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)
14 dnl # Include our own M4 macros along with those for APR and libtool
16 sinclude(build/apr_common.m4)
17 sinclude(build/find_apr.m4)
18 sinclude(build/find_apu.m4)
19 sinclude(acinclude.m4)
21 dnl XXX we can't just use AC_PREFIX_DEFAULT because that isn't subbed in
22 dnl by configure until it is too late. Is that how it should be or not?
23 dnl Something seems broken here.
24 AC_PREFIX_DEFAULT(/usr/local/apache2)
26 dnl Get the layout here, so we can pass the required variables to apr
27 APR_ENABLE_LAYOUT(Apache, [errordir iconsdir htdocsdir cgidir])
29 dnl reparse the configure arguments.
32 dnl export expanded and relative configure argument variables
33 APACHE_EXPORT_ARGUMENTS
35 dnl Save user-defined environment settings for later restoration
37 APR_SAVE_THE_ENVIRONMENT(CPPFLAGS)
38 APR_SAVE_THE_ENVIRONMENT(CFLAGS)
39 APR_SAVE_THE_ENVIRONMENT(CXXFLAGS)
40 APR_SAVE_THE_ENVIRONMENT(LDFLAGS)
41 APR_SAVE_THE_ENVIRONMENT(LIBS)
42 APR_SAVE_THE_ENVIRONMENT(INCLUDES)
44 dnl Generate ./config.nice for reproducing runs of configure
46 APR_CONFIG_NICE(config.nice)
50 dnl Check that mkdir -p works
51 APR_MKDIR_P_CHECK($top_srcdir/build/mkdir.sh)
53 dnl ## Run configure for packages Apache uses
55 dnl shared library support for these packages doesn't currently
56 dnl work on some platforms
62 echo $ac_n "${nl}Configuring Apache Portable Runtime library ...${nl}"
64 APR_FIND_APR("$srcdir/srclib/apr", "./srclib/apr", 1)
66 if test "$apr_found" = "no"; then
67 AC_MSG_ERROR([APR not found. Please read the documentation.])
70 if test "$apr_found" = "reconfig"; then
71 APR_SUBDIR_CONFIG(srclib/apr,
72 [$apache_apr_flags --prefix=$prefix --exec-prefix=$exec_prefix --libdir=$libdir --includedir=$includedir --bindir=$bindir --datadir=$datadir --with-installbuilddir=$installbuilddir],
73 [--enable-layout=*|\'--enable-layout=*])
74 dnl We must be the first to build and the last to be cleaned
75 AP_BUILD_SRCLIB_DIRS="apr $AP_BUILD_SRCLIB_DIRS"
76 AP_CLEAN_SRCLIB_DIRS="$AP_CLEAN_SRCLIB_DIRS apr"
79 APR_SETIFNULL(CC, `$apr_config --cc`)
80 APR_SETIFNULL(CPP, `$apr_config --cpp`)
81 APR_ADDTO(CFLAGS, `$apr_config --cflags`)
82 APR_ADDTO(CPPFLAGS, `$apr_config --cppflags`)
83 APR_ADDTO(LDFLAGS, `$apr_config --ldflags`)
84 APR_ADDTO(INCLUDES, `$apr_config --includes`)
85 SHLIBPATH_VAR=`$apr_config --shlib-path-var`
86 APR_BINDIR=`$apr_config --bindir`
87 APR_INCLUDEDIR=`$apr_config --includedir`
89 echo $ac_n "${nl}Configuring Apache Portable Runtime Utility library...${nl}"
