| /* |
| * Start a program using ShellExecuteEx, optionally wait for it to finish |
| * Compatible with Microsoft's "c:\windows\command\start.exe" |
| * |
| * Copyright 2003 Dan Kegel |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| |
| #include <windows.h> |
| #include <winuser.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <shlobj.h> |
| |
| #include "resources.h" |
| |
| /** |
| Output given message to stdout without formatting. |
| */ |
| static void output(const char *message) |
| { |
| DWORD count; |
| WriteFile(GetStdHandle(STD_OUTPUT_HANDLE), message, strlen(message), &count, NULL); |
| } |
| |
| /** |
| Output given message, |
| followed by ": ", |
| followed by description of given GetLastError() value to stdout, |
| followed by a trailing newline, |
| then terminate. |
| */ |
| static void fatal_error(const char *msg, DWORD error_code) |
| { |
| LPVOID lpMsgBuf; |
| int status; |
| |
| output(msg); |
| output(": "); |
| status = FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM, NULL, error_code, 0, (LPTSTR) & lpMsgBuf, 0, NULL); |
| if (!status) { |
| output("FormatMessage failed\n"); |
| } else { |
| output(lpMsgBuf); |
| LocalFree((HLOCAL) lpMsgBuf); |
| output("\n"); |
| } |
| ExitProcess(1); |
| } |
| |
| /** |
| Output given message from string table, |
| followed by ": ", |
| followed by description of given GetLastError() value to stdout, |
| followed by a trailing newline, |
| then terminate. |
| */ |
| static void fatal_string_error(int which, DWORD error_code) |
| { |
| char msg[2048]; |
| |
| if (!LoadString(GetModuleHandle(NULL), which, |
| msg, sizeof(msg))) |
| fatal_error("LoadString failed", GetLastError()); |
| |
| fatal_error(msg, error_code); |
| } |
| |
| static void fatal_string(int which) |
| { |
| char msg[2048]; |
| |
| if (!LoadString(GetModuleHandle(NULL), which, |
| msg, sizeof(msg))) |
| fatal_error("LoadString failed", GetLastError()); |
| |
| output(msg); |
| ExitProcess(1); |
| } |
| |
| static void usage() |
| { |
| fatal_string(STRING_USAGE); |
| } |
| |
| static void license() |
| { |
| fatal_string(STRING_LICENSE); |
| } |
| |
| int main(int argc, char *argv[]) |
| { |
| char arguments[MAX_PATH]; |
| char *p; |
| SHELLEXECUTEINFO sei; |
| int argi; |
| |
| memset(&sei, 0, sizeof(sei)); |
| sei.cbSize = sizeof(sei); |
| sei.lpVerb = "open"; |
| sei.nShow = SW_SHOWNORMAL; |
| /* Dunno what these mean, but it looks like winMe's start uses them */ |
| sei.fMask = SEE_MASK_FLAG_DDEWAIT|SEE_MASK_FLAG_NO_UI; |
| |
| /* Canonical Microsoft commandline flag processing: |
| * flags start with /, are case insensitive, |
| * and may be run together in same word. |
| */ |
| for (argi=1; argi<argc; argi++) { |
| int ci; |
| |
| if (argv[argi][0] != '/') |
| break; |
| |
| /* Handle all options in this word */ |
| for (ci=0; argv[argi][ci]; ) { |
| /* Skip slash */ |
| ci++; |
| switch(argv[argi][ci]) { |
| case 'l': |
| case 'L': |
| license(); |
| break; /* notreached */ |
| case 'm': |
| case 'M': |
| if (argv[argi][ci+1] == 'a' || argv[argi][ci+1] == 'A') |
| sei.nShow = SW_SHOWMAXIMIZED; |
| else |
| sei.nShow = SW_SHOWMINIMIZED; |
| break; |
| case 'r': |
| case 'R': |
| /* sei.nShow = SW_SHOWNORMAL; */ |
| break; |
| case 'w': |
| case 'W': |
| sei.fMask |= SEE_MASK_NOCLOSEPROCESS; |
| break; |
| default: |
| printf("Option '%s' not recognized\n", argv[argi]+ci-1); |
| usage(); |
| } |
| /* Skip to next slash */ |
| while (argv[argi][ci] && (argv[argi][ci] != '/')) |
| ci++; |
| } |
| } |
| |
| if (argi == argc) |
| usage(); |
| |
| sei.lpFile = argv[argi++]; |
| |
| /* FIXME - prone to overflow */ |
| arguments[0] = 0; |
| for (p = arguments; argi < argc; argi++) |
| p += sprintf(p, " %s", argv[argi]); |
| |
| sei.lpParameters = arguments; |
| |
| if (!ShellExecuteEx(&sei)) |
| fatal_string_error(STRING_EXECFAIL, GetLastError()); |
| |
| if (sei.fMask & SEE_MASK_NOCLOSEPROCESS) { |
| DWORD exitcode; |
| DWORD waitcode; |
| waitcode = WaitForSingleObject(sei.hProcess, INFINITE); |
| if (waitcode) |
| fatal_error("WaitForSingleObject", GetLastError()); |
| if (!GetExitCodeProcess(sei.hProcess, &exitcode)) |
| fatal_error("GetExitCodeProcess", GetLastError()); |
| /* fixme: haven't tested whether exit code works properly */ |
| ExitProcess(exitcode); |
| } |
| |
| ExitProcess(0); |
| } |