[cmihail] 53533: [shell32.dll] - rewrite the parser to handle command line argument parsing - include basic description of what the rules for parsing are - some minor formatting here and there (cou...
2 Sep
2011
2 Sep
'11
7:29 p.m.
Author: cmihail
Date: Fri Sep 2 19:29:30 2011
New Revision: 53533
URL: http://svn.reactos.org/svn/reactos?rev=53533&view=rev
Log:
[shell32.dll]
- rewrite the parser to handle command line argument parsing
- include basic description of what the rules for parsing are
- some minor formatting here and there (couldn't be helped)
Modified:
branches/shell32_new-bringup/dll/win32/shell32/shlexec.cpp
Modified: branches/shell32_new-bringup/dll/win32/shell32/shlexec.cpp
URL:
http://svn.reactos.org/svn/reactos/branches/shell32_new-bringup/dll/win32/s…
==============================================================================
--- branches/shell32_new-bringup/dll/win32/shell32/shlexec.cpp [iso-8859-1] (original)
+++ branches/shell32_new-bringup/dll/win32/shell32/shlexec.cpp [iso-8859-1] Fri Sep 2
19:29:30 2011
@@ -32,6 +32,125 @@
#define SEE_MASK_CLASSALL (SEE_MASK_CLASSNAME | SEE_MASK_CLASSKEY)
+static void ParseNoTildeEffect(PWSTR &res, LPCWSTR &args, DWORD &len, DWORD
&used, int argNum)
+{
+ bool firstCharQuote = false;
+ bool quotes_opened = false;
+ bool backslash_encountered = false;
+
+ for (int curArg=0; curArg<=argNum && *args; ++curArg)
+ {
+ firstCharQuote = false;
+ if (*args == '"')
+ {
+ quotes_opened = true;
+ firstCharQuote = true;
+ args++;
+ }
+
+ while(*args)
+ {
+ if (*args == '\\')
+ {
+ // if we found a backslash then flip the variable
+ backslash_encountered = !backslash_encountered;
+ }
+ else if (*args == '"')
+ {
+ if (quotes_opened)
+ {
+ if (*(args+1) != '"')
+ {
+ quotes_opened = false;
+ args++;
+ break;
+ }
+ else
+ {
+ args++;
+ }
+ }
+ else
+ {
+ quotes_opened = true;
+ }
+
+ backslash_encountered = false;
+ }
+ else
+ {
+ backslash_encountered = false;
+ if (*args == ' ' && !firstCharQuote)
+ break;
+ }
+
+ if (curArg == argNum)
+ {
+ used++;
+ if (used < len)
+ *res++ = *args;
+ }
+
+ args++;
+ }
+
+ while(*args == ' ')
+ ++args;
+ }
+}
+
+static void ParseTildeEffect(PWSTR &res, LPCWSTR &args, DWORD &len, DWORD
&used, int argNum)
+{
+ bool quotes_opened = false;
+ bool backslash_encountered = false;
+
+ for (int curArg=0; curArg<=argNum && *args; ++curArg)
+ {
+ while(*args)
+ {
+ if (*args == '\\')
+ {
+ // if we found a backslash then flip the variable
+ backslash_encountered = !backslash_encountered;
+ }
+ else if (*args == '"')
+ {
+ if (quotes_opened)
+ {
+ if (*(args+1) != '"')
+ {
+ quotes_opened = false;
+ }
+ else
+ {
+ args++;
+ }
+ }
+ else
+ {
+ quotes_opened = true;
+ }
+
+ backslash_encountered = false;
+ }
+ else
+ {
+ backslash_encountered = false;
+ if (*args == ' ' && !quotes_opened &&
curArg!=argNum)
+ break;
+ }
+
+ if (curArg == argNum)
+ {
+ used++;
+ if (used < len)
+ *res++ = *args;
+ }
+
+ args++;
+ }
+ }
+}
/***********************************************************************
* SHELL_ArgifyW [Internal]
@@ -48,7 +167,18 @@
* %S ???
