[src/trunk]: src/usr.bin/make make(1): extract common code from the ApplyModi...

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

details:   https://anonhg.NetBSD.org/src/rev/822ada210b17
branches:  trunk
changeset: 938967:822ada210b17
user:      rillig <rillig%NetBSD.org@localhost>
date:      Tue Sep 22 05:55:49 2020 +0000

description:
make(1): extract common code from the ApplyModifier functions

diffstat:

 usr.bin/make/var.c |  27 +++++++++++++++------------
 1 files changed, 15 insertions(+), 12 deletions(-)

diffs (83 lines):

diff -r e64a6d427e1a -r 822ada210b17 usr.bin/make/var.c
--- a/usr.bin/make/var.c        Tue Sep 22 05:12:08 2020 +0000
+++ b/usr.bin/make/var.c        Tue Sep 22 05:55:49 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: var.c,v 1.524 2020/09/22 04:05:41 rillig Exp $ */
+/*     $NetBSD: var.c,v 1.525 2020/09/22 05:55:49 rillig Exp $ */
 
 /*
  * Copyright (c) 1988, 1989, 1990, 1993
@@ -121,7 +121,7 @@
 #include    "metachar.h"
 
 /*     "@(#)var.c      8.3 (Berkeley) 3/19/94" */
-MAKE_RCSID("$NetBSD: var.c,v 1.524 2020/09/22 04:05:41 rillig Exp $");
+MAKE_RCSID("$NetBSD: var.c,v 1.525 2020/09/22 05:55:49 rillig Exp $");
 
 #define VAR_DEBUG_IF(cond, fmt, ...)   \
     if (!(DEBUG(VAR) && (cond)))       \
@@ -1913,6 +1913,13 @@
                                 * word, possibly containing spaces. */
 } ApplyModifiersState;
 
+static void
+ApplyModifiersState_Keep(ApplyModifiersState *st)
+{
+    if (st->v->flags & VAR_JUNK)
+        st->v->flags |= VAR_KEEP;
+}
+
 typedef enum {
     AMR_OK,                    /* Continue parsing */
     AMR_UNKNOWN,               /* Not a match, try other modifiers as well */
@@ -2031,8 +2038,8 @@
     }
     *pp = p;
 
-    if (st->v->flags & VAR_JUNK)
-       st->v->flags |= VAR_KEEP;
+    ApplyModifiersState_Keep(st);
+
     if (eflags & VARE_WANTRES) {
        st->newVal = Buf_Destroy(&buf, FALSE);
     } else {
@@ -2105,8 +2112,7 @@
     GNode *gn;
     char *path;
 
-    if (st->v->flags & VAR_JUNK)
-       st->v->flags |= VAR_KEEP;
+    ApplyModifiersState_Keep(st);
 
     gn = Targ_FindNode(st->v->name, TARG_NOCREATE);
     if (gn == NULL || gn->type & OP_NOPATH) {
@@ -2152,8 +2158,7 @@
     if (errfmt != NULL)
        Error(errfmt, st->val); /* XXX: why still return AMR_OK? */
 
-    if (st->v->flags & VAR_JUNK)
-       st->v->flags |= VAR_KEEP;
+    ApplyModifiersState_Keep(st);
     return AMR_OK;
 }
 
@@ -2749,8 +2754,7 @@
        st->newVal = else_expr;
        free(then_expr);
     }
-    if (st->v->flags & VAR_JUNK)
-       st->v->flags |= VAR_KEEP;
+    ApplyModifiersState_Keep(st);
     return AMR_OK;
 }
 
@@ -3085,8 +3089,7 @@
            res = ApplyModifier_Defined(&p, &st);
            break;
        case 'L':
-           if (st.v->flags & VAR_JUNK)
-               st.v->flags |= VAR_KEEP;
+           ApplyModifiersState_Keep(&st);
            st.newVal = bmake_strdup(st.v->name);
            p++;
            res = AMR_OK;