[src/trunk]: src/bin/ksh ksh: Drop support for ISC UNIX

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

details:   https://anonhg.NetBSD.org/src/rev/ef08b01d4a89
branches:  trunk
changeset: 354622:ef08b01d4a89
user:      kamil <kamil%NetBSD.org@localhost>
date:      Thu Jun 22 23:47:29 2017 +0000

description:
ksh: Drop support for ISC UNIX

diffstat:

 bin/ksh/config.h |   5 +----
 bin/ksh/exec.c   |   8 ++++----
 bin/ksh/sh.h     |  17 ++---------------
 3 files changed, 7 insertions(+), 23 deletions(-)

diffs (91 lines):

diff -r 07021453de31 -r ef08b01d4a89 bin/ksh/config.h
--- a/bin/ksh/config.h  Thu Jun 22 23:42:35 2017 +0000
+++ b/bin/ksh/config.h  Thu Jun 22 23:47:29 2017 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: config.h,v 1.29 2017/06/22 23:38:49 kamil Exp $        */
+/*     $NetBSD: config.h,v 1.30 2017/06/22 23:47:29 kamil Exp $        */
 
 /* config.h.  Generated automatically by configure.  */
 /* config.h.in.  Generated automatically from configure.in by autoheader.  */
@@ -144,9 +144,6 @@
 /* Define if the pgrp of setpgrp() can't be the pid of a zombie process */
 /* #undef NEED_PGRP_SYNC */
 
-/* Define if you arg running ISC unix */
-/* #undef OS_ISC */
-
 /* Define if you have a POSIX.1 compatible <sys/wait.h> */
 #define POSIX_SYS_WAIT 1
 
diff -r 07021453de31 -r ef08b01d4a89 bin/ksh/exec.c
--- a/bin/ksh/exec.c    Thu Jun 22 23:42:35 2017 +0000
+++ b/bin/ksh/exec.c    Thu Jun 22 23:47:29 2017 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: exec.c,v 1.18 2017/06/22 14:20:46 kamil Exp $  */
+/*     $NetBSD: exec.c,v 1.19 2017/06/22 23:47:29 kamil Exp $  */
 
 /*
  * execute command tree
@@ -6,7 +6,7 @@
 #include <sys/cdefs.h>
 
 #ifndef lint
-__RCSID("$NetBSD: exec.c,v 1.18 2017/06/22 14:20:46 kamil Exp $");
+__RCSID("$NetBSD: exec.c,v 1.19 2017/06/22 23:47:29 kamil Exp $");
 #endif
 
 
@@ -420,7 +420,7 @@
 #endif
                restoresigs();
                cleanup_proc_env();
-               ksh_execve(t->str, t->args, ap, flags);
+               execve(t->str, t->args, ap);
                if (errno == ENOEXEC)
                        scriptexec(t, ap);
                else
@@ -813,7 +813,7 @@
 #endif /* SHARPBANG */
        *tp->args = shellv;
 
-       ksh_execve(tp->args[0], tp->args, ap, 0);
+       execve(tp->args[0], tp->args, ap);
 
        /* report both the program that was run and the bogus shell */
        errorf("%s: %s: %s", tp->str, shellv, strerror(errno));
diff -r 07021453de31 -r ef08b01d4a89 bin/ksh/sh.h
--- a/bin/ksh/sh.h      Thu Jun 22 23:42:35 2017 +0000
+++ b/bin/ksh/sh.h      Thu Jun 22 23:47:29 2017 +0000
@@ -1,10 +1,10 @@
-/*     $NetBSD: sh.h,v 1.24 2017/06/22 23:42:35 kamil Exp $    */
+/*     $NetBSD: sh.h,v 1.25 2017/06/22 23:47:29 kamil Exp $    */
 
 /*
  * Public Domain Bourne/Korn shell
  */
 
-/* $Id: sh.h,v 1.24 2017/06/22 23:42:35 kamil Exp $ */
+/* $Id: sh.h,v 1.25 2017/06/22 23:47:29 kamil Exp $ */
 
 #include "config.h"    /* system and option configuration info */
 
@@ -108,19 +108,6 @@
 # define killpg(p, s)  kill(-(p), (s))
 #endif /* !HAVE_KILLPG */
 
-/* Special cases for execve(2) */
-# if defined(OS_ISC) && defined(_POSIX_SOURCE)
-/* Kludge for ISC 3.2 (and other versions?) so programs will run correctly.  */
-#  define ksh_execve(p, av, ev, flags) \
-                               do { \
-                                       __setostype(0); \
-                                       execve(p, av, ev); \
-                                       __setostype(1); \
-                               } while (0)
-# else /* OS_ISC && _POSIX */
-#  define ksh_execve(p, av, ev, flags) execve(p, av, ev)
-# endif /* OS_ISC && _POSIX */
-
 /* this is a hang-over from older versions of the os2 port */
 #define ksh_dupbase(fd, base) fcntl(fd, F_DUPFD, base)