dnl APACHE_HELP_STRING(LHS, RHS)

dnl Autoconf 2.50 can not handle substr correctly. It does have

dnl AC_HELP_STRING, so let's try to call it if we can.

dnl Note: this define must be on one line so that it can be properly returned

dnl as the help string.

AC_DEFUN(APACHE_HELP_STRING,[ifelse(regexp(AC_ACVERSION, 2\.1), -1, AC_HELP_STRING($1,$2),[ ]$1 substr([ ],len($1))$2)])dnl

dnl APACHE_SUBST(VARIABLE)

dnl Makes VARIABLE available in generated files

dnl (do not use @variable@ in Makefiles, but $(variable))

AC_DEFUN(APACHE_SUBST,[

APACHE_VAR_SUBST="$APACHE_VAR_SUBST $1"

AC_SUBST($1)

])

dnl APACHE_FAST_OUTPUT(FILENAME)

dnl Perform substitutions on FILENAME (Makefiles only)

AC_DEFUN(APACHE_FAST_OUTPUT,[

APACHE_FAST_OUTPUT_FILES="$APACHE_FAST_OUTPUT_FILES $1"

])

dnl APACHE_GEN_CONFIG_VARS

dnl Creates config_vars.mk

AC_DEFUN(APACHE_GEN_CONFIG_VARS,[

APACHE_SUBST(abs_srcdir)

APACHE_SUBST(bindir)

APACHE_SUBST(sbindir)

APACHE_SUBST(cgidir)

APACHE_SUBST(logfiledir)

APACHE_SUBST(exec_prefix)

APACHE_SUBST(datadir)

APACHE_SUBST(localstatedir)

APACHE_SUBST(mandir)

APACHE_SUBST(libdir)

APACHE_SUBST(libexecdir)

APACHE_SUBST(htdocsdir)

APACHE_SUBST(manualdir)

APACHE_SUBST(includedir)

APACHE_SUBST(errordir)

APACHE_SUBST(iconsdir)

APACHE_SUBST(sysconfdir)

APACHE_SUBST(installbuilddir)

APACHE_SUBST(runtimedir)

APACHE_SUBST(proxycachedir)

APACHE_SUBST(other_targets)

APACHE_SUBST(progname)

APACHE_SUBST(prefix)

APACHE_SUBST(AWK)

APACHE_SUBST(CC)

APACHE_SUBST(CPP)

APACHE_SUBST(CXX)

APACHE_SUBST(CPPFLAGS)

APACHE_SUBST(CFLAGS)

APACHE_SUBST(CXXFLAGS)

APACHE_SUBST(LTFLAGS)

APACHE_SUBST(LDFLAGS)

APACHE_SUBST(LT_LDFLAGS)

APACHE_SUBST(SH_LDFLAGS)

APACHE_SUBST(HTTPD_LDFLAGS)

APACHE_SUBST(UTIL_LDFLAGS)

APACHE_SUBST(LIBS)

APACHE_SUBST(DEFS)

APACHE_SUBST(INCLUDES)

APACHE_SUBST(NOTEST_CPPFLAGS)

APACHE_SUBST(NOTEST_CFLAGS)

APACHE_SUBST(NOTEST_CXXFLAGS)

APACHE_SUBST(NOTEST_LDFLAGS)

APACHE_SUBST(NOTEST_LIBS)

APACHE_SUBST(EXTRA_CPPFLAGS)

APACHE_SUBST(EXTRA_CFLAGS)

APACHE_SUBST(EXTRA_CXXFLAGS)

APACHE_SUBST(EXTRA_LDFLAGS)

APACHE_SUBST(EXTRA_LIBS)

APACHE_SUBST(EXTRA_INCLUDES)

APACHE_SUBST(LIBTOOL)

APACHE_SUBST(SHELL)

APACHE_SUBST(MODULE_DIRS)

APACHE_SUBST(MODULE_CLEANDIRS)

APACHE_SUBST(PORT)

APACHE_SUBST(CORE_IMPLIB_FILE)

APACHE_SUBST(CORE_IMPLIB)

APACHE_SUBST(SH_LIBS)

APACHE_SUBST(SH_LIBTOOL)

APACHE_SUBST(MK_IMPLIB)

APACHE_SUBST(INSTALL_PROG_FLAGS)