* %* all following parameters (see batfile)
*
- */
+* The way we parse the command line arguments was determined through extensive
+* testing and can be summed up by the following rules"
+*
+* - %2
+* - if first letter is " break on first non literal " and include any
white spaces
+* - if first letter is NOT " break on first " or white space
+* - if " is opened any pair of consecutive " results in ONE literal
"
+*
+* - %~2
+* - use rules from here
http://www.autohotkey.net/~deleyd/parameters/parameters.htm
+*/
+
static BOOL SHELL_ArgifyW(WCHAR* out, DWORD len, const WCHAR* fmt, const WCHAR* lpFile,
LPITEMIDLIST pidl, LPCWSTR args, DWORD* out_len)
{
WCHAR xlpFile[1024];
@@ -57,175 +187,188 @@
PWSTR res = out;
PCWSTR cmd;
DWORD used = 0;
+ bool tildeEffect = false;
TRACE("%p, %d, %s, %s, %p, %p\n", out, len, debugstr_w(fmt),
debugstr_w(lpFile), pidl, args);
+ DbgPrint("[shell32, SHELL_ArgifyW] Processing %ws\n", args);
+ DbgPrint("[shell32, SHELL_ArgifyW] fmt = %ws\n", fmt);
+
while (*fmt)
{
if (*fmt == '%')
{
switch (*++fmt)
{
- case '\0':
- case '%':
- used++;
- if (used < len)
- *res++ = '%';
- break;
-
- case '2':
- case '3':
- case '4':
- case '5':
- case '6':
- case '7':
- case '8':
- case '9':
- case '0':
- case '*':
- if (args)
+ case '\0':
+ case '%':
{
- if (*fmt == '*')
+ used++;
+ if (used < len)
+ *res++ = '%';
+ }; break;
+
+ case '*':
+ {
+ if (args)
{
- used++;
- if (used < len)
- *res++ = '"';
- while(*args)
+ if (*fmt == '*')
{
used++;
- if (used < len)
- *res++ = *args++;
- else
- args++;
+ while(*args)
+ {
+ used++;
+ if (used < len)
+ *res++ = *args++;
+ else
+ args++;
+ }
+ used++;
+ break;
}
- used++;
- if (used < len)
- *res++ = '"';
- break;
}
- else
+ }; break;
+
+ case '~':
+
+ case '2':
+ case '3':
+ case '4':
+ case '5':
+ case '6':
+ case '7':
+ case '8':
+ case '9':
+ //case '0':
+ {
+ if (*fmt == '~')
{
- while(*args && !isspace(*args))
+ fmt++;
+ tildeEffect = true;
+ }
+
+ if (args)
+ {
+ if (tildeEffect)
{
- used++;
- if (used < len)
- *res++ = *args++;
- else
- args++;
+ ParseTildeEffect(res, args, len, used, *fmt - '2');
+ tildeEffect = false;
}
-
- while(isspace(*args))
- ++args;
+ else
+ {
+ ParseNoTildeEffect(res, args, len, used, *fmt -
'2');
+ }
}
- break;
- }
- else
- {
- break;
- }
- case '1':
- if (!done || (*fmt == '1'))
- {
- /*FIXME Is the call to SearchPathW() really needed? We already have
separated out the parameter string in args. */
- if (SearchPathW(NULL, lpFile, wszExe, sizeof(xlpFile)/sizeof(WCHAR),
xlpFile, NULL))
- cmd = xlpFile;
- else
- cmd = lpFile;
-
- used += wcslen(cmd);
- if (used < len)
+ }; break;
+
+ case '1':
+ if (!done || (*fmt == '1'))
{
- wcscpy(res, cmd);
- res += wcslen(cmd);
- }
- }
- found_p1 = TRUE;
- break;
-
- /*
- * IE uses this a lot for activating things such as windows media
- * player. This is not verified to be fully correct but it appears
- * to work just fine.
- */
- case 'l':
- case 'L':
- if (lpFile) {
- used += wcslen(lpFile);
- if (used < len)
- {
- wcscpy(res, lpFile);
- res += wcslen(lpFile);
- }
- }
- found_p1 = TRUE;
- break;
-
- case 'i':
- case 'I':
- if (pidl) {
- DWORD chars = 0;
- /* %p should not exceed 8, maybe 16 when looking forward to 64bit.
