2 dnl APACHE_HELP_STRING(LHS, RHS)
3 dnl Autoconf 2.50 can not handle substr correctly. It does have
4 dnl AC_HELP_STRING, so let's try to call it if we can.
5 dnl Note: this define must be on one line so that it can be properly returned
6 dnl as the help string.
7 AC_DEFUN(APACHE_HELP_STRING,[ifelse(regexp(AC_ACVERSION, 2\.1), -1, AC_HELP_STRING($1,$2),[ ]$1 substr([ ],len($1))$2)])dnl
9 dnl APACHE_SUBST(VARIABLE)
10 dnl Makes VARIABLE available in generated files
11 dnl (do not use @variable@ in Makefiles, but $(variable))
12 AC_DEFUN(APACHE_SUBST,[
13 APACHE_VAR_SUBST="$APACHE_VAR_SUBST $1"
17 dnl APACHE_FAST_OUTPUT(FILENAME)
18 dnl Perform substitutions on FILENAME (Makefiles only)
19 AC_DEFUN(APACHE_FAST_OUTPUT,[
20 APACHE_FAST_OUTPUT_FILES="$APACHE_FAST_OUTPUT_FILES $1"
23 dnl APACHE_GEN_CONFIG_VARS
24 dnl Creates config_vars.mk
25 AC_DEFUN(APACHE_GEN_CONFIG_VARS,[
26 APACHE_SUBST(abs_srcdir)
30 APACHE_SUBST(logfiledir)
31 APACHE_SUBST(exec_prefix)
33 APACHE_SUBST(localstatedir)
36 APACHE_SUBST(libexecdir)
37 APACHE_SUBST(htdocsdir)
38 APACHE_SUBST(manualdir)
39 APACHE_SUBST(includedir)
40 APACHE_SUBST(errordir)
41 APACHE_SUBST(iconsdir)
42 APACHE_SUBST(sysconfdir)
43 APACHE_SUBST(installbuilddir)
44 APACHE_SUBST(runtimedir)
45 APACHE_SUBST(proxycachedir)
46 APACHE_SUBST(other_targets)
47 APACHE_SUBST(progname)
53 APACHE_SUBST(CPPFLAGS)
55 APACHE_SUBST(CXXFLAGS)
58 APACHE_SUBST(LT_LDFLAGS)
59 APACHE_SUBST(SH_LDFLAGS)
60 APACHE_SUBST(HTTPD_LDFLAGS)
61 APACHE_SUBST(UTIL_LDFLAGS)
64 APACHE_SUBST(INCLUDES)
65 APACHE_SUBST(NOTEST_CPPFLAGS)
66 APACHE_SUBST(NOTEST_CFLAGS)
67 APACHE_SUBST(NOTEST_CXXFLAGS)
68 APACHE_SUBST(NOTEST_LDFLAGS)
69 APACHE_SUBST(NOTEST_LIBS)
70 APACHE_SUBST(EXTRA_CPPFLAGS)
71 APACHE_SUBST(EXTRA_CFLAGS)
72 APACHE_SUBST(EXTRA_CXXFLAGS)
73 APACHE_SUBST(EXTRA_LDFLAGS)
74 APACHE_SUBST(EXTRA_LIBS)
75 APACHE_SUBST(EXTRA_INCLUDES)
78 APACHE_SUBST(MODULE_DIRS)
79 APACHE_SUBST(MODULE_CLEANDIRS)
81 APACHE_SUBST(nonssl_listen_stmt_1)
82 APACHE_SUBST(nonssl_listen_stmt_2)
83 APACHE_SUBST(CORE_IMPLIB_FILE)
84 APACHE_SUBST(CORE_IMPLIB)
86 APACHE_SUBST(SH_LIBTOOL)
87 APACHE_SUBST(MK_IMPLIB)
89 APACHE_SUBST(INSTALL_PROG_FLAGS)
90 APACHE_SUBST(DSO_MODULES)
91 APACHE_SUBST(APR_BINDIR)
92 APACHE_SUBST(APR_INCLUDEDIR)
93 APACHE_SUBST(APR_VERSION)
94 APACHE_SUBST(APR_CONFIG)
95 APACHE_SUBST(APU_BINDIR)
96 APACHE_SUBST(APU_INCLUDEDIR)
97 APACHE_SUBST(APU_VERSION)
98 APACHE_SUBST(APU_CONFIG)
100 abs_srcdir="`(cd $srcdir && pwd)`"
102 echo creating config_vars.mk
103 test -d build || $mkdir_p build
104 > build/config_vars.mk
105 for i in $APACHE_VAR_SUBST; do
106 eval echo "$i = \$$i" >> build/config_vars.mk
110 dnl APACHE_GEN_MAKEFILES
111 dnl Creates Makefiles
112 AC_DEFUN(APACHE_GEN_MAKEFILES,[
113 $SHELL $srcdir/build/fastgen.sh $srcdir $ac_cv_mkdir_p $BSD_MAKEFILE $APACHE_FAST_OUTPUT_FILES
116 dnl ## APACHE_OUTPUT(file)
117 dnl ## adds "file" to the list of files generated by AC_OUTPUT
118 dnl ## This macro can be used several times.
