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Revised shell link process to treat empty (e.g. "") strings

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identically to NULL strings. Makes many more installers take useful
action. Added many trace messages.
This commit is contained in:
Jeremy White 2001-01-17 01:48:52 +00:00 committed by Alexandre Julliard
parent 0255c8f0df
commit a6166e174e
1 changed files with 37 additions and 5 deletions
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42
dlls/shell32/shelllink.c
View file

@ -343,21 +343,39 @@ static int ExtractFromEXEDLL(const char *szFileName, int nIndex, const char *szX
int i;
if (!(hModule = LoadLibraryExA(szFileName, 0, LOAD_LIBRARY_AS_DATAFILE)))
{
TRACE("LoadLibraryExA (%s) failed, error %ld\n", szFileName, GetLastError());
goto error1;
}
if (nIndex)
{
hResInfo = FindResourceA(hModule, MAKEINTRESOURCEA(nIndex), RT_GROUP_ICONA);
TRACE("FindResourceA (%s) called, return 0x%x, error %ld\n", szFileName, hResInfo, GetLastError());
}
else
if (EnumResourceNamesA(hModule, RT_GROUP_ICONA, &EnumResNameProc, (LONG) &hResInfo))
{
TRACE("EnumResourceNamesA failed, error %ld\n", GetLastError());
goto error2;
}
if (!hResInfo)
{
TRACE("ExtractFromEXEDLL failed, error %ld\n", GetLastError());
goto error2;
}
if (!(hResData = LoadResource(hModule, hResInfo)))
{
TRACE("LoadResource failed, error %ld\n", GetLastError());
goto error2;
}
if (!(pIconDir = LockResource(hResData)))
{
TRACE("LockResource failed, error %ld\n", GetLastError());
goto error3;
}
for (i = 0; i < pIconDir->idCount; i++)
if ((pIconDir->idEntries[i].bHeight * pIconDir->idEntries[i].bWidth) > nMax)
@ -369,14 +387,26 @@ static int ExtractFromEXEDLL(const char *szFileName, int nIndex, const char *szX
FreeResource(hResData);
if (!(hResInfo = FindResourceA(hModule, lpName, RT_ICONA)))
{
TRACE("Second FindResourceA failed, error %ld\n", GetLastError());
goto error2;
}
if (!(hResData = LoadResource(hModule, hResInfo)))
{
TRACE("Second LoadResource failed, error %ld\n", GetLastError());
goto error2;
}
if (!(pIcon = LockResource(hResData)))
{
TRACE("Second LockResource failed, error %ld\n", GetLastError());
goto error3;
}
if(!SaveIconResAsXPM(pIcon, szXPMFileName))
{
TRACE("Failed saving icon as XPM, error %ld\n", GetLastError());
goto error3;
}
FreeResource(hResData);
FreeLibrary(hModule);
@ -563,8 +593,10 @@ static HRESULT WINAPI IPersistFile_fnSave(IPersistFile* iface, LPCOLESTR pszFile
if (This->sWorkDir) work_dir = get_unix_file_name( This->sWorkDir );
/* extract the icon */
if (!(icon_name = extract_icon( This->sIcoPath ? This->sIcoPath : This->sPath,
This->iIcoNdx ))) goto done;
if (!(icon_name = extract_icon( This->sIcoPath && strlen(This->sIcoPath) ?
This->sIcoPath : This->sPath,
This->iIcoNdx ))) goto done;
TRACE("linker app='%s' link='%s' mode=%s path='%s' args='%s' icon='%s' workdir='%s' descr='%s'\n",
shell_link_app, link_name, bDesktop ? "desktop" : "menu", path_name,
@ -582,7 +614,7 @@ static HRESULT WINAPI IPersistFile_fnSave(IPersistFile* iface, LPCOLESTR pszFile
argv[pos++] = "--path";
argv[pos++] = path_name;
argv[pos++] = bDesktop ? "--desktop" : "--menu";
if (This->sArgs)
if (This->sArgs && strlen(This->sArgs))
{
argv[pos++] = "--args";
argv[pos++] = This->sArgs;
@ -592,12 +624,12 @@ static HRESULT WINAPI IPersistFile_fnSave(IPersistFile* iface, LPCOLESTR pszFile
argv[pos++] = "--icon";
argv[pos++] = icon_name;
}
if (This->sWorkDir)
if (This->sWorkDir && strlen(This->sWorkDir))
{
argv[pos++] = "--workdir";
argv[pos++] = This->sWorkDir;
}
if (This->sDescription)
if (This->sDescription && strlen(This->sDescription))
{
argv[pos++] = "--descr";
argv[pos++] = This->sDescription;