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Backtrack `exitstatus' to make the shell really ignore the status

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of `tested commands' as in this example:

	set -e
	true; false && echo "not reached"
This commit is contained in:
pk 1999-10-10 21:22:24 +00:00
parent c3703ecfdd
commit ef45922abf
1 changed files with 3 additions and 2 deletions
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5
bin/sh/eval.c
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@ -1,4 +1,4 @@
/* $NetBSD: eval.c,v 1.47 1999/07/09 03:05:49 christos Exp $ */ /* $NetBSD: eval.c,v 1.48 1999/10/10 21:22:24 pk Exp $ */
/*- /*-
* Copyright (c) 1993 * Copyright (c) 1993
@ -41,7 +41,7 @@
#if 0 #if 0
static char sccsid[] = "@(#)eval.c 8.9 (Berkeley) 6/8/95"; static char sccsid[] = "@(#)eval.c 8.9 (Berkeley) 6/8/95";
#else #else
__RCSID("$NetBSD: eval.c,v 1.47 1999/07/09 03:05:49 christos Exp $"); __RCSID("$NetBSD: eval.c,v 1.48 1999/10/10 21:22:24 pk Exp $");
#endif #endif
#endif /* not lint */ #endif /* not lint */
@ -210,6 +210,7 @@ evaltree(n, flags)
evaltree(n->nbinary.ch1, EV_TESTED); evaltree(n->nbinary.ch1, EV_TESTED);
if (evalskip || exitstatus != 0) { if (evalskip || exitstatus != 0) {
/* don't bomb out on "set -e; false && true" */ /* don't bomb out on "set -e; false && true" */
exitstatus = oexitstatus;
flags |= EV_TESTED; flags |= EV_TESTED;
goto out; goto out;
} }