mirror of
https://github.com/minetest/minetest.git
synced 2024-08-20 05:24:15 +02:00
settings manager: better default setting handling and updating config file and command line parsing
This commit is contained in:
parent
f501cfd799
commit
385dd9917f
@ -32,7 +32,8 @@ Controls:
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Configuration file:
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Configuration file:
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- An optional configuration file can be used. See minetest.conf.example.
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- An optional configuration file can be used. See minetest.conf.example.
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- Path to file can be passed as a parameter to the executable.
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- Path to file can be passed as a parameter to the executable:
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--config <path-to-file>
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- If not given as a parameter, these are checked, in order:
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- If not given as a parameter, these are checked, in order:
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../minetest.conf
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../minetest.conf
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../../minetest.conf
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../../minetest.conf
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@ -7,8 +7,6 @@
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# By default, all the settings are commented and not functional.
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# By default, all the settings are commented and not functional.
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# Uncomment settings by removing the preceding #.
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# Uncomment settings by removing the preceding #.
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#dedicated_server =
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# Client side stuff
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# Client side stuff
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#wanted_fps = 30
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#wanted_fps = 30
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@ -124,6 +124,14 @@ public:
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{}
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{}
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};
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};
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class CommandLineError : public BaseException
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{
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public:
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CommandLineError(const char *s):
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BaseException(s)
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{}
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};
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/*
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/*
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Some "old-style" interrupts:
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Some "old-style" interrupts:
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*/
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*/
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152
src/main.cpp
152
src/main.cpp
@ -306,38 +306,36 @@ Settings g_settings;
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// Sets default settings
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// Sets default settings
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void set_default_settings()
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void set_default_settings()
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{
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{
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g_settings.set("dedicated_server", "");
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// Client stuff
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// Client stuff
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g_settings.set("wanted_fps", "30");
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g_settings.setDefault("wanted_fps", "30");
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g_settings.set("fps_max", "60");
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g_settings.setDefault("fps_max", "60");
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g_settings.set("viewing_range_nodes_max", "300");
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g_settings.setDefault("viewing_range_nodes_max", "300");
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g_settings.set("viewing_range_nodes_min", "35");
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g_settings.setDefault("viewing_range_nodes_min", "35");
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g_settings.set("screenW", "");
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g_settings.setDefault("screenW", "");
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g_settings.set("screenH", "");
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g_settings.setDefault("screenH", "");
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g_settings.set("host_game", "");
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g_settings.setDefault("host_game", "");
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g_settings.set("port", "");
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g_settings.setDefault("port", "");
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g_settings.set("address", "");
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g_settings.setDefault("address", "");
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g_settings.set("name", "");
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g_settings.setDefault("name", "");
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g_settings.set("random_input", "false");
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g_settings.setDefault("random_input", "false");
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g_settings.set("client_delete_unused_sectors_timeout", "1200");
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g_settings.setDefault("client_delete_unused_sectors_timeout", "1200");
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g_settings.set("max_block_send_distance", "8");
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g_settings.setDefault("max_block_send_distance", "8");
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g_settings.set("max_block_generate_distance", "6");
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g_settings.setDefault("max_block_generate_distance", "6");
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// Server stuff
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// Server stuff
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g_settings.set("creative_mode", "false");
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g_settings.setDefault("creative_mode", "false");
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g_settings.set("heightmap_blocksize", "32");
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g_settings.setDefault("heightmap_blocksize", "32");
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g_settings.set("height_randmax", "constant 50.0");
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g_settings.setDefault("height_randmax", "constant 50.0");
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g_settings.set("height_randfactor", "constant 0.6");
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g_settings.setDefault("height_randfactor", "constant 0.6");
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g_settings.set("height_base", "linear 0 0 0");
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g_settings.setDefault("height_base", "linear 0 0 0");
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g_settings.set("plants_amount", "1.0");
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g_settings.setDefault("plants_amount", "1.0");
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g_settings.set("ravines_amount", "1.0");
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g_settings.setDefault("ravines_amount", "1.0");
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g_settings.set("objectdata_interval", "0.2");
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g_settings.setDefault("objectdata_interval", "0.2");
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g_settings.set("active_object_range", "2");
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g_settings.setDefault("active_object_range", "2");
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g_settings.set("max_simultaneous_block_sends_per_client", "1");
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g_settings.setDefault("max_simultaneous_block_sends_per_client", "1");
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g_settings.set("max_simultaneous_block_sends_server_total", "4");
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g_settings.setDefault("max_simultaneous_block_sends_server_total", "4");
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g_settings.set("disable_water_climb", "true");
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g_settings.setDefault("disable_water_climb", "true");
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g_settings.set("endless_water", "true");
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g_settings.setDefault("endless_water", "true");
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}
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}
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/*
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/*
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@ -962,6 +960,51 @@ int main(int argc, char *argv[])
