Reformat all C files.
I'll push a formatting guide at some point. There may still be outstanding changes, but please feel free to resolve those as you arrive a them. To the best of my knowledge, there is no changes to the actual code content, but the formatter does have the occasional bug. If you run into an issue, please fix it!
This commit is contained in:
184
src/rnd.c
184
src/rnd.c
@@ -1,4 +1,4 @@
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/* NetHack 3.6 rnd.c $NHDT-Date: 1426465440 2015/03/16 00:24:00 $ $NHDT-Branch: debug $:$NHDT-Revision: 1.8 $ */
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/* NetHack 3.6 rnd.c $NHDT-Date: 1431192762 2015/05/09 17:32:42 $ $NHDT-Branch: master $:$NHDT-Revision: 1.14 $ */
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/* NetHack 3.6 rnd.c $Date: 2009/05/06 10:47:41 $ $Revision: 1.7 $ */
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/* SCCS Id: @(#)rnd.c 3.5 2004/08/27 */
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/* NetHack may be freely redistributed. See license for details. */
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@@ -6,126 +6,125 @@
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#include "hack.h"
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/* "Rand()"s definition is determined by [OS]conf.h */
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#if defined(LINT) && defined(UNIX) /* rand() is long... */
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#if defined(LINT) && defined(UNIX) /* rand() is long... */
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extern int NDECL(rand);
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#define RND(x) (rand() % x)
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#define RND(x) (rand() % x)
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#else /* LINT */
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# if defined(UNIX) || defined(RANDOM)
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#define RND(x) (int)(Rand() % (long)(x))
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# else
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#if defined(UNIX) || defined(RANDOM)
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#define RND(x) (int)(Rand() % (long) (x))
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#else
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/* Good luck: the bottom order bits are cyclic. */
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#define RND(x) (int)((Rand()>>3) % (x))
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# endif
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#define RND(x) (int)((Rand() >> 3) % (x))
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#endif
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#endif /* LINT */
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int
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rn2(x) /* 0 <= rn2(x) < x */
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int rn2(x) /* 0 <= rn2(x) < x */
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register int x;
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{
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#ifdef BETA
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if (x <= 0) {
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debugpline1("rn2(%d) attempted", x);
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return(0);
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}
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x = RND(x);
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return(x);
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if (x <= 0) {
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debugpline1("rn2(%d) attempted", x);
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return (0);
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}
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x = RND(x);
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return (x);
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#else
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return(RND(x));
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return (RND(x));
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#endif
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}
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int
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rnl(x) /* 0 <= rnl(x) < x; sometimes subtracting Luck */
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register int x; /* good luck approaches 0, bad luck approaches (x-1) */
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int rnl(x) /* 0 <= rnl(x) < x; sometimes subtracting Luck */
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register int x; /* good luck approaches 0, bad luck approaches (x-1) */
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{
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register int i, adjustment;
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register int i, adjustment;
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#ifdef BETA
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if (x <= 0) {
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debugpline1("rnl(%d) attempted", x);
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return(0);
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}
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if (x <= 0) {
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debugpline1("rnl(%d) attempted", x);
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return (0);
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}
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#endif
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adjustment = Luck;
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if (x <= 15) {
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/* for small ranges, use Luck/3 (rounded away from 0);
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also guard against architecture-specific differences
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of integer division involving negative values */
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adjustment = (abs(adjustment) + 1) / 3 * sgn(adjustment);
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/*
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* 11..13 -> 4
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* 8..10 -> 3
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* 5.. 7 -> 2
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* 2.. 4 -> 1
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* -1,0,1 -> 0 (no adjustment)
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* -4..-2 -> -1
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* -7..-5 -> -2
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* -10..-8 -> -3
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* -13..-11-> -4
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*/
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}
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adjustment = Luck;
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if (x <= 15) {
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/* for small ranges, use Luck/3 (rounded away from 0);
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also guard against architecture-specific differences
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of integer division involving negative values */
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adjustment = (abs(adjustment) + 1) / 3 * sgn(adjustment);
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/*
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* 11..13 -> 4
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* 8..10 -> 3
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* 5.. 7 -> 2
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* 2.. 4 -> 1
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* -1,0,1 -> 0 (no adjustment)
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* -4..-2 -> -1
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* -7..-5 -> -2
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* -10..-8 -> -3
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* -13..-11-> -4
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*/
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}
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i = RND(x);
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if (adjustment && rn2(37 + abs(adjustment))) {
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i -= adjustment;
