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wine/programs/start/start.c

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9.1 KiB
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/*
* Start a program using ShellExecuteEx, optionally wait for it to finish
* Compatible with Microsoft's "c:\windows\command\start.exe"
*
* Copyright 2003 Dan Kegel
* Copyright 2007 Lyutin Anatoly (Etersoft)
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <windows.h>
#include <winuser.h>
#include <stdio.h>
#include <stdlib.h>
#include <shlobj.h>
#include <wine/unicode.h>
#include <wine/debug.h>
#include "resources.h"
WINE_DEFAULT_DEBUG_CHANNEL(start);
/**
Output given message to stdout without formatting.
*/
static void output(const WCHAR *message)
{
DWORD count;
DWORD res;
int wlen = strlenW(message);
if (!wlen) return;
res = WriteConsoleW(GetStdHandle(STD_OUTPUT_HANDLE), message, wlen, &count, NULL);
/* If writing to console fails, assume its file
i/o so convert to OEM codepage and output */
if (!res)
{
DWORD len;
char *mesA;
/* Convert to OEM, then output */
len = WideCharToMultiByte( GetConsoleOutputCP(), 0, message, wlen, NULL, 0, NULL, NULL );
mesA = HeapAlloc(GetProcessHeap(), 0, len*sizeof(char));
if (!mesA) return;
WideCharToMultiByte( GetConsoleOutputCP(), 0, message, wlen, mesA, len, NULL, NULL );
WriteFile(GetStdHandle(STD_OUTPUT_HANDLE), mesA, len, &count, FALSE);
HeapFree(GetProcessHeap(), 0, mesA);
}
}
/**
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_error(const WCHAR *msg, DWORD error_code)
{
LPVOID lpMsgBuf;
int status;
static const WCHAR colonsW[] = { ':', ' ', 0 };
static const WCHAR newlineW[] = { '\n', 0 };
output(msg);
output(colonsW);
status = FormatMessageW(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM, NULL, error_code, 0, (LPWSTR) & lpMsgBuf, 0, NULL);
if (!status)
{
WINE_ERR("FormatMessage failed\n");
} else
{
output(lpMsgBuf);
LocalFree((HLOCAL) lpMsgBuf);
output(newlineW);
}
ExitProcess(1);
}
static void fatal_string_error(int which, DWORD error_code)
{
WCHAR msg[2048];
if (!LoadStringW(GetModuleHandleW(NULL), which,
msg, sizeof(msg)/sizeof(WCHAR)))
WINE_ERR("LoadString failed, error %d\n", GetLastError());
fatal_error(msg, error_code);
}
static void fatal_string(int which)
{
WCHAR msg[2048];
if (!LoadStringW(GetModuleHandleW(NULL), which,
msg, sizeof(msg)/sizeof(WCHAR)))
WINE_ERR("LoadString failed, error %d\n", GetLastError());
output(msg);
ExitProcess(1);
}
static void usage(void)
{
fatal_string(STRING_USAGE);
}
static void license(void)
{
fatal_string(STRING_LICENSE);
}
static WCHAR *build_args( int argc, WCHAR **argvW )
{
int i, wlen = 1;
WCHAR *ret, *p;
static const WCHAR FormatQuotesW[] = { ' ', '\"', '%', 's', '\"', 0 };
static const WCHAR FormatW[] = { ' ', '%', 's', 0 };
for (i = 0; i < argc; i++ )
{
wlen += strlenW(argvW[i]) + 1;
if (strchrW(argvW[i], ' '))
wlen += 2;
}
ret = HeapAlloc( GetProcessHeap(), 0, wlen*sizeof(WCHAR) );
ret[0] = 0;
for (i = 0, p = ret; i < argc; i++ )
{
if (strchrW(argvW[i], ' '))
p += sprintfW(p, FormatQuotesW, argvW[i]);
else
p += sprintfW(p, FormatW, argvW[i]);
}
return ret;
}
static WCHAR *get_parent_dir(WCHAR* path)
{
WCHAR *last_slash;
WCHAR *result;
int len;
last_slash = strrchrW( path, '\\' );
if (last_slash == NULL)
len = 1;
else
len = last_slash - path + 1;
result = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
CopyMemory(result, path, (len-1)*sizeof(WCHAR));
result[len-1] = '\0';
return result;
}
int wmain (int argc, WCHAR *argv[])
{
SHELLEXECUTEINFOW sei;
WCHAR *args = NULL;
int i;
int unix_mode = 0;
WCHAR *dos_filename = NULL;
WCHAR *parent_directory = NULL;
DWORD binary_type;
static const WCHAR openW[] = { 'o', 'p', 'e', 'n', 0 };
static const WCHAR unixW[] = { 'u', 'n', 'i', 'x', 0 };
memset(&sei, 0, sizeof(sei));
sei.cbSize = sizeof(sei);
sei.lpVerb = openW;
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|
SEE_MASK_NO_CONSOLE;
/* Canonical Microsoft commandline flag processing:
* flags start with /, are case insensitive,
* and may be run together in same word.
