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/cvs/rxvt-unicode/src/rxvtc.C
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Comparing rxvt-unicode/src/rxvtc.C (file contents):
Revision 1.13 by root, Sun Aug 22 01:40:31 2004 UTC vs.
Revision 1.26 by root, Wed Aug 9 22:01:07 2006 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#include <cstring> 40#define STATUS_CONNECTION_FAILED 2
31
32#include <unistd.h>
33#include <signal.h>
34#include <sys/socket.h>
35#include <sys/un.h>
36 41
37struct client : rxvt_connection { 42struct client : rxvt_connection {
38 client (); 43 client ();
39}; 44};
40 45
41client::client () 46client::client ()
42{ 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
43 if ((fd = socket (PF_UNIX, SOCK_STREAM, 0)) < 0) 57 if ((fd = socket (AF_UNIX, SOCK_STREAM, 0)) < 0)
44 { 58 {
45 perror ("unable to create communications socket"); 59 perror ("unable to create communications socket");
46 exit (EXIT_FAILURE); 60 exit (STATUS_FAILURE);
47 } 61 }
48 62
49 char *sockname = rxvt_connection::unix_sockname ();
50 sockaddr_un sa;
51 sa.sun_family = AF_UNIX; 63 sa.sun_family = AF_UNIX;
52 strcpy (sa.sun_path, sockname); 64 strcpy (sa.sun_path, sockname);
53 free (sockname); 65 free (sockname);
54 66
55 if (connect (fd, (sockaddr *)&sa, sizeof (sa))) 67 if (connect (fd, (sockaddr *)&sa, sizeof (sa)))
56 { 68 {
57 perror ("unable to connect to the rxvt-unicode daemon"); 69 perror ("unable to connect to the rxvt-unicode daemon");
58 exit (EXIT_FAILURE); 70 exit (STATUS_CONNECTION_FAILED);
59 } 71 }
60} 72}
61 73
62extern char **environ; 74extern char **environ;
63 75
64int 76int
65main (int argc, const char *const *argv) 77main (int argc, const char *const *argv)
66{ 78{
67 client c; 79 client c;
68 char buf[PATH_MAX];
69
70 { 80 {
71 sigset_t ss; 81 sigset_t ss;
72 82
73 sigemptyset (&ss); 83 sigemptyset (&ss);
74 sigaddset (&ss, SIGHUP); 84 sigaddset (&ss, SIGHUP);
75 sigprocmask (SIG_BLOCK, &ss, 0); 85 sigprocmask (SIG_BLOCK, &ss, 0);
76 } 86 }
77 87
78 c.send ("NEW"); 88 c.send ("NEW");
89
79 // 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*
80 c.send ("CWD"), c.send (getcwd (buf, sizeof (buf))); 91 char cwd[PATH_MAX];
81 92
93 if (!getcwd (cwd, sizeof (cwd)))
94 {
95 perror ("unable to determine current working directory");
96 exit (STATUS_FAILURE);
97 }
98
99 c.send ("CWD"), c.send (cwd);
100
82 for (char **var = environ; *environ; environ++) 101 for (char **var = environ; *var; var++)
83 c.send ("ENV"), c.send (*environ); 102 c.send ("ENV"), c.send (*var);
84 103
85 const char *base = strrchr (argv[0], '/'); 104 const char *base = strrchr (argv[0], '/');
86 base = base ? base + 1 : argv[0]; 105 base = base ? base + 1 : argv[0];
87 c.send ("ARG"), c.send (strcmp (base, RXVTNAME "c") ? base : RXVTNAME); 106 c.send ("ARG"), c.send (strcmp (base, RXVTNAME "c") ? base : RXVTNAME);
88 107
… …
90 c.send ("ARG"), c.send (argv[i]); 109 c.send ("ARG"), c.send (argv[i]);
91 110
92 c.send ("END"); 111 c.send ("END");
93 112
94 auto_str tok; 113 auto_str tok;
114 int cint;
95 115
96 for (;;) 116 for (;;)
97 if (!c.recv (tok)) 117 if (!c.recv (tok))
98 { 118 {
99 fprintf (stderr, "protocol error: unexpected eof from server.\n"); 119 fprintf (stderr, "protocol error: unexpected eof from server.\n");
100 break; 120 break;
101 } 121 }
102 else if (!strcmp (tok, "MSG") && c.recv (tok)) 122 else if (!strcmp (tok, "MSG") && c.recv (tok))
103 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 }
104 else if (!strcmp (tok, "END")) 132 else if (!strcmp (tok, "END"))
105 { 133 {
106 int success; 134 int success;
135
107 if (c.recv (success)) 136 if (c.recv (success))
108 exit (success ? EXIT_SUCCESS : EXIT_FAILURE); 137 exit (success ? STATUS_SUCCESS : STATUS_FAILURE);
109 } 138 }
110 else 139 else
111 { 140 {
112 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);
113 break; 142 break;
114 } 143 }
115 144
116 return EXIT_FAILURE; 145 return STATUS_FAILURE;
117} 146}
118 147

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