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/cvs/rxvt-unicode/src/rxvtc.C
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Comparing rxvt-unicode/src/rxvtc.C (file contents):
Revision 1.11 by pcg, Thu Apr 8 20:31:45 2004 UTC vs.
Revision 1.28 by ayin, Wed Oct 31 09:55:24 2007 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 <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
24#include "rxvtdaemon.h" 33#include "rxvtdaemon.h"
34#include "libptytty.h"
25 35
26#include "rxvt.h" 36#include "rxvt.h"
27 37
28#include <cstdio> 38#define STATUS_SUCCESS 0
29#include <cstdlib> 39#define STATUS_FAILURE 1
30 40#define STATUS_CONNECTION_FAILED 2
31#include <unistd.h>
32#include <signal.h>
33#include <sys/socket.h>
34#include <sys/un.h>
35 41
36struct client : rxvt_connection { 42struct client : rxvt_connection {
37 client (); 43 client ();
38}; 44};
39 45
40client::client () 46client::client ()
41{ 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
42 if ((fd = socket (PF_UNIX, SOCK_STREAM, 0)) < 0) 57 if ((fd = socket (AF_UNIX, SOCK_STREAM, 0)) < 0)
43 { 58 {
44 perror ("unable to create communications socket"); 59 perror ("unable to create communications socket");
45 exit (EXIT_FAILURE); 60 exit (STATUS_FAILURE);
46 } 61 }
47 62
48 char *sockname = rxvt_connection::unix_sockname ();
49 sockaddr_un sa;
50 sa.sun_family = AF_UNIX; 63 sa.sun_family = AF_UNIX;
51 strcpy (sa.sun_path, sockname); 64 strcpy (sa.sun_path, sockname);
52 free (sockname); 65 free (sockname);
53 66
54 if (connect (fd, (sockaddr *)&sa, sizeof (sa))) 67 if (connect (fd, (sockaddr *)&sa, sizeof (sa)))
55 { 68 {
56 perror ("unable to connect to rxvtd"); 69 perror ("unable to connect to the rxvt-unicode daemon");
57 exit (EXIT_FAILURE); 70 exit (STATUS_CONNECTION_FAILED);
58 } 71 }
59} 72}
60 73
61extern char **environ; 74extern char **environ;
62 75
63int 76int
64main (int argc, const char *const *argv) 77main (int argc, const char *const *argv)
65{ 78{
66 client c; 79 client c;
67 char buf[PATH_MAX];
68
69 { 80 {
70 sigset_t ss; 81 sigset_t ss;
71 82
72 sigemptyset (&ss); 83 sigemptyset (&ss);
73 sigaddset (&ss, SIGHUP); 84 sigaddset (&ss, SIGHUP);
85 sigaddset (&ss, SIGPIPE);
74 sigprocmask (SIG_BLOCK, &ss, 0); 86 sigprocmask (SIG_BLOCK, &ss, 0);
75 } 87 }
76 88
77 c.send ("NEW"); 89 c.send ("NEW");
90
78 // instead of getcwd we could opendir (".") and pass the fd for fchdir *g* 91 // instead of getcwd we could opendir (".") and pass the fd for fchdir *g*
79 c.send ("CWD"), c.send (getcwd (buf, sizeof (buf))); 92 char cwd[PATH_MAX];
80 93
81 for (char **var = environ; *environ; environ++) 94 if (!getcwd (cwd, sizeof (cwd)))
82 c.send ("ENV"), c.send (*environ); 95 {
96 perror ("unable to determine current working directory");
97 exit (STATUS_FAILURE);
98 }
83 99
100 c.send ("CWD"), c.send (cwd);
101
102 for (char **var = environ; *var; var++)
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
84 for (int i = 0; i < argc; i++) 109 for (int i = 1; i < argc; i++)
85 c.send ("ARG"), c.send (argv[i]); 110 c.send ("ARG"), c.send (argv[i]);
86 111
87 c.send ("END"); 112 c.send ("END");
88 113
89 auto_str tok; 114 auto_str tok;
115 int cint;
90 116
91 for (;;) 117 for (;;)
92 if (!c.recv (tok)) 118 if (!c.recv (tok))
93 { 119 {
94 fprintf (stderr, "protocol error: unexpected eof from server.\n"); 120 fprintf (stderr, "protocol error: unexpected eof from server.\n");
95 break; 121 break;
96 } 122 }
97 else if (!strcmp (tok, "MSG") && c.recv (tok)) 123 else if (!strcmp (tok, "MSG") && c.recv (tok))
98 fprintf (stderr, "%s", (const char *)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 }
99 else if (!strcmp (tok, "END")) 133 else if (!strcmp (tok, "END"))
100 { 134 {
101 int success; 135 int success;
136
102 if (c.recv (success)) 137 if (c.recv (success))
103 exit (success ? EXIT_SUCCESS : EXIT_FAILURE); 138 exit (success ? STATUS_SUCCESS : STATUS_FAILURE);
104 } 139 }
105 else 140 else
106 { 141 {
107 fprintf (stderr, "protocol error: received illegal token '%s'.\n", (const char *)tok); 142 fprintf (stderr, "protocol error: received unsupported token '%s'.\n", (const char *)tok);
108 break; 143 break;
109 } 144 }
110 145
111 return EXIT_FAILURE; 146 return STATUS_FAILURE;
112} 147}
113 148

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