+/* $NetBSD: hack.o_init.c,v 1.14 2011/08/06 20:42:43 dholland Exp $ */
+
/*
- * Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985.
+ * Copyright (c) 1985, Stichting Centrum voor Wiskunde en Informatica,
+ * Amsterdam
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * - Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * - Neither the name of the Stichting Centrum voor Wiskunde en
+ * Informatica, nor the names of its contributors may be used to endorse or
+ * promote products derived from this software without specific prior
+ * written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
+ * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
+ * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
+ * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
+/*
+ * Copyright (c) 1982 Jay Fenlason <hack@gnu.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
+ * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
#ifndef lint
-static char rcsid[] = "$NetBSD: hack.o_init.c,v 1.4 1995/04/24 12:23:27 cgd Exp $";
-#endif /* not lint */
+__RCSID("$NetBSD: hack.o_init.c,v 1.14 2011/08/06 20:42:43 dholland Exp $");
+#endif /* not lint */
+
+#include <string.h>
+#include "hack.h"
+#include "extern.h"
+#include "def.objects.h"
+#include "hack.onames.h" /* for LAST_GEM */
-#include "config.h" /* for typedefs */
-#include "def.objects.h"
-#include "hack.onames.h" /* for LAST_GEM */
-#include <string.h>
+static void setgemprobs(void);
+static int interesting_to_discover(int);
int
-letindex(let) register char let; {
-register int i = 0;
-register char ch;
- while((ch = obj_symbols[i++]) != 0)
- if(ch == let) return(i);
- return(0);
+letindex(int let)
+{
+ int i = 0;
+ char ch;
+ while ((ch = obj_symbols[i++]) != 0)
+ if (ch == let)
+ return (i);
+ return (0);
}
-init_objects(){
-register int i, j, first, last, sum, end;
-register char let, *tmp;
- /* init base; if probs given check that they add up to 100,
- otherwise compute probs; shuffle descriptions */
+void
+init_objects(void)
+{
+ int i, j, first, last, sum, end;
+ char let;
+ const char *tmp;
+ /*
+ * init base; if probs given check that they add up to 100, otherwise
+ * compute probs; shuffle descriptions
+ */
end = SIZE(objects);
first = 0;
- while( first < end ) {
+ while (first < end) {
let = objects[first].oc_olet;
- last = first+1;
- while(last < end && objects[last].oc_olet == let
- && objects[last].oc_name != NULL)
+ last = first + 1;
+ while (last < end && objects[last].oc_olet == let
+ && objects[last].oc_name != NULL)
last++;
i = letindex(let);
- if((!i && let != ILLOBJ_SYM) || bases[i] != 0)
+ if ((!i && let != ILLOBJ_SYM) || bases[i] != 0)
error("initialization error");
bases[i] = first;
- if(let == GEM_SYM)
+ if (let == GEM_SYM)
setgemprobs();
- check:
+check:
sum = 0;
- for(j = first; j < last; j++) sum += objects[j].oc_prob;
- if(sum == 0) {
- for(j = first; j < last; j++)
- objects[j].oc_prob = (100+j-first)/(last-first);
+ for (j = first; j < last; j++)
+ sum += objects[j].oc_prob;
+ if (sum == 0) {
+ for (j = first; j < last; j++)
+ objects[j].oc_prob = (100 + j - first) / (last - first);
goto check;
}
- if(sum != 100)
+ if (sum != 100)
error("init-prob error for %c", let);
- if(objects[first].oc_descr != NULL && let != TOOL_SYM){
+ if (objects[first].oc_descr != NULL && let != TOOL_SYM) {
/* shuffle, also some additional descriptions */
- while(last < end && objects[last].oc_olet == let)
+ while (last < end && objects[last].oc_olet == let)
last++;
j = last;
- while(--j > first) {
- i = first + rn2(j+1-first);
+ while (--j > first) {
+ i = first + rn2(j + 1 - first);
tmp = objects[j].oc_descr;
objects[j].oc_descr = objects[i].oc_descr;
objects[i].oc_descr = tmp;
}
}
-probtype(let) register char let; {
-register int i = bases[letindex(let)];
-register int prob = rn2(100);
- while((prob -= objects[i].oc_prob) >= 0) i++;
