Fix "SRB2" SOC directive, though its usefulness is debatable

src/dehacked.c

@@ -4462,20 +4462,34 @@ static void DEH_LoadDehackedFile(MYFILE *f, boolean mainfile)
 						ignorelines(f);
 					}
 				}
-				// Last I heard this crashes the game if you try to use it
-				// so this is disabled for now
-				// -- Monster Iestyn
-/*				else if (fastcmp(word, "SRB2"))
+				else if (fastcmp(word, "SRB2"))
 				{
-					INT32 ver = searchvalue(strtok(NULL, "\n"));
-					if (ver != PATCHVERSION)
-						deh_warning("Patch is for SRB2 version %d,\nonly version %d is supported", ver, PATCHVERSION);
+					if (isdigit(word2[0]))
+					{
+						i = atoi(word2);
+						if (i != PATCHVERSION)
+						{
+							deh_warning(
+									"Patch is for SRB2 version %d, "
+									"only version %d is supported",
+									i,
+									PATCHVERSION
+							);
+						}
+					}
+					else
+					{
+						deh_warning(
+								"SRB2 version definition has incorrect format, "
+								"use \"SRB2 %d\"",
+								PATCHVERSION
+						);
+					}
 				}
 				// Clear all data in certain locations (mostly for unlocks)
 				// Unless you REALLY want to piss people off,
 				// define a custom gamedata /before/ doing this!!
 				// (then again, modifiedgame will prevent game data saving anyway)
-*/
 				else if (fastcmp(word, "CLEAR"))
 				{
 					boolean clearall = (fastcmp(word2, "ALL"));

src/dehacked.h

@@ -47,7 +47,7 @@ extern const char *superactions[MAXRECURSION];
 extern UINT8 superstack;
 
 // If the dehacked patch does not match this version, we throw a warning
-#define PATCHVERSION 210
+#define PATCHVERSION 220
 
 #define MAXLINELEN 1024