- * allowing a buffer of 100 should more than exceed all needs */
- WCHAR buf[100];
- LPVOID pv;
- HGLOBAL hmem = SHAllocShared(pidl, ILGetSize(pidl), 0);
- pv = SHLockShared(hmem, 0);
- chars = swprintf(buf, wszILPtr, pv);
- if (chars >= sizeof(buf)/sizeof(WCHAR))
- ERR("pidl format buffer too small!\n");
- used += chars;
- if (used < len)
- {
- wcscpy(res,buf);
- res += chars;
- }
- SHUnlockShared(pv);
- }
- found_p1 = TRUE;
- break;
-
- default:
- /*
- * Check if this is an env-variable here...
- */
-
- /* Make sure that we have at least one more %.*/
- if (strchrW(fmt, '%'))
- {
- WCHAR tmpBuffer[1024];
- PWSTR tmpB = tmpBuffer;
- WCHAR tmpEnvBuff[MAX_PATH];
- DWORD envRet;
-
- while (*fmt != '%')
- *tmpB++ = *fmt++;
- *tmpB++ = 0;
-
- TRACE("Checking %s to be an env-var\n",
debugstr_w(tmpBuffer));
-
- envRet = GetEnvironmentVariableW(tmpBuffer, tmpEnvBuff, MAX_PATH);
- if (envRet == 0 || envRet > MAX_PATH)
- {
- used += wcslen(tmpBuffer);
+ /*FIXME Is the call to SearchPathW() really needed? We already
have separated out the parameter string in args. */
+ if (SearchPathW(NULL, lpFile, wszExe,
sizeof(xlpFile)/sizeof(WCHAR), xlpFile, NULL))
+ cmd = xlpFile;
+ else
+ cmd = lpFile;
+
+ used += wcslen(cmd);
if (used < len)
{
- wcscpy( res, tmpBuffer );
- res += wcslen(tmpBuffer);
+ wcscpy(res, cmd);
+ res += wcslen(cmd);
}
}
- else
+ found_p1 = TRUE;
+ break;
+
+ /*
+ * IE uses this a lot for activating things such as windows media
+ * player. This is not verified to be fully correct but it appears
+ * to work just fine.
+ */
+ case 'l':
+ case 'L':
+ if (lpFile)
{
- used += wcslen(tmpEnvBuff);
+ used += wcslen(lpFile);
+ if (used < len)
+ {
+ wcscpy(res, lpFile);
+ res += wcslen(lpFile);
+ }
+ }
+ found_p1 = TRUE;
+ break;
+
+ case 'i':
+ case 'I':
+ if (pidl)
+ {
+ DWORD chars = 0;
+ /* %p should not exceed 8, maybe 16 when looking forward to 64bit.
+ * allowing a buffer of 100 should more than exceed all needs */
+ WCHAR buf[100];
+ LPVOID pv;
+ HGLOBAL hmem = SHAllocShared(pidl, ILGetSize(pidl), 0);
+ pv = SHLockShared(hmem, 0);
+ chars = swprintf(buf, wszILPtr, pv);
+
+ if (chars >= sizeof(buf)/sizeof(WCHAR))
+ ERR("pidl format buffer too small!\n");
+
+ used += chars;
+
if (used < len)
+ {
+ wcscpy(res,buf);
+ res += chars;
+ }
+ SHUnlockShared(pv);
+ }
+ found_p1 = TRUE;
+ break;
+
+ default:
+ /*
+ * Check if this is an env-variable here...
