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 $abs_srcdir/include/ap_release.h AP_SERVER`
19 AC_SUBST(HTTPD_VERSION)
22 dnl # Include our own M4 macros along with those for APR and libtool
24 sinclude(build/apr_common.m4)
25 sinclude(build/find_apr.m4)
26 sinclude(build/find_apu.m4)
27 sinclude(acinclude.m4)
29 dnl Later versions of autoconf (>= 2.62) by default cause the produced
30 dnl configure script to emit at least warnings when it comes across unknown
31 dnl command line options. These versions also have the macro
32 dnl AC_DISABLE_OPTION_CHECKING defined which turns this off by default.
33 dnl We want to have this turned off here since our configure calls can
34 dnl contain options for APR / APR-UTIL configure that are unknown to us.
35 dnl So avoid confusing the user by turning this off. See also PR 45221.
36 ifdef([AC_DISABLE_OPTION_CHECKING], [AC_DISABLE_OPTION_CHECKING])
38 dnl XXX we can't just use AC_PREFIX_DEFAULT because that isn't subbed in
39 dnl by configure until it is too late. Is that how it should be or not?
40 dnl Something seems broken here.
41 AC_PREFIX_DEFAULT(/usr/local/apache2)
43 dnl Get the layout here, so we can pass the required variables to apr
44 APR_ENABLE_LAYOUT(Apache, [errordir iconsdir htdocsdir cgidir])
46 dnl reparse the configure arguments.
49 dnl export expanded and relative configure argument variables
50 APACHE_EXPORT_ARGUMENTS
52 dnl Save user-defined environment settings for later restoration
54 APR_SAVE_THE_ENVIRONMENT(CPPFLAGS)
55 APR_SAVE_THE_ENVIRONMENT(CFLAGS)
56 APR_SAVE_THE_ENVIRONMENT(CXXFLAGS)
57 APR_SAVE_THE_ENVIRONMENT(LDFLAGS)
58 APR_SAVE_THE_ENVIRONMENT(LIBS)
59 APR_SAVE_THE_ENVIRONMENT(INCLUDES)
61 dnl Generate ./config.nice for reproducing runs of configure
63 APR_CONFIG_NICE(config.nice)
67 dnl Check that mkdir -p works
68 APR_MKDIR_P_CHECK($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${cache_file}" = "x/dev/null"; then
218 # Likewise, ensure that CC and CPP are passed through to the pcre
219 # configure script iff caching is disabled (the autoconf 2.5x default).
220 export CC; export CPP
224 APACHE_HELP_STRING(--with-pcre=PATH,Use external PCRE library))
226 AC_PATH_PROG(PCRE_CONFIG, pcre-config, false)
227 if test -d "$with_pcre" && test -x "$with_pcre/bin/pcre-config"; then
228 PCRE_CONFIG=$with_pcre/bin/pcre-config
229 elif test -x "$with_pcre"; then
230 PCRE_CONFIG=$with_pcre
233 if test "$PCRE_CONFIG" != "false"; then
234 if $PCRE_CONFIG --version >/dev/null 2>&1; then :; else
235 AC_MSG_ERROR([Did not find pcre-config script at $PCRE_CONFIG])
237 case `$PCRE_CONFIG --version` in
239 AC_MSG_ERROR([Need at least pcre version 6.7])
242 AC_MSG_ERROR([Need at least pcre version 6.7])
245 AC_MSG_NOTICE([Using external PCRE library from $PCRE_CONFIG])
246 APR_ADDTO(PCRE_INCLUDES, [`$PCRE_CONFIG --cflags`])
247 APR_ADDTO(PCRE_LIBS, [`$PCRE_CONFIG --libs`])
248 APR_ADDTO(HTTPD_LIBS, [\$(PCRE_LIBS)])
250 AC_MSG_ERROR([pcre-config for libpcre not found. PCRE is required and available from http://pcre.org/])
252 APACHE_SUBST(PCRE_LIBS)
255 AC_MSG_NOTICE([Configuring Apache httpd...])
258 dnl If the source dir is not equal to the build dir,
259 dnl then we are running in VPATH mode.
