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cmd.exe: Add basic support for FOR /F parsing launched programs output.

This commit is contained in:
Jason Edmeades 2007-09-11 21:43:07 +01:00 committed by Alexandre Julliard
parent f3ae48cbda
commit c7b88e95f5
1 changed files with 35 additions and 3 deletions
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38
programs/cmd/builtins.c
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@ -822,14 +822,41 @@ void WCMD_for (WCHAR *p, CMD_LIST **cmdList) {
} else if (doFileset && *itemStart != '"') {
HANDLE input;
WCHAR temp_file[MAX_PATH];
WINE_TRACE("Processing for filespec from item %d '%s'\n", itemNum,
wine_dbgstr_w(item));
/* Open the file, read line by line and process */
input = CreateFile (item, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL, NULL);
/* If backquote or single quote, we need to launch that command
and parse the results - use a temporary file */
if (*itemStart == '`' || *itemStart == '\'') {
WCHAR temp_path[MAX_PATH], temp_cmd[MAXSTRING];
static const WCHAR redirOut[] = {'%','s',' ','>',' ','%','s','\0'};
static const WCHAR cmdW[] = {'C','M','D','\0'};
/* Remove trailing character */
itemStart[strlenW(itemStart)-1] = 0x00;
/* Get temp filename */
GetTempPath (sizeof(temp_path)/sizeof(WCHAR), temp_path);
GetTempFileName (temp_path, cmdW, 0, temp_file);
/* Execute program and redirect output */
wsprintf (temp_cmd, redirOut, (itemStart+1), temp_file);
WCMD_execute (temp_cmd, NULL, NULL, NULL);
/* Open the file, read line by line and process */
input = CreateFile (temp_file, GENERIC_READ, FILE_SHARE_READ,
NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
} else {
/* Open the file, read line by line and process */
input = CreateFile (item, GENERIC_READ, FILE_SHARE_READ,
NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
}
/* Process the input file */
if (input == INVALID_HANDLE_VALUE) {
WCMD_print_error ();
WCMD_output (WCMD_LoadMessage(WCMD_READFAIL), item);
@ -862,6 +889,11 @@ void WCMD_for (WCHAR *p, CMD_LIST **cmdList) {
CloseHandle (input);
}
/* Delete the temporary file */
if (*itemStart == '`' || *itemStart == '\'') {
DeleteFile (temp_file);
}
/* Filesets - A string literal */
} else if (doFileset && *itemStart == '"') {
WCHAR buffer[MAXSTRING] = {'\0'};