/packages/fv/src/time.pas

https://github.com/slibre/freepascal · Pascal · 480 lines · 199 code · 42 blank · 239 comment · 0 complexity · 179a1a7b7a70f97587a74de6062eece4 MD5 · raw file 

    

  1. {*********************[ TIME UNIT ]************************}
    2. 

  2. {                                                          }
    3. 

  3. {             System independent TIME unit                 }
    4. 

  4. {                                                          }
    5. 

  5. {   Copyright (c) 1996, 1997, 1998, 1999 by Leon de Boer   }
    6. 

  6. {   ldeboer@attglobal.net  - primary e-mail address        }
    7. 

  7. {   ldeboer@starwon.com.au - backup e-mail address         }
    8. 

  8. {                                                          }
    9. 

  9. {****************[ THIS CODE IS FREEWARE ]*****************}
    10. 

  10. {                                                          }
    11. 

  11. {     This sourcecode is released for the purpose to       }
    12. 

  12. {   promote the pascal language on all platforms. You may  }
    13. 

  13. {   redistribute it and/or modify with the following       }
    14. 

  14. {   DISCLAIMER.                                            }
    15. 

  15. {                                                          }
    16. 

  16. {     This SOURCE CODE is distributed "AS IS" WITHOUT      }
    17. 

  17. {   WARRANTIES AS TO PERFORMANCE OF MERCHANTABILITY OR     }
    18. 

  18. {   ANY OTHER WARRANTIES WHETHER EXPRESSED OR IMPLIED.     }
    19. 

  19. {                                                          }
    20. 

  20. {*****************[ SUPPORTED PLATFORMS ]******************}
    21. 

  21. {     16 and 32 Bit compilers                              }
    22. 

  22. {        DOS      - Turbo Pascal 7.0 +      (16 Bit)       }
    23. 

  23. {        DPMI     - Turbo Pascal 7.0 +      (16 Bit)       }
    24. 

  24. {                 - FPC 0.9912+ (GO32V2)    (32 Bit)       }
    25. 

  25. {        WINDOWS  - Turbo Pascal 7.0 +      (16 Bit)       }
    26. 

  26. {                 - Delphi 1.0+             (16 Bit)       }
    27. 

  27. {        WIN95/NT - Delphi 2.0+             (32 Bit)       }
    28. 

  28. {                 - Virtual Pascal 2.0+     (32 Bit)       }
    29. 

  29. {                 - Speedsoft Sybil 2.0+    (32 Bit)       }
    30. 

  30. {                 - FPC 0.9912+             (32 Bit)       }
    31. 

  31. {        OS2      - Virtual Pascal 1.0+     (32 Bit)       }
    32. 

  32. {                 - Speed Pascal 1.0+       (32 Bit)       }
    33. 

  33. {                 - C'T patch to BP         (16 Bit)       }
    34. 

  34. {                                                          }
    35. 

  35. {******************[ REVISION HISTORY ]********************}
    36. 

  36. {  Version  Date        Fix                                }
    37. 

  37. {  -------  ---------   ---------------------------------  }
    38. 

  38. {  1.00     06 Dec 96   First multi platform release.      }
    39. 

  39. {  1.10     06 Jul 97   New functiions added.              }
    40. 

  40. {  1.20     22 Jul 97   FPC pascal compiler added.         }
    41. 

  41. {  1.30     29 Aug 97   Platform.inc sort added.           }
    42. 

  42. {  1.40     13 Oct 97   Delphi 2/3 32 bit code added.      }
    43. 

  43. {  1.50     06 Nov 97   Speed pascal code added.           }
    44. 

  44. {  1.60     05 May 98   Virtual pascal 2.0 compiler added. }
    45. 

  45. {  1.61     07 Jul 99   Speedsoft SYBIL 2.0 code added.    }
    46. 

  46. {**********************************************************}
    47. 

  47. 

  48. UNIT Time;
    49. 

  49. 

  50. {<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>}
    51. 

