[src/trunk]: src/games/gomoku gomoku: extract set_input_sources from main

[rillig <rillig%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/00d64ec73924
branches:  trunk
changeset: 366297:00d64ec73924
user:      rillig <rillig%NetBSD.org@localhost>
date:      Sun May 22 08:22:43 2022 +0000

description:
gomoku: extract set_input_sources from main

No functional change.

diffstat:

 games/gomoku/main.c |  61 +++++++++++++++++++++-------------------------------
 1 files changed, 25 insertions(+), 36 deletions(-)

diffs (96 lines):

diff -r c58cc34f9ef8 -r 00d64ec73924 games/gomoku/main.c
--- a/games/gomoku/main.c       Sun May 22 08:18:49 2022 +0000
+++ b/games/gomoku/main.c       Sun May 22 08:22:43 2022 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: main.c,v 1.51 2022/05/22 08:18:49 rillig Exp $ */
+/*     $NetBSD: main.c,v 1.52 2022/05/22 08:22:43 rillig Exp $ */
 
 /*
  * Copyright (c) 1994
@@ -36,7 +36,7 @@
 __COPYRIGHT("@(#) Copyright (c) 1994\
  The Regents of the University of California.  All rights reserved.");
 /*     @(#)main.c      8.4 (Berkeley) 5/4/95   */
-__RCSID("$NetBSD: main.c,v 1.51 2022/05/22 08:18:49 rillig Exp $");
+__RCSID("$NetBSD: main.c,v 1.52 2022/05/22 08:22:43 rillig Exp $");
 
 #include <sys/stat.h>
 #include <curses.h>
@@ -155,6 +155,27 @@
                err(1, "%s", *argv);
 }
 
+static void
+set_input_sources(enum input_source *input, int color)
+{
+       switch (test) {
+       case 0:                 /* user versus program */
+               input[color] = USER;
+               input[color != BLACK ? BLACK : WHITE] = PROGRAM;
+               break;
+
+       case 1:                 /* user versus user */
+               input[BLACK] = USER;
+               input[WHITE] = USER;
+               break;
+
+       case 2:                 /* program versus program */
+               input[BLACK] = PROGRAM;
+               input[WHITE] = PROGRAM;
+               break;
+       }
+}
+
 int
 main(int argc, char **argv)
 {
@@ -230,22 +251,7 @@
                input[BLACK] = INPUTF;
                input[WHITE] = INPUTF;
        } else {
-               switch (test) {
-               case 0: /* user versus program */
-                       input[color] = USER;
-                       input[color != BLACK ? BLACK : WHITE] = PROGRAM;
-                       break;
-
-               case 1: /* user versus user */
-                       input[BLACK] = USER;
-                       input[WHITE] = USER;
-                       break;
-
-               case 2: /* program versus program */
-                       input[BLACK] = PROGRAM;
-                       input[WHITE] = PROGRAM;
-                       break;
-               }
+               set_input_sources(input, color);
        }
        if (interactive) {
                plyr[BLACK] = input[BLACK] == USER ? user : prog;
@@ -262,24 +268,7 @@
                        curmove = readinput(inputfp);
                        if (curmove != EOF)
                                break;
-                       /* Switch to another input source. */
-                       switch (test) {
-                       case 0: /* user versus program */
-                               input[color] = USER;
-                               input[color != BLACK ? BLACK : WHITE] =
-                                   PROGRAM;
-                               break;
-
-                       case 1: /* user versus user */
-                               input[BLACK] = USER;
-                               input[WHITE] = USER;
-                               break;
-
-                       case 2: /* program versus program */
-                               input[BLACK] = PROGRAM;
-                               input[WHITE] = PROGRAM;
-                               break;
-                       }
+                       set_input_sources(input, color);
                        plyr[BLACK] = input[BLACK] == USER ? user : prog;
                        plyr[WHITE] = input[WHITE] == USER ? user : prog;
                        bdwho();