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* conform/data/stdlib.h-data: Account for XPG6 changes.
	* stdlib/stdlib.h (__random): Change return value type to long.
	(posix_memalign): Cleanup parameter names.
	(setenv, unsetenv): Make available for __USE_XOPEN2K.
	Change return type of unsetenv to int.
	(qecvt, qgcvt, qfcvt): Declare only if __USE_MISC.
	* sysdeps/generic/setenv.c (unsetenv): Change return type to int.
	Return -1 and set errno if parameter is invalid.
	* stdlib/random.c (__random): Change return value type to long.
This commit is contained in:
Ulrich Drepper
2001-01-27 07:07:07 +00:00
parent 69bd45bdbd
commit 61f9d0a356
6 changed files with 54 additions and 10 deletions
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16
sysdeps/generic/setenv.c
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@@ -1,4 +1,4 @@
/* Copyright (C) 1992, 95, 96, 97, 98, 99, 2000 Free Software Foundation, Inc.
/* Copyright (C) 1992,95,96,97,98,99,2000,2001 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -263,13 +263,21 @@ setenv (name, value, replace)
return __add_to_environ (name, value, NULL, replace);
}
void
int
unsetenv (name)
const char *name;
{
const size_t len = strlen (name);
const size_t len;
char **ep;
if (name == NULL || *name == '\0' || strchr (name, '=') != NULL)
{
__set_errno (EINVAL);
return -1;
}
len = strlen (name);
LOCK;
ep = __environ;
@@ -288,6 +296,8 @@ unsetenv (name)
++ep;
UNLOCK;
return 0;
}
/* The `clearenv' was planned to be added to POSIX.1 but probably