  51.                                   INTERFACE
    52. 

  52. {<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>}
    53. 

  53. 

  54. {====Include file to sort compiler platform out =====================}
    55. 

  55. {$I platform.inc}
    56. 

  56. {====================================================================}
    57. 

  57. 

  58. {==== Compiler directives ===========================================}
    59. 

  59. 

  60. {$IFNDEF PPC_FPC} { FPC doesn't support these switches }
    61. 

  61.    {$F-} { Short calls are okay }
    62. 

  62.    {$A+} { Word Align Data }
    63. 

  63.    {$B-} { Allow short circuit boolean evaluations }
    64. 

  64.    {$O+} { This unit may be overlaid }
    65. 

  65.    {$G+} { 286 Code optimization - if you're on an 8088 get a real computer }
    66. 

  66.    {$E+} {  Emulation is on }
    67. 

  67.    {$N-} {  No 80x87 code generation }
    68. 

  68. {$ENDIF}
    69. 

  69. 

  70. {$X+} { Extended syntax is ok }
    71. 

  71. {$R-} { Disable range checking }
    72. 

  72. {$S-} { Disable Stack Checking }
    73. 

  73. {$I-} { Disable IO Checking }
    74. 

  74. {$Q-} { Disable Overflow Checking }
    75. 

  75. {$V-} { Turn off strict VAR strings }
    76. 

  76. {====================================================================}
    77. 

  77. 

  78. {***************************************************************************}
    79. 

  79. {                            INTERFACE ROUTINES                             }
    80. 

  80. {***************************************************************************}
    81. 

  81. 

  82. {-CurrentMinuteOfDay-------------------------------------------------
    83. 

  83. Returns the number of minutes since midnight of a current system time.
    84. 

  84. 19Jun97 LdB               (Range: 0 - 1439)
    85. 

  85. ---------------------------------------------------------------------}
    86. 

  86. FUNCTION CurrentMinuteOfDay: Word;
    87. 

  87. 

  88. {-CurrentSecondOfDay-------------------------------------------------
    89. 

  89. Returns the number of seconds since midnight of current system time.
    90. 

  90. 24Jun97 LdB               (Range: 0 - 86399)
    91. 

  91. ---------------------------------------------------------------------}
    92. 

  92. FUNCTION CurrentSecondOfDay: LongInt;
    93. 

  93. 

  94. {-CurrentSec100OfDay-------------------------------------------------
    95. 

  95. Returns the 1/100ths of a second since midnight of current system time.
    96. 

  96. 24Jun97 LdB               (Range: 0 - 8639999)
    97. 

  97. ---------------------------------------------------------------------}
    98. 

  98. FUNCTION CurrentSec100OfDay: LongInt;
    99. 

  99. 

  100. {-MinuteOfDay--------------------------------------------------------
    101. 

  101. Returns the number of minutes since midnight of a valid given time.
    102. 

  102. 19Jun97 LdB               (Range: 0 - 1439)
    103. 

  103. ---------------------------------------------------------------------}
    104. 

  104. FUNCTION MinuteOfDay (Hour24, Minute: Word): Word;
    105. 

  105. 

  106. {-SecondOfDay--------------------------------------------------------
    107. 

  107. Returns the number of seconds since midnight of a valid given time.
    108. 

  108. 19Jun97 LdB               (Range: 0 - 86399)
    109. 

  109. ---------------------------------------------------------------------}
    110. 

  110. FUNCTION SecondOfDay (Hour24, Minute, Second: Word): LongInt;
    111. 

  111. 

  112. {-SetTime------------------------------------------------------------
    113. 

  113. Set the operating systems time clock to the given values. If values
    114. 

  114. are invalid this function will fail without notification.
    115. 

  115. 06Nov97 LdB
    116. 

  116. ---------------------------------------------------------------------}
    117. 

  117. PROCEDURE SetTime (Hour, Minute, Second, Sec100: Word);
    118. 

  118. 

