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WINFIO.LST

WINFIO.LST 16 KB
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  1. Listing:
    2. 

  2. 

  3.     1  (* Release 3.10 *)
    4. 

  4.     2  (*-------------------------------------------------------------------------*
    5. 

  5.     3  *                                                                          *
    6. 

  6.     4  *  WINFIO.MOD - File i/o with far interface for Windows                    *
    7. 

  7.     5  *                                                                          *
    8. 

  8.     6  *  COPYRIGHT (C) 1987..1992 Clarion Software Corporation.                  *
    9. 

  9.     7  *  All Rights Reserved                                                     *
    10. 

  10.     8  *                                                                          *
    11. 

  11.     9  *--------------------------------------------------------------------------*)
    12. 

  12.    10  
    13. 

  13.    11  (*# call(seg_name => null) *)
    14. 

  14.    12  (*# module(implementation=>off) *)
    15. 

  15.    13  (*# data(seg_name => null, near_ptr=>off) *)
    16. 

  16.    14  (*# call(o_a_copy => off, ds_eq_ss=>off, near_call=>off) *)
    17. 

  17.    15  (*# check(stack=>off,
    18. 

  18.    16            index=>off,
    19. 

  19.    17            range=>off,
    20. 

  20.    18            overflow=>off,
    21. 

  21.    19            nil_ptr=>off) *)
    22. 

  22.    20  
    23. 

  23.    21  
    24. 

  24.    22  IMPLEMENTATION MODULE WinFIO;
    25. 

  25.    23  
    26. 

  26.    24  IMPORT Lib, SYSTEM, CoreIO, CoreFile, CoreSig, CoreMain, Windows;
    27. 

  27.    25  
    28. 

  28.    26  VAR
    29. 

  29.    27  (*  CoreFile.BufInf : ARRAY[0..MaxHandle] OF FileInf; *) (* NB in CoreFile *)
    30. 

  30.    28    IOR: CARDINAL;
    31. 

  31.    29  
    32. 

  32.    30  TYPE
    33. 

  33.    31    Str80 = ARRAY[0..79] OF CHAR;
    34. 

  34. *****                     ^ not supported yet
    35. 

  35. *****                            ^ not supported yet
    36. 

  36.    32    PathStr = ARRAY [0..128] OF CHAR;
    37. 

  37. *****                        ^ not supported yet
    38. 

  38. *****                                ^ not supported yet
    39. 

  39.    33  
    40. 

  40.    34  
    41. 

  41.    35  PROCEDURE ErrorCheck(Code: CARDINAL; ErrNum: CARDINAL; Msg, Name: ARRAY OF CHAR);
    42. 

  42. *****                                                                             ^ not supported yet
    43. 

  43.    36  
    44. 

  44.    37  VAR
    45. 

  45.    38      ErrMsg: ARRAY [0..119] OF CHAR;
    46. 

  46. *****                        ^ not supported yet
    47. 

  47. *****                                ^ not supported yet
    48. 

  48.    39      NumStr: ARRAY [0..19] OF CHAR;
    49. 

  49. *****                        ^ not supported yet
    50. 

  50. *****                               ^ not supported yet
    51. 

  51.    40      OK: BOOLEAN;
    52. 

  52.    41  BEGIN
    53. 

  53.    42      IF ErrNum = 0 THEN
    54. 

  54.    43        ErrNum := Lib.SysErrno();
    55. 

  55. *****                  ^ not supported yet
    56. 

  56. *****                      ^ not supported yet
    57. 

  57. *****                               ^ not supported yet
    58. 

  58.    44      END;
    59. 

  59.    45      IF IOcheck THEN
    60. 

  60. *****         ^ undeclared identifier
    61. 

  61.    46          Str.Copy(ErrMsg, Msg);
    62. 

  62. *****          ^ undeclared identifier
    63. 

  63. *****              ^ not supported yet
    64. 

  64. *****                   ^ not supported yet
    65. 

