Throughout, remove extra space after function name from debugging output.

Throughout, change syscalls to report on return values using new %R format
option.
* smallprint.cc (__small_vsprintf): Add parsing for %R to report on return
values and possible errno from syscalls.
* errno.cc (errmap): Add PRIVILEGE_NOT_HELD.
* fhandler_tty.cc (fhandler_pty_master::setup): When creating a thread use
shorter name to reduce debuggging output.
* select.cc (start_thread_pipe): Ditto.
(start_thread_serial): Ditto.
(start_thread_socket): Ditto.
(start_thread_mailslot): Ditto.
* sigproc.cc (talktome): Ditto.

1 files changed, 2 insertions, 2 deletions

diff --git a/winsup/cygwin/flock.cc b/winsup/cygwin/flock.cc
index 940b8b79f..d88cb418b 100644
--- a/winsup/cygwin/flock.cc
+++ b/winsup/cygwin/flock.cc
@@ -1520,7 +1520,7 @@ flock (int fd, int operation)
   if ((res == -1) && ((get_errno () == EAGAIN) || (get_errno () == EACCES)))
     set_errno (EWOULDBLOCK);
 done:
-  syscall_printf ("%d = flock (%d, %d)", res, fd, operation);
+  syscall_printf ("%R = flock(%d, %d)", res, fd, operation);
   return res;
 }
 
@@ -1576,6 +1576,6 @@ lockf (int filedes, int function, _off64_t size)
     }
   res = cfd->lock (cmd, &fl);
 done:
-  syscall_printf ("%d = lockf (%d, %d, %D)", res, filedes, function, size);
+  syscall_printf ("%R = lockf(%d, %d, %D)", res, filedes, function, size);
   return res;
 }