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 "$2"; then
173 # The filename of a convenience library must have a "lib" prefix:
175 BUILTIN_LIBS="$BUILTIN_LIBS $modpath_current/$libname"
176 modpath_static="$modpath_static $libname"
177 cat >>$modpath_current/modules.mk<<EOF
179 \$(MOD_LINK) $objects
182 apache_need_shared=yes
184 shobjects=`echo $objects | sed 's/\.lo/.slo/g'`
185 modpath_shared="$modpath_shared $libname"
186 cat >>$modpath_current/modules.mk<<EOF
188 \$(SH_LINK) -rpath \$(libexecdir) -module -avoid-version $4 $objects $5
195 dnl APACHE_MODULE(name, helptext[, objects[, structname[, default[, config]]]])
197 dnl default is one of:
198 dnl yes -- enabled by default. user must explicitly disable.
199 dnl no -- disabled under default, most, all. user must explicitly enable.
200 dnl most -- disabled by default. enabled explicitly or with most or all.
201 dnl static -- enabled as static by default, must be explicitly changed.
202 dnl "" -- disabled under default, most. enabled explicitly or with all.
204 dnl basically: yes/no is a hard setting. "most" means follow the "most"
205 dnl setting. otherwise, fall under the "all" setting.
206 dnl explicit yes/no always overrides.
208 AC_DEFUN(APACHE_MODULE,[
209 AC_MSG_CHECKING(whether to enable mod_$1)
210 define([optname],[--]ifelse($5,yes,disable,enable)[-]translit($1,_,-))dnl
211 AC_ARG_ENABLE(translit($1,_,-),APACHE_HELP_STRING(optname(),$2),,enable_$1=ifelse($5,,maybe-all,$5))
212 undefine([optname])dnl
214 dnl When --enable-modules=most is set and the module was not explicitly
215 dnl requested, allow a module to disable itself if its pre-reqs fail.
216 if test "$module_selection" = "most" -a "$enable_$1" = "most"; then
217 _apmod_error_fatal="no"
219 _apmod_error_fatal="yes"
221 if test "$enable_$1" = "static"; then
223 elif test "$enable_$1" = "yes"; then
224 enable_$1=$module_default
225 _apmod_extra_msg=" ($module_selection)"
226 elif test "$enable_$1" = "most"; then
227 if test "$module_selection" = "most" -o "$module_selection" = "all"; then
228 enable_$1=$module_default
229 _apmod_extra_msg=" ($module_selection)"
230 elif test "$enable_$1" != "yes"; then
233 elif test "$enable_$1" = "maybe-all"; then
234 if test "$module_selection" = "all"; then
235 enable_$1=$module_default
236 _apmod_extra_msg=" (all)"
241 if test "$enable_$1" != "no"; then
242 dnl If we plan to enable it, allow the module to run some autoconf magic
243 dnl that may disable it because of missing dependencies.
244 ifelse([$6],,:,[AC_MSG_RESULT([checking dependencies])
246 AC_MSG_CHECKING(whether to enable mod_$1)
247 if test "$enable_$1" = "no"; then
248 if test "$_apmod_error_fatal" = "no"; then
249 _apmod_extra_msg=" (disabled)"
251 AC_MSG_ERROR([mod_$1 has been requested but can not be built due to prerequisite failures])
255 AC_MSG_RESULT($enable_$1$_apmod_extra_msg)
256 if test "$enable_$1" != "no"; then
259 enable_$1=`echo $enable_$1|sed 's/shared,*//'`
262 DSO_MODULES="$DSO_MODULES $1"
265 MODLIST="$MODLIST ifelse($4,,$1,$4)"
266 if test "$1" = "so"; then
271 APACHE_MODPATH_ADD($1, $shared, $3)
276 dnl APACHE_ENABLE_MODULES
278 AC_DEFUN(APACHE_ENABLE_MODULES,[
279 module_selection=default
282 AC_ARG_ENABLE(modules,
283 APACHE_HELP_STRING(--enable-modules=MODULE-LIST,Space-separated list of modules to enable | "all" | "most"),[
284 for i in $enableval; do
285 if test "$i" = "all" -o "$i" = "most"; then
288 i=`echo $i | sed 's/-/_/g'`
294 AC_ARG_ENABLE(mods-shared,
295 APACHE_HELP_STRING(--enable-mods-shared=MODULE-LIST,Space-separated list of shared modules to enable | "all" | "most"),[
296 for i in $enableval; do
297 if test "$i" = "all" -o "$i" = "most"; then
299 module_default=shared
301 i=`echo $i | sed 's/-/_/g'`
302 eval "enable_$i=shared"
308 AC_DEFUN(APACHE_REQUIRE_CXX,[
309 if test -z "$apache_cxx_done"; then
317 dnl APACHE_CHECK_SSL_TOOLKIT
319 dnl Configure for the detected openssl/ssl-c toolkit installation, giving
320 dnl preference to "--with-ssl=<path>" if it was specified.