261 APR_ADDTO(INCLUDES, [-I.])
263 if test "$abs_builddir" != "$abs_srcdir"; then
264 APR_ADDTO(INCLUDES, [-I\$(top_builddir)/include])
267 APR_ADDTO(INCLUDES, [-I\$(top_srcdir)/os/\$(OS_DIR) -I\$(top_srcdir)/include])
269 # apr/apr-util --includes may pick up system paths for dependent
270 # libraries, so ensure these are later in INCLUDES than local source
272 APR_ADDTO(INCLUDES, $APR_INCLUDES)
273 APR_ADDTO(INCLUDES, $APU_INCLUDES)
275 dnl Add in path to PCRE includes
276 APR_ADDTO(INCLUDES, $PCRE_INCLUDES)
278 save_CPPFLAGS="$CPPFLAGS"
279 CPPFLAGS="$CPPFLAGS $PCRE_INCLUDES"
286 ],pcre_have_dupnames=yes,pcre_have_dupnames=no)
287 if test "$pcre_have_dupnames" != "yes"; then
288 AC_MSG_ERROR([pcre version does not support PCRE_DUPNAMES])
290 CPPFLAGS="$save_CPPFLAGS"
293 AC_MSG_NOTICE([Applying OS-specific hints for httpd...])
298 # Use a custom made libtool replacement
299 echo "using aplibtool"
300 LIBTOOL="$abs_srcdir/srclib/apr/build/aplibtool"
301 SH_LIBTOOL="$LIBTOOL --shared --export-all"
302 SH_LIBS="\$(ALL_LIBS)"
303 CORE_IMPLIB_FILE="ApacheCoreOS2.la"
304 CORE_IMPLIB="$abs_srcdir/server/$CORE_IMPLIB_FILE"
306 other_targets="$other_targets os2core"
307 INSTALL_PROG_FLAGS="-e .exe"
312 if test "x$LTFLAGS" = "x"; then
315 my_libtool=`$apr_config --apr-libtool`
316 LIBTOOL="$my_libtool \$(LTFLAGS)"
317 libtoolversion=`$my_libtool --version`
318 case $libtoolversion in
319 *1.[[45]]* | *[[2-9]].[[0-9]]*)
320 SH_LIBTOOL='$(LIBTOOL)'
321 SHLTCFLAGS="-prefer-pic"
322 LTCFLAGS="-prefer-non-pic -static"
325 SH_LIBTOOL='$(SHELL) $(top_builddir)/shlibtool $(LTFLAGS)'
332 APACHE_SUBST(SHLTCFLAGS)
333 APACHE_SUBST(LTCFLAGS)
337 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
340 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
344 # Unserialized accept() was not recommended until Linux 2.2.
345 [[01]].* | 2.[[01]]* )
348 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
352 *486-*-bsdi* | *-netbsd* | *-freebsd* | *-apple-darwin* | *-dec-osf* | *-qnx)
353 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
356 dnl This is a hack -- we should be using AC_TRY_RUN instead
357 ap_platform_runtime_link_flag="-R"
358 dnl solaris 8 and above don't have a thundering herd
359 dnl not sure about rev's before this one.
364 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
369 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
372 APR_ADDTO(INTERNAL_CPPFLAGS, [-DAP_DECLARE_EXPORT])
373 APR_ADDTO(INTERNAL_CPPFLAGS, [-DAPREQ_DECLARE_EXPORT])
374 APR_SETIFNULL(ac_cv_func_times, [no])
375 APR_SETIFNULL(ac_cv_func_getpwnam, [no])
376 APR_SETIFNULL(ac_cv_func_getgrnam, [no])
379 aixver=`echo $host | sed 's/^[[^0-9]]*//' | sed 's/\.//g'`
380 if test $aixver -ge 4320; then
381 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
385 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
389 APR_SETVAR(AP_NONBLOCK_WHEN_MULTI_LISTEN, [1])
392 dnl Process command line arguments. This is done early in the process so the
393 dnl user can get feedback quickly in case of an error.