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if (i < 0) i = 0;
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else if (i >= x) i = x-1;
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}
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return i;
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i = RND(x);
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if (adjustment && rn2(37 + abs(adjustment))) {
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i -= adjustment;
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if (i < 0)
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i = 0;
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else if (i >= x)
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i = x - 1;
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}
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return i;
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}
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int
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rnd(x) /* 1 <= rnd(x) <= x */
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int rnd(x) /* 1 <= rnd(x) <= x */
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register int x;
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{
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#ifdef BETA
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if (x <= 0) {
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debugpline1("rnd(%d) attempted", x);
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return(1);
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}
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x = RND(x)+1;
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return(x);
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if (x <= 0) {
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debugpline1("rnd(%d) attempted", x);
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return (1);
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}
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x = RND(x) + 1;
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return (x);
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#else
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return(RND(x)+1);
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return (RND(x) + 1);
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#endif
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}
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int
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d(n,x) /* n <= d(n,x) <= (n*x) */
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int d(n, x) /* n <= d(n,x) <= (n*x) */
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register int n, x;
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{
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register int tmp = n;
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register int tmp = n;
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#ifdef BETA
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if (x < 0 || n < 0 || (x == 0 && n != 0)) {
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debugpline2("d(%d,%d) attempted", n, x);
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return(1);
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}
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if (x < 0 || n < 0 || (x == 0 && n != 0)) {
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debugpline2("d(%d,%d) attempted", n, x);
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return (1);
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}
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#endif
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while(n--) tmp += RND(x);
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return(tmp); /* Alea iacta est. -- J.C. */
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while (n--)
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tmp += RND(x);
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return (tmp); /* Alea iacta est. -- J.C. */
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}
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int
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rne(x)
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register int x;
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{
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register int tmp, utmp;
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register int tmp, utmp;
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utmp = (u.ulevel < 15) ? 5 : u.ulevel/3;
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tmp = 1;
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while (tmp < utmp && !rn2(x))
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tmp++;
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return tmp;
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utmp = (u.ulevel < 15) ? 5 : u.ulevel / 3;
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tmp = 1;
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while (tmp < utmp && !rn2(x))
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tmp++;
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return tmp;
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/* was:
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* tmp = 1;
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* while(!rn2(x)) tmp++;
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* return(min(tmp,(u.ulevel < 15) ? 5 : u.ulevel/3));
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* which is clearer but less efficient and stands a vanishingly
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* small chance of overflowing tmp
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*/
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/* was:
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* tmp = 1;
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* while(!rn2(x)) tmp++;
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* return(min(tmp,(u.ulevel < 15) ? 5 : u.ulevel/3));
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* which is clearer but less efficient and stands a vanishingly
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* small chance of overflowing tmp
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*/
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}
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int
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@@ -133,17 +132,22 @@ rnz(i)
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int i;
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{
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#ifdef LINT
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int x = i;
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int tmp = 1000;
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int x = i;
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int tmp = 1000;
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#else
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register long x = i;
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register long tmp = 1000;
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register long x = i;
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register long tmp = 1000;
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#endif
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tmp += rn2(1000);
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tmp *= rne(4);
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if (rn2(2)) { x *= tmp; x /= 1000; }
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else { x *= 1000; x /= tmp; }
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return((int)x);
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tmp += rn2(1000);
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tmp *= rne(4);
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if (rn2(2)) {
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x *= tmp;
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x /= 1000;
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} else {
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x *= 1000;
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x /= tmp;
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}
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return ((int) x);
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}
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/*rnd.c*/
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