  119. {-GetTime------------------------------------------------------------
    120. 

  120. Returns the current time settings of the operating system.
    121. 

  121. 06Nov97 LdB
    122. 

  122. ---------------------------------------------------------------------}
    123. 

  123. PROCEDURE GetTime (Var Hour, Minute, Second, Sec100: Word);
    124. 

  124. 

  125. {-MinutesToTime------------------------------------------------------
    126. 

  126. Returns the time in hours and minutes of a given number of minutes.
    127. 

  127. 19Jun97 LdB
    128. 

  128. ---------------------------------------------------------------------}
    129. 

  129. PROCEDURE MinutesToTime (Md: LongInt; Var Hour24, Minute: Word);
    130. 

  130. 

  131. {-SecondsToTime------------------------------------------------------
    132. 

  132. Returns the time in hours, mins and secs of a given number of seconds.
    133. 

  133. 19Jun97 LdB
    134. 

  134. ---------------------------------------------------------------------}
    135. 

  135. PROCEDURE SecondsToTime (Sd: LongInt; Var Hour24, Minute, Second: Word);
    136. 

  136. 

  137. {<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>}
    138. 

  138.                                 IMPLEMENTATION
    139. 

  139. {<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>}
    140. 

  140. {$IFDEF OS_WINDOWS}                                   { WIN/NT CODE }
    141. 

  141. 

  142.   {$IFNDEF PPC_SPEED}                                 { NON SPEED COMPILER }
    143. 

  143.     {$IFDEF PPC_FPC}                                  { FPC WINDOWS COMPILER }
    144. 

  144.     USEs Windows;                                     { Standard unit }
    145. 

  145.     {$ELSE}                                           { OTHER COMPILERS }
    146. 

  146.     USES WinTypes, WinProcs;                          { Standard units }
    147. 

  147.     {$ENDIF}
    148. 

  148.   {$ELSE}                                             { SPEEDSOFT COMPILER }
    149. 

  149.   USES WinBase;                                       { Standard unit }
    150. 

  150.   TYPE TSystemTime = SystemTime;                      { Type fix up }
    151. 

  151.   {$ENDIF}
    152. 

  152. 

  153. {$ENDIF}
    154. 

  154. 

  155. {$IFDEF OS_OS2}                                       { OS2 COMPILERS }
    156. 

  156. 

  157.   {$IFDEF PPC_VIRTUAL}                                { VIRTUAL PASCAL }
    158. 

  158.   USES OS2Base;                                       { Standard unit }
    159. 

  159.   {$ENDIF}
    160. 

  160. 

  161.   {$IFDEF PPC_SPEED}                                  { SPEED PASCAL }
    162. 

  162.   USES BseDos, Os2Def;                                { Standard unit }
    163. 

  163.   {$ENDIF}
    164. 

  164. 

  165.   {$IFDEF PPC_FPC}                                    { FPC }
    166. 

  166.   USES Dos, DosCalls;                                 { Standard unit }
    167. 

  167. 

  168.   TYPE DateTime = TDateTime;                          { Type correction }
    169. 

  169.   {$ENDIF}
    170. 

  170. 

  171.   {$IFDEF PPC_BPOS2}                                  { C'T PATCH TO BP CODE }
    172. 

  172.   USES DosTypes, DosProcs;                            { Standard unit }
    173. 

  173. 

  174.   TYPE DateTime = TDateTime;                          { Type correction }
    175. 

  175.   {$ENDIF}
    176. 

  176. 

  177. {$ENDIF}
    178. 

  178. 

  179. {$ifdef OS_UNIX}
    180. 

  180.   USES Dos;
    181. 

  181. {$endif OS_UNIX}
    182. 

  182. 

  183. {$ifdef OS_GO32}
    184. 

  184.   USES Dos;
    185. 

  185. {$endif OS_GO32}
    186. 

  186. 

  187. {$ifdef OS_NETWARE}
    188. 

