Jason Edmeades : cmd: Fix tilda parameter expansion when arg is empty.
Alexandre Julliard
julliard at winehq.org
Tue Jun 4 15:48:35 CDT 2013
Module: wine
Branch: master
Commit: 2b9649d9db1f4b769f6a80407ae2ea6dc364aaeb
URL: http://source.winehq.org/git/wine.git/?a=commit;h=2b9649d9db1f4b769f6a80407ae2ea6dc364aaeb
Author: Jason Edmeades <jason at edmeades.me.uk>
Date: Sun Jun 2 21:29:58 2013 +0100
cmd: Fix tilda parameter expansion when arg is empty.
---
programs/cmd/batch.c | 12 +++++++-----
programs/cmd/tests/test_builtins.cmd | 1 +
programs/cmd/tests/test_builtins.cmd.exp | 1 +
3 files changed, 9 insertions(+), 5 deletions(-)
diff --git a/programs/cmd/batch.c b/programs/cmd/batch.c
index 09081f4..294a153 100644
--- a/programs/cmd/batch.c
+++ b/programs/cmd/batch.c
@@ -514,11 +514,13 @@ void WCMD_HandleTildaModifiers(WCHAR **start, BOOL atExecute)
/* After this, we need full information on the file,
which is valid not to exist. */
if (!skipFileParsing) {
- if (GetFullPathNameW(outputparam, MAX_PATH, fullfilename, NULL) == 0)
- return;
-
- exists = GetFileAttributesExW(fullfilename, GetFileExInfoStandard,
- &fileInfo);
+ if (GetFullPathNameW(outputparam, MAX_PATH, fullfilename, NULL) == 0) {
+ exists = FALSE;
+ fullfilename[0] = 0x00;
+ } else {
+ exists = GetFileAttributesExW(fullfilename, GetFileExInfoStandard,
+ &fileInfo);
+ }
/* 2. Handle 'a' : Output attributes (File doesn't have to exist) */
if (memchrW(firstModifier, 'a', modifierLen) != NULL) {
diff --git a/programs/cmd/tests/test_builtins.cmd b/programs/cmd/tests/test_builtins.cmd
index f3aa1a9..45617cf 100644
--- a/programs/cmd/tests/test_builtins.cmd
+++ b/programs/cmd/tests/test_builtins.cmd
@@ -363,6 +363,7 @@ for %%i in ("d e" f) do echo %%~dpi
for %%i in ("g h" i) do echo %%~sdi
for %%i in ("g h" i) do echo %%~dsi
for %%i in ("j k" l.eh) do echo '%%~xsi'
+for %%i in ("") do echo '%%~i,%%~fi,%%~di,%%~pi,%%~ni,%%~xi,%%~si,%%~ai,%%~ti,%%~zi'
echo --- in parameters
for %%i in ("A B" C) do call :echoFun %%i
diff --git a/programs/cmd/tests/test_builtins.cmd.exp b/programs/cmd/tests/test_builtins.cmd.exp
index dd6ccb5..99ed738 100644
--- a/programs/cmd/tests/test_builtins.cmd.exp
+++ b/programs/cmd/tests/test_builtins.cmd.exp
@@ -319,6 +319,7 @@ N
@drive@
''
'.eh'
+',,,,,,,,,'
--- in parameters
"A B"
C
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