2 * WCMD - Wine-compatible command line interface.
4 * Copyright (C) 1999 - 2001 D A Pickles
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 * - Cannot handle parameters in quotes
24 * - Lots of functionality missing from builtins
30 const char * const inbuilt[] = {"ATTRIB", "CALL", "CD", "CHDIR", "CLS", "COPY", "CTTY",
31 "DATE", "DEL", "DIR", "ECHO", "ERASE", "FOR", "GOTO",
32 "HELP", "IF", "LABEL", "MD", "MKDIR", "MOVE", "PATH", "PAUSE",
33 "PROMPT", "REM", "REN", "RENAME", "RD", "RMDIR", "SET", "SHIFT",
34 "TIME", "TITLE", "TYPE", "VERIFY", "VER", "VOL",
35 "ENDLOCAL", "SETLOCAL", "EXIT" };
39 int echo_mode = 1, verify_mode = 0;
40 const char nyi[] = "Not Yet Implemented\n\n";
41 const char newline[] = "\n";
42 const char version_string[] = "WCMD Version " PACKAGE_VERSION "\n\n";
43 const char anykey[] = "Press Return key to continue: ";
44 char quals[MAX_PATH], param1[MAX_PATH], param2[MAX_PATH];
45 BATCH_CONTEXT *context = NULL;
46 static HANDLE old_stdin = INVALID_HANDLE_VALUE, old_stdout = INVALID_HANDLE_VALUE;
48 /*****************************************************************************
49 * Main entry point. This is a console application so we have a main() not a
53 int main (int argc, char *argv[])
59 int opt_c, opt_k, opt_q;
64 if (lstrcmpi(*argv,"/c")==0) {
68 } else if (lstrcmpi(*argv,"/q")==0) {
70 } else if (lstrcmpi(*argv,"/k")==0) {
74 } else if (lstrcmpi(*argv,"/t")==0 || lstrcmpi(*argv,"/x")==0 ||
75 lstrcmpi(*argv,"/y")==0) {
76 /* Ignored for compatibility with Windows */
90 /* Build the command to execute */
92 for (arg = argv; *arg; arg++)
100 if( !*a ) has_space=1;
105 if (*a==' ' || *a=='\t') {
107 } else if (*a=='"') {
108 /* doubling of '\' preceding a '"',
109 * plus escaping of said '"'
117 len+=(a-*arg)+1 /* for the separating space */;
119 len+=2; /* for the quotes */
122 cmd = HeapAlloc(GetProcessHeap(), 0, len);
127 for (arg = argv; *arg; arg++)
129 int has_space,has_quote;
132 /* Check for quotes and spaces in this argument */
133 has_space=has_quote=0;
135 if( !*a ) has_space=1;
137 if (*a==' ' || *a=='\t') {
141 } else if (*a=='"') {
149 /* Now transfer it to the command line */
166 /* Double all the '\\' preceding this '"', plus one */
167 for (i=0;i<=bcount;i++)
186 p--; /* remove last space */
191 /* If we do a "wcmd /c command", we don't want to allocate a new
192 * console since the command returns immediately. Rather, we use
193 * the currently allocated input and output handles. This allows
194 * us to pipe to and read from the command interpreter.
196 if (strchr(cmd,'|') != NULL)
199 WCMD_process_command(cmd);
200 HeapFree(GetProcessHeap(), 0, cmd);
204 SetConsoleMode(GetStdHandle(STD_INPUT_HANDLE), ENABLE_LINE_INPUT |
205 ENABLE_ECHO_INPUT | ENABLE_PROCESSED_INPUT);
206 SetConsoleTitle("Wine Command Prompt");
209 WCMD_process_command(cmd);
210 HeapFree(GetProcessHeap(), 0, cmd);
214 * If there is an AUTOEXEC.BAT file, try to execute it.
217 GetFullPathName ("\\autoexec.bat", sizeof(string), string, NULL);
218 h = CreateFile (string, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
219 if (h != INVALID_HANDLE_VALUE) {
222 WCMD_batch_command (string);
227 * Loop forever getting commands and executing them.
