scandir.pas 58 KB

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  1. {
  2. Copyright (c) 1998-2002 by Peter Vreman
  3. This unit implements directive parsing for the scanner
  4. This program is free software; you can redistribute it and/or modify
  5. it under the terms of the GNU General Public License as published by
  6. the Free Software Foundation; either version 2 of the License, or
  7. (at your option) any later version.
  8. This program is distributed in the hope that it will be useful,
  9. but WITHOUT ANY WARRANTY; without even the implied warranty of
  10. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  11. GNU General Public License for more details.
  12. You should have received a copy of the GNU General Public License
  13. along with this program; if not, write to the Free Software
  14. Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  15. ****************************************************************************
  16. }
  17. unit scandir;
  18. {$i fpcdefs.inc}
  19. interface
  20. uses
  21. globtype;
  22. const
  23. switchesstatestackmax = 20;
  24. type
  25. tsavedswitchesstate = record
  26. localsw: tlocalswitches;
  27. verbosity: longint;
  28. pmessage : pmessagestaterecord;
  29. end;
  30. type
  31. tswitchesstatestack = array[0..switchesstatestackmax] of tsavedswitchesstate;
  32. var
  33. switchesstatestack:tswitchesstatestack;
  34. switchesstatestackpos: Integer;
  35. procedure InitScannerDirectives;
  36. implementation
  37. uses
  38. SysUtils,
  39. cutils,cfileutl,
  40. globals,systems,widestr,cpuinfo,
  41. verbose,comphook,ppu,
  42. scanner,switches,
  43. fmodule,
  44. defutil,
  45. dirparse,link,
  46. symconst,symtable,symbase,symtype,symsym,
  47. rabase;
  48. {*****************************************************************************
  49. Helpers
  50. *****************************************************************************}
  51. procedure do_delphiswitch(sw:char);
  52. var
  53. state : char;
  54. begin
  55. { c contains the next char, a + or - would be fine }
  56. state:=current_scanner.readstate;
  57. if state in ['-','+'] then
  58. HandleSwitch(sw,state);
  59. end;
  60. procedure do_setverbose(flag:char);
  61. var
  62. state : char;
  63. begin
  64. { support ON/OFF }
  65. state:=current_scanner.ReadState;
  66. recordpendingverbosityswitch(flag,state);
  67. end;
  68. procedure do_moduleswitch(sw:tmoduleswitch);
  69. var
  70. state : char;
  71. begin
  72. state:=current_scanner.readstate;
  73. if (sw<>cs_modulenone) and (state in ['-','+']) then
  74. begin
  75. if state='-' then
  76. exclude(current_settings.moduleswitches,sw)
  77. else
  78. include(current_settings.moduleswitches,sw);
  79. end;
  80. end;
  81. procedure do_localswitch(sw:tlocalswitch);
  82. var
  83. state : char;
  84. begin
  85. state:=current_scanner.readstate;
  86. if (sw<>cs_localnone) and (state in ['-','+']) then
  87. recordpendinglocalswitch(sw,state);
  88. end;
  89. function do_localswitchdefault(sw:tlocalswitch): char;
  90. begin
  91. result:=current_scanner.readstatedefault;
  92. if (sw<>cs_localnone) and (result in ['-','+','*']) then
  93. recordpendinglocalswitch(sw,result);
  94. end;
  95. procedure do_message(w:integer);
  96. begin
  97. current_scanner.skipspace;
  98. Message1(w,current_scanner.readcomment);
  99. end;
  100. {*****************************************************************************
  101. Directive Callbacks
  102. *****************************************************************************}
  103. procedure dir_align;
  104. var
  105. hs : string;
  106. b : byte;
  107. begin
  108. current_scanner.skipspace;
  109. if not(c in ['0'..'9']) then
  110. begin
  111. { Support also the ON and OFF as switch }
  112. hs:=current_scanner.readid;
  113. if (hs='ON') then
  114. current_settings.packrecords:=4
  115. else if (hs='OFF') then
  116. current_settings.packrecords:=1
  117. else if m_mac in current_settings.modeswitches then
  118. begin
  119. { Support switches used in Apples Universal Interfaces}
  120. if (hs='MAC68K') then
  121. current_settings.packrecords:=mac68k_alignment
  122. { "power" alignment is the default C packrecords setting on
  123. Mac OS X }
  124. else if (hs='POWER') or (hs='POWERPC') then
  125. current_settings.packrecords:=C_alignment
  126. else if (hs='RESET') then
  127. current_settings.packrecords:=default_settings.packrecords
  128. else
  129. Message1(scan_e_illegal_pack_records,hs);
  130. end
  131. else
  132. Message1(scan_e_illegal_pack_records,hs);
  133. end
  134. else
  135. begin
  136. b:=current_scanner.readval;
  137. case b of
  138. 1 : current_settings.packrecords:=1;
  139. 2 : current_settings.packrecords:=2;
  140. 4 : current_settings.packrecords:=4;
  141. 8 : current_settings.packrecords:=8;
  142. 16 : current_settings.packrecords:=16;
  143. 32 : current_settings.packrecords:=32;
  144. else
  145. Message1(scan_e_illegal_pack_records,tostr(b));
  146. end;
  147. end;
  148. end;
  149. procedure dir_a1;
  150. begin
  151. current_settings.packrecords:=1;
  152. end;
  153. procedure dir_a2;
  154. begin
  155. current_settings.packrecords:=2;
  156. end;
  157. procedure dir_a4;
  158. begin
  159. current_settings.packrecords:=4;
  160. end;
  161. procedure dir_a8;
  162. begin
  163. current_settings.packrecords:=8;
  164. end;
  165. procedure dir_asmmode;
  166. var
  167. s : string;
  168. begin
  169. current_scanner.skipspace;
  170. s:=current_scanner.readid;
  171. If Inside_asm_statement then
  172. Message1(scan_w_no_asm_reader_switch_inside_asm,s);
  173. if s='DEFAULT' then
  174. current_settings.asmmode:=init_settings.asmmode
  175. else
  176. if not SetAsmReadMode(s,current_settings.asmmode) then
  177. Message1(scan_e_illegal_asmmode_specifier,s);
  178. end;
  179. {$if defined(m68k) or defined(arm)}
  180. procedure dir_appid;
  181. begin
  182. if target_info.system<>system_m68k_palmos then
  183. Message(scan_w_appid_not_support);
  184. { change description global var in all cases }
  185. { it not used but in win32 and os2 }
  186. current_scanner.skipspace;
  187. palmos_applicationid:=current_scanner.readcomment;
  188. end;
  189. procedure dir_appname;
  190. begin
  191. if target_info.system<>system_m68k_palmos then
  192. Message(scan_w_appname_not_support);
  193. { change description global var in all cases }
  194. { it not used but in win32 and os2 }
  195. current_scanner.skipspace;
  196. palmos_applicationname:=current_scanner.readcomment;
  197. end;
  198. {$endif defined(m68k) or defined(arm)}
  199. procedure dir_apptype;
  200. var
  201. hs : string;
  202. begin
  203. if not (target_info.system in systems_all_windows + [system_i386_os2,
  204. system_i386_emx, system_powerpc_macos,
  205. system_arm_nds, system_i8086_msdos] +
  206. systems_nativent) then
  207. begin
  208. if m_delphi in current_settings.modeswitches then
  209. Message(scan_n_app_type_not_support)
  210. else
  211. Message(scan_w_app_type_not_support);
  212. end
  213. else
  214. begin
  215. if not current_module.in_global then
  216. Message(scan_w_switch_is_global)
  217. else
  218. begin
  219. current_scanner.skipspace;
  220. hs:=current_scanner.readid;
  221. if (hs='GUI') and not (target_info.system in [system_i8086_msdos]) then
  222. SetApptype(app_gui)
  223. else if (hs='CONSOLE') and not (target_info.system in [system_i8086_msdos]) then
  224. SetApptype(app_cui)
  225. else if (hs='NATIVE') and (target_info.system in systems_windows + systems_nativent) then
  226. SetApptype(app_native)
  227. else if (hs='FS') and (target_info.system in [system_i386_os2,
  228. system_i386_emx]) then
  229. SetApptype(app_fs)
  230. else if (hs='TOOL') and (target_info.system in [system_powerpc_macos]) then
  231. SetApptype(app_tool)
  232. else if (hs='ARM9') and (target_info.system in [system_arm_nds]) then
  233. SetApptype(app_arm9)
  234. else if (hs='ARM7') and (target_info.system in [system_arm_nds]) then
  235. SetApptype(app_arm7)
  236. else if (hs='COM') and (target_info.system in [system_i8086_msdos]) then
  237. SetApptype(app_com)
  238. else if (hs='EXE') and (target_info.system in [system_i8086_msdos]) then
  239. SetApptype(app_cui)
  240. else
  241. Message1(scan_w_unsupported_app_type,hs);
  242. end;
  243. end;
  244. end;
  245. procedure dir_calling;
  246. var
  247. hs : string;
  248. begin
  249. current_scanner.skipspace;
  250. hs:=current_scanner.readid;
  251. if (hs='') then
  252. Message(parser_e_proc_directive_expected)
  253. else
  254. recordpendingcallingswitch(hs);
  255. end;
  256. procedure dir_checklowaddrloads;
  257. begin
  258. do_localswitchdefault(cs_check_low_addr_load);
  259. end;
  260. procedure dir_checkpointer;
  261. var
  262. switch: char;
  263. begin
  264. switch:=do_localswitchdefault(cs_checkpointer);
  265. if (switch='+') and
  266. not(target_info.system in systems_support_checkpointer) then
  267. Message1(scan_e_unsupported_switch,'CHECKPOINTER+');
  268. end;
  269. procedure dir_objectchecks;
  270. begin
  271. do_localswitch(cs_check_object);
  272. end;
  273. procedure dir_ieeeerrors;
  274. begin
  275. do_localswitch(cs_ieee_errors);
  276. end;
  277. procedure dir_assertions;
  278. begin
  279. do_delphiswitch('C');
  280. end;
  281. procedure dir_booleval;
  282. begin
  283. do_delphiswitch('B');
  284. end;
  285. procedure dir_debuginfo;
  286. begin
  287. do_delphiswitch('D');
  288. end;
  289. procedure dir_description;
  290. begin
  291. if not (target_info.system in systems_all_windows+[system_i386_os2,system_i386_emx,
  292. system_i386_netware,system_i386_wdosx,system_i386_netwlibc]) then
  293. Message(scan_w_description_not_support);
  294. { change description global var in all cases }
  295. { it not used but in win32, os2 and netware }
  296. current_scanner.skipspace;
  297. description:=current_scanner.