712 lines
18 KiB
C
712 lines
18 KiB
C
/*
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* WCMD - Wine-compatible command line interface.
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*
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* Copyright (C) 1999 - 2001 D A Pickles
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/*
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* FIXME:
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* - Cannot handle parameters in quotes
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* - Lots of functionality missing from builtins
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*/
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#include "wcmd.h"
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char *inbuilt[] = {"ATTRIB", "CALL", "CD", "CHDIR", "CLS", "COPY", "CTTY",
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"DATE", "DEL", "DIR", "ECHO", "ERASE", "FOR", "GOTO",
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"HELP", "IF", "LABEL", "MD", "MKDIR", "MOVE", "PATH", "PAUSE",
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"PROMPT", "REM", "REN", "RENAME", "RD", "RMDIR", "SET", "SHIFT",
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"TIME", "TITLE", "TYPE", "VERIFY", "VER", "VOL", "EXIT" };
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HINSTANCE hinst;
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DWORD errorlevel;
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int echo_mode = 1, verify_mode = 0;
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char nyi[] = "Not Yet Implemented\n\n";
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char newline[] = "\n";
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char version_string[] = "WCMD Version 0.17\n\n";
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char anykey[] = "Press any key to continue: ";
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char quals[MAX_PATH], param1[MAX_PATH], param2[MAX_PATH];
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BATCH_CONTEXT *context = NULL;
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/*****************************************************************************
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* Main entry point. This is a console application so we have a main() not a
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* winmain().
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*/
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int main (int argc, char *argv[]) {
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char string[1024], args[MAX_PATH], param[MAX_PATH];
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int i;
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DWORD count;
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HANDLE h;
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args[0] = param[0] = '\0';
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if (argc > 1) {
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/* interpreter options must come before the command to execute.
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* Any options after the command are command options, not interpreter options.
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*/
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for (i=1; i<argc && argv[i][0] == '/'; i++)
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strcat (args, argv[i]);
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for (; i<argc; i++) {
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strcat (param, argv[i]);
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strcat (param, " ");
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}
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}
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/* If we do a "wcmd /c command", we don't want to allocate a new
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* console since the command returns immediately. Rather, we use
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* the surrently allocated input and output handles. This allows
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* us to pipe to and read from the command interpreter.
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*/
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if (strstr(args, "/c") != NULL) {
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WCMD_process_command (param);
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return 0;
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}
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SetConsoleMode (GetStdHandle(STD_INPUT_HANDLE), ENABLE_LINE_INPUT | ENABLE_ECHO_INPUT |
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ENABLE_PROCESSED_INPUT);
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SetConsoleTitle("Wine Command Prompt");
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/*
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* Execute any command-line options.
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*/
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if (strstr(args, "/q") != NULL) {
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WCMD_echo ("OFF");
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}
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if (strstr(args, "/k") != NULL) {
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WCMD_process_command (param);
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}
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/*
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* If there is an AUTOEXEC.BAT file, try to execute it.
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*/
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GetFullPathName ("\\autoexec.bat", sizeof(string), string, NULL);
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h = CreateFile (string, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
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if (h != INVALID_HANDLE_VALUE) {
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CloseHandle (h);
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#if 0
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WCMD_batch_command (string);
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#endif
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}
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/*
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* Loop forever getting commands and executing them.
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*/
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WCMD_version ();
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while (TRUE) {
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WCMD_show_prompt ();
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ReadFile (GetStdHandle(STD_INPUT_HANDLE), string, sizeof(string), &count, NULL);
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if (count > 1) {
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string[count-1] = '\0'; /* ReadFile output is not null-terminated! */
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if (string[count-2] == '\r') string[count-2] = '\0'; /* Under Windoze we get CRLF! */
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if (lstrlen (string) != 0) {
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if (strchr(string,'|') != NULL) {
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WCMD_pipe (string);
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}
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else {
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WCMD_process_command (string);
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}
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}
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}
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}
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}
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/*****************************************************************************
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* Process one command. If the command is EXIT this routine does not return.
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* We will recurse through here executing batch files.
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*/
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void WCMD_process_command (char *command) {
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char cmd[1024];
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char *p;
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int status, i;
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DWORD count;
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HANDLE old_stdin = 0, old_stdout = 0, h;
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char *whichcmd;
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/*
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* Expand up environment variables.
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*/
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status = ExpandEnvironmentStrings (command, cmd, sizeof(cmd));
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if (!status) {
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WCMD_print_error ();
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return;
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}
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/*
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* Changing default drive has to be handled as a special case.
