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Diffstat (limited to 'gnulib-local/m4/libglib.m4')
| -rw-r--r-- | gnulib-local/m4/libglib.m4 | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/gnulib-local/m4/libglib.m4 b/gnulib-local/m4/libglib.m4 new file mode 100644 index 0000000..fe533cb --- /dev/null +++ b/gnulib-local/m4/libglib.m4 @@ -0,0 +1,120 @@ +# libglib.m4 serial 3 (gettext-0.17) +dnl Copyright (C) 2006-2007 Free Software Foundation, Inc. +dnl This file is free software; the Free Software Foundation +dnl gives unlimited permission to copy and/or distribute it, +dnl with or without modifications, as long as this notice is preserved. + +dnl From Bruno Haible. + +AC_DEFUN([gl_LIBGLIB], +[ + AC_MSG_CHECKING([whether included glib is requested]) + AC_ARG_WITH([included-glib], + [ --with-included-glib use the glib2 included here], + [gl_cv_libglib_force_included=$withval], + [gl_cv_libglib_force_included=no]) + AC_MSG_RESULT([$gl_cv_libglib_force_included]) + + gl_cv_libglib_use_included="$gl_cv_libglib_force_included" + LIBGLIB= + LTLIBGLIB= + INCGLIB= + if test "$gl_cv_libglib_use_included" != yes; then + dnl Figure out whether we can use a preinstalled libglib-2.0, or have to use + dnl the included one. + AC_CACHE_VAL([gl_cv_libglib], [ + gl_cv_libglib=no + gl_cv_LIBGLIB= + gl_cv_LTLIBGLIB= + gl_cv_INCGLIB= + gl_save_LIBS="$LIBS" + dnl Search for libglib2 and define LIBGLIB_2_0, LTLIBGLIB_2_0 and + dnl INCGLIB_2_0 accordingly. + dnl Don't use glib-config nor pkg-config, since it doesn't work when + dnl cross-compiling or when the C compiler in use is different from the + dnl one that built the library. + AC_LIB_LINKFLAGS_BODY([glib-2.0]) + LIBS="$gl_save_LIBS $LIBGLIB_2_0" + AC_TRY_LINK([#include <glib.h> +#ifndef G_BEGIN_DECLS +error this glib.h includes a glibconfig.h from a glib version 1.x +#endif +], + [g_string_new ("foo");], + [gl_cv_libglib=yes + gl_cv_LIBGLIB="$LIBGLIB_2_0" + gl_cv_LTLIBGLIB="$LTLIBGLIB_2_0" + ]) + if test "$gl_cv_libglib" != yes; then + gl_save_CPPFLAGS="$CPPFLAGS" + CPPFLAGS="$CPPFLAGS $INCGLIB_2_0" + AC_TRY_LINK([#include <glib.h> +#ifndef G_BEGIN_DECLS +error this glib.h includes a glibconfig.h from a glib version 1.x +#endif +], + [g_string_new ("foo");], + [gl_cv_libglib=yes + gl_cv_LIBGLIB="$LIBGLIB_2_0" + gl_cv_LTLIBGLIB="$LTLIBGLIB_2_0" + gl_cv_INCGLIB="$INCGLIB_2_0" + ]) + if test "$gl_cv_libglib" != yes; then + dnl Often the include files are installed in /usr/include/glib-2.0 + dnl and /usr/lib/glib-2.0/include. + if test -n "$LIBGLIB_2_0_PREFIX"; then + CPPFLAGS="$gl_save_CPPFLAGS -I$LIBGLIB_2_0_PREFIX/include/glib-2.0 -I$LIBGLIB_2_0_PREFIX/$acl_libdirstem/glib-2.0/include" + AC_TRY_LINK([#include <glib.h> +#ifndef G_BEGIN_DECLS +error this glib.h includes a glibconfig.h from a glib version 1.x +#endif +], + [g_string_new ("foo");], + [gl_cv_libglib=yes + gl_cv_LIBGLIB="$LIBGLIB_2_0" + gl_cv_LTLIBGLIB="$LTLIBGLIB_2_0" + gl_cv_INCGLIB="-I$LIBGLIB_2_0_PREFIX/include/glib-2.0 -I$LIBGLIB_2_0_PREFIX/$acl_libdirstem/glib-2.0/include" + ]) + fi + fi + CPPFLAGS="$gl_save_CPPFLAGS" + fi + LIBS="$gl_save_LIBS" + ]) + AC_MSG_CHECKING([for glib]) + AC_MSG_RESULT([$gl_cv_libglib]) + if test $gl_cv_libglib = yes; then + LIBGLIB="$gl_cv_LIBGLIB" + LTLIBGLIB="$gl_cv_LTLIBGLIB" + INCGLIB="$gl_cv_INCGLIB" + else + gl_cv_libglib_use_included=yes + fi + fi + AC_SUBST([LIBGLIB]) + AC_SUBST([LTLIBGLIB]) + AC_SUBST([INCGLIB]) + AC_MSG_CHECKING([whether to use the included glib]) + AC_MSG_RESULT([$gl_cv_libglib_use_included]) + + if test "$gl_cv_libglib_use_included" = yes; then + LIBGLIB_H= + LIBGLIB_H="$LIBGLIB_H glib.h" + LIBGLIB_H="$LIBGLIB_H glibconfig.h" + LIBGLIB_H="$LIBGLIB_H glib/ghash.h" + LIBGLIB_H="$LIBGLIB_H glib/glist.h" + LIBGLIB_H="$LIBGLIB_H glib/gprimes.h" + LIBGLIB_H="$LIBGLIB_H glib/gstrfuncs.h" + LIBGLIB_H="$LIBGLIB_H glib/gstring.h" + LIBGLIB_H="$LIBGLIB_H glib/gtypes.h" + AC_REQUIRE([AC_GNU_SOURCE]) + AC_CHECK_HEADERS([unistd.h]) + dnl Don't bother checking for pthread.h and other multithread facilities. + else + LIBGLIB_H= + fi + AC_SUBST([LIBGLIB_H]) + + AM_CONDITIONAL([INCLUDED_LIBGLIB], + [test "$gl_cv_libglib_use_included" = yes]) +]) |