APACHE_SUBST(DSO_MODULES)

APACHE_SUBST(APR_BINDIR)

APACHE_SUBST(APU_BINDIR)

abs_srcdir="`(cd $srcdir && pwd)`"

echo creating config_vars.mk

test -d build || $mkdir_p build

> build/config_vars.mk

for i in $APACHE_VAR_SUBST; do

eval echo "$i = \$$i" >> build/config_vars.mk

done

])

dnl APACHE_GEN_MAKEFILES

dnl Creates Makefiles

AC_DEFUN(APACHE_GEN_MAKEFILES,[

$SHELL $srcdir/build/fastgen.sh $srcdir $ac_cv_mkdir_p $BSD_MAKEFILE $APACHE_FAST_OUTPUT_FILES

])

dnl ## APACHE_OUTPUT(file)

dnl ## adds "file" to the list of files generated by AC_OUTPUT

dnl ## This macro can be used several times.

AC_DEFUN(APACHE_OUTPUT, [

APACHE_OUTPUT_FILES="$APACHE_OUTPUT_FILES $1"

])

dnl

dnl APACHE_TYPE_RLIM_T

dnl

dnl If rlim_t is not defined, define it to int

dnl

AC_DEFUN(APACHE_TYPE_RLIM_T, [

AC_CACHE_CHECK([for rlim_t], ac_cv_type_rlim_t, [

AC_TRY_COMPILE([

#include <sys/types.h>

#include <sys/time.h>

#include <sys/resource.h>

], [rlim_t spoon;], [

ac_cv_type_rlim_t=yes

],[ac_cv_type_rlim_t=no

])

])

if test "$ac_cv_type_rlim_t" = "no" ; then

AC_DEFINE(rlim_t, int,

[Define to 'int' if <sys/resource.h> doesn't define it for us])

fi

])

dnl APACHE_MODPATH_INIT(modpath)

AC_DEFUN(APACHE_MODPATH_INIT,[

current_dir=$1

modpath_current=modules/$1

modpath_static=

modpath_shared=

test -d $1 || $srcdir/build/mkdir.sh $modpath_current

> $modpath_current/modules.mk

])dnl

dnl

AC_DEFUN(APACHE_MODPATH_FINISH,[

echo "DISTCLEAN_TARGETS = modules.mk" >> $modpath_current/modules.mk

echo "static = $modpath_static" >> $modpath_current/modules.mk

echo "shared = $modpath_shared" >> $modpath_current/modules.mk

if test ! -z "$modpath_static" -o ! -z "$modpath_shared"; then

MODULE_DIRS="$MODULE_DIRS $current_dir"

else

MODULE_CLEANDIRS="$MODULE_CLEANDIRS $current_dir"

fi

APACHE_FAST_OUTPUT($modpath_current/Makefile)

])dnl

dnl

dnl APACHE_MODPATH_ADD(name[, shared[, objects [, ldflags[, libs]]]])

AC_DEFUN(APACHE_MODPATH_ADD,[

if test -z "$3"; then

objects="mod_$1.lo"

else

objects="$3"

fi

if test -z "$module_standalone"; then

if test -z "$2"; then

libname="mod_$1.la"

BUILTIN_LIBS="$BUILTIN_LIBS $modpath_current/$libname"

modpath_static="$modpath_static $libname"

cat >>$modpath_current/modules.mk<<EOF

$libname: $objects

\$(MOD_LINK) $objects

EOF

else

apache_need_shared=yes

libname="mod_$1.la"

shobjects=`echo $objects | sed 's/\.lo/.slo/g'`

modpath_shared="$modpath_shared $libname"

cat >>$modpath_current/modules.mk<<EOF

$libname: $shobjects

\$(SH_LINK) -rpath \$(libexecdir) -module -avoid-version $4 $objects $5

EOF

fi

fi

])dnl

dnl

dnl APACHE_MODULE(name, helptext[, objects[, structname[, default[, config]]]])

dnl

dnl default is one of:

dnl yes -- enabled by default. user must explicitly disable.

dnl no -- disabled under default, most, all. user must explicitly enable.

dnl most -- disabled by default. enabled explicitly or with most or all.

dnl static -- enabled as static by default, must be explicitly changed.

dnl "" -- disabled under default, most. enabled explicitly or with all.