  188.   USES Dos;
    189. 

  189. {$endif OS_NETWARE}
    190. 

  190. 

  191. {$ifdef OS_AMIGA}
    192. 

  192.   USES Dos;
    193. 

  193. {$endif OS_AMIGA}
    194. 

  194. 

  195. {***************************************************************************}
    196. 

  196. {                            INTERFACE ROUTINES                             }
    197. 

  197. {***************************************************************************}
    198. 

  198. 

  199. {---------------------------------------------------------------------------}
    200. 

  200. {  CurrentMinuteOfDay -> Platforms DOS/DPMI/WIN/NT/OS2 - Updated 24Jun97 LdB}
    201. 

  201. {---------------------------------------------------------------------------}
    202. 

  202. FUNCTION CurrentMinuteOfDay: Word;
    203. 

  203. VAR Hour, Minute, Second, Sec100: Word;
    204. 

  204. BEGIN
    205. 

  205.    GetTime(Hour, Minute, Second, Sec100);             { Get current time }
    206. 

  206.    CurrentMinuteOfDay := (Hour * 60) + Minute;        { Minute from midnight }
    207. 

  207. END;
    208. 

  208. 

  209. {---------------------------------------------------------------------------}
    210. 

  210. {  CurrentSecondOfDay -> Platforms DOS/DPMI/WIN/NT/OS2 - Updated 24Jun97 LdB}
    211. 

  211. {---------------------------------------------------------------------------}
    212. 

  212. FUNCTION CurrentSecondOfDay: LongInt;
    213. 

  213. VAR Hour, Minute, Second, Sec100: Word;
    214. 

  214. BEGIN
    215. 

  215.    GetTime(Hour, Minute, Second, Sec100);             { Get current time }
    216. 

  216.    CurrentSecondOfDay := (LongInt(Hour) * 3600) +
    217. 

  217.      (Minute * 60) + Second;                          { Second from midnight }
    218. 

  218. END;
    219. 

  219. 

  220. {---------------------------------------------------------------------------}
    221. 

  221. {  CurrentSec100OfDay -> Platforms DOS/DPMI/WIN/NT/OS2 - Updated 24Jun97 LdB}
    222. 

  222. {---------------------------------------------------------------------------}
    223. 

  223. FUNCTION CurrentSec100OfDay: LongInt;
    224. 

  224. VAR Hour, Minute, Second, Sec100: Word;
    225. 

  225. BEGIN
    226. 

  226.    GetTime(Hour, Minute, Second, Sec100);             { Get current time }
    227. 

  227.    CurrentSec100OfDay := (LongInt(Hour) * 360000) +
    228. 

  228.      (LongInt(Minute) * 6000) + (Second*100)+ Sec100; { Sec100 from midnight }
    229. 

  229. END;
    230. 

  230. 

  231. {---------------------------------------------------------------------------}
    232. 

  232. {  MinuteOfDay -> Platforms DOS/DPMI/WIN/NT/OS2 - Updated 19Jun97 LdB       }
    233. 

  233. {---------------------------------------------------------------------------}
    234. 

  234. FUNCTION MinuteOfDay (Hour24, Minute: Word): Word;
    235. 

  235. BEGIN
    236. 

  236.    MinuteOfDay := (Hour24 * 60) + Minute;             { Minute from midnight }
    237. 

  237. END;
    238. 

  238. 

  239. {---------------------------------------------------------------------------}
    240. 

  240. {  SecondOfDay -> Platforms DOS/DPMI/WIN/NT/OS2 - Updated 19Jun97 LdB       }
    241. 

  241. {---------------------------------------------------------------------------}
    242. 

  242. FUNCTION SecondOfDay (Hour24, Minute, Second: Word): LongInt;
    243. 

  243. BEGIN
    244. 

  244.    SecondOfDay := (LongInt(Hour24) * 3600) +
    245. 

  245.      (Minute * 60) + Second;                          { Second from midnight }
    246. 