91 APR_FIND_APU("$srcdir/srclib/apr-util", "./srclib/apr-util", 1)
93 if test "$apu_found" = "no"; then
94 AC_MSG_ERROR([APR-util not found. Please read the documentation.])
97 if test "$apu_found" = "reconfig"; then
98 APR_SUBDIR_CONFIG(srclib/apr-util,
99 [--with-apr=../apr --prefix=$prefix --exec-prefix=$exec_prefix --libdir=$libdir --includedir=$includedir --bindir=$bindir],
100 [--enable-layout=*|\'--enable-layout=*])
101 dnl We must be the last to build and the first to be cleaned
102 AP_BUILD_SRCLIB_DIRS="$AP_BUILD_SRCLIB_DIRS apr-util"
103 AP_CLEAN_SRCLIB_DIRS="apr-util $AP_CLEAN_SRCLIB_DIRS"
106 APR_ADDTO(LDFLAGS, `$apu_config --ldflags`)
107 APR_ADDTO(INCLUDES, `$apu_config --includes`)
108 APU_BINDIR=`$apu_config --bindir`
109 APU_INCLUDEDIR=`$apu_config --includedir`
111 dnl In case we picked up CC and CPP from APR, get that info into the
112 dnl config cache so that PCRE uses it. Otherwise, CC and CPP used for
113 dnl PCRE and for our config tests will be whatever PCRE determines.
117 echo $ac_n "${nl}Configuring PCRE regular expression library ...${nl}"
119 APR_SUBDIR_CONFIG(srclib/pcre,
120 [--prefix=$prefix --exec-prefix=$exec_prefix --libdir=$libdir --includedir=$includedir --bindir=$bindir])
122 echo $ac_n "${nl}Configuring Apache httpd ...${nl}"
124 dnl Absolute source/build directory
125 abs_srcdir=`(cd $srcdir && pwd)`
128 dnl If the source dir is not equal to the build dir,
129 dnl then we are running in VPATH mode.
131 APR_ADDTO(INCLUDES, [-I.])
133 if test "$abs_builddir" != "$abs_srcdir"; then
134 APR_ADDTO(INCLUDES, [-I\$(top_builddir)/include])
137 APR_ADDTO(INCLUDES, [-I\$(top_srcdir)/os/\$(OS_DIR) -I\$(top_srcdir)/server/mpm/\$(MPM_SUBDIR_NAME) -I\$(top_srcdir)/modules/http -I\$(top_srcdir)/modules/filters -I\$(top_srcdir)/modules/proxy -I\$(top_srcdir)/include -I\$(top_srcdir)/modules/generators])
139 echo $ac_n "${nl}Applying OS-specific hints for httpd ...${nl}"
143 # Use a custom made libtool replacement
144 echo "using aplibtool"
145 LIBTOOL="$abs_srcdir/srclib/apr/build/aplibtool"
146 SH_LIBTOOL="$LIBTOOL --shared --export-all"
147 SH_LIBS="\$(ALL_LIBS)"
148 CORE_IMPLIB_FILE="ApacheCoreOS2.la"
149 CORE_IMPLIB="$abs_srcdir/server/$CORE_IMPLIB_FILE"
151 other_targets="$other_targets os2core"
152 INSTALL_PROG_FLAGS="-e .exe"
157 if test "x$LTFLAGS" = "x"; then
160 my_libtool=`$apr_config --apr-libtool`
161 LIBTOOL="$my_libtool \$(LTFLAGS)"
162 libtoolversion=`$my_libtool --version`
163 case $libtoolversion in
165 SH_LIBTOOL='$(LIBTOOL)'
166 SHLTCFLAGS="-prefer-pic"
167 LTCFLAGS="-prefer-non-pic -static"
170 SH_LIBTOOL='$(SHELL) $(top_builddir)/shlibtool $(LTFLAGS)'
177 APACHE_SUBST(SHLTCFLAGS)
178 APACHE_SUBST(LTCFLAGS)
184 APR_SETVAR(APACHE_MPM, [prefork])
185 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
188 APR_SETVAR(APACHE_MPM, [beos])
189 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
192 APR_SETVAR(APACHE_MPM, [mpmt_os2])
193 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
198 AP_SIG_GRACEFUL=WINCH
201 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
207 *486-*-bsdi* | *-netbsd* | *-freebsd* | *-apple-darwin* | *-dec-osf* | *-qnx)
208 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
211 dnl This is a hack -- we should be using AC_TRY_RUN instead
212 ap_platform_runtime_link_flag="-R"
213 dnl solaris 8 and above don't have a thundering herd
214 dnl not sure about rev's before this one.
