Mercurial > gnulib
view m4/secure_getenv.m4 @ 39870:eaceb00fc84b
timevar: Include documentation in gnulib manual.
* doc/timevar.texi: Change node and section name to 'Profiling of
program phases'.
In the code snippets, tweak the #includes and use GNU coding style.
* doc/gnulib.texi: Include timevar.texi.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Sun, 30 Sep 2018 19:27:56 +0200 |
parents | 10eb9086bea0 |
children | b06060465f09 |
line wrap: on
line source
# Look up an environment variable more securely. dnl Copyright 2013-2018 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. AC_DEFUN([gl_FUNC_SECURE_GETENV], [ dnl Persuade glibc <stdlib.h> to declare secure_getenv(). AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS]) AC_REQUIRE([gl_STDLIB_H_DEFAULTS]) AC_CHECK_FUNCS_ONCE([secure_getenv]) if test $ac_cv_func_secure_getenv = no; then HAVE_SECURE_GETENV=0 fi ]) # Prerequisites of lib/secure_getenv.c. AC_DEFUN([gl_PREREQ_SECURE_GETENV], [ AC_CHECK_FUNCS([__secure_getenv]) if test $ac_cv_func___secure_getenv = no; then AC_CHECK_FUNCS([issetugid]) fi AC_CHECK_FUNCS_ONCE([getuid geteuid getgid getegid]) ])