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/cvs/rxvt-unicode/src/rxvtc.C
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Comparing rxvt-unicode/src/rxvtc.C (file contents):
Revision 1.15 by root, Mon Feb 14 20:46:47 2005 UTC vs.
Revision 1.31 by ayin, Tue Jan 8 17:05:11 2008 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: rxvtc.C 2 * File: rxvtc.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * 4 *
5 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 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 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 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
19 * along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *----------------------------------------------------------------------*/ 21 *----------------------------------------------------------------------*/
22 22
23#include "../config.h" 23#include "../config.h"
24#include "rxvtdaemon.h"
25
26#include "rxvt.h"
27
28#include <cstdio> 24#include <cstdio>
29#include <cstdlib> 25#include <cstdlib>
30#include <cstring> 26#include <cstring>
31#include <csignal> 27#include <csignal>
32 28
33#include <unistd.h> 29#include <unistd.h>
34#include <sys/socket.h> 30#include <sys/socket.h>
35#include <sys/un.h> 31#include <sys/un.h>
36 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
41
37struct client : rxvt_connection { 42struct client : rxvt_connection
43{
38 client (); 44 client ();
39}; 45};
40 46
41client::client () 47client::client ()
42{ 48{
49 sockaddr_un sa;
50 char *sockname = rxvt_connection::unix_sockname ();
51
52 if (strlen (sockname) >= sizeof (sa.sun_path))
53 {
54 fputs ("socket name too long, aborting.\n", stderr);
55 exit (STATUS_FAILURE);
56 }
57
43 if ((fd = socket (PF_UNIX, SOCK_STREAM, 0)) < 0) 58 if ((fd = socket (AF_UNIX, SOCK_STREAM, 0)) < 0)
44 { 59 {
45 perror ("unable to create communications socket"); 60 perror ("unable to create communications socket");
46 exit (EXIT_FAILURE); 61 exit (STATUS_FAILURE);
47 } 62 }
48 63
49 char *sockname = rxvt_connection::unix_sockname ();
50 sockaddr_un sa;
51 sa.sun_family = AF_UNIX; 64 sa.sun_family = AF_UNIX;
52 strcpy (sa.sun_path, sockname); 65 strcpy (sa.sun_path, sockname);
53 free (sockname); 66 free (sockname);
54 67
55 if (connect (fd, (sockaddr *)&sa, sizeof (sa))) 68 if (connect (fd, (sockaddr *)&sa, sizeof (sa)))
56 { 69 {
57 perror ("unable to connect to the rxvt-unicode daemon"); 70 perror ("unable to connect to the rxvt-unicode daemon");
58 exit (EXIT_FAILURE); 71 exit (STATUS_CONNECTION_FAILED);
59 } 72 }
60} 73}
61 74
62extern char **environ; 75extern char **environ;
63 76
64int 77int
65main (int argc, const char *const *argv) 78main (int argc, const char *const *argv)
66{ 79{
67 client c;
68 {
69 sigset_t ss;
70
71 sigemptyset (&ss);
72 sigaddset (&ss, SIGHUP);
73 sigprocmask (SIG_BLOCK, &ss, 0);
74 }
75
76 c.send ("NEW");
77
78 // instead of getcwd we could opendir (".") and pass the fd for fchdir *g* 80 // instead of getcwd we could opendir (".") and pass the fd for fchdir *g*
79 char cwd[PATH_MAX]; 81 char cwd[PATH_MAX];
80 82
81 if (!getcwd (cwd, sizeof (cwd))) 83 if (!getcwd (cwd, sizeof (cwd)))
82 { 84 {
83 perror ("unable to determine current working directory"); 85 perror ("unable to determine current working directory");
84 exit (EXIT_FAILURE); 86 exit (STATUS_FAILURE);
85 } 87 }
86 88
89 client c;
90
91 {
92 sigset_t ss;
93
94 sigemptyset (&ss);
95 sigaddset (&ss, SIGHUP);
96 sigaddset (&ss, SIGPIPE);
97 sigprocmask (SIG_BLOCK, &ss, 0);
98 }
99
100 c.send ("NEW");
87 c.send ("CWD"), c.send (cwd); 101 c.send ("CWD"), c.send (cwd);
88 102
89 for (char **var = environ; *environ; environ++) 103 for (char **var = environ; *var; var++)
90 c.send ("ENV"), c.send (*environ); 104 c.send ("ENV"), c.send (*var);
91 105
92 const char *base = strrchr (argv[0], '/'); 106 const char *base = strrchr (argv[0], '/');
93 base = base ? base + 1 : argv[0]; 107 base = base ? base + 1 : argv[0];
94 c.send ("ARG"), c.send (strcmp (base, RXVTNAME "c") ? base : RXVTNAME); 108 c.send ("ARG"), c.send (strcmp (base, RXVTNAME "c") ? base : RXVTNAME);
95 109
… …
97 c.send ("ARG"), c.send (argv[i]); 111 c.send ("ARG"), c.send (argv[i]);
98 112
99 c.send ("END"); 113 c.send ("END");
100 114
101 auto_str tok; 115 auto_str tok;
116 int cint;
102 117
103 for (;;) 118 for (;;)
104 if (!c.recv (tok)) 119 if (!c.recv (tok))
105 { 120 {
106 fprintf (stderr, "protocol error: unexpected eof from server.\n"); 121 fprintf (stderr, "protocol error: unexpected eof from server.\n");
107 break; 122 break;
108 } 123 }
109 else if (!strcmp (tok, "MSG") && c.recv (tok)) 124 else if (!strcmp (tok, "MSG") && c.recv (tok))
110 fprintf (stderr, "%s", (const char *)tok); 125 fprintf (stderr, "%s", (const char *)tok);
126 else if (!strcmp (tok, "GETFD") && c.recv (cint))
127 {
128 if (!ptytty::send_fd (c.fd, cint))
129 {
130 fprintf (stderr, "unable to send fd %d: ", cint); perror (0);
131 exit (STATUS_FAILURE);
132 }
133 }
111 else if (!strcmp (tok, "END")) 134 else if (!strcmp (tok, "END"))
112 { 135 {
113 int success; 136 int success;
137
114 if (c.recv (success)) 138 if (c.recv (success))
115 exit (success ? EXIT_SUCCESS : EXIT_FAILURE); 139 exit (success ? STATUS_SUCCESS : STATUS_FAILURE);
116 } 140 }
117 else 141 else
118 { 142 {
119 fprintf (stderr, "protocol error: received illegal token '%s'.\n", (const char *)tok); 143 fprintf (stderr, "protocol error: received unsupported token '%s'.\n", (const char *)tok);
120 break; 144 break;
121 } 145 }
122 146
123 return EXIT_FAILURE; 147 return STATUS_FAILURE;
124} 148}
125 149

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