[src/trunk]: src/usr.bin/make make(1): extract handling of known suffix from ...

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

details:   https://anonhg.NetBSD.org/src/rev/8e2ae51ee963
branches:  trunk
changeset: 977317:8e2ae51ee963
user:      rillig <rillig%NetBSD.org@localhost>
date:      Wed Oct 21 06:26:46 2020 +0000

description:
make(1): extract handling of known suffix from SuffFindNormalDeps

diffstat:

 usr.bin/make/suff.c |  109 ++++++++++++++++++++++++++++-----------------------
 1 files changed, 60 insertions(+), 49 deletions(-)

diffs (158 lines):

diff -r 24cd0b0ed5aa -r 8e2ae51ee963 usr.bin/make/suff.c
--- a/usr.bin/make/suff.c       Wed Oct 21 06:12:16 2020 +0000
+++ b/usr.bin/make/suff.c       Wed Oct 21 06:26:46 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: suff.c,v 1.200 2020/10/21 06:12:16 rillig Exp $        */
+/*     $NetBSD: suff.c,v 1.201 2020/10/21 06:26:46 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 1.200 2020/10/21 06:12:16 rillig Exp $");
+MAKE_RCSID("$NetBSD: suff.c,v 1.201 2020/10/21 06:26:46 rillig Exp $");
 
 #define SUFF_DEBUG0(text) DEBUG0(SUFF, text)
 #define SUFF_DEBUG1(fmt, arg1) DEBUG1(SUFF, fmt, arg1)
@@ -1588,6 +1588,57 @@
     mem->type |= OP_MEMBER | OP_JOIN | OP_MADE;
 }
 
+static void
+SuffFindNormalDepsKnown(const struct SuffSuffGetSuffixArgs *sd, GNode *gn,
+                       const char *eoname, const char *sopref,
+                       SrcList *srcs, SrcList *targs)
+{
+    SuffListNode *ln = sufflist->first;
+
+    while (ln != NULL) {
+       /*
+        * Look for next possible suffix...
+        */
+       ln = Lst_FindFrom(sufflist, ln, SuffSuffIsSuffix, sd);
+
+       if (ln != NULL) {
+           const char *eopref;
+
+           /*
+            * Allocate a Src structure to which things can be transformed
+            */
+           Src *targ = bmake_malloc(sizeof(Src));
+           targ->file = bmake_strdup(gn->name);
+           targ->suff = ln->datum;
+           targ->suff->refCount++;
+           targ->node = gn;
+           targ->parent = NULL;
+           targ->children = 0;
+#ifdef DEBUG_SRC
+           targ->cp = Lst_New();
+#endif
+
+           eopref = eoname - targ->suff->nameLen;
+           targ->pref = bmake_strsedup(sopref, eopref);
+
+           /*
+            * Add nodes from which the target can be made
+            */
+           SuffAddLevel(srcs, targ);
+
+           /*
+            * Record the target so we can nuke it
+            */
+           Lst_Append(targs, targ);
+
+           /*
+            * Search from this suffix's successor...
+            */
+           ln = ln->next;
+       }
+    }
+}
+
 /* Locate implicit dependencies for regular targets.
  *
  * Input:
@@ -1601,7 +1652,6 @@
 {
     char *eoname;              /* End of name */
     char *sopref;              /* Start of prefix */
-    SuffListNode *ln, *nln;
     SrcList *srcs;             /* List of sources at which to look */
     SrcList *targs;            /* List of targets to which things can be
                                 * transformed. They all have the same file,
@@ -1621,7 +1671,6 @@
     /*
      * Begin at the beginning...
      */
-    ln = sufflist->first;
     srcs = Lst_New();
     targs = Lst_New();
 
@@ -1648,48 +1697,7 @@
 
     if (!(gn->type & OP_PHONY)) {
 
-       while (ln != NULL) {
-           /*
-            * Look for next possible suffix...
-            */
-           ln = Lst_FindFrom(sufflist, ln, SuffSuffIsSuffix, &sd);
-
-           if (ln != NULL) {
-               const char *eopref;
-
-               /*
-                * Allocate a Src structure to which things can be transformed
-                */
-               targ = bmake_malloc(sizeof(Src));
-               targ->file = bmake_strdup(gn->name);
-               targ->suff = ln->datum;
-               targ->suff->refCount++;
-               targ->node = gn;
-               targ->parent = NULL;
-               targ->children = 0;
-#ifdef DEBUG_SRC
-               targ->cp = Lst_New();
-#endif
-
-               eopref = eoname - targ->suff->nameLen;
-               targ->pref = bmake_strsedup(sopref, eopref);
-
-               /*
-                * Add nodes from which the target can be made
-                */
-               SuffAddLevel(srcs, targ);
-
-               /*
-                * Record the target so we can nuke it
-                */
-               Lst_Append(targs, targ);
-
-               /*
-                * Search from this suffix's successor...
-                */
-               ln = ln->next;
-           }
-       }
+       SuffFindNormalDepsKnown(&sd, gn, eoname, sopref, srcs, targs);
 
        /*
         * Handle target of unknown suffix...
@@ -1762,9 +1770,12 @@
      * Now we've got the important local variables set, expand any sources
      * that still contain variables or wildcards in their names.
      */
-    for (ln = gn->children->first; ln != NULL; ln = nln) {
-       nln = ln->next;
-       SuffExpandChildren(ln, gn);
+    {
+       SuffListNode *ln, *nln;
+       for (ln = gn->children->first; ln != NULL; ln = nln) {
+           nln = ln->next;
+           SuffExpandChildren(ln, gn);
+       }
     }
 
     if (targ == NULL) {