… | |
… | |
22 | *---------------------------------------------------------------------*/ |
22 | *---------------------------------------------------------------------*/ |
23 | |
23 | |
24 | #include "../config.h" /* NECESSARY */ |
24 | #include "../config.h" /* NECESSARY */ |
25 | #include "rxvt.h" |
25 | #include "rxvt.h" |
26 | |
26 | |
27 | # include <cstdlib> |
27 | #include <cstdlib> |
28 | # include <cstring> |
28 | #include <cstring> |
29 | |
29 | |
30 | #ifdef HAVE_SYS_TYPES_H |
|
|
31 | # include <sys/types.h> |
30 | #include <sys/types.h> |
32 | #endif |
31 | #include <sys/socket.h> |
33 | #ifdef HAVE_UNISTD_H |
|
|
34 | # include <unistd.h> |
32 | #include <unistd.h> |
35 | #endif |
|
|
36 | #ifdef HAVE_FCNTL_H |
|
|
37 | # include <fcntl.h> |
33 | #include <fcntl.h> |
38 | #endif |
34 | |
39 | #ifdef HAVE_SYS_IOCTL_H |
35 | #ifdef HAVE_SYS_IOCTL_H |
40 | # include <sys/ioctl.h> |
36 | # include <sys/ioctl.h> |
41 | #endif |
37 | #endif |
42 | #if defined(PTYS_ARE_PTMX) && defined(HAVE_SYS_STROPTS_H) |
38 | #if defined(PTYS_ARE_PTMX) && defined(HAVE_SYS_STROPTS_H) |
43 | # include <sys/stropts.h> /* for I_PUSH */ |
39 | # include <sys/stropts.h> /* for I_PUSH */ |
… | |
… | |
53 | # include <util.h> |
49 | # include <util.h> |
54 | #endif |
50 | #endif |
55 | |
51 | |
56 | #include <cstdio> |
52 | #include <cstdio> |
57 | #include <grp.h> |
53 | #include <grp.h> |
|
|
54 | |
|
|
55 | #include "rxvtutil.h" |
|
|
56 | #include "fdpass.h" |
|
|
57 | #include "ptytty.h" |
58 | |
58 | |
59 | ///////////////////////////////////////////////////////////////////////////// |
59 | ///////////////////////////////////////////////////////////////////////////// |
60 | |
60 | |
61 | /* ------------------------------------------------------------------------- * |
61 | /* ------------------------------------------------------------------------- * |
62 | * GET PSEUDO TELETYPE - MASTER AND SLAVE * |
62 | * GET PSEUDO TELETYPE - MASTER AND SLAVE * |
… | |
… | |
64 | /* |
64 | /* |
65 | * Returns pty file descriptor, or -1 on failure |
65 | * Returns pty file descriptor, or -1 on failure |
66 | * If successful, ttydev is set to the name of the slave device. |
66 | * If successful, ttydev is set to the name of the slave device. |
67 | * fd_tty _may_ also be set to an open fd to the slave device |
67 | * fd_tty _may_ also be set to an open fd to the slave device |
68 | */ |
68 | */ |
69 | static int |
69 | static inline int |
70 | get_pty (int *fd_tty, char **ttydev) |
70 | get_pty_streams (int *fd_tty, char **ttydev) |
71 | { |
71 | { |
|
|
72 | #ifdef NO_SETOWNER_TTYDEV |
72 | int pfd; |
73 | int pfd; |
73 | |
74 | |
|
|
75 | # ifdef PTYS_ARE_GETPT |
|
|
76 | pfd = getpt(); |
|
|
77 | # else |
|
|
78 | # ifdef PTYS_ARE_POSIX |
|
|
79 | pfd = posix_openpt (O_RDWR); |
|
|
80 | # else |
|
|
81 | pfd = open ("/dev/ptmx", O_RDWR | O_NOCTTY, 0); |
|
|
82 | # endif |
|
|
83 | # endif |
|
|
84 | if (pfd >= 0) |
|
|
85 | { |
|
|
86 | if (grantpt (pfd) == 0 /* change slave permissions */ |
|
|
87 | && unlockpt (pfd) == 0) |
|
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88 | { /* slave now unlocked */ |
|
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89 | *ttydev = strdup (ptsname (pfd)); /* get slave's name */ |
|
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90 | return pfd; |
|
|
91 | } |
|
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92 | close (pfd); |
|
|
93 | } |
|
|
94 | #endif |
|
|
95 | return -1; |
|
|
96 | } |
|
|
97 | |
|
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98 | static inline int |
|
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99 | get_pty_openpty (int *fd_tty, char **ttydev) |
|
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100 | { |
74 | #ifdef PTYS_ARE_OPENPTY |
101 | #ifdef PTYS_ARE_OPENPTY |
|
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102 | int pfd; |
|
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103 | int res; |