  246. END;
    247. 

  247. 

  248. {---------------------------------------------------------------------------}
    249. 

  249. {  SetTime -> Platforms DOS/DPMI/WIN/NT/OS2 - Updated 06Nov97 LdB           }
    250. 

  250. {---------------------------------------------------------------------------}
    251. 

  251. PROCEDURE SetTime (Hour, Minute, Second, Sec100: Word);
    252. 

  252. {$IFDEF OS_DOS}                                       { DOS/DPMI CODE }
    253. 

  253.    {$IFDEF ASM_BP}                                    { BP COMPATABLE ASM }
    254. 

  254.    ASSEMBLER;
    255. 

  255.    ASM
    256. 

  256.      MOV CH, BYTE PTR Hour;                           { Fetch hour }
    257. 

  257.      MOV CL, BYTE PTR Minute;                         { Fetch minute }
    258. 

  258.      MOV DH, BYTE PTR Second;                         { Fetch second }
    259. 

  259.      MOV DL, BYTE PTR Sec100;                         { Fetch hundredths }
    260. 

  260.      MOV AX, $2D00;                                   { Set function id }
    261. 

  261.      PUSH BP;                                         { Safety save register }
    262. 

  262.      INT $21;                                         { Set the time }
    263. 

  263.      POP BP;                                          { Restore register }
    264. 

  264.    END;
    265. 

  265.    {$ENDIF}
    266. 

  266.    {$IFDEF ASM_FPC}                                   { FPC COMPATABLE ASM }
    267. 

  267.    BEGIN
    268. 

  268.    ASM
    269. 

  269.      MOVB Hour, %CH;                                  { Fetch hour }
    270. 

  270.      MOVB Minute, %CL;                                { Fetch minute }
    271. 

  271.      MOVB Second, %DH;                                { Fetch second }
    272. 

  272.      MOVB Sec100, %DL;                                { Fetch hundredths }
    273. 

  273.      MOVW $0x2D00, %AX;                               { Set function id }
    274. 

  274.      PUSHL %EBP;                                      { Save register }
    275. 

  275.      INT $0x21;                                       { BIOS set time }
    276. 

  276.      POPL %EBP;                                       { Restore register }
    277. 

  277.    END;
    278. 

  278.    END;
    279. 

  279.    {$ENDIF}
    280. 

  280. {$ENDIF}
    281. 

  281. {$IFDEF OS_WINDOWS}                                   { WIN/NT CODE }
    282. 

  282.    {$IFDEF BIT_16}                                    { 16 BIT WINDOWS CODE }
    283. 

  283.    ASSEMBLER;
    284. 

  284.    ASM
    285. 

  285.      MOV CH, BYTE PTR Hour;                           { Fetch hour }
    286. 

  286.      MOV CL, BYTE PTR Minute;                         { Fetch minute }
    287. 

  287.      MOV DH, BYTE PTR Second;                         { Fetch second }
    288. 

  288.      MOV DL, BYTE PTR Sec100;                         { Fetch hundredths }
    289. 

  289.      MOV AX, $2D00;                                   { Set function id }
    290. 

  290.      PUSH BP;                                         { Safety save register }
    291. 

  291.      INT $21;                                         { Set the time }
    292. 

  292.      POP BP;                                          { Restore register }
    293. 

  293.    END;
    294. 

  294.    {$ENDIF}
    295. 

  295.    {$IFDEF BIT_32_OR_MORE}                            { 32 BIT WINDOWS CODE }
    296. 

  296.    VAR DT: TSystemTime;
    297. 

  297.    BEGIN
    298. 

  298.      {$IFDEF PPC_FPC}                                 { FPC WINDOWS COMPILER }
    299. 

  299.      GetLocalTime(@DT);                               { Get the date/time }
    300. 

  300.      {$ELSE}                                          { OTHER COMPILERS }
    301. 

  301.      GetLocalTime(DT);                                { Get the date/time }
    302. 

  302.      {$ENDIF}
    303. 

