Added all of the MH sources, including RCS files, in
[mmh] / docs / historical / mh-6.8.5 / miscellany / less-177 / vecho.c
1 /*
2  * This dumb little program emulates the System V "echo" command,
3  * to accommodate BSD systems which don't understand the \c escape,
4  * meaning don't echo a newline.  BSD uses "echo -n".
5  */
6
7 #include <stdio.h>
8
9 int putnl;
10
11 main(argc, argv)
12         int argc;
13         char *argv[];
14 {
15         putnl = 1;
16         while (--argc > 0)
17         {
18                 vecho(*++argv);
19                 if (argc > 1)
20                         putchar(' ');
21         }
22         if (putnl)
23                 putchar('\n');
24         exit(0);
25 }
26
27 vecho(str)
28         char *str;
29 {
30         register char *s;
31
32         for (s = str;  *s != '\0';  s++)
33         {
34                 if (*s == '\\' && s[1] == 'c')
35                 {
36                         putnl = 0;
37                         return;
38                 }
39                 putchar(*s);
40         }
41 }