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try
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try
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{
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{
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/*
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Parse command line
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TODO
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*/
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core::map<std::string, ValueSpec> allowed_options;
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allowed_options.insert("help", ValueSpec(VALUETYPE_FLAG));
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allowed_options.insert("server", ValueSpec(VALUETYPE_FLAG,
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"Run server directly"));
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allowed_options.insert("config", ValueSpec(VALUETYPE_STRING,
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"Load configuration from specified file"));
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allowed_options.insert("port", ValueSpec(VALUETYPE_STRING));
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Settings cmd_args;
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bool ret = cmd_args.parseCommandLine(argc, argv, allowed_options);
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if(ret == false || cmd_args.getFlag("help"))
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{
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dstream<<"Allowed options:"<<std::endl;
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for(core::map<std::string, ValueSpec>::Iterator
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i = allowed_options.getIterator();
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i.atEnd() == false; i++)
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{
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dstream<<" --"<<i.getNode()->getKey();
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if(i.getNode()->getValue().type == VALUETYPE_FLAG)
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{
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}
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else
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{
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dstream<<" <value>";
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}
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dstream<<std::endl;
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if(i.getNode()->getValue().help != NULL)
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{
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dstream<<" "<<i.getNode()->getValue().help
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<<std::endl;
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}
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}
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return cmd_args.getFlag("help") ? 0 : 1;
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}
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/*
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/*
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Basic initialization
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Basic initialization
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*/
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*/
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@ -999,11 +1042,23 @@ int main(int argc, char *argv[])
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Initialization
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Initialization
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*/
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*/
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// Read config file
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/*
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Read config file
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*/
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if(argc >= 2)
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// Path of configuration file in use
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std::string configpath = "";
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if(cmd_args.exists("config"))
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{
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{
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g_settings.readConfigFile(argv[1]);
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bool r = g_settings.readConfigFile(cmd_args.get("config").c_str());
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if(r == false)
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{
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dstream<<"Could not read configuration from \""
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<<cmd_args.get("config")<<"\""<<std::endl;
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return 1;
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}
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configpath = cmd_args.get("config");
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}
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}
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else
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else
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{
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{
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@ -1017,7 +1072,10 @@ int main(int argc, char *argv[])
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{
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{
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bool r = g_settings.readConfigFile(filenames[i]);
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bool r = g_settings.readConfigFile(filenames[i]);
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if(r)
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if(r)
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{
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configpath = filenames[i];
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break;
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break;
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}
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}
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}
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}
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}
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@ -1059,16 +1117,19 @@ int main(int argc, char *argv[])
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std::cout<<std::endl;
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std::cout<<std::endl;
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char templine[100];
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char templine[100];
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// Dedicated?
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bool dedicated = g_settings.getBoolAsk
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("dedicated_server", "Dedicated server?", false);
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std::cout<<"dedicated = "<<dedicated<<std::endl;
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// Port?
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// Port?
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u16 port = g_settings.getU16Ask("port", "Port", 30000);
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u16 port = 30000;
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std::cout<<"-> "<<port<<std::endl;
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if(cmd_args.exists("port"))
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{
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port = cmd_args.getU16("port");
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}
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else
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{
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port = g_settings.getU16Ask("port", "Port", 30000);
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std::cout<<"-> "<<port<<std::endl;
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}
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if(dedicated)
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if(cmd_args.getFlag("server"))
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{
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{
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DSTACK("Dedicated server branch");
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DSTACK("Dedicated server branch");
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@ -2208,7 +2269,8 @@ int main(int argc, char *argv[])
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{
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{
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TimeTaker timer("beginScene", device);
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TimeTaker timer("beginScene", device);
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driver->beginScene(true, true, bgcolor);
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//driver->beginScene(true, true, bgcolor);
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driver->beginScene(false, true, bgcolor);
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beginscenetime = timer.stop(true);
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beginscenetime = timer.stop(true);
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}
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}
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@ -2306,6 +2368,14 @@ int main(int argc, char *argv[])
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In the end, delete the Irrlicht device.