119 AC_DEFUN(APACHE_OUTPUT, [
120 APACHE_OUTPUT_FILES="$APACHE_OUTPUT_FILES $1"
124 dnl APACHE_TYPE_RLIM_T
126 dnl If rlim_t is not defined, define it to int
128 AC_DEFUN(APACHE_TYPE_RLIM_T, [
129 AC_CACHE_CHECK([for rlim_t], ac_cv_type_rlim_t, [
131 #include <sys/types.h>
132 #include <sys/time.h>
133 #include <sys/resource.h>
134 ], [rlim_t spoon;], [
135 ac_cv_type_rlim_t=yes
136 ],[ac_cv_type_rlim_t=no
139 if test "$ac_cv_type_rlim_t" = "no" ; then
140 AC_DEFINE(rlim_t, int,
141 [Define to 'int' if <sys/resource.h> doesn't define it for us])
145 dnl APACHE_MODPATH_INIT(modpath)
146 AC_DEFUN(APACHE_MODPATH_INIT,[
148 modpath_current=modules/$1
151 test -d $1 || $srcdir/build/mkdir.sh $modpath_current
152 > $modpath_current/modules.mk
155 AC_DEFUN(APACHE_MODPATH_FINISH,[
156 echo "DISTCLEAN_TARGETS = modules.mk" >> $modpath_current/modules.mk
157 echo "static = $modpath_static" >> $modpath_current/modules.mk
158 echo "shared = $modpath_shared" >> $modpath_current/modules.mk
159 if test ! -z "$modpath_static" -o ! -z "$modpath_shared"; then
160 MODULE_DIRS="$MODULE_DIRS $current_dir"
162 MODULE_CLEANDIRS="$MODULE_CLEANDIRS $current_dir"
164 APACHE_FAST_OUTPUT($modpath_current/Makefile)
167 dnl APACHE_MODPATH_ADD(name[, shared[, objects [, ldflags[, libs]]]])
168 AC_DEFUN(APACHE_MODPATH_ADD,[
169 if test -z "$3"; then
175 if test -z "$module_standalone"; then
176 if test -z "$2"; then
177 # The filename of a convenience library must have a "lib" prefix:
178 libname="libmod_$1.la"
179 BUILTIN_LIBS="$BUILTIN_LIBS $modpath_current/$libname"
180 modpath_static="$modpath_static $libname"
181 cat >>$modpath_current/modules.mk<<EOF
183 \$(MOD_LINK) $objects $5
186 apache_need_shared=yes
188 shobjects=`echo $objects | sed 's/\.lo/.slo/g'`
189 modpath_shared="$modpath_shared $libname"
190 cat >>$modpath_current/modules.mk<<EOF
192 \$(SH_LINK) -rpath \$(libexecdir) -module -avoid-version $4 $objects $5
199 dnl APACHE_MODULE(name, helptext[, objects[, structname[, default[, config]]]])
201 dnl default is one of:
202 dnl yes -- enabled by default. user must explicitly disable.
203 dnl no -- disabled under default, most, all. user must explicitly enable.
204 dnl most -- disabled by default. enabled explicitly or with most or all.
205 dnl static -- enabled as static by default, must be explicitly changed.
206 dnl "" -- disabled under default, most. enabled explicitly or with all.
208 dnl basically: yes/no is a hard setting. "most" means follow the "most"
209 dnl setting. otherwise, fall under the "all" setting.
210 dnl explicit yes/no always overrides.
