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|
# LIBPCRE_CHECK_CONFIG ([DEFAULT-ACTION])
# ----------------------------------------------------------
#
# Checks for pcre.
#
# This macro #defines HAVE_PCRE_H if required header files are
# found, and sets @LIBPCRE_LDFLAGS@ and @LIBPCRE_CFLAGS@ to the necessary
# values.
#
# This macro is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
AC_DEFUN([LIBPCRE_TRY_LINK],
[
AC_TRY_LINK(
[
#include <pcre.h>
],
[
const char* error = NULL;
int error_offset = -1;
pcre *regexp = pcre_compile("test", PCRE_UTF8, &error, &error_offset, NULL);
pcre_free(regexp);
],
found_libpcre="yes")
])dnl
AC_DEFUN([LIBPCRE_CHECK_CONFIG],
[
AC_ARG_WITH([libpcre],[
If you want to specify libpcre installation directories:
AC_HELP_STRING([--with-libpcre@<:@=DIR@:>@], [use libpcre from given base install directory (DIR), default is to search through a number of common places for the libpcre files.])],
[
if test "$withval" = "yes"; then
if test -f /usr/local/include/pcre.h; then
withval="/usr/local"
else
withval="/usr"
fi
else
_libpcre_dir_lib="$withval/lib"
fi
_libpcre_dir="$withval"
test "x$withval" = "xyes" && withval=/usr
LIBPCRE_CFLAGS="-I$withval/include"
LIBPCRE_LDFLAGS="-L$withval/lib"
_libpcre_dir_set="yes"
]
)
AC_ARG_WITH([libpcre-include],
AC_HELP_STRING([--with-libpcre-include@<:@=DIR@:>@],
[use libpcre include headers from given path.]
),
[
LIBPCRE_CFLAGS="-I$withval"
_libpcre_dir_set="yes"
]
)
AC_ARG_WITH([libpcre-lib],
AC_HELP_STRING([--with-libpcre-lib@<:@=DIR@:>@],
[use libpcre libraries from given path.]
),
[
_libpcre_dir="$withval"
_libpcre_dir_lib="$withval"
LIBPCRE_LDFLAGS="-L$withval"
_libpcre_dir_set="yes"
]
)
if test "x$enable_static_libs" = "xyes"; then
AC_REQUIRE([PKG_PROG_PKG_CONFIG])
PKG_PROG_PKG_CONFIG()
test -z "$PKG_CONFIG" -a -z "$_libpcre_dir_lib" && AC_MSG_ERROR([Not found pkg-config library])
m4_pattern_allow([^PKG_CONFIG_LIBDIR$])
fi
AC_MSG_CHECKING(for libpcre support)
LIBPCRE_LIBS="-lpcre"
if test "x$enable_static" = "xyes"; then
LIBPCRE_LIBS=" $LIBPCRE_LIBS -lpthread"
elif test "x$enable_static_libs" = "xyes" -a -z "$PKG_CONFIG"; then
LIBPCRE_LIBS="$_libpcre_dir_lib/libpcre.a"
elif test "x$enable_static_libs" = "xyes"; then
test "x$static_linking_support" = "xno" -a -z "$_libpcre_dir_lib" && AC_MSG_ERROR(["Compiler not support statically linked libs from default folders"])
if test -z "$_libpcre_dir_lib"; then
PKG_CHECK_EXISTS(libpcre,[
LIBPCRE_LIBS=`$PKG_CONFIG --static --libs libpcre`
],[
AC_MSG_ERROR([Not found libpcre package])
])
else
AC_RUN_LOG([PKG_CONFIG_LIBDIR="$_libpcre_dir_lib/pkgconfig" $PKG_CONFIG --exists --print-errors libpcre]) || AC_MSG_ERROR(["Not found libpcre package in $_libpcre_dir/lib/pkgconfig"])
LIBPCRE_LIBS=`PKG_CONFIG_LIBDIR="$_libpcre_dir_lib/pkgconfig" $PKG_CONFIG --static --libs libpcre`
test -z "$LIBPCRE_LIBS" && LIBPCRE_LIBS=`PKG_CONFIG_LIBDIR="$_libpcre_dir_lib/pkgconfig" $PKG_CONFIG --libs libpcre`
fi
if test "x$static_linking_support" = "xno"; then
LIBPCRE_LIBS=`echo "$LIBPCRE_LIBS"|sed "s|-lpcre|$_libpcre_dir_lib/libpcre.a|g"`
else
LIBPCRE_LIBS=`echo "$LIBPCRE_LIBS"|sed "s/-lpcre/${static_linking_support}static -lpcre ${static_linking_support}dynamic/g"`
fi
fi
if test -n "$_libpcre_dir_set" -o -f /usr/include/pcre.h; then
found_libpcre="yes"
elif test -f /usr/local/include/pcre.h; then
LIBPCRE_CFLAGS="-I/usr/local/include"
LIBPCRE_LDFLAGS="-L/usr/local/lib"
found_libpcre="yes"
elif test -f /usr/pkg/include/pcre.h; then
LIBPCRE_CFLAGS="-I/usr/pkg/include"
LIBPCRE_LDFLAGS="-L/usr/pkg/lib"
LIBPCRE_LDFLAGS="$LIBPCRE_LDFLAGS -Wl,-R/usr/pkg/lib"
found_libpcre="yes"
elif test -f /opt/csw/include/pcre.h; then
LIBPCRE_CFLAGS="-I/opt/csw/include"
LIBPCRE_LDFLAGS="-L/opt/csw/lib"
if $(echo "$CFLAGS"|grep -q -- "-m64") ; then
LIBPCRE_LDFLAGS="$LIBPCRE_LDFLAGS/64 -Wl,-R/opt/csw/lib/64"
else
LIBPCRE_LDFLAGS="$LIBPCRE_LDFLAGS -Wl,-R/opt/csw/lib"
fi
found_libpcre="yes"
else
found_libpcre="no"
AC_MSG_RESULT(no)
fi
if test "x$found_libpcre" = "xyes"; then
am_save_CFLAGS="$CFLAGS"
am_save_LDFLAGS="$LDFLAGS"
am_save_LIBS="$LIBS"
CFLAGS="$CFLAGS $LIBPCRE_CFLAGS"
LDFLAGS="$LDFLAGS $LIBPCRE_LDFLAGS"
LIBS="$LIBS $LIBPCRE_LIBS"
found_libpcre="no"
LIBPCRE_TRY_LINK([no])
CFLAGS="$am_save_CFLAGS"
LDFLAGS="$am_save_LDFLAGS"
LIBS="$am_save_LIBS"
fi
if test "x$found_libpcre" = "xyes"; then
AC_DEFINE([HAVE_PCRE_H], 1, [Define to 1 if you have the 'libpcre' library (-lpcre)])
AC_MSG_RESULT(yes)
else
LIBPCRE_CFLAGS=""
LIBPCRE_LDFLAGS=""
LIBPCRE_LIBS=""
fi
AC_SUBST(LIBPCRE_CFLAGS)
AC_SUBST(LIBPCRE_LDFLAGS)
AC_SUBST(LIBPCRE_LIBS)
])dnl
|
