fix running the ERR and EXIT traps in case of set -e and/or eval (includes Debian #696823)
This commit is contained in:
tg
parent
0700d45ce6
commit
744f77c668
96
check.t
96
check.t
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@ -1,10 +1,10 @@
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# $MirOS: src/bin/mksh/check.t,v 1.583 2013/01/01 03:32:41 tg Exp $
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# $MirOS: src/bin/mksh/check.t,v 1.584 2013/01/01 20:45:00 tg Exp $
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# $OpenBSD: bksl-nl.t,v 1.2 2001/01/28 23:04:56 niklas Exp $
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# $OpenBSD: history.t,v 1.5 2001/01/28 23:04:56 niklas Exp $
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# $OpenBSD: read.t,v 1.3 2003/03/10 03:48:16 david Exp $
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#-
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# Copyright © 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010,
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# 2011, 2012
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# 2011, 2012, 2013
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# Thorsten Glaser <tg@mirbsd.org>
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#
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# Provided that these terms and disclaimer and all copyright notices
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@ -29,7 +29,7 @@
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# http://www.freebsd.org/cgi/cvsweb.cgi/src/tools/regression/bin/test/regress.sh?rev=HEAD
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expected-stdout:
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@(#)MIRBSD KSH R41 2012/12/31
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@(#)MIRBSD KSH R41 2013/01/01
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description:
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Check version of shell.
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stdin:
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@ -38,7 +38,7 @@ name: KSH_VERSION
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category: shell:legacy-no
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---
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expected-stdout:
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@(#)LEGACY KSH R41 2012/12/31
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@(#)LEGACY KSH R41 2013/01/01
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description:
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Check version of legacy shell.
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stdin:
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@ -5821,6 +5821,94 @@ expected-stdout:
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hi
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expected-exit: 9
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---
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name: exit-trap-2
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description:
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Check that ERR and EXIT traps are run just like ksh93 does.
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GNU bash does not run ERtrap in eval-undef.
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file-setup: file 644 "x"
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v=; unset v
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trap 'echo EXtrap' EXIT
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trap 'echo ERtrap' ERR
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set -e
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echo "and run $1"
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eval $1
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echo and out
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file-setup: file 644 "xt"
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v=; unset v
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trap 'echo EXtrap' EXIT
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trap 'echo ERtrap' ERR
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set -e
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echo 'and run true'
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true
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echo and out
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file-setup: file 644 "xf"
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v=; unset v
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trap 'echo EXtrap' EXIT
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trap 'echo ERtrap' ERR
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set -e
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echo 'and run false'
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false
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echo and out
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file-setup: file 644 "xu"
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v=; unset v
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trap 'echo EXtrap' EXIT
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trap 'echo ERtrap' ERR
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set -e
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echo 'and run ${v?}'
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${v?}
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echo and out
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stdin:
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runtest() {
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rm -f rc
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(
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"$__progname" "$@"
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echo $? >rc
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) 2>&1 | sed \
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-e 's/parameter not set/parameter null or not set/' \
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-e 's/[[]6]//' -e 's/: eval: line 1//' -e 's/: line 6//' \
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-e "s^${__progname%.exe}\.*e*x*e*: <stdin>\[[0-9]*]PROG"
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}
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echo :
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runtest x true
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echo = eval-true $(<rc) .
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runtest x false
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echo = eval-false $(<rc) .
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runtest x '${v?}'
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echo = eval-undef $(<rc) .
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runtest xt
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echo = noeval-true $(<rc) .
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runtest xf
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echo = noeval-false $(<rc) .
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runtest xu
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echo = noeval-undef $(<rc) .
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expected-stdout:
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:
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and run true
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and out
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EXtrap
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= eval-true 0 .
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and run false
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ERtrap
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EXtrap
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= eval-false 1 .
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and run ${v?}
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x: v: parameter null or not set
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ERtrap
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EXtrap
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= eval-undef 1 .
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and run true
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and out
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EXtrap
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= noeval-true 0 .
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and run false
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ERtrap
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EXtrap
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= noeval-false 1 .
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and run ${v?}
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xu: v: parameter null or not set
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EXtrap
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= noeval-undef 1 .
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---
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name: test-stlt-1
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description:
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Check that test also can handle string1 < string2 etc.
