IExtension *CExtensionManager::LoadAutoExtension(const char *path)
{
/* Remove platform extension if it's there. Compat hack. */
const char *ext = libsys->GetFileExtension(path);
if (strcmp(ext, PLATFORM_LIB_EXT) == 0)
{
char path2[PLATFORM_MAX_PATH];
smcore.Format(path2, sizeof(path2), "%s", path);
path2[strlen(path) - strlen(PLATFORM_LIB_EXT) - 1] = '\0';
return LoadAutoExtension(path2);
}
IExtension *pAlready;
if ((pAlready=FindExtensionByFile(path)) != NULL)
{
return pAlready;
}
char error[256];
CExtension *p = new CLocalExtension(path);
/* We put us in the list beforehand so extensions that check for each other
* won't recursively load each other.
*/
m_Libs.push_back(p);
if (!p->Load(error, sizeof(error)) || !p->IsLoaded())
{
smcore.LogError("[SM] Unable to load extension \"%s\": %s", path, error);
p->SetError(error);
}
return p;
}
IExtension *CExtensionManager::LoadAutoExtension(const char *path)
{
if (!strstr(path, "." PLATFORM_LIB_EXT))
{
char newpath[PLATFORM_MAX_PATH];
g_LibSys.PathFormat(newpath, sizeof(newpath), "%s.%s", path, PLATFORM_LIB_EXT);
return LoadAutoExtension(newpath);
}
IExtension *pAlready;
if ((pAlready=FindExtensionByFile(path)) != NULL)
{
return pAlready;
}
char error[256];
CExtension *p = new CLocalExtension(path);
/* We put us in the list beforehand so extensions that check for each other
* won't recursively load each other.
*/
m_Libs.push_back(p);
if (!p->Load(error, sizeof(error)) || !p->IsLoaded())
{
g_Logger.LogError("[SM] Unable to load extension \"%s\": %s", path, error);
p->SetError(error);
}
return p;
}
void CExtensionManager::AddDependency(IExtension *pSource, const char *file, bool required, bool autoload)
{
/* This function doesn't really need to do anything now. We make sure the
* other extension is loaded, but handling of dependencies is really done
* by the interface fetcher.
*/
if (required || autoload)
{
LoadAutoExtension(file);
}
}
void CExtensionManager::TryAutoload()
{
char path[PLATFORM_MAX_PATH];
g_pSM->BuildPath(Path_SM, path, sizeof(path), "extensions");
IDirectory *pDir = libsys->OpenDirectory(path);
if (!pDir)
{
return;
}
const char *lfile;
size_t len;
while (pDir->MoreFiles())
{
if (pDir->IsEntryDirectory())
{
pDir->NextEntry();
continue;
}
lfile = pDir->GetEntryName();
len = strlen(lfile);
if (len <= 9) /* size of ".autoload" */
{
pDir->NextEntry();
continue;
}
if (strcmp(&lfile[len - 9], ".autoload") != 0)
{
pDir->NextEntry();
continue;
}
char file[PLATFORM_MAX_PATH];
len = smcore.Format(file, sizeof(file), "%s", lfile);
strcpy(&file[len - 9], ".ext");
LoadAutoExtension(file);
pDir->NextEntry();
}
}
