1 | /*--------------------------------*-C-*---------------------------------* |
1 | /*--------------------------------*-C-*---------------------------------* |
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" |
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24 | #include <cstdio> |
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25 | #include <cstdlib> |
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26 | #include <cstring> |
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27 | #include <csignal> |
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28 | |
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29 | #include <unistd.h> |
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30 | #include <sys/socket.h> |
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31 | #include <sys/un.h> |
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32 | |
24 | #include "rxvtdaemon.h" |
33 | #include "rxvtdaemon.h" |
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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> |
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32 | #include <signal.h> |
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33 | #include <sys/socket.h> |
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34 | #include <sys/un.h> |
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35 | |
41 | |
36 | struct client : rxvt_connection { |
42 | struct client : rxvt_connection { |
37 | client (); |
43 | client (); |
38 | }; |
44 | }; |
39 | |
45 | |
40 | client::client () |
46 | client::client () |
41 | { |
47 | { |
42 | if ((fd = socket (PF_UNIX, SOCK_STREAM, 0)) < 0) |
48 | if ((fd = socket (AF_UNIX, SOCK_STREAM, 0)) < 0) |
43 | { |
49 | { |
44 | perror ("unable to create communications socket"); |
50 | perror ("unable to create communications socket"); |
45 | exit (EXIT_FAILURE); |
51 | exit (STATUS_FAILURE); |
46 | } |
52 | } |
47 | |
53 | |
48 | char *sockname = rxvt_connection::unix_sockname (); |
54 | char *sockname = rxvt_connection::unix_sockname (); |
49 | sockaddr_un sa; |
55 | sockaddr_un sa; |
50 | sa.sun_family = AF_UNIX; |
56 | sa.sun_family = AF_UNIX; |
51 | strcpy (sa.sun_path, sockname); |
57 | strcpy (sa.sun_path, sockname); |
52 | free (sockname); |
58 | free (sockname); |
53 | |
59 | |
54 | if (connect (fd, (sockaddr *)&sa, sizeof (sa))) |
60 | if (connect (fd, (sockaddr *)&sa, sizeof (sa))) |
55 | { |
61 | { |
56 | perror ("unable to connect to rxvtd"); |
62 | perror ("unable to connect to the rxvt-unicode daemon"); |
57 | exit (EXIT_FAILURE); |
63 | exit (STATUS_CONNECTION_FAILED); |
58 | } |
64 | } |
59 | } |
65 | } |
60 | |
66 | |
61 | extern char **environ; |
67 | extern char **environ; |
62 | |
68 | |
63 | int |
69 | int |
64 | main (int argc, const char *const *argv) |
70 | main (int argc, const char *const *argv) |
65 | { |
71 | { |
66 | client c; |
72 | client c; |
67 | char buf[PATH_MAX]; |
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68 | |
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69 | { |
73 | { |
70 | sigset_t ss; |
74 | sigset_t ss; |
71 | |
75 | |
72 | sigemptyset (&ss); |
76 | sigemptyset (&ss); |
73 | sigaddset (&ss, SIGHUP); |
77 | sigaddset (&ss, SIGHUP); |
74 | sigprocmask (SIG_BLOCK, &ss, 0); |
78 | sigprocmask (SIG_BLOCK, &ss, 0); |
75 | } |
79 | } |
76 | |
80 | |
77 | c.send ("NEW"); |
81 | c.send ("NEW"); |
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82 | |
78 | // instead of getcwd we could opendir (".") and pass the fd for fchdir *g* |
83 | // instead of getcwd we could opendir (".") and pass the fd for fchdir *g* |
79 | c.send ("CWD"), c.send (getcwd (buf, sizeof (buf))); |
84 | char cwd[PATH_MAX]; |
80 | |
85 | |
81 | for (char **var = environ; *environ; environ++) |
86 | if (!getcwd (cwd, sizeof (cwd))) |
82 | c.send ("ENV"), c.send (*environ); |
87 | { |
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88 | perror ("unable to determine current working directory"); |
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89 | exit (STATUS_FAILURE); |
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90 | } |
83 | |
91 | |
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92 | c.send ("CWD"), c.send (cwd); |
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93 | |
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94 | for (char **var = environ; *var; var++) |
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95 | c.send ("ENV"), c.send (*var); |
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96 | |
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97 | const char *base = strrchr (argv[0], '/'); |
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98 | base = base ? base + 1 : argv[0]; |
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99 | c.send ("ARG"), c.send (strcmp (base, RXVTNAME "c") ? base : RXVTNAME); |
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100 | |
84 | for (int i = 0; i < argc; i++) |
101 | for (int i = 1; i < argc; i++) |
85 | c.send ("ARG"), c.send (argv[i]); |
102 | c.send ("ARG"), c.send (argv[i]); |
86 | |
103 | |
87 | c.send ("END"); |
104 | c.send ("END"); |
88 | |
105 | |
89 | auto_str tok; |
106 | auto_str tok; |
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107 | int cint; |
90 | |
108 | |
91 | for (;;) |
109 | for (;;) |
92 | if (!c.recv (tok)) |
110 | if (!c.recv (tok)) |
93 | { |
111 | { |
94 | fprintf (stderr, "protocol error: unexpected eof from server.\n"); |
112 | fprintf (stderr, "protocol error: unexpected eof from server.\n"); |
95 | break; |
113 | break; |
96 | } |
114 | } |
97 | else if (!strcmp (tok, "MSG") && c.recv (tok)) |
115 | else if (!strcmp (tok, "MSG") && c.recv (tok)) |
98 | fprintf (stderr, "%s", (const char *)tok); |
116 | fprintf (stderr, "%s", (const char *)tok); |
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117 | else if (!strcmp (tok, "GETFD") && c.recv (cint)) |
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118 | { |
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119 | if (!ptytty::send_fd (c.fd, cint)) |
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120 | { |
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121 | fprintf (stderr, "unable to send fd %d: ", cint); perror (0); |
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122 | exit (STATUS_FAILURE); |
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123 | } |
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124 | } |
99 | else if (!strcmp (tok, "END")) |
125 | else if (!strcmp (tok, "END")) |
100 | { |
126 | { |
101 | int success; |
127 | int success; |
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128 | |
102 | if (c.recv (success)) |
129 | if (c.recv (success)) |
103 | exit (success ? EXIT_SUCCESS : EXIT_FAILURE); |
130 | exit (success ? STATUS_SUCCESS : STATUS_FAILURE); |
104 | } |
131 | } |
105 | else |
132 | else |
106 | { |
133 | { |
107 | fprintf (stderr, "protocol error: received illegal token '%s'.\n", (const char *)tok); |
134 | fprintf (stderr, "protocol error: received unsupported token '%s'.\n", (const char *)tok); |
108 | break; |
135 | break; |
109 | } |
136 | } |
110 | |
137 | |
111 | return EXIT_FAILURE; |
138 | return STATUS_FAILURE; |
112 | } |
139 | } |
113 | |
140 | |