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diff m4/mbtowc.m4 @ 40133:11b97647fb11

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mbtowc: Fix compilation error on Android 4.3. * lib/stdlib.in.h (mbtowc): Test also HAVE_MBTOWC. * m4/mbtowc.m4 (gl_FUNC_MBTOWC): Test whether mbtowc exists. Set HAVE_MBTOWC. * m4/stdlib_h.m4 (gl_STDLIB_H): Test whether mbtowc is declared. (gl_STDLIB_H_DEFAULTS): Initialize HAVE_MBTOWC. * modules/stdlib (Makefile.am): Substitute HAVE_MBTOWC. * modules/mbtowc (Depends-on, configure.ac): Test also HAVE_MBTOWC. * doc/posix-functions/mbtowc.texi: Mention the change.
author Bruno Haible <bruno@clisp.org>
date Fri, 25 Jan 2019 00:42:40 +0100
parents b06060465f09
children
line wrap: on
line diff
--- a/m4/mbtowc.m4	Fri Jan 25 00:15:50 2019 +0100
+++ b/m4/mbtowc.m4	Fri Jan 25 00:42:40 2019 +0100
@@ -1,4 +1,4 @@
-# mbtowc.m4 serial 2
+# mbtowc.m4 serial 3
 dnl Copyright (C) 2011-2019 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -8,8 +8,13 @@
 [
   AC_REQUIRE([gl_STDLIB_H_DEFAULTS])
 
-  if false; then
-    REPLACE_MBTOWC=1
+  AC_CHECK_FUNCS([mbtowc])
+  if test $ac_cv_func_mbtowc = no; then
+    HAVE_MBTOWC=0
+  else
+    if false; then
+      REPLACE_MBTOWC=1
+    fi
   fi
 ])