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| author | Ken Brown <kbrown@cornell.edu> | 2019-04-20 11:46:09 -0400 |
|---|---|---|
| committer | Ken Brown <kbrown@cornell.edu> | 2019-04-22 07:55:58 -0400 |
| commit | 9957a7895be652b502f53811e581d923f93c135f (patch) | |
| tree | a4f84943162766167936cb44235061370da642b3 | |
| parent | 4443100b53f4ede899da9ebcdea87d3dea93eb4a (diff) | |
| download | cygnal-9957a7895be652b502f53811e581d923f93c135f.tar.gz cygnal-9957a7895be652b502f53811e581d923f93c135f.tar.bz2 cygnal-9957a7895be652b502f53811e581d923f93c135f.zip | |
Cygwin: FIFO: restart listen_client thread after fork/exec
This allows writers to connect immediately. Previously the lct wasn't
restarted until the reader attempted to read.
| -rw-r--r-- | winsup/cygwin/fhandler_fifo.cc | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/winsup/cygwin/fhandler_fifo.cc b/winsup/cygwin/fhandler_fifo.cc index 9b94a6da9..ac2196c92 100644 --- a/winsup/cygwin/fhandler_fifo.cc +++ b/winsup/cygwin/fhandler_fifo.cc @@ -755,7 +755,7 @@ fhandler_fifo::raw_read (void *in_ptr, size_t& len) { size_t orig_len = len; - /* Start the listen_client thread if necessary (e.g., after fork or exec). */ + /* Start the listen_client thread if necessary (shouldn't be). */ if (!listen_client_thr && !listen_client ()) goto errout; @@ -960,18 +960,16 @@ fhandler_fifo::fixup_after_fork (HANDLE parent) fc_handler[i].fh->fhandler_base::fixup_after_fork (parent); fork_fixup (parent, fc_handler[i].connect_evt, "connect_evt"); } - listen_client_thr = NULL; - lct_termination_evt = NULL; - fifo_client_unlock (); + if (reader && !listen_client ()) + debug_printf ("failed to start lct, %E"); } void fhandler_fifo::fixup_after_exec () { fhandler_base::fixup_after_exec (); - listen_client_thr = NULL; - lct_termination_evt = NULL; - fifo_client_unlock (); + if (reader && !listen_client ()) + debug_printf ("failed to start lct, %E"); } void |