  65. *****                           ^ not supported yet
    66. 

  66.    47          Str.Append(ErrMsg, Name);
    67. 

  67. *****          ^ undeclared identifier
    68. 

  68. *****              ^ not supported yet
    69. 

  69. *****                     ^ not supported yet
    70. 

  70. *****                             ^ not supported yet
    71. 

  71.    48          Str.Append(ErrMsg, '. Dos Error Code ');
    72. 

  72. *****          ^ undeclared identifier
    73. 

  73. *****              ^ not supported yet
    74. 

  74. *****                     ^ not supported yet
    75. 

  75. *****                             ^ not supported yet
    76. 

  76.    49          Str.CardToStr(LONGCARD(ErrNum), NumStr, 10, OK);
    77. 

  77. *****          ^ undeclared identifier
    78. 

  78. *****              ^ not supported yet
    79. 

  79. *****                        ^ undeclared identifier
    80. 

  80. *****                                       ^ not supported yet
    81. 

  81. *****                                          ^ not supported yet
    82. 

  82. *****                                                        ^ not supported yet
    83. 

  83.    50          Str.Append(ErrMsg, NumStr);
    84. 

  84. *****          ^ undeclared identifier
    85. 

  85. *****              ^ not supported yet
    86. 

  86. *****                     ^ not supported yet
    87. 

  87. *****                             ^ not supported yet
    88. 

  88.    51  (*      Lib.WrDosError(SHORTCARD(ErrNum)); *)
    89. 

  89.    52          Lib.RunTimeError(CoreSig._FatalErrorPos(), Code+0A0H, ErrMsg);
    90. 

  90. *****          ^ not supported yet
    91. 

  91. *****              ^ not supported yet
    92. 

  92. *****                           ^ not supported yet
    93. 

  93. *****                                   ^ not supported yet
    94. 

  94. *****                                                  ^ not supported yet
    95. 

  95. *****                                                                ^ not supported yet
    96. 

  96.    53      END;
    97. 

  97.    54      IOR := ErrNum;
    98. 

  98.    55  END ErrorCheck;
    99. 

  99. *****      ^ not supported yet
    100. 

  100.    56  
    101. 

  101.    57  PROCEDURE IOresult () : CARDINAL;
    102. 

  102.    58  BEGIN
    103. 

  103.    59    RETURN IOR;
    104. 

  104.    60  END IOresult;
    105. 

  105. *****      ^ not supported yet
    106. 

  106.    61  
    107. 

  107.    62  
    108. 

  108.    63  PROCEDURE WrBin(F: File; Buf: ARRAY OF BYTE; Count: CARDINAL);
    109. 

  109. *****                     ^ undeclared identifier
    110. 

  110. *****                                         ^ undeclared identifier
    111. 

  111.    64  
    112. 

  112.    65  VAR
    113. 

  113.    66    NumWrit : CARDINAL;
    114. 

  114.    67  BEGIN
    115. 

  115.    68    IOR := 0;
    116. 

  116.    69    OK := TRUE;
    117. 

  117. *****    ^ undeclared identifier
    118. 

  118.    70    IF Count = 0 THEN RETURN END;
    119. 

  119.    71    NumWrit := Windows._lwrite(F, Buf, Count);
    120. 

  120. *****               ^ not supported yet
    121. 

  121. *****                       ^ not supported yet
    122. 

  122. *****                               ^ not supported yet
    123. 

  123. *****                                  ^ not supported yet
    124. 

  124. *****                                            ^ not supported yet
    125. 

  125.    72    IF NumWrit # Count THEN
    126. 

  126.    73        ErrorCheck(6, 0, 'WrBin : ', Lib.NilStr);
    127. 

  127. *****        ^ not supported yet
    128. 

  128. *****                         ^ not supported yet
    129. 

  129. *****                                     ^ not supported yet
    130. 

  130. *****                                         ^ not supported yet
    131. 

