load custom quakespasm.pak from <com_basedir> instead of id1/

git-svn-id: svn://svn.code.sf.net/p/quakespasm/code/trunk/quakespasm@906 af15c1b1-3010-417e-b628-4374ebc0bcbd

Misc/homedir_0.patch

@@ -1,11 +1,12 @@
-support for user directories, based on uhexen2 and tyrquake:
-** against quakespasm svn revision 905.
+initial experimental support for user directories, based on uhexen2
+and tyrquake:
+** against quakespasm svn revision 906.
 ** on-the-fly game directory switching not supported yet.
 ** minimally tested, needs more work.
 
 Index: Quake/sys_sdl_unix.c
 ===================================================================
---- Quake/sys_sdl_unix.c	(revision 905)
+--- Quake/sys_sdl_unix.c	(revision 906)
 +++ Quake/sys_sdl_unix.c	(working copy)
 @@ -20,6 +20,8 @@
  
@@ -73,7 +74,7 @@ Index: Quake/sys_sdl_unix.c
  void Sys_mkdir (const char *path)
 Index: Quake/common.c
 ===================================================================
---- Quake/common.c	(revision 905)
+--- Quake/common.c	(revision 906)
 +++ Quake/common.c	(working copy)
 @@ -1919,6 +1919,7 @@ static void COM_AddGameDirectory (const
  	searchpath_t *search;
@@ -91,7 +92,15 @@ Index: Quake/common.c
  	// add the directory to the search path
  	search = (searchpath_t *) Z_Malloc(sizeof(searchpath_t));
  	search->path_id = path_id;
-@@ -1963,6 +1965,14 @@ static void COM_AddGameDirectory (const 
+@@ -1943,6 +1945,7 @@ static void COM_AddGameDirectory (const
+ 			qspak = NULL;
+ 		else {
+ 			qboolean old = com_modified;
++			if (been_here) base = host_parms->basedir;
+ 			q_snprintf (pakfile, sizeof(pakfile), "%s/quakespasm.pak", base);
+ 			qspak = COM_LoadPackFile (pakfile);
+ 			com_modified = old;
+@@ -1963,6 +1966,14 @@ static void COM_AddGameDirectory (const
  		}
  		if (!pak) break;
  	}

Quake/common.c

@@ -1943,9 +1943,9 @@ static void COM_AddGameDirectory (const char *base, const char *dir)
 			qspak = NULL;
 		else {
 			qboolean old = com_modified;
-			q_snprintf (pakfile, sizeof(pakfile), "%s/quakespasm.pak", com_gamedir);
+			q_snprintf (pakfile, sizeof(pakfile), "%s/quakespasm.pak", base);
 			qspak = COM_LoadPackFile (pakfile);
-			com_modified = old;/* make quakespasm customization pak to not set com_modified. */
+			com_modified = old;
 		}
 		if (pak) {
 			search = (searchpath_t *) Z_Malloc(sizeof(searchpath_t));