  303.      DT.wHour := Hour;                                { Transfer hour }
    304. 

  304.      DT.wMinute := Minute;                            { Transfer minute }
    305. 

  305.      DT.wSecond := Second;                            { Transfer seconds }
    306. 

  306.      DT.wMilliseconds := Sec100 * 10;                 { Transfer millisecs }
    307. 

  307.      SetLocalTime(DT);                               { Set the date/time }
    308. 

  308.    END;
    309. 

  309.    {$ENDIF}
    310. 

  310. {$ENDIF}
    311. 

  311. {$IFDEF OS_OS2}                                       { OS2 CODE }
    312. 

  312. VAR DT: DateTime;
    313. 

  313. BEGIN
    314. 

  314.    DosGetDateTime(DT);                                { Get the date/time }
    315. 

  315.    DT.Hours := Hour;                                  { Transfer hour }
    316. 

  316.    DT.Minutes := Minute;                              { Transfer minute }
    317. 

  317.    DT.Seconds := Second;                              { Transfer seconds }
    318. 

  318.    DT.Hundredths := Sec100;                           { Transfer hundredths }
    319. 

  319.    DosSetDateTime(DT);                                { Set the time }
    320. 

  320. END;
    321. 

  321. {$ENDIF}
    322. 

  322. {$ifdef OS_UNIX}
    323. 

  323. BEGIN
    324. 

  324.  {settime is dummy in Linux}
    325. 

  325. END;
    326. 

  326. {$endif OS_UNIX}
    327. 

  327. {$IFDEF OS_NETWARE}
    328. 

  328. BEGIN
    329. 

  329.  {settime is dummy in Netware (Libc and Clib) }
    330. 

  330. END;
    331. 

  331. {$ENDIF OS_NETWARE}
    332. 

  332. {$IFDEF OS_AMIGA}
    333. 

  333. BEGIN
    334. 

  334.  { settime is dummy on Amiga }
    335. 

  335.  { probably could be implemented, but it's low pri... (KB) }
    336. 

  336. END;
    337. 

  337. {$ENDIF OS_AMIGA}
    338. 

  338. 

  339. {---------------------------------------------------------------------------}
    340. 

  340. {  GetTime -> Platforms DOS/DPMI/WIN/NT/OS2 - Updated 06Nov97 LdB           }
    341. 

  341. {---------------------------------------------------------------------------}
    342. 

  342. PROCEDURE GetTime (Var Hour, Minute, Second, Sec100: Word);
    343. 

  343. {$IFDEF OS_DOS}                                       { DOS/DPMI CODE }
    344. 

  344.    {$IFDEF ASM_BP}                                    { BP COMPATABLE ASM }
    345. 

  345.    ASSEMBLER;
    346. 

  346.    ASM
    347. 

  347.      MOV AX, $2C00;                                   { Set function id }
    348. 

  348.      PUSH BP;                                         { Safety save register }
    349. 

  349.      INT $21;                                         { System get time }
    350. 

  350.      POP BP;                                          { Restore register }
    351. 

  351.      XOR AH, AH;                                      { Clear register }
    352. 

  352.      CLD;                                             { Strings go forward }
    353. 

  353.      MOV AL, DL;                                      { Transfer register }
    354. 

  354.      LES DI, Sec100;                                  { ES:DI -> hundredths }
    355. 

  355.      STOSW;                                           { Return hundredths }
    356. 

  356.      MOV AL, DH;                                      { Transfer register }
    357. 

  357.      LES DI, Second;                                  { ES:DI -> seconds }
    358. 

  358.      STOSW;                                           { Return seconds }
    359. 

  359.      MOV AL, CL;                                      { Transfer register }
    360. 

  360.      LES DI, Minute;                                  { ES:DI -> minutes }
    361. 

  361.      STOSW;                                           { Return minutes }
    362. 

  362.      MOV AL, CH;                                      { Transfer register }
    363. 

  363.      LES DI, Hour;                                    { ES:DI -> hours }
    364. 

  364.      STOSW;                                           { Return hours }
    365. 

  365.    END;
    366. 

  366.    {$ENDIF}
    367. 

