Eric Pouech : cmd: Don't crash on 'if exist' without parameter.
Alexandre Julliard
julliard at winehq.org
Mon Dec 20 15:42:39 CST 2021
Module: wine
Branch: master
Commit: 535da77552deb74198f0fe8fedae3bbab5115ad7
URL: https://source.winehq.org/git/wine.git/?a=commit;h=535da77552deb74198f0fe8fedae3bbab5115ad7
Author: Eric Pouech <eric.pouech at gmail.com>
Date: Mon Dec 20 10:29:01 2021 +0100
cmd: Don't crash on 'if exist' without parameter.
Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=51598
Signed-off-by: Eric Pouech <eric.pouech at gmail.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
programs/cmd/builtins.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/programs/cmd/builtins.c b/programs/cmd/builtins.c
index d0a954d90fa..d14e69e072a 100644
--- a/programs/cmd/builtins.c
+++ b/programs/cmd/builtins.c
@@ -2811,8 +2811,9 @@ int evaluate_if_condition(WCHAR *p, WCHAR **command, int *test, int *negate)
WCHAR *param = WCMD_parameter(p, 1+(*negate), NULL, FALSE, FALSE);
int len = lstrlenW(param);
+ if (!len) goto syntax_err;
/* FindFirstFile does not like a directory path ending in '\', append a '.' */
- if (len && param[len-1] == '\\') lstrcatW(param, L".");
+ if (param[len-1] == '\\') lstrcatW(param, L".");
hff = FindFirstFileW(param, &fd);
*test = (hff != INVALID_HANDLE_VALUE );
More information about the wine-cvs
mailing list