+ */
+
+ /* Make sure that we have at least one more %.*/
+ if (strchrW(fmt, '%'))
+ {
+ WCHAR tmpBuffer[1024];
+ PWSTR tmpB = tmpBuffer;
+ WCHAR tmpEnvBuff[MAX_PATH];
+ DWORD envRet;
+
+ while (*fmt != '%')
+ *tmpB++ = *fmt++;
+ *tmpB++ = 0;
+
+ TRACE("Checking %s to be an env-var\n",
debugstr_w(tmpBuffer));
+
+ envRet = GetEnvironmentVariableW(tmpBuffer, tmpEnvBuff,
MAX_PATH);
+ if (envRet == 0 || envRet > MAX_PATH)
{
- wcscpy( res, tmpEnvBuff );
- res += wcslen(tmpEnvBuff);
+ used += wcslen(tmpBuffer);
+ if (used < len)
+ {
+ wcscpy( res, tmpBuffer );
+ res += wcslen(tmpBuffer);
+ }
+ }
+ else
+ {
+ used += wcslen(tmpEnvBuff);
+ if (used < len)
+ {
+ wcscpy( res, tmpEnvBuff );
+ res += wcslen(tmpEnvBuff);
+ }
}
}
- }
- done = TRUE;
- break;
+ done = TRUE;
+ break;
}
/* Don't skip past terminator (catch a single '%' at the end) */
if (*fmt != '\0')
@@ -248,6 +391,8 @@
if (out_len)
*out_len = used;
+ DbgPrint("[shell32, SHELL_ArgifyW] Done result = %ws\n", out);
+
return found_p1;
}
@@ -258,13 +403,14 @@
HRESULT hr = SHGetDesktopFolder(&desktop);
- if (SUCCEEDED(hr)) {
- hr = desktop->GetDisplayNameOf(pidl, SHGDN_FORPARSING, &strret);
-
- if (SUCCEEDED(hr))
- StrRetToStrNW(pszPath, uOutSize, &strret, pidl);
-
- desktop->Release();
+ if (SUCCEEDED(hr))
+ {
+ hr = desktop->GetDisplayNameOf(pidl, SHGDN_FORPARSING, &strret);
+
+ if (SUCCEEDED(hr))
+ StrRetToStrNW(pszPath, uOutSize, &strret, pidl);
+
+ desktop->Release();
}
return hr;
@@ -298,17 +444,23 @@
/* ShellExecute specifies the command from psei->lpDirectory
* if present. Not from the current dir as CreateProcess does */
- if( lpDirectory )
- if( ( gcdret = GetCurrentDirectoryW( MAX_PATH, curdir)))
- if( !SetCurrentDirectoryW( lpDirectory))
+ if ( lpDirectory )
+ if ( ( gcdret = GetCurrentDirectoryW( MAX_PATH, curdir)))
+ if ( !SetCurrentDirectoryW( lpDirectory))
ERR("cannot set directory %s\n", debugstr_w(lpDirectory));
+
ZeroMemory(&startup,sizeof(STARTUPINFOW));
startup.cb = sizeof(STARTUPINFOW);
startup.dwFlags = STARTF_USESHOWWINDOW;
startup.wShowWindow = psei->nShow;
dwCreationFlags = CREATE_UNICODE_ENVIRONMENT;
+
if (psei->fMask & SEE_MASK_NO_CONSOLE)
dwCreationFlags |= CREATE_NEW_CONSOLE;
+
+ //DbgPrint("[shell32, SHELL_ExecuteW] CreateProcessW cmd = %ws\n",
(LPWSTR)lpCmd);
+ //DbgBreakPoint();
+
if (CreateProcessW(NULL, (LPWSTR)lpCmd, NULL, NULL, FALSE, dwCreationFlags, env,
lpDirectory, &startup, &info))
{
@@ -318,6 +470,7 @@
if (WaitForInputIdle( info.hProcess, 30000 ) == WAIT_FAILED)
WARN("WaitForInputIdle failed: Error %d\n", GetLastError() );
retval = 33;
+
if (psei->fMask & SEE_MASK_NOCLOSEPROCESS)
psei_out->hProcess = info.hProcess;
else
@@ -333,6 +486,7 @@
TRACE("returning %lu\n", retval);
psei_out->hInstApp = (HINSTANCE)retval;
+
if( gcdret )
if( !SetCurrentDirectoryW( curdir))
ERR("cannot return to directory %s\n", debugstr_w(curdir));
@@ -626,8 +780,9 @@
&filetypelen) == ERROR_SUCCESS)
{
filetypelen /= sizeof(WCHAR);