233 ReadFile (GetStdHandle(STD_INPUT_HANDLE), string, sizeof(string), &count, NULL);
235 string[count-1] = '\0'; /* ReadFile output is not null-terminated! */
236 if (string[count-2] == '\r') string[count-2] = '\0'; /* Under Windoze we get CRLF! */
237 if (lstrlen (string) != 0) {
238 if (strchr(string,'|') != NULL) {
242 WCMD_process_command (string);
250 /*****************************************************************************
251 * Process one command. If the command is EXIT this routine does not return.
252 * We will recurse through here executing batch files.
256 void WCMD_process_command (char *command)
260 DWORD count, creationDisposition;
263 SECURITY_ATTRIBUTES sa;
266 * Expand up environment variables.
268 len = ExpandEnvironmentStrings (command, NULL, 0);
269 cmd = HeapAlloc( GetProcessHeap(), 0, len );
270 status = ExpandEnvironmentStrings (command, cmd, len);
273 HeapFree( GetProcessHeap(), 0, cmd );
278 * Changing default drive has to be handled as a special case.
281 if ((cmd[1] == ':') && IsCharAlpha (cmd[0]) && (strlen(cmd) == 2)) {
282 status = SetCurrentDirectory (cmd);
283 if (!status) WCMD_print_error ();
284 HeapFree( GetProcessHeap(), 0, cmd );
288 /* Don't issue newline WCMD_output (newline); @JED*/
290 sa.nLength = sizeof(sa);
291 sa.lpSecurityDescriptor = NULL;
292 sa.bInheritHandle = TRUE;
294 * Redirect stdin and/or stdout if required.
297 if ((p = strchr(cmd,'<')) != NULL) {
298 h = CreateFile (WCMD_parameter (++p, 0, NULL), GENERIC_READ, FILE_SHARE_READ, &sa, OPEN_EXISTING,
299 FILE_ATTRIBUTE_NORMAL, NULL);
300 if (h == INVALID_HANDLE_VALUE) {
302 HeapFree( GetProcessHeap(), 0, cmd );
305 old_stdin = GetStdHandle (STD_INPUT_HANDLE);
306 SetStdHandle (STD_INPUT_HANDLE, h);
308 if ((p = strchr(cmd,'>')) != NULL) {
311 creationDisposition = OPEN_ALWAYS;
315 creationDisposition = CREATE_ALWAYS;
317 h = CreateFile (WCMD_parameter (p, 0, NULL), GENERIC_WRITE, 0, &sa, creationDisposition,
318 FILE_ATTRIBUTE_NORMAL, NULL);
319 if (h == INVALID_HANDLE_VALUE) {
321 HeapFree( GetProcessHeap(), 0, cmd );
324 if (SetFilePointer (h, 0, NULL, FILE_END) ==
325 INVALID_SET_FILE_POINTER) {
328 old_stdout = GetStdHandle (STD_OUTPUT_HANDLE);
329 SetStdHandle (STD_OUTPUT_HANDLE, h);
331 if ((p = strchr(cmd,'<')) != NULL) *p = '\0';
334 * Strip leading whitespaces, and a '@' if supplied
336 whichcmd = WCMD_strtrim_leading_spaces(cmd);
337 if (whichcmd[0] == '@') whichcmd++;
340 * Check if the command entered is internal. If it is, pass the rest of the
341 * line down to the command. If not try to run a program.
