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/*----------------------------------------------------------------------*
* File: rxvtc.C
*----------------------------------------------------------------------*
*
* All portions of code are copyright by their respective author/s.
* Copyright (c) 2003-2006 Marc Lehmann <schmorp@schmorp.de>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*----------------------------------------------------------------------*/
#include "../config.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <signal.h>
#include <unistd.h>
#include <sys/socket.h>
#include <sys/un.h>
#include "rxvtdaemon.h"
#include "libptytty.h"
#define STATUS_SUCCESS 0
#define STATUS_FAILURE 1
#define STATUS_CONNECTION_FAILED 2
struct client : rxvt_connection
{
client ();
};
client::client ()
{
sockaddr_un sa;
char *sockname = rxvt_connection::unix_sockname ();
if (strlen (sockname) >= sizeof (sa.sun_path))
{
fputs ("socket name too long, aborting.\n", stderr);
exit (STATUS_FAILURE);
}
if ((fd = socket (AF_UNIX, SOCK_STREAM, 0)) < 0)
{
perror ("unable to create communications socket");
exit (STATUS_FAILURE);
}
sa.sun_family = AF_UNIX;
strcpy (sa.sun_path, sockname);
free (sockname);
if (connect (fd, (sockaddr *)&sa, sizeof (sa)))
{
perror ("unable to connect to the rxvt-unicode daemon");
exit (STATUS_CONNECTION_FAILED);
}
}
extern char **environ;
int
main (int argc, const char *const *argv)
{
// instead of getcwd we could opendir (".") and pass the fd for fchdir *g*
char cwd[PATH_MAX];
if (!getcwd (cwd, sizeof (cwd)))
{
perror ("unable to determine current working directory");
exit (STATUS_FAILURE);
}
client c;
{
sigset_t ss;
sigemptyset (&ss);
sigaddset (&ss, SIGHUP);
sigaddset (&ss, SIGPIPE);
sigprocmask (SIG_BLOCK, &ss, 0);
}
if (argc >= 2 && !strcmp (argv[1], "-k"))
{
c.send ("QUIT");
return 0;
}
c.send ("NEW");
for (char **var = environ; *var; var++)
c.send ("ENV"), c.send (*var);
const char *base = strrchr (argv[0], '/');
base = base ? base + 1 : argv[0];
c.send ("ARG"), c.send (strcmp (base, RXVTNAME "c") ? base : RXVTNAME);
c.send ("ARG"), c.send ("-cd");
c.send ("ARG"), c.send (cwd);
for (int i = 1; i < argc; i++)
c.send ("ARG"), c.send (argv[i]);
c.send ("END");
auto_str tok;
int cint;
for (;;)
if (!c.recv (tok))
{
fprintf (stderr, "protocol error: unexpected eof from server.\n");
break;
}
else if (!strcmp (tok, "MSG") && c.recv (tok))
fprintf (stderr, "%s", (const char *)tok);
else if (!strcmp (tok, "GETFD") && c.recv (cint))
{
if (!ptytty::send_fd (c.fd, cint))
{
fprintf (stderr, "unable to send fd %d: ", cint); perror (0);
exit (STATUS_FAILURE);
}
}
else if (!strcmp (tok, "END"))
{
int success;
if (c.recv (success))
exit (success ? STATUS_SUCCESS : STATUS_FAILURE);
}
else
{
fprintf (stderr, "protocol error: received unsupported token '%s'.\n", (const char *)tok);
break;
}
return STATUS_FAILURE;
}
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