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(APU_BINDIR)
94 APACHE_SUBST(APU_INCLUDEDIR)
96 abs_srcdir="`(cd $srcdir && pwd)`"
98 echo creating config_vars.mk
99 test -d build || $mkdir_p build
100 > build/config_vars.mk
101 for i in $APACHE_VAR_SUBST; do
102 eval echo "$i = \$$i" >> build/config_vars.mk
106 dnl APACHE_GEN_MAKEFILES
107 dnl Creates Makefiles
108 AC_DEFUN(APACHE_GEN_MAKEFILES,[
109 $SHELL $srcdir/build/fastgen.sh $srcdir $ac_cv_mkdir_p $BSD_MAKEFILE $APACHE_FAST_OUTPUT_FILES
112 dnl ## APACHE_OUTPUT(file)
113 dnl ## adds "file" to the list of files generated by AC_OUTPUT
114 dnl ## This macro can be used several times.
115 AC_DEFUN(APACHE_OUTPUT, [
116 APACHE_OUTPUT_FILES="$APACHE_OUTPUT_FILES $1"
120 dnl APACHE_TYPE_RLIM_T
122 dnl If rlim_t is not defined, define it to int
124 AC_DEFUN(APACHE_TYPE_RLIM_T, [
125 AC_CACHE_CHECK([for rlim_t], ac_cv_type_rlim_t, [
127 #include <sys/types.h>
128 #include <sys/time.h>
129 #include <sys/resource.h>
130 ], [rlim_t spoon;], [
131 ac_cv_type_rlim_t=yes
132 ],[ac_cv_type_rlim_t=no
135 if test "$ac_cv_type_rlim_t" = "no" ; then
136 AC_DEFINE(rlim_t, int,
137 [Define to 'int' if <sys/resource.h> doesn't define it for us])
141 dnl APACHE_MODPATH_INIT(modpath)
142 AC_DEFUN(APACHE_MODPATH_INIT,[
144 modpath_current=modules/$1
147 test -d $1 || $srcdir/build/mkdir.sh $modpath_current
148 > $modpath_current/modules.mk
151 AC_DEFUN(APACHE_MODPATH_FINISH,[
152 echo "DISTCLEAN_TARGETS = modules.mk" >> $modpath_current/modules.mk
153 echo "static = $modpath_static" >> $modpath_current/modules.mk
154 echo "shared = $modpath_shared" >> $modpath_current/modules.mk
155 if test ! -z "$modpath_static" -o ! -z "$modpath_shared"; then
156 MODULE_DIRS="$MODULE_DIRS $current_dir"
158 MODULE_CLEANDIRS="$MODULE_CLEANDIRS $current_dir"
160 APACHE_FAST_OUTPUT($modpath_current/Makefile)
163 dnl APACHE_MODPATH_ADD(name[, shared[, objects [, ldflags[, libs]]]])
164 AC_DEFUN(APACHE_MODPATH_ADD,[
165 if test -z "$3"; then
171 if test -z "$module_standalone"; then
172 if test -z "$2"; then
174 BUILTIN_LIBS="$BUILTIN_LIBS $modpath_current/$libname"
175 modpath_static="$modpath_static $libname"
176 cat >>$modpath_current/modules.mk<<EOF
178 \$(MOD_LINK) $objects
181 apache_need_shared=yes
183 shobjects=`echo $objects | sed 's/\.lo/.slo/g'`
184 modpath_shared="$modpath_shared $libname"
185 cat >>$modpath_current/modules.mk<<EOF
187 \$(SH_LINK) -rpath \$(libexecdir) -module -avoid-version $4 $objects $5
194 dnl APACHE_MODULE(name, helptext[, objects[, structname[, default[, config]]]])
196 dnl default is one of:
197 dnl yes -- enabled by default. user must explicitly disable.
198 dnl no -- disabled under default, most, all. user must explicitly enable.
199 dnl most -- disabled by default. enabled explicitly or with most or all.
200 dnl static -- enabled as static by default, must be explicitly changed.
201 dnl "" -- disabled under default, most. enabled explicitly or with all.
203 dnl basically: yes/no is a hard setting. "most" means follow the "most"
204 dnl setting. otherwise, fall under the "all" setting.
205 dnl explicit yes/no always overrides.