219 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
224 APR_SETVAR(APACHE_MPM, [prefork])
225 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
228 aixver=`echo $host | sed 's/^[[^0-9]]*//' | sed 's/\.//g'`
229 if test $aixver -ge 4320; then
230 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
234 APR_SETVAR(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, [1])
238 APR_SETVAR(AP_NONBLOCK_WHEN_MULTI_LISTEN, [1])
241 dnl Process command line arguments. This is done early in the process so the
242 dnl user can get feedback quickly in case of an error.
244 dnl ### need to move some of the arguments "up here"
246 dnl ## Check for programs
252 AC_CHECK_TOOL(RANLIB, ranlib, true)
253 dnl AC_PATH_PROG(PERL_PATH, perl)
254 AC_CHECK_PROGS(LYNX_PATH,[lynx links elinks], [lynx])
256 dnl various OS checks that apparently set required flags
261 dnl Check for what we can generate dependency files with
264 dnl ## Check for libraries
266 dnl ## Check for header files
268 dnl I think these are just used all over the place, so just check for
269 dnl them at the base of the tree. If some are specific to a single
270 dnl directory, they should be moved (Comment #Spoon)
272 dnl Regarding standard header files: AC_HEADER_STDC doesn't set symbols
273 dnl HAVE_STRING_H, HAVE_STDLIB_H, etc., so those are checked for
274 dnl explicitly so that the normal HAVE_xxx_H symbol is defined.
291 dnl ## Check for typedefs, structures, and compiler characteristics.
294 if test "$ac_cv_prog_gcc" = "yes"; then
295 APR_ADDTO(NOTEST_CPPFLAGS,-DAP_HAVE_DESIGNATED_INITIALIZER)
298 dnl ## Check for library functions
299 AC_SEARCH_LIBS(sqrt, m)
301 dnl See Comment #Spoon
312 dnl ## Check for the tm_gmtoff field in struct tm to get the timezone diffs
313 AC_CACHE_CHECK([for tm_gmtoff in struct tm], ac_cv_struct_tm_gmtoff,
314 [AC_TRY_COMPILE([#include <sys/types.h>
315 #include <time.h>], [struct tm tm; tm.tm_gmtoff;],
316 ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no)])
317 if test "$ac_cv_struct_tm_gmtoff" = "yes"; then
318 AC_DEFINE(HAVE_GMTOFF, 1, [Define if struct tm has a tm_gmtoff field])
321 dnl ## Set up any appropriate OS-specific environment variables for apachectl
325 # for 32-bit builds, increase MAXDATA to allow lots of threads
326 if test x$OBJECT_MODE != x64; then
327 OS_SPECIFIC_VARS="LDR_CNTRL=\"MAXDATA=0x80000000\" ; export LDR_CNTRL ;"
329 OS_SPECIFIC_VARS="$OS_SPECIFIC_VARS AIXTHREAD_SCOPE=S ; export AIXTHREAD_SCOPE"
