* cygheap.h (init_cygheap::manage_console_count): Declare new function.

(init_cygheap::console_count): Renamed from open_fhs.  Make private.
* cygheap.cc (init_cygheap::manage_console_count): Define new function.
* dtable.cc (dtable::fixup_after_exec): Always call fixup_after_exec on
elements of fd even when they are about to be closed.
* fhandler.h (report_tty_counts): Remove open_fhs from debugging output.
* fhandler_console.cc (fhandler_console::open): Use manage_console_count rather
than manipulating count directly.
(fhandler_console::close): Ditto.
(fhandler_console::fixup_after_fork): Ditto.
(fhandler_console::fixup_after_exec): Ditto.  Don't close handles if
close_on_exec.
* fhandler_tty.cc (fhandler_tty_slave::open): Use manage_console_count() rather
than manipulating count directly.  Reflect change in arguments to
report_tty_counts().
(fhandler_tty_slave::close): Ditto for both.
(fhandler_tty_slave::dup): Ditto for both.
(fhandler_tty_slave::ioctl): Use myctty() rather than raw ctty #.
(fhandler_tty_slave::fixup_after_fork): Reflect change in arguments to
report_tty_counts().
(fhandler_tty_master::init_console): Use manage_console_count() rather than
manipulating count directly.
* fhandler_clipboard.cc (fhandler_dev_clipboard::fixup_after_exec): Don't
perform any operations if close_on_exec.
* fhandler_dsp.cc (fhandler_dev_dsp::fixup_after_exec): Ditto.
* fhandler_raw.cc (fhandler_dev_raw::fixup_after_exec): Ditto.
* fhandler_serial.cc (fhandler_serial::fixup_after_exec): Ditto.
* pinfo.h (_pinfo::_ctty): Declare new function.
(myctty): Declare new macro.
(__ctty): Declare new macro.
* pinfo.cc (_pinfo::_ctty): Define new function.
(_pinfo::set_ctty): Use manage_console_count() rather than manipulating count
directly.
* signal.cc (kill_pgrp): Use myctty() and __ctty() macros rather than raw ctty
#.
* syscalls.cc (setsid): Ditto.  Use manage_console_count() rather than
manipulating count directly.

1 files changed, 8 insertions, 5 deletions

diff --git a/winsup/cygwin/fhandler_raw.cc b/winsup/cygwin/fhandler_raw.cc
index c5a8ab074..479515fe5 100644
--- a/winsup/cygwin/fhandler_raw.cc
+++ b/winsup/cygwin/fhandler_raw.cc
@@ -124,11 +124,14 @@ fhandler_dev_raw::fixup_after_fork (HANDLE)
 void
 fhandler_dev_raw::fixup_after_exec ()
 {
-  if (devbufsiz > 1L)
-    devbuf = new char [devbufsiz];
-  devbufstart = 0;
-  devbufend = 0;
-  lastblk_to_read (false);
+  if (!close_on_exec ())
+    {
+      if (devbufsiz > 1L)
+	devbuf = new char [devbufsiz];
+      devbufstart = 0;
+      devbufend = 0;
+      lastblk_to_read (false);
+    }
 }
 
 int