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*/
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if ((cmd[1] == ':') && IsCharAlpha (cmd[0]) && (strlen(cmd) == 2)) {
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status = SetCurrentDirectory (cmd);
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if (!status) WCMD_print_error ();
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return;
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}
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/* Dont issue newline WCMD_output (newline); @JED*/
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/*
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* Redirect stdin and/or stdout if required.
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*/
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if ((p = strchr(cmd,'<')) != NULL) {
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h = CreateFile (WCMD_parameter (++p, 0, NULL), GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING,
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FILE_ATTRIBUTE_NORMAL, NULL);
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if (h == INVALID_HANDLE_VALUE) {
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WCMD_print_error ();
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return;
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}
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old_stdin = GetStdHandle (STD_INPUT_HANDLE);
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SetStdHandle (STD_INPUT_HANDLE, h);
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}
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if ((p = strchr(cmd,'>')) != NULL) {
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h = CreateFile (WCMD_parameter (++p, 0, NULL), GENERIC_WRITE, 0, NULL, CREATE_ALWAYS,
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FILE_ATTRIBUTE_NORMAL, NULL);
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if (h == INVALID_HANDLE_VALUE) {
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WCMD_print_error ();
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return;
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}
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old_stdout = GetStdHandle (STD_OUTPUT_HANDLE);
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SetStdHandle (STD_OUTPUT_HANDLE, h);
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*--p = '\0';
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}
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if ((p = strchr(cmd,'<')) != NULL) *p = '\0';
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/*
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* Strip leading whitespaces, and a '@' if supplied
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*/
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whichcmd = WCMD_strtrim_leading_spaces(cmd);
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if (whichcmd[0] == '@') whichcmd++;
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/*
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* Check if the command entered is internal. If it is, pass the rest of the
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* line down to the command. If not try to run a program.
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*/
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count = 0;
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while (IsCharAlphaNumeric(whichcmd[count])) {
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count++;
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}
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for (i=0; i<=WCMD_EXIT; i++) {
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if (CompareString (LOCALE_USER_DEFAULT, NORM_IGNORECASE | SORT_STRINGSORT,
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whichcmd, count, inbuilt[i], -1) == 2) break;
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}
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p = WCMD_strtrim_leading_spaces (&whichcmd[count]);
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WCMD_parse (p, quals, param1, param2);
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switch (i) {
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case WCMD_ATTRIB:
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WCMD_setshow_attrib ();
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break;
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case WCMD_CALL:
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WCMD_batch (param1, p, 1);
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break;
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case WCMD_CD:
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case WCMD_CHDIR:
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WCMD_setshow_default ();
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break;
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case WCMD_CLS:
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WCMD_clear_screen ();
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break;
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case WCMD_COPY:
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WCMD_copy ();
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break;
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case WCMD_CTTY:
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WCMD_change_tty ();
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break;
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case WCMD_DATE:
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WCMD_setshow_date ();
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break;
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case WCMD_DEL:
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case WCMD_ERASE:
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WCMD_delete (0);
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break;
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case WCMD_DIR:
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WCMD_directory ();
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break;
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case WCMD_ECHO:
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/* Use the unstripped version of the following data - step over the space */
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/* but only if a parameter follows */
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if (strlen(&whichcmd[count]) > 0)
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WCMD_echo(&whichcmd[count+1]);
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else
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WCMD_echo(&whichcmd[count]);
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break;
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case WCMD_FOR:
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WCMD_for (p);
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break;
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case WCMD_GOTO:
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WCMD_goto ();
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break;
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case WCMD_HELP:
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WCMD_give_help (p);
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break;
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case WCMD_IF:
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WCMD_if (p);
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break;
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case WCMD_LABEL:
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WCMD_volume (1, p);
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break;
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case WCMD_MD:
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case WCMD_MKDIR:
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WCMD_create_dir ();
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break;
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case WCMD_MOVE:
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WCMD_move ();
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break;
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case WCMD_PATH:
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WCMD_setshow_path (p);
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break;
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case WCMD_PAUSE:
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WCMD_pause ();
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break;
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case WCMD_PROMPT:
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WCMD_setshow_prompt ();
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break;
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case WCMD_REM:
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break;
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case WCMD_REN:
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case WCMD_RENAME:
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WCMD_rename ();
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break;
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case WCMD_RD:
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case WCMD_RMDIR:
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WCMD_remove_dir ();
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break;
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case WCMD_SET:
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WCMD_setshow_env (p);
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break;
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case WCMD_SHIFT:
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WCMD_shift ();
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break;
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case WCMD_TIME:
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WCMD_setshow_time ();
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break;
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case WCMD_TITLE:
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if (strlen(&whichcmd[count]) > 0)
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WCMD_title(&whichcmd[count+1]);
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break;
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case WCMD_TYPE:
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WCMD_type ();
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break;
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case WCMD_VER:
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WCMD_version ();
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break;
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case WCMD_VERIFY:
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WCMD_verify (p);
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break;
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case WCMD_VOL:
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WCMD_volume (0, p);
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break;
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case WCMD_EXIT:
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ExitProcess (0);
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default:
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WCMD_run_program (whichcmd);
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};
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if (old_stdin) {
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CloseHandle (GetStdHandle (STD_INPUT_HANDLE));
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SetStdHandle (STD_INPUT_HANDLE, old_stdin);
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}
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if (old_stdout) {
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CloseHandle (GetStdHandle (STD_OUTPUT_HANDLE));
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SetStdHandle (STD_OUTPUT_HANDLE, old_stdout);
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}
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}
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/******************************************************************************
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* WCMD_run_program
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*
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* Execute a command line as an external program. If no extension given then
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* precedence is given to .BAT files. Must allow recursion.