330 OS_SPECIFIC_VARS="$OS_SPECIFIC_VARS ; AIXTHREAD_MUTEX_DEBUG=OFF ; export AIXTHREAD_MUTEX_DEBUG"
331 OS_SPECIFIC_VARS="$OS_SPECIFIC_VARS ; AIXTHREAD_RWLOCK_DEBUG=OFF ; export AIXTHREAD_RWLOCK_DEBUG"
332 OS_SPECIFIC_VARS="$OS_SPECIFIC_VARS ; AIXTHREAD_COND_DEBUG=OFF ; export AIXTHREAD_COND_DEBUG"
333 OS_SPECIFIC_VARS="$OS_SPECIFIC_VARS ; SPINLOOPTIME=1000 ; export SPINLOOPTIME"
334 OS_SPECIFIC_VARS="$OS_SPECIFIC_VARS ; YIELDLOOPTIME=8 ; export YIELDLOOPTIME"
335 OS_SPECIFIC_VARS="$OS_SPECIFIC_VARS ; MALLOCMULTIHEAP=considersize,heaps:8 ; export MALLOCMULTIHEAP"
338 OS_SPECIFIC_VARS="export _CEE_RUNOPTS=\"STACK(,,ANY)\" ; export _EDC_ADD_ERRNO2=1"
344 AC_ARG_WITH(port,APACHE_HELP_STRING(--with-port=PORT,Port on which to listen (default is 80)),
345 [if test "$withval" = "yes"; then AC_MSG_ERROR('option --with-port requires a value (the TCP port number)'); else PORT="$withval"; fi],
348 APR_CHECK_APR_DEFINE(APR_HAVE_IPV6)
350 AC_ARG_ENABLE(v4-mapped,APACHE_HELP_STRING(--enable-v4-mapped,Allow IPv6 sockets to handle IPv4 connections),
356 *freebsd5*|*netbsd*|*openbsd*)
365 if test $v4mapped = "yes" -a $ac_cv_define_APR_HAVE_IPV6 = "yes"; then
366 AC_DEFINE(AP_ENABLE_V4_MAPPED, 1,
367 [Allow IPv4 connections on IPv6 listening sockets])
370 AC_ARG_ENABLE(exception-hook,APACHE_HELP_STRING(--enable-exception-hook,Enable fatal exception hook),
372 AC_DEFINE(AP_ENABLE_EXCEPTION_HOOK, 1,
373 [Allow modules to run hook after a fatal exception])
376 AC_ARG_ENABLE(maintainer-mode,APACHE_HELP_STRING(--enable-maintainer-mode,Turn on debugging and compile time warnings),
378 APR_ADDTO(CPPFLAGS, -DAP_DEBUG)
381 prefix="$orig_prefix"
382 APACHE_ENABLE_MODULES
384 dnl reading config stubs
385 esyscmd(./build/config-stubs .)
387 APACHE_SUBST(progname)
388 APACHE_SUBST(MPM_LIB)
391 APACHE_SUBST(BUILTIN_LIBS)
392 APACHE_SUBST(SHLIBPATH_VAR)
393 APACHE_SUBST(OS_SPECIFIC_VARS)
395 PRE_SHARED_CMDS='echo ""'
396 POST_SHARED_CMDS='echo ""'
398 dnl apache_need_shared tells us if Apache modules are being built as DSOs
400 if test "$apache_need_shared" = "yes"; then
401 if test -f $ac_aux_dir/ltconfig; then
402 $SHELL $ac_aux_dir/ltconfig --output=shlibtool --disable-static --srcdir=$ac_aux_dir --cache-file=./config.cache $ac_aux_dir/ltmain.sh
404 shared_build="shared-build"
407 dnl enable_so tells us if *any* modules can be built as DSOs
409 if test "$enable_so" = "yes"; then
