Don't close(0) in SOS - it closes the console, too.

src/samplesrc/rogue.io.pla

@@ -21,7 +21,7 @@ byte = "|   / | (_) | | (_ || |_| || _|\n"
 byte = "|_|_\\  \\___/   \\___| \\___/ |___|\n"
 byte = "\n"
 byte = "       By Resman\n"
-byte = "       Artwork by Seth Sternberg\n"
+byte = "       Artwork by Seth Sternberger\n"
 byte = ""
 word titlestr = @initstr
 
@@ -165,7 +165,7 @@ def a3newline(refnum, emask, nlchar)
 
     params.0 = 3
     params.1 = refnum
-    params.2 = emask
+    params.2 = $FF
     params.3 = nlchar
     return syscall($C9, @params)
 end

src/vmsrc/soscmd.pla

@@ -850,11 +850,11 @@ def allocalignheap(size, pow2, freeaddr)
     return addr
 end
 def markheap
-    return heap//
+    return heap
 end
 def releaseheap(newheap)
-    heap = newheap//
-    return @newheap - heap//
+    heap = newheap
+    return @newheap - heap
 end
 //
 // Symbol table routines.
@@ -962,8 +962,10 @@ def loadmod(mod)
 	    //
             while ^moddep
                 if !lookupmod(moddep)
-		    close(refnum)
-	            refnum = 0
+		    if refnum
+		    	close(refnum)
+			refnum = 0
+		    fin
                     if loadmod(moddep) < 0
 	      	        return -perr
 		    fin
@@ -996,7 +998,7 @@ def loadmod(mod)
 	//
 	// Read in remainder of module into memory for fixups.
 	//
-	addr = modaddr//
+	addr = modaddr
         repeat
             addr  = addr + rdlen
             rdlen = read(refnum, addr, 4096)
@@ -1252,7 +1254,8 @@ def execmod(modfile)
 	        seg_release(modseg[modid])
 	    loop
         else
-	    perr = perr & ~modkeep
+	    modid = 0
+	    perr  = perr & ~(modinitkeep | modkeep)
 	fin
 	systemflags = saveflags
     fin