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/cvs/rxvt-unicode/src/rxvtc.C
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Comparing rxvt-unicode/src/rxvtc.C (file contents):
Revision 1.1 by pcg, Mon Nov 24 17:28:08 2003 UTC vs.
Revision 1.27 by root, Fri Aug 18 23:03:31 2006 UTC

1#include "rxvtdaemon.h" 1/*----------------------------------------------------------------------*
2 * File: rxvtc.C
3 *----------------------------------------------------------------------*
4 *
5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *----------------------------------------------------------------------*/
2 22
23#include "../config.h"
3#include <cstdio> 24#include <cstdio>
4#include <cstdlib> 25#include <cstdlib>
26#include <cstring>
27#include <csignal>
5 28
6#include <unistd.h> 29#include <unistd.h>
7#include <sys/socket.h> 30#include <sys/socket.h>
8#include <sys/un.h> 31#include <sys/un.h>
32
33#include "rxvtdaemon.h"
34#include "libptytty.h"
35
36#include "rxvt.h"
37
38#define STATUS_SUCCESS 0
39#define STATUS_FAILURE 1
40#define STATUS_CONNECTION_FAILED 2
9 41
10struct client : rxvt_connection { 42struct client : rxvt_connection {
11 client (); 43 client ();
12}; 44};
13 45
14client::client () 46client::client ()
15{ 47{
16 if ((fd = socket (PF_LOCAL, SOCK_STREAM, 0)) < 0) 48 sockaddr_un sa;
49 char *sockname = rxvt_connection::unix_sockname ();
50
51 if (strlen(sockname) >= sizeof(sa.sun_path))
17 { 52 {
18 perror ("unable to create listening socket"); 53 fputs ("socket name too long, aborting.\n", stderr);
19 exit (EXIT_FAILURE); 54 exit (STATUS_FAILURE);
55 }
56
57 if ((fd = socket (AF_UNIX, SOCK_STREAM, 0)) < 0)
58 {
59 perror ("unable to create communications socket");
60 exit (STATUS_FAILURE);
20 } 61 }
21 62
22 sockaddr_un sa;
23
24 sa.sun_family = AF_UNIX; 63 sa.sun_family = AF_UNIX;
25 strcpy (sa.sun_path, rxvt_connection::unix_sockname ()); 64 strcpy (sa.sun_path, sockname);
65 free (sockname);
26 66
27 if (connect (fd, (sockaddr *)&sa, sizeof (sa))) 67 if (connect (fd, (sockaddr *)&sa, sizeof (sa)))
28 { 68 {
29 perror ("unable to bind listening socket"); 69 perror ("unable to connect to the rxvt-unicode daemon");
30 exit (EXIT_FAILURE); 70 exit (STATUS_CONNECTION_FAILED);
31 } 71 }
32} 72}
33 73
74extern char **environ;
75
34int 76int
35main(int argc, const char *const *argv) 77main (int argc, const char *const *argv)
36{ 78{
37 client c; 79 client c;
38 char buf[PATH_MAX]; 80 {
81 sigset_t ss;
82
83 sigemptyset (&ss);
84 sigaddset (&ss, SIGHUP);
85 sigaddset (&ss, SIGPIPE);
86 sigprocmask (SIG_BLOCK, &ss, 0);
87 }
39 88
40 c.send ("NEW"); 89 c.send ("NEW");
41 c.send ("DISPLAY"); c.send (getenv ("DISPLAY"));
42 // instead of getcwd we could opendir(".") and pass the fd for fchdir *g*
43 c.send ("CWD"); c.send (getcwd (buf, sizeof (buf)));
44 90
91 // instead of getcwd we could opendir (".") and pass the fd for fchdir *g*
92 char cwd[PATH_MAX];
93
94 if (!getcwd (cwd, sizeof (cwd)))
95 {
96 perror ("unable to determine current working directory");
97 exit (STATUS_FAILURE);
98 }
99
100 c.send ("CWD"), c.send (cwd);
101
102 for (char **var = environ; *var; var++)
45 c.send ("ARGV"); c.send (argc); 103 c.send ("ENV"), c.send (*var);
104
105 const char *base = strrchr (argv[0], '/');
106 base = base ? base + 1 : argv[0];
107 c.send ("ARG"), c.send (strcmp (base, RXVTNAME "c") ? base : RXVTNAME);
108
46 for (int i = 0; i < argc; i++) 109 for (int i = 1; i < argc; i++)
47 c.send (argv[i]); 110 c.send ("ARG"), c.send (argv[i]);
111
48 c.send ("END"); 112 c.send ("END");
113
114 auto_str tok;
115 int cint;
116
117 for (;;)
118 if (!c.recv (tok))
119 {
120 fprintf (stderr, "protocol error: unexpected eof from server.\n");
121 break;
122 }
123 else if (!strcmp (tok, "MSG") && c.recv (tok))
124 fprintf (stderr, "%s", (const char *)tok);
125 else if (!strcmp (tok, "GETFD") && c.recv (cint))
126 {
127 if (!ptytty::send_fd (c.fd, cint))
128 {
129 fprintf (stderr, "unable to send fd %d: ", cint); perror (0);
130 exit (STATUS_FAILURE);
131 }
132 }
133 else if (!strcmp (tok, "END"))
134 {
135 int success;
136
137 if (c.recv (success))
138 exit (success ? STATUS_SUCCESS : STATUS_FAILURE);
139 }
140 else
141 {
142 fprintf (stderr, "protocol error: received unsupported token '%s'.\n", (const char *)tok);
143 break;
144 }
145
146 return STATUS_FAILURE;
49} 147}
50 148

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