  131.    74        OK := FALSE;
    132. 

  132. *****        ^ undeclared identifier
    133. 

  133.    75    END;
    134. 

  134.    76  END WrBin;
    135. 

  135. *****      ^ not supported yet
    136. 

  136.    77  
    137. 

  137.    78  PROCEDURE RdBin(F: File; VAR Buf: ARRAY OF BYTE; Count: CARDINAL) : CARDINAL;
    138. 

  138. *****                     ^ undeclared identifier
    139. 

  139. *****                                             ^ undeclared identifier
    140. 

  140.    79  VAR
    141. 

  141.    80    NumRead: CARDINAL;
    142. 

  142.    81  BEGIN
    143. 

  143.    82    IOR := 0;
    144. 

  144.    83    OK := TRUE;
    145. 

  145. *****    ^ undeclared identifier
    146. 

  146.    84    EOF := FALSE;
    147. 

  147. *****    ^ undeclared identifier
    148. 

  148.    85    IF Count = 0 THEN RETURN 0 END;
    149. 

  149.    86    NumRead := Windows._lread(F, Buf, Count);
    150. 

  150. *****               ^ not supported yet
    151. 

  151. *****                       ^ not supported yet
    152. 

  152. *****                              ^ not supported yet
    153. 

  153. *****                                 ^ not supported yet
    154. 

  154. *****                                           ^ not supported yet
    155. 

  155.    87    IF NumRead # Count THEN
    156. 

  156.    88        OK := FALSE;
    157. 

  157. *****        ^ undeclared identifier
    158. 

  158.    89        IF NumRead < 0 THEN
    159. 

  159.    90            ErrorCheck(7, 0, 'RbBin : ', Lib.NilStr);
    160. 

  160. *****            ^ not supported yet
    161. 

  161. *****                             ^ not supported yet
    162. 

  162. *****                                         ^ not supported yet
    163. 

  163. *****                                             ^ not supported yet
    164. 

  164.    91        ELSE
    165. 

  165.    92            EOF := TRUE;
    166. 

  166. *****            ^ undeclared identifier
    167. 

  167.    93        END;
    168. 

  168.    94    END;
    169. 

  169.    95    RETURN NumRead;
    170. 

  170.    96  END RdBin;
    171. 

  171. *****      ^ not supported yet
    172. 

  172.    97  
    173. 

  173.    98  
    174. 

  174.    99  PROCEDURE GetName(name: ARRAY OF CHAR; VAR fn: PathStr);
    175. 

  175. *****                                   ^ not supported yet
    176. 

  176.   100  (* Makes Null terminated filename, also sets IOR to 0 *)
    177. 

  177.   101  BEGIN
    178. 

  178.   102    Str.Copy(fn,name);
    179. 

  179. *****    ^ undeclared identifier
    180. 

  180. *****        ^ not supported yet
    181. 

  181. *****             ^ not supported yet
    182. 

  182. *****                ^ not supported yet
    183. 

  183.   103    fn[HIGH(fn)] := CHR(0);
    184. 

  184. *****    ^ not supported yet
    185. 

  185. *****       ^ undeclared identifier
    186. 

  186. *****            ^ not supported yet
    187. 

  187. *****                    ^ undeclared identifier
    188. 

  188. *****                         ^ not supported yet
    189. 

  189.   104    IOR := 0;
    190. 

  190.   105  END GetName;
    191. 

  191. *****      ^ not supported yet
    192. 

  192.   106  
    193. 

  193.   107  PROCEDURE Open(Name: ARRAY OF CHAR) : File;
    194. 

  194. *****                                ^ not supported yet
    195. 

  195. *****                                        ^ undeclared identifier
    196. 

  196.   108  VAR
    197. 

  197.   109    fn: PathStr;
    198. 

  198. *****        ^ not supported yet
    199. 

  199.   110    H: File;
    200. 

  200. *****       ^ undeclared identifier
    201. 

  201.   111  BEGIN
    202. 

