[src/trunk]: src/usr.bin/make make(1): rename local variable s to suff

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

details:   https://anonhg.NetBSD.org/src/rev/de673f16f588
branches:  trunk
changeset: 957169:de673f16f588
user:      rillig <rillig%NetBSD.org@localhost>
date:      Sat Nov 21 09:51:00 2020 +0000

description:
make(1): rename local variable s to suff

The name s was ambiguous.  It could have meant suffix, src, str, and
probably more.

diffstat:

 usr.bin/make/suff.c |  60 ++++++++++++++++++++++++++--------------------------
 1 files changed, 30 insertions(+), 30 deletions(-)

diffs (150 lines):

diff -r 99ac69cbd96a -r de673f16f588 usr.bin/make/suff.c
--- a/usr.bin/make/suff.c       Sat Nov 21 09:36:26 2020 +0000
+++ b/usr.bin/make/suff.c       Sat Nov 21 09:51:00 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: suff.c,v 1.254 2020/11/21 09:19:46 rillig Exp $        */
+/*     $NetBSD: suff.c,v 1.255 2020/11/21 09:51:00 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 1.254 2020/11/21 09:19:46 rillig Exp $");
+MAKE_RCSID("$NetBSD: suff.c,v 1.255 2020/11/21 09:51:00 rillig Exp $");
 
 #define SUFF_DEBUG0(text) DEBUG0(SUFF, text)
 #define SUFF_DEBUG1(fmt, arg1) DEBUG1(SUFF, fmt, arg1)
@@ -223,24 +223,24 @@
  * Return NULL if it ain't, pointer to the start of suffix in name if it is.
  */
 static const char *
-SuffSuffGetSuffix(const Suff *s, size_t nameLen, const char *nameEnd)
+SuffSuffGetSuffix(const Suff *suff, size_t nameLen, const char *nameEnd)
 {
     const char *p1;            /* Pointer into suffix name */
     const char *p2;            /* Pointer into string being examined */
 
-    if (nameLen < s->nameLen)
+    if (nameLen < suff->nameLen)
        return NULL;            /* this string is shorter than the suffix */
 
-    p1 = s->name + s->nameLen;
+    p1 = suff->name + suff->nameLen;
     p2 = nameEnd;
 
-    while (p1 >= s->name && *p1 == *p2) {
+    while (p1 >= suff->name && *p1 == *p2) {
        p1--;
        p2--;
     }
 
     /* XXX: s->name - 1 invokes undefined behavior */
-    return p1 == s->name - 1 ? p2 + 1 : NULL;
+    return p1 == suff->name - 1 ? p2 + 1 : NULL;
 }
 
 static Boolean
@@ -669,13 +669,13 @@
  * This is ugly, but other makes treat all targets that start with a '.' as
  * suffix rules. */
 static void
-UpdateTargets(GNode **inout_main, Suff *s)
+UpdateTargets(GNode **inout_main, Suff *suff)
 {
     Boolean r = FALSE;
     GNodeListNode *ln;
     for (ln = Targ_List()->first; ln != NULL; ln = ln->next) {
        GNode *gn = ln->datum;
-       if (SuffUpdateTarget(gn, inout_main, s, &r))
+       if (SuffUpdateTarget(gn, inout_main, suff, &r))
            break;
     }
 }
@@ -696,29 +696,29 @@
 {
     GNodeListNode *ln;
 
-    Suff *s = FindSuffByName(name);
-    if (s != NULL)
+    Suff *suff = FindSuffByName(name);
+    if (suff != NULL)
        return;
 
-    s = SuffNew(name);
-    Lst_Append(sufflist, s);
+    suff = SuffNew(name);
+    Lst_Append(sufflist, suff);
 
-    UpdateTargets(inout_main, s);
+    UpdateTargets(inout_main, suff);
 
     /*
      * Look for any existing transformations from or to this suffix.
      * XXX: Only do this after a Suff_ClearSuffixes?
      */
     for (ln = transforms->first; ln != NULL; ln = ln->next)
-       SuffRebuildGraph(ln->datum, s);
+       SuffRebuildGraph(ln->datum, suff);
 }
 
 /* Return the search path for the given suffix, or NULL. */
 SearchPath *
 Suff_GetPath(const char *sname)
 {
-    Suff *s = FindSuffByName(sname);
-    return s != NULL ? s->searchPath : NULL;
+    Suff *suff = FindSuffByName(sname);
+    return suff != NULL ? suff->searchPath : NULL;
 }
 
 /*
@@ -746,20 +746,20 @@
     inLibs = Lst_New();
 
     for (ln = sufflist->first; ln != NULL; ln = ln->next) {
-       Suff *s = ln->datum;
-       if (!Lst_IsEmpty(s->searchPath)) {
+       Suff *suff = ln->datum;
+       if (!Lst_IsEmpty(suff->searchPath)) {
 #ifdef INCLUDES
-           if (s->flags & SUFF_INCLUDE)
-               Dir_Concat(inIncludes, s->searchPath);
+           if (suff->flags & SUFF_INCLUDE)
+               Dir_Concat(inIncludes, suff->searchPath);
 #endif
 #ifdef LIBRARIES
-           if (s->flags & SUFF_LIBRARY)
-               Dir_Concat(inLibs, s->searchPath);
+           if (suff->flags & SUFF_LIBRARY)
+               Dir_Concat(inLibs, suff->searchPath);
 #endif
-           Dir_Concat(s->searchPath, dirSearchPath);
+           Dir_Concat(suff->searchPath, dirSearchPath);
        } else {
-           Lst_Destroy(s->searchPath, Dir_Destroy);
-           s->searchPath = Dir_CopyDirSearchPath();
+           Lst_Destroy(suff->searchPath, Dir_Destroy);
+           suff->searchPath = Dir_CopyDirSearchPath();
        }
     }
 
@@ -1887,13 +1887,13 @@
         * set the TARGET variable to the node's name in order to give it a
         * value).
         */
-       Suff *s = FindSuffByName(LIBSUFF);
+       Suff *suff = FindSuffByName(LIBSUFF);
        if (gn->suffix)
            gn->suffix->refCount--;
-       if (s != NULL) {
-           gn->suffix = s;
+       if (suff != NULL) {
+           gn->suffix = suff;
            gn->suffix->refCount++;
-           Arch_FindLib(gn, s->searchPath);
+           Arch_FindLib(gn, suff->searchPath);
        } else {
            gn->suffix = NULL;
            Var_Set(TARGET, gn->name, gn);