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root |
1.25 |
/*----------------------------------------------------------------------* |
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pcg |
1.11 |
* File: rxvtc.C |
3 |
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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> |
30 |
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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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pcg |
1.1 |
struct client : rxvt_connection { |
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client (); |
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}; |
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client::client () |
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{ |
48 |
root |
1.26 |
sockaddr_un sa; |
49 |
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char *sockname = rxvt_connection::unix_sockname (); |
50 |
ayin |
1.28 |
|
51 |
root |
1.26 |
if (strlen(sockname) >= sizeof(sa.sun_path)) |
52 |
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{ |
53 |
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fputs ("socket name too long, aborting.\n", stderr); |
54 |
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exit (STATUS_FAILURE); |
55 |
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} |
56 |
ayin |
1.28 |
|
57 |
root |
1.20 |
if ((fd = socket (AF_UNIX, SOCK_STREAM, 0)) < 0) |
58 |
pcg |
1.1 |
{ |
59 |
pcg |
1.5 |
perror ("unable to create communications socket"); |
60 |
root |
1.23 |
exit (STATUS_FAILURE); |
61 |
pcg |
1.1 |
} |
62 |
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63 |
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sa.sun_family = AF_UNIX; |
64 |
pcg |
1.4 |
strcpy (sa.sun_path, sockname); |
65 |
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free (sockname); |
66 |
pcg |
1.1 |
|
67 |
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if (connect (fd, (sockaddr *)&sa, sizeof (sa))) |
68 |
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{ |
69 |
root |
1.13 |
perror ("unable to connect to the rxvt-unicode daemon"); |
70 |
root |
1.23 |
exit (STATUS_CONNECTION_FAILED); |
71 |
pcg |
1.1 |
} |
72 |
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} |
73 |
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74 |
pcg |
1.3 |
extern char **environ; |
75 |
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76 |
pcg |
1.1 |
int |
77 |
pcg |
1.7 |
main (int argc, const char *const *argv) |
78 |
pcg |
1.1 |
{ |
79 |
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client c; |
80 |
pcg |
1.3 |
{ |
81 |
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sigset_t ss; |
82 |
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83 |
pcg |
1.6 |
sigemptyset (&ss); |
84 |
pcg |
1.3 |
sigaddset (&ss, SIGHUP); |
85 |
root |
1.27 |
sigaddset (&ss, SIGPIPE); |
86 |
pcg |
1.3 |
sigprocmask (SIG_BLOCK, &ss, 0); |
87 |
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} |
88 |
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89 |
pcg |
1.1 |
c.send ("NEW"); |
90 |
root |
1.15 |
|
91 |
pcg |
1.7 |
// instead of getcwd we could opendir (".") and pass the fd for fchdir *g* |
92 |
root |
1.15 |
char cwd[PATH_MAX]; |
93 |
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if (!getcwd (cwd, sizeof (cwd))) |
95 |
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{ |
96 |
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perror ("unable to determine current working directory"); |
97 |
root |
1.23 |
exit (STATUS_FAILURE); |
98 |
root |
1.15 |
} |
99 |
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100 |
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c.send ("CWD"), c.send (cwd); |
101 |
pcg |
1.3 |
|
102 |
root |
1.16 |
for (char **var = environ; *var; var++) |
103 |
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c.send ("ENV"), c.send (*var); |
104 |
pcg |
1.1 |
|
105 |
root |
1.13 |
const char *base = strrchr (argv[0], '/'); |
106 |
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base = base ? base + 1 : argv[0]; |
107 |
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c.send ("ARG"), c.send (strcmp (base, RXVTNAME "c") ? base : RXVTNAME); |
108 |
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109 |
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for (int i = 1; i < argc; i++) |
110 |
pcg |
1.2 |
c.send ("ARG"), c.send (argv[i]); |
111 |
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112 |
pcg |
1.1 |
c.send ("END"); |
113 |
pcg |
1.8 |
|
114 |
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auto_str tok; |
115 |
root |
1.17 |
int cint; |
116 |
pcg |
1.8 |
|
117 |
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for (;;) |
118 |
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if (!c.recv (tok)) |
119 |
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{ |
120 |
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fprintf (stderr, "protocol error: unexpected eof from server.\n"); |
121 |
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break; |
122 |
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} |
123 |
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else if (!strcmp (tok, "MSG") && c.recv (tok)) |
124 |
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fprintf (stderr, "%s", (const char *)tok); |
125 |
root |
1.17 |
else if (!strcmp (tok, "GETFD") && c.recv (cint)) |
126 |
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{ |
127 |
root |
1.22 |
if (!ptytty::send_fd (c.fd, cint)) |
128 |
root |
1.17 |
{ |
129 |
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fprintf (stderr, "unable to send fd %d: ", cint); perror (0); |
130 |
root |
1.23 |
exit (STATUS_FAILURE); |
131 |
root |
1.17 |
} |
132 |
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} |
133 |
pcg |
1.8 |
else if (!strcmp (tok, "END")) |
134 |
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{ |
135 |
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int success; |
136 |
root |
1.19 |
|
137 |
pcg |
1.8 |
if (c.recv (success)) |
138 |
root |
1.23 |
exit (success ? STATUS_SUCCESS : STATUS_FAILURE); |
139 |
pcg |
1.8 |
} |
140 |
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else |
141 |
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{ |
142 |
root |
1.17 |
fprintf (stderr, "protocol error: received unsupported token '%s'.\n", (const char *)tok); |
143 |
pcg |
1.8 |
break; |
144 |
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} |
145 |
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146 |
root |
1.23 |
return STATUS_FAILURE; |
147 |
pcg |
1.1 |
} |
148 |
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