- if(objects[i].oc_olet != let || !objects[i].oc_name)
+int
+probtype(int let)
+{
+ int i = bases[letindex(let)];
+ int prob = rn2(100);
+ while ((prob -= objects[i].oc_prob) >= 0)
+ i++;
+ if (objects[i].oc_olet != let || !objects[i].oc_name)
panic("probtype(%c) error, i=%d", let, i);
- return(i);
+ return (i);
}
-setgemprobs()
+static void
+setgemprobs(void)
{
- register int j,first;
- extern xchar dlevel;
+ int j, first;
first = bases[letindex(GEM_SYM)];
- for(j = 0; j < 9-dlevel/3; j++)
- objects[first+j].oc_prob = 0;
+ for (j = 0; j < 9 - dlevel / 3; j++)
+ objects[first + j].oc_prob = 0;
first += j;
- if(first >= LAST_GEM || first >= SIZE(objects) ||
+ if (first >= LAST_GEM || first >= SIZE(objects) ||
objects[first].oc_olet != GEM_SYM ||
objects[first].oc_name == NULL)
printf("Not enough gems? - first=%d j=%d LAST_GEM=%d\n",
- first, j, LAST_GEM);
- for(j = first; j < LAST_GEM; j++)
- objects[j].oc_prob = (20+j-first)/(LAST_GEM-first);
+ first, j, LAST_GEM);
+ for (j = first; j < LAST_GEM; j++)
+ objects[j].oc_prob = (20 + j - first) / (LAST_GEM - first);
}
-oinit() /* level dependent initialization */
-{
+void
+oinit(void)
+{ /* level dependent initialization */
setgemprobs();
}
-extern long *alloc();
-
-savenames(fd) register fd; {
-register int i;
-unsigned len;
- bwrite(fd, (char *) bases, sizeof bases);
- bwrite(fd, (char *) objects, sizeof objects);
- /* as long as we use only one version of Hack/Quest we
- need not save oc_name and oc_descr, but we must save
- oc_uname for all objects */
- for(i=0; i < SIZE(objects); i++) {
- if(objects[i].oc_uname) {
- len = strlen(objects[i].oc_uname)+1;
- bwrite(fd, (char *) &len, sizeof len);
+void
+savenames(int fd)
+{
+ int i;
+ size_t len;
+ bwrite(fd, bases, sizeof bases);
+ bwrite(fd, objects, sizeof objects);
+ /*
+ * as long as we use only one version of Hack/Quest we need not save
+ * oc_name and oc_descr, but we must save oc_uname for all objects
+ */
+ for (i = 0; i < SIZE(objects); i++) {
+ if (objects[i].oc_uname) {
+ len = strlen(objects[i].oc_uname) + 1;
+ bwrite(fd, &len, sizeof len);
bwrite(fd, objects[i].oc_uname, len);
}
}
}
-restnames(fd) register fd; {
-register int i;
-unsigned len;
- mread(fd, (char *) bases, sizeof bases);
- mread(fd, (char *) objects, sizeof objects);
- for(i=0; i < SIZE(objects); i++) if(objects[i].oc_uname) {
- mread(fd, (char *) &len, sizeof len);
- objects[i].oc_uname = (char *) alloc(len);
- mread(fd, objects[i].oc_uname, len);
- }
+void
+restnames(int fd)
+{
+ int i;
+ unsigned len;
+ mread(fd, bases, sizeof bases);
+ mread(fd, objects, sizeof objects);
+ for (i = 0; i < SIZE(objects); i++)
+ if (objects[i].oc_uname) {
+ mread(fd, &len, sizeof len);
+ objects[i].oc_uname = alloc(len);
+ mread(fd, objects[i].oc_uname, len);
+ }
}
-dodiscovered() /* free after Robert Viduya */
-{
- extern char *typename();
- register int i, end;
- int ct = 0;
+int
+dodiscovered(void)
+{ /* free after Robert Viduya */
+ int i, end;
+ int ct = 0;
- cornline(0, "Discoveries");
+ cornline(0, "Discoveries");
- end = SIZE(objects);
- for (i = 0; i < end; i++) {
- if (interesting_to_discover (i)) {
- ct++;
- cornline(1, typename(i));
+ end = SIZE(objects);
+ for (i = 0; i < end; i++) {
+ if (interesting_to_discover(i)) {
+ ct++;
+ cornline(1, typename(i));
+ }
}
- }
- if (ct == 0) {
- pline ("You haven't discovered anything yet...");
- cornline(3, (char *) 0);
- } else
- cornline(2, (char *) 0);
-
- return(0);
+ if (ct == 0) {
+ pline("You haven't discovered anything yet...");
+ cornline(3, NULL);
+ } else
+ cornline(2, NULL);
+
+ return (0);
}
-interesting_to_discover(i)
-register int i;
+static int
+interesting_to_discover(int i)
{
- return(
- objects[i].oc_uname != NULL ||
- (objects[i].oc_name_known && objects[i].oc_descr != NULL)
- );
+ return (
+ objects[i].oc_uname != NULL ||
+ (objects[i].oc_name_known && objects[i].oc_descr != NULL)
+ );
}