75 | char tty_name[sizeof "/dev/pts/????\0"]; |
104 | char tty_name[sizeof "/dev/pts/????\0"]; |
76 | |
105 | |
77 | rxvt_privileges(RESTORE); |
|
|
78 | int res = openpty (&pfd, fd_tty, tty_name, NULL, NULL); |
106 | res = openpty (&pfd, fd_tty, tty_name, NULL, NULL); |
79 | rxvt_privileges(IGNORE); |
|
|
80 | |
|
|
81 | if (res != -1) |
107 | if (res != -1) |
82 | { |
108 | { |
83 | *ttydev = strdup (tty_name); |
109 | *ttydev = strdup (tty_name); |
84 | return pfd; |
110 | return pfd; |
85 | } |
111 | } |
86 | #endif |
112 | #endif |
|
|
113 | return -1; |
|
|
114 | } |
87 | |
115 | |
|
|
116 | static inline int |
|
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117 | get_pty__getpty (int *fd_tty, char **ttydev) |
|
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118 | { |
88 | #ifdef PTYS_ARE__GETPTY |
119 | #ifdef PTYS_ARE__GETPTY |
|
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120 | int pfd; |
|
|
121 | |
89 | *ttydev = _getpty (&pfd, O_RDWR | O_NONBLOCK | O_NOCTTY, 0622, 0); |
122 | *ttydev = _getpty (&pfd, O_RDWR | O_NONBLOCK | O_NOCTTY, 0622, 0); |
90 | if (*ttydev != NULL) |
123 | if (*ttydev != NULL) |
91 | return pfd; |
124 | return pfd; |
92 | #endif |
125 | #endif |
|
|
126 | return -1; |
|
|
127 | } |
93 | |
128 | |
94 | #if defined(HAVE_GRANTPT) && defined(HAVE_UNLOCKPT) |
129 | static inline int |
95 | # if defined(PTYS_ARE_GETPT) || defined(PTYS_ARE_POSIX) || defined(PTYS_ARE_PTMX) |
130 | get_pty_ptc (int *fd_tty, char **ttydev) |
96 | |
131 | { |
97 | { |
|
|
98 | # ifdef PTYS_ARE_GETPT |
|
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99 | pfd = getpt(); |
|
|
100 | # else |
|
|
101 | # ifdef PTYS_ARE_POSIX |
|
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102 | pfd = posix_openpt (O_RDWR); |
|
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103 | # else |
|
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104 | pfd = open ("/dev/ptmx", O_RDWR | O_NOCTTY, 0); |
|
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105 | # endif |
|
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106 | # endif |
|
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107 | |
|
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108 | if (pfd >= 0) |
|
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109 | { |
|
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110 | if (grantpt (pfd) == 0 /* change slave permissions */ |
|
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111 | && unlockpt (pfd) == 0) |
|
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112 | { /* slave now unlocked */ |
|
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113 | *ttydev = strdup (ptsname (pfd)); /* get slave's name */ |
|
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114 | return pfd; |
|
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115 | } |
|
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116 | close (pfd); |
|
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117 | } |
|
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118 | } |
|
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119 | # endif |
|
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120 | #endif |
|
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121 | |
|
|
122 | #ifdef PTYS_ARE_PTC |
132 | #ifdef PTYS_ARE_PTC |
|
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133 | int pfd; |
|
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134 | |
123 | if ((pfd = open ("/dev/ptc", O_RDWR | O_NOCTTY, 0)) >= 0) |
135 | if ((pfd = open ("/dev/ptc", O_RDWR | O_NOCTTY, 0)) >= 0) |
124 | { |
136 | { |
125 | *ttydev = strdup (ttyname (pfd)); |
137 | *ttydev = strdup (ttyname (pfd)); |
126 | return pfd; |
138 | return pfd; |
127 | } |
139 | } |
128 | #endif |
140 | #endif |
|
|
141 | return -1; |
|
|
142 | } |
129 | |
143 | |
|
|
144 | static inline int |
