Add environment variable MINETEST_WORLD_PATH

[oweals/minetest.git] / src / subgame.cpp

diff --git a/src/subgame.cpp b/src/subgame.cpp
index a3fdce15afe66a9838f1da420533dee033eb53a1..20f5116e2b7772238c4a00a4e08e192137d3d70c 100644 (file)
--- a/src/subgame.cpp
+++ b/src/subgame.cpp
@@ -63,15 +63,10 @@ struct GameFindPath
        {}
 };
 
-Strfnd getSubgamePathEnv() {
-       std::string sp;
+std::string getSubgamePathEnv()
+{
        char *subgame_path = getenv("MINETEST_SUBGAME_PATH");
-
-       if(subgame_path) {
-               sp = std::string(subgame_path);
-       }
-
-       return Strfnd(sp);
+       return subgame_path ? std::string(subgame_path) : "";
 }
 
 SubgameSpec findSubgame(const std::string &id)
@@ -82,10 +77,10 @@ SubgameSpec findSubgame(const std::string &id)
        std::string user = porting::path_user;
        std::vector<GameFindPath> find_paths;
 
-       Strfnd search_paths = getSubgamePathEnv();
+       Strfnd search_paths(getSubgamePathEnv());
 
-       while(!search_paths.atend()) {
-               std::string path = search_paths.next(":");
+       while (!search_paths.atend()) {
+               std::string path = search_paths.next(PATH_DELIM);
                find_paths.push_back(GameFindPath(
                                path + DIR_DELIM + id, false));
                find_paths.push_back(GameFindPath(
@@ -156,13 +151,12 @@ std::set<std::string> getAvailableGameIds()
        gamespaths.insert(porting::path_share + DIR_DELIM + "games");
        gamespaths.insert(porting::path_user + DIR_DELIM + "games");
 
-       Strfnd search_paths = getSubgamePathEnv();
+       Strfnd search_paths(getSubgamePathEnv());
 
-       while(!search_paths.atend()) {
-               gamespaths.insert(search_paths.next(":"));
-       }
+       while (!search_paths.atend())
+               gamespaths.insert(search_paths.next(PATH_DELIM));
 
-       for(std::set<std::string>::const_iterator i = gamespaths.begin();
+       for (std::set<std::string>::const_iterator i = gamespaths.begin();
                        i != gamespaths.end(); ++i){
                std::vector<fs::DirListNode> dirlist = fs::GetDirListing(*i);
                for(u32 j=0; j<dirlist.size(); j++){
@@ -223,15 +217,27 @@ std::string getWorldGameId(const std::string &world_path, bool can_be_legacy)
        return conf.get("gameid");
 }
 
+std::string getWorldPathEnv()
+{
+       char *world_path = getenv("MINETEST_WORLD_PATH");
+       return world_path ? std::string(world_path) : "";
+}
+
 std::vector<WorldSpec> getAvailableWorlds()
 {
        std::vector<WorldSpec> worlds;
        std::set<std::string> worldspaths;
+
+       Strfnd search_paths(getWorldPathEnv());
+
+       while (!search_paths.atend())
+               worldspaths.insert(search_paths.next(PATH_DELIM));
+
        worldspaths.insert(porting::path_user + DIR_DELIM + "worlds");
-       infostream<<"Searching worlds..."<<std::endl;
-       for(std::set<std::string>::const_iterator i = worldspaths.begin();
-                       i != worldspaths.end(); ++i){
-               infostream<<"  In "<<(*i)<<": "<<std::endl;
+       infostream << "Searching worlds..." << std::endl;
+       for (std::set<std::string>::const_iterator i = worldspaths.begin();
+                       i != worldspaths.end(); ++i) {
+               infostream << "  In " << (*i) << ": " <<std::endl;
                std::vector<fs::DirListNode> dirvector = fs::GetDirListing(*i);
                for(u32 j=0; j<dirvector.size(); j++){
                        if(!dirvector[j].dir)