dnl

dnl basically: yes/no is a hard setting. "most" means follow the "most"

dnl setting. otherwise, fall under the "all" setting.

dnl explicit yes/no always overrides.

dnl

AC_DEFUN(APACHE_MODULE,[

AC_MSG_CHECKING(whether to enable mod_$1)

define([optname],[--]ifelse($5,yes,disable,enable)[-]translit($1,_,-))dnl

AC_ARG_ENABLE(translit($1,_,-),APACHE_HELP_STRING(optname(),$2),,enable_$1=ifelse($5,,maybe-all,$5))

undefine([optname])dnl

_apmod_extra_msg=""

dnl When --enable-modules=most is set and the module was not explicitly

dnl requested, allow a module to disable itself if its pre-reqs fail.

if test "$module_selection" = "most" -a "$enable_$1" = "most"; then

_apmod_error_fatal="no"

else

_apmod_error_fatal="yes"

fi

if test "$enable_$1" = "static"; then

enable_$1=yes

elif test "$enable_$1" = "yes"; then

enable_$1=$module_default

_apmod_extra_msg=" ($module_selection)"

elif test "$enable_$1" = "most"; then

if test "$module_selection" = "most" -o "$module_selection" = "all"; then

enable_$1=$module_default

_apmod_extra_msg=" ($module_selection)"

elif test "$enable_$1" != "yes"; then

enable_$1=no

fi

elif test "$enable_$1" = "maybe-all"; then

if test "$module_selection" = "all"; then

enable_$1=$module_default

_apmod_extra_msg=" (all)"

else

enable_$1=no

fi

fi

if test "$enable_$1" != "no"; then

dnl If we plan to enable it, allow the module to run some autoconf magic

dnl that may disable it because of missing dependencies.

ifelse([$6],,:,[AC_MSG_RESULT([checking dependencies])

$6

AC_MSG_CHECKING(whether to enable mod_$1)

if test "$enable_$1" = "no"; then

if test "$_apmod_error_fatal" = "no"; then

_apmod_extra_msg=" (disabled)"

else

AC_MSG_ERROR([mod_$1 has been requested but can not be built due to prerequisite failures])

fi

fi])

fi

AC_MSG_RESULT($enable_$1$_apmod_extra_msg)

if test "$enable_$1" != "no"; then

case "$enable_$1" in

shared*)

enable_$1=`echo $ac_n $enable_$1$ac_c|sed 's/shared,*//'`

sharedobjs=yes

shared=yes

DSO_MODULES="$DSO_MODULES $1"

;;

*)

MODLIST="$MODLIST ifelse($4,,$1,$4)"

if test "$1" = "so"; then

sharedobjs=yes

fi

shared="";;

esac

APACHE_MODPATH_ADD($1, $shared, $3)

fi

])dnl

dnl

dnl APACHE_LAYOUT(configlayout, layoutname)

dnl

AC_DEFUN(APACHE_LAYOUT,[

if test ! -f $srcdir/config.layout; then

echo "** Error: Layout file $srcdir/config.layout not found"

echo "** Error: Cannot use undefined layout '$LAYOUT'"

exit 1

fi

pldconf=./config.pld

changequote({,})

sed -e "1,/[ ]*<[lL]ayout[ ]*$2[ ]*>[ ]*/d" \

-e '/[ ]*<\/Layout>[ ]*/,$d' \

-e "s/^[ ]*//g" \

-e "s/:[ ]*/=\'/g" \

-e "s/[ ]*$/'/g" \

$1 > $pldconf

layout_name=$2

. $pldconf

rm $pldconf

for var in prefix exec_prefix bindir sbindir libexecdir mandir \

sysconfdir datadir errordir iconsdir htdocsdir cgidir \

includedir localstatedir runtimedir logfiledir libdir \

manualdir proxycachedir installbuilddir; do

eval "val=\"\$$var\""

case $val in

*+)

val=`echo $val | sed -e 's;\+$;;'`

eval "$var=\"\$val\""

autosuffix=yes

;;

*)

autosuffix=no

;;

esac

val=`echo $val | sed -e 's:\(.\)/*$:\1:'`

val=`echo $val | sed -e 's:[\$]\([a-z_]*\):${\1}:g'`

if test "$autosuffix" = "yes"; then

if echo $val | grep apache >/dev/null; then

addtarget=no

else

addtarget=yes

fi

if test "$addtarget" = "yes"; then

val="$val/apache2"

fi

fi

eval "$var='$val'"

done

changequote([,])

