Function FS_CreatePath

code/qcommon/files.cpp:486–518

============ FS_CreatePath Creates any directories needed to store the given filename ============ */

============
*/
qboolean FS_CreatePath (char *OSPath) {
	char	*ofs;
	char	path[MAX_OSPATH];

	// make absolutely sure that it can't back up the path
	// FIXME: is c: allowed???
	if ( strstr( OSPath, ".." ) || strstr( OSPath, "::" ) ) {
		Com_Printf( "WARNING: refusing to create relative path \"%s\"\n", OSPath );
		return qtrue;
	}

	Q_strncpyz( path, OSPath, sizeof( path ) );
	FS_ReplaceSeparators( path );

	// Skip creation of the root directory as it will always be there
	ofs = strchr( path, PATH_SEP );
	if ( ofs ) {
		ofs++;
	}

	for (; ofs != NULL && *ofs ; ofs++) {
		if (*ofs == PATH_SEP) {
			// create the directory
			*ofs = 0;
			if (!Sys_Mkdir (path)) {
				Com_Error( ERR_FATAL, "FS_CreatePath: failed to create path \"%s\"",
					path );
			}
			*ofs = PATH_SEP;
		}
	}
	return qfalse;
}

/*
=================