diff options
Diffstat (limited to 'gdb/ser-pipe.c')
| -rw-r--r-- | gdb/ser-pipe.c | 33 |
1 files changed, 26 insertions, 7 deletions
diff --git a/gdb/ser-pipe.c b/gdb/ser-pipe.c index 07fe65b14e9..d26dc4fa497 100644 --- a/gdb/ser-pipe.c +++ b/gdb/ser-pipe.c @@ -157,23 +157,42 @@ pipe_close (struct serial *scb) { struct pipe_state *state = scb->state; + close (scb->fd); + scb->fd = -1; + if (state != NULL) { - int pid = state->pid; - close (scb->fd); - scb->fd = -1; + kill (state->pid, SIGTERM); + /* Might be useful to check that the child does die, + and while we're waiting for it to die print any remaining + stderr output. */ + if (scb->error_fd != -1) close (scb->error_fd); scb->error_fd = -1; xfree (state); scb->state = NULL; - kill (pid, SIGTERM); - /* Might be useful to check that the child does die, - and while we're waiting for it to die print any remaining - stderr output. */ } } +int +gdb_pipe (int pdes[2]) +{ +#if !HAVE_SOCKETPAIR + errno = ENOSYS; + return -1; +#else + + if (socketpair (AF_UNIX, SOCK_STREAM, 0, pdes) < 0) + return -1; + + /* If we don't do this, GDB simply exits when the remote side + dies. */ + signal (SIGPIPE, SIG_IGN); + return 0; +#endif +} + void _initialize_ser_pipe (void) { |