])dnl

dnl

dnl APACHE_ENABLE_LAYOUT

dnl

AC_DEFUN(APACHE_ENABLE_LAYOUT,[

AC_ARG_ENABLE(layout,

[ --enable-layout=LAYOUT],[

LAYOUT=$enableval

])

if test -z "$LAYOUT"; then

LAYOUT="Apache"

fi

APACHE_LAYOUT($srcdir/config.layout, $LAYOUT)

AC_MSG_CHECKING(for chosen layout)

AC_MSG_RESULT($layout_name)

])

dnl

dnl APACHE_ENABLE_MODULES

dnl

AC_DEFUN(APACHE_ENABLE_MODULES,[

module_selection=default

module_default=yes

AC_ARG_ENABLE(modules,

APACHE_HELP_STRING(--enable-modules=MODULE-LIST,Modules to enable),[

for i in $enableval; do

if test "$i" = "all" -o "$i" = "most"; then

module_selection=$i

else

eval "enable_$i=yes"

fi

done

])

AC_ARG_ENABLE(mods-shared,

APACHE_HELP_STRING(--enable-mods-shared=MODULE-LIST,Shared modules to enable),[

for i in $enableval; do

if test "$i" = "all" -o "$i" = "most"; then

module_selection=$i

module_default=shared

else

i=`echo $i | sed 's/-/_/g'`

eval "enable_$i=shared"

fi

done

])

])

AC_DEFUN(APACHE_REQUIRE_CXX,[

if test -z "$apache_cxx_done"; then

AC_PROG_CXX

AC_PROG_CXXCPP

apache_cxx_done=yes

fi

])

dnl

dnl APACHE_CHECK_SSL_TOOLKIT

dnl

dnl Find the openssl toolkit installation and check it for the right

dnl version, then add its flags to INCLUDES and LIBS. This should

dnl really be using a custom AC_TRY_COMPILE function to test the includes

dnl and then AC_TRY_LINK to test the libraries directly for the version,

dnl but that will require someone who knows how to program openssl.

dnl

AC_DEFUN(APACHE_CHECK_SSL_TOOLKIT,[

if test "x$ap_ssltk_base" = "x"; then

AC_MSG_CHECKING(for SSL/TLS toolkit base)

ap_ssltk_base=""

AC_ARG_WITH(ssl, APACHE_HELP_STRING(--with-ssl=DIR,SSL/TLS toolkit (OpenSSL)), [

if test "x$withval" != "xyes" -a "x$withval" != "x"; then

ap_ssltk_base="$withval"

if test -f "$ap_ssltk_base/bin/openssl"; then

ap_ssltk_version="`$ap_ssltk_base/bin/openssl version`"

else

ap_ssltk_version="unknown"

fi

fi

])

if test "x$ap_ssltk_base" = "x"; then

AC_CACHE_VAL(ap_cv_ssltk,[

#

# shotgun approach: find all occurrences of the openssl program

#

# The IFS=... trick eliminates the colons from $PATH, without using an external program

for p in `IFS=":$IFS"; echo $PATH` /usr/local/openssl/bin /usr/local/ssl/bin; do

if test -f "$p/openssl"; then

ap_ssltk_version="`$p/openssl version`"

if test "x$ap_ssltk_version" != "x"; then

ap_cv_ssltk="`(cd $p/.. && pwd)`"

break

fi

fi

done

if test "x$ap_cv_ssltk" = "x"; then

AC_MSG_ERROR([requires OpenSSL 0.9.6e or higher])

fi

])

ap_ssltk_base="$ap_cv_ssltk"

fi

if test ! -d $ap_ssltk_base; then

AC_MSG_ERROR([invalid SSL/TLS toolkit base directory $ap_ssltk_base])

fi

AC_MSG_RESULT($ap_ssltk_base)

AC_MSG_CHECKING(for SSL/TLS toolkit version)

AC_MSG_RESULT($ap_ssltk_version)

case "$ap_ssltk_version" in

"OpenSSL "[[1-9]]* | \

"OpenSSL "0.9.6[[e-z]]* | \

"OpenSSL "0.9.[[7-9]]* | \

"OpenSSL "0.[[1-9]][[0-9]]* )