345 while (IsCharAlphaNumeric(whichcmd[count])) {
348 for (i=0; i<=WCMD_EXIT; i++) {
349 if (CompareString (LOCALE_USER_DEFAULT, NORM_IGNORECASE | SORT_STRINGSORT,
350 whichcmd, count, inbuilt[i], -1) == 2) break;
352 p = WCMD_strtrim_leading_spaces (&whichcmd[count]);
353 WCMD_parse (p, quals, param1, param2);
357 WCMD_setshow_attrib ();
360 WCMD_run_program (p, 1);
364 WCMD_setshow_default ();
367 WCMD_clear_screen ();
376 WCMD_setshow_date ();
386 WCMD_echo(&whichcmd[count]);
411 WCMD_setshow_path (p);
417 WCMD_setshow_prompt ();
436 WCMD_setshow_env (p);
442 WCMD_setshow_time ();
445 if (strlen(&whichcmd[count]) > 0)
446 WCMD_title(&whichcmd[count+1]);
463 WCMD_run_program (whichcmd, 0);
465 HeapFree( GetProcessHeap(), 0, cmd );
466 if (old_stdin != INVALID_HANDLE_VALUE) {
467 CloseHandle (GetStdHandle (STD_INPUT_HANDLE));
468 SetStdHandle (STD_INPUT_HANDLE, old_stdin);
469 old_stdin = INVALID_HANDLE_VALUE;
471 if (old_stdout != INVALID_HANDLE_VALUE) {
472 CloseHandle (GetStdHandle (STD_OUTPUT_HANDLE));
473 SetStdHandle (STD_OUTPUT_HANDLE, old_stdout);
474 old_stdout = INVALID_HANDLE_VALUE;
478 static void init_msvcrt_io_block(STARTUPINFO* st)
481 /* fetch the parent MSVCRT info block if any, so that the child can use the
482 * same handles as its grand-father
484 st_p.cb = sizeof(STARTUPINFO);
485 GetStartupInfo(&st_p);
486 st->cbReserved2 = st_p.cbReserved2;
487 st->lpReserved2 = st_p.lpReserved2;
488 if (st_p.cbReserved2 && st_p.lpReserved2 &&
489 (old_stdin != INVALID_HANDLE_VALUE || old_stdout != INVALID_HANDLE_VALUE))
491 /* Override the entries for fd 0,1,2 if we happened
492 * to change those std handles (this depends on the way wcmd sets
493 * it's new input & output handles)
495 size_t sz = max(sizeof(unsigned) + (sizeof(char) + sizeof(HANDLE)) * 3, st_p.cbReserved2);
496 BYTE* ptr = HeapAlloc(GetProcessHeap(), 0, sz);
499 unsigned num = *(unsigned*)st_p.lpReserved2;
500 char* flags = (char*)(ptr + sizeof(unsigned));
501 HANDLE* handles = (HANDLE*)(flags + num * sizeof(char));
503 memcpy(ptr, st_p.lpReserved2, st_p.cbReserved2);
504 st->cbReserved2 = sz;
505 st->lpReserved2 = ptr;
507 #define WX_OPEN 0x01 /* see dlls/msvcrt/file.c */
508 if (num <= 0 || (flags[0] & WX_OPEN))
510 handles[0] = GetStdHandle(STD_INPUT_HANDLE);
513 if (num <= 1 || (flags[1] & WX_OPEN))
515 handles[1] = GetStdHandle(STD_OUTPUT_HANDLE);
518 if (num <= 2 || (flags[2] & WX_OPEN))
520 handles[2] = GetStdHandle(STD_ERROR_HANDLE);
528 /******************************************************************************
531 * Execute a command line as an external program. If no extension given then
532 * precedence is given to .BAT files. Must allow recursion.
534 * called is 1 if the program was invoked with a CALL command - removed
535 * from command -. It is only used for batch programs.
537 * FIXME: Case sensitivity in suffixes!