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In the end, delete the Irrlicht device.
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*/
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*/
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device->drop();
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device->drop();
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/*
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Update configuration file
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*/
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if(configpath != "")
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{
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g_settings.updateConfigFile(configpath.c_str());
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}
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} //try
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} //try
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catch(con::PeerNotFoundException &e)
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catch(con::PeerNotFoundException &e)
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@ -205,7 +205,7 @@ void UDPSocket::Send(const Address & destination, const void * data, int size)
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destination.print();
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destination.print();
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dstream<<", size="<<size<<", data=";
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dstream<<", size="<<size<<", data=";
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for(int i=0; i<size && i<20; i++){
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for(int i=0; i<size && i<20; i++){
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if(i%2==0) printf(" ");
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if(i%2==0) DEBUGPRINT(" ");
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DEBUGPRINT("%.2X", ((int)((const char*)data)[i])&0xff);
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DEBUGPRINT("%.2X", ((int)((const char*)data)[i])&0xff);
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}
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}
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if(size>20)
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if(size>20)
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@ -267,7 +267,7 @@ int UDPSocket::Receive(Address & sender, void * data, int size)
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//dstream<<", received="<<received<<std::endl;
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//dstream<<", received="<<received<<std::endl;
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dstream<<", size="<<received<<", data=";
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dstream<<", size="<<received<<", data=";
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for(int i=0; i<received && i<20; i++){
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for(int i=0; i<received && i<20; i++){
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if(i%2==0) printf(" ");
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if(i%2==0) DEBUGPRINT(" ");
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DEBUGPRINT("%.2X", ((int)((const char*)data)[i])&0xff);
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DEBUGPRINT("%.2X", ((int)((const char*)data)[i])&0xff);
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}
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}
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if(received>20)
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if(received>20)
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@ -1070,8 +1070,8 @@ struct TestConnection
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dstream<<"Sending data (size="<<1100<<"):";
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dstream<<"Sending data (size="<<1100<<"):";
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for(int i=0; i<1100 && i<20; i++){
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for(int i=0; i<1100 && i<20; i++){
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if(i%2==0) printf(" ");
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if(i%2==0) DEBUGPRINT(" ");
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printf("%.2X", ((int)((const char*)*data1)[i])&0xff);
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DEBUGPRINT("%.2X", ((int)((const char*)*data1)[i])&0xff);
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}
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}
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if(1100>20)
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if(1100>20)
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dstream<<"...";
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dstream<<"...";
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@ -1091,8 +1091,8 @@ struct TestConnection
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dstream<<"Received data (size="<<size<<"):";
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dstream<<"Received data (size="<<size<<"):";
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for(int i=0; i<size && i<20; i++){
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for(int i=0; i<size && i<20; i++){
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if(i%2==0) printf(" ");
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if(i%2==0) DEBUGPRINT(" ");
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printf("%.2X", ((int)((const char*)recvdata)[i])&0xff);
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DEBUGPRINT("%.2X", ((int)((const char*)recvdata)[i])&0xff);
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}
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}
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if(size>20)
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if(size>20)
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dstream<<"...";
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dstream<<"...";
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261
src/utility.h
261
src/utility.h
@ -668,6 +668,23 @@ inline s32 stoi(std::string s)
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Config stuff
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Config stuff
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*/
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*/
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enum ValueType
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{
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VALUETYPE_STRING,
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VALUETYPE_FLAG // Doesn't take any arguments
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};
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struct ValueSpec
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{
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ValueSpec(ValueType a_type, const char *a_help=NULL)
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{
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type = a_type;
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help = a_help;
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}
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ValueType type;
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const char *help;
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};
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class Settings
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class Settings
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{
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{
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public:
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public:
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@ -710,36 +727,255 @@ public:
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return true;
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return true;
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}
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}
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// Returns true on success
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/*
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Read configuration file
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Returns true on success
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*/
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bool readConfigFile(const char *filename)
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bool readConfigFile(const char *filename)
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{
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{
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std::ifstream is(filename);
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std::ifstream is(filename);
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if(is.good() == false)
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if(is.good() == false)
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{
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{
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dstream<<"Error opening configuration file: "
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dstream<<"Error opening configuration file \""
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<<filename<<std::endl;
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<<filename<<"\""<<std::endl;
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return false;
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return false;
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}
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}
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dstream<<"Parsing configuration file: "
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dstream<<"Parsing configuration file: \""
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<<filename<<std::endl;
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<<filename<<"\""<<std::endl;
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while(parseConfigObject(is));
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while(parseConfigObject(is));
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return true;
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return true;
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}
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}
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/*
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Reads a configuration object from stream (usually a single line)
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and adds it to dst.