  367.    {$IFDEF OS_GO32}                                   { FPC COMPATABLE ASM }
    368. 

  368.    BEGIN
    369. 

  369.    (* ASM
    370. 

  370.      MOVW $0x2C00, %AX;                               { Set function id }
    371. 

  371.      PUSHL %EBP;                                      { Save register }
    372. 

  372.      INT $0x21;                                       { System get time }
    373. 

  373.      POPL %EBP;                                       { Restore register }
    374. 

  374.      XORB %AH, %AH;                                   { Clear register }
    375. 

  375.      MOVB %DL, %AL;                                   { Transfer register }
    376. 

  376.      MOVL Sec100, %EDI;                               { EDI -> Sec100 }
    377. 

  377.      MOVW %AX, (%EDI);                                { Return Sec100 }
    378. 

  378.      MOVB %DH, %AL;                                   { Transfer register }
    379. 

  379.      MOVL Second, %EDI;                               { EDI -> Second }
    380. 

  380.      MOVW %AX, (%EDI);                                { Return Second }
    381. 

  381.      MOVB %CL, %AL;                                   { Transfer register }
    382. 

  382.      MOVL Minute, %EDI;                               { EDI -> Minute }
    383. 

  383.      MOVW %AX, (%EDI);                                { Return minute }
    384. 

  384.      MOVB %CH, %AL;                                   { Transfer register }
    385. 

  385.      MOVL Hour, %EDI;                                 { EDI -> Hour }
    386. 

  386.      MOVW %AX, (%EDI);                                { Return hour }
    387. 

  387.    END; *)
    388. 

  388.    { direct call of real interrupt seems to render the system
    389. 

  389.      unstable on Win2000 because some registers are not properly
    390. 

  390.      restored if a mouse interrupt is generated while the Dos
    391. 

  391.      interrupt is called... PM }
    392. 

  392.      Dos.GetTime(Hour,Minute,Second,Sec100);
    393. 

  393.    END;
    394. 

  394.    {$ENDIF}
    395. 

  395. {$ENDIF}
    396. 

  396. {$IFDEF OS_WINDOWS}                                   { WIN/NT CODE }
    397. 

  397.    {$IFDEF BIT_16}                                    { 16 BIT WINDOWS CODE }
    398. 

  398.    ASSEMBLER;
    399. 

  399.    ASM
    400. 

  400.      MOV AX, $2C00;                                   { Set function id }
    401. 

  401.      PUSH BP;                                         { Safety save register }
    402. 

  402.      INT $21;                                         { System get time }
    403. 

  403.      POP BP;                                          { Restore register }
    404. 

  404.      XOR AH, AH;                                      { Clear register }
    405. 

  405.      CLD;                                             { Strings go forward }
    406. 

  406.      MOV AL, DL;                                      { Transfer register }
    407. 

  407.      LES DI, Sec100;                                  { ES:DI -> hundredths }
    408. 

  408.      STOSW;                                           { Return hundredths }
    409. 

  409.      MOV AL, DH;                                      { Transfer register }
    410. 

  410.      LES DI, Second;                                  { ES:DI -> seconds }
    411. 

  411.      STOSW;                                           { Return seconds }
    412. 

  412.      MOV AL, CL;                                      { Transfer register }
    413. 

  413.      LES DI, Minute;                                  { ES:DI -> minutes }
    414. 

  414.      STOSW;                                           { Return minutes }
    415. 

  415.      MOV AL, CH;                                      { Transfer register }
    416. 

  416.      LES DI, Hour;                                    { ES:DI -> hours }
    417. 

  417.      STOSW;                                           { Return hours }
    418. 

  418.    END;
    419. 

  419.    {$ENDIF}
    420. 