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145 | get_pty_clone (int *fd_tty, char **ttydev) |
|
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146 | { |
130 | #ifdef PTYS_ARE_CLONE |
147 | #ifdef PTYS_ARE_CLONE |
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148 | int pfd; |
|
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149 | |
131 | if ((pfd = open ("/dev/ptym/clone", O_RDWR | O_NOCTTY, 0)) >= 0) |
150 | if ((pfd = open ("/dev/ptym/clone", O_RDWR | O_NOCTTY, 0)) >= 0) |
132 | { |
151 | { |
133 | *ttydev = strdup (ptsname (pfd)); |
152 | *ttydev = strdup (ptsname (pfd)); |
134 | return pfd; |
153 | return pfd; |
135 | } |
154 | } |
136 | #endif |
155 | #endif |
|
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156 | return -1; |
|
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157 | } |
137 | |
158 | |
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159 | static inline int |
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160 | get_pty_numeric (int *fd_tty, char **ttydev) |
|
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161 | { |
138 | #ifdef PTYS_ARE_NUMERIC |
162 | #ifdef PTYS_ARE_NUMERIC |
139 | { |
163 | int pfd; |
140 | int idx; |
164 | int idx; |
141 | char *c1, *c2; |
165 | char *c1, *c2; |
142 | char pty_name[] = "/dev/ptyp???"; |
166 | char pty_name[] = "/dev/ptyp???"; |
143 | char tty_name[] = "/dev/ttyp???"; |
167 | char tty_name[] = "/dev/ttyp???"; |
144 | |
168 | |
… | |
… | |
163 | } |
187 | } |
164 | |
188 | |
165 | close (pfd); |
189 | close (pfd); |
166 | } |
190 | } |
167 | } |
191 | } |
168 | } |
|
|
169 | #endif |
192 | #endif |
|
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193 | return -1; |
|
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194 | } |
170 | |
195 | |
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196 | static inline int |
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197 | get_pty_searched (int *fd_tty, char **ttydev) |
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198 | { |
171 | #ifdef PTYS_ARE_SEARCHED |
199 | #ifdef PTYS_ARE_SEARCHED |
172 | { |
200 | # ifndef PTYCHAR1 |
|
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201 | # define PTYCHAR1 "pqrstuvwxyz" |
|
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202 | # endif |
|
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203 | # ifndef PTYCHAR2 |
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204 | # define PTYCHAR2 "0123456789abcdef" |
|
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205 | # endif |
|
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206 | int pfd; |
173 | const char *c1, *c2; |
207 | const char *c1, *c2; |
174 | char pty_name[] = "/dev/pty??"; |
208 | char pty_name[] = "/dev/pty??"; |
175 | char tty_name[] = "/dev/tty??"; |
209 | char tty_name[] = "/dev/tty??"; |
176 | |
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177 | # ifndef PTYCHAR1 |
|
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178 | # define PTYCHAR1 "pqrstuvwxyz" |
|
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179 | # endif |
|
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180 | # ifndef PTYCHAR2 |
|
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181 | # define PTYCHAR2 "0123456789abcdef" |
|
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182 | # endif |
|
|
183 | |
210 | |
184 | for (c1 = PTYCHAR1; *c1; c1++) |
211 | for (c1 = PTYCHAR1; *c1; c1++) |
185 | { |
212 | { |
186 | pty_name[ (sizeof (pty_name) - 3)] = |
213 | pty_name[ (sizeof (pty_name) - 3)] = |
187 | tty_name[ (sizeof (pty_name) - 3)] = *c1; |
214 | tty_name[ (sizeof (pty_name) - 3)] = *c1; |
… | |
… | |
199 | |
226 | |
200 | close (pfd); |
227 | close (pfd); |
201 | } |
228 | } |
202 | } |
229 | } |
203 | } |
230 | } |
204 | } |
|
|
205 | #endif |
231 | #endif |
|
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232 | return -1; |
|
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233 | } |
206 | |
234 | |
