532 [AC_TRY_COMPILE([#include <sys/types.h>
533 #include <time.h>], [struct tm tm; tm.tm_gmtoff;],
534 ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no)])
535 if test "$ac_cv_struct_tm_gmtoff" = "yes"; then
536 AC_DEFINE(HAVE_GMTOFF, 1, [Define if struct tm has a tm_gmtoff field])
541 dnl ## Set up any appropriate OS-specific environment variables for apachectl
545 # for 32-bit builds, increase MAXDATA to allow lots of threads
546 if test x$OBJECT_MODE != x64; then
547 OS_SPECIFIC_VARS="LDR_CNTRL=\"MAXDATA=0x80000000\" ; export LDR_CNTRL ;"
549 OS_SPECIFIC_VARS="$OS_SPECIFIC_VARS AIXTHREAD_SCOPE=S ; export AIXTHREAD_SCOPE"
550 OS_SPECIFIC_VARS="$OS_SPECIFIC_VARS ; AIXTHREAD_MUTEX_DEBUG=OFF ; export AIXTHREAD_MUTEX_DEBUG"
551 OS_SPECIFIC_VARS="$OS_SPECIFIC_VARS ; AIXTHREAD_RWLOCK_DEBUG=OFF ; export AIXTHREAD_RWLOCK_DEBUG"
552 OS_SPECIFIC_VARS="$OS_SPECIFIC_VARS ; AIXTHREAD_COND_DEBUG=OFF ; export AIXTHREAD_COND_DEBUG"
553 OS_SPECIFIC_VARS="$OS_SPECIFIC_VARS ; SPINLOOPTIME=1000 ; export SPINLOOPTIME"
554 OS_SPECIFIC_VARS="$OS_SPECIFIC_VARS ; YIELDLOOPTIME=8 ; export YIELDLOOPTIME"
555 OS_SPECIFIC_VARS="$OS_SPECIFIC_VARS ; MALLOCMULTIHEAP=considersize,heaps:8 ; export MALLOCMULTIHEAP"
558 OS_SPECIFIC_VARS="export _CEE_RUNOPTS=\"STACK(,,ANY)\" ; export _EDC_ADD_ERRNO2=1"
564 AC_ARG_WITH(port,APACHE_HELP_STRING(--with-port=PORT,Port on which to listen (default is 80)),
565 [if test "$withval" = "yes"; then AC_MSG_ERROR('option --with-port requires a value (the TCP port number)'); else PORT="$withval"; fi],
568 AC_ARG_WITH(sslport,APACHE_HELP_STRING(--with-sslport=SSLPORT,Port on which to securelisten (default is 443)),
569 [if test "$withval" = "yes"; then AC_MSG_ERROR('option --with-sslport requires a value (the SSL TCP port number)'); else SSLPORT="$withval"; fi],
573 AC_ARG_ENABLE(dtrace,APACHE_HELP_STRING(--enable-dtrace,Enable DTrace probes),
575 enable_dtrace=$enableval
576 if test "$enableval" = "yes"; then
577 APR_ADDTO(CPPFLAGS, -DAPR_DTRACE_PROVIDER)
578 AC_MSG_ERROR('DTrace Support in the build system is not complete. Patches Welcome!')
585 dnl Disabled dtrace build for now.