395 dnl ### need to move some of the arguments "up here"
397 dnl ## Check for programs
400 AC_PATH_PROG(PKGCONFIG, pkg-config)
401 AC_PATH_PROG(RSYNC, rsync)
404 AC_CHECK_TOOL(RANLIB, ranlib, true)
405 dnl AC_PATH_PROG(PERL_PATH, perl)
406 AC_CHECK_PROGS(LYNX_PATH,[lynx links elinks], [lynx])
408 # Hard-coded install programs
409 MKINSTALLDIRS="\$(abs_srcdir)/build/mkdir.sh"
410 INSTALL="\$(LIBTOOL) --mode=install \$(abs_srcdir)/build/install.sh -c"
411 APACHE_SUBST(MKINSTALLDIRS)
412 APACHE_SUBST(INSTALL)
414 dnl Various OS checks that apparently set required flags
415 ifdef([AC_USE_SYSTEM_EXTENSIONS], [
416 AC_USE_SYSTEM_EXTENSIONS
424 # Ensure that satisfactory versions of apr and apr-util are
425 # found if external copies are configured.
426 if test "${apr_found}" = "yes"; then
427 # Require at least APR 1.3.x otherwise fail
428 APACHE_CHECK_APxVER([apr], 1, 3)
431 if test "${apu_found}" = "yes"; then
432 # Require at least APR-util 1.3.x otherwise fail
433 if test "${apr_found}" = "yes"; then
434 # we need to add the APR includes to CPPFLAGS
435 apu_ckver_CPPFLAGS="$CPPFLAGS"
436 CPPFLAGS="$CPPFLAGS `$apr_config --includes`"
437 APACHE_CHECK_APxVER([apu], 1, 3)
438 CPPFLAGS="$apu_ckver_CPPFLAGS"
440 APACHE_CHECK_APxVER([apu], 1, 3)
444 dnl Check for what we can generate dependency files with
447 dnl ## Check for libraries
449 dnl ## Check for header files
451 dnl I think these are just used all over the place, so just check for
452 dnl them at the base of the tree. If some are specific to a single
453 dnl directory, they should be moved (Comment #Spoon)
455 dnl Regarding standard header files: AC_HEADER_STDC doesn't set symbols
456 dnl HAVE_STRING_H, HAVE_STDLIB_H, etc., so those are checked for
457 dnl explicitly so that the normal HAVE_xxx_H symbol is defined.
476 dnl ## Check for typedefs, structures, and compiler characteristics.
480 dnl ## Check for library functions
481 dnl ## sqrt() only needed in support/ab.c
484 AC_SEARCH_LIBS(sqrt, m)
486 APACHE_SUBST(MATH_LIBS)
491 AC_SEARCH_LIBS(crypt, crypt)
493 APACHE_SUBST(CRYPT_LIBS)
496 dnl See Comment #Spoon
510 dnl confirm that a void pointer is large enough to store a long integer
511 APACHE_CHECK_VOID_PTR_LEN
513 AC_CACHE_CHECK([for gettid()], ac_cv_gettid,
514 [AC_TRY_RUN(#define _GNU_SOURCE
516 #include <sys/syscall.h>
517 #include <sys/types.h>
518 int main(int argc, char **argv) {
519 pid_t t = syscall(SYS_gettid); return t == -1 ? 1 : 0; },
520 [ac_cv_gettid=yes], [ac_cv_gettid=no], [ac_cv_gettid=no])])
521 if test "$ac_cv_gettid" = "yes"; then
522 AC_DEFINE(HAVE_GETTID, 1, [Define if you have gettid()])
525 dnl ## Check for the tm_gmtoff field in struct tm to get the timezone diffs
526 AC_CACHE_CHECK([for tm_gmtoff in struct tm], ac_cv_struct_tm_gmtoff,
527 [AC_TRY_COMPILE([#include <sys/types.h>
528 #include <time.h>], [struct tm tm; tm.tm_gmtoff;],
529 ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no)])
530 if test "$ac_cv_struct_tm_gmtoff" = "yes"; then
531 AC_DEFINE(HAVE_GMTOFF, 1, [Define if struct tm has a tm_gmtoff field])
534 dnl Check for systemd support for listen.c's socket activation.