412 HTTPD_LDFLAGS="$HTTPD_LDFLAGS -Wl,-uXML_Parse -Wl,-bE:$abs_builddir/server/httpd.exp"
413 SH_LDFLAGS="$SH_LDFLAGS \$(EXTRA_LDFLAGS) \$(EXTRA_LIBS)"
414 UTIL_LDFLAGS="$UTIL_LDFLAGS -Wl,-uXML_Parse"
417 SH_LDFLAGS='$(top_builddir)/_APP_'
418 PRE_SHARED_CMDS='ln -s $(top_builddir)/httpd $(top_builddir)/_APP_'
419 POST_SHARED_CMDS='rm $(top_builddir)/_APP_'
422 HTTPD_LDFLAGS="$HTTPD_LDFLAGS --main=$abs_srcdir/server/main.o --core-dll=$abs_srcdir/apachecore.dll"
423 SH_LDFLAGS="$SH_LDFLAGS --core-dll=$abs_srcdir/apachecore.dll"
427 APACHE_SUBST(PRE_SHARED_CMDS)
428 APACHE_SUBST(POST_SHARED_CMDS)
429 APACHE_SUBST(shared_build)
431 AC_ARG_WITH(program-name,
432 APACHE_HELP_STRING(--with-program-name,alternate executable name),[
433 progname="$withval" ], [
437 AC_ARG_WITH(suexec-bin,
438 APACHE_HELP_STRING(--with-suexec-bin,Path to suexec binary),[
439 AC_DEFINE_UNQUOTED(SUEXEC_BIN, "$withval", [Path to suexec binary] )
442 AC_ARG_WITH(suexec-caller,
443 APACHE_HELP_STRING(--with-suexec-caller,User allowed to call SuExec),[
444 AC_DEFINE_UNQUOTED(AP_HTTPD_USER, "$withval", [User allowed to call SuExec] ) ] )
446 AC_ARG_WITH(suexec-userdir,
447 APACHE_HELP_STRING(--with-suexec-userdir,User subdirectory),[
448 AC_DEFINE_UNQUOTED(AP_USERDIR_SUFFIX, "$withval", [User subdirectory] ) ] )
450 AC_ARG_WITH(suexec-docroot,
451 APACHE_HELP_STRING(--with-suexec-docroot,SuExec root directory),[
452 AC_DEFINE_UNQUOTED(AP_DOC_ROOT, "$withval", [SuExec root directory] ) ] )
454 AC_ARG_WITH(suexec-uidmin,
455 APACHE_HELP_STRING(--with-suexec-uidmin,Minimal allowed UID),[
456 AC_DEFINE_UNQUOTED(AP_UID_MIN, $withval, [Minimum allowed UID] ) ] )
458 AC_ARG_WITH(suexec-gidmin,
459 APACHE_HELP_STRING(--with-suexec-gidmin,Minimal allowed GID),[
460 AC_DEFINE_UNQUOTED(AP_GID_MIN, $withval, [Minimum allowed GID] ) ] )
462 AC_ARG_WITH(suexec-logfile,
463 APACHE_HELP_STRING(--with-suexec-logfile,Set the logfile),[
464 AC_DEFINE_UNQUOTED(AP_LOG_EXEC, "$withval", [SuExec log file] ) ] )
466 AC_ARG_WITH(suexec-safepath,
467 APACHE_HELP_STRING(--with-suexec-safepath,Set the safepath),[
468 AC_DEFINE_UNQUOTED(AP_SAFE_PATH, "$withval", [safe shell path for SuExec] ) ] )
470 AC_ARG_WITH(suexec-umask,
471 APACHE_HELP_STRING(--with-suexec-umask,umask for suexec'd process),[
472 AC_DEFINE_UNQUOTED(AP_SUEXEC_UMASK, 0$withval, [umask for suexec'd process] ) ] )
474 dnl AP_LIBS specifies the actual libraries. note we have some required libs.
