trunk/src/misc.c

/*
Copyright (C) 2002  Erik Fears
 
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
 
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.
 
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
 
      Foundation, Inc.
      59 Temple Place - Suite 330
      Boston, MA  02111-1307, USA.
 
*/

#include "setup.h"

#include <stdio.h>
#include <time.h>

#ifdef STDC_HEADERS
# include <string.h>
#endif

#include "compat.h"
#include "config.h"
#include "extern.h"
#include "misc.h"


/*
 * Split a time_t into an English-language explanation of how
 * much time it represents, e.g. "2 hours 45 minutes 8 seconds"
 */
char *dissect_time(time_t time)
{
   static char buf[64];
   unsigned int years, weeks, days, hours, minutes, seconds;

   years = weeks = days = hours = minutes = seconds = 0;

   while (time >= 60 * 60 * 24 * 365)
   {
      time -= 60 * 60 * 24 * 365;
      years++;
   }

   while (time >= 60 * 60 * 24 * 7)
   {
      time -= 60 * 60 * 24 * 7;
      weeks++;
   }

   while (time >= 60 * 60 * 24)
   {
      time -= 60 * 60 * 24;
      days++;
   }

   while (time >= 60 * 60)
   {
      time -= 60 * 60;
      hours++;
   }

   while (time >= 60)
   {
      time -= 60;
      minutes++;
   }

   seconds = time;

   if (years)
   {
      snprintf(buf, sizeof(buf),
               "%d year%s, %d week%s, %d day%s, %02d:%02d:%02d",
               years, years == 1 ? "" : "s", weeks,
               weeks == 1 ? "" : "s", days, days == 1 ? "" : "s",
               hours, minutes, seconds);
   }
   else if (weeks)
   {
      snprintf(buf, sizeof(buf),
               "%d week%s, %d day%s, %02d:%02d:%02d", weeks,
               weeks == 1 ? "" : "s", days, days == 1 ? "" : "s",
               hours, minutes, seconds);
   }
   else if (days)
   {
      snprintf(buf, sizeof(buf), "%d day%s, %02d:%02d:%02d",
               days, days == 1 ? "" : "s", hours, minutes, seconds);
   }
   else if (hours)
   {
      if (minutes || seconds)
      {
         snprintf(buf, sizeof(buf),
                  "%d hour%s, %d minute%s, %d second%s", hours,
                  hours == 1 ? "" : "s", minutes,
                  minutes == 1 ? "" : "s", seconds,
                  seconds == 1 ? "" : "s");
      }
      else
      {
         snprintf(buf, sizeof(buf), "%d hour%s", hours,
                  hours == 1 ? "" : "s");
      }
   }
   else if (minutes)
   {
      snprintf(buf, sizeof(buf), "%d minute%s, %d second%s",
               minutes, minutes == 1 ? "" : "s", seconds,
               seconds == 1 ? "" : "s");
   }
   else
   {
      snprintf(buf, sizeof(buf), "%d second%s", seconds,
               seconds == 1 ? "" : "s");
   }

   return(buf);
}
Revision:	5163
Committed:	Fri Dec 26 17:36:28 2014 UTC (11 years, 7 months ago) by michael
Content type:	text/x-csrc
File size:	3120 byte(s)
Log Message:	- misc.c, misc.h: removed unused clean()
#	User	Rev	Content
1	michael	5052	/*
2			Copyright (C) 2002 Erik Fears
3
4			This program is free software; you can redistribute it and/or
5			modify it under the terms of the GNU General Public License
6			as published by the Free Software Foundation; either version 2
7			of the License, or (at your option) any later version.
8
9			This program is distributed in the hope that it will be useful,
10			but WITHOUT ANY WARRANTY; without even the implied warranty of
11			MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12			GNU General Public License for more details.
13
14			You should have received a copy of the GNU General Public License
15			along with this program; if not, write to the Free Software
16
17			Foundation, Inc.
18			59 Temple Place - Suite 330
19			Boston, MA 02111-1307, USA.
20
21			*/
22
23			#include "setup.h"
24
25			#include <stdio.h>
26			#include <time.h>
27
28			#ifdef STDC_HEADERS
29			# include <string.h>
30			#endif
31
32			#include "compat.h"
33			#include "config.h"
34			#include "extern.h"
35			#include "misc.h"
36
37
38			/*
39			* Split a time_t into an English-language explanation of how
40			* much time it represents, e.g. "2 hours 45 minutes 8 seconds"
41			*/
42			char *dissect_time(time_t time)
43			{
44			static char buf[64];
45			unsigned int years, weeks, days, hours, minutes, seconds;
46
47			years = weeks = days = hours = minutes = seconds = 0;
48
49			while (time >= 60 * 60 * 24 * 365)
50			{
51			time -= 60 * 60 * 24 * 365;
52			years++;
53			}
54
55			while (time >= 60 * 60 * 24 * 7)
56			{
57			time -= 60 * 60 * 24 * 7;
58			weeks++;
59			}
60
61			while (time >= 60 * 60 * 24)
62			{
63			time -= 60 * 60 * 24;
64			days++;
65			}
66
67			while (time >= 60 * 60)
68			{
69			time -= 60 * 60;
70			hours++;
71			}
72
73			while (time >= 60)
74			{
75			time -= 60;
76			minutes++;
77			}
78
79			seconds = time;
80
81			if (years)
82			{
83			snprintf(buf, sizeof(buf),
84			"%d year%s, %d week%s, %d day%s, %02d:%02d:%02d",
85			years, years == 1 ? "" : "s", weeks,
86			weeks == 1 ? "" : "s", days, days == 1 ? "" : "s",
87			hours, minutes, seconds);
88			}
89			else if (weeks)
90			{
91			snprintf(buf, sizeof(buf),
92			"%d week%s, %d day%s, %02d:%02d:%02d", weeks,
93			weeks == 1 ? "" : "s", days, days == 1 ? "" : "s",
94			hours, minutes, seconds);
95			}
96			else if (days)
97			{
98			snprintf(buf, sizeof(buf), "%d day%s, %02d:%02d:%02d",
99			days, days == 1 ? "" : "s", hours, minutes, seconds);
100			}
101			else if (hours)
102			{
103			if (minutes \|\| seconds)
104			{
105			snprintf(buf, sizeof(buf),
106			"%d hour%s, %d minute%s, %d second%s", hours,
107			hours == 1 ? "" : "s", minutes,
108			minutes == 1 ? "" : "s", seconds,
109			seconds == 1 ? "" : "s");
110			}
111			else
112			{
113			snprintf(buf, sizeof(buf), "%d hour%s", hours,
114			hours == 1 ? "" : "s");
115			}
116			}
117			else if (minutes)
118			{
119			snprintf(buf, sizeof(buf), "%d minute%s, %d second%s",
120			minutes, minutes == 1 ? "" : "s", seconds,
121			seconds == 1 ? "" : "s");
122			}
123			else
124			{
125			snprintf(buf, sizeof(buf), "%d second%s", seconds,
126			seconds == 1 ? "" : "s");
127			}
128
129			return(buf);
130			}