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authorRoland McGrath <roland@gnu.org>2004-06-09 18:33:36 +0000
committerRoland McGrath <roland@gnu.org>2004-06-09 18:33:36 +0000
commite17f8b6119eb64d126422eda8a18d577cbdc9976 (patch)
tree420d90c088e34223e18c9dc838264785555aab9e /stdlib/tst-environ.c
parent616340ca428df8879afb1fcb8771d4e4050ff1e2 (diff)
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* sysdeps/generic/setenv.c (setenv): Return -1/EINVAL if name is
NULL, "" or contains '=' character in it. Reported by Michael T Kerrisk <mtk-lists@gmx.net>. * stdlib/tst-environ.c: Include errno.h. (main): Add tests for these arguments to setenv/unsetenv.
Diffstat (limited to 'stdlib/tst-environ.c')
-rw-r--r--stdlib/tst-environ.c47
1 files changed, 46 insertions, 1 deletions
diff --git a/stdlib/tst-environ.c b/stdlib/tst-environ.c
index 52c26e8..6dd9a40 100644
--- a/stdlib/tst-environ.c
+++ b/stdlib/tst-environ.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1999 Free Software Foundation, Inc.
+/* Copyright (C) 1999, 2004 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
@@ -16,6 +16,7 @@
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
+#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
@@ -173,5 +174,49 @@ main (void)
result = 1;
}
+ /* Both setenv and unsetenv should return -1/EINVAL for NULL or "" name
+ or if name contains '=' character. */
+ errno = 0;
+ if (setenv (NULL, "val", 1) >= 0 || errno != EINVAL)
+ {
+ puts ("setenv #4 failed");
+ result = 1;
+ }
+
+ errno = 0;
+ if (setenv ("", "val", 0) >= 0 || errno != EINVAL)
+ {
+ puts ("setenv #5 failed");
+ result = 1;
+ }
+
+ errno = 0;
+ if (setenv ("var=val", "val", 1) >= 0 || errno != EINVAL)
+ {
+ puts ("setenv #6 failed");
+ result = 1;
+ }
+
+ errno = 0;
+ if (unsetenv (NULL) >= 0 || errno != EINVAL)
+ {
+ puts ("unsetenv #1 failed");
+ result = 1;
+ }
+
+ errno = 0;
+ if (unsetenv ("") >= 0 || errno != EINVAL)
+ {
+ puts ("unsetenv #2 failed");
+ result = 1;
+ }
+
+ errno = 0;
+ if (unsetenv ("x=y") >= 0 || errno != EINVAL)
+ {
+ puts ("unsetenv #3 failed");
+ result = 1;
+ }
+
return result;
}