ReactOS 0.4.15-dev-8332-ga943bb4
tickcount.c
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1/*
2 tickcount -- Display the kernel tick count (or any tick count passed as an
3 argument or as input) in human-readable format
4
5 This is public domain software
6*/
7
8#include <assert.h>
9#include <stdio.h>
10#include <stdlib.h>
11#include <tchar.h>
12#include <windows.h>
13
15typedef unsigned __int64 uint64_;
16
17#define TICKS_YEAR (TICKS_DAY * ((uint64_)365))
18#define TICKS_MONTH (TICKS_DAY * ((uint64_)30))
19#define TICKS_WEEK (TICKS_DAY * ((uint64_)7))
20#define TICKS_DAY (TICKS_HOUR * ((uint64_)24))
21#define TICKS_HOUR (TICKS_MINUTE * ((uint64_)60))
22#define TICKS_MINUTE (TICKS_SECOND * ((uint64_)60))
23#define TICKS_SECOND ((uint64_)1000)
24
25#define SLICES_COUNT (sizeof(ticks_per_slice) / sizeof(ticks_per_slice[0]))
26
28{
36 1
37};
38
40{
41 _T("year"),
42 _T("month"),
43 _T("week"),
44 _T("day"),
45 _T("hour"),
46 _T("minute"),
47 _T("second"),
48 _T("millisecond")
49};
50
52{
53 _T("years"),
54 _T("months"),
55 _T("weeks"),
56 _T("days"),
57 _T("hours"),
58 _T("minutes"),
59 _T("seconds"),
60 _T("milliseconds")
61};
62
64(
65 uint64_ tickcount,
66 uint64_ prevsliceval,
67 _TCHAR * prevsliceunit,
68 int curslice
69)
70{
71 uint64_ tick_cur = tickcount / ticks_per_slice[curslice];
72 uint64_ tick_residual = tickcount % ticks_per_slice[curslice];
73
74 assert(tick_cur <= (~((uint64_)0)));
75
76 if(tick_residual == 0)
77 {
78 /* the current slice is the last */
79
80 if(prevsliceval == 0)
81 {
82 /* the current slice is the only */
84 (
85 _T("%u %s"),
86 (unsigned)tick_cur,
87 (tick_cur == 1 ? slice_names_singular : slice_names_plural)[curslice]
88 );
89 }
90 else
91 {
92 /* the current slice is the last, and there's a previous slice */
93 assert(prevsliceunit);
94
95 /* print the previous and the current slice, and terminate */
97 (
98 _T("%u %s %s %u %s"),
99 (unsigned)prevsliceval,
100 prevsliceunit,
101 _T("and"),
102 (unsigned)tick_cur,
103 (tick_cur == 1 ? slice_names_singular : slice_names_plural)[curslice]
104 );
105 }
106 }
107 else if(tick_cur != 0)
108 {
109 /* the current slice is not the last, and non-zero */
110
111 if(prevsliceval != 0)
112 {
113 /* there's a previous slice: print it */
114 assert(prevsliceunit);
115 _tprintf(_T("%u %s, "), (unsigned)prevsliceval, prevsliceunit);
116 }
117
118 /* recursion on the next slice size, storing the current slice */
120 (
121 tick_residual,
122 tick_cur,
123 (tick_cur == 1 ? slice_names_singular : slice_names_plural)[curslice],
124 curslice + 1
125 );
126 }
127 else
128 {
129 /*
130 the current slice is not the last, and zero: recursion, remembering the
131 previous non-zero slice
132 */
133 print_uptime(tick_residual, prevsliceval, prevsliceunit, curslice + 1);
134 }
135}
136
138{
139 int64_ tickcount;
140
141 tickcount = _ttoi64(str);
142
143 if(tickcount < 0)
144 tickcount = - tickcount;
145 else if(tickcount == 0)
146 return 1;
147
148 print_uptime(tickcount, 0, NULL, 0);
149 _puttc(_T('\n'), stdout);
150
151 return 0;
152}
153
154int _tmain(int argc, _TCHAR * argv[])
155{
156 int r;
157
158 if(argc <= 1)
159 {
161 _puttc(_T('\n'), stdout);
162 }
163 else if(argc == 2 && argv[1][0] == _T('-') && argv[1][1] == 0)
164 {
165 while(!feof(stdin))
166 {
167 _TCHAR buf[23];
168 _TCHAR * str;
169
170 str = _fgetts(buf, 22, stdin);
171
172 if(str == NULL)
173 return 0;
174
175 if((r = parse_print(str)) != 0)
176 return r;
177 }
178 }
179 else
180 {
181 int i;
182
183 for(i = 1; i < argc; ++ i)
184 if((r = parse_print(argv[i])) != 0)
185 return r;
186 }
187
188 return 0;
189}
static int argc
Definition: ServiceArgs.c:12
#define __int64
Definition: basetyps.h:16
#define NULL
Definition: types.h:112
DWORD WINAPI GetTickCount(VOID)
Definition: time.c:455
#define assert(x)
Definition: debug.h:53
GLdouble GLdouble GLdouble r
Definition: gl.h:2055
GLenum GLuint GLenum GLsizei const GLchar * buf
Definition: glext.h:7751
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint i
Definition: glfuncs.h:248
#define stdout
Definition: stdio.h:99
_Check_return_ _CRTIMP int __cdecl feof(_In_ FILE *_File)
#define stdin
Definition: stdio.h:98
#define _puttc
Definition: tchar.h:581
#define _ttoi64
Definition: tchar.h:614
#define _fgetts
Definition: tchar.h:565
#define _tmain
Definition: tchar.h:497
char _TCHAR
Definition: tchar.h:1392
#define _tprintf
Definition: tchar.h:506
#define argv
Definition: mplay32.c:18
const WCHAR * str
#define TICKS_DAY
Definition: tickcount.c:20
#define TICKS_WEEK
Definition: tickcount.c:19
_TCHAR * slice_names_plural[SLICES_COUNT]
Definition: tickcount.c:51
#define TICKS_SECOND
Definition: tickcount.c:23
_TCHAR * slice_names_singular[SLICES_COUNT]
Definition: tickcount.c:39
unsigned __int64 uint64_
Definition: tickcount.c:15
#define SLICES_COUNT
Definition: tickcount.c:25
int parse_print(const _TCHAR *str)
Definition: tickcount.c:137
uint64_ ticks_per_slice[]
Definition: tickcount.c:27
#define TICKS_HOUR
Definition: tickcount.c:21
#define TICKS_MINUTE
Definition: tickcount.c:22
#define TICKS_MONTH
Definition: tickcount.c:18
__int64 int64_
Definition: tickcount.c:14
#define TICKS_YEAR
Definition: tickcount.c:17
void print_uptime(uint64_ tickcount, uint64_ prevsliceval, _TCHAR *prevsliceunit, int curslice)
Definition: tickcount.c:64
#define _T(x)
Definition: vfdio.h:22