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fuck POSIX

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tg 2017-08-07 21:16:32 +00:00
parent 1854fb9b3d
commit 36dcaf624b
3 changed files with 56 additions and 6 deletions
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48
check.t
View File

@ -1,4 +1,4 @@
# $MirOS: src/bin/mksh/check.t,v 1.794 2017/07/26 23:02:23 tg Exp $
# $MirOS: src/bin/mksh/check.t,v 1.795 2017/08/07 21:16:29 tg Exp $
# -*- mode: sh -*-
#-
# Copyright © 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010,
@ -30,7 +30,7 @@
# (2013/12/02 20:39:44) http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/regress/bin/ksh/?sortby=date
expected-stdout:
@(#)MIRBSD KSH R55 2017/07/26
@(#)MIRBSD KSH R56 2017/08/07
description:
Check base version of full shell
stdin:
@ -39,7 +39,7 @@ name: KSH_VERSION
category: !shell:legacy-yes
---
expected-stdout:
@(#)LEGACY KSH R55 2017/07/26
@(#)LEGACY KSH R56 2017/08/07
description:
Check base version of legacy shell
stdin:
@ -7046,6 +7046,48 @@ expected-stdout:
y1-
x2-3- z1-
---
name: exec-modern-korn-shell
description:
Check that exec can execute any command that makes it
through syntax and parser
stdin:
print '#!'"$__progname"'\necho tf' >lq
chmod +x lq
PATH=$PWD
exec 2>&1
foo() { print two; }
print =1
(exec print one)
print =2
(exec foo)
print =3
(exec ls)
print =4
(exec lq)
expected-stdout-pattern:
/=1\none\n=2\ntwo\n=3\n.*: ls: not found\n=4\ntf\n/
---
name: exec-ksh88
description:
Check that exec only executes after a PATH search
arguments: !-o!posix!
stdin:
print '#!'"$__progname"'\necho tf' >lq
chmod +x lq
PATH=$PWD
exec 2>&1
foo() { print two; }
print =1
(exec print one)
print =2
(exec foo)
print =3
(exec ls)
print =4
(exec lq)
expected-stdout-pattern:
/=1\n.*: print: not found\n=2\n.*: foo: not found\n=3\n.*: ls: not found\n=4\ntf\n/
---
name: xxx-what-do-you-call-this-1
stdin:
echo "${foo:-"a"}*"

5
exec.c
View File

@ -23,7 +23,7 @@
#include "sh.h"
__RCSID("$MirOS: src/bin/mksh/exec.c,v 1.198 2017/04/29 22:04:28 tg Exp $");
__RCSID("$MirOS: src/bin/mksh/exec.c,v 1.199 2017/08/07 21:16:31 tg Exp $");
#ifndef MKSH_DEFAULT_EXECSHELL
#define MKSH_DEFAULT_EXECSHELL MKSH_UNIXROOT "/bin/sh"
@ -554,6 +554,9 @@ comexec(struct op *t, struct tbl * volatile tp, const char **ap,
}
ap += builtin_opt.optind;
flags |= XEXEC;
/* POSuX demands ksh88-like behaviour here */
if (Flag(FPOSIX))
fcflags = FC_PATH;
} else if (tp->val.f == c_command) {
bool saw_p = false;

9
mksh.1
View File

@ -1,4 +1,4 @@
.\" $MirOS: src/bin/mksh/mksh.1,v 1.448 2017/08/07 20:49:42 tg Exp $
.\" $MirOS: src/bin/mksh/mksh.1,v 1.449 2017/08/07 21:16:32 tg Exp $
.\" $OpenBSD: ksh.1,v 1.160 2015/07/04 13:27:04 feinerer Exp $
.\"-
.\" Copyright © 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009,
@ -5387,6 +5387,11 @@ only lists signal names, all in one line.
.Ic getopts
does not accept options with a leading
.Ql + .
.It
.Ic exec
skips builtins, functions and other commands and uses a
.Ev PATH
search to determine the utility to execute.
.El
.Ss SH mode
Compatibility mode; intended for use with legacy scripts that
@ -6691,7 +6696,7 @@ for the in-memory portion of the history is slow, should use
.Xr memmove 3 .
.Pp
This document attempts to describe
.Nm mksh\ R55
.Nm mksh\ R56
and up,
.\" with vendor patches from insert-your-name-here,
compiled without any options impacting functionality, such as