/crypto/heimdal/cf/check-x.m4
https://bitbucket.org/freebsd/freebsd-head/ · m4 · 53 lines · 48 code · 2 blank · 3 comment · 0 complexity · 8c714552dfe6e4e1b8389f2781270f9e MD5 · raw file
- dnl
- dnl See if there is any X11 present
- dnl
- dnl $Id: check-x.m4 15435 2005-06-16 19:45:52Z lha $
- AC_DEFUN([KRB_CHECK_X],[
- AC_PATH_XTRA
- # try to figure out if we need any additional ld flags, like -R
- # and yes, the autoconf X test is utterly broken
- if test "$no_x" != yes; then
- AC_CACHE_CHECK(for special X linker flags,krb_cv_sys_x_libs_rpath,[
- ac_save_libs="$LIBS"
- ac_save_cflags="$CFLAGS"
- CFLAGS="$CFLAGS $X_CFLAGS"
- krb_cv_sys_x_libs_rpath=""
- krb_cv_sys_x_libs=""
- for rflag in "" "-R" "-R " "-rpath "; do
- if test "$rflag" = ""; then
- foo="$X_LIBS"
- else
- foo=""
- for flag in $X_LIBS; do
- case $flag in
- -L*)
- foo="$foo $flag `echo $flag | sed \"s/-L/$rflag/\"`"
- ;;
- *)
- foo="$foo $flag"
- ;;
- esac
- done
- fi
- LIBS="$ac_save_libs $foo $X_PRE_LIBS -lX11 $X_EXTRA_LIBS"
- AC_RUN_IFELSE([
- #include <X11/Xlib.h>
- foo(void)
- {
- XOpenDisplay(NULL);
- }
- main(int argc, char **argv)
- {
- return 0;
- }
- ],krb_cv_sys_x_libs_rpath="$rflag"; krb_cv_sys_x_libs="$foo"; break,:,
- krb_cv_sys_x_libs_rpath="" ; krb_cv_sys_x_libs="" ; break)
- done
- LIBS="$ac_save_libs"
- CFLAGS="$ac_save_cflags"
- ])
- X_LIBS="$krb_cv_sys_x_libs"
- fi
- ])