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235 | static int |
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236 | get_pty (int *fd_tty, char **ttydev) |
|
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237 | { |
|
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238 | int pfd; |
|
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239 | |
|
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240 | if ((pfd = get_pty_streams (fd_tty, ttydev)) != -1 |
|
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241 | || (pfd = get_pty_openpty (fd_tty, ttydev)) != -1 |
|
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242 | || (pfd = get_pty__getpty (fd_tty, ttydev)) != -1 |
|
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243 | || (pfd = get_pty_ptc (fd_tty, ttydev)) != -1 |
|
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244 | || (pfd = get_pty_clone (fd_tty, ttydev)) != -1 |
|
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245 | || (pfd = get_pty_numeric (fd_tty, ttydev)) != -1 |
|
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246 | || (pfd = get_pty_searched (fd_tty, ttydev)) != -1) |
|
|
247 | return pfd; |
207 | return -1; |
248 | return -1; |
208 | } |
249 | } |
209 | |
250 | |
210 | /*----------------------------------------------------------------------*/ |
251 | /*----------------------------------------------------------------------*/ |
211 | /* |
252 | /* |
… | |
… | |
222 | * Make our tty a controlling tty so that /dev/tty points to us |
263 | * Make our tty a controlling tty so that /dev/tty points to us |
223 | */ |
264 | */ |
224 | static int |
265 | static int |
225 | control_tty (int fd_tty) |
266 | control_tty (int fd_tty) |
226 | { |
267 | { |
227 | #ifndef __QNX__ |
|
|
228 | int fd; |
268 | int fd; |
229 | |
269 | |
230 | /* ---------------------------------------- */ |
270 | /* ---------------------------------------- */ |
231 | # ifdef HAVE_SETSID |
|
|
232 | setsid (); |
271 | setsid (); |
233 | # endif |
|
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234 | # if defined(HAVE_SETPGID) |
|
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235 | setpgid (0, 0); |
|
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236 | # elif defined(HAVE_SETPGRP) |
|
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237 | setpgrp (0, 0); |
|
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238 | # endif |
|
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239 | |
|
|
240 | /* ---------------------------------------- */ |
|
|
241 | # ifdef TIOCNOTTY |
|
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242 | fd = open ("/dev/tty", O_RDWR | O_NOCTTY); |
|
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243 | if (fd >= 0) |
|
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244 | { |
|
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245 | ioctl (fd, TIOCNOTTY, NULL); /* void tty associations */ |
|
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246 | close (fd); |
|
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247 | } |
|
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248 | # endif |
|
|
249 | |
|
|
250 | /* ---------------------------------------- */ |
|
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251 | fd = open ("/dev/tty", O_RDWR | O_NOCTTY); |
|
|
252 | if (fd >= 0) |
|
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253 | close (fd); /* ouch: still have controlling tty */ |
|
|
254 | |
272 | |
255 | /* ---------------------------------------- */ |
273 | /* ---------------------------------------- */ |
256 | # if defined(PTYS_ARE_PTMX) && defined(I_PUSH) |
274 | # if defined(PTYS_ARE_PTMX) && defined(I_PUSH) |
257 | /* |
275 | /* |
258 | * Push STREAMS modules: |
276 | * Push STREAMS modules: |
… | |
… | |
286 | fd = open ("/dev/tty", O_WRONLY); |
304 | fd = open ("/dev/tty", O_WRONLY); |
287 | if (fd < 0) |
305 | if (fd < 0) |
288 | return -1; /* fatal */ |