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*
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* FIXME: Case sensitivity in suffixes!
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*/
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void WCMD_run_program (char *command) {
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STARTUPINFO st;
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PROCESS_INFORMATION pe;
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SHFILEINFO psfi;
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DWORD console;
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BOOL status;
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HANDLE h;
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HINSTANCE hinst;
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char filetorun[MAX_PATH];
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WCMD_parse (command, quals, param1, param2); /* Quick way to get the filename */
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if (!(*param1) && !(*param2))
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return;
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if (strpbrk (param1, "\\:") == NULL) { /* No explicit path given */
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if ((strchr (param1, '.') == NULL) || (strstr (param1, ".bat") != NULL)) {
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if (SearchPath (NULL, param1, ".bat", sizeof(filetorun), filetorun, NULL)) {
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WCMD_batch (filetorun, command, 0);
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return;
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}
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}
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if ((strchr (param1, '.') == NULL) || (strstr (param1, ".cmd") != NULL)) {
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if (SearchPath (NULL, param1, ".cmd", sizeof(filetorun), filetorun, NULL)) {
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WCMD_batch (filetorun, command, 0);
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return;
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}
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}
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}
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else { /* Explicit path given */
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if ((strstr (param1, ".bat") != NULL) ||
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(strstr (param1, ".cmd") != NULL)) {
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WCMD_batch (param1, command, 0);
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return;
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}
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if (strchr (param1, '.') == NULL) {
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strcpy (filetorun, param1);
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strcat (filetorun, ".bat");
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h = CreateFile (filetorun, GENERIC_READ, FILE_SHARE_READ,
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NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
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if (h != INVALID_HANDLE_VALUE) {
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CloseHandle (h);
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WCMD_batch (param1, command, 0);
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return;
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}
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}
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}
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/* No batch file found, assume executable */
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hinst = FindExecutable (param1, NULL, filetorun);
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if ((int)hinst < 32) {
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WCMD_print_error ();
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return;
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}
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console = SHGetFileInfo (filetorun, 0, &psfi, sizeof(psfi), SHGFI_EXETYPE);
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ZeroMemory (&st, sizeof(STARTUPINFO));
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st.cb = sizeof(STARTUPINFO);
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status = CreateProcess (NULL, command, NULL, NULL, FALSE,
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0, NULL, NULL, &st, &pe);
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if (!status) {
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WCMD_print_error ();
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return;
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}
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if (!console) errorlevel = 0;
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else
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{
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if (!HIWORD(console)) WaitForSingleObject (pe.hProcess, INFINITE);
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GetExitCodeProcess (pe.hProcess, &errorlevel);
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if (errorlevel == STILL_ACTIVE) errorlevel = 0;
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}
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}
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/******************************************************************************
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* WCMD_show_prompt
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*
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* Display the prompt on STDout
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*
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*/
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void WCMD_show_prompt (void) {
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int status;
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char out_string[MAX_PATH], curdir[MAX_PATH], prompt_string[MAX_PATH];
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char *p, *q;
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status = GetEnvironmentVariable ("PROMPT", prompt_string, sizeof(prompt_string));
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if ((status == 0) || (status > sizeof(prompt_string))) {
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lstrcpy (prompt_string, "$P$G");
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}
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p = prompt_string;
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q = out_string;
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*q = '\0';
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while (*p != '\0') {
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if (*p != '$') {
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*q++ = *p++;
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*q = '\0';
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}
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else {
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p++;
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switch (toupper(*p)) {