212 AC_DEFUN(APACHE_MODULE,[
213 AC_MSG_CHECKING(whether to enable mod_$1)
214 define([optname],[--]ifelse($5,yes,disable,enable)[-]translit($1,_,-))dnl
215 AC_ARG_ENABLE(translit($1,_,-),APACHE_HELP_STRING(optname(),$2),,enable_$1=ifelse($5,,maybe-all,$5))
216 undefine([optname])dnl
218 dnl When --enable-modules=most is set and the module was not explicitly
219 dnl requested, allow a module to disable itself if its pre-reqs fail.
220 if test "$module_selection" = "most" -a "$enable_$1" = "most"; then
221 _apmod_error_fatal="no"
223 _apmod_error_fatal="yes"
225 if test "$enable_$1" = "static"; then
227 elif test "$enable_$1" = "yes"; then
228 enable_$1=$module_default
229 _apmod_extra_msg=" ($module_selection)"
230 elif test "$enable_$1" = "most"; then
231 if test "$module_selection" = "most" -o "$module_selection" = "all"; then
232 enable_$1=$module_default
233 _apmod_extra_msg=" ($module_selection)"
234 elif test "$enable_$1" != "yes"; then
237 elif test "$enable_$1" = "maybe-all"; then
238 if test "$module_selection" = "all"; then
239 enable_$1=$module_default
240 _apmod_extra_msg=" (all)"
245 if test "$enable_$1" != "no"; then
246 dnl If we plan to enable it, allow the module to run some autoconf magic
247 dnl that may disable it because of missing dependencies.
248 ifelse([$6],,:,[AC_MSG_RESULT([checking dependencies])
250 AC_MSG_CHECKING(whether to enable mod_$1)
251 if test "$enable_$1" = "no"; then
252 if test "$_apmod_error_fatal" = "no"; then
253 _apmod_extra_msg=" (disabled)"
255 AC_MSG_ERROR([mod_$1 has been requested but can not be built due to prerequisite failures])
259 AC_MSG_RESULT($enable_$1$_apmod_extra_msg)
260 if test "$enable_$1" != "no"; then
263 enable_$1=`echo $enable_$1|sed 's/shared,*//'`
266 DSO_MODULES="$DSO_MODULES $1"
269 MODLIST="$MODLIST ifelse($4,,$1,$4)"
270 if test "$1" = "so"; then
275 define([modprefix], [MOD_]translit($1, [a-z-], [A-Z_]))
276 APACHE_MODPATH_ADD($1, $shared, $3,, [\$(]modprefix[_LDADD)])
277 APACHE_SUBST(modprefix[_LDADD])
278 undefine([modprefix])
283 dnl APACHE_ENABLE_MODULES
285 AC_DEFUN(APACHE_ENABLE_MODULES,[
286 module_selection=default
289 AC_ARG_ENABLE(modules,
290 APACHE_HELP_STRING(--enable-modules=MODULE-LIST,Space-separated list of modules to enable | "all" | "most"),[
291 for i in $enableval; do
292 if test "$i" = "all" -o "$i" = "most"; then
295 i=`echo $i | sed 's/-/_/g'`
301 AC_ARG_ENABLE(mods-shared,
302 APACHE_HELP_STRING(--enable-mods-shared=MODULE-LIST,Space-separated list of shared modules to enable | "all" | "most"),[
303 for i in $enableval; do
304 if test "$i" = "all" -o "$i" = "most"; then
306 module_default=shared
308 i=`echo $i | sed 's/-/_/g'`
309 eval "enable_$i=shared"
315 AC_DEFUN(APACHE_REQUIRE_CXX,[
316 if test -z "$apache_cxx_done"; then
324 dnl APACHE_CHECK_SSL_TOOLKIT
326 dnl Configure for the detected openssl/ssl-c toolkit installation, giving
327 dnl preference to "--with-ssl=<path>" if it was specified.
