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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@gmail.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
(cherry picked from commit 535da77552)
Signed-off-by: Michael Stefaniuc <mstefani@winehq.org>
This commit is contained in:
Eric Pouech 2021-12-20 10:29:01 +01:00 committed by Michael Stefaniuc
parent 19de448df6
commit 3bff9ccfa4
1 changed files with 2 additions and 1 deletions
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3
programs/cmd/builtins.c
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@ -2815,8 +2815,9 @@ 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 );