  420.    {$IFDEF BIT_32_OR_MORE}                            { 32 BIT WINDOWS CODE }
    421. 

  421.    VAR DT: TSystemTime;
    422. 

  422.    BEGIN
    423. 

  423.      {$IFDEF PPC_FPC}                                 { FPC WINDOWS COMPILER }
    424. 

  424.      GetLocalTime(@DT);                              { Get the date/time }
    425. 

  425.      {$ELSE}                                          { OTHER COMPILERS }
    426. 

  426.      GetLocalTime(DT);                               { Get the date/time }
    427. 

  427.      {$ENDIF}
    428. 

  428.      Hour := DT.wHour;                                { Transfer hour }
    429. 

  429.      Minute := DT.wMinute;                            { Transfer minute }
    430. 

  430.      Second := DT.wSecond;                            { Transfer seconds }
    431. 

  431.      Sec100 := DT.wMilliseconds DIV 10;               { Transfer hundredths }
    432. 

  432.    END;
    433. 

  433.    {$ENDIF}
    434. 

  434. {$ENDIF}
    435. 

  435. {$IFDEF OS_OS2}                                       { OS2 CODE }
    436. 

  436. VAR DT: DateTime;
    437. 

  437. BEGIN
    438. 

  438.    DosGetDateTime(DT);                                { Get the date/time }
    439. 

  439.    Hour   := DT.Hours;                                { Transfer hour }
    440. 

  440.    Minute := DT.Minutes;                              { Transfer minute }
    441. 

  441.    Second := DT.Seconds;                              { Transfer seconds }
    442. 

  442.    Sec100 := DT.Hundredths;                           { Transfer hundredths }
    443. 

  443. END;
    444. 

  444. {$ENDIF}
    445. 

  445. {$ifdef OS_UNIX}
    446. 

  446. BEGIN
    447. 

  447.   Dos.GetTime(Hour,Minute,Second,Sec100);
    448. 

  448. END;
    449. 

  449. {$endif OS_UNIX}
    450. 

  450. {$IFDEF OS_NETWARE}
    451. 

  451. BEGIN
    452. 

  452.   Dos.GetTime(Hour,Minute,Second,Sec100);
    453. 

  453. END;
    454. 

  454. {$ENDIF OS_NETWARE}
    455. 

  455. {$IFDEF OS_AMIGA}
    456. 

  456. BEGIN
    457. 

  457.   Dos.GetTime(Hour,Minute,Second,Sec100);
    458. 

  458. END;
    459. 

  459. {$ENDIF OS_AMIGA}
    460. 

  460. 

  461. {---------------------------------------------------------------------------}
    462. 

  462. {  MinutesToTime -> Platforms DOS/DPMI/WIN/NT/OS2 - Updated 19Jun97 LdB     }
    463. 

  463. {---------------------------------------------------------------------------}
    464. 

  464. PROCEDURE MinutesToTime (Md: LongInt; Var Hour24, Minute: Word);
    465. 

  465. BEGIN
    466. 

  466.    Hour24 := Md DIV 60;                               { Hours of time }
    467. 

  467.    Minute := Md MOD 60;                               { Minutes of time }
    468. 

  468. END;
    469. 

  469. 

  470. {---------------------------------------------------------------------------}
    471. 

  471. {  SecondsToTime -> Platforms DOS/DPMI/WIN/NT/OS2 - Updated 19Jun97 LdB     }
    472. 

  472. {---------------------------------------------------------------------------}
    473. 

  473. PROCEDURE SecondsToTime (Sd: LongInt; Var Hour24, Minute, Second: Word);
    474. 

  474. BEGIN
    475. 

  475.    Hour24 := Sd DIV 3600;                             { Hours of time }
    476. 

  476.    Minute := Sd MOD 3600 DIV 60;                      { Minutes of time }
    477. 

  477.    Second := Sd MOD 60;                               { Seconds of time }
    478. 

  478. END;
    479. 

  479. 

  480. END.
    481.