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pom - sync with FreeBSD 2.0

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This commit is contained in:
sinetek
2015-07-03 13:25:25 +07:00
parent 3890f0a6aa
commit 236fc62bb3
5 changed files with 257 additions and 1 deletions
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2
rootfs.manifest
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@@ -664,6 +664,7 @@ file /games/mille
file /games/monop
file /games/morse
file /games/number
file /games/pom
file /games/ppt
file /games/primes
file /games/quiz
@@ -1539,6 +1540,7 @@ file /share/man/cat6/hangman.0
file /share/man/cat6/mille.0
file /share/man/cat6/monop.0
file /share/man/cat6/number.0
file /share/man/cat6/pom.0
file /share/man/cat6/quiz.0
file /share/man/cat6/rain.0
file /share/man/cat6/robots.0

2
src/games/Makefile
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@@ -12,7 +12,7 @@ CFLAGS += -Werror -Wall -Os
# Programs that live in subdirectories, and have makefiles of their own.
#
SUBDIR = adventure atc backgammon battlestar boggle btlgammon \
caesar cribbage fortune hangman mille monop quiz robots \
caesar cribbage fortune hangman mille monop pom quiz robots \
rogue sail snake trek
# C programs that live in the current directory and do not need

31
src/games/pom/Makefile Normal file
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@@ -0,0 +1,31 @@
# @(#)Makefile 4.2 (Berkeley) 9/7/85
#
TOPSRC = $(shell cd ../../..; pwd)
include $(TOPSRC)/target.mk
#include $(TOPSRC)/cross.mk
#CFLAGS = -O -DCROSS -Werror -Wall
#CFLAGS += -Werror -Wall
LIBS = -lm -lc
OBJS = pom.o
MAN = pom.0
all: pom $(MAN)
pom: $(OBJS)
$(CC) $(LDFLAGS) -o $@.elf $(OBJS) $(LIBS)
$(OBJDUMP) -S $@.elf > $@.dis
$(SIZE) $@.elf
$(ELF2AOUT) $@.elf $@ && rm $@.elf
$(MAN): pom.6
nroff -man $< > $@
clean:
rm -f *.o core pom *.0 *.dis
install: all
install pom $(DESTDIR)/games/
install -m 644 $(MAN) $(DESTDIR)/share/man/cat6/

45
src/games/pom/pom.6 Normal file
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@@ -0,0 +1,45 @@
.\" Copyright (c) 1989, 1993
.\" The Regents of the University of California. 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. All advertising materials mentioning features or use of this software
.\" must display the following acknowledgement:
.\" This product includes software developed by the University of
.\" California, Berkeley and its contributors.
.\" 4. Neither the name of the University 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 REGENTS 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 REGENTS 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.
.\"
.\" @(#)pom.6 8.1 (Berkeley) 5/31/93
.\"
.TH POM 6 "May 31, 1993"
.UC 7
.SH NAME
pom \- display the phase of the moon
.SH SYNOPSIS
.B pom
.SH DESCRIPTION
The
.I pom
utility displays the current phase of the moon.
Useful for selecting software completion target dates and predicting
managerial behavior.