537 AC_CHECK_LIB(systemd-daemon, sd_notify, SYSTEMD_LIBS="-lsystemd-daemon")
538 AC_CHECK_HEADERS(systemd/sd-daemon.h)
539 if test "${ac_cv_header_systemd_sd_daemon_h}" = "no" || test -z "${SYSTEMD_LIBS}"; then
540 AC_MSG_WARN([Your system does not support systemd.])
542 APR_ADDTO(HTTPD_LIBS, [$SYSTEMD_LIBS])
543 AC_DEFINE(HAVE_SYSTEMD, 1, [Define if systemd is supported])
547 dnl ## Set up any appropriate OS-specific environment variables for apachectl
551 # for 32-bit builds, increase MAXDATA to allow lots of threads
552 if test x$OBJECT_MODE != x64; then
553 OS_SPECIFIC_VARS="LDR_CNTRL=\"MAXDATA=0x80000000\" ; export LDR_CNTRL ;"
555 OS_SPECIFIC_VARS="$OS_SPECIFIC_VARS AIXTHREAD_SCOPE=S ; export AIXTHREAD_SCOPE"
556 OS_SPECIFIC_VARS="$OS_SPECIFIC_VARS ; AIXTHREAD_MUTEX_DEBUG=OFF ; export AIXTHREAD_MUTEX_DEBUG"
557 OS_SPECIFIC_VARS="$OS_SPECIFIC_VARS ; AIXTHREAD_RWLOCK_DEBUG=OFF ; export AIXTHREAD_RWLOCK_DEBUG"
558 OS_SPECIFIC_VARS="$OS_SPECIFIC_VARS ; AIXTHREAD_COND_DEBUG=OFF ; export AIXTHREAD_COND_DEBUG"
559 OS_SPECIFIC_VARS="$OS_SPECIFIC_VARS ; SPINLOOPTIME=1000 ; export SPINLOOPTIME"
560 OS_SPECIFIC_VARS="$OS_SPECIFIC_VARS ; YIELDLOOPTIME=8 ; export YIELDLOOPTIME"
561 OS_SPECIFIC_VARS="$OS_SPECIFIC_VARS ; MALLOCMULTIHEAP=considersize,heaps:8 ; export MALLOCMULTIHEAP"
564 OS_SPECIFIC_VARS="export _CEE_RUNOPTS=\"STACK(,,ANY)\" ; export _EDC_ADD_ERRNO2=1"
570 AC_ARG_WITH(port,APACHE_HELP_STRING(--with-port=PORT,Port on which to listen (default is 80)),
571 [if test "$withval" = "yes"; then AC_MSG_ERROR('option --with-port requires a value (the TCP port number)'); else PORT="$withval"; fi],
574 AC_ARG_WITH(sslport,APACHE_HELP_STRING(--with-sslport=SSLPORT,Port on which to securelisten (default is 443)),
575 [if test "$withval" = "yes"; then AC_MSG_ERROR('option --with-sslport requires a value (the SSL TCP port number)'); else SSLPORT="$withval"; fi],
579 AC_ARG_ENABLE(dtrace,APACHE_HELP_STRING(--enable-dtrace,Enable DTrace probes),
581 enable_dtrace=$enableval
582 if test "$enableval" = "yes"; then
583 APR_ADDTO(CPPFLAGS, -DAPR_DTRACE_PROVIDER)
584 AC_MSG_ERROR('DTrace Support in the build system is not complete. Patches Welcome!')
591 dnl Disabled dtrace build for now.
