diff options
Diffstat (limited to 'newlib/libc/stdlib/getenv.c')
-rw-r--r-- | newlib/libc/stdlib/getenv.c | 101 |
1 files changed, 0 insertions, 101 deletions
diff --git a/newlib/libc/stdlib/getenv.c b/newlib/libc/stdlib/getenv.c deleted file mode 100644 index c9f1ecd..0000000 --- a/newlib/libc/stdlib/getenv.c +++ /dev/null @@ -1,101 +0,0 @@ -/* -FUNCTION -<<getenv>>---look up environment variable - -INDEX - getenv -INDEX - environ - -ANSI_SYNOPSIS - #include <stdlib.h> - char *getenv(const char *<[name]>); - -TRAD_SYNOPSIS - #include <stdlib.h> - char *getenv(<[name]>) - char *<[name]>; - -DESCRIPTION -<<getenv>> searches the list of environment variable names and values -(using the global pointer `<<char **environ>>') for a variable whose -name matches the string at <[name]>. If a variable name matches, -<<getenv>> returns a pointer to the associated value. - -RETURNS -A pointer to the (string) value of the environment variable, or -<<NULL>> if there is no such environment variable. - -PORTABILITY -<<getenv>> is ANSI, but the rules for properly forming names of environment -variables vary from one system to another. - -<<getenv>> requires a global pointer <<environ>>. -*/ - -/* This file may have been modified by DJ Delorie (Jan 1991). If so, -** these modifications are Coyright (C) 1991 DJ Delorie, 24 Kirsten Ave, -** Rochester NH, 03867-2954, USA. -*/ - -/* - * Copyright (c) 1987 Regents of the University of California. - * All rights reserved. - * - * Redistribution and use in source and binary forms are permitted - * provided that: (1) source distributions retain this entire copyright - * notice and comment, and (2) distributions including binaries display - * the following acknowledgement: ``This product includes software - * developed by the University of California, Berkeley and its contributors'' - * in the documentation or other materials provided with the distribution - * and in all advertising materials mentioning features or use of this - * software. Neither the name of the University nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. - */ - -#ifndef _REENT_ONLY - -#include <stdlib.h> -#include <stddef.h> -#include <string.h> - -extern char **environ; - -/* - * _findenv -- - * Returns pointer to value associated with name, if any, else NULL. - * Sets offset to be the offset of the name/value combination in the - * environmental array, for use by setenv(3) and unsetenv(3). - * Explicitly removes '=' in argument name. - * - * This routine *should* be a static; don't use it. - */ - -char * -_DEFUN (_findenv, (name, offset), - register _CONST char *name _AND - int *offset) -{ - return _findenv_r (_REENT, name, offset); -} - -/* - * getenv -- - * Returns ptr to value associated with name, if any, else NULL. - */ - -char * -_DEFUN (getenv, (name), - _CONST char *name) -{ - int offset; - char *_findenv_r (); - - return _findenv_r (_REENT, name, &offset); -} - -#endif /* !_REENT_ONLY */ |