590 if test $enable_dtrace = "yes" -a "$ac_cv_header_sys_sdt_h" = "yes"; then
591 AC_DEFINE(AP_ENABLE_DTRACE, 1,
592 [Enable DTrace probes])
593 DTRACE="/usr/sbin/dtrace $DTRACEFLAGS"
594 test -f include/apache_probes.h || $DTRACE -h -s apache_probes.d -o include/apache_probes.h
601 AC_ARG_ENABLE(hook-probes,APACHE_HELP_STRING(--enable-hook-probes,Enable APR hook probes),
603 if test "$enableval" = "yes"; then
604 AC_DEFINE(AP_HOOK_PROBES_ENABLED, 1,
605 [Enable the APR hook probes capability, reading from ap_hook_probes.h])
606 APR_ADDTO(INTERNAL_CPPFLAGS, -DAP_HOOK_PROBES_ENABLED)
610 AC_ARG_ENABLE(exception-hook,APACHE_HELP_STRING(--enable-exception-hook,Enable fatal exception hook),
612 if test "$enableval" = "yes"; then
613 AC_DEFINE(AP_ENABLE_EXCEPTION_HOOK, 1,
614 [Allow modules to run hook after a fatal exception])
618 AC_ARG_ENABLE(load-all-modules,APACHE_HELP_STRING(--enable-load-all-modules,Load all modules),
620 LOAD_ALL_MODULES=$enableval
621 AC_MSG_NOTICE([Setting "LOAD_ALL_MODULES" to $LOAD_ALL_MODULES])
624 LOAD_ALL_MODULES="no"
627 AC_ARG_ENABLE(maintainer-mode,APACHE_HELP_STRING(--enable-maintainer-mode,Turn on debugging and compile time warnings and load all compiled modules),
629 if test "$enableval" = "yes"; then
630 APR_ADDTO(NOTEST_CPPFLAGS, -DAP_DEBUG)
631 if test "$GCC" = "yes"; then
632 APACHE_ADD_GCC_CFLAG([-std=c89])
633 APACHE_ADD_GCC_CFLAG([-Werror])
634 APACHE_ADD_GCC_CFLAG([-Wall])
635 APACHE_ADD_GCC_CFLAG([-Wstrict-prototypes])
636 APACHE_ADD_GCC_CFLAG([-Wmissing-prototypes])
637 APACHE_ADD_GCC_CFLAG([-Wmissing-declarations])
638 APACHE_ADD_GCC_CFLAG([-Wdeclaration-after-statement])
639 APACHE_ADD_GCC_CFLAG([-Wpointer-arith])
640 APACHE_ADD_GCC_CFLAG([-Wformat])
641 APACHE_ADD_GCC_CFLAG([-Wformat-security])
642 APACHE_ADD_GCC_CFLAG([-Wunused])
643 elif test "$AIX_XLC" = "yes"; then
644 APR_ADDTO(NOTEST_CFLAGS,-qfullpath -qinitauto=FE -qcheck=all -qinfo=pro)
646 if test "x$enable_load_all_modules" = "x"; then
648 AC_MSG_NOTICE([Maintainer mode setting "LOAD_ALL_MODULES" to $LOAD_ALL_MODULES])
650 if test "x$enable_bucketeer" = "x"; then
652 AC_MSG_NOTICE([Maintainer mode setting "enable_bucketeer" to yes])
657 AC_ARG_ENABLE(debugger-mode,APACHE_HELP_STRING(--enable-debugger-mode,Turn on debugging and compile time warnings and turn off optimization),
659 if test "$enableval" = "yes"; then
660 APR_ADDTO(NOTEST_CPPFLAGS, -DAP_DEBUG)
661 if test "$GCC" = "yes"; then
662 APACHE_ADD_GCC_CFLAG([-O0])
663 APACHE_ADD_GCC_CFLAG([-Wall])
664 APACHE_ADD_GCC_CFLAG([-Wstrict-prototypes])
665 APACHE_ADD_GCC_CFLAG([-Wmissing-prototypes])
666 APACHE_ADD_GCC_CFLAG([-Wmissing-declarations])
667 APACHE_ADD_GCC_CFLAG([-Wdeclaration-after-statement])
668 APACHE_ADD_GCC_CFLAG([-Werror=declaration-after-statement])
669 APACHE_ADD_GCC_CFLAG([-Wpointer-arith])
670 APACHE_ADD_GCC_CFLAG([-Wformat])
671 APACHE_ADD_GCC_CFLAG([-Wformat-security])
672 APACHE_ADD_GCC_CFLAG([-Werror=format-security])
673 elif test "$AIX_XLC" = "yes"; then
674 APR_ADDTO(NOTEST_CFLAGS,-qfullpath -qinitauto=FE -qcheck=all -qinfo=pro)
679 dnl Conditionally enable PIE support for GNU toolchains.
