[src/trunk]: src/usr.bin/make make(1): avoid forward declaration for RebuildT...

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

details:   https://anonhg.NetBSD.org/src/rev/4ac04e957916
branches:  trunk
changeset: 955590:4ac04e957916
user:      rillig <rillig%NetBSD.org@localhost>
date:      Sun Oct 04 17:50:41 2020 +0000

description:
make(1): avoid forward declaration for RebuildTable

diffstat:

 usr.bin/make/hash.c |  88 ++++++++++++++++++++++++----------------------------
 1 files changed, 40 insertions(+), 48 deletions(-)

diffs (124 lines):

diff -r e752d2251fcb -r 4ac04e957916 usr.bin/make/hash.c
--- a/usr.bin/make/hash.c       Sun Oct 04 17:21:28 2020 +0000
+++ b/usr.bin/make/hash.c       Sun Oct 04 17:50:41 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: hash.c,v 1.39 2020/10/04 17:21:28 rillig Exp $ */
+/*     $NetBSD: hash.c,v 1.40 2020/10/04 17:50:41 rillig Exp $ */
 
 /*
  * Copyright (c) 1988, 1989, 1990 The Regents of the University of California.
@@ -79,20 +79,12 @@
 #include "make.h"
 
 /*     "@(#)hash.c     8.1 (Berkeley) 6/6/93"  */
-MAKE_RCSID("$NetBSD: hash.c,v 1.39 2020/10/04 17:21:28 rillig Exp $");
+MAKE_RCSID("$NetBSD: hash.c,v 1.40 2020/10/04 17:50:41 rillig Exp $");
 
 /*
- * Forward references to local procedures that are used before they're
- * defined:
+ * The ratio of # entries to # buckets at which we rebuild the table to
+ * make it larger.
  */
-
-static void RebuildTable(Hash_Table *);
-
-/*
- * The following defines the ratio of # entries to # buckets
- * at which we rebuild the table to make it larger.
- */
-
 #define rebuildLimit 3
 
 /* This hash function matches Gosling's emacs. */
@@ -182,8 +174,40 @@
 void *
 Hash_FindValue(Hash_Table *t, const char *key)
 {
-    Hash_Entry *he = Hash_FindEntry(t, key);
-    return he != NULL ? he->value : NULL;
+       Hash_Entry *he = Hash_FindEntry(t, key);
+       return he != NULL ? he->value : NULL;
+}
+
+/* Makes a new hash table that is larger than the old one. The entire hash
+ * table is moved, so any bucket numbers from the old table become invalid. */
+static void
+RebuildTable(Hash_Table *t)
+{
+       Hash_Entry *e, *next = NULL, **hp, **xp;
+       int i, mask;
+       Hash_Entry **oldhp;
+       int oldsize;
+
+       oldhp = t->buckets;
+       oldsize = i = t->bucketsSize;
+       i <<= 1;
+       t->bucketsSize = i;
+       t->bucketsMask = mask = i - 1;
+       t->buckets = hp = bmake_malloc(sizeof(*hp) * i);
+       while (--i >= 0)
+               *hp++ = NULL;
+       for (hp = oldhp, i = oldsize; --i >= 0;) {
+               for (e = *hp++; e != NULL; e = next) {
+                       next = e->next;
+                       xp = &t->buckets[e->namehash & mask];
+                       e->next = *xp;
+                       *xp = e;
+               }
+       }
+       free(oldhp);
+       DEBUG5(HASH, "%s: %p size=%d entries=%d maxchain=%d\n",
+              __func__, t, t->bucketsSize, t->numEntries, t->maxchain);
+       t->maxchain = 0;
 }
 
 /* Searches the hash table for an entry corresponding to the key.
@@ -318,38 +342,6 @@
        return e;
 }
 
-/* Makes a new hash table that is larger than the old one. The entire hash
- * table is moved, so any bucket numbers from the old table become invalid. */
-static void
-RebuildTable(Hash_Table *t)
-{
-       Hash_Entry *e, *next = NULL, **hp, **xp;
-       int i, mask;
-       Hash_Entry **oldhp;
-       int oldsize;
-
-       oldhp = t->buckets;
-       oldsize = i = t->bucketsSize;
-       i <<= 1;
-       t->bucketsSize = i;
-       t->bucketsMask = mask = i - 1;
-       t->buckets = hp = bmake_malloc(sizeof(*hp) * i);
-       while (--i >= 0)
-               *hp++ = NULL;
-       for (hp = oldhp, i = oldsize; --i >= 0;) {
-               for (e = *hp++; e != NULL; e = next) {
-                       next = e->next;
-                       xp = &t->buckets[e->namehash & mask];
-                       e->next = *xp;
-                       *xp = e;
-               }
-       }
-       free(oldhp);
-       DEBUG5(HASH, "%s: %p size=%d entries=%d maxchain=%d\n",
-              __func__, t, t->bucketsSize, t->numEntries, t->maxchain);
-       t->maxchain = 0;
-}
-
 void
 Hash_ForEach(Hash_Table *t, void (*action)(void *, void *), void *data)
 {
@@ -365,6 +357,6 @@
 void
 Hash_DebugStats(Hash_Table *t, const char *name)
 {
-    DEBUG4(HASH, "Hash_Table %s: size=%d numEntries=%d maxchain=%d\n",
-          name, t->bucketsSize, t->numEntries, t->maxchain);
+       DEBUG4(HASH, "Hash_Table %s: size=%d numEntries=%d maxchain=%d\n",
+              name, t->bucketsSize, t->numEntries, t->maxchain);
 }