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root |
1.25 |
/*----------------------------------------------------------------------* |
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pcg |
1.11 |
* File: rxvtc.C |
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*----------------------------------------------------------------------* |
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* |
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* All portions of code are copyright by their respective author/s. |
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root |
1.24 |
* Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com> |
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pcg |
1.11 |
* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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*----------------------------------------------------------------------*/ |
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pcg |
1.8 |
#include "../config.h" |
24 |
pcg |
1.1 |
#include <cstdio> |
25 |
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#include <cstdlib> |
26 |
root |
1.13 |
#include <cstring> |
27 |
root |
1.14 |
#include <csignal> |
28 |
pcg |
1.1 |
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29 |
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#include <unistd.h> |
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#include <sys/socket.h> |
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#include <sys/un.h> |
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root |
1.21 |
#include "rxvtdaemon.h" |
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#include "libptytty.h" |
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36 |
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#include "rxvt.h" |
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root |
1.23 |
#define STATUS_SUCCESS 0 |
39 |
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#define STATUS_FAILURE 1 |
40 |
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#define STATUS_CONNECTION_FAILED 2 |
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root |
1.29 |
struct client : rxvt_connection |
43 |
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{ |
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pcg |
1.1 |
client (); |
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}; |
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client::client () |
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{ |
49 |
root |
1.26 |
sockaddr_un sa; |
50 |
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char *sockname = rxvt_connection::unix_sockname (); |
51 |
ayin |
1.28 |
|
52 |
root |
1.26 |
if (strlen(sockname) >= sizeof(sa.sun_path)) |
53 |
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{ |
54 |
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fputs ("socket name too long, aborting.\n", stderr); |
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exit (STATUS_FAILURE); |
56 |
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} |
57 |
ayin |
1.28 |
|
58 |
root |
1.20 |
if ((fd = socket (AF_UNIX, SOCK_STREAM, 0)) < 0) |
59 |
pcg |
1.1 |
{ |
60 |
pcg |
1.5 |
perror ("unable to create communications socket"); |
61 |
root |
1.23 |
exit (STATUS_FAILURE); |
62 |
pcg |
1.1 |
} |
63 |
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64 |
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sa.sun_family = AF_UNIX; |
65 |
pcg |
1.4 |
strcpy (sa.sun_path, sockname); |
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free (sockname); |
67 |
pcg |
1.1 |
|
68 |
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if (connect (fd, (sockaddr *)&sa, sizeof (sa))) |
69 |
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{ |
70 |
root |
1.13 |
perror ("unable to connect to the rxvt-unicode daemon"); |
71 |
root |
1.23 |
exit (STATUS_CONNECTION_FAILED); |
72 |
pcg |
1.1 |
} |
73 |
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} |
74 |
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75 |
pcg |
1.3 |
extern char **environ; |
76 |
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77 |
pcg |
1.1 |
int |
78 |
pcg |
1.7 |
main (int argc, const char *const *argv) |
79 |
pcg |
1.1 |
{ |
80 |
root |
1.30 |
// instead of getcwd we could opendir (".") and pass the fd for fchdir *g* |
81 |
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char cwd[PATH_MAX]; |
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if (!getcwd (cwd, sizeof (cwd))) |
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{ |
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perror ("unable to determine current working directory"); |
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exit (STATUS_FAILURE); |
87 |
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} |
88 |
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89 |
pcg |
1.1 |
client c; |
90 |
root |
1.30 |
|
91 |
pcg |
1.3 |
{ |
92 |
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sigset_t ss; |
93 |
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pcg |
1.6 |
sigemptyset (&ss); |
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pcg |
1.3 |
sigaddset (&ss, SIGHUP); |
96 |
root |
1.27 |
sigaddset (&ss, SIGPIPE); |
97 |
pcg |
1.3 |
sigprocmask (SIG_BLOCK, &ss, 0); |
98 |
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} |
99 |
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100 |
pcg |
1.1 |
c.send ("NEW"); |
101 |
root |
1.15 |
c.send ("CWD"), c.send (cwd); |
102 |
pcg |
1.3 |
|
103 |
root |
1.16 |
for (char **var = environ; *var; var++) |
104 |
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c.send ("ENV"), c.send (*var); |
105 |
pcg |
1.1 |
|
106 |
root |
1.13 |
const char *base = strrchr (argv[0], '/'); |
107 |
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base = base ? base + 1 : argv[0]; |
108 |
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c.send ("ARG"), c.send (strcmp (base, RXVTNAME "c") ? base : RXVTNAME); |
109 |
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110 |
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for (int i = 1; i < argc; i++) |
111 |
pcg |
1.2 |
c.send ("ARG"), c.send (argv[i]); |
112 |
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113 |
pcg |
1.1 |
c.send ("END"); |
114 |
pcg |
1.8 |
|
115 |
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auto_str tok; |
116 |
root |
1.17 |
int cint; |
117 |
pcg |
1.8 |
|
118 |
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for (;;) |
119 |
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if (!c.recv (tok)) |
120 |
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{ |
121 |
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fprintf (stderr, "protocol error: unexpected eof from server.\n"); |
122 |
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break; |
123 |
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} |
124 |
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else if (!strcmp (tok, "MSG") && c.recv (tok)) |
125 |
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fprintf (stderr, "%s", (const char *)tok); |
126 |
root |
1.17 |
else if (!strcmp (tok, "GETFD") && c.recv (cint)) |
127 |
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{ |
128 |
root |
1.22 |
if (!ptytty::send_fd (c.fd, cint)) |
129 |
root |
1.17 |
{ |
130 |
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fprintf (stderr, "unable to send fd %d: ", cint); perror (0); |
131 |
root |
1.23 |
exit (STATUS_FAILURE); |
132 |
root |
1.17 |
} |
133 |
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} |
134 |
pcg |
1.8 |
else if (!strcmp (tok, "END")) |
135 |
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{ |
136 |
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int success; |
137 |
root |
1.19 |
|
138 |
pcg |
1.8 |
if (c.recv (success)) |
139 |
root |
1.23 |
exit (success ? STATUS_SUCCESS : STATUS_FAILURE); |
140 |
pcg |
1.8 |
} |
141 |
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else |
142 |
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{ |
143 |
root |
1.17 |
fprintf (stderr, "protocol error: received unsupported token '%s'.\n", (const char *)tok); |
144 |
pcg |
1.8 |
break; |
145 |
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} |
146 |
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147 |
root |
1.23 |
return STATUS_FAILURE; |
148 |
pcg |
1.1 |
} |
149 |
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