- if (filetypelen == sizeof(filetype)/sizeof(WCHAR))
- filetypelen--;
+ if (filetypelen == sizeof(filetype)/sizeof(WCHAR))
+ filetypelen--;
+
filetype[filetypelen] = '\0';
TRACE("File type: %s\n", debugstr_w(filetype));
}
@@ -644,41 +799,41 @@
filetype[filetypelen] = '\0';
retval = SHELL_FindExecutableByOperation(lpOperation, key, filetype, command,
sizeof(command));
- if (retval > 32)
- {
- DWORD finishedLen;
- SHELL_ArgifyW(lpResult, resultLen, command, xlpFile, pidl, args, &finishedLen);
- if (finishedLen > resultLen)
- ERR("Argify buffer not large enough.. truncated\n");
-
- /* Remove double quotation marks and command line arguments */
- if (*lpResult == '"')
+ if (retval > 32)
{
- WCHAR *p = lpResult;
- while (*(p + 1) != '"')
- {
- *p = *(p + 1);
- p++;
- }
- *p = '\0';
- }
+ DWORD finishedLen;
+ SHELL_ArgifyW(lpResult, resultLen, command, xlpFile, pidl, args,
&finishedLen);
+ if (finishedLen > resultLen)
+ ERR("Argify buffer not large enough.. truncated\n");
+ DbgPrint("[shell32, SHELL_FindExecutable] Remove double quotation marks
and command line arguments\n");
+ /* Remove double quotation marks and command line arguments */
+ if (*lpResult == '"')
+ {
+ WCHAR *p = lpResult;
+ while (*(p + 1) != '"')
+ {
+ *p = *(p + 1);
+ p++;
+ }
+ *p = '\0';
+ }
else
{
/* Truncate on first space */
- WCHAR *p = lpResult;
- while (*p != ' ' && *p != '\0')
+ WCHAR *p = lpResult;
+ while (*p != ' ' && *p != '\0')
p++;
*p='\0';
}
- }
+ }
}
else /* Check win.ini */
{
- static const WCHAR wExtensions[] =
{'e','x','t','e','n','s','i','o','n','s',0};
-
- /* Toss the leading dot */
- extension++;
- if (GetProfileStringW(wExtensions, extension, wszEmpty, command,
sizeof(command)/sizeof(WCHAR)) > 0)
+ static const WCHAR wExtensions[] =
{'e','x','t','e','n','s','i','o','n','s',0};
+
+ /* Toss the leading dot */
+ extension++;
+ if (GetProfileStringW(wExtensions, extension, wszEmpty, command,
sizeof(command)/sizeof(WCHAR)) > 0)
{
if (wcslen(command) != 0)
{
@@ -1370,11 +1525,14 @@
strcpyW(wszQuotedCmd, wQuote);
strcatW(wszQuotedCmd, wcmd);
strcatW(wszQuotedCmd, wQuote);
- if (wszParameters[0]) {
+ if (wszParameters[0])
+ {
strcatW(wszQuotedCmd, wSpace);
strcatW(wszQuotedCmd, wszParameters);
}
+
TRACE("%s/%s => %s/%s\n", debugstr_w(wszApplicationName),
debugstr_w(psei->lpVerb), debugstr_w(wszQuotedCmd), debugstr_w(lpstrProtocol));
+
if (*lpstrProtocol)
retval = execute_from_key(lpstrProtocol, wszApplicationName, env,
psei->lpParameters, wcmd, execfunc, psei, psei_out);
else
@@ -1498,14 +1656,20 @@
else if (*sei_tmp.lpFile == '\"')
{
DWORD l = strlenW(sei_tmp.lpFile+1);
- if(l >= dwApplicationNameLen) dwApplicationNameLen = l+1;
+ if(l >= dwApplicationNameLen)
+ dwApplicationNameLen = l+1;
+
wszApplicationName = (LPWSTR)HeapAlloc(GetProcessHeap(), 0,
dwApplicationNameLen*sizeof(WCHAR));
memcpy(wszApplicationName, sei_tmp.lpFile+1, (l+1)*sizeof(WCHAR));
+
if (wszApplicationName[l-1] == '\"')
