xref: /csrg-svn/usr.bin/pascal/libpc/ARGV.c (revision 1638)
1 /* Copyright (c) 1979 Regents of the University of California */
2 
3 static char sccsid[] = "@(#)ARGV.c 1.1 10/30/80";
4 
5 #include "h00vars.h"
6 #include "h01errs.h"
7 
8 ARGV(subscript, var, size)
9 
10 	int		subscript;	/* subscript into argv */
11 	register char	*var;		/* pointer to pascal char array */
12 	register int	size;		/* sizeof(var) */
13 {
14 	register char	*cp;
15 
16 	if (subscript >= _argc) {
17 		ERROR(EARGV, subscript);
18 		return;
19 	}
20 	cp = _argv[subscript];
21 	do	{
22 		*var++ = *cp++;
23 	} while (--size && *cp);
24 	while (size--)
25 		*var++ = ' ';
26 }
27