322 AC_DEFUN(APACHE_CHECK_SSL_TOOLKIT,[
323 if test "x$ap_ssltk_configured" = "x"; then
324 dnl initialise the variables we use
330 dnl Determine the SSL/TLS toolkit's base directory, if any
331 AC_MSG_CHECKING(for SSL/TLS toolkit base)
332 AC_ARG_WITH(sslc, APACHE_HELP_STRING(--with-sslc=DIR,RSA SSL-C SSL/TLS toolkit), [
333 dnl If --with-sslc specifies a directory, we use that directory or fail
334 if test "x$withval" != "xyes" -a "x$withval" != "x"; then
335 dnl This ensures $withval is actually a directory and that it is absolute
336 ap_ssltk_base="`cd $withval ; pwd`"
340 AC_ARG_WITH(ssl, APACHE_HELP_STRING(--with-ssl=DIR,OpenSSL SSL/TLS toolkit), [
341 dnl If --with-ssl specifies a directory, we use that directory or fail
342 if test "x$withval" != "xyes" -a "x$withval" != "x"; then
343 dnl This ensures $withval is actually a directory and that it is absolute
344 ap_ssltk_base="`cd $withval ; pwd`"
347 if test "x$ap_ssltk_base" = "x"; then
350 AC_MSG_RESULT($ap_ssltk_base)
353 dnl Run header and version checks
354 saved_CPPFLAGS=$CPPFLAGS
355 if test "x$ap_ssltk_base" != "x"; then
356 ap_ssltk_inc="-I$ap_ssltk_base/include"
357 CPPFLAGS="$CPPFLAGS $ap_ssltk_inc"
359 if test "x$ap_ssltk_type" = "x"; then
360 AC_MSG_CHECKING(for OpenSSL version)
361 dnl First check for manditory headers
362 AC_CHECK_HEADERS([openssl/opensslv.h openssl/ssl.h], [ap_ssltk_type="openssl"], [])
363 if test "$ap_ssltk_type" = "openssl"; then
364 dnl so it's OpenSSL - test for a good version
365 AC_TRY_COMPILE([#include <openssl/opensslv.h>],[
366 #if !defined(OPENSSL_VERSION_NUMBER)
367 #error "Missing openssl version"
369 #if (OPENSSL_VERSION_NUMBER < 0x009060af) \
370 || ((OPENSSL_VERSION_NUMBER > 0x00907000) && (OPENSSL_VERSION_NUMBER < 0x0090702f))
371 #error "Insecure openssl version " OPENSSL_VERSION_TEXT
374 [dnl Replace this with OPENSSL_VERSION_TEXT from opensslv.h?
375 AC_MSG_RESULT([not encouraging])
376 echo "WARNING: OpenSSL version may contain security vulnerabilities!"
377 echo " Ensure the latest security patches have been applied!"
379 dnl Look for additional, possibly missing headers
380 AC_CHECK_HEADERS(openssl/engine.h)
382 AC_MSG_RESULT([no OpenSSL headers found])
385 if test "$ap_ssltk_type" != "openssl"; then
386 dnl Might be SSL-C - report, then test anything relevant
387 AC_MSG_CHECKING(for SSL-C version)
388 AC_CHECK_HEADERS([sslc.h], [ap_ssltk_type="sslc"], [ap_ssltk_type=""])
389 if test "$ap_ssltk_type" = "sslc"; then
390 AC_MSG_CHECKING(for SSL-C version)
391 AC_TRY_COMPILE([#include <sslc.h>],[
392 #if !defined(SSLC_VERSION_NUMBER)
393 #error "Missing SSL-C version"
395 #if SSLC_VERSION_NUMBER < 0x2310
396 #define stringize_ver(x) #x
397 #error "Insecure SSL-C version " stringize_ver(SSLC_VERSION_NUMBER)
400 [dnl Replace this with SSLC_VERSION_NUMBER?
401 AC_MSG_RESULT([not encouraging])
402 echo "WARNING: SSL-C version may contain security vulnerabilities!"
403 echo " Ensure the latest security patches have been applied!"