680 AC_ARG_ENABLE(pie,APACHE_HELP_STRING(--enable-pie,Build httpd as a Position Independent Executable))
681 if test "$enable_pie" = "yes"; then
682 AC_CACHE_CHECK([whether $CC accepts PIE flags], [ap_cv_cc_pie], [
684 save_LDFLAGS=$LDFLAGS
685 CFLAGS="$CFLAGS -fPIE"
686 LDFLAGS="$LDFLAGS -pie"
687 AC_TRY_RUN([static int foo[30000]; int main () { return 0; }],
688 [ap_cv_cc_pie=yes], [ap_cv_cc_pie=no], [ap_cv_cc_pie=yes])
690 LDFLAGS=$save_LDFLAGS
692 if test "$ap_cv_cc_pie" = "yes"; then
696 AC_ERROR([--enable-pie requested but $CC failed using PIE flags])
699 APACHE_SUBST(PICFLAGS)
700 APACHE_SUBST(PILDFLAGS)
702 AC_ARG_WITH(valgrind,
703 [ --with-valgrind[[=DIR]] Enable code to reduce valgrind false positives
704 (optionally: set path to valgrind headers) ],
705 [ if test "$withval" != no; then
706 if test "$withval" = yes; then
707 withval=/usr/include/valgrind
709 APR_ADDTO(CPPFLAGS, -I$withval)
710 AC_CHECK_HEADERS(valgrind.h memcheck.h)
711 APR_IFALLYES(header:valgrind.h header:memcheck.h,
712 [AC_DEFINE(HAVE_VALGRIND, 1, [Compile in valgrind support]) ],
713 [AC_MSG_ERROR(valgrind headers not found) ]
718 dnl Enable the unit test executable if Check is installed.
719 dnl TODO: at the moment, only pkg-config discovery is supported.
720 AC_MSG_CHECKING([for Check to enable unit tests])
721 if test "x$PKGCONFIG" != "x" && `$PKGCONFIG --atleast-version='0.9.12' check`; then
722 UNITTEST_CFLAGS=`$PKGCONFIG --cflags check`
723 UNITTEST_LIBS=`$PKGCONFIG --libs check`
724 other_targets="$other_targets test/httpdunit"
730 APACHE_SUBST(UNITTEST_CFLAGS)
731 APACHE_SUBST(UNITTEST_LIBS)
734 prefix="$orig_prefix"
735 APACHE_ENABLE_MODULES
737 dnl reading config stubs
738 esyscmd(./build/config-stubs .)
740 APACHE_SUBST(progname)
743 APACHE_SUBST(BUILTIN_LIBS)
744 APACHE_SUBST(SHLIBPATH_VAR)
745 APACHE_SUBST(OS_SPECIFIC_VARS)
746 APACHE_SUBST(HTTPD_LIBS)
748 PRE_SHARED_CMDS='echo ""'
749 POST_SHARED_CMDS='echo ""'
751 dnl apache_need_shared tells us if Apache modules are being built as DSOs
753 if test "$apache_need_shared" = "yes"; then
754 if test -f $ac_aux_dir/ltconfig; then
755 $SHELL $ac_aux_dir/ltconfig --output=shlibtool --disable-static --srcdir=$ac_aux_dir --cache-file=./config.cache $ac_aux_dir/ltmain.sh
757 shared_build="shared-build"
760 dnl enable_so tells us if *any* modules can be built as DSOs
762 if test "$enable_so" = "yes" -o "$enable_so" = "static"; then
765 APR_ADDTO(HTTPD_LDFLAGS, [-Wl,-uXML_Parse -Wl,-bE:$abs_builddir/server/httpd.exp])
766 APR_ADDTO(SH_LDFLAGS, [\$(EXTRA_LDFLAGS) \$(EXTRA_LIBS)])
