X-Git-Url: http://de.git.xonotic.org/?a=blobdiff_plain;f=radiant%2Fenvironment.cpp;h=040335794d339fd627ce91c0924e804243883823;hb=3e7f1b162fcbb5297de686c92794aefe648f32d2;hp=8ca7eb0d41d3cda9986b01dc989d4d38317730c4;hpb=35e04d29f4b53542e6d9e6f45c18fdbee5b7dc7d;p=xonotic%2Fnetradiant.git

diff --git a/radiant/environment.cpp b/radiant/environment.cpp
index 8ca7eb0d..04033579 100644
--- a/radiant/environment.cpp
+++ b/radiant/environment.cpp
@@ -26,9 +26,9 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 #include "stream/stringstream.h"
 #include "debugging/debugging.h"
 #include "os/path.h"
+#include "os/file.h"
 #include "cmdlib.h"
 
-
 int g_argc;
 char** g_argv;
 
@@ -55,6 +55,105 @@ void args_init(int argc, char* argv[])
   g_argv = argv;
 }
 
+char *gamedetect_argv_buffer[1024];
+void gamedetect_found_game(char *game, char *path)
+{
+  int argc;
+  static char buf[128];
+
+  if(g_argv == gamedetect_argv_buffer)
+    return;
+
+  globalOutputStream() << "Detected game " << game << " in " << path << "\n";
+
+  sprintf(buf, "-%s-EnginePath", game);
+  argc = 0;
+  gamedetect_argv_buffer[argc++] = "-global-gamefile";
+  gamedetect_argv_buffer[argc++] = game;
+  gamedetect_argv_buffer[argc++] = buf;
+  gamedetect_argv_buffer[argc++] = path;
+  if((size_t) (argc + g_argc) >= sizeof(gamedetect_argv_buffer) / sizeof(*gamedetect_argv_buffer) - 1)
+    g_argc = sizeof(gamedetect_argv_buffer) / sizeof(*gamedetect_argv_buffer) - g_argc - 1;
+  memcpy(gamedetect_argv_buffer + 4, g_argv, sizeof(*gamedetect_argv_buffer) * g_argc);
+  g_argc += argc;
+  g_argv = gamedetect_argv_buffer;
+}
+
+bool gamedetect_check_game(char *gamefile, const char *checkfile1, const char *checkfile2, char *buf /* must have 64 bytes free after bufpos */, int bufpos)
+{
+	buf[bufpos] = '/';
+
+	strcpy(buf + bufpos + 1, checkfile1);
+	globalOutputStream() << "Checking for a game file in " << buf << "\n";
+	if(!file_exists(buf))
+		return false;
+
+	if(checkfile2)
+	{
+		strcpy(buf + bufpos + 1, checkfile2);
+		globalOutputStream() << "Checking for a game file in " << buf << "\n";
+		if(!file_exists(buf))
+			return false;
+	}
+
+	buf[bufpos + 1] = 0;
+	gamedetect_found_game(gamefile, buf);
+	return true;
+}
+
+void gamedetect()
+{
+  // if we're inside a Nexuiz install
+  // default to nexuiz.game (unless the user used an option to inhibit this)
+  bool nogamedetect = false;
+  int i;
+  for(i = 1; i < g_argc - 1; ++i)
+    if(g_argv[i][0] == '-')
+	{
+      if(!strcmp(g_argv[i], "-gamedetect"))
+	    nogamedetect = !strcmp(g_argv[i+1], "false");
+	  ++i;
+	}
+  if(!nogamedetect)
+  {
+	static char buf[1024 + 64];
+	strncpy(buf, environment_get_app_path(), sizeof(buf));
+	buf[sizeof(buf) - 1 - 64] = 0;
+	if(!strlen(buf))
+	  return;
+
+	char *p = buf + strlen(buf) - 1; // point directly on the slash of get_app_path
+	while(p != buf)
+	{
+	  // TODO add more games to this
+
+	  // try to detect Nexuiz installs
+#if defined(WIN32)
+	  if(gamedetect_check_game("nexuiz.game", "data/common-spog.pk3", "nexuiz.exe", buf, p - buf))
+#elif defined(__APPLE__)
+	  if(gamedetect_check_game("nexuiz.game", "data/common-spog.pk3", "Nexuiz.app/Contents/Info.plist", buf, p - buf))
+#else
+	  if(gamedetect_check_game("nexuiz.game", "data/common-spog.pk3", "nexuiz-linux-glx.sh", buf, p - buf))
+#endif
+	    return;
+
+	  // try to detect Q2World installs
+	  if(gamedetect_check_game("q2w.game", "default/quake2world.version", NULL, buf, p - buf))
+	    return;
+
+	  // try to detect Warsow installs
+	  if(gamedetect_check_game("warsow.game", "basewsw/dedicated_autoexec.cfg", NULL, buf, p - buf))
+	    return;
+
+	  // we found nothing
+	  // go backwards
+	  --p;
+	  while(p != buf && *p != '/' && *p != '\\')
+	    --p;
+	}
+  }
+}
+
 namespace
 {
   CopiedString home_path;
@@ -71,6 +170,17 @@ const char* environment_get_app_path()
   return app_path.c_str();
 }
 