406 AC_MSG_RESULT([no SSL-C headers found])
410 CPPFLAGS=$saved_CPPFLAGS
411 if test "x$ap_ssltk_type" = "x"; then
412 AC_MSG_ERROR([...No recognized SSL/TLS toolkit detected])
415 dnl Run library and function checks
416 saved_LDFLAGS=$LDFLAGS
418 if test "x$ap_ssltk_base" != "x"; then
419 if test -d "$ap_ssltk_base/lib"; then
420 ap_ssltk_lib="$ap_ssltk_base/lib"
422 ap_ssltk_lib="$ap_ssltk_base"
424 LDFLAGS="$LDFLAGS -L$ap_ssltk_lib"
426 dnl make sure "other" flags are available so libcrypto and libssl can link
427 LIBS="$LIBS `$apr_config --libs`"
429 if test "$ap_ssltk_type" = "openssl"; then
430 AC_CHECK_LIB(crypto, SSLeay_version, [], [liberrors="yes"])
431 AC_CHECK_LIB(ssl, SSL_CTX_new, [], [liberrors="yes"])
432 AC_CHECK_FUNCS(ENGINE_init)
433 AC_CHECK_FUNCS(ENGINE_load_builtin_engines)
435 AC_CHECK_LIB(sslc, SSLC_library_version, [], [liberrors="yes"])
436 AC_CHECK_LIB(sslc, SSL_CTX_new, [], [liberrors="yes"])
437 AC_CHECK_FUNCS(SSL_set_state)
439 AC_CHECK_FUNCS(SSL_set_cert_store)
441 LDFLAGS=$saved_LDFLAGS
443 if test "x$liberrors" != "x"; then
444 AC_MSG_ERROR([... Error, SSL/TLS libraries were missing or unusable])
447 dnl Adjust apache's configuration based on what we found above.
448 dnl (a) define preprocessor symbols
449 if test "$ap_ssltk_type" = "openssl"; then
450 AC_DEFINE(HAVE_OPENSSL, 1, [Define if SSL is supported using OpenSSL])
452 AC_DEFINE(HAVE_SSLC, 1, [Define if SSL is supported using SSL-C])
454 dnl (b) hook up include paths
455 if test "x$ap_ssltk_inc" != "x"; then
456 APR_ADDTO(INCLUDES, [$ap_ssltk_inc])
458 dnl (c) hook up linker paths
459 if test "x$ap_ssltk_lib" != "x"; then
460 APR_ADDTO(LDFLAGS, ["-L$ap_ssltk_lib"])
461 if test "x$ap_platform_runtime_link_flag" != "x"; then
462 APR_ADDTO(LDFLAGS, ["$ap_platform_runtime_link_flag$ap_ssltk_lib"])
465 dnl (d) add "-lssl -lcrypto" OR "-lsslc" to LIBS because restoring LIBS
466 dnl after AC_CHECK_LIB() obliterates any flags AC_CHECK_LIB() added.
467 if test "$ap_ssltk_type" = "openssl"; then
468 APR_ADDTO(LIBS, [-lssl -lcrypto])
470 APR_ADDTO(LIBS, [-lsslc])
476 dnl APACHE_EXPORT_ARGUMENTS
477 dnl Export (via APACHE_SUBST) the various path-related variables that
478 dnl apache will use while generating scripts like autoconf and apxs and
479 dnl the default config file.
481 AC_DEFUN(APACHE_SUBST_EXPANDED_ARG,[
482 APR_EXPAND_VAR(exp_$1, [$]$1)
484 APR_PATH_RELATIVE(rel_$1, [$]exp_$1, ${prefix})
488 AC_DEFUN(APACHE_EXPORT_ARGUMENTS,[
489 APACHE_SUBST_EXPANDED_ARG(exec_prefix)
490 APACHE_SUBST_EXPANDED_ARG(bindir)
491 APACHE_SUBST_EXPANDED_ARG(sbindir)
492 APACHE_SUBST_EXPANDED_ARG(libdir)
493 APACHE_SUBST_EXPANDED_ARG(libexecdir)
494 APACHE_SUBST_EXPANDED_ARG(mandir)
495 APACHE_SUBST_EXPANDED_ARG(sysconfdir)
496 APACHE_SUBST_EXPANDED_ARG(datadir)
497 APACHE_SUBST_EXPANDED_ARG(installbuilddir)
498 APACHE_SUBST_EXPANDED_ARG(errordir)
499 APACHE_SUBST_EXPANDED_ARG(iconsdir)
500 APACHE_SUBST_EXPANDED_ARG(htdocsdir)
501 APACHE_SUBST_EXPANDED_ARG(manualdir)
502 APACHE_SUBST_EXPANDED_ARG(cgidir)
503 APACHE_SUBST_EXPANDED_ARG(includedir)
504 APACHE_SUBST_EXPANDED_ARG(localstatedir)
505 APACHE_SUBST_EXPANDED_ARG(runtimedir)
506 APACHE_SUBST_EXPANDED_ARG(logfiledir)
507 APACHE_SUBST_EXPANDED_ARG(proxycachedir)