diff options
Diffstat (limited to 'libc/stdlib/getenv.c')
| -rw-r--r-- | libc/stdlib/getenv.c | 35 |
1 files changed, 13 insertions, 22 deletions
diff --git a/libc/stdlib/getenv.c b/libc/stdlib/getenv.c index 6cbdc3e65..c7940f398 100644 --- a/libc/stdlib/getenv.c +++ b/libc/stdlib/getenv.c @@ -1,42 +1,33 @@ /* getenv.c for uClibc - Erik Andersen <andersen@codepoet.org> - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 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 - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. - */ + * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org> + * + * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. + */ #include <string.h> #include <unistd.h> +#include <stdlib.h> + +libc_hidden_proto(getenv) +libc_hidden_proto(memcmp) +libc_hidden_proto(strlen) /* IEEE Std 1003.1-2001 says getenv need not be thread safe, so * don't bother locking access to __environ */ -char attribute_hidden *__getenv(const char *var) +char *getenv(const char *var) { int len; char **ep; if (!(ep=__environ)) return NULL; - len = __strlen(var); + len = strlen(var); while(*ep) { - if (__memcmp(var, *ep, len) == 0 && (*ep)[len] == '=') { + if (memcmp(var, *ep, len) == 0 && (*ep)[len] == '=') { return *ep + len + 1; } ep++; } return NULL; } - -strong_alias(__getenv,getenv) +libc_hidden_def(getenv) |