ReactOS 0.4.15-dev-8235-gcd88a97
date.c
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1/*
2 * DATE.C - date internal command.
3 *
4 *
5 * History:
6 *
7 * 08 Jul 1998 (John P. Price)
8 * started.
9 *
10 * 20 Jul 1998 (John P. Price)
11 * corrected number of days for December from 30 to 31.
12 * (Thanx to Steffen Kaiser for bug report)
13 *
14 * 27-Jul-1998 (John P Price <linux-guru@gcfl.net>)
15 * added config.h include
16 *
17 * 29-Jul-1998 (Rob Lake)
18 * fixed stand-alone mode.
19 * Added Pacific C compatible dos_getdate functions
20 *
21 * 09-Jan-1999 (Eric Kohl)
22 * Added locale support
23 *
24 * 23-Jan-1999 (Eric Kohl)
25 * Unicode and redirection safe!
26 *
27 * 04-Feb-1999 (Eric Kohl)
28 * Fixed date input bug.
29 *
30 * 03-Apr-2005 (Magnus Olsen <magnus@greatlord.com>)
31 * Remove all hardcoded strings in En.rc
32 */
33
34#include "precomp.h"
35
36#ifdef INCLUDE_CMD_DATE
37
38
39static WORD awMonths[2][13] =
40{
41 {0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31},
42 {0, 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31}
43};
44
45
46static VOID
48{
49 switch (nDateFormat)
50 {
51 case 0: /* mmddyy */
52 default:
54 break;
55
56 case 1: /* ddmmyy */
58 break;
59
60 case 2: /* yymmdd */
62 break;
63 }
64}
65
66static BOOL
68{
69 if (_istdigit (**s))
70 {
71 while (_istdigit (**s))
72 {
73 *lpwValue = *lpwValue * 10 + **s - _T('0');
74 (*s)++;
75 }
76 return TRUE;
77 }
78 return FALSE;
79}
80
81static BOOL
83{
84 if (**s == _T('/') || **s == _T('-') || **s == cDateSeparator)
85 {
86 (*s)++;
87 return TRUE;
88 }
89 return FALSE;
90}
91
92static BOOL
94{
96 unsigned char leap;
97 LPTSTR p = s;
98
99 if (!*s)
100 return TRUE;
101
102 GetLocalTime (&d);
103
104 d.wYear = 0;
105 d.wDay = 0;
106 d.wMonth = 0;
107
108 switch (nDateFormat)
109 {
110 case 0: /* mmddyy */
111 default:
112 if (!ReadNumber (&p, &d.wMonth))
113 return FALSE;
114 if (!ReadSeparator (&p))
115 return FALSE;
116 if (!ReadNumber (&p, &d.wDay))
117 return FALSE;
118 if (!ReadSeparator (&p))
119 return FALSE;
120 if (!ReadNumber (&p, &d.wYear))
121 return FALSE;
122 break;
123
124 case 1: /* ddmmyy */
125 if (!ReadNumber (&p, &d.wDay))
126 return FALSE;
127 if (!ReadSeparator (&p))
128 return FALSE;
129 if (!ReadNumber (&p, &d.wMonth))
130 return FALSE;
131 if (!ReadSeparator (&p))
132 return FALSE;
133 if (!ReadNumber (&p, &d.wYear))
134 return FALSE;
135 break;
136
137 case 2: /* yymmdd */
138 if (!ReadNumber (&p, &d.wYear))
139 return FALSE;
140 if (!ReadSeparator (&p))
141 return FALSE;
142 if (!ReadNumber (&p, &d.wMonth))
143 return FALSE;
144 if (!ReadSeparator (&p))
145 return FALSE;
146 if (!ReadNumber (&p, &d.wDay))
147 return FALSE;
148 break;
149 }
150
151 /* if only entered two digits: */
152 /* assume 2000's if value less than 80 */
153 /* assume 1900's if value greater or equal 80 */
154 if (d.wYear <= 99)
155 {
156 if (d.wYear >= 80)
157 d.wYear = 1900 + d.wYear;
158 else
159 d.wYear = 2000 + d.wYear;
160 }
161
162 leap = (!(d.wYear % 4) && (d.wYear % 100)) || !(d.wYear % 400);
163
164 if ((d.wMonth >= 1 && d.wMonth <= 12) &&
165 (d.wDay >= 1 && d.wDay <= awMonths[leap][d.wMonth]) &&
166 (d.wYear >= 1980 && d.wYear <= 2099))
167 {
168 SetLocalTime (&d);
169 return TRUE;
170 }
171
172 return FALSE;
173}
174
175
177{
178 LPTSTR* arg;
179 INT argc;
180 INT i;
181 BOOL bPrompt = TRUE;
182 INT nDateString = -1;
183 TCHAR szDate[40];
184
185 if (!_tcsncmp(param, _T("/?"), 2))
186 {
188 return 0;
189 }
190
191 nErrorLevel = 0;
192
193 /* Build the parameter array */
194 arg = split(param, &argc, FALSE, FALSE);
195
196 /* Check for options */
197 for (i = 0; i < argc; i++)
198 {
199 if (bEnableExtensions && (_tcsicmp(arg[i], _T("/T")) == 0))
200 bPrompt = FALSE;
201
202 if ((*arg[i] != _T('/')) && (nDateString == -1))
203 nDateString = i;
204 }
205
206 // TODO: Should prepend a "Current date is: " prompt, as done with TIME.