207 AC_DEFUN(APACHE_MODULE,[
208 AC_MSG_CHECKING(whether to enable mod_$1)
209 define([optname],[--]ifelse($5,yes,disable,enable)[-]translit($1,_,-))dnl
210 AC_ARG_ENABLE(translit($1,_,-),APACHE_HELP_STRING(optname(),$2),,enable_$1=ifelse($5,,maybe-all,$5))
211 undefine([optname])dnl
213 dnl When --enable-modules=most is set and the module was not explicitly
214 dnl requested, allow a module to disable itself if its pre-reqs fail.
215 if test "$module_selection" = "most" -a "$enable_$1" = "most"; then
216 _apmod_error_fatal="no"
218 _apmod_error_fatal="yes"
220 if test "$enable_$1" = "static"; then
222 elif test "$enable_$1" = "yes"; then
223 enable_$1=$module_default
224 _apmod_extra_msg=" ($module_selection)"
225 elif test "$enable_$1" = "most"; then
226 if test "$module_selection" = "most" -o "$module_selection" = "all"; then
227 enable_$1=$module_default
228 _apmod_extra_msg=" ($module_selection)"
229 elif test "$enable_$1" != "yes"; then
232 elif test "$enable_$1" = "maybe-all"; then
233 if test "$module_selection" = "all"; then
234 enable_$1=$module_default
235 _apmod_extra_msg=" (all)"
240 if test "$enable_$1" != "no"; then
241 dnl If we plan to enable it, allow the module to run some autoconf magic
242 dnl that may disable it because of missing dependencies.
243 ifelse([$6],,:,[AC_MSG_RESULT([checking dependencies])
245 AC_MSG_CHECKING(whether to enable mod_$1)
246 if test "$enable_$1" = "no"; then
247 if test "$_apmod_error_fatal" = "no"; then
248 _apmod_extra_msg=" (disabled)"
250 AC_MSG_ERROR([mod_$1 has been requested but can not be built due to prerequisite failures])
254 AC_MSG_RESULT($enable_$1$_apmod_extra_msg)
255 if test "$enable_$1" != "no"; then
258 enable_$1=`echo $ac_n $enable_$1$ac_c|sed 's/shared,*//'`
261 DSO_MODULES="$DSO_MODULES $1"
264 MODLIST="$MODLIST ifelse($4,,$1,$4)"
265 if test "$1" = "so"; then
270 APACHE_MODPATH_ADD($1, $shared, $3)
275 dnl APACHE_ENABLE_MODULES
277 AC_DEFUN(APACHE_ENABLE_MODULES,[
278 module_selection=default
281 AC_ARG_ENABLE(modules,
282 APACHE_HELP_STRING(--enable-modules=MODULE-LIST,Modules to enable),[
283 for i in $enableval; do
284 if test "$i" = "all" -o "$i" = "most"; then
292 AC_ARG_ENABLE(mods-shared,
293 APACHE_HELP_STRING(--enable-mods-shared=MODULE-LIST,Shared modules to enable),[
294 for i in $enableval; do
295 if test "$i" = "all" -o "$i" = "most"; then
297 module_default=shared
299 i=`echo $i | sed 's/-/_/g'`
300 eval "enable_$i=shared"
306 AC_DEFUN(APACHE_REQUIRE_CXX,[
307 if test -z "$apache_cxx_done"; then
315 dnl APACHE_CHECK_SSL_TOOLKIT
317 dnl Configure for the detected openssl/ssl-c toolkit installation, giving
318 dnl preference to "--with-ssl=<path>" if it was specified.