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Preserves comments and empty lines.
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Settings that were added to dst are also added to updated.
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key of updated is setting name, value of updated is dummy.
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Returns false on EOF
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*/
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bool getUpdatedConfigObject(std::istream &is,
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core::list<std::string> &dst,
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core::map<std::string, bool> &updated)
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{
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if(is.eof())
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return false;
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// NOTE: This function will be expanded to allow multi-line settings
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std::string line;
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std::getline(is, line);
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std::string trimmedline = trim(line);
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std::string line_end = "";
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if(is.eof() == false)
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line_end = "\n";
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// Ignore comments
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if(trimmedline[0] == '#')
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{
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dst.push_back(line+line_end);
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return true;
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}
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Strfnd sf(trim(line));
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std::string name = sf.next("=");
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name = trim(name);
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if(name == "")
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{
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dst.push_back(line+line_end);
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||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
std::string value = sf.next("\n");
|
||||||
|
value = trim(value);
|
||||||
|
|
||||||
|
if(m_settings.find(name))
|
||||||
|
{
|
||||||
|
std::string newvalue = m_settings[name];
|
||||||
|
|
||||||
|
if(newvalue != value)
|
||||||
|
{
|
||||||
|
dstream<<"Changing value of \""<<name<<"\" = \""
|
||||||
|
<<value<<"\" -> \""<<newvalue<<"\""
|
||||||
|
<<std::endl;
|
||||||
|
}
|
||||||
|
|
||||||
|
dst.push_back(name + " = " + newvalue + line_end);
|
||||||
|
|
||||||
|
updated[name] = true;
|
||||||
|
}
|
||||||
|
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
/*
|
||||||
|
Updates configuration file
|
||||||
|
|
||||||
|
Returns true on success
|
||||||
|
*/
|
||||||
|
bool updateConfigFile(const char *filename)
|
||||||
|
{
|
||||||
|
dstream<<"Updating configuration file: \""
|
||||||
|
<<filename<<"\""<<std::endl;
|
||||||
|
|
||||||
|
core::list<std::string> objects;
|
||||||
|
core::map<std::string, bool> updated;
|
||||||
|
|
||||||
|
// Read and modify stuff
|
||||||
|
{
|
||||||
|
std::ifstream is(filename);
|
||||||
|
if(is.good() == false)
|
||||||
|
{
|
||||||
|
dstream<<"Error opening configuration file"
|
||||||
|
" for reading: \""
|
||||||
|
<<filename<<"\""<<std::endl;
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
while(getUpdatedConfigObject(is, objects, updated));
|
||||||
|
}
|
||||||
|
|
||||||
|
// Write stuff back
|
||||||
|
{
|
||||||
|
std::ofstream os(filename);
|
||||||
|
if(os.good() == false)
|
||||||
|
{
|
||||||
|
dstream<<"Error opening configuration file"
|
||||||
|
" for writing: \""
|
||||||
|
<<filename<<"\""<<std::endl;
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
/*
|
||||||
|
Write updated stuff
|
||||||
|
*/
|
||||||
|
for(core::list<std::string>::Iterator
|
||||||
|
i = objects.begin();
|
||||||
|
i != objects.end(); i++)
|
||||||
|
{
|
||||||
|
os<<(*i);
|
||||||
|
}
|
||||||
|
|
