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[src/trunk]: src/usr.bin/make make(1): inline Lst_ForEachUntil in ParseLine_S...



details:   https://anonhg.NetBSD.org/src/rev/bd2bcd8c932b
branches:  trunk
changeset: 955277:bd2bcd8c932b
user:      rillig <rillig%NetBSD.org@localhost>
date:      Fri Sep 25 21:13:44 2020 +0000

description:
make(1): inline Lst_ForEachUntil in ParseLine_ShellCommand

diffstat:

 usr.bin/make/parse.c |  66 ++++++++++++++++++++++-----------------------------
 1 files changed, 28 insertions(+), 38 deletions(-)

diffs (119 lines):

diff -r 94d633e0af5f -r bd2bcd8c932b usr.bin/make/parse.c
--- a/usr.bin/make/parse.c      Fri Sep 25 20:57:22 2020 +0000
+++ b/usr.bin/make/parse.c      Fri Sep 25 21:13:44 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: parse.c,v 1.326 2020/09/25 20:57:22 rillig Exp $       */
+/*     $NetBSD: parse.c,v 1.327 2020/09/25 21:13:44 rillig Exp $       */
 
 /*
  * Copyright (c) 1988, 1989, 1990, 1993
@@ -131,7 +131,7 @@
 #include "pathnames.h"
 
 /*     "@(#)parse.c    8.3 (Berkeley) 3/19/94" */
-MAKE_RCSID("$NetBSD: parse.c,v 1.326 2020/09/25 20:57:22 rillig Exp $");
+MAKE_RCSID("$NetBSD: parse.c,v 1.327 2020/09/25 21:13:44 rillig Exp $");
 
 /* types and constants */
 
@@ -2043,30 +2043,16 @@
     return FALSE;
 }
 
-/*-
- * ParseAddCmd  --
- *     Lst_ForEachUntil function to add a command line to all targets
- *
- * Input:
- *     gnp             the node to which the command is to be added
- *     cmd             the command to add
- *
- * Results:
- *     Always 0
+/* Append the command to the target node.
  *
- * Side Effects:
- *     A new element is added to the commands list of the node,
- *     and the node can be marked as a submake node if the command is
- *     determined to be that.
- */
-static int
-ParseAddCmd(void *gnp, void *cmd)
+ * The node may be marked as a submake node if the command is determined to
+ * be that. */
+static void
+ParseAddCmd(GNode *gn, char *cmd)
 {
-    GNode *gn = (GNode *)gnp;
-
     /* Add to last (ie current) cohort for :: targets */
-    if ((gn->type & OP_DOUBLEDEP) && !Lst_IsEmpty(gn->cohorts))
-       gn = LstNode_Datum(Lst_Last(gn->cohorts));
+    if ((gn->type & OP_DOUBLEDEP) && gn->cohorts->last != NULL)
+       gn = gn->cohorts->last->datum;
 
     /* if target already supplied, ignore commands */
     if (!(gn->type & OP_HAS_COMMANDS)) {
@@ -2075,7 +2061,7 @@
            gn->type |= OP_SUBMAKE;
        ParseMark(gn);
     } else {
-#ifdef notyet
+#if 0
        /* XXX: We cannot do this until we fix the tree */
        Lst_Append(gn->commands, cmd);
        Parse_Error(PARSE_WARNING,
@@ -2091,7 +2077,6 @@
                            gn->name);
 #endif
     }
-    return 0;
 }
 
 /* Callback procedure for Parse_File when destroying the list of targets on
@@ -2887,27 +2872,32 @@
     }
 }
 
+/* Add the command to each target from the current dependency spec. */
 static void
 ParseLine_ShellCommand(char *cp)
 {
     for (; ch_isspace(*cp); cp++)
        continue;
 
-    if (*cp != '\0') {
-       if (!inLine)
-           Parse_Error(PARSE_FATAL, "Unassociated shell command \"%s\"", cp);
-       /*
-        * So long as it's not a blank line and we're actually
-        * in a dependency spec, add the command to the list of
-        * commands of all targets in the dependency spec
-        */
-       if (targets) {
-           cp = bmake_strdup(cp);
-           Lst_ForEachUntil(targets, ParseAddCmd, cp);
+    if (*cp == '\0')
+       return;                 /* skip empty commands */
+
+    if (!inLine)
+       Parse_Error(PARSE_FATAL, "Unassociated shell command \"%s\"", cp);
+    if (targets == NULL)
+       return;
+
+    {
+       char *cmd = bmake_strdup(cp);
+       GNodeListNode *ln;
+
+       for (ln = targets->first; ln != NULL; ln = ln->next) {
+           GNode *gn = ln->datum;
+           ParseAddCmd(gn, cmd);
+       }
 #ifdef CLEANUP
-           Lst_Append(targCmds, cp);
+       Lst_Append(targCmds, cmd);
 #endif
-       }
     }
 }
 



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