540 void WCMD_run_program (char *command, int called) {
543 PROCESS_INFORMATION pe;
549 char filetorun[MAX_PATH];
551 WCMD_parse (command, quals, param1, param2); /* Quick way to get the filename */
552 if (!(*param1) && !(*param2))
554 if (strpbrk (param1, "/\\:") == NULL) { /* No explicit path given */
555 char *ext = strrchr( param1, '.' );
556 if (!ext || !strcasecmp( ext, ".bat"))
558 if (SearchPath (NULL, param1, ".bat", sizeof(filetorun), filetorun, NULL)) {
559 WCMD_batch (filetorun, command, called);
563 if (!ext || !strcasecmp( ext, ".cmd"))
565 if (SearchPath (NULL, param1, ".cmd", sizeof(filetorun), filetorun, NULL)) {
566 WCMD_batch (filetorun, command, called);
571 else { /* Explicit path given */
572 char *ext = strrchr( param1, '.' );
573 if (ext && (!strcasecmp( ext, ".bat" ) || !strcasecmp( ext, ".cmd" )))
575 WCMD_batch (param1, command, called);
579 if (ext && strpbrk( ext, "/\\:" )) ext = NULL;
582 strcpy (filetorun, param1);
583 strcat (filetorun, ".bat");
584 h = CreateFile (filetorun, GENERIC_READ, FILE_SHARE_READ,
585 NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
586 if (h != INVALID_HANDLE_VALUE) {
588 WCMD_batch (param1, command, called);
594 /* No batch file found, assume executable */
596 hinst = FindExecutable (param1, NULL, filetorun);
597 if ((int)hinst < 32) {
601 console = SHGetFileInfo (filetorun, 0, &psfi, sizeof(psfi), SHGFI_EXETYPE);
602 ZeroMemory (&st, sizeof(STARTUPINFO));
603 st.cb = sizeof(STARTUPINFO);
604 init_msvcrt_io_block(&st);
606 status = CreateProcess (NULL, command, NULL, NULL, TRUE,
607 0, NULL, NULL, &st, &pe);
612 if (!console) errorlevel = 0;
615 if (!HIWORD(console)) WaitForSingleObject (pe.hProcess, INFINITE);
616 GetExitCodeProcess (pe.hProcess, &errorlevel);
617 if (errorlevel == STILL_ACTIVE) errorlevel = 0;
619 CloseHandle(pe.hProcess);
620 CloseHandle(pe.hThread);
623 /******************************************************************************
626 * Display the prompt on STDout
630 void WCMD_show_prompt (void) {
633 char out_string[MAX_PATH], curdir[MAX_PATH], prompt_string[MAX_PATH];
636 status = GetEnvironmentVariable ("PROMPT", prompt_string, sizeof(prompt_string));
637 if ((status == 0) || (status > sizeof(prompt_string))) {
638 lstrcpy (prompt_string, "$P$G");
650 switch (toupper(*p)) {
658 GetDateFormat (LOCALE_USER_DEFAULT, DATE_SHORTDATE, NULL, NULL, q, MAX_PATH);
671 status = GetCurrentDirectory (sizeof(curdir), curdir);
677 status = GetCurrentDirectory (sizeof(curdir), curdir);
687 GetTimeFormat (LOCALE_USER_DEFAULT, 0, NULL, NULL, q, MAX_PATH);
691 lstrcat (q, version_string);
702 WCMD_output_asis (out_string);
705 /****************************************************************************
708 * Print the message for GetLastError
711 void WCMD_print_error (void) {
716 error_code = GetLastError ();
717 status = FormatMessage (FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM,
718 NULL, error_code, 0, (LPTSTR) &lpMsgBuf, 0, NULL);
720 WCMD_output ("FIXME: Cannot display message for error %d, status %d\n",
721 error_code, GetLastError());
724 WCMD_output_asis (lpMsgBuf);
725 LocalFree ((HLOCAL)lpMsgBuf);
726 WCMD_output_asis (newline);
730 /*******************************************************************
731 * WCMD_parse - parse a command into parameters and qualifiers.
733 * On exit, all qualifiers are concatenated into q, the first string
734 * not beginning with "/" is in p1 and the
735 * second in p2. Any subsequent non-qualifier strings are lost.
736 * Parameters in quotes are handled.
