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cd1a2927 MT |
1 | /* SmoothWall helper program - iowrap.\r |
2 | *\r | |
3 | * This program is distributed under the terms of the GNU General Public\r | |
4 | * Licence. See the file COPYING for details.\r | |
5 | *\r | |
6 | * (c) Lawrence Manning, 2001\r | |
7 | * Installer helper for redirecting stdout/stderr to a file/terminal.\r | |
8 | * init calls ash through this program to shove it on a tty.\r | |
9 | * \r | |
10 | * $Id: iowrap.c,v 1.2 2001/11/27 15:20:50 riddles Exp $\r | |
11 | * \r | |
12 | */\r | |
13 | \r | |
14 | #include <stdio.h>\r | |
15 | #include <sys/types.h>\r | |
16 | #include <sys/stat.h>\r | |
17 | #include <fcntl.h>\r | |
18 | #include <unistd.h>\r | |
19 | \r | |
20 | int main(int argc, char *argv[])\r | |
21 | {\r | |
22 | /* Prog takes one argument. A device to run on (like a getty) */\r | |
23 | if (argc >= 2)\r | |
24 | {\r | |
25 | int fd;\r | |
26 | \r | |
27 | if ((fd = open(argv[1], O_RDWR)) == -1)\r | |
28 | {\r | |
29 | printf("Couldn't open device\n");\r | |
30 | return 0;\r | |
31 | }\r | |
32 | dup2(fd, 0);\r | |
33 | dup2(fd, 1);\r | |
34 | dup2(fd, 2);\r | |
35 | /* Now its sending/reading on that device. */\r | |
36 | }\r | |
37 | \r | |
38 | if (argc >= 3) \r | |
39 | execvp(argv[2], &argv[2]);\r | |
40 | else\r | |
41 | printf("No command\n");\r | |
42 | \r | |
43 | return 0;\r | |
44 | }\r |