selfhost/cmd/wcc: drop snake_case from 119 cross-cutting identifiers

selfhost/cmd/w6c/main.ww

@@ -7,7 +7,7 @@
 //
 // The cgen routines in selfhost/cmd/wcc/cgen.ww write directly to
 // fd 1 via os.write(1, ...). For -o, we open the output file and
-// dup2 it onto fd 1 before invoking cg_file. This is the same trick
+// dup2 it onto fd 1 before invoking cgfile. This is the same trick
 // the bootstrap uses with shell redirection, just in-process.
 
 use os;
@@ -123,8 +123,8 @@ export fn main(argc: i32, argv: **u8) i32 = {
 	let f: *node = parsefile(&ps);
 
 	let cg: cgen;
-	cgen_init(&cg, ar);
-	cg_file(&cg, f);
+	cgeninit(&cg, ar);
+	cgfile(&cg, f);
 
 	if (l.errs > 0) { return 1; };
 	return 0;