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15
exec.c
15
exec.c
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@ -2,7 +2,7 @@
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/*-
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* Copyright (c) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010,
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* 2011, 2012
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* 2011, 2012, 2013
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* Thorsten Glaser <tg@mirbsd.org>
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*
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* Provided that these terms and disclaimer and all copyright notices
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@ -23,7 +23,7 @@
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#include "sh.h"
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__RCSID("$MirOS: src/bin/mksh/exec.c,v 1.110 2012/12/22 00:03:41 tg Exp $");
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__RCSID("$MirOS: src/bin/mksh/exec.c,v 1.111 2013/01/01 20:45:02 tg Exp $");
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#ifndef MKSH_DEFAULT_EXECSHELL
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#define MKSH_DEFAULT_EXECSHELL "/bin/sh"
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@ -479,9 +479,14 @@ execute(struct op * volatile t,
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unwind(LEXIT);
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if (rv != 0 && !(flags & XERROK) &&
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(xerrok == NULL || !*xerrok)) {
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trapsig(ksh_SIGERR);
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if (Flag(FERREXIT))
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unwind(LERROR);
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if (Flag(FERREXIT) & 0x80) {
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/* inside eval */
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Flag(FERREXIT) = 0;
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} else {
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trapsig(ksh_SIGERR);
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if (Flag(FERREXIT))
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unwind(LERROR);
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}
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}
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return (rv);
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}
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6
funcs.c
6
funcs.c
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@ -5,7 +5,7 @@
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/*-
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* Copyright (c) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009,
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* 2010, 2011, 2012
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* 2010, 2011, 2012, 2013
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* Thorsten Glaser <tg@mirbsd.org>
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*
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* Provided that these terms and disclaimer and all copyright notices
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@ -38,7 +38,7 @@
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#endif
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#endif
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__RCSID("$MirOS: src/bin/mksh/funcs.c,v 1.236 2012/12/28 02:28:34 tg Exp $");
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__RCSID("$MirOS: src/bin/mksh/funcs.c,v 1.237 2013/01/01 20:45:02 tg Exp $");
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#if HAVE_KILLPG
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/*
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@ -2216,7 +2216,7 @@ c_eval(const char **wp)
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exstat |= 0x4000;
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savef = Flag(FERREXIT);
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Flag(FERREXIT) = 0;
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Flag(FERREXIT) |= 0x80;
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rv = shell(s, false);
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Flag(FERREXIT) = savef;
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source = saves;
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27
main.c
27
main.c
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@ -5,7 +5,7 @@
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/*-
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* Copyright (c) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010,
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* 2011, 2012
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* 2011, 2012, 2013
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* Thorsten Glaser <tg@mirbsd.org>
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*
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* Provided that these terms and disclaimer and all copyright notices
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@ -34,7 +34,7 @@
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#include <locale.h>
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#endif
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__RCSID("$MirOS: src/bin/mksh/main.c,v 1.249 2012/12/17 23:18:07 tg Exp $");
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__RCSID("$MirOS: src/bin/mksh/main.c,v 1.250 2013/01/01 20:45:03 tg Exp $");
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extern char **environ;
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@ -873,18 +873,35 @@ void
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unwind(int i)
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{
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/* ordering for EXIT vs ERR is a bit odd (this is what AT&T ksh does) */
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if (i == LEXIT || (Flag(FERREXIT) && (i == LERROR || i == LINTR) &&
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sigtraps[ksh_SIGEXIT].trap)) {
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if (i == LEXIT || (Flag(FERREXIT) == 1 &&
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(i == LERROR || i == LINTR) && sigtraps[ksh_SIGEXIT].trap)) {
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++trap_nested;
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runtrap(&sigtraps[ksh_SIGEXIT], trap_nested == 1);
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--trap_nested;
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i = LLEAVE;
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} else if (Flag(FERREXIT) && (i == LERROR || i == LINTR)) {
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} else if (Flag(FERREXIT) == 1 && (i == LERROR || i == LINTR)) {
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++trap_nested;
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runtrap(&sigtraps[ksh_SIGERR], trap_nested == 1);
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--trap_nested;
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i = LLEAVE;
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}
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/*
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* This is a kludge. We need to restore everything that was
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* changed in the new environment, see cid 1005090337C7A669439
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* and 10050903386452ACBF1, but fail to even save things most of
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* the time. funcs.c:c_eval() changes FERREXIT temporarily to 0,
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* which needs to be restored thus (related to Debian #696823).
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* We did not save the shell flags, so we use a special or'd
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* value here... this is mostly to clean up behind *other*
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* callers of unwind(LERROR) here; exec.c has the regular case.
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*/
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if (Flag(FERREXIT) & 0x80) {
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/* GNU bash does not run this trapsig */
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trapsig(ksh_SIGERR);
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Flag(FERREXIT) &= ~0x80;
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}
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while (/* CONSTCOND */ 1) {
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switch (e->type) {
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case E_PARSE:
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6
sh.h
6
sh.h
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@ -10,7 +10,7 @@
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/*-
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* Copyright © 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010,
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* 2011, 2012
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* 2011, 2012, 2013
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* Thorsten Glaser <tg@mirbsd.org>
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*
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* Provided that these terms and disclaimer and all copyright notices
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@ -164,9 +164,9 @@
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#endif
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#ifdef EXTERN
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__RCSID("$MirOS: src/bin/mksh/sh.h,v 1.625 2013/01/01 03:32:43 tg Exp $");
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__RCSID("$MirOS: src/bin/mksh/sh.h,v 1.626 2013/01/01 20:45:04 tg Exp $");
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#endif
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#define MKSH_VERSION "R41 2012/12/31"
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#define MKSH_VERSION "R41 2013/01/01"
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/* arithmetic types: C implementation */
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#if !HAVE_CAN_INTTYPES
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