596 if test $enable_dtrace = "yes" -a "$ac_cv_header_sys_sdt_h" = "yes"; then
597 AC_DEFINE(AP_ENABLE_DTRACE, 1,
598 [Enable DTrace probes])
599 DTRACE="/usr/sbin/dtrace $DTRACEFLAGS"
600 test -f include/apache_probes.h || $DTRACE -h -s apache_probes.d -o include/apache_probes.h
607 AC_ARG_ENABLE(hook-probes,APACHE_HELP_STRING(--enable-hook-probes,Enable APR hook probes),
609 if test "$enableval" = "yes"; then
610 AC_DEFINE(AP_HOOK_PROBES_ENABLED, 1,
611 [Enable the APR hook probes capability, reading from ap_hook_probes.h])
612 APR_ADDTO(INTERNAL_CPPFLAGS, -DAP_HOOK_PROBES_ENABLED)
616 AC_ARG_ENABLE(exception-hook,APACHE_HELP_STRING(--enable-exception-hook,Enable fatal exception hook),
618 if test "$enableval" = "yes"; then
619 AC_DEFINE(AP_ENABLE_EXCEPTION_HOOK, 1,
620 [Allow modules to run hook after a fatal exception])
624 AC_ARG_ENABLE(load-all-modules,APACHE_HELP_STRING(--enable-load-all-modules,Load all modules),
626 LOAD_ALL_MODULES=$enableval
627 AC_MSG_NOTICE([Setting "LOAD_ALL_MODULES" to $LOAD_ALL_MODULES])
630 LOAD_ALL_MODULES="no"
633 AC_ARG_ENABLE(maintainer-mode,APACHE_HELP_STRING(--enable-maintainer-mode,Turn on debugging and compile time warnings and load all compiled modules),
635 if test "$enableval" = "yes"; then
636 APR_ADDTO(CPPFLAGS, -DAP_DEBUG)
637 if test "$GCC" = "yes"; then
638 APR_ADDTO(CFLAGS,[-Wall -Wmissing-prototypes -Wstrict-prototypes -Wmissing-declarations -Wpointer-arith])
639 APACHE_ADD_GCC_CFLAG([-Wdeclaration-after-statement])
640 APACHE_ADD_GCC_CFLAG([-Werror=declaration-after-statement])
641 APACHE_ADD_GCC_CFLAG([-Wformat])
642 APACHE_ADD_GCC_CFLAG([-Wformat-security])
643 APACHE_ADD_GCC_CFLAG([-Werror=format-security])
644 elif test "$AIX_XLC" = "yes"; then
645 APR_ADDTO(CFLAGS,-qfullpath -qinitauto=FE -qcheck=all -qinfo=pro)
647 if test "x$enable_load_all_modules" = "x"; then
649 AC_MSG_NOTICE([Maintainer mode setting "LOAD_ALL_MODULES" to $LOAD_ALL_MODULES])
651 if test "x$enable_bucketeer" = "x"; then
653 AC_MSG_NOTICE([Maintainer mode setting "enable_bucketeer" to yes])
658 AC_ARG_ENABLE(debugger-mode,APACHE_HELP_STRING(--enable-debugger-mode,Turn on debugging and compile time warnings and turn off optimization),
660 if test "$enableval" = "yes"; then
661 APR_ADDTO(CPPFLAGS, -DAP_DEBUG)
662 if test "$GCC" = "yes"; then
663 APR_ADDTO(CFLAGS,[-Wall -Wmissing-prototypes -Wstrict-prototypes -Wmissing-declarations -Wpointer-arith -O0])
664 APACHE_ADD_GCC_CFLAG([-Wdeclaration-after-statement])
665 APACHE_ADD_GCC_CFLAG([-Werror=declaration-after-statement])
666 APACHE_ADD_GCC_CFLAG([-Wformat])
667 APACHE_ADD_GCC_CFLAG([-Wformat-security])
668 APACHE_ADD_GCC_CFLAG([-Werror=format-security])
669 elif test "$AIX_XLC" = "yes"; then
670 APR_ADDTO(CFLAGS,-qfullpath -qinitauto=FE -qcheck=all -qinfo=pro)
675 dnl Conditionally enable PIE support for GNU toolchains.