767 APR_ADDTO(UTIL_LDFLAGS, [-Wl,-uXML_Parse])
770 APR_ADDTO(HTTPD_LDFLAGS, [--main=$abs_srcdir/server/main.o --core-dll=$abs_srcdir/apachecore.dll])
771 APR_ADDTO(SH_LDFLAGS, [--core-dll=$abs_srcdir/apachecore.dll])
775 AC_SUBST(MOD_SO_ENABLED)
777 APACHE_SUBST(PRE_SHARED_CMDS)
778 APACHE_SUBST(POST_SHARED_CMDS)
779 APACHE_SUBST(shared_build)
781 AC_ARG_WITH(program-name,
782 APACHE_HELP_STRING(--with-program-name,alternate executable name),[
783 progname="$withval" ], [
787 AC_ARG_WITH(suexec-bin,
788 APACHE_HELP_STRING(--with-suexec-bin,Path to suexec binary),[
789 AC_DEFINE_UNQUOTED(SUEXEC_BIN, "$withval", [Path to suexec binary] )
792 AC_ARG_WITH(suexec-caller,
793 APACHE_HELP_STRING(--with-suexec-caller,User allowed to call SuExec),[
794 AC_DEFINE_UNQUOTED(AP_HTTPD_USER, "$withval", [User allowed to call SuExec] ) ] )
796 AC_ARG_WITH(suexec-userdir,
797 APACHE_HELP_STRING(--with-suexec-userdir,User subdirectory),[
798 AC_DEFINE_UNQUOTED(AP_USERDIR_SUFFIX, "$withval", [User subdirectory] ) ] )
800 AC_ARG_WITH(suexec-docroot,
801 APACHE_HELP_STRING(--with-suexec-docroot,SuExec root directory),[
802 AC_DEFINE_UNQUOTED(AP_DOC_ROOT, "$withval", [SuExec root directory] ) ] )
804 AC_ARG_WITH(suexec-uidmin,
805 APACHE_HELP_STRING(--with-suexec-uidmin,Minimal allowed UID),[
806 AC_DEFINE_UNQUOTED(AP_UID_MIN, $withval, [Minimum allowed UID] ) ] )
808 AC_ARG_WITH(suexec-gidmin,
809 APACHE_HELP_STRING(--with-suexec-gidmin,Minimal allowed GID),[
810 AC_DEFINE_UNQUOTED(AP_GID_MIN, $withval, [Minimum allowed GID] ) ] )
812 AC_ARG_WITH(suexec-logfile,
813 APACHE_HELP_STRING(--with-suexec-logfile,Set the logfile),[
814 if test "x$withval" = "xyes"; then
815 AC_MSG_ERROR([log filename required for --with-suexec-logfile option])
816 elif test "x$withval" != "xno"; then
817 AC_DEFINE_UNQUOTED(AP_LOG_EXEC, "$withval", [SuExec log file])
821 AC_ARG_WITH(suexec-syslog,
822 APACHE_HELP_STRING(--with-suexec-syslog,Set the logfile),[
823 if test $withval = "yes"; then
824 if test "x${with_suexec_logfile}" != "xno"; then
825 AC_MSG_NOTICE([hint: use "--without-suexec-logfile --with-suexec-syslog"])
826 AC_MSG_ERROR([suexec does not support both logging to file and syslog])
828 AC_CHECK_FUNCS([vsyslog], [], [
829 AC_MSG_ERROR([cannot support syslog from suexec without vsyslog()])])
830 AC_DEFINE(AP_LOG_SYSLOG, 1, [SuExec log to syslog])
835 AC_ARG_WITH(suexec-safepath,
836 APACHE_HELP_STRING(--with-suexec-safepath,Set the safepath),[
837 AC_DEFINE_UNQUOTED(AP_SAFE_PATH, "$withval", [safe shell path for SuExec] ) ] )