||||||
|
/*
|
||||||
|
Write stuff that was not already in the file
|
||||||
|
*/
|
||||||
|
for(core::map<std::string, std::string>::Iterator
|
||||||
|
i = m_settings.getIterator();
|
||||||
|
i.atEnd() == false; i++)
|
||||||
|
{
|
||||||
|
if(updated.find(i.getNode()->getKey()))
|
||||||
|
continue;
|
||||||
|
std::string name = i.getNode()->getKey();
|
||||||
|
std::string value = i.getNode()->getValue();
|
||||||
|
dstream<<"Adding \""<<name<<"\" = \""<<value<<"\""
|
||||||
|
<<std::endl;
|
||||||
|
os<<name<<" = "<<value<<"\n";
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
/*
|
||||||
|
NOTE: Types of allowed_options are ignored
|
||||||
|
|
||||||
|
returns true on success
|
||||||
|
*/
|
||||||
|
bool parseCommandLine(int argc, char *argv[],
|
||||||
|
core::map<std::string, ValueSpec> &allowed_options)
|
||||||
|
{
|
||||||
|
int i=1;
|
||||||
|
for(;;)
|
||||||
|
{
|
||||||
|
if(i >= argc)
|
||||||
|
break;
|
||||||
|
std::string argname = argv[i];
|
||||||
|
if(argname.substr(0, 2) != "--")
|
||||||
|
{
|
||||||
|
dstream<<"Invalid command-line parameter \""
|
||||||
|
<<argname<<"\": --<option> expected."<<std::endl;
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
i++;
|
||||||
|
|
||||||
|
std::string name = argname.substr(2);
|
||||||
|
|
||||||
|
core::map<std::string, ValueSpec>::Node *n;
|
||||||
|
n = allowed_options.find(name);
|
||||||
|
if(n == NULL)
|
||||||
|
{
|
||||||
|
dstream<<"Unknown command-line parameter \""
|
||||||
|
<<argname<<"\""<<std::endl;
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
ValueType type = n->getValue().type;
|
||||||
|
|
||||||
|
std::string value = "";
|
||||||
|
|
||||||
|
if(type == VALUETYPE_FLAG)
|
||||||
|
{
|
||||||
|
value = "true";
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
if(i >= argc)
|
||||||
|
{
|
||||||
|
dstream<<"Invalid command-line parameter \""
|
||||||
|
<<name<<"\": missing value"<<std::endl;
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
value = argv[i];
|
||||||
|
i++;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
dstream<<"Valid command-line parameter: \""
|
||||||
|
<<name<<"\" = \""<<value<<"\""
|
||||||
|
<<std::endl;
|
||||||
|
set(name, value);
|
||||||
|
}
|
||||||
|
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
void set(std::string name, std::string value)
|
void set(std::string name, std::string value)
|
||||||
{
|
{
|
||||||
m_settings[name] = value;
|
m_settings[name] = value;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
void setDefault(std::string name, std::string value)
|
||||||
|
{
|
||||||
|
m_defaults[name] = value;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool exists(std::string name)
|
||||||
|
{
|
||||||
|
return (m_settings.find(name) || m_defaults.find(name));
|
||||||
|
}
|
||||||
|
|
||||||
std::string get(std::string name)
|
std::string get(std::string name)
|
||||||
{
|
{
|
||||||
core::map<std::string, std::string>::Node *n;
|
core::map<std::string, std::string>::Node *n;
|
||||||
n = m_settings.find(name);
|
n = m_settings.find(name);
|
||||||
if(n == NULL)
|
if(n == NULL)
|
||||||
throw SettingNotFoundException("Setting not found");
|
{
|
||||||
|
n = m_defaults.find(name);
|
||||||
|
if(n == NULL)
|
||||||
|
{
|
||||||
|
throw SettingNotFoundException("Setting not found");
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
return n->getValue();
|
return n->getValue();
|
||||||
}
|
}
|
||||||
@ -749,6 +985,18 @@ public:
|
|||||||
return is_yes(get(name));
|
return is_yes(get(name));
|
||||||
}
|
}
|
||||||
|
|
||||||
|
bool getFlag(std::string name)
|
||||||
|
{
|
||||||
|
try
|
||||||
|
{
|
||||||
|
return getBool(name);
|
||||||
|
}
|
||||||
|
catch(SettingNotFoundException &e)
|
||||||
|
{
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
// Asks if empty
|
// Asks if empty
|
||||||
bool getBoolAsk(std::string name, std::string question, bool def)
|
bool getBoolAsk(std::string name, std::string question, bool def)
|
||||||
{
|
{
|
||||||
@ -809,6 +1057,7 @@ public:
|
|||||||
|
|
||||||
private:
|
private:
|
||||||
core::map<std::string, std::string> m_settings;
|
core::map<std::string, std::string> m_settings;
|
||||||
|
core::map<std::string, std::string> m_defaults;
|
||||||
};
|
};
|
||||||
|
|
||||||
/*
|
/*
|
||||||
|
Loading…
Reference in New Issue
Block a user