diff options
Diffstat (limited to 'libiberty/putenv.c')
-rw-r--r-- | libiberty/putenv.c | 85 |
1 files changed, 0 insertions, 85 deletions
diff --git a/libiberty/putenv.c b/libiberty/putenv.c deleted file mode 100644 index 6d027dc..0000000 --- a/libiberty/putenv.c +++ /dev/null @@ -1,85 +0,0 @@ -/* Copyright (C) 1991, 1994, 1995, 1996, 2002 Free Software Foundation, Inc. - This file based on putenv.c in the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -/* - -@deftypefn Supplemental int putenv (const char *@var{string}) - -Uses @code{setenv} or @code{unsetenv} to put @var{string} into -the environment or remove it. If @var{string} is of the form -@samp{name=value} the string is added; if no @samp{=} is present the -name is unset/removed. - -@end deftypefn - -*/ - -#if defined (_AIX) && !defined (__GNUC__) - #pragma alloca -#endif - -#if HAVE_CONFIG_H -# include <config.h> -#endif - -#include "ansidecl.h" - -#define putenv libiberty_putenv - -#if HAVE_STDLIB_H -# include <stdlib.h> -#endif -#if HAVE_STRING_H -# include <string.h> -#endif - -#ifdef HAVE_ALLOCA_H -# include <alloca.h> -#else -# ifndef alloca -# ifdef __GNUC__ -# define alloca __builtin_alloca -# else -extern char *alloca (); -# endif /* __GNUC__ */ -# endif /* alloca */ -#endif /* HAVE_ALLOCA_H */ - -#undef putenv - -/* Below this point, it's verbatim code from the glibc-2.0 implementation */ - - -/* Put STRING, which is of the form "NAME=VALUE", in the environment. */ -int -putenv (string) - const char *string; -{ - const char *const name_end = strchr (string, '='); - - if (name_end) - { - char *name = (char *) alloca (name_end - string + 1); - memcpy (name, string, name_end - string); - name[name_end - string] = '\0'; - return setenv (name, name_end + 1, 1); - } - - unsetenv (string); - return 0; -} |