306 | return -1; /* fatal */ |
289 | close (fd); |
307 | close (fd); |
290 | /* ---------------------------------------- */ |
308 | /* ---------------------------------------- */ |
291 | #endif /* ! __QNX__ */ |
|
|
292 | |
309 | |
293 | return 0; |
310 | return 0; |
294 | } |
311 | } |
295 | |
312 | |
296 | void |
313 | void |
… | |
… | |
367 | void |
384 | void |
368 | rxvt_ptytty_unix::privileges (rxvt_privaction action) |
385 | rxvt_ptytty_unix::privileges (rxvt_privaction action) |
369 | { |
386 | { |
370 | if (!name || !*name) |
387 | if (!name || !*name) |
371 | return; |
388 | return; |
372 | |
|
|
373 | rxvt_privileges (RESTORE); |
|
|
374 | |
389 | |
375 | if (action == SAVE) |
390 | if (action == SAVE) |
376 | { |
391 | { |
377 | # ifndef RESET_TTY_TO_COMMON_DEFAULTS |
392 | # ifndef RESET_TTY_TO_COMMON_DEFAULTS |
378 | /* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */ |
393 | /* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */ |
… | |
… | |
401 | chmod (name, (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH)); |
416 | chmod (name, (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH)); |
402 | chown (name, 0, 0); |
417 | chown (name, 0, 0); |
403 | # endif |
418 | # endif |
404 | |
419 | |
405 | } |
420 | } |
406 | |
|
|
407 | rxvt_privileges (IGNORE); |
|
|
408 | } |
421 | } |
409 | #endif |
422 | #endif |
410 | |
423 | |
411 | rxvt_ptytty_unix::rxvt_ptytty_unix () |
424 | rxvt_ptytty_unix::rxvt_ptytty_unix () |
412 | { |
425 | { |
… | |
… | |
420 | #endif |
433 | #endif |
421 | } |
434 | } |
422 | |
435 | |
423 | rxvt_ptytty_unix::~rxvt_ptytty_unix () |
436 | rxvt_ptytty_unix::~rxvt_ptytty_unix () |
424 | { |
437 | { |
|
|
438 | #if UTMP_SUPPORT |
425 | logout (); |
439 | logout (); |
|
|
440 | #endif |
426 | put (); |
441 | put (); |
427 | } |
442 | } |
428 | |
443 | |
429 | void |
444 | void |
430 | rxvt_ptytty_unix::put () |
445 | rxvt_ptytty_unix::put () |
… | |
… | |
465 | } |
480 | } |
466 | |
481 | |
467 | return true; |
482 | return true; |
468 | } |
483 | } |
469 | |
484 | |
|
|
485 | #if PTYTTY_HELPER |
|
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486 | |
|
|
487 | static int sock_fd; |
|
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488 | static int pid; |
|
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489 | |
|
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490 | struct command |
|
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491 | { |
|
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492 | enum { get, login, destroy } type; |
|
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493 | |
|
|
494 | rxvt_ptytty *id; |
|
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495 | |
|
|
496 | bool login_shell; |
|
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497 | int cmd_pid; |
|
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498 | char hostname[512]; // arbitrary, but should be plenty |
|
|
499 | }; |
|
|
500 | |
|
|
501 | struct rxvt_ptytty_proxy : zero_initialized, rxvt_ptytty |
|
|
502 | { |
|
|
503 | rxvt_ptytty *id; |
|
|
504 | |
|
|
505 | ~rxvt_ptytty_proxy (); |
|
|
506 | |
|
|
507 | bool get (); |
|
|
508 | void login (int cmd_pid, bool login_shell, const char *hostname); |
|
|
509 | }; |
|
|
510 | |
|
|
511 | bool |
|
|
512 | rxvt_ptytty_proxy::get () |
|
|
513 | { |
|
|
514 | command cmd; |
|
|
515 | |
|
|
516 | cmd.type = command::get; |
|
|
517 | |
|
|
518 | write (sock_fd, &cmd, sizeof (cmd)); |
|
|
519 | |
|
|
520 | if (read (sock_fd, &id, sizeof (id)) != sizeof (id)) |
|
|
521 | rxvt_fatal ("protocol error while creating pty using helper process, aborting.\n"); |
|
|
522 | |
|
|
523 | if (!id) |
|
|
524 | return false; |
|
|
525 | |
|
|
526 | if ((pty = rxvt_recv_fd (sock_fd)) < 0 |
|
|
527 | || (tty = rxvt_recv_fd (sock_fd)) < 0) |
|
|
528 | rxvt_fatal ("protocol error while reading pty/tty fds from helper process, aborting.\n"); |
|
|
