/* Serial interface for a pipe to a separate program
- Copyright (C) 1999-2001, 2007-2012 Free Software Foundation, Inc.
+ Copyright (C) 1999-2015 Free Software Foundation, Inc.
Contributed by Cygnus Solutions.
#include <sys/types.h>
#include <sys/socket.h>
-#include <sys/time.h>
+#include "gdb_sys_time.h"
#include <fcntl.h>
-#include "gdb_string.h"
+#include "filestuff.h"
#include <signal.h>
int err_pdes[2];
int pid;
- if (socketpair (AF_UNIX, SOCK_STREAM, 0, pdes) < 0)
+ if (gdb_socketpair_cloexec (AF_UNIX, SOCK_STREAM, 0, pdes) < 0)
return -1;
- if (socketpair (AF_UNIX, SOCK_STREAM, 0, err_pdes) < 0)
+ if (gdb_socketpair_cloexec (AF_UNIX, SOCK_STREAM, 0, err_pdes) < 0)
{
close (pdes[0]);
close (pdes[1]);
dup2 (err_pdes[1], STDERR_FILENO);
close (err_pdes[1]);
}
-#if 0
- /* close any stray FD's - FIXME - how? */
- /* POSIX.2 B.3.2.2 "popen() shall ensure that any streams
- from previous popen() calls that remain open in the
- parent process are closed in the new child process. */
- for (old = pidlist; old; old = old->next)
- close (fileno (old->fp)); /* Don't allow a flush. */
-#endif
+
+ close_most_fds ();
execl ("/bin/sh", "sh", "-c", name, (char *) 0);
_exit (127);
}
if (err_pdes[1] != -1)
close (err_pdes[1]);
/* :end chunk */
- state = XMALLOC (struct pipe_state);
+ state = XNEW (struct pipe_state);
state->pid = pid;
scb->fd = pdes[0];
scb->error_fd = err_pdes[0];
return -1;
#else
- if (socketpair (AF_UNIX, SOCK_STREAM, 0, pdes) < 0)
+ if (gdb_socketpair_cloexec (AF_UNIX, SOCK_STREAM, 0, pdes) < 0)
return -1;
/* If we don't do this, GDB simply exits when the remote side
#endif
}
+static const struct serial_ops pipe_ops =
+{
+ "pipe",
+ pipe_open,
+ pipe_close,
+ NULL,
+ ser_base_readchar,
+ ser_base_write,
+ ser_base_flush_output,
+ ser_base_flush_input,
+ ser_base_send_break,
+ ser_base_raw,
+ ser_base_get_tty_state,
+ ser_base_copy_tty_state,
+ ser_base_set_tty_state,
+ ser_base_print_tty_state,
+ ser_base_noflush_set_tty_state,
+ ser_base_setbaudrate,
+ ser_base_setstopbits,
+ ser_base_setparity,
+ ser_base_drain_output,
+ ser_base_async,
+ ser_unix_read_prim,
+ ser_unix_write_prim
+};
+
void
_initialize_ser_pipe (void)
{
- struct serial_ops *ops = XMALLOC (struct serial_ops);
-
- memset (ops, 0, sizeof (struct serial_ops));
- ops->name = "pipe";
- ops->next = 0;
- ops->open = pipe_open;
- ops->close = pipe_close;
- ops->readchar = ser_base_readchar;
- ops->write = ser_base_write;
- ops->flush_output = ser_base_flush_output;
- ops->flush_input = ser_base_flush_input;
- ops->send_break = ser_base_send_break;
- ops->go_raw = ser_base_raw;
- ops->get_tty_state = ser_base_get_tty_state;
- ops->copy_tty_state = ser_base_copy_tty_state;
- ops->set_tty_state = ser_base_set_tty_state;
- ops->print_tty_state = ser_base_print_tty_state;
- ops->noflush_set_tty_state = ser_base_noflush_set_tty_state;
- ops->setbaudrate = ser_base_setbaudrate;
- ops->setstopbits = ser_base_setstopbits;
- ops->drain_output = ser_base_drain_output;
- ops->async = ser_base_async;
- ops->read_prim = ser_unix_read_prim;
- ops->write_prim = ser_unix_write_prim;
- serial_add_interface (ops);
+ serial_add_interface (&pipe_ops);
}