676 AC_ARG_ENABLE(pie,APACHE_HELP_STRING(--enable-pie,Build httpd as a Position Independent Executable))
677 if test "$enable_pie" = "yes"; then
678 AC_CACHE_CHECK([whether $CC accepts PIE flags], [ap_cv_cc_pie], [
680 save_LDFLAGS=$LDFLAGS
681 CFLAGS="$CFLAGS -fPIE"
682 LDFLAGS="$LDFLAGS -pie"
683 AC_TRY_RUN([static int foo[30000]; int main () { return 0; }],
684 [ap_cv_cc_pie=yes], [ap_cv_cc_pie=no], [ap_cv_cc_pie=yes])
686 LDFLAGS=$save_LDFLAGS
688 if test "$ap_cv_cc_pie" = "yes"; then
692 AC_ERROR([--enable-pie requested but $CC failed using PIE flags])
695 APACHE_SUBST(PICFLAGS)
696 APACHE_SUBST(PILDFLAGS)
698 AC_ARG_WITH(valgrind,
699 [ --with-valgrind[[=DIR]] Enable code to reduce valgrind false positives
700 (optionally: set path to valgrind headers) ],
701 [ if test "$withval" != no; then
702 if test "$withval" = yes; then
703 withval=/usr/include/valgrind
705 APR_ADDTO(CPPFLAGS, -I$withval)
706 AC_CHECK_HEADERS(valgrind.h memcheck.h)
707 APR_IFALLYES(header:valgrind.h header:memcheck.h,
708 [AC_DEFINE(HAVE_VALGRIND, 1, [Compile in valgrind support]) ],
709 [AC_MSG_ERROR(valgrind headers not found) ]
714 prefix="$orig_prefix"
715 APACHE_ENABLE_MODULES
717 dnl reading config stubs
718 esyscmd(./build/config-stubs .)
720 APACHE_SUBST(progname)
723 APACHE_SUBST(BUILTIN_LIBS)
724 APACHE_SUBST(SHLIBPATH_VAR)
725 APACHE_SUBST(OS_SPECIFIC_VARS)
726 APACHE_SUBST(HTTPD_LIBS)
728 PRE_SHARED_CMDS='echo ""'
729 POST_SHARED_CMDS='echo ""'
731 dnl apache_need_shared tells us if Apache modules are being built as DSOs
733 if test "$apache_need_shared" = "yes"; then
734 if test -f $ac_aux_dir/ltconfig; then
735 $SHELL $ac_aux_dir/ltconfig --output=shlibtool --disable-static --srcdir=$ac_aux_dir --cache-file=./config.cache $ac_aux_dir/ltmain.sh
737 shared_build="shared-build"
740 dnl enable_so tells us if *any* modules can be built as DSOs
742 if test "$enable_so" = "yes" -o "$enable_so" = "static"; then
745 APR_ADDTO(HTTPD_LDFLAGS, [-Wl,-uXML_Parse -Wl,-bE:$abs_builddir/server/httpd.exp])
746 APR_ADDTO(SH_LDFLAGS, [\$(EXTRA_LDFLAGS) \$(EXTRA_LIBS)])
747 APR_ADDTO(UTIL_LDFLAGS, [-Wl,-uXML_Parse])
750 APR_ADDTO(HTTPD_LDFLAGS, [--main=$abs_srcdir/server/main.o --core-dll=$abs_srcdir/apachecore.dll])
751 APR_ADDTO(SH_LDFLAGS, [--core-dll=$abs_srcdir/apachecore.dll])
755 AC_SUBST(MOD_SO_ENABLED)
757 APACHE_SUBST(PRE_SHARED_CMDS)
758 APACHE_SUBST(POST_SHARED_CMDS)
759 APACHE_SUBST(shared_build)
761 AC_ARG_WITH(program-name,
762 APACHE_HELP_STRING(--with-program-name,alternate executable name),[
763 progname="$withval" ], [
767 AC_ARG_WITH(suexec-bin,
768 APACHE_HELP_STRING(--with-suexec-bin,Path to suexec binary),[
769 AC_DEFINE_UNQUOTED(SUEXEC_BIN, "$withval", [Path to suexec binary] )
772 AC_ARG_WITH(suexec-caller,
773 APACHE_HELP_STRING(--with-suexec-caller,User allowed to call SuExec),[
774 AC_DEFINE_UNQUOTED(AP_HTTPD_USER, "$withval", [User allowed to call SuExec] ) ] )
776 AC_ARG_WITH(suexec-userdir,
777 APACHE_HELP_STRING(--with-suexec-userdir,User subdirectory),[
778 AC_DEFINE_UNQUOTED(AP_USERDIR_SUFFIX, "$withval", [User subdirectory] ) ] )
780 AC_ARG_WITH(suexec-docroot,