320 AC_DEFUN(APACHE_CHECK_SSL_TOOLKIT,[
321 if test "x$ap_ssltk_configured" = "x"; then
322 dnl initialise the variables we use
328 dnl Determine the SSL/TLS toolkit's base directory, if any
329 AC_MSG_CHECKING(for SSL/TLS toolkit base)
330 AC_ARG_WITH(sslc, APACHE_HELP_STRING(--with-sslc=DIR,RSA SSL-C SSL/TLS toolkit), [
331 dnl If --with-sslc specifies a directory, we use that directory or fail
332 if test "x$withval" != "xyes" -a "x$withval" != "x"; then
333 dnl This ensures $withval is actually a directory and that it is absolute
334 ap_ssltk_base="`cd $withval ; pwd`"
338 AC_ARG_WITH(ssl, APACHE_HELP_STRING(--with-ssl=DIR,OpenSSL SSL/TLS toolkit), [
339 dnl If --with-ssl specifies a directory, we use that directory or fail
340 if test "x$withval" != "xyes" -a "x$withval" != "x"; then
341 dnl This ensures $withval is actually a directory and that it is absolute
342 ap_ssltk_base="`cd $withval ; pwd`"
345 if test "x$ap_ssltk_base" = "x"; then
348 AC_MSG_RESULT($ap_ssltk_base)
351 dnl Run header and version checks
352 saved_CPPFLAGS=$CPPFLAGS
353 if test "x$ap_ssltk_base" != "x"; then
354 ap_ssltk_inc="-I$ap_ssltk_base/include"
355 CPPFLAGS="$CPPFLAGS $ap_ssltk_inc"
357 if test "x$ap_ssltk_type" = "x"; then
358 AC_MSG_CHECKING(for OpenSSL version)
359 dnl First check for manditory headers
360 AC_CHECK_HEADERS([openssl/opensslv.h openssl/ssl.h], [ap_ssltk_type="openssl"], [])
361 if test "$ap_ssltk_type" = "openssl"; then
362 dnl so it's OpenSSL - test for a good version
363 AC_TRY_COMPILE([#include <openssl/opensslv.h>],[
364 #if !defined(OPENSSL_VERSION_NUMBER)
365 #error "Missing openssl version"
367 #if (OPENSSL_VERSION_NUMBER < 0x009060af) \
368 || ((OPENSSL_VERSION_NUMBER > 0x00907000) && (OPENSSL_VERSION_NUMBER < 0x0090702f))
369 #error "Insecure openssl version " OPENSSL_VERSION_TEXT
372 [dnl Replace this with OPENSSL_VERSION_TEXT from opensslv.h?
373 AC_MSG_RESULT([not encouraging])
374 echo "WARNING: OpenSSL version may contain security vulnerabilities!"
375 echo " Ensure the latest security patches have been applied!"
377 dnl Look for additional, possibly missing headers
378 AC_CHECK_HEADERS(openssl/engine.h)
380 AC_MSG_RESULT([no OpenSSL headers found])
383 if test "$ap_ssltk_type" != "openssl"; then
384 dnl Might be SSL-C - report, then test anything relevant
385 AC_MSG_CHECKING(for SSL-C version)
386 AC_CHECK_HEADERS([sslc.h], [ap_ssltk_type="sslc"], [ap_ssltk_type=""])
387 if test "$ap_ssltk_type" = "sslc"; then
388 AC_MSG_CHECKING(for SSL-C version)
389 AC_TRY_COMPILE([#include <sslc.h>],[
390 #if !defined(SSLC_VERSION_NUMBER)
391 #error "Missing SSL-C version"
393 #if SSLC_VERSION_NUMBER < 0x2310
394 #define stringize_ver(x) #x
395 #error "Insecure SSL-C version " stringize_ver(SSLC_VERSION_NUMBER)
398 [dnl Replace this with SSLC_VERSION_NUMBER?
399 AC_MSG_RESULT([not encouraging])
400 echo "WARNING: SSL-C version may contain security vulnerabilities!"
401 echo " Ensure the latest security patches have been applied!"
