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gnulib-common.m4: make glibc write diagnostics to stderr, not /dev/tty

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* m4/gnulib-common.m4 (gl_COMMON_BODY): Set LIBC_FATAL_STDERR_.
Prompted by an exchange with Gilles Espinasse.
This commit is contained in:
Jim Meyering
2010-04-27 09:02:59 +02:00
committed by Jim Meyering
parent 6e417accc9
commit 8ca073ee3b
2 changed files with 14 additions and 1 deletions
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ChangeLog
+7
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@@ -1,3 +1,10 @@
2010-04-26 Jim Meyering <jim@meyering.net>
Bruno Haible <bruno@clisp.org>
gnulib-common.m4: make glibc write diagnostics to stderr, not /dev/tty
* m4/gnulib-common.m4 (gl_COMMON_BODY): Set LIBC_FATAL_STDERR_.
Prompted by an exchange with Gilles Espinasse.
2010-04-26 Jim Meyering <meyering@redhat.com>
git-version-gen: aesthetic tweak
m4/gnulib-common.m4
+7 -1
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@@ -1,4 +1,4 @@
# gnulib-common.m4 serial 19
# gnulib-common.m4 serial 20
dnl Copyright (C) 2007-2010 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
@@ -35,6 +35,12 @@ AC_DEFUN([gl_COMMON_BODY], [
is a misnomer outside of parameter lists. */
#define _UNUSED_PARAMETER_ _GL_UNUSED
])
dnl Preparation for running test programs:
dnl Tell glibc to write diagnostics from -D_FORTIFY_SOURCE=2 to stderr, not
dnl to /dev/tty, so they can be redirected to log files. Such diagnostics
dnl arise e.g., in the macros gl_PRINTF_DIRECTIVE_N, gl_SNPRINTF_DIRECTIVE_N.
LIBC_FATAL_STDERR_=1
export LIBC_FATAL_STDERR_
])
# gl_MODULE_INDICATOR_CONDITION