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/cvs/rxvt-unicode/src/rxvtc.C
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Comparing rxvt-unicode/src/rxvtc.C (file contents):
Revision 1.9 by pcg, Fri Apr 2 20:41:01 2004 UTC vs.
Revision 1.26 by root, Wed Aug 9 22:01:07 2006 UTC

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 *----------------------------------------------------------------------*/
22
1#include "../config.h" 23#include "../config.h"
24#include <cstdio>
25#include <cstdlib>
26#include <cstring>
27#include <csignal>
28
29#include <unistd.h>
30#include <sys/socket.h>
31#include <sys/un.h>
32
2#include "rxvtdaemon.h" 33#include "rxvtdaemon.h"
34#include "libptytty.h"
3 35
4#include "rxvt.h" 36#include "rxvt.h"
5 37
6#include <cstdio> 38#define STATUS_SUCCESS 0
7#include <cstdlib> 39#define STATUS_FAILURE 1
8 40#define STATUS_CONNECTION_FAILED 2
9#include <unistd.h>
10#include <signal.h>
11#include <sys/socket.h>
12#include <sys/un.h>
13 41
14struct client : rxvt_connection { 42struct client : rxvt_connection {
15 client (); 43 client ();
16}; 44};
17 45
18client::client () 46client::client ()
19{ 47{
48 sockaddr_un sa;
49 char *sockname = rxvt_connection::unix_sockname ();
50
51 if (strlen(sockname) >= sizeof(sa.sun_path))
52 {
53 fputs ("socket name too long, aborting.\n", stderr);
54 exit (STATUS_FAILURE);
55 }
56
20 if ((fd = socket (PF_LOCAL, SOCK_STREAM, 0)) < 0) 57 if ((fd = socket (AF_UNIX, SOCK_STREAM, 0)) < 0)
21 { 58 {
22 perror ("unable to create communications socket"); 59 perror ("unable to create communications socket");
23 exit (EXIT_FAILURE); 60 exit (STATUS_FAILURE);
24 } 61 }
25 62
26 char *sockname = rxvt_connection::unix_sockname ();
27 sockaddr_un sa;
28 sa.sun_family = AF_UNIX; 63 sa.sun_family = AF_UNIX;
29 strcpy (sa.sun_path, sockname); 64 strcpy (sa.sun_path, sockname);
30 free (sockname); 65 free (sockname);
31 66
32 if (connect (fd, (sockaddr *)&sa, sizeof (sa))) 67 if (connect (fd, (sockaddr *)&sa, sizeof (sa)))
33 { 68 {
34 perror ("unable to connect to rxvtd"); 69 perror ("unable to connect to the rxvt-unicode daemon");
35 exit (EXIT_FAILURE); 70 exit (STATUS_CONNECTION_FAILED);
36 } 71 }
37} 72}
38 73
39extern char **environ; 74extern char **environ;
40 75
41int 76int
42main (int argc, const char *const *argv) 77main (int argc, const char *const *argv)
43{ 78{
44 client c; 79 client c;
45 char buf[PATH_MAX];
46
47 { 80 {
48 sigset_t ss; 81 sigset_t ss;
49 82
50 sigemptyset (&ss); 83 sigemptyset (&ss);
51 sigaddset (&ss, SIGHUP); 84 sigaddset (&ss, SIGHUP);
52 sigprocmask (SIG_BLOCK, &ss, 0); 85 sigprocmask (SIG_BLOCK, &ss, 0);
53 } 86 }
54 87
55 c.send ("NEW"); 88 c.send ("NEW");
89
56 // instead of getcwd we could opendir (".") and pass the fd for fchdir *g* 90 // instead of getcwd we could opendir (".") and pass the fd for fchdir *g*
57 c.send ("CWD"), c.send (getcwd (buf, sizeof (buf))); 91 char cwd[PATH_MAX];
58 92
59 for (char **var = environ; *environ; environ++) 93 if (!getcwd (cwd, sizeof (cwd)))
60 c.send ("ENV"), c.send (*environ); 94 {
95 perror ("unable to determine current working directory");
96 exit (STATUS_FAILURE);
97 }
61 98
99 c.send ("CWD"), c.send (cwd);
100
101 for (char **var = environ; *var; var++)
102 c.send ("ENV"), c.send (*var);
103
104 const char *base = strrchr (argv[0], '/');
105 base = base ? base + 1 : argv[0];
106 c.send ("ARG"), c.send (strcmp (base, RXVTNAME "c") ? base : RXVTNAME);
107
62 for (int i = 0; i < argc; i++) 108 for (int i = 1; i < argc; i++)
63 c.send ("ARG"), c.send (argv[i]); 109 c.send ("ARG"), c.send (argv[i]);
64 110
65 c.send ("END"); 111 c.send ("END");
66 112
67 auto_str tok; 113 auto_str tok;
114 int cint;
68 115
69 for (;;) 116 for (;;)
70 if (!c.recv (tok)) 117 if (!c.recv (tok))
71 { 118 {
72 fprintf (stderr, "protocol error: unexpected eof from server.\n"); 119 fprintf (stderr, "protocol error: unexpected eof from server.\n");
73 break; 120 break;
74 } 121 }
75 else if (!strcmp (tok, "MSG") && c.recv (tok)) 122 else if (!strcmp (tok, "MSG") && c.recv (tok))
76 fprintf (stderr, "%s", (const char *)tok); 123 fprintf (stderr, "%s", (const char *)tok);
124 else if (!strcmp (tok, "GETFD") && c.recv (cint))
125 {
126 if (!ptytty::send_fd (c.fd, cint))
127 {
128 fprintf (stderr, "unable to send fd %d: ", cint); perror (0);
129 exit (STATUS_FAILURE);
130 }
131 }
77 else if (!strcmp (tok, "END")) 132 else if (!strcmp (tok, "END"))
78 { 133 {
79 int success; 134 int success;
135
80 if (c.recv (success)) 136 if (c.recv (success))
81 exit (success ? EXIT_SUCCESS : EXIT_FAILURE); 137 exit (success ? STATUS_SUCCESS : STATUS_FAILURE);
82 } 138 }
83 else 139 else
84 { 140 {
85 fprintf (stderr, "protocol error: received illegal token '%s'.\n", (const char *)tok); 141 fprintf (stderr, "protocol error: received unsupported token '%s'.\n", (const char *)tok);
86 break; 142 break;
87 } 143 }
88 144
89 return EXIT_FAILURE; 145 return STATUS_FAILURE;
90} 146}
91 147

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