diff options
Diffstat (limited to 'cf/check-x.m4')
| -rw-r--r-- | cf/check-x.m4 | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/cf/check-x.m4 b/cf/check-x.m4 new file mode 100644 index 0000000000000..07f7e2d80f59c --- /dev/null +++ b/cf/check-x.m4 @@ -0,0 +1,53 @@ +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 +]) |