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# Configure paths for libpopt, based on m4's part of gnome
# (c) 2002, 2004 Herbert Valerio Riedel
dnl AM_PATH_LIBPOPT([ACTION-IF-FOUND[, ACTION-IF-NOT-FOUND]])
dnl Test for libpopt, sets LIBPOPT_{CFLAGS,LIBS}
dnl alas there's no easy way to check the version available
AC_DEFUN([AM_PATH_LIBPOPT], [
AC_ARG_WITH(libpopt-prefix,[ --with-libpopt-prefix=PFX Prefix where libpopt is installed (optional)],
libpopt_prefix="$withval", libpopt_prefix="")
if test x$libpopt_prefix != x ; then
LIBPOPT_CFLAGS="-I$libpopt_prefix/include"
LIBPOPT_LIBS="-L$libpopt_prefix/lib -lpopt"
else
LIBPOPT_CFLAGS=""
LIBPOPT_LIBS="-lpopt"
fi
AC_MSG_CHECKING(for libpopt library)
dnl save CFLAGS and LIBS
ac_save_CFLAGS="$CFLAGS"
ac_save_LIBS="$LIBS"
CFLAGS="$CFLAGS $LIBPOPT_CFLAGS"
LIBS="$LIBPOPT_LIBS $LIBS"
dnl now check whether the installed libpopt is usable
rm -f conf.glibtest
AC_TRY_RUN([
#include <popt.h>
int
main(int argc, const char *argv[])
{
char *s;
const struct poptOption options[] = {
POPT_AUTOHELP
{ NULL, 0, 0, NULL, 0, NULL, NULL },
{"foo", 'f', POPT_ARG_STRING|POPT_ARGFLAG_OPTIONAL, &s, NULL,
"test doc", "FILE"},
};
poptContext context = poptGetContext("popt-test", argc, argv, options, 0);
poptSetOtherOptionHelp (context, "[OPTION...] <argument...>");
poptGetNextOpt(context);
return 0;
}
],, no_popt=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
CFLAGS="$ac_save_CFLAGS"
LIBS="$ac_save_LIBS"
dnl handle test result
if test "x$no_popt" = x ; then
AC_MSG_RESULT(yes)
ifelse([$1], , :, [$1])
else
AC_MSG_RESULT(no or not new enough - need libpopt 1.7 or greater)
LIBPOPT_CFLAGS=""
LIBPOPT_LIBS=""
ifelse([$2], , :, [$2])
fi
AC_SUBST(LIBPOPT_CFLAGS)
AC_SUBST(LIBPOPT_LIBS)
])
dnl EOF
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