Commit | Line | Data |
---|---|---|
1173af4e BJ |
1 | static char *sccsid = "@(#)gets.c 4.1 (Berkeley) %G%"; |
2 | #include <stdio.h> | |
3 | ||
4 | /* | |
5 | * gets [ default ] | |
6 | * | |
7 | * read a line from standard input, echoing to std output | |
8 | * if an error occurs just return "default" | |
9 | * if no default and error exit abnormally | |
10 | */ | |
11 | main(argc, argv) | |
12 | int argc; | |
13 | char *argv[]; | |
14 | { | |
15 | char buf[BUFSIZ]; | |
16 | ||
17 | if (gets(buf) == NULL || buf[0] < ' ') { | |
18 | if (argc == 1) | |
19 | exit(1); | |
20 | strcpy(buf,argv[1]); | |
21 | } | |
22 | printf("%s\n", buf); | |
23 | exit(0); | |
24 | } |