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29 * @(#)getpar.c 8.1 (Berkeley) 5/31/93
30 * $FreeBSD: src/games/trek/getpar.c,v 1.5 1999/11/30 03:49:48 billf Exp $
31 * $DragonFly: src/games/trek/getpar.c,v 1.3 2006/09/07 21:19:44 pavalos Exp $
37 static bool testterm(void);
40 ** get integer parameter
44 getintpar(const char *s)
55 if (i > 0 && testterm())
57 printf("invalid input; please enter an integer\n");
63 ** get floating parameter
67 getfltpar(const char *s)
78 if (i > 0 && testterm())
80 printf("invalid input; please enter a double\n");
86 ** get yes/no parameter
89 struct cvntab Yntab[] = {
90 { "y", "es", (cmdfun)1, 0 },
91 { "n", "o", (cmdfun)0, 0 },
92 { NULL, NULL, NULL, 0 }
96 getynpar(const char *s)
100 r = getcodpar(s, Yntab);
101 return ((long) r->value);
106 ** get coded parameter
110 getcodpar(const char *s, struct cvntab tab[])
122 flag |= (f = testnl());
126 cgetc(0); /* throw out the newline */
128 if ((c = scanf("%[^ \t;\n]", input)) < 0)
134 /* if command list, print four per line */
135 if (input[0] == '?' && input[1] == 0) {
137 for (r = tab; r->abrev; r++) {
138 strcpy(input, r->abrev);
139 strcat(input, r->full);
140 printf("%14.14s", input);
151 /* search for in table */
152 for (r = tab; r->abrev; r++) {
154 for (q = r->abrev; *q; q++)
158 for (q = r->full; *p && *q; q++, p++)
166 /* check for not found */
168 printf("invalid input; ? for valid inputs\n");
178 ** get string parameter
182 getstrpar(const char *s, char *r, int l, const char *t)
190 sprintf(format, "%%%d[^%s]", l, t);
192 if ((f = testnl()) && s)
197 i = scanf(format, r);
207 ** test if newline is next valid character
215 while ((c = cgetc(0)) != '\n') {
216 if ((c >= '0' && c <= '9') || c == '.' || c == '!' ||
217 (c >= 'A' && c <= 'Z') ||
218 (c >= 'a' && c <= 'z') || c == '-') {
245 ** test for valid terminator
257 if (c == '\n' || c == ';')
264 ** TEST FOR SPECIFIED DELIMITER
266 ** The standard input is scanned for the parameter. If found,
267 ** it is thrown away and non-zero is returned. If not found,
276 while ((c = cgetc(0))) {