839 AC_ARG_WITH(suexec-umask,
840 APACHE_HELP_STRING(--with-suexec-umask,umask for suexec'd process),[
841 AC_DEFINE_UNQUOTED(AP_SUEXEC_UMASK, 0$withval, [umask for suexec'd process] ) ] )
843 INSTALL_SUEXEC=setuid
844 AC_ARG_ENABLE([suexec-capabilities],
845 APACHE_HELP_STRING(--enable-suexec-capabilities,Use Linux capability bits not setuid root suexec), [
846 if test "$enableval" = "yes"; then
848 AC_DEFINE(AP_SUEXEC_CAPABILITIES, 1,
849 [Enable if suexec is installed with Linux capabilities, not setuid])
852 APACHE_SUBST(INSTALL_SUEXEC)
854 dnl APR should go after the other libs, so the right symbols can be picked up
855 if test x${apu_found} != xobsolete; then
856 AP_LIBS="$AP_LIBS `$apu_config --avoid-ldap --link-libtool --libs`"
858 AP_LIBS="$AP_LIBS `$apr_config --link-libtool --libs`"
859 APACHE_SUBST(AP_LIBS)
860 APACHE_SUBST(AP_BUILD_SRCLIB_DIRS)
861 APACHE_SUBST(AP_CLEAN_SRCLIB_DIRS)
863 AC_DEFINE(AP_USING_AUTOCONF, 1,
864 [Using autoconf to configure Apache])
866 if test "$SINGLE_LISTEN_UNSERIALIZED_ACCEPT" = "1"; then
867 AC_DEFINE(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, 1,
868 [This platform doesn't suffer from the thundering herd problem])
871 if test "$AP_NONBLOCK_WHEN_MULTI_LISTEN" = "1"; then
872 AC_DEFINE(AP_NONBLOCK_WHEN_MULTI_LISTEN, 1,
873 [Listening sockets are non-blocking when there are more than 1])
876 APR_CHECK_APR_DEFINE(APR_HAVE_IPV6)
878 AC_ARG_ENABLE(v4-mapped,APACHE_HELP_STRING(--enable-v4-mapped,Allow IPv6 sockets to handle IPv4 connections),
887 *freebsd*|*netbsd*|*openbsd*)
894 if ap_mpm_is_enabled winnt; then
895 dnl WinNT MPM doesn't support this.
900 if test $v4mapped = "yes" -a $ac_cv_define_APR_HAVE_IPV6 = "yes"; then
901 AC_DEFINE(AP_ENABLE_V4_MAPPED, 1,
902 [Allow IPv4 connections on IPv6 listening sockets])
905 AC_ARG_ENABLE(bsd-makefiles,APACHE_HELP_STRING(--enable-bsd-makefiles,use BSD Makefile syntax),
907 FORCE_BSD_MAKEFILE=$enableval
908 AC_MSG_NOTICE([Setting "FORCE_BSD_MAKEFILE" to $FORCE_BSD_MAKEFILE])
911 FORCE_BSD_MAKEFILE="auto"
914 AC_ARG_WITH([test-suite],
915 APACHE_HELP_STRING([--with-test-suite=PATH], [enable in-tree 'make check' with the given Apache::Test suite location]),
917 if test "x$withval" = "xyes"; then
918 AC_MSG_ERROR([option --with-test-suite requires a directory]);
920 test -f "$withval/Makefile.PL" || AC_MSG_ERROR([--with-test-suite directory $withval does not contain the expected Makefile.PL])
921 TEST_SUITE_LOCATION="$withval"
924 [ TEST_SUITE_LOCATION="no" ]