329 AC_DEFUN(APACHE_CHECK_SSL_TOOLKIT,[
330 if test "x$ap_ssltk_configured" = "x"; then
331 dnl initialise the variables we use
337 dnl Determine the SSL/TLS toolkit's base directory, if any
338 AC_MSG_CHECKING(for SSL/TLS toolkit base)
339 AC_ARG_WITH(sslc, APACHE_HELP_STRING(--with-sslc=DIR,RSA SSL-C SSL/TLS toolkit), [
340 dnl If --with-sslc specifies a directory, we use that directory or fail
341 if test "x$withval" != "xyes" -a "x$withval" != "x"; then
342 dnl This ensures $withval is actually a directory and that it is absolute
343 ap_ssltk_base="`cd $withval ; pwd`"
347 AC_ARG_WITH(ssl, APACHE_HELP_STRING(--with-ssl=DIR,OpenSSL SSL/TLS toolkit), [
348 dnl If --with-ssl specifies a directory, we use that directory or fail
349 if test "x$withval" != "xyes" -a "x$withval" != "x"; then
350 dnl This ensures $withval is actually a directory and that it is absolute
351 ap_ssltk_base="`cd $withval ; pwd`"
354 if test "x$ap_ssltk_base" = "x"; then
357 AC_MSG_RESULT($ap_ssltk_base)
360 dnl Run header and version checks
361 saved_CPPFLAGS=$CPPFLAGS
362 if test "x$ap_ssltk_base" != "x"; then
363 ap_ssltk_inc="-I$ap_ssltk_base/include"
364 CPPFLAGS="$CPPFLAGS $ap_ssltk_inc"
366 if test "x$ap_ssltk_type" = "x"; then
367 AC_MSG_CHECKING(for OpenSSL version)
368 dnl First check for manditory headers
369 AC_CHECK_HEADERS([openssl/opensslv.h openssl/ssl.h], [ap_ssltk_type="openssl"], [])
370 if test "$ap_ssltk_type" = "openssl"; then
371 dnl so it's OpenSSL - test for a good version
372 AC_TRY_COMPILE([#include <openssl/opensslv.h>],[
373 #if !defined(OPENSSL_VERSION_NUMBER)
374 #error "Missing openssl version"
376 #if (OPENSSL_VERSION_NUMBER < 0x009060af) \
377 || ((OPENSSL_VERSION_NUMBER > 0x00907000) && (OPENSSL_VERSION_NUMBER < 0x0090702f))
378 #error "Insecure openssl version " OPENSSL_VERSION_TEXT
381 [dnl Replace this with OPENSSL_VERSION_TEXT from opensslv.h?
382 AC_MSG_RESULT([not encouraging])
383 echo "WARNING: OpenSSL version may contain security vulnerabilities!"
384 echo " Ensure the latest security patches have been applied!"
386 dnl Look for additional, possibly missing headers
387 AC_CHECK_HEADERS(openssl/engine.h)
388 if test -n "$PKGCONFIG"; then
390 if test $? -eq 0; then
391 ap_ssltk_inc="$ap_ssltk_inc `$PKGCONFIG --cflags-only-I openssl`"
392 CPPFLAGS="$CPPFLAGS $ap_ssltk_inc"
396 AC_MSG_RESULT([no OpenSSL headers found])
399 if test "$ap_ssltk_type" != "openssl"; then
400 dnl Might be SSL-C - report, then test anything relevant
401 AC_MSG_CHECKING(for SSL-C version)
402 AC_CHECK_HEADERS([sslc.h], [ap_ssltk_type="sslc"], [ap_ssltk_type=""])
403 if test "$ap_ssltk_type" = "sslc"; then
404 AC_MSG_CHECKING(for SSL-C version)
405 AC_TRY_COMPILE([#include <sslc.h>],[
406 #if !defined(SSLC_VERSION_NUMBER)
407 #error "Missing SSL-C version"
409 #if SSLC_VERSION_NUMBER < 0x2310
410 #define stringize_ver(x) #x
411 #error "Insecure SSL-C version " stringize_ver(SSLC_VERSION_NUMBER)
414 [dnl Replace this with SSLC_VERSION_NUMBER?
415 AC_MSG_RESULT([not encouraging])
416 echo "WARNING: SSL-C version may contain security vulnerabilities!"
417 echo " Ensure the latest security patches have been applied!"
