ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/rxvtd.C
(Generate patch)

Comparing rxvt-unicode/src/rxvtd.C (file contents):
Revision 1.29 by root, Mon Feb 20 22:42:00 2006 UTC vs.
Revision 1.46 by root, Sun Jun 15 13:54:15 2008 UTC

1/*----------------------------------------------------------------------* 1/*----------------------------------------------------------------------*
2 * File: rxvtd.C 2 * File: rxvtd.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) 2003-2006 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2007 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.
… …
36#include <cerrno> 36#include <cerrno>
37 37
38#include "rxvt.h" 38#include "rxvt.h"
39#include "rxvtdaemon.h" 39#include "rxvtdaemon.h"
40#include "libptytty.h" 40#include "libptytty.h"
41#include "iom.h"
42 41
43struct server : rxvt_connection { 42struct server : rxvt_connection {
44 log_callback log_cb; 43 log_callback log_cb;
45 getfd_callback getfd_cb; 44 getfd_callback getfd_cb;
46 45
47 void read_cb (io_watcher &w, short revents); io_watcher read_ev; 46 void read_cb (ev::io &w, int revents); ev::io read_ev;
48 void log_msg (const char *msg); 47 void log_msg (const char *msg);
49 int getfd (int remote_fd); 48 int getfd (int remote_fd);
50 49
51 server (int fd) 50 server (int fd)
52 : read_ev (this, &server::read_cb),
53 log_cb (this, &server::log_msg),
54 getfd_cb (this, &server::getfd)
55 { 51 {
52 read_ev.set <server, &server::read_cb> (this);
53 log_cb.set <server, &server::log_msg> (this);
54 getfd_cb.set<server, &server::getfd> (this);
55
56 this->fd = fd; 56 this->fd = fd;
57 fcntl (fd, F_SETFD, FD_CLOEXEC);
58 fcntl (fd, F_SETFL, 0);
57 read_ev.start (fd, EVENT_READ); 59 read_ev.start (fd, ev::READ);
58 } 60 }
59 61
60 void err (const char *format = 0, ...); 62 void err (const char *format = 0, ...);
61}; 63};
62 64
63struct unix_listener { 65struct unix_listener {
64 int fd; 66 int fd;
65 67
66 void accept_cb (io_watcher &w, short revents); io_watcher accept_ev; 68 void accept_cb (ev::io &w, int revents); ev::io accept_ev;
67 69
68 unix_listener (const char *sockname); 70 unix_listener (const char *sockname);
69}; 71};
70 72
71unix_listener::unix_listener (const char *sockname) 73unix_listener::unix_listener (const char *sockname)
72: accept_ev (this, &unix_listener::accept_cb)
73{ 74{
75 accept_ev.set<unix_listener, &unix_listener::accept_cb> (this);
76
77 sockaddr_un sa;
78
79 if (strlen (sockname) >= sizeof(sa.sun_path))
80 {
81 fputs ("socket name too long, aborting.\n", stderr);
82 exit (EXIT_FAILURE);
83 }
84
74 if ((fd = socket (AF_UNIX, SOCK_STREAM, 0)) < 0) 85 if ((fd = socket (AF_UNIX, SOCK_STREAM, 0)) < 0)
75 { 86 {
76 perror ("unable to create listening socket"); 87 perror ("unable to create listening socket");
77 exit (EXIT_FAILURE); 88 exit (EXIT_FAILURE);
78 } 89 }
79 90
80 fcntl (fd, F_SETFD, FD_CLOEXEC); 91 fcntl (fd, F_SETFD, FD_CLOEXEC);
81 92 fcntl (fd, F_SETFL, O_NONBLOCK);
82 sockaddr_un sa;
83 93
84 sa.sun_family = AF_UNIX; 94 sa.sun_family = AF_UNIX;
85 strcpy (sa.sun_path, sockname); 95 strcpy (sa.sun_path, sockname);
86 96
87 unlink (rxvt_connection::unix_sockname ()); 97 unlink (rxvt_connection::unix_sockname ());
… …
100 { 110 {
101 perror ("unable to listen on socket"); 111 perror ("unable to listen on socket");
102 exit (EXIT_FAILURE); 112 exit (EXIT_FAILURE);
103 } 113 }
104 114
105 accept_ev.start (fd, EVENT_READ); 115 accept_ev.start (fd, ev::READ);
106} 116}
107 117
108void unix_listener::accept_cb (io_watcher &w, short revents) 118void unix_listener::accept_cb (ev::io &w, int revents)
109{ 119{
110 int fd2 = accept (fd, 0, 0); 120 int fd2 = accept (fd, 0, 0);
111 121
112 if (fd2 >= 0) 122 if (fd2 >= 0)
113 {
114 fcntl (fd2, F_SETFD, FD_CLOEXEC);
115 new server (fd2); 123 new server (fd2);
116 }
117} 124}
118 125
119int server::getfd (int remote_fd) 126int server::getfd (int remote_fd)
120{ 127{
121 send ("GETFD"); 128 send ("GETFD");
… …
137 va_list ap; 144 va_list ap;
138 va_start (ap, format); 145 va_start (ap, format);
139 vsnprintf (err, 1024, format, ap); 146 vsnprintf (err, 1024, format, ap);
140 va_end (ap); 147 va_end (ap);
141 148
142 send ("MSG"), send (err); 149 log_msg (err);
