1 /*
2 * Copyright 2005 Sun Microsystems, Inc. All rights reserved.
3 * Use is subject to license terms.
4 */
5
6 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
7 /* All Rights Reserved */
8
9 /*
10 * Copyright (c) 1980 Regents of the University of California.
11 * All rights reserved. The Berkeley software License Agreement
12 * specifies the terms and conditions for redistribution.
13 */
14
15 #include <locale.h>
16 #include "refer..c"
17 #define BSIZ 250
18
19 int
getq(char * v[])20 getq(char *v[])
21 {
22 static char buff[BSIZ];
23 static int eof = 0;
24 extern char *sinput;
25 char *p;
26 int c, n = 0, las = 0;
27 if (eof)
28 return (-1);
29 p = buff;
30 while ((c = (sinput ? *sinput++ : getchar())) > 0) {
31 if (c == '\n')
32 break;
33 if (isalpha(c) || isdigit(c)) {
34 if (las == 0) {
35 v[n++] = p;
36 las = 1;
37 }
38 if (las++ <= 6)
39 *p++ = c;
40 } else {
41 if (las > 0)
42 *p++ = 0;
43 las = 0;
44 }
45 }
46 *p = 0;
47 if (p > buff + BSIZ)
48 fprintf(stderr, gettext("query long than %d characters\n"),
49 BSIZ);
50 assert(p < buff + BSIZ);
51 if (sinput == 0 && c <= 0) eof = 1;
52 #if D1
53 fprintf(stderr, "no. keys %d\n", n);
54 for (c = 0; c < n; c++)
55 fprintf(stderr, "keys X%sX\n", v[c]);
56 #endif
57 return (n);
58 }
59