config/debuginfod: do not include pkg.m4 directly

[deliverable/binutils-gdb.git] / config / no-executables.m4

diff --git a/config/no-executables.m4 b/config/no-executables.m4
index ca26b7112c6fce392f101289d5d3985a39f40e10..6842f84fba3268bc20d4f1860f67ea9c4f6947b2 100644 (file)
--- a/config/no-executables.m4
+++ b/config/no-executables.m4
@@ -25,7 +25,9 @@ AC_BEFORE([$0], [_AC_COMPILER_EXEEXT])
 AC_BEFORE([$0], [AC_LINK_IFELSE])
 
 m4_define([_AC_COMPILER_EXEEXT],
-AC_LANG_CONFTEST([AC_LANG_PROGRAM()])
+[AC_LANG_CONFTEST([AC_LANG_PROGRAM(
+                    [#include <stdio.h>],
+                    [printf ("hello world\n");])])
 # FIXME: Cleanup?
 AS_IF([AC_TRY_EVAL(ac_link)], [gcc_no_link=no], [gcc_no_link=yes])
 if test x$gcc_no_link = xyes; then
@@ -35,7 +37,7 @@ if test x$gcc_no_link = xyes; then
   cross_compiling=yes
   EXEEXT=
 else
-  m4_defn([_AC_COMPILER_EXEEXT])dnl
+  ]m4_defn([_AC_COMPILER_EXEEXT])dnl
 fi
 )
 
@@ -53,9 +55,17 @@ if test x$gcc_no_link = xyes; then
     ac_cv_func_mmap_fixed_mapped=no
   fi
 fi
-if test "x${ac_cv_func_mmap_fixed_mapped+set}" != xset; then
+if test "x${ac_cv_func_mmap_fixed_mapped}" != xno; then
   m4_defn([AC_FUNC_MMAP])
 fi)
 
 m4_divert_pop()dnl
 ])# GCC_NO_EXECUTABLES
+
+# Use the strongest available test out of AC_TRY_COMPILE and AC_TRY_LINK.
+AC_DEFUN([GCC_TRY_COMPILE_OR_LINK],
+[if test x$gcc_no_link = xyes; then
+  AC_TRY_COMPILE([$1], [$2], [$3], [$4])
+else
+  AC_TRY_LINK([$1], [$2], [$3], [$4])
+fi])