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case '$':
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*q++ = '$';
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break;
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case 'B':
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*q++ = '|';
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break;
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case 'D':
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GetDateFormat (LOCALE_USER_DEFAULT, DATE_SHORTDATE, NULL, NULL, q, MAX_PATH);
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while (*q) q++;
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break;
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case 'E':
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*q++ = '\E';
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break;
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case 'G':
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*q++ = '>';
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break;
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case 'L':
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*q++ = '<';
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break;
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case 'N':
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status = GetCurrentDirectory (sizeof(curdir), curdir);
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if (status) {
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*q++ = curdir[0];
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}
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break;
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case 'P':
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status = GetCurrentDirectory (sizeof(curdir), curdir);
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if (status) {
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lstrcat (q, curdir);
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while (*q) q++;
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}
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break;
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case 'Q':
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*q++ = '=';
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break;
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case 'T':
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GetTimeFormat (LOCALE_USER_DEFAULT, 0, NULL, NULL, q, MAX_PATH);
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while (*q) q++;
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break;
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case 'V':
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lstrcat (q, version_string);
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while (*q) q++;
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break;
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case '_':
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*q++ = '\n';
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break;
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}
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p++;
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*q = '\0';
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}
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}
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WCMD_output (out_string);
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}
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/****************************************************************************
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* WCMD_print_error
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*
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* Print the message for GetLastError
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*/
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void WCMD_print_error (void) {
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LPVOID lpMsgBuf;
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DWORD error_code;
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int status;
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error_code = GetLastError ();
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status = FormatMessage (FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM,
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NULL, error_code, 0, (LPTSTR) &lpMsgBuf, 0, NULL);
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if (!status) {
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WCMD_output ("FIXME: Cannot display message for error %d, status %d\n",
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error_code, GetLastError());
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return;
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}
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WCMD_output (lpMsgBuf);
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LocalFree ((HLOCAL)lpMsgBuf);
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WCMD_output (newline);
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return;
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}
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/*******************************************************************
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* WCMD_parse - parse a command into parameters and qualifiers.
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*
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* On exit, all qualifiers are concatenated into q, the first string
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* not beginning with "/" is in p1 and the
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* second in p2. Any subsequent non-qualifier strings are lost.
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* Parameters in quotes are handled.
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*/
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void WCMD_parse (char *s, char *q, char *p1, char *p2) {
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int p = 0;
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*q = *p1 = *p2 = '\0';
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while (TRUE) {
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switch (*s) {
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case '/':
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*q++ = *s++;
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while ((*s != '\0') && (*s != ' ') && *s != '/') {
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*q++ = toupper (*s++);
|
|
}
|
|
*q = '\0';
|
|
break;
|
|
case ' ':
|
|
s++;
|
|
break;
|
|
case '"':
|
|
s++;
|
|
while ((*s != '\0') && (*s != '"')) {
|
|
if (p == 0) *p1++ = *s++;
|
|
else if (p == 1) *p2++ = *s++;
|
|
else s++;
|
|
}
|
|
if (p == 0) *p1 = '\0';
|
|
if (p == 1) *p2 = '\0';
|
|
p++;
|
|
if (*s == '"') s++;
|
|
break;
|
|
case '\0':
|
|
return;
|
|
default:
|
|
while ((*s != '\0') && (*s != ' ')) {
|
|
if (p == 0) *p1++ = *s++;
|
|
else if (p == 1) *p2++ = *s++;
|
|
else s++;
|
|
}
|
|
if (p == 0) *p1 = '\0';
|
|
if (p == 1) *p2 = '\0';
|
|
p++;
|
|
}
|
|
}
|
|
}
|
|
|
|
/*******************************************************************
|
|
* WCMD_output - send output to current standard output device.
