dnl

dnl APACHE_MODULE(modname [, shared])

dnl

dnl Includes an extension in the build.

dnl

dnl "modname" is the name of the modules/ subdir where the extension resides

dnl "shared" can be set to "shared" or "yes" to build the extension as

dnl a dynamically loadable library.

dnl

AC_DEFUN(APACHE_MODULE,[

if test -d "$cwd/$srcdir/modules/$1" ; then

MOD_SUBDIRS="$MOD_SUBDIRS $1"

if test "$2" != "shared" -a "$2" != "yes"; then

libname=$(basename $1)

_extlib="lib${libname}.a"

MOD_LTLIBS="$MOD_LTLIBS modules/$1/lib${libname}.la"

MOD_LIBS="$MOD_LIBS $1/$_extlib"

MOD_STATIC="$MOD_STATIC $1"

else

MOD_SHARED="$MOD_SHARED $1"

fi

APACHE_OUTPUT(modules/$1/Makefile)

fi

])

AC_SUBST(MOD_LTLIBS)

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 AC_ADD_LIBRARY(library)

dnl

dnl add a library to the link line

dnl

AC_DEFUN(AC_ADD_LIBRARY,[

APACHE_ONCE(LIBRARY, $1, [

EXTRA_LIBS="$EXTRA_LIBS -l$1"

])

])

dnl

dnl AC_CHECK_DEFINE(macro, headerfile)

dnl

dnl checks for the macro in the header file

dnl

AC_DEFUN(AC_CHECK_DEFINE,[

AC_CACHE_CHECK(for $1 in $2, ac_cv_define_$1,

AC_EGREP_CPP([YES_IS_DEFINED], [

#include <$2>

#ifdef $1

YES_IS_DEFINED

#endif

], ac_cv_define_$1=yes, ac_cv_define_$1=no))

if test "$ac_cv_define_$1" = "yes" ; then

AC_DEFINE(HAVE_$1)

fi

])

dnl

dnl AC_TYPE_RLIM_T

dnl

dnl If rlim_t is not defined, define it to int

dnl

AC_DEFUN(AC_TYPE_RLIM_T, [

AC_CACHE_CHECK([for rlim_t], ac_cv_type_rlim_t, [

AC_TRY_COMPILE([#include <sys/resource.h>], [rlim_t spoon;], [

ac_cv_type_rlim_t=yes

],[ac_cv_type_rlim_t=no

AC_DEFINE(rlim_t, int)

])

])

])

dnl

dnl APACHE_ONCE(namespace, variable, code)

dnl

dnl execute code, if variable is not set in namespace

dnl

AC_DEFUN(APACHE_ONCE,[

unique=`echo $ac_n "$2$ac_c" | tr -c -d a-zA-Z0-9`

cmd="echo $ac_n \"\$$1$unique$ac_c\""

if test -n "$unique" && test "`eval $cmd`" = "" ; then

eval "$1$unique=set"

$3

fi

])