+bool portable_app_setup()
+{
+	StringOutputStream confdir(256);
+	confdir << app_path.c_str() << "settings/";
+	if(file_exists(confdir.c_str()))
+	{
+		home_path = confdir.c_str();
+		return true;
+	}
+	return false;
+}
 
 #if defined(POSIX)
 
@@ -134,17 +244,20 @@ void environment_init(int argc, char* argv[])
 
   args_init(argc, argv);
 
+  {
+    char real[PATH_MAX];
+    app_path = getexename(real);
+    ASSERT_MESSAGE(!string_empty(app_path.c_str()), "failed to deduce app path");
+  }
+
+  if(!portable_app_setup())
   {
     StringOutputStream home(256);
     home << DirectoryCleaned(g_get_home_dir()) << ".netradiant/";
     Q_mkdir(home.c_str());
     home_path = home.c_str();
   }
-  {
-    char real[PATH_MAX];
-    app_path = getexename(real);
-    ASSERT_MESSAGE(!string_empty(app_path.c_str()), "failed to deduce app path");
-  }
+  gamedetect();
 }
 
 #elif defined(WIN32)
@@ -155,25 +268,6 @@ void environment_init(int argc, char* argv[])
 {
   args_init(argc, argv);
 
-  {
-    char *appdata = getenv("APPDATA");
-
-    StringOutputStream home(256);
-    if(!appdata || string_empty(appdata))
-    {
-      ERROR_MESSAGE("Application Data folder not available.\n"
-        "Please install shfolder redistributable package.\n"
-        "Radiant will use C:\\ for user preferences.\n");
-      home << "C:";
-    }
-    else
-    {
-      home << PathCleaned(appdata);
-    }
-    home << "/NetRadiantSettings/";
-    Q_mkdir(home.c_str());
-    home_path = home.c_str();
-  }
   {
     // get path to the editor
     char filename[MAX_PATH+1];
@@ -191,6 +285,26 @@ void environment_init(int argc, char* argv[])
     app << PathCleaned(filename);
     app_path = app.c_str();
   }
+
+  if(!portable_app_setup())
+  {
+    char *appdata = getenv("APPDATA");
+    StringOutputStream home(256);
+    if(!appdata || string_empty(appdata))
+    {
+      ERROR_MESSAGE("Application Data folder not available.\n"
+        "Radiant will use C:\\ for user preferences.\n");
+      home << "C:";
+    }
+    else
+    {
+      home << PathCleaned(appdata);
+    }
+    home << "/NetRadiantSettings/";
+    Q_mkdir(home.c_str());
+    home_path = home.c_str();
+  }
+  gamedetect();
 }
 
 #else