*/
for (i=1; i<argc; i++) {
int ci;
if (argv[i][0] != '/')
break;
/* Unix paths can start with / so we have to assume anything following /U is not a flag */
if (unix_mode)
break;
/* Handle all options in this word */
for (ci=0; argv[i][ci]; ) {
/* Skip slash */
ci++;
switch(argv[i][ci]) {
case 'l':
case 'L':
license();
break; /* notreached */
case 'm':
case 'M':
if (argv[i][ci+1] == 'a' || argv[i][ci+1] == 'A')
sei.nShow = SW_SHOWMAXIMIZED;
else
sei.nShow = SW_SHOWMINIMIZED;
break;
case 'r':
case 'R':
/* sei.nShow = SW_SHOWNORMAL; */
break;
case 'u':
case 'U':
if (strncmpiW(&argv[i][ci], unixW, 4) == 0)
unix_mode = 1;
else {
WINE_ERR("Option '%s' not recognized\n", wine_dbgstr_w( argv[i]+ci-1));
usage();
}
break;
case 'w':
case 'W':
sei.fMask |= SEE_MASK_NOCLOSEPROCESS;
break;
default:
WINE_ERR("Option '%s' not recognized\n", wine_dbgstr_w( argv[i]+ci-1));
usage();
}
/* Skip to next slash */
while (argv[i][ci] && (argv[i][ci] != '/'))
ci++;
}
}
if (i == argc)
usage();
sei.lpFile = argv[i++];
args = build_args( argc - i, &argv[i] );
sei.lpParameters = args;
if (unix_mode) {
LPWSTR (*wine_get_dos_file_name_ptr)(LPCSTR);
char* multibyte_unixpath;
int multibyte_unixpath_len;
wine_get_dos_file_name_ptr = (void*)GetProcAddress(GetModuleHandleA("KERNEL32"), "wine_get_dos_file_name");
if (!wine_get_dos_file_name_ptr)
fatal_string(STRING_UNIXFAIL);
multibyte_unixpath_len = WideCharToMultiByte(CP_UNIXCP, 0, sei.lpFile, -1, NULL, 0, NULL, NULL);
multibyte_unixpath = HeapAlloc(GetProcessHeap(), 0, multibyte_unixpath_len);
WideCharToMultiByte(CP_UNIXCP, 0, sei.lpFile, -1, multibyte_unixpath, multibyte_unixpath_len, NULL, NULL);
dos_filename = wine_get_dos_file_name_ptr(multibyte_unixpath);
HeapFree(GetProcessHeap(), 0, multibyte_unixpath);
if (!dos_filename)
fatal_string(STRING_UNIXFAIL);
sei.lpFile = dos_filename;
sei.lpDirectory = parent_directory = get_parent_dir(dos_filename);
if (GetBinaryTypeW(sei.lpFile, &binary_type)) {
WCHAR *commandline;
STARTUPINFOW startup_info;
PROCESS_INFORMATION process_information;
static WCHAR commandlineformat[] = {'"','%','s','"','%','s',0};
/* explorer on windows always quotes the filename when running a binary on windows (see bug 5224) so we have to use CreateProcessW in this case */
commandline = HeapAlloc(GetProcessHeap(), 0, (strlenW(sei.lpFile)+3+strlenW(sei.lpParameters))*sizeof(WCHAR));
sprintfW(commandline, commandlineformat, sei.lpFile, sei.lpParameters);
ZeroMemory(&startup_info, sizeof(startup_info));
startup_info.cb = sizeof(startup_info);
if (!CreateProcessW(
NULL, /* lpApplicationName */
commandline, /* lpCommandLine */
NULL, /* lpProcessAttributes */
NULL, /* lpThreadAttributes */
FALSE, /* bInheritHandles */
CREATE_NEW_CONSOLE, /* dwCreationFlags */
NULL, /* lpEnvironment */
sei.lpDirectory, /* lpCurrentDirectory */
&startup_info, /* lpStartupInfo */
&process_information /* lpProcessInformation */ ))
{
fatal_string_error(STRING_EXECFAIL, GetLastError());
}
sei.hProcess = process_information.hProcess;
goto done;
}
}
if (!ShellExecuteExW(&sei))
fatal_string_error(STRING_EXECFAIL, GetLastError());
done:
HeapFree( GetProcessHeap(), 0, args );
HeapFree( GetProcessHeap(), 0, dos_filename );
HeapFree( GetProcessHeap(), 0, parent_directory );
if (sei.fMask & SEE_MASK_NOCLOSEPROCESS) {
DWORD exitcode;
WaitForSingleObject(sei.hProcess, INFINITE);
GetExitCodeProcess(sei.hProcess, &exitcode);
ExitProcess(exitcode);
}
ExitProcess(0);
}
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