207 if (nDateString == -1)
208 ConOutPrintf(_T("%s\n"), GetDateString());
209
210 if (!bPrompt)
211 {
212 freep(arg);
213 return 0;
214 }
215
216 while (TRUE)
217 {
218 if (nDateString == -1)
219 {
221 ConInString(szDate, ARRAYSIZE(szDate));
222
223 TRACE("\'%s\'\n", debugstr_aw(szDate));
224
225 while (*szDate && szDate[_tcslen(szDate) - 1] < _T(' '))
226 szDate[_tcslen(szDate) - 1] = _T('\0');
227
228 if (ParseDate(szDate))
229 {
230 freep(arg);
231 return 0;
232 }
233 }
234 else
235 {
236 if (ParseDate(arg[nDateString]))
237 {
238 freep(arg);
239 return 0;
240 }
241
242 /* Force input the next time around */
243 nDateString = -1;
244 }
245
247 nErrorLevel = 1;
248 }
249
250 freep(arg);
251 return 0;
252}
253#endif /* INCLUDE_CMD_DATE */
254
255/* EOF */
static int argc
Definition: ServiceArgs.c:12
INT nErrorLevel
Definition: cmd.c:158
TCHAR cDateSeparator
Definition: locale.c:16
INT nDateFormat
Definition: locale.c:20
LPTSTR GetDateString(VOID)
Definition: locale.c:58
VOID ConOutResPaging(BOOL StartPaging, UINT resID)
Definition: console.c:182
#define ConErrResPuts(uID)
Definition: console.h:38
#define ConOutResPrintf(uID,...)
Definition: console.h:47
#define ConOutPrintf(szStr,...)
Definition: console.h:41
static BOOL ReadNumber(LPTSTR *s, LPWORD lpwValue)
Definition: date.c:67
static BOOL ParseDate(LPTSTR s)
Definition: date.c:93
static VOID PromptDateString(VOID)
Definition: date.c:47
INT cmd_date(LPTSTR param)
Definition: date.c:176
static BOOL ReadSeparator(LPTSTR *s)
Definition: date.c:82
static WORD awMonths[2][13]
Definition: date.c:39
#define debugstr_aw
Definition: precomp.h:43
#define STRING_DATE_ERROR
Definition: resource.h:39
#define STRING_DATE_HELP2
Definition: resource.h:98
#define STRING_DATE_HELP3
Definition: resource.h:99
#define STRING_DATE_HELP4
Definition: resource.h:100
#define STRING_DATE_HELP1
Definition: resource.h:97
static VOID freep(LPSTR *p)
Definition: cmdcons.c:98
static LPSTR * split(LPSTR s, LPINT args)
Definition: cmdcons.c:163
#define TRUE
Definition: types.h:120
#define FALSE
Definition: types.h:117
#define ARRAYSIZE(array)
Definition: filtermapper.c:47
BOOL WINAPI SetLocalTime(IN CONST SYSTEMTIME *lpSystemTime)
Definition: time.c:356
VOID WINAPI GetLocalTime(OUT LPSYSTEMTIME lpSystemTime)
Definition: time.c:286
unsigned int BOOL
Definition: ntddk_ex.h:94
unsigned short WORD
Definition: ntddk_ex.h:93
GLdouble s
Definition: gl.h:2039
GLfloat GLfloat p
Definition: glext.h:8902
GLfloat param
Definition: glext.h:5796
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 _istdigit
Definition: tchar.h:1494
#define _tcsncmp
Definition: tchar.h:1428
#define d
Definition: ke_i.h:81
static VOID ConInString(LPWSTR lpInput, DWORD dwLength)
Definition: label.c:56
BOOL bEnableExtensions
Definition: more.c:53
#define TRACE(s)
Definition: solgame.cpp:4
uint16_t * LPWORD
Definition: typedefs.h:56
int32_t INT
Definition: typedefs.h:58
#define _T(x)
Definition: vfdio.h:22
void * arg
Definition: msvc.h:10
char TCHAR
Definition: xmlstorage.h:189
CHAR * LPTSTR
Definition: xmlstorage.h:192
#define _tcslen
Definition: xmlstorage.h:198
#define _tcsicmp
Definition: xmlstorage.h:205