Commit | Line | Data |
---|---|---|
783c5c09 BJ |
1 | /* Copyright (c) 1979 Regents of the University of California */ |
2 | #include <stdio.h> | |
3 | char ibuf[BUFSIZ]; | |
4 | ||
5 | main(argc, argv) | |
6 | int argc; | |
7 | char *argv[]; | |
8 | { | |
9 | register char *linp; | |
10 | FILE *f; | |
11 | register int c; | |
12 | char line[1000]; | |
13 | ||
14 | setbuf(stdout, ibuf); | |
15 | argc--; | |
16 | argv++; | |
17 | f = stdin; | |
18 | do { | |
19 | if (argc > 0) { | |
20 | close(0); | |
21 | if ((f=fopen(argv[0], "r")) < 0) { | |
22 | perror(argv[0]); | |
23 | exit(1); | |
24 | } | |
25 | argc--, argv++; | |
26 | } | |
27 | for (;;) { | |
28 | linp = line; | |
29 | for (;;) { | |
30 | c = getc(f); | |
31 | if (c == '\n' || c == -1) | |
32 | break; | |
33 | *linp++ = c; | |
34 | } | |
35 | if (linp == line) { | |
36 | if (c == '\n') | |
37 | printf("\n"); | |
38 | } else { | |
39 | *linp = 0; | |
40 | printf("%s\r%s\n", line, line); | |
41 | } | |
42 | if (c == -1) | |
43 | break; | |
44 | } | |
45 | } while (argc > 0); | |
46 | fflush(stdout); | |
47 | exit(0); | |
48 | } |