529 | |
|
|
530 | return true; |
|
|
531 | } |
|
|
532 | |
|
|
533 | void |
|
|
534 | rxvt_ptytty_proxy::login (int cmd_pid, bool login_shell, const char *hostname) |
|
|
535 | { |
|
|
536 | command cmd; |
|
|
537 | |
|
|
538 | cmd.type = command::login; |
|
|
539 | cmd.id = id; |
|
|
540 | cmd.cmd_pid = cmd_pid; |
|
|
541 | cmd.login_shell = login_shell; |
|
|
542 | strncpy (cmd.hostname, hostname, sizeof (cmd.hostname)); |
|
|
543 | |
|
|
544 | write (sock_fd, &cmd, sizeof (cmd)); |
|
|
545 | } |
|
|
546 | |
|
|
547 | rxvt_ptytty_proxy::~rxvt_ptytty_proxy () |
|
|
548 | { |
|
|
549 | command cmd; |
|
|
550 | |
|
|
551 | cmd.type = command::destroy; |
|
|
552 | cmd.id = id; |
|
|
553 | |
|
|
554 | write (sock_fd, &cmd, sizeof (cmd)); |
|
|
555 | } |
|
|
556 | |
|
|
557 | static |
|
|
558 | void serve () |
|
|
559 | { |
|
|
560 | command cmd; |
|
|
561 | vector<rxvt_ptytty *> ptys; |
|
|
562 | |
|
|
563 | while (read (sock_fd, &cmd, sizeof (command)) == sizeof (command)) |
|
|
564 | { |
|
|
565 | if (cmd.type == command::get) |
|
|
566 | { |
|
|
567 | // -> id ptyfd ttyfd |
|
|
568 | cmd.id = new rxvt_ptytty_unix; |
|
|
569 | |
|
|
570 | if (cmd.id->get ()) |
|
|
571 | { |
|
|
572 | write (sock_fd, &cmd.id, sizeof (cmd.id)); |
|
|
573 | ptys.push_back (cmd.id); |
|
|
574 | |
|
|
575 | rxvt_send_fd (sock_fd, cmd.id->pty); |
|
|
576 | rxvt_send_fd (sock_fd, cmd.id->tty); |
|
|
577 | } |
|
|
578 | else |
|
|
579 | { |
|
|
580 | delete cmd.id; |
|
|
581 | cmd.id = 0; |
|
|
582 | write (sock_fd, &cmd.id, sizeof (cmd.id)); |
|
|
583 | } |
|
|
584 | } |
|
|
585 | else if (cmd.type == command::login) |
|
|
586 | { |
|
|
587 | #if UTMP_SUPPORT |
|
|
588 | if (find (ptys.begin (), ptys.end (), cmd.id)) |
|
|
589 | { |
|
|
590 | cmd.hostname[sizeof (cmd.hostname) - 1] = 0; |
|
|
591 | cmd.id->login (cmd.cmd_pid, cmd.login_shell, cmd.hostname); |
|
|
592 | } |
|
|
593 | #endif |
|
|
594 | } |
|
|
595 | else if (cmd.type == command::destroy) |
|
|
596 | { |
|
|
597 | rxvt_ptytty **pty = find (ptys.begin (), ptys.end (), cmd.id); |
|
|
598 | |
|
|
599 | if (pty) |
|
|
600 | { |
|
|
601 | delete *pty; |
|
|
602 | ptys.erase (pty); |
|
|
603 | } |
|
|
604 | } |
|
|
605 | else |
|
|
606 | break; |
|
|
607 | } |
|
|
608 | |
|
|
609 | // destroy all ptys |
|
|
610 | for (rxvt_ptytty **i = ptys.end (); i-- > ptys.begin (); ) |
|
|
611 | delete *i; |
|
|
612 | } |
|
|
613 | |
|
|
614 | void rxvt_ptytty_server () |
|
|
615 | { |
|
|
616 | int sv[2]; |
|
|
617 | |
|
|
618 | if (socketpair (AF_UNIX, SOCK_STREAM, 0, sv)) |
|
|
619 | rxvt_fatal ("could not create socket to communicate with pty/sessiondb helper, aborting.\n"); |
|
|
620 | |
|
|
621 | pid = fork (); |
|
|
622 | |
|
|
623 | if (pid < 0) |
|
|
624 | rxvt_fatal ("could not create pty/sessiondb helper process, aborting.\n"); |
|
|
625 | |
|
|
626 | if (pid) |
|
|
627 | { |
|
|
628 | // client, urxvt |
|
|
629 | sock_fd = sv[0]; |
|
|
630 | close (sv[1]); |
|
|
631 | fcntl (sock_fd, F_SETFD, FD_CLOEXEC); |
|
|
632 | } |
|
|
633 | else |
|
|
634 | { |
|
|
635 | setgid (getegid ()); |
|
|
636 | setuid (geteuid ()); |
|
|
637 | |
|
|
638 | // server, pty-helper |
|
|
639 | sock_fd = sv[1]; |
|
|
640 | |
|
|
641 | for (int fd = 0; fd < 1023; fd++) |
|
|
642 | if (fd != sock_fd && fd != 1) |
|
|
643 | close (fd); |
|
|
644 | |
|
|
645 | serve (); |
|
|
646 | _exit (EXIT_SUCCESS); |
|
|
647 | } |
|
|
648 | } |
|
|
649 | #endif |
|
|
650 | |
|
|
651 | // a "factory" *g* |
|
|
652 | rxvt_ptytty * |
|
|
653 | rxvt_new_ptytty () |
|
|
654 | { |
|
|
655 | #if PTYTTY_HELPER |
|
|
656 | if (pid > 0) |
|
|
657 | // use helper process |
|
|
658 | return new rxvt_ptytty_proxy; |
|
|
659 | else |
|
|
660 | #endif |
|
|
661 | return new rxvt_ptytty_unix; |
|
|
662 | } |
|
|
663 | |
470 | /*----------------------- end-of-file (C source) -----------------------*/ |
664 | /*----------------------- end-of-file (C source) -----------------------*/ |
471 | |
665 | |