[src/trunk]: src/usr.bin/make make(1): rename local variables in SuffFindCmds

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

details:   https://anonhg.NetBSD.org/src/rev/6a0c772a5e47
branches:  trunk
changeset: 945146:6a0c772a5e47
user:      rillig <rillig%NetBSD.org@localhost>
date:      Thu Oct 22 19:05:24 2020 +0000

description:
make(1): rename local variables in SuffFindCmds

Several types have fields named "parents" and "children", which makes an
expression like s->children ambiguous.

diffstat:

 usr.bin/make/suff.c |  30 +++++++++++++++---------------
 1 files changed, 15 insertions(+), 15 deletions(-)

diffs (85 lines):

diff -r e598595f7eed -r 6a0c772a5e47 usr.bin/make/suff.c
--- a/usr.bin/make/suff.c       Thu Oct 22 18:59:12 2020 +0000
+++ b/usr.bin/make/suff.c       Thu Oct 22 19:05:24 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: suff.c,v 1.214 2020/10/22 18:59:12 rillig Exp $        */
+/*     $NetBSD: suff.c,v 1.215 2020/10/22 19:05:24 rillig Exp $        */
 
 /*
  * Copyright (c) 1988, 1989, 1990, 1993
@@ -129,7 +129,7 @@
 #include "dir.h"
 
 /*     "@(#)suff.c     8.4 (Berkeley) 3/21/94" */
-MAKE_RCSID("$NetBSD: suff.c,v 1.214 2020/10/22 18:59:12 rillig Exp $");
+MAKE_RCSID("$NetBSD: suff.c,v 1.215 2020/10/22 19:05:24 rillig Exp $");
 
 #define SUFF_DEBUG0(text) DEBUG0(SUFF, text)
 #define SUFF_DEBUG1(fmt, arg1) DEBUG1(SUFF, fmt, arg1)
@@ -1035,26 +1035,26 @@
 SuffFindCmds(Src *targ, SrcList *slst)
 {
     GNodeListNode *gln;
-    GNode *t;                  /* Target GNode */
-    GNode *s;                  /* Source GNode */
+    GNode *tgn;                        /* Target GNode */
+    GNode *sgn;                        /* Source GNode */
     size_t prefLen;            /* The length of the defined prefix */
     Suff *suff;                        /* Suffix on matching beastie */
     Src *ret;                  /* Return value */
     char *cp;
 
-    t = targ->node;
-    Lst_Open(t->children);
+    tgn = targ->node;
+    Lst_Open(tgn->children);
     prefLen = strlen(targ->pref);
 
     for (;;) {
-       gln = Lst_Next(t->children);
+       gln = Lst_Next(tgn->children);
        if (gln == NULL) {
-           Lst_Close(t->children);
+           Lst_Close(tgn->children);
            return NULL;
        }
-       s = gln->datum;
+       sgn = gln->datum;
 
-       if (s->type & OP_OPTIONAL && Lst_IsEmpty(t->commands)) {
+       if (sgn->type & OP_OPTIONAL && Lst_IsEmpty(tgn->commands)) {
            /*
             * We haven't looked to see if .OPTIONAL files exist yet, so
             * don't use one as the implicit source.
@@ -1065,9 +1065,9 @@
            continue;
        }
 
-       cp = strrchr(s->name, '/');
+       cp = strrchr(sgn->name, '/');
        if (cp == NULL) {
-           cp = s->name;
+           cp = sgn->name;
        } else {
            cp++;
        }
@@ -1100,7 +1100,7 @@
      * source node's name so Suff_FindDeps can free it
      * again (ick)), and return the new structure.
      */
-    ret = SrcNew(bmake_strdup(s->name), targ->pref, suff, targ, s);
+    ret = SrcNew(bmake_strdup(sgn->name), targ->pref, suff, targ, sgn);
     suff->refCount++;
     targ->children++;
 #ifdef DEBUG_SRC
@@ -1108,8 +1108,8 @@
     Lst_Append(targ->childrenList, ret);
 #endif
     Lst_Append(slst, ret);
-    SUFF_DEBUG1("\tusing existing source %s\n", s->name);
-    Lst_Close(t->children);
+    SUFF_DEBUG1("\tusing existing source %s\n", sgn->name);
+    Lst_Close(tgn->children);
     return ret;
 }