739 void WCMD_parse (char *s, char *q, char *p1, char *p2) {
743 *q = *p1 = *p2 = '\0';
748 while ((*s != '\0') && (*s != ' ') && *s != '/') {
749 *q++ = toupper (*s++);
759 while ((*s != '\0') && (*s != '"')) {
760 if (p == 0) *p1++ = *s++;
761 else if (p == 1) *p2++ = *s++;
764 if (p == 0) *p1 = '\0';
765 if (p == 1) *p2 = '\0';
772 while ((*s != '\0') && (*s != ' ') && (*s != '\t')) {
773 if (p == 0) *p1++ = *s++;
774 else if (p == 1) *p2++ = *s++;
777 if (p == 0) *p1 = '\0';
778 if (p == 1) *p2 = '\0';
784 /*******************************************************************
785 * WCMD_output - send output to current standard output device.
789 void WCMD_output (const char *format, ...) {
796 ret = vsnprintf (string, sizeof( string), format, ap);
798 if( ret >= sizeof( string)) {
799 WCMD_output_asis("ERR: output truncated in WCMD_output\n" );
800 string[sizeof( string) -1] = '\0';
802 WCMD_output_asis(string);
806 static int line_count;
807 static int max_height;
808 static BOOL paged_mode;
810 void WCMD_enter_paged_mode(void)
812 CONSOLE_SCREEN_BUFFER_INFO consoleInfo;
814 if (GetConsoleScreenBufferInfo(GetStdHandle(STD_OUTPUT_HANDLE), &consoleInfo))
815 max_height = consoleInfo.dwSize.Y;
819 line_count = 5; /* keep 5 lines from previous output */
822 void WCMD_leave_paged_mode(void)
827 /*******************************************************************
828 * WCMD_output_asis - send output to current standard output device.
829 * without formatting eg. when message contains '%'
832 void WCMD_output_asis (const char *message) {
839 if ((ptr = strchr(message, '\n')) != NULL) ptr++;
840 WriteFile (GetStdHandle(STD_OUTPUT_HANDLE), message,
841 (ptr) ? ptr - message : lstrlen(message), &count, NULL);
843 if (++line_count >= max_height - 1) {
845 WCMD_output_asis (anykey);
846 ReadFile (GetStdHandle(STD_INPUT_HANDLE), string, sizeof(string), &count, NULL);
849 } while ((message = ptr) != NULL);
851 WriteFile (GetStdHandle(STD_OUTPUT_HANDLE), message, lstrlen(message), &count, NULL);
856 /***************************************************************************
857 * WCMD_strtrim_leading_spaces
859 * Remove leading spaces from a string. Return a pointer to the first
860 * non-space character. Does not modify the input string
863 char *WCMD_strtrim_leading_spaces (char *string) {
868 while (*ptr == ' ') ptr++;
872 /*************************************************************************
873 * WCMD_strtrim_trailing_spaces
875 * Remove trailing spaces from a string. This routine modifies the input
876 * string by placing a null after the last non-space character
879 void WCMD_strtrim_trailing_spaces (char *string) {
883 ptr = string + lstrlen (string) - 1;
884 while ((*ptr == ' ') && (ptr >= string)) {
890 /*************************************************************************
893 * Handle pipes within a command - the DOS way using temporary files.
896 void WCMD_pipe (char *command) {
899 char temp_path[MAX_PATH], temp_file[MAX_PATH], temp_file2[MAX_PATH], temp_cmd[1024];
901 GetTempPath (sizeof(temp_path), temp_path);
902 GetTempFileName (temp_path, "WCMD", 0, temp_file);
903 p = strchr(command, '|');
905 wsprintf (temp_cmd, "%s > %s", command, temp_file);
906 WCMD_process_command (temp_cmd);
908 while ((p = strchr(command, '|'))) {
910 GetTempFileName (temp_path, "WCMD", 0, temp_file2);
911 wsprintf (temp_cmd, "%s < %s > %s", command, temp_file, temp_file2);
912 WCMD_process_command (temp_cmd);
913 DeleteFile (temp_file);
914 lstrcpy (temp_file, temp_file2);
917 wsprintf (temp_cmd, "%s < %s", command, temp_file);
918 WCMD_process_command (temp_cmd);
919 DeleteFile (temp_file);