[src/trunk]: src/bin/ksh ksh: Drop support for systems without implementation...

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

details:   https://anonhg.NetBSD.org/src/rev/37837b7c5721
branches:  trunk
changeset: 354792:37837b7c5721
user:      kamil <kamil%NetBSD.org@localhost>
date:      Fri Jun 30 02:13:29 2017 +0000

description:
ksh: Drop support for systems without implementation of EINTR

These systems weren't handled anyway.

diffstat:

 bin/ksh/conf-end.h |  16 ++--------------
 bin/ksh/config.h   |   5 +----
 2 files changed, 3 insertions(+), 18 deletions(-)

diffs (53 lines):

diff -r 42cc90ae915d -r 37837b7c5721 bin/ksh/conf-end.h
--- a/bin/ksh/conf-end.h        Fri Jun 30 02:06:59 2017 +0000
+++ b/bin/ksh/conf-end.h        Fri Jun 30 02:13:29 2017 +0000
@@ -1,9 +1,9 @@
-/*     $NetBSD: conf-end.h,v 1.4 2017/06/22 23:59:28 kamil Exp $       */
+/*     $NetBSD: conf-end.h,v 1.5 2017/06/30 02:13:29 kamil Exp $       */
 
 /*
  * End of configuration stuff for PD ksh.
  *
- * RCSid: $NetBSD: conf-end.h,v 1.4 2017/06/22 23:59:28 kamil Exp $
+ * RCSid: $NetBSD: conf-end.h,v 1.5 2017/06/30 02:13:29 kamil Exp $
  */
 
 #if defined(EMACS) || defined(VI)
@@ -32,18 +32,6 @@
 # undef JOBS /* if no JOB_SIGS, no job control support */
 #endif
 
-/* pdksh assumes system calls return EINTR if a signal happened (this so
- * the signal handler doesn't have to longjmp()).  I don't know if this
- * happens (or can be made to happen) with sigset() et. al. (the bsd41 signal
- * routines), so, the autoconf stuff checks what they do and defines
- * SIGNALS_DONT_INTERRUPT if signals don't interrupt read().
- * If SIGNALS_DONT_INTERRUPT isn't defined and your compiler chokes on this,
- * delete the hash in front of the error (and file a bug report).
- */
-#ifdef SIGNALS_DONT_INTERRUPT
-  # error pdksh needs interruptable system calls.
-#endif /* SIGNALS_DONT_INTERRUPT */
-
 #ifdef HAVE_GCC_FUNC_ATTR
 # define GCC_FUNC_ATTR(x)      __attribute__((x))
 # define GCC_FUNC_ATTR2(x,y)   __attribute__((x,y))
diff -r 42cc90ae915d -r 37837b7c5721 bin/ksh/config.h
--- a/bin/ksh/config.h  Fri Jun 30 02:06:59 2017 +0000
+++ b/bin/ksh/config.h  Fri Jun 30 02:13:29 2017 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: config.h,v 1.42 2017/06/30 02:06:59 kamil Exp $        */
+/*     $NetBSD: config.h,v 1.43 2017/06/30 02:13:29 kamil Exp $        */
 
 /* config.h.  Generated automatically by configure.  */
 /* config.h.in.  Generated automatically from configure.in by autoheader.  */
@@ -45,9 +45,6 @@
 /* Define to use the fake posix signal routines (sigact.[ch]) */
 /* #undef USE_FAKE_SIGACT */
 
-/* Define if signals don't interrupt read() */
-/* #undef SIGNALS_DONT_INTERRUPT */
-
 /* Define if you have bsd versions of the setpgrp() and getpgrp() routines */
 /* #undef BSD_PGRP */