178
src/games/pom/pom.c Normal file
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@@ -0,0 +1,178 @@
/*
* Copyright (c) 1989, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software posted to USENET.
*
* 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University 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 REGENTS 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 REGENTS 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.
*/
#ifndef lint
static char copyright[] =
"@(#) Copyright (c) 1989, 1993\n\
The Regents of the University of California. All rights reserved.\n";
#endif /* not lint */
#ifndef lint
static char sccsid[] = "@(#)pom.c 8.1 (Berkeley) 5/31/93";
#endif /* not lint */
/*
* Phase of the Moon. Calculates the current phase of the moon.
* Based on routines from `Practical Astronomy with Your Calculator',
* by Duffett-Smith. Comments give the section from the book that
* particular piece of code was adapted from.
*
* -- Keith E. Brandt VIII 1984
*
*/
#include <sys/time.h>
#include <stdio.h>
#include <tzfile.h>
#include <math.h>
#define PI 3.141592654
#define EPOCH 85
#define EPSILONg 279.611371 /* solar ecliptic long at EPOCH */
#define RHOg 282.680403 /* solar ecliptic long of perigee at EPOCH */
#define ECCEN 0.01671542 /* solar orbit eccentricity */
#define lzero 18.251907 /* lunar mean long at EPOCH */
#define Pzero 192.917585 /* lunar mean long of perigee at EPOCH */
#define Nzero 55.204723 /* lunar mean long of node at EPOCH */
double dtor(), potm(), adj360();
main()
{
extern int errno;
struct timeval tp;
struct timezone tzp;
struct tm *GMT, *gmtime();
double days, today, tomorrow;
int cnt;
char *strerror();
if (gettimeofday(&tp,&tzp)) {
(void)fprintf(stderr, "pom: %s\n", strerror(errno));
exit(1);
}
GMT = gmtime(&tp.tv_sec);
days = (GMT->tm_yday + 1) + ((GMT->tm_hour +
(GMT->tm_min / 60.0) + (GMT->tm_sec / 3600.0)) / 24.0);
for (cnt = EPOCH; cnt < GMT->tm_year; ++cnt)
days += isleap(cnt) ? 366 : 365;
today = potm(days) + .5;
(void)printf("The Moon is ");
if ((int)today == 100)
(void)printf("Full\n");
else if (!(int)today)
(void)printf("New\n");
else {
tomorrow = potm(days + 1);
if ((int)today == 50)
(void)printf("%s\n", tomorrow > today ?
"at the First Quarter" : "at the Last Quarter");
else {
(void)printf("%s ", tomorrow > today ?
"Waxing" : "Waning");
if (today > 50)
(void)printf("Gibbous (%1.0f%% of Full)\n",
today);
else if (today < 50)
(void)printf("Crescent (%1.0f%% of Full)\n",
today);
}
}
}
/*
* potm --
* return phase of the moon
*/
double
potm(days)
double days;
{
double N, Msol, Ec, LambdaSol, l, Mm, Ev, Ac, A3, Mmprime;
double A4, lprime, V, ldprime, D, Nm;
N = 360 * days / 365.2422; /* sec 42 #3 */
adj360(&N);
Msol = N + EPSILONg - RHOg; /* sec 42 #4 */
adj360(&Msol);
Ec = 360 / PI * ECCEN * sin(dtor(Msol)); /* sec 42 #5 */
LambdaSol = N + Ec + EPSILONg; /* sec 42 #6 */
adj360(&LambdaSol);
l = 13.1763966 * days + lzero; /* sec 61 #4 */
adj360(&l);
Mm = l - (0.1114041 * days) - Pzero; /* sec 61 #5 */
adj360(&Mm);
Nm = Nzero - (0.0529539 * days); /* sec 61 #6 */
adj360(&Nm);
Ev = 1.2739 * sin(dtor(2*(l - LambdaSol) - Mm)); /* sec 61 #7 */
Ac = 0.1858 * sin(dtor(Msol)); /* sec 61 #8 */
A3 = 0.37 * sin(dtor(Msol));
Mmprime = Mm + Ev - Ac - A3; /* sec 61 #9 */
Ec = 6.2886 * sin(dtor(Mmprime)); /* sec 61 #10 */
A4 = 0.214 * sin(dtor(2 * Mmprime)); /* sec 61 #11 */
lprime = l + Ev + Ec - Ac + A4; /* sec 61 #12 */
V = 0.6583 * sin(dtor(2 * (lprime - LambdaSol))); /* sec 61 #13 */
ldprime = lprime + V; /* sec 61 #14 */
D = ldprime - LambdaSol; /* sec 63 #2 */
return(50 * (1 - cos(dtor(D)))); /* sec 63 #3 */
}
/*
* dtor --
* convert degrees to radians
*/
double
dtor(deg)
double deg;
{
return(deg * PI / 180);
}
/*
* adj360 --
* adjust value so 0 <= deg <= 360
*/
double
adj360(deg)
double *deg;
{
for (;;)
if (*deg < 0)
*deg += 360;
else if (*deg > 360)
*deg -= 360;
else
break;
}