static char *CheckDirectoryHasIWAD(char *dir, char *iwadname)
{
char *filename;
// As a special case, the "directory" may refer directly to an
// IWAD file if the path comes from DOOMWADDIR or DOOMWADPATH.
if (DirIsFile(dir, iwadname) && M_FileExists(dir))
{
return strdup(dir);
}
// Construct the full path to the IWAD if it is located in
// this directory, and check if it exists.
filename = malloc(strlen(dir) + strlen(iwadname) + 3);
if (!strcmp(dir, "."))
{
strcpy(filename, iwadname);
}
else
{
sprintf(filename, "%s%c%s", dir, DIR_SEPARATOR, iwadname);
}
if (M_FileExists(filename))
{
return filename;
}
free(filename);
return NULL;
}
static char *CheckDirectoryHasIWAD(char *dir, char *iwadname)
{
char *filename;
// As a special case, the "directory" may refer directly to an
// IWAD file if the path comes from DOOMWADDIR or DOOMWADPATH.
if (DirIsFile(dir, iwadname) && M_FileExists(dir))
{
return M_StringDuplicate(dir);
}
// Construct the full path to the IWAD if it is located in
// this directory, and check if it exists.
if (!strcmp(dir, "."))
{
filename = M_StringDuplicate(iwadname);
}
else
{
filename = M_StringJoin(dir, DIR_SEPARATOR_S, iwadname, NULL);
}
if (M_FileExists(filename))
{
return filename;
}
free(filename);
return NULL;
}
char *D_FindWADByName(char *name)
{
char *path;
char *probe;
int i;
// Absolute path?
probe = M_FileCaseExists(name);
if (probe != NULL)
{
return probe;
}
BuildIWADDirList();
// Search through all IWAD paths for a file with the given name.
for (i=0; i<num_iwad_dirs; ++i)
{
// As a special case, if this is in DOOMWADDIR or DOOMWADPATH,
// the "directory" may actually refer directly to an IWAD
// file.
probe = M_FileCaseExists(iwad_dirs[i]);
if (DirIsFile(iwad_dirs[i], name) && probe != NULL)
{
return probe;
}
// Construct a string for the full path
path = M_StringJoin(iwad_dirs[i], DIR_SEPARATOR_S, name, NULL);
probe = M_FileCaseExists(path);
if (probe != NULL)
{
return probe;
}
free(path);
}
// File not found
return NULL;
}
char *D_FindWADByName(char *name)
{
char *buf;
int i;
// Absolute path?
if (M_FileExists(name))
{
return name;
}
BuildIWADDirList();
// Search through all IWAD paths for a file with the given name.
for (i=0; i<num_iwad_dirs; ++i)
{
// As a special case, if this is in DOOMWADDIR or DOOMWADPATH,
// the "directory" may actually refer directly to an IWAD
// file.
if (DirIsFile(iwad_dirs[i], name) && M_FileExists(iwad_dirs[i]))
{
return strdup(iwad_dirs[i]);
}
// Construct a string for the full path
buf = malloc(strlen(iwad_dirs[i]) + strlen(name) + 5);
sprintf(buf, "%s%c%s", iwad_dirs[i], DIR_SEPARATOR, name);
if (M_FileExists(buf))
{
return buf;
}
free(buf);
}
// File not found
return NULL;
}