143 } 150 }
144 151
145 send ("END", 0); 152 send ("END"), send (0);
146 close (fd); 153 close (fd);
147 delete this; 154 delete this;
148} 155}
149 156
150void server::read_cb (io_watcher &w, short revents) 157void server::read_cb (ev::io &w, int revents)
151{ 158{
152 auto_str tok; 159 auto_str tok;
153 160
154 if (recv (tok)) 161 if (recv (tok))
155 { 162 {
156 if (!strcmp (tok, "NEW")) 163 if (!strcmp (tok, "NEW"))
157 { 164 {
158 stringvec *argv = new stringvec; 165 stringvec *argv = new stringvec;
159 stringvec *envv = new stringvec; 166 stringvec *envv = new stringvec;
160 167
161 for (;;) 168 for (;;)
162 { 169 {
163 if (!recv (tok)) 170 if (!recv (tok))
164 return err (); 171 return err ();
165 172
166 if (!strcmp (tok, "END")) 173 if (!strcmp (tok, "END"))
167 break; 174 break;
168 else if (!strcmp (tok, "ENV") && recv (tok)) 175 else if (!strcmp (tok, "ENV") && recv (tok))
169 envv->push_back (strdup (tok)); 176 envv->push_back (strdup (tok));
170 else if (!strcmp (tok, "CWD") && recv (tok))
171 {
172 if (chdir (tok))
173 err ("unable to change to working directory to '%s': %s",
174 (char *)tok, strerror (errno));
175 }
176 else if (!strcmp (tok, "ARG") && recv (tok)) 177 else if (!strcmp (tok, "ARG") && recv (tok))
177 argv->push_back (strdup (tok)); 178 argv->push_back (strdup (tok));
178 else 179 else
179 return err ("protocol error: unexpected NEW token"); 180 return err ("protocol error: unexpected NEW token.\n");
180 } 181 }
181 182
182 envv->push_back (0); 183 envv->push_back (0);
183 184
184 { 185 {
185 rxvt_term *term = new rxvt_term; 186 rxvt_term *term = new rxvt_term;
186 187
187 term->log_hook = &log_cb; 188 term->log_hook = &log_cb;
188 term->getfd_hook = &getfd_cb; 189 term->getfd_hook = &getfd_cb;
189 190
190 bool success; 191 bool success = true;
191 192
192 try 193 try
193 { 194 {
194 success = term->init (argv, envv); 195 term->init (argv, envv);
195 } 196 }
196 catch (const class rxvt_failure_exception &e) 197 catch (const class rxvt_failure_exception &e)
197 { 198 {
198 success = false; 199 success = false;
199 } 200 }
200 201
201 term->log_hook = 0; 202 term->log_hook = 0;
202 203
203 chdir ("/"); 204 chdir ("/"); // init might change to different working directory
204 205
205 if (!success) 206 if (!success)
206 term->destroy (); 207 term->destroy ();
207 208
208 send ("END"); send (success ? 1 : 0); 209 send ("END"); send (success ? 1 : 0);
209 } 210 }
210 } 211 }
211 else 212 else
212 return err ("protocol error: request '%s' unsupported.", (char *)tok); 213 return err ("protocol error: request '%s' unsupported.\n", (char *)tok);
213 } 214 }
214 else 215 else
215 return err (); 216 return err ();
216} 217}
217 218
… …
234 { 235 {
235 rxvt_log ("%s: unknown option '%s', aborting.\n", argv [0], argv [i]); 236 rxvt_log ("%s: unknown option '%s', aborting.\n", argv [0], argv [i]);
236 return EXIT_FAILURE; 237 return EXIT_FAILURE;
237 } 238 }
238 } 239 }
239
240 chdir ("/");
241 240
241 // optionally open display and never release it.
242 if (opt_opendisplay) 242 if (opt_opendisplay)
243 displays.get (getenv ("DISPLAY")); // open display and never release it 243 if (const char *dpy = getenv ("DISPLAY"))
244 displays.get (dpy ? dpy : ":0"); // move string logic into rxvt_display maybe?
244 245
245 char *sockname = rxvt_connection::unix_sockname (); 246 char *sockname = rxvt_connection::unix_sockname ();
246 unix_listener l (sockname); 247 unix_listener l (sockname);
248
249 chdir ("/");
247 250
248 if (!opt_quiet) 251 if (!opt_quiet)
249 { 252 {
250 printf ("rxvt-unicode daemon listening on %s.\n", sockname); 253 printf ("rxvt-unicode daemon listening on %s.\n", sockname);
251 fflush (stdout); 254 fflush (stdout);
… …
262 rxvt_log ("unable to fork daemon, aborting.\n"); 265 rxvt_log ("unable to fork daemon, aborting.\n");
263 return EXIT_FAILURE; 266 return EXIT_FAILURE;
264 } 267 }
265 else if (pid > 0) 268 else if (pid > 0)
266 _exit (EXIT_SUCCESS); 269 _exit (EXIT_SUCCESS);
267 }
268 270
269 io_manager::loop (); 271 ev_default_fork ();
272 }
273
274 ev_loop (0);
270 275
271 return EXIT_SUCCESS; 276 return EXIT_SUCCESS;
272} 277}
273 278

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines