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[src/trunk]: src/usr.bin/make make(1): replace redundant NULL tests with asse...
details: https://anonhg.NetBSD.org/src/rev/2cb5d81f52a6
branches: trunk
changeset: 974822:2cb5d81f52a6
user: rillig <rillig%NetBSD.org@localhost>
date: Wed Aug 12 18:53:59 2020 +0000
description:
make(1): replace redundant NULL tests with assertions
diffstat:
usr.bin/make/var.c | 17 ++++++++++-------
1 files changed, 10 insertions(+), 7 deletions(-)
diffs (63 lines):
diff -r 443467c0048a -r 2cb5d81f52a6 usr.bin/make/var.c
--- a/usr.bin/make/var.c Wed Aug 12 18:48:36 2020 +0000
+++ b/usr.bin/make/var.c Wed Aug 12 18:53:59 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: var.c,v 1.446 2020/08/10 20:07:14 rillig Exp $ */
+/* $NetBSD: var.c,v 1.447 2020/08/12 18:53:59 rillig Exp $ */
/*
* Copyright (c) 1988, 1989, 1990, 1993
@@ -69,14 +69,14 @@
*/
#ifndef MAKE_NATIVE
-static char rcsid[] = "$NetBSD: var.c,v 1.446 2020/08/10 20:07:14 rillig Exp $";
+static char rcsid[] = "$NetBSD: var.c,v 1.447 2020/08/12 18:53:59 rillig Exp $";
#else
#include <sys/cdefs.h>
#ifndef lint
#if 0
static char sccsid[] = "@(#)var.c 8.3 (Berkeley) 3/19/94";
#else
-__RCSID("$NetBSD: var.c,v 1.446 2020/08/10 20:07:14 rillig Exp $");
+__RCSID("$NetBSD: var.c,v 1.447 2020/08/12 18:53:59 rillig Exp $");
#endif
#endif /* not lint */
#endif
@@ -3026,17 +3026,19 @@
* we are not interested.
*/
int c;
- if (rval != NULL && *rval &&
+ assert(rval != NULL);
+ if (rval[0] != '\0' &&
(c = p[rlen]) != '\0' && c != ':' && c != st.endc) {
free(freeIt);
goto apply_mods;
}
- VAR_DEBUG("Indirect modifier \"%s\" from \"%.*s\"\n", rval, rlen, p);
+ VAR_DEBUG("Indirect modifier \"%s\" from \"%.*s\"\n",
+ rval, rlen, p);
p += rlen;
- if (rval != NULL && *rval) {
+ if (rval[0] != '\0') {
const char *rval_pp = rval;
st.val = ApplyModifiers(&rval_pp, st.val, '\0', '\0', v,
ctxt, eflags, freePtr);
@@ -3549,11 +3551,12 @@
if (strchr(nstr, '$') != NULL && (eflags & VARE_WANTRES) != 0) {
nstr = Var_Subst(nstr, ctxt, eflags);
*freePtr = nstr;
+ assert(nstr != NULL);
}
v->flags &= ~VAR_IN_USE;
- if (nstr != NULL && (haveModifier || extramodifiers != NULL)) {
+ if (haveModifier || extramodifiers != NULL) {
void *extraFree;
extraFree = NULL;
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