420 AC_MSG_RESULT([no SSL-C headers found])
424 CPPFLAGS=$saved_CPPFLAGS
425 if test "x$ap_ssltk_type" = "x"; then
426 AC_MSG_ERROR([...No recognized SSL/TLS toolkit detected])
429 dnl Run library and function checks
430 saved_LDFLAGS=$LDFLAGS
432 if test "x$ap_ssltk_base" != "x"; then
433 if test -d "$ap_ssltk_base/lib"; then
434 ap_ssltk_lib="$ap_ssltk_base/lib"
436 ap_ssltk_lib="$ap_ssltk_base"
438 LDFLAGS="$LDFLAGS -L$ap_ssltk_lib"
440 dnl make sure "other" flags are available so libcrypto and libssl can link
441 LIBS="$LIBS `$apr_config --libs`"
443 if test "$ap_ssltk_type" = "openssl"; then
444 AC_CHECK_LIB(crypto, SSLeay_version, [], [liberrors="yes"])
445 AC_CHECK_LIB(ssl, SSL_CTX_new, [], [liberrors="yes"])
446 AC_CHECK_FUNCS(ENGINE_init)
447 AC_CHECK_FUNCS(ENGINE_load_builtin_engines)
449 AC_CHECK_LIB(sslc, SSLC_library_version, [], [liberrors="yes"])
450 AC_CHECK_LIB(sslc, SSL_CTX_new, [], [liberrors="yes"])
451 AC_CHECK_FUNCS(SSL_set_state)
453 AC_CHECK_FUNCS(SSL_set_cert_store)
455 LDFLAGS=$saved_LDFLAGS
457 if test "x$liberrors" != "x"; then
458 AC_MSG_ERROR([... Error, SSL/TLS libraries were missing or unusable])
461 dnl Adjust apache's configuration based on what we found above.
462 dnl (a) define preprocessor symbols
463 if test "$ap_ssltk_type" = "openssl"; then
464 AC_DEFINE(HAVE_OPENSSL, 1, [Define if SSL is supported using OpenSSL])
466 AC_DEFINE(HAVE_SSLC, 1, [Define if SSL is supported using SSL-C])
468 dnl (b) hook up include paths
469 if test "x$ap_ssltk_inc" != "x"; then
470 APR_ADDTO(INCLUDES, [$ap_ssltk_inc])
472 dnl (c) hook up linker paths
473 if test "x$ap_ssltk_lib" != "x"; then
474 APR_ADDTO(LDFLAGS, ["-L$ap_ssltk_lib"])
475 if test "x$ap_platform_runtime_link_flag" != "x"; then
476 APR_ADDTO(LDFLAGS, ["$ap_platform_runtime_link_flag$ap_ssltk_lib"])
479 # Put SSL libraries in SSL_LIBS.
480 if test "$ap_ssltk_type" = "openssl"; then
481 APR_SETVAR(SSL_LIBS, [-lssl -lcrypto])
482 if test -n "$PKGCONFIG"; then
484 if test $? -eq 0; then
485 ap_ssltk_libdep=`$PKGCONFIG --libs openssl`
486 APR_ADDTO(SSL_LIBS, $ap_ssltk_libdep)
490 APR_SETVAR(SSL_LIBS, [-lsslc])
492 APACHE_SUBST(SSL_LIBS)
497 dnl APACHE_EXPORT_ARGUMENTS
498 dnl Export (via APACHE_SUBST) the various path-related variables that
499 dnl apache will use while generating scripts like autoconf and apxs and
500 dnl the default config file.
502 AC_DEFUN(APACHE_SUBST_EXPANDED_ARG,[
503 APR_EXPAND_VAR(exp_$1, [$]$1)
505 APR_PATH_RELATIVE(rel_$1, [$]exp_$1, ${prefix})
509 AC_DEFUN(APACHE_EXPORT_ARGUMENTS,[
510 APACHE_SUBST_EXPANDED_ARG(exec_prefix)
511 APACHE_SUBST_EXPANDED_ARG(bindir)
512 APACHE_SUBST_EXPANDED_ARG(sbindir)
513 APACHE_SUBST_EXPANDED_ARG(libdir)
514 APACHE_SUBST_EXPANDED_ARG(libexecdir)
515 APACHE_SUBST_EXPANDED_ARG(mandir)
516 APACHE_SUBST_EXPANDED_ARG(sysconfdir)
517 APACHE_SUBST_EXPANDED_ARG(datadir)
518 APACHE_SUBST_EXPANDED_ARG(installbuilddir)
519 APACHE_SUBST_EXPANDED_ARG(errordir)
520 APACHE_SUBST_EXPANDED_ARG(iconsdir)
521 APACHE_SUBST_EXPANDED_ARG(htdocsdir)
522 APACHE_SUBST_EXPANDED_ARG(manualdir)
523 APACHE_SUBST_EXPANDED_ARG(cgidir)
524 APACHE_SUBST_EXPANDED_ARG(includedir)
525 APACHE_SUBST_EXPANDED_ARG(localstatedir)
526 APACHE_SUBST_EXPANDED_ARG(runtimedir)
527 APACHE_SUBST_EXPANDED_ARG(logfiledir)
528 APACHE_SUBST_EXPANDED_ARG(proxycachedir)