wszApplicationName[l-1] = '\0';
appKnownSingular = TRUE;
+
TRACE("wszApplicationName=%s\n",debugstr_w(wszApplicationName));
- } else {
+ }
+ else
+ {
DWORD l = strlenW(sei_tmp.lpFile)+1;
if(l > dwApplicationNameLen) dwApplicationNameLen = l+1;
wszApplicationName = (LPWSTR)HeapAlloc(GetProcessHeap(), 0,
dwApplicationNameLen*sizeof(WCHAR));
@@ -1521,10 +1685,10 @@
wszParameters = (LPWSTR)HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
parametersLen = len;
}
- strcpyW(wszParameters, sei_tmp.lpParameters);
+ strcpyW(wszParameters, sei_tmp.lpParameters);
}
else
- *wszParameters = '\0';
+ *wszParameters = '\0';
wszDir = dirBuffer;
if (sei_tmp.lpDirectory)
@@ -1535,10 +1699,10 @@
wszDir = (LPWSTR)HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
dirLen = len;
}
- strcpyW(wszDir, sei_tmp.lpDirectory);
+ strcpyW(wszDir, sei_tmp.lpDirectory);
}
else
- *wszDir = '\0';
+ *wszDir = '\0';
/* adjust string pointers to point to the new buffers */
sei_tmp.lpFile = wszApplicationName;
@@ -1553,25 +1717,26 @@
/* process the IDList */
if (sei_tmp.fMask & SEE_MASK_IDLIST)
{
- IShellExecuteHookW* pSEH;
-
- HRESULT hr = SHBindToParent((LPCITEMIDLIST)sei_tmp.lpIDList, IID_IShellExecuteHookW,
(LPVOID*)&pSEH, NULL);
-
- if (SUCCEEDED(hr))
- {
- hr = pSEH->Execute(&sei_tmp);
-
- pSEH->Release();
-
- if (hr == S_OK) {
+ IShellExecuteHookW* pSEH;
+
+ HRESULT hr = SHBindToParent((LPCITEMIDLIST)sei_tmp.lpIDList, IID_IShellExecuteHookW,
(LPVOID*)&pSEH, NULL);
+
+ if (SUCCEEDED(hr))
+ {
+ hr = pSEH->Execute(&sei_tmp);
+
+ pSEH->Release();
+
+ if (hr == S_OK)
+ {
HeapFree(GetProcessHeap(), 0, wszApplicationName);
if (wszParameters != parametersBuffer)
HeapFree(GetProcessHeap(), 0, wszParameters);
if (wszDir != dirBuffer)
HeapFree(GetProcessHeap(), 0, wszDir);
- return TRUE;
+ return TRUE;
}
- }
+ }
SHGetPathFromIDListW((LPCITEMIDLIST)sei_tmp.lpIDList, wszApplicationName);
appKnownSingular = TRUE;
@@ -1677,65 +1842,71 @@
TRACE("execute:%s,%s,%s\n", debugstr_w(wszApplicationName),
debugstr_w(wszParameters), debugstr_w(wszDir));
/* separate out command line arguments from executable file name */
- if (!*sei_tmp.lpParameters && !appKnownSingular) {
- /* If the executable path is quoted, handle the rest of the command line as parameters.
*/
- if (sei_tmp.lpFile[0] == '"') {
- LPWSTR src = wszApplicationName/*sei_tmp.lpFile*/ + 1;
- LPWSTR dst = wfileName;
- LPWSTR end;
-
- /* copy the unquoted executable path to 'wfileName' */
- while(*src && *src!='"')
- *dst++ = *src++;
-
- *dst = '\0';
-
- if (*src == '"') {
- end = ++src;
-
- while(isspace(*src))
- ++src;
- } else
- end = src;
-
- /* copy the parameter string to 'wszParameters' */
- strcpyW(wszParameters, src);
-
- /* terminate previous command string after the quote character */
- *end = '\0';
- }
- else
- {
- /* If the executable name is not quoted, we have to use this search loop here,
- that in CreateProcess() is not sufficient because it does not handle shell links.