|
|
*
|
|
*/
|
|
|
|
void WCMD_output (char *format, ...) {
|
|
|
|
va_list ap;
|
|
char string[1024];
|
|
|
|
va_start(ap,format);
|
|
vsprintf (string, format, ap);
|
|
va_end(ap);
|
|
WCMD_output_asis(string);
|
|
}
|
|
|
|
|
|
static int line_count;
|
|
static int max_height;
|
|
static BOOL paged_mode;
|
|
|
|
void WCMD_enter_paged_mode(void)
|
|
{
|
|
CONSOLE_SCREEN_BUFFER_INFO consoleInfo;
|
|
|
|
if (GetConsoleScreenBufferInfo(GetStdHandle(STD_OUTPUT_HANDLE), &consoleInfo))
|
|
max_height = consoleInfo.dwSize.Y;
|
|
else
|
|
max_height = 25;
|
|
paged_mode = TRUE;
|
|
line_count = 5; /* keep 5 lines from previous output */
|
|
}
|
|
|
|
void WCMD_leave_paged_mode(void)
|
|
{
|
|
paged_mode = FALSE;
|
|
}
|
|
|
|
/*******************************************************************
|
|
* WCMD_output_asis - send output to current standard output device.
|
|
* without formatting eg. when message contains '%'
|
|
*/
|
|
|
|
void WCMD_output_asis (char *message) {
|
|
DWORD count;
|
|
char* ptr;
|
|
char string[1024];
|
|
|
|
if (paged_mode) {
|
|
do {
|
|
if ((ptr = strchr(message, '\n')) != NULL) ptr++;
|
|
WriteFile (GetStdHandle(STD_OUTPUT_HANDLE), message,
|
|
(ptr) ? ptr - message : lstrlen(message), &count, NULL);
|
|
if (ptr) {
|
|
if (++line_count >= max_height - 1) {
|
|
line_count = 0;
|
|
WCMD_output_asis (anykey);
|
|
ReadFile (GetStdHandle(STD_INPUT_HANDLE), string, sizeof(string), &count, NULL);
|
|
}
|
|
}
|
|
} while ((message = ptr) != NULL);
|
|
} else {
|
|
WriteFile (GetStdHandle(STD_OUTPUT_HANDLE), message, lstrlen(message), &count, NULL);
|
|
}
|
|
}
|
|
|
|
|
|
/***************************************************************************
|
|
* WCMD_strtrim_leading_spaces
|
|
*
|
|
* Remove leading spaces from a string. Return a pointer to the first
|
|
* non-space character. Does not modify the input string
|
|
*/
|
|
|
|
char *WCMD_strtrim_leading_spaces (char *string) {
|
|
|
|
char *ptr;
|
|
|
|
ptr = string;
|
|
while (*ptr == ' ') ptr++;
|
|
return ptr;
|
|
}
|
|
|
|
/*************************************************************************
|
|
* WCMD_strtrim_trailing_spaces
|
|
*
|
|
* Remove trailing spaces from a string. This routine modifies the input
|
|
* string by placing a null after the last non-space character
|
|
*/
|
|
|
|
void WCMD_strtrim_trailing_spaces (char *string) {
|
|
|
|
char *ptr;
|
|
|
|
ptr = string + lstrlen (string) - 1;
|
|
while ((*ptr == ' ') && (ptr >= string)) {
|
|
*ptr = '\0';
|
|
ptr--;
|
|
}
|
|
}
|
|
|
|
/*************************************************************************
|
|
* WCMD_pipe
|
|
*
|
|
* Handle pipes within a command - the DOS way using temporary files.
|
|
*/
|
|
|
|
void WCMD_pipe (char *command) {
|
|
|
|
char *p;
|
|
char temp_path[MAX_PATH], temp_file[MAX_PATH], temp_file2[MAX_PATH], temp_cmd[1024];
|
|
|
|
GetTempPath (sizeof(temp_path), temp_path);
|
|
GetTempFileName (temp_path, "WCMD", 0, temp_file);
|
|
p = strchr(command, '|');
|
|
*p++ = '\0';
|
|
wsprintf (temp_cmd, "%s > %s", command, temp_file);
|
|
WCMD_process_command (temp_cmd);
|
|
command = p;
|
|
while ((p = strchr(command, '|'))) {
|
|
*p++ = '\0';
|
|
GetTempFileName (temp_path, "WCMD", 0, temp_file2);
|
|
wsprintf (temp_cmd, "%s < %s > %s", command, temp_file, temp_file2);
|
|
WCMD_process_command (temp_cmd);
|
|
DeleteFile (temp_file);
|
|
lstrcpy (temp_file, temp_file2);
|
|
command = p;
|
|
}
|
|
wsprintf (temp_cmd, "%s < %s", command, temp_file);
|
|
WCMD_process_command (temp_cmd);
|
|
DeleteFile (temp_file);
|
|
}
|