  202.   112    GetName(Name,fn);
    203. 

  203. *****    ^ not supported yet
    204. 

  204. *****            ^ not supported yet
    205. 

  205. *****                 ^ not supported yet
    206. 

  206.   113    H := Windows._lopen(fn, Windows.READ_WRITE + INTEGER(ShareMode));
    207. 

  207. *****    ^ not supported yet
    208. 

  208. *****         ^ not supported yet
    209. 

  209. *****                 ^ not supported yet
    210. 

  210. *****                        ^ not supported yet
    211. 

  211. *****                            ^ not supported yet
    212. 

  212. *****                                    ^ not supported yet
    213. 

  213. *****                                                         ^ undeclared identifier
    214. 

  214.   114    IF H <> MAX(CARDINAL) THEN
    215. 

  215. *****       ^ not supported yet
    216. 

  216. *****            ^ undeclared identifier
    217. 

  217. *****                        ^ not supported yet
    218. 

  218.   115      CoreFile._openfd[H] := (CoreIO.O_RDWR+CoreIO.O_BINARY);
    219. 

  219. *****      ^ not supported yet
    220. 

  220. *****               ^ not supported yet
    221. 

  221. *****                       ^ not supported yet
    222. 

  222. *****                              ^ not supported yet
    223. 

  223. *****                                     ^ not supported yet
    224. 

  224. *****                                            ^ not supported yet
    225. 

  225. *****                                                   ^ not supported yet
    226. 

  226.   116      IF CoreIO.isatty(H) # 0 THEN
    227. 

  227. *****         ^ not supported yet
    228. 

  228. *****                ^ not supported yet
    229. 

  229. *****                       ^ not supported yet
    230. 

  230.   117        CoreFile._openfd[H] := CoreFile._openfd[H] + CoreIO.O_DEVICE;
    231. 

  231. *****        ^ not supported yet
    232. 

  232. *****                 ^ not supported yet
    233. 

  233. *****                         ^ not supported yet
    234. 

  234. *****                               ^ not supported yet
    235. 

  235. *****                                        ^ not supported yet
    236. 

  236. *****                                                ^ not supported yet
    237. 

  237. *****                                                     ^ not supported yet
    238. 

  238. *****                                                            ^ not supported yet
    239. 

  239.   118      END;
    240. 

  240.   119    ELSE
    241. 

  241.   120      ErrorCheck(2, 0, 'Open : ', fn);
    242. 

  242. *****      ^ not supported yet
    243. 

  243. *****                       ^ not supported yet
    244. 

  244. *****                                  ^ not supported yet
    245. 

  245.   121    END;
    246. 

  246.   122    RETURN H;
    247. 

  247. *****           ^ not supported yet
    248. 

  248.   123  END Open;
    249. 

  249. *****      ^ not supported yet
    250. 

  250.   124  
    251. 

  251.   125  PROCEDURE OpenRead( Name: ARRAY OF CHAR) : File;
    252. 

  252. *****                                     ^ not supported yet
    253. 

  253. *****                                             ^ undeclared identifier
    254. 

  254.   126  VAR
    255. 

  255.   127    fn: PathStr;
    256. 

  256. *****        ^ not supported yet
    257. 

  257.   128    H: File;
    258. 

  258. *****       ^ undeclared identifier
    259. 

  259.   129  BEGIN
    260. 

  260.   130    GetName(Name,fn);
    261. 

  261. *****    ^ not supported yet
    262. 

  262. *****            ^ not supported yet
    263. 

  263. *****                 ^ not supported yet
    264. 

  264.   131    H := Windows._lopen(fn, Windows.READ + INTEGER(ShareMode));
    265. 

  265. *****    ^ not supported yet
    266. 

  266. *****         ^ not supported yet
    267. 

  267. *****                 ^ not supported yet
    268. 

  268. *****                        ^ not supported yet
    269. 

  269. *****                            ^ not supported yet
    270. 

  270. *****                                    ^ not supported yet
    271. 

  271. *****                                                   ^ undeclared identifier
    272. 

  272.   132    IF H <> MAX(CARDINAL) THEN
    273. 

  273. *****       ^ not supported yet
    274. 

  274. *****            ^ undeclared identifier
    275. 

  275. *****                        ^ not supported yet
    276. 

  276.   133      CoreFile._openfd[H] := (CoreIO.O_RDONLY+CoreIO.O_BINARY);
    277. 

  277. *****      ^ not supported yet
    278. 

  278. *****               ^ not supported yet
    279. 

  279. *****                       ^ not supported yet
    280. 

  280. *****                              ^ not supported yet
    281. 

  281. *****                                     ^ not supported yet
    282. 

  282. *****                                              ^ not supported yet
    283. 

  283. *****                                                     ^ not supported yet
    284. 

  284.   134      IF CoreIO.isatty(H) # 0 THEN
    285. 

  285. *****         ^ not supported yet
    286. 

  286. *****                ^ not supported yet
    287. 

  287. *****                       ^ not supported yet
    288. 

  288.   135        CoreFile._openfd[H] := CoreFile._openfd[H] + CoreIO.O_DEVICE;
    289. 

  289. *****        ^ not supported yet
    290. 

  290. *****                 ^ not supported yet
    291. 

  291. *****                         ^ not supported yet
    292. 

  292. *****                               ^ not supported yet
    293. 

  293. *****                                        ^ not supported yet
    294. 

  294. *****                                                ^ not supported yet
    295. 

  295. *****                                                     ^ not supported yet
    296. 

  296. *****                                                            ^ not supported yet
    297. 

  297.   136      END;
    298. 

  298.   137    ELSE
    299. 

  299.   138      ErrorCheck(3, 0, 'OpenRead : ', fn);
    300. 

  300. *****      ^ not supported yet
    301. 

  301. *****                       ^ not supported yet
    302. 

  302. *****                                      ^ not supported yet
    303. 

  303.   139    END;
    304. 

  304.   140    RETURN H;
    305. 

  305. *****           ^ not supported yet
    306. 

  306.   141  END OpenRead;
    307. 

  307. *****      ^ not supported yet
    308. 

  308.   142  
    309. 

  309.   143  PROCEDURE Exists(Name: ARRAY OF CHAR) : BOOLEAN;
    310. 

  310. *****                                  ^ not supported yet
    311. 

  311.   144  VAR
    312. 

  312.   145    fn : PathStr ;
    313. 

  313. *****         ^ not supported yet
    314. 

  314.   146  BEGIN
    315. 

  315.   147    GetName(Name,fn);
    316. 

  316. *****    ^ not supported yet
    317. 

  317. *****            ^ not supported yet
    318. 

  318. *****                 ^ not supported yet
    319. 

  319.   148    IF CoreIO._exists(fn) # 0 THEN
    320. 

  320. *****       ^ not supported yet
    321. 

  321. *****              ^ not supported yet
    322. 

  322. *****                      ^ not supported yet
    323. 

  323.   149      RETURN TRUE;
    324. 

  324.   150    END;
    325. 

  325.   151    RETURN FALSE;
    326. 

  326.   152  END Exists;
    327. 

  327. *****      ^ not supported yet
    328. 

  328.   153  
    329. 

  329.   154  PROCEDURE Create(Name: ARRAY OF CHAR) : File;
    330. 

  330. *****                                  ^ not supported yet
    331. 

  331. *****                                          ^ undeclared identifier
    332. 

  332.   155  VAR
    333. 

  333.   156    fn: PathStr;
    334. 

  334. *****        ^ not supported yet
    335. 

  335.   157    H: File;
    336. 

  336. *****       ^ undeclared identifier
    337. 

  337.   158  BEGIN
    338. 

  338.   159    GetName(Name,fn);
    339. 

  339. *****    ^ not supported yet
    340. 

  340. *****            ^ not supported yet
    341. 

  341. *****                 ^ not supported yet
    342. 

  342.   160    H := Windows._lcreat(fn, 0);
    343. 

  343. *****    ^ not supported yet
    344. 

  344. *****         ^ not supported yet
    345. 

  345. *****                 ^ not supported yet
    346. 

  346. *****                         ^ not supported yet
    347. 

  347. *****                              ^ not supported yet
    348. 

  348.   161    IF H <> MAX(CARDINAL) THEN
    349. 

  349. *****       ^ not supported yet
    350. 

  350. *****            ^ undeclared identifier
    351. 

  351. *****                        ^ not supported yet
    352. 

  352.   162      CoreFile._openfd[H] := (CoreIO.O_RDWR+CoreIO.O_BINARY);
    353. 

  353. *****      ^ not supported yet
    354. 

  354. *****               ^ not supported yet
    355. 

  355. *****                       ^ not supported yet
    356. 

  356. *****                              ^ not supported yet
    357. 

  357. *****                                     ^ not supported yet
    358. 

  358. *****                                            ^ not supported yet
    359. 

  359. *****                                                   ^ not supported yet
    360. 

  360.   163    ELSE
    361. 

  361.   164      ErrorCheck(5, 0, 'Create : ', Name);
    362. 

  362. *****      ^ not supported yet
    363. 

  363. *****                       ^ not supported yet
    364. 

  364. *****                                    ^ not supported yet
    365. 

  365.   165    END;
    366. 

  366.   166    RETURN H;
    367. 

  367. *****           ^ not supported yet
    368. 

  368.   167  END Create;
    369. 

  369. *****      ^ not supported yet
    370. 

  370.   168  
    371. 

  371.   169  PROCEDURE Close(F: File);
    372. 

  372. *****                     ^ undeclared identifier
    373. 

  373.   170  BEGIN
    374. 

  374.   171    IOR := 0;
    375. 

  375.   172    IF F < CoreFile._open_max THEN
    376. 

  376. *****       ^ not supported yet
    377. 

  377. *****           ^ not supported yet
    378. 

  378. *****                    ^ not supported yet
    379. 

  379.   173      CoreFile._openfd[F] := {};
    380. 

  380. *****      ^ not supported yet
    381. 

  381. *****               ^ not supported yet
    382. 

  382. *****                       ^ not supported yet
    383. 

  383. *****                              ^ not supported yet
    384. 

  384.   174    END;
    385. 

  385.   175    IF Windows._lclose(F) = -1 THEN
    386. 

  386. *****       ^ not supported yet
    387. 

  387. *****               ^ not supported yet
    388. 

  388. *****                       ^ not supported yet
    389. 

  389.   176      ErrorCheck(0, 0, 'Close : ', Lib.NilStr);
    390. 

  390. *****      ^ not supported yet
    391. 

  391. *****                       ^ not supported yet
    392. 

  392. *****                                   ^ not supported yet
    393. 

  393. *****                                       ^ not supported yet
    394. 

  394.   177    END;
    395. 

  395.   178    RETURN;
    396. 

  396.   179  END Close;
    397. 

  397. *****      ^ not supported yet
    398. 

  398.   180  
    399. 

  399.   181  BEGIN
    400. 

  400.   182    IOR := 0;
    401. 

  401.   183    OK      := TRUE;
    402. 

  402. *****    ^ undeclared identifier
    403. 

  403.   184    EOF := FALSE;
    404. 

  404. *****    ^ undeclared identifier
    405. 

  405.   185    ShareMode := ShareCompat;
    406. 

  406. *****    ^ undeclared identifier
    407. 

  407. *****                 ^ undeclared identifier
    408. 

  408.   186  END WinFIO.
    409. 

  409. *****      ^ not supported yet
    410. 

  410.   187  
    411. 

  411. 

  412.   221 errors
    413. 

  413. 

  414.