From c4804326a84a0131913317c2a3571cab76cfd2e7 Mon Sep 17 00:00:00 2001
From: Bruno Haible <bruno@clisp.org>
Date: Sun, 16 Feb 2020 22:37:28 +0100
Subject: lchmod: Make more future-proof.

* m4/lchmod.m4 (gl_FUNC_LCHMOD): Define NEED_LCHMOD_NONSYMLINK_FIX.
(gl_PREREQ_LCHMOD): New macro.
* lib/lchmod.c (orig_lchmod): New function.
(lchmod): Test NEED_LCHMOD_NONSYMLINK_FIX. Access /proc only on Linux.
Return EOPNOTSUPP only on Linux and on platforms without lchmod
function.
* modules/lchmod (configure.ac): Invoke gl_PREREQ_LCHMOD.
---
 modules/lchmod | 1 +
 1 file changed, 1 insertion(+)

(limited to 'modules/lchmod')

diff --git a/modules/lchmod b/modules/lchmod
index c82991008c..c3e0a166de 100644
--- a/modules/lchmod
+++ b/modules/lchmod
@@ -19,6 +19,7 @@ configure.ac:
 gl_FUNC_LCHMOD
 if test $HAVE_LCHMOD = 0 || test $REPLACE_LCHMOD = 1; then
   AC_LIBOBJ([lchmod])
+  gl_PREREQ_LCHMOD
 fi
 gl_SYS_STAT_MODULE_INDICATOR([lchmod])
 
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