view modules/putenv @ 17329:a72ac603a92f

putenv: fix heap corruption with mixed putenv/_putenv Problem reported by Michael Goffioul in <http://lists.gnu.org/archive/html/bug-gnulib/2013-02/msg00061.html>. * lib/putenv.c (putenv) [HAVE__PUTENV]: Rely on _putenv to allocate the new environment. * m4/putenv.m4 (gl_PREREQ_PUTENV): New macro. * modules/putenv (configure.ac): Use it.
author Paul Eggert <eggert@cs.ucla.edu>
date Thu, 14 Feb 2013 13:14:18 -0800
parents 6c1f469caade
children
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Description:
putenv() function: change or add an environment variable.

Files:
lib/putenv.c
m4/putenv.m4

Depends-on:
stdlib
environ         [test $REPLACE_PUTENV = 1]
malloc-posix    [test $REPLACE_PUTENV = 1]

configure.ac:
gl_FUNC_PUTENV
if test $REPLACE_PUTENV = 1; then
  AC_LIBOBJ([putenv])
  gl_PREREQ_PUTENV
fi
gl_STDLIB_MODULE_INDICATOR([putenv])

Makefile.am:

Include:
<stdlib.h>

License:
LGPL

Maintainer:
Jim Meyering, glibc