781 APACHE_HELP_STRING(--with-suexec-docroot,SuExec root directory),[
782 AC_DEFINE_UNQUOTED(AP_DOC_ROOT, "$withval", [SuExec root directory] ) ] )
784 AC_ARG_WITH(suexec-uidmin,
785 APACHE_HELP_STRING(--with-suexec-uidmin,Minimal allowed UID),[
786 AC_DEFINE_UNQUOTED(AP_UID_MIN, $withval, [Minimum allowed UID] ) ] )
788 AC_ARG_WITH(suexec-gidmin,
789 APACHE_HELP_STRING(--with-suexec-gidmin,Minimal allowed GID),[
790 AC_DEFINE_UNQUOTED(AP_GID_MIN, $withval, [Minimum allowed GID] ) ] )
792 AC_ARG_WITH(suexec-logfile,
793 APACHE_HELP_STRING(--with-suexec-logfile,Set the logfile),[
794 if test "x$withval" = "xyes"; then
795 AC_MSG_ERROR([log filename required for --with-suexec-logfile option])
796 elif test "x$withval" != "xno"; then
797 AC_DEFINE_UNQUOTED(AP_LOG_EXEC, "$withval", [SuExec log file])
801 AC_ARG_WITH(suexec-syslog,
802 APACHE_HELP_STRING(--with-suexec-syslog,Set the logfile),[
803 if test $withval = "yes"; then
804 if test "x${with_suexec_logfile}" != "xno"; then
805 AC_MSG_NOTICE([hint: use "--without-suexec-logfile --with-suexec-syslog"])
806 AC_MSG_ERROR([suexec does not support both logging to file and syslog])
808 AC_CHECK_FUNCS([vsyslog], [], [
809 AC_MSG_ERROR([cannot support syslog from suexec without vsyslog()])])
810 AC_DEFINE(AP_LOG_SYSLOG, 1, [SuExec log to syslog])
815 AC_ARG_WITH(suexec-safepath,
816 APACHE_HELP_STRING(--with-suexec-safepath,Set the safepath),[
817 AC_DEFINE_UNQUOTED(AP_SAFE_PATH, "$withval", [safe shell path for SuExec] ) ] )
819 AC_ARG_WITH(suexec-umask,
820 APACHE_HELP_STRING(--with-suexec-umask,umask for suexec'd process),[
821 AC_DEFINE_UNQUOTED(AP_SUEXEC_UMASK, 0$withval, [umask for suexec'd process] ) ] )
823 INSTALL_SUEXEC=setuid
824 AC_ARG_ENABLE([suexec-capabilities],
825 APACHE_HELP_STRING(--enable-suexec-capabilities,Use Linux capability bits not setuid root suexec), [
826 if test "$enableval" = "yes"; then
828 AC_DEFINE(AP_SUEXEC_CAPABILITIES, 1,
829 [Enable if suexec is installed with Linux capabilities, not setuid])
832 APACHE_SUBST(INSTALL_SUEXEC)
834 dnl APR should go after the other libs, so the right symbols can be picked up
835 if test x${apu_found} != xobsolete; then
836 AP_LIBS="$AP_LIBS `$apu_config --avoid-ldap --link-libtool --libs`"
838 AP_LIBS="$AP_LIBS `$apr_config --link-libtool --libs`"
839 APACHE_SUBST(AP_LIBS)
840 APACHE_SUBST(AP_BUILD_SRCLIB_DIRS)
841 APACHE_SUBST(AP_CLEAN_SRCLIB_DIRS)
843 AC_DEFINE(AP_USING_AUTOCONF, 1,
844 [Using autoconf to configure Apache])
846 if test "$SINGLE_LISTEN_UNSERIALIZED_ACCEPT" = "1"; then
847 AC_DEFINE(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, 1,
848 [This platform doesn't suffer from the thundering herd problem])
851 if test "$AP_NONBLOCK_WHEN_MULTI_LISTEN" = "1"; then
852 AC_DEFINE(AP_NONBLOCK_WHEN_MULTI_LISTEN, 1,
853 [Listening sockets are non-blocking when there are more than 1])
856 APR_CHECK_APR_DEFINE(APR_HAVE_IPV6)
858 AC_ARG_ENABLE(v4-mapped,APACHE_HELP_STRING(--enable-v4-mapped,Allow IPv6 sockets to handle IPv4 connections),
867 *freebsd*|*netbsd*|*openbsd*)
874 if ap_mpm_is_enabled winnt; then
875 dnl WinNT MPM doesn't support this.