927 APACHE_SUBST(TEST_SUITE_LOCATION)
929 APACHE_FAST_OUTPUT(Makefile modules/Makefile srclib/Makefile)
930 APACHE_FAST_OUTPUT(os/Makefile server/Makefile)
931 APACHE_FAST_OUTPUT(support/Makefile)
933 if test -d ./test; then
934 APACHE_FAST_OUTPUT(test/Makefile)
937 dnl ## Finalize the variables
939 AC_MSG_NOTICE([Restore user-defined environment settings...])
942 APACHE_CONF_SEL_CC=${CC}
943 APACHE_CONF_SEL_CFLAGS="${CFLAGS} ${EXTRA_CFLAGS} ${NOTEST_CFLAGS}"
944 APACHE_CONF_SEL_CPPFLAGS="${CPPFLAGS} ${EXTRA_CPPFLAGS} ${NOTEST_CPPFLAGS}"
945 APACHE_CONF_SEL_LDFLAGS="${LDFLAGS} ${EXTRA_LDFLAGS} ${NOTEST_LDFLAGS}"
946 APACHE_CONF_SEL_LIBS="${LIBS} ${EXTRA_LIBS} ${NOTEST_LIBS}"
947 APACHE_CONF_SEL_CPP=${CPP}
949 APR_RESTORE_THE_ENVIRONMENT(CPPFLAGS, EXTRA_)
950 APR_RESTORE_THE_ENVIRONMENT(CFLAGS, EXTRA_)
951 APR_RESTORE_THE_ENVIRONMENT(CXXFLAGS, EXTRA_)
952 APR_RESTORE_THE_ENVIRONMENT(LDFLAGS, EXTRA_)
953 APR_RESTORE_THE_ENVIRONMENT(LIBS, EXTRA_)
954 APR_RESTORE_THE_ENVIRONMENT(INCLUDES, EXTRA_)
957 AC_MSG_NOTICE([Construct makefiles and header files...])
960 APACHE_GEN_CONFIG_VARS
962 dnl ## Build modules.c
964 echo $MODLIST | $AWK -f $srcdir/build/build-modules-c.awk > modules.c
966 APR_EXPAND_VAR(ap_prefix, $prefix)
967 AC_DEFINE_UNQUOTED(HTTPD_ROOT, "${ap_prefix}",
968 [Root directory of the Apache install area])
969 AC_DEFINE_UNQUOTED(SERVER_CONFIG_FILE, "${rel_sysconfdir}/${progname}.conf",
970 [Location of the config file, relative to the Apache root directory])
971 AC_DEFINE_UNQUOTED(AP_TYPES_CONFIG_FILE, "${rel_sysconfdir}/mime.types",
972 [Location of the MIME types config file, relative to the Apache root directory])
974 perlbin=`$ac_aux_dir/PrintPath perl`
975 if test "x$perlbin" = "x"; then
976 perlbin="/replace/with/path/to/perl/interpreter"
980 dnl If we are running on a BSD variant, see if we need to use the BSD .include syntax.
982 ap_make_include=include
986 ap_make_delimiter=' '
987 if test "x$FORCE_BSD_MAKEFILE" = "xno"; then
989 elif test "x$FORCE_BSD_MAKEFILE" = "xyes"; then
994 # Check whether they've installed GNU make
995 if make --version > /dev/null 2>&1; then
997 elif gmake --version > /dev/null 2>&1; then
1008 if test "x$BSD_MAKEFILE" = "xyes"; then
1009 ap_make_include=.include
1010 ap_make_ifdef=.ifdef
1012 ap_make_endif=.endif
1013 ap_make_delimiter='"'
1015 AC_MSG_NOTICE([using BSD Makefile syntax... $BSD_MAKEFILE])
1017 AC_SUBST(ap_make_include)
1018 AC_SUBST(ap_make_ifdef)
1019 AC_SUBST(ap_make_else)
1020 AC_SUBST(ap_make_endif)
1021 AC_SUBST(ap_make_delimiter)
1023 dnl Ensure that docs/conf is created.
1024 test -d docs/conf||$mkdir_p docs/conf
1026 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)
1027 AC_CONFIG_COMMANDS([default], [true], [APACHE_GEN_MAKEFILES])
1030 AC_MSG_NOTICE([summary of build options:
1032 Server Version: ${HTTPD_VERSION}
1033 Install prefix: ${prefix}
1034 C compiler: ${APACHE_CONF_SEL_CC}
1035 CFLAGS: ${APACHE_CONF_SEL_CFLAGS}
1036 CPPFLAGS: ${APACHE_CONF_SEL_CPPFLAGS}
1037 LDFLAGS: ${APACHE_CONF_SEL_LDFLAGS}
1038 LIBS: ${APACHE_CONF_SEL_LIBS}
1039 C preprocessor: ${APACHE_CONF_SEL_CPP}