# okay versions that do not have known security holes

;;

"OpenSSL"*)

AC_MSG_WARN([OpenSSL versions prior to 0.9.6e have known security holes])

;;

*)

# unknown version -- assume the user knows what they are doing

;;

esac

AC_MSG_CHECKING(for SSL/TLS toolkit includes)

ap_ssltk_incdir=""

for p in $ap_ssltk_base/include /usr/local/openssl/include \

/usr/local/ssl/include /usr/local/include /usr/include; do

if test -f "$p/openssl/ssl.h"; then

ap_ssltk_incdir="$p"

break

elif test -f "$p/ssl.h"; then

ap_ssltk_incdir="$p"

break

fi

done

if test "x$ap_ssltk_incdir" = "x"; then

AC_MSG_ERROR([OpenSSL headers not found])

fi

AC_MSG_RESULT($ap_ssltk_incdir)

AC_MSG_CHECKING(for SSL/TLS toolkit libraries)

ap_ssltk_libdir=""

for p in $ap_ssltk_base/lib /usr/local/openssl/lib \

/usr/local/ssl/lib /usr/local/lib /usr/lib /lib /usr/lib64; do

if test -f "$p/libssl.a" -o -f "$p/libssl.so" -o -f "$p/libssl.dylib"; then

ap_ssltk_libdir="$p"

break

fi

done

if test ".$ap_ssltk_libdir" = .; then

AC_MSG_ERROR([OpenSSL libraries not found])

fi

AC_MSG_RESULT($ap_ssltk_libdir)

dnl # annotate the Apache build environment with determined information

APR_ADDTO(INCLUDES, [-I$ap_ssltk_incdir/openssl])

if test "x$ap_ssltk_incdir" != "x/usr/include"; then

APR_ADDTO(INCLUDES, [-I$ap_ssltk_incdir])

fi

if test "x$ap_ssltk_libdir" != "x/usr/lib"; then

APR_ADDTO(LDFLAGS, [-L$ap_ssltk_libdir])

if test "x$ap_platform_runtime_link_flag" != "x"; then

APR_ADDTO(LDFLAGS, [$ap_platform_runtime_link_flag$ap_ssltk_libdir])

fi

fi

APR_ADDTO(LIBS, [-lssl -lcrypto])

ap_cv_ssltk="$ap_ssltk_base"

fi

])

dnl

dnl APACHE_EXPORT_ARGUMENTS

dnl Export (via APACHE_SUBST) the various path-related variables that

dnl apache will use while generating scripts like autoconf and apxs and

dnl the default config file.

AC_DEFUN(APACHE_SUBST_EXPANDED_ARG,[

APR_EXPAND_VAR(exp_$1, [$]$1)

APACHE_SUBST(exp_$1)

APR_PATH_RELATIVE(rel_$1, [$]exp_$1, ${prefix})

APACHE_SUBST(rel_$1)

])

AC_DEFUN(APACHE_EXPORT_ARGUMENTS,[

APACHE_SUBST_EXPANDED_ARG(exec_prefix)

APACHE_SUBST_EXPANDED_ARG(bindir)

APACHE_SUBST_EXPANDED_ARG(sbindir)

APACHE_SUBST_EXPANDED_ARG(libdir)

APACHE_SUBST_EXPANDED_ARG(libexecdir)

APACHE_SUBST_EXPANDED_ARG(mandir)

APACHE_SUBST_EXPANDED_ARG(sysconfdir)

APACHE_SUBST_EXPANDED_ARG(datadir)

APACHE_SUBST_EXPANDED_ARG(installbuilddir)

APACHE_SUBST_EXPANDED_ARG(errordir)

APACHE_SUBST_EXPANDED_ARG(iconsdir)

APACHE_SUBST_EXPANDED_ARG(htdocsdir)

APACHE_SUBST_EXPANDED_ARG(manualdir)

APACHE_SUBST_EXPANDED_ARG(cgidir)

APACHE_SUBST_EXPANDED_ARG(includedir)

APACHE_SUBST_EXPANDED_ARG(localstatedir)

APACHE_SUBST_EXPANDED_ARG(runtimedir)

APACHE_SUBST_EXPANDED_ARG(logfiledir)

APACHE_SUBST_EXPANDED_ARG(proxycachedir)

])