Added support for gzipped roms. save states and srm files are also automatically compressed. For the moment, this is only available in the linux version, and you must enable it by defining __GZIP__

zsnes/src/cfgload.asm

@@ -27,8 +27,12 @@ EXTSYM StereoSound,antienab,cvidmode,enterpress,frameskip,guioff
 EXTSYM newengen,per2exec,pl1Ak,pl1Bk,pl1Lk,pl1Rk,pl1Xk,pl1Yk
 EXTSYM pl1contrl,pl1downk,pl1leftk,pl1rightk,scanlines,soundon
 EXTSYM spcon,vsyncon,Open_File,Read_File
-    EXTSYM Create_File,Write_File,Close_File
-
+EXTSYM Create_File,Write_File,Close_File
+%ifdef __LINUX__
+; if TextFile==0, zlib functions aren't used
+; useful to save the config file
+EXTSYM TextFile
+%endif
 
 NEWSYM CfgLoadAsmStart
 
@@ -272,6 +276,9 @@ NEWSYM DOScreatenewcfg
     push ecx
     ; Save .CFG file
     mov edx,CMDLineStr
+%ifdef _GZIP__
+    mov byte[TextFile], 1
+%endif
     call Create_File
     pop ecx
     jc .failed
@@ -280,6 +287,9 @@ NEWSYM DOScreatenewcfg
     mov edx,mode7tab
     call Write_File
     call Close_File
+%ifdef __GZIP__
+    mov byte[TextFile], 0
+%endif
 .failed
     ret