diff options
Diffstat (limited to 'm4.include/ax_path_lib_pcre.m4')
| -rw-r--r-- | m4.include/ax_path_lib_pcre.m4 | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/m4.include/ax_path_lib_pcre.m4 b/m4.include/ax_path_lib_pcre.m4 new file mode 100644 index 0000000..37dea13 --- /dev/null +++ b/m4.include/ax_path_lib_pcre.m4 @@ -0,0 +1,67 @@ +dnl @synopsis AX_PATH_LIB_PCRE [(A/NA)] +dnl +dnl check for pcre lib and set PCRE_LIBS and PCRE_CPPFLAGS accordingly. +dnl +dnl also provide --with-pcre option that may point to the $prefix of +dnl the pcre installation - the macro will check $pcre/include and +dnl $pcre/lib to contain the necessary files. +dnl +dnl the usual two ACTION-IF-FOUND / ACTION-IF-NOT-FOUND are supported +dnl and they can take advantage of the LIBS/CFLAGS additions. +dnl +dnl @author Guido U. Draheim <guidod@gmx.de> +dnl @author Slava Zanko <slavazanko@gmail.com> +dnl @version 2009-07-06 +dnl @license GPLWithACException + +AC_DEFUN([AX_PATH_LIB_PCRE],[dnl +AC_MSG_CHECKING([lib pcre]) +AC_ARG_WITH([pcre], + AS_HELP_STRING([--with-pcre@<:@=prefix@:>@], [Compile pcre part (via libpcre check)]), + , + [with_pcre="yes"] +) +if test x"$with_pcre" = "xno" ; then + AC_MSG_RESULT([disabled]) + m4_ifval($2,$2) +else + + AC_MSG_RESULT([(testing)]) + + if test "x$with_pcre" = "xyes" ; then + PCRE_CPPFLAGS="`pcre-config --cflags`" + PCRE_LIBS="`pcre-config --libs`" + else + test_PCRE_LIBS="-L$with_pcre/lib" + test_PCRE_CPPFLAGS="-I$with_pcre/include" + + OLDLDFLAGS="$LDFLAGS" ; LDFLAGS="$LDFLAGS $test_PCRE_LIBS" + OLDCPPFLAGS="$CPPFLAGS" ; CPPFLAGS="$CPPFLAGS $test_PCRE_CPPFLAGS" + + AC_CHECK_LIB(pcre, pcre_compile) + + if test x"$ac_cv_lib_pcre_pcre_compile" = x"yes" ; then + AC_MSG_RESULT(setting PCRE_LIBS -L$with_pcre/lib -lpcre) + + PCRE_LIBS=$test_PCRE_LIBS + PCRE_CPPFLAGS=$test_PCRE_CPPFLAGS + + AC_MSG_CHECKING([lib pcre]) + AC_MSG_RESULT([$PCRE_LIBS]) + m4_ifval($1,$1) + else + AC_MSG_CHECKING([lib pcre]) + AC_MSG_RESULT([no, (WARNING)]) + m4_ifval($2,$2) + fi + + CPPFLAGS="$OLDCFPPLAGS" + LDFLAGS="$OLDLDFLAGS" + + fi +fi + +AC_SUBST([PCRE_LIBS]) +AC_SUBST([PCRE_CPPFLAGS]) + +]) |