475 AP_LIBS="$abs_builddir/srclib/pcre/libpcre.la $AP_LIBS"
477 dnl APR should go after the other libs, so the right symbols can be picked up
478 AP_LIBS="$AP_LIBS `$apu_config --link-libtool --libs` `$apr_config --link-libtool --libs`"
479 APACHE_SUBST(AP_LIBS)
480 APACHE_SUBST(AP_BUILD_SRCLIB_DIRS)
481 APACHE_SUBST(AP_CLEAN_SRCLIB_DIRS)
483 AC_DEFINE(AP_USING_AUTOCONF, 1,
484 [Using autoconf to configure Apache])
486 if test "$SINGLE_LISTEN_UNSERIALIZED_ACCEPT" = "1"; then
487 AC_DEFINE(SINGLE_LISTEN_UNSERIALIZED_ACCEPT, 1,
488 [This platform doesn't suffer from the thundering herd problem])
491 if test "$AP_NONBLOCK_WHEN_MULTI_LISTEN" = "1"; then
492 AC_DEFINE(AP_NONBLOCK_WHEN_MULTI_LISTEN, 1,
493 [Listening sockets are non-blocking when there are more than 1])
496 AC_DEFINE_UNQUOTED(AP_SIG_GRACEFUL, SIG$AP_SIG_GRACEFUL, [Signal used to gracefully restart])
497 AC_DEFINE_UNQUOTED(AP_SIG_GRACEFUL_STRING, "SIG$AP_SIG_GRACEFUL", [Signal used to gracefully restart (as a quoted string)])
498 AC_DEFINE_UNQUOTED(AP_SIG_GRACEFUL_SHORT, $AP_SIG_GRACEFUL, [Signal used to gracefully restart (without SIG prefix)])
499 AP_SIG_GRACEFUL_SHORT=$AP_SIG_GRACEFUL
500 AP_SIG_GRACEFUL=SIG$AP_SIG_GRACEFUL_SHORT
501 AC_SUBST(AP_SIG_GRACEFUL)
502 AC_SUBST(AP_SIG_GRACEFUL_STRING)
503 AC_SUBST(AP_SIG_GRACEFUL_SHORT)
505 APACHE_FAST_OUTPUT(Makefile modules/Makefile srclib/Makefile)
506 APACHE_FAST_OUTPUT(os/Makefile server/Makefile)
507 APACHE_FAST_OUTPUT(support/Makefile srclib/pcre/Makefile)
509 if test -d ./test; then
510 APACHE_FAST_OUTPUT(test/Makefile)
513 dnl ## Finalize the variables
514 echo $ac_n "${nl}Restore user-defined environment settings...${nl}"
516 APR_RESTORE_THE_ENVIRONMENT(CPPFLAGS, EXTRA_)
517 APR_RESTORE_THE_ENVIRONMENT(CFLAGS, EXTRA_)
518 APR_RESTORE_THE_ENVIRONMENT(CXXFLAGS, EXTRA_)
519 APR_RESTORE_THE_ENVIRONMENT(LDFLAGS, EXTRA_)
520 APR_RESTORE_THE_ENVIRONMENT(LIBS, EXTRA_)
521 APR_RESTORE_THE_ENVIRONMENT(INCLUDES, EXTRA_)
523 echo $ac_n "${nl}Construct makefiles and header files...${nl}"
525 APACHE_GEN_CONFIG_VARS
527 dnl ## Build modules.c
529 echo $MODLIST | $AWK -f $srcdir/build/build-modules-c.awk > modules.c
531 APR_EXPAND_VAR(ap_prefix, $prefix)
532 AC_DEFINE_UNQUOTED(HTTPD_ROOT, "${ap_prefix}",
533 [Root directory of the Apache install area])
534 AC_DEFINE_UNQUOTED(SERVER_CONFIG_FILE, "${rel_sysconfdir}/${progname}.conf",
535 [Location of the config file, relative to the Apache root directory])
536 AC_DEFINE_UNQUOTED(AP_TYPES_CONFIG_FILE, "${rel_sysconfdir}/mime.types",
537 [Location of the MIME types config file, relative to the Apache root directory])
538 AC_DEFINE_UNQUOTED(APACHE_MPM_DIR, "$MPM_DIR",
539 [Location of the source for the current MPM])
541 perlbin=`$ac_aux_dir/PrintPath perl`
542 if test "x$perlbin" = "x"; then
543 perlbin="/replace/with/path/to/perl/interpreter"
547 dnl If we are running on BSD/OS, we need to use the BSD .include syntax.
550 ap_make_include=include
551 ap_make_delimiter=' '
554 # Check whether they've installed GNU make
555 if make --version > /dev/null 2>&1; then
559 ap_make_include=.include
560 ap_make_delimiter='"'
564 AC_SUBST(ap_make_include)
565 AC_SUBST(ap_make_delimiter)
567 dnl Ensure that docs/conf is created.
568 test -d docs/conf||$mkdir_p docs/conf
570 AC_OUTPUT($APACHE_OUTPUT_FILES docs/conf/httpd-std.conf docs/conf/ssl-std.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,[true],[