*/
- WCHAR buffer[MAX_PATH], xlpFile[MAX_PATH];
- LPWSTR space, s;
-
- LPWSTR beg = wszApplicationName/*sei_tmp.lpFile*/;
- for(s=beg; (space= const_cast<LPWSTR>(strchrW(s, ' '))); s=space+1) {
- int idx = space-sei_tmp.lpFile;
- memcpy(buffer, sei_tmp.lpFile, idx * sizeof(WCHAR));
- buffer[idx] = '\0';
-
- /*FIXME This finds directory paths if the targeted file name contains spaces. */
- if (SearchPathW(*sei_tmp.lpDirectory? sei_tmp.lpDirectory: NULL, buffer, wszExe,
sizeof(xlpFile)/sizeof(xlpFile[0]), xlpFile, NULL))
- {
- /* separate out command from parameter string */
- LPCWSTR p = space + 1;
-
- while(isspaceW(*p))
- ++p;
-
- strcpyW(wszParameters, p);
- *space = '\0';
-
- break;
- }
+ if (!*sei_tmp.lpParameters && !appKnownSingular)
+ {
+ /* If the executable path is quoted, handle the rest of the command line as
parameters. */
+ if (sei_tmp.lpFile[0] == '"')
+ {
+ LPWSTR src = wszApplicationName/*sei_tmp.lpFile*/ + 1;
+ LPWSTR dst = wfileName;
+ LPWSTR end;
+
+ /* copy the unquoted executable path to 'wfileName' */
+ while(*src && *src!='"')
+ *dst++ = *src++;
+
+ *dst = '\0';
+
+ if (*src == '"')
+ {
+ end = ++src;
+
+ while(isspace(*src))
+ ++src;
+ }
+ else
+ end = src;
+
+ /* copy the parameter string to 'wszParameters' */
+ strcpyW(wszParameters, src);
+
+ /* terminate previous command string after the quote character */
+ *end = '\0';
}
-
- lstrcpynW(wfileName, sei_tmp.lpFile,sizeof(wfileName)/sizeof(WCHAR));
- }
- } else
+ else
+ {
+ /* If the executable name is not quoted, we have to use this search loop here,
+ that in CreateProcess() is not sufficient because it does not handle shell
links. */
+ WCHAR buffer[MAX_PATH], xlpFile[MAX_PATH];
+ LPWSTR space, s;
+
+ LPWSTR beg = wszApplicationName/*sei_tmp.lpFile*/;
+ for(s=beg; (space= const_cast<LPWSTR>(strchrW(s, ' ')));
s=space+1)
+ {
+ int idx = space-sei_tmp.lpFile;
+ memcpy(buffer, sei_tmp.lpFile, idx * sizeof(WCHAR));
+ buffer[idx] = '\0';
+
+ /*FIXME This finds directory paths if the targeted file name contains spaces.
*/
+ if (SearchPathW(*sei_tmp.lpDirectory? sei_tmp.lpDirectory: NULL, buffer,
wszExe, sizeof(xlpFile)/sizeof(xlpFile[0]), xlpFile, NULL))
+ {
+ /* separate out command from parameter string */
+ LPCWSTR p = space + 1;
+
+ while(isspaceW(*p))
+ ++p;
+
+ strcpyW(wszParameters, p);
+ *space = '\0';
+
+ break;
+ }
+ }
+
+ lstrcpynW(wfileName, sei_tmp.lpFile,sizeof(wfileName)/sizeof(WCHAR));
+ }
+ }
+ else
lstrcpynW(wfileName, sei_tmp.lpFile,sizeof(wfileName)/sizeof(WCHAR));
lpFile = wfileName;
@@ -1750,13 +1921,15 @@
wcmdLen = len;
}
strcpyW(wcmd, wszApplicationName);
- if (sei_tmp.lpParameters[0]) {
+ if (sei_tmp.lpParameters[0])
+ {
strcatW(wcmd, wSpace);
strcatW(wcmd, wszParameters);
}
retval = execfunc(wcmd, NULL, FALSE, &sei_tmp, sei);
- if (retval > 32) {
+ if (retval > 32)
+ {
HeapFree(GetProcessHeap(), 0, wszApplicationName);
if (wszParameters != parametersBuffer)
HeapFree(GetProcessHeap(), 0, wszParameters);
@@ -1894,7 +2067,7 @@
memcpy(&seiW, sei, sizeof(SHELLEXECUTEINFOW));
if (sei->lpVerb)
- seiW.lpVerb = __SHCloneStrAtoW(&wVerb, sei->lpVerb);
+ seiW.lpVerb = __SHCloneStrAtoW(&wVerb, sei->lpVerb);
if (sei->lpFile)
seiW.lpFile = __SHCloneStrAtoW(&wFile, sei->lpFile);
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