880 if test $v4mapped = "yes" -a $ac_cv_define_APR_HAVE_IPV6 = "yes"; then
881 AC_DEFINE(AP_ENABLE_V4_MAPPED, 1,
882 [Allow IPv4 connections on IPv6 listening sockets])
885 AC_ARG_ENABLE(bsd-makefiles,APACHE_HELP_STRING(--enable-bsd-makefiles,use BSD Makefile syntax),
887 FORCE_BSD_MAKEFILE=$enableval
888 AC_MSG_NOTICE([Setting "FORCE_BSD_MAKEFILE" to $FORCE_BSD_MAKEFILE])
891 FORCE_BSD_MAKEFILE="auto"
894 APACHE_FAST_OUTPUT(Makefile modules/Makefile srclib/Makefile)
895 APACHE_FAST_OUTPUT(os/Makefile server/Makefile)
896 APACHE_FAST_OUTPUT(support/Makefile)
898 if test -d ./test; then
899 APACHE_FAST_OUTPUT(test/Makefile)
902 dnl ## Finalize the variables
904 AC_MSG_NOTICE([Restore user-defined environment settings...])
907 APR_RESTORE_THE_ENVIRONMENT(CPPFLAGS, EXTRA_)
908 APR_RESTORE_THE_ENVIRONMENT(CFLAGS, EXTRA_)
909 APR_RESTORE_THE_ENVIRONMENT(CXXFLAGS, EXTRA_)
910 APR_RESTORE_THE_ENVIRONMENT(LDFLAGS, EXTRA_)
911 APR_RESTORE_THE_ENVIRONMENT(LIBS, EXTRA_)
912 APR_RESTORE_THE_ENVIRONMENT(INCLUDES, EXTRA_)
915 AC_MSG_NOTICE([Construct makefiles and header files...])
918 APACHE_GEN_CONFIG_VARS
920 dnl ## Build modules.c
922 echo $MODLIST | $AWK -f $srcdir/build/build-modules-c.awk > modules.c
924 APR_EXPAND_VAR(ap_prefix, $prefix)
925 AC_DEFINE_UNQUOTED(HTTPD_ROOT, "${ap_prefix}",
926 [Root directory of the Apache install area])
927 AC_DEFINE_UNQUOTED(SERVER_CONFIG_FILE, "${rel_sysconfdir}/${progname}.conf",
928 [Location of the config file, relative to the Apache root directory])
929 AC_DEFINE_UNQUOTED(AP_TYPES_CONFIG_FILE, "${rel_sysconfdir}/mime.types",
930 [Location of the MIME types config file, relative to the Apache root directory])
932 perlbin=`$ac_aux_dir/PrintPath perl`
933 if test "x$perlbin" = "x"; then
934 perlbin="/replace/with/path/to/perl/interpreter"
938 dnl If we are running on a BSD variant, see if we need to use the BSD .include syntax.
940 ap_make_include=include
944 ap_make_delimiter=' '
945 if test "x$FORCE_BSD_MAKEFILE" = "xno"; then
947 elif test "x$FORCE_BSD_MAKEFILE" = "xyes"; then
952 # Check whether they've installed GNU make
953 if make --version > /dev/null 2>&1; then
964 if test "x$BSD_MAKEFILE" = "xyes"; then
965 ap_make_include=.include
969 ap_make_delimiter='"'
971 AC_MSG_NOTICE([using BSD Makefile syntax... $BSD_MAKEFILE])
973 AC_SUBST(ap_make_include)
974 AC_SUBST(ap_make_ifdef)
975 AC_SUBST(ap_make_else)
976 AC_SUBST(ap_make_endif)
977 AC_SUBST(ap_make_delimiter)
979 dnl Ensure that docs/conf is created.
980 test -d docs/conf||$mkdir_p docs/conf
982 AC_OUTPUT($APACHE_OUTPUT_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,[true],[