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[src/trunk]: src/usr.bin/make make(1): extract ExpandMember from FindDepsArchive



details:   https://anonhg.NetBSD.org/src/rev/fc7bfa8c939f
branches:  trunk
changeset: 1016516:fc7bfa8c939f
user:      rillig <rillig%NetBSD.org@localhost>
date:      Sun Nov 22 11:50:31 2020 +0000

description:
make(1): extract ExpandMember from FindDepsArchive

diffstat:

 usr.bin/make/suff.c |  69 +++++++++++++++++++++++++++-------------------------
 1 files changed, 36 insertions(+), 33 deletions(-)

diffs (112 lines):

diff -r e7a721bd547e -r fc7bfa8c939f usr.bin/make/suff.c
--- a/usr.bin/make/suff.c       Sun Nov 22 11:46:49 2020 +0000
+++ b/usr.bin/make/suff.c       Sun Nov 22 11:50:31 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: suff.c,v 1.294 2020/11/22 11:46:49 rillig Exp $        */
+/*     $NetBSD: suff.c,v 1.295 2020/11/22 11:50:31 rillig Exp $        */
 
 /*
  * Copyright (c) 1988, 1989, 1990, 1993
@@ -114,7 +114,7 @@
 #include "dir.h"
 
 /*     "@(#)suff.c     8.4 (Berkeley) 3/21/94" */
-MAKE_RCSID("$NetBSD: suff.c,v 1.294 2020/11/22 11:46:49 rillig Exp $");
+MAKE_RCSID("$NetBSD: suff.c,v 1.295 2020/11/22 11:50:31 rillig Exp $");
 
 #define SUFF_DEBUG0(text) DEBUG0(SUFF, text)
 #define SUFF_DEBUG1(fmt, arg1) DEBUG1(SUFF, fmt, arg1)
@@ -1424,6 +1424,33 @@
     return TRUE;
 }
 
+/*
+ * Member has a known suffix, so look for a transformation rule from
+ * it to a possible suffix of the archive.
+ *
+ * Rather than searching through the entire list, we just look at
+ * suffixes to which the member's suffix may be transformed.
+ */
+static void
+ExpandMember(GNode *gn, const char *eoarch, GNode *mem, Suffix *memSuff)
+{
+    GNodeListNode *ln;
+    size_t nameLen = (size_t)(eoarch - gn->name);
+
+    /* Use first matching suffix... */
+    for (ln = memSuff->parents->first; ln != NULL; ln = ln->next)
+       if (Suffix_IsSuffix(ln->datum, nameLen, eoarch))
+           break;
+
+    if (ln != NULL) {
+       /* Got one -- apply it */
+       Suffix *suff = ln->datum;
+       if (!ApplyTransform(gn, mem, suff, memSuff)) {
+           SUFF_DEBUG2("\tNo transformation from %s -> %s\n",
+                       memSuff->name, suff->name);
+       }
+    }
+}
 
 static void FindDeps(GNode *, CandidateList *);
 
@@ -1441,8 +1468,8 @@
     char *eoarch;              /* End of archive portion */
     char *eoname;              /* End of member portion */
     GNode *mem;                        /* Node for member */
-    Suffix *ms;                        /* Suffix descriptor for member */
-    char *name;                        /* Start of member's name */
+    Suffix *memSuff;
+    const char *name;          /* Start of member's name */
 
     /*
      * The node is an archive(member) pair. so we must find a
@@ -1486,10 +1513,10 @@
     Var_Set(PREFIX, GNode_VarPrefix(mem), gn);
     Var_Set(TARGET, GNode_VarTarget(mem), gn);
 
-    ms = mem->suffix;
-    if (ms == NULL) {          /* Didn't know what it was. */
+    memSuff = mem->suffix;
+    if (memSuff == NULL) {     /* Didn't know what it was. */
        SUFF_DEBUG0("using null suffix\n");
-       ms = nullSuff;
+       memSuff = nullSuff;
     }
 
 
@@ -1510,32 +1537,8 @@
      */
     ExpandAllChildren(gn);
 
-    if (ms != NULL) {
-       /*
-        * Member has a known suffix, so look for a transformation rule from
-        * it to a possible suffix of the archive. Rather than searching
-        * through the entire list, we just look at suffixes to which the
-        * member's suffix may be transformed...
-        */
-       size_t nameLen = (size_t)(eoarch - gn->name);
-       SuffixListNode *ln;
-
-       /* Use first matching suffix... */
-       for (ln = ms->parents->first; ln != NULL; ln = ln->next)
-           if (Suffix_IsSuffix(ln->datum, nameLen, eoarch))
-               break;
-
-       if (ln != NULL) {
-           /*
-            * Got one -- apply it
-            */
-           Suffix *suff = ln->datum;
-           if (!ApplyTransform(gn, mem, suff, ms)) {
-               SUFF_DEBUG2("\tNo transformation from %s -> %s\n",
-                           ms->name, suff->name);
-           }
-       }
-    }
+    if (memSuff != NULL)
+       ExpandMember(gn, eoarch, mem, memSuff);
 
     /*
      * Replace the opening and closing parens now we've no need of the separate



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