404 AC_MSG_RESULT([no SSL-C headers found])
408 CPPFLAGS=$saved_CPPFLAGS
409 if test "x$ap_ssltk_type" = "x"; then
410 AC_MSG_ERROR([...No recognized SSL/TLS toolkit detected])
413 dnl Run library and function checks
414 saved_LDFLAGS=$LDFLAGS
416 if test "x$ap_ssltk_base" != "x"; then
417 if test -d "$ap_ssltk_base/lib"; then
418 ap_ssltk_lib="$ap_ssltk_base/lib"
420 ap_ssltk_lib="$ap_ssltk_base"
422 LDFLAGS="$LDFLAGS -L$ap_ssltk_lib"
424 dnl make sure "other" flags are available so libcrypto and libssl can link
425 LIBS="$LIBS `$apr_config --libs`"
427 if test "$ap_ssltk_type" = "openssl"; then
428 AC_CHECK_LIB(crypto, SSLeay_version, [], [liberrors="yes"])
429 AC_CHECK_LIB(ssl, SSL_CTX_new, [], [liberrors="yes"])
430 AC_CHECK_FUNCS(ENGINE_init)
431 AC_CHECK_FUNCS(ENGINE_load_builtin_engines)
433 AC_CHECK_LIB(sslc, SSLC_library_version, [], [liberrors="yes"])
434 AC_CHECK_LIB(sslc, SSL_CTX_new, [], [liberrors="yes"])
435 AC_CHECK_FUNCS(SSL_set_state)
437 AC_CHECK_FUNCS(SSL_set_cert_store)
439 LDFLAGS=$saved_LDFLAGS
441 if test "x$liberrors" != "x"; then
442 AC_MSG_ERROR([... Error, SSL/TLS libraries were missing or unusable])
445 dnl Adjust apache's configuration based on what we found above.
446 dnl (a) define preprocessor symbols
447 if test "$ap_ssltk_type" = "openssl"; then
448 AC_DEFINE(HAVE_OPENSSL, 1, [Define if SSL is supported using OpenSSL])
450 AC_DEFINE(HAVE_SSLC, 1, [Define if SSL is supported using SSL-C])
452 dnl (b) hook up include paths
453 if test "x$ap_ssltk_inc" != "x"; then
454 APR_ADDTO(INCLUDES, [$ap_ssltk_inc])
456 dnl (c) hook up linker paths
457 if test "x$ap_ssltk_lib" != "x"; then
458 APR_ADDTO(LDFLAGS, ["-L$ap_ssltk_lib"])
459 if test "x$ap_platform_runtime_link_flag" != "x"; then
460 APR_ADDTO(LDFLAGS, ["$ap_platform_runtime_link_flag$ap_ssltk_lib"])
463 dnl (d) add "-lssl -lcrypto" OR "-lsslc" to LIBS because restoring LIBS
464 dnl after AC_CHECK_LIB() obliterates any flags AC_CHECK_LIB() added.
465 if test "$ap_ssltk_type" = "openssl"; then
466 APR_ADDTO(LIBS, [-lssl -lcrypto])
468 APR_ADDTO(LIBS, [-lsslc])
474 dnl APACHE_EXPORT_ARGUMENTS
475 dnl Export (via APACHE_SUBST) the various path-related variables that
476 dnl apache will use while generating scripts like autoconf and apxs and
477 dnl the default config file.
479 AC_DEFUN(APACHE_SUBST_EXPANDED_ARG,[
480 APR_EXPAND_VAR(exp_$1, [$]$1)
482 APR_PATH_RELATIVE(rel_$1, [$]exp_$1, ${prefix})
486 AC_DEFUN(APACHE_EXPORT_ARGUMENTS,[
487 APACHE_SUBST_EXPANDED_ARG(exec_prefix)
488 APACHE_SUBST_EXPANDED_ARG(bindir)
489 APACHE_SUBST_EXPANDED_ARG(sbindir)
490 APACHE_SUBST_EXPANDED_ARG(libdir)
491 APACHE_SUBST_EXPANDED_ARG(libexecdir)
492 APACHE_SUBST_EXPANDED_ARG(mandir)
493 APACHE_SUBST_EXPANDED_ARG(sysconfdir)
494 APACHE_SUBST_EXPANDED_ARG(datadir)
495 APACHE_SUBST_EXPANDED_ARG(installbuilddir)
496 APACHE_SUBST_EXPANDED_ARG(errordir)
497 APACHE_SUBST_EXPANDED_ARG(iconsdir)
498 APACHE_SUBST_EXPANDED_ARG(htdocsdir)
499 APACHE_SUBST_EXPANDED_ARG(manualdir)
500 APACHE_SUBST_EXPANDED_ARG(cgidir)
501 APACHE_SUBST_EXPANDED_ARG(includedir)
502 APACHE_SUBST_EXPANDED_ARG(localstatedir)
503 APACHE_SUBST_EXPANDED_ARG(runtimedir)
504 APACHE_SUBST_EXPANDED_ARG(logfiledir)
505 APACHE_SUBST_EXPANDED_ARG(proxycachedir)