Module Name: src Committed By: rillig Date: Thu May 19 22:29:36 UTC 2022
Modified Files: src/games/gomoku: bdinit.c pickmove.c Log Message: gomoku: use NULL instead of more verbose null pointer No binary change. To generate a diff of this commit: cvs rdiff -u -r1.18 -r1.19 src/games/gomoku/bdinit.c cvs rdiff -u -r1.36 -r1.37 src/games/gomoku/pickmove.c Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Modified files: Index: src/games/gomoku/bdinit.c diff -u src/games/gomoku/bdinit.c:1.18 src/games/gomoku/bdinit.c:1.19 --- src/games/gomoku/bdinit.c:1.18 Thu May 19 22:19:18 2022 +++ src/games/gomoku/bdinit.c Thu May 19 22:29:36 2022 @@ -1,4 +1,4 @@ -/* $NetBSD: bdinit.c,v 1.18 2022/05/19 22:19:18 rillig Exp $ */ +/* $NetBSD: bdinit.c,v 1.19 2022/05/19 22:29:36 rillig Exp $ */ /* * Copyright (c) 1994 @@ -34,7 +34,7 @@ #include <sys/cdefs.h> /* from: @(#)bdinit.c 8.2 (Berkeley) 5/3/95 */ -__RCSID("$NetBSD: bdinit.c,v 1.18 2022/05/19 22:19:18 rillig Exp $"); +__RCSID("$NetBSD: bdinit.c,v 1.19 2022/05/19 22:29:36 rillig Exp $"); #include <string.h> #include "gomoku.h" @@ -144,8 +144,8 @@ bdinit(struct spotstr *bp) sp->s_flags = BFLAGALL; } - sortframes[BLACK] = (struct combostr *)0; - sortframes[WHITE] = (struct combostr *)0; + sortframes[BLACK] = NULL; + sortframes[WHITE] = NULL; init_overlap(); } Index: src/games/gomoku/pickmove.c diff -u src/games/gomoku/pickmove.c:1.36 src/games/gomoku/pickmove.c:1.37 --- src/games/gomoku/pickmove.c:1.36 Thu May 19 22:19:18 2022 +++ src/games/gomoku/pickmove.c Thu May 19 22:29:36 2022 @@ -1,4 +1,4 @@ -/* $NetBSD: pickmove.c,v 1.36 2022/05/19 22:19:18 rillig Exp $ */ +/* $NetBSD: pickmove.c,v 1.37 2022/05/19 22:29:36 rillig Exp $ */ /* * Copyright (c) 1994 @@ -34,7 +34,7 @@ #include <sys/cdefs.h> /* @(#)pickmove.c 8.2 (Berkeley) 5/3/95 */ -__RCSID("$NetBSD: pickmove.c,v 1.36 2022/05/19 22:19:18 rillig Exp $"); +__RCSID("$NetBSD: pickmove.c,v 1.37 2022/05/19 22:29:36 rillig Exp $"); #include <stdlib.h> #include <string.h> @@ -239,7 +239,7 @@ scanframes(int color) /* check for empty list of frames */ cbp = sortframes[color]; - if (cbp == (struct combostr *)0) + if (cbp == NULL) return; /* quick check for four in a row */ @@ -358,7 +358,7 @@ scanframes(int color) free(ep); elistcnt--; } - sp->s_empty = (struct elist *)0; + sp->s_empty = NULL; for (struct elist *ep = sp->s_nempty; ep != NULL; ep = nep) { cbp = ep->e_combo; if (cbp->c_combo.s <= sp->s_combo[color].s) { @@ -372,11 +372,11 @@ scanframes(int color) free(ep); elistcnt--; } - sp->s_nempty = (struct elist *)0; + sp->s_nempty = NULL; } /* remove old combos */ - if ((cbp = sortcombos) != (struct combostr *)0) { + if ((cbp = sortcombos) != NULL) { struct combostr *ncbp; /* scan the list */ @@ -386,7 +386,7 @@ scanframes(int color) free(cbp); combocnt--; } while ((cbp = ncbp) != ecbp); - sortcombos = (struct combostr *)0; + sortcombos = NULL; } combolen = 0; @@ -568,7 +568,7 @@ addframes(int level) elistcnt--; } sp->s_empty = sp->s_nempty; - sp->s_nempty = (struct elist *)0; + sp->s_nempty = NULL; } /* try to add frames to the uncompleted combos at level curlevel */ @@ -618,11 +618,11 @@ addframes(int level) cbpp = &hashcombos[FAREA]; do { cbp = *--cbpp; - if (cbp == (struct combostr *)0) + if (cbp == NULL) continue; - *cbpp = (struct combostr *)0; + *cbpp = NULL; ecbp = sortcombos; - if (ecbp == (struct combostr *)0) + if (ecbp == NULL) sortcombos = cbp; else { /* append to sort list */ @@ -1045,7 +1045,7 @@ appendcombo(struct combostr *cbp, int co combolen++; ncbp = sortcombos; - if (ncbp == (struct combostr *)0) { + if (ncbp == NULL) { sortcombos = cbp; cbp->c_next = cbp; cbp->c_prev = cbp; @@ -1246,7 +1246,7 @@ inserted: /* now check to see if this list of frames has already been seen */ cbp = hashcombos[inx = (int)(*scbpp - frames)]; - if (cbp == (struct combostr *)0) { + if (cbp == NULL) { /* * Easy case, this list hasn't been seen. * Add it to the hash list.