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[src/trunk]: src/usr.bin/make make(1): inline struct LstSrc into SuffAddSrc



details:   https://anonhg.NetBSD.org/src/rev/c770a1a83d91
branches:  trunk
changeset: 955992:c770a1a83d91
user:      rillig <rillig%NetBSD.org@localhost>
date:      Sun Oct 18 15:53:47 2020 +0000

description:
make(1): inline struct LstSrc into SuffAddSrc

The variable names are still confusing.  There was no useful
documentation on the struct, and the code in SuffAddSrc is highly
redundant.  Maybe the next few refactorings will shed light on this part
of the code.

diffstat:

 usr.bin/make/suff.c |  50 +++++++++++++++++++-------------------------------
 1 files changed, 19 insertions(+), 31 deletions(-)

diffs (114 lines):

diff -r 95f795458c82 -r c770a1a83d91 usr.bin/make/suff.c
--- a/usr.bin/make/suff.c       Sun Oct 18 15:40:54 2020 +0000
+++ b/usr.bin/make/suff.c       Sun Oct 18 15:53:47 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: suff.c,v 1.183 2020/10/18 15:40:54 rillig Exp $        */
+/*     $NetBSD: suff.c,v 1.184 2020/10/18 15:53:47 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 1.183 2020/10/18 15:40:54 rillig Exp $");
+MAKE_RCSID("$NetBSD: suff.c,v 1.184 2020/10/18 15:53:47 rillig Exp $");
 
 #define SUFF_DEBUG0(text) DEBUG0(SUFF, text)
 #define SUFF_DEBUG1(fmt, arg1) DEBUG1(SUFF, fmt, arg1)
@@ -195,15 +195,6 @@
 #endif
 } Src;
 
-/*
- * A structure for passing more than one argument to the Lst-library-invoked
- * function...
- */
-typedef struct LstSrc {
-    SrcList *l;
-    Src *s;
-} LstSrc;
-
 /* XXX: Name doesn't match content */
 typedef struct GNodeSuff {
     GNode        **gnp;
@@ -898,18 +889,16 @@
  * the prefix is used unaltered as the file name in the Src structure.
  *
  * Input:
- *     sp              suffix for which to create a Src structure
- *     lsp             list and parent for the new Src
+ *     suff            suffix for which to create a Src structure
+ *     srcList         list for the new Src
+ *     targ            parent for the new Src
  */
 static void
-SuffAddSrc(Suff *s, LstSrc *ls)
+SuffAddSrc(Suff *suff, SrcList *srcList, Src *targ)
 {
     Src *s2;                   /* new Src structure */
-    Src *targ;                 /* Target structure */
 
-    targ = ls->s;
-
-    if ((s->flags & SUFF_NULL) && s->name[0] != '\0') {
+    if ((suff->flags & SUFF_NULL) && suff->name[0] != '\0') {
        /*
         * If the suffix has been marked as the NULL suffix, also create a Src
         * structure for a file with no suffix attached. Two birds, and all
@@ -920,34 +909,34 @@
        s2->pref = targ->pref;
        s2->parent = targ;
        s2->node = NULL;
-       s2->suff = s;
-       s->refCount++;
+       s2->suff = suff;
+       suff->refCount++;
        s2->children =  0;
        targ->children++;
-       Lst_Append(ls->l, s2);
+       Lst_Append(srcList, s2);
 #ifdef DEBUG_SRC
        s2->cp = Lst_New();
        Lst_Append(targ->cp, s2);
-       debug_printf("1 add %p %p to %p:", targ, s2, ls->l);
-       Lst_ForEach(ls->l, PrintAddr, NULL);
+       debug_printf("1 add %p %p to %p:", targ, s2, srcList);
+       Lst_ForEach(srcList, PrintAddr, NULL);
        debug_printf("\n");
 #endif
     }
     s2 = bmake_malloc(sizeof(Src));
-    s2->file = str_concat2(targ->pref, s->name);
+    s2->file = str_concat2(targ->pref, suff->name);
     s2->pref = targ->pref;
     s2->parent = targ;
     s2->node = NULL;
-    s2->suff = s;
-    s->refCount++;
+    s2->suff = suff;
+    suff->refCount++;
     s2->children =  0;
     targ->children++;
-    Lst_Append(ls->l, s2);
+    Lst_Append(srcList, s2);
 #ifdef DEBUG_SRC
     s2->cp = Lst_New();
     Lst_Append(targ->cp, s2);
-    debug_printf("2 add %p %p to %p:", targ, s2, ls->l);
-    Lst_ForEach(ls->l, PrintAddr, NULL);
+    debug_printf("2 add %p %p to %p:", targ, s2, srcList);
+    Lst_ForEach(srcList, PrintAddr, NULL);
     debug_printf("\n");
 #endif
 }
@@ -964,8 +953,7 @@
     SrcListNode *ln;
     for (ln = targ->suff->children->first; ln != NULL; ln = ln->next) {
        Suff *childSuff = ln->datum;
-       LstSrc ls = { l, targ };
-       SuffAddSrc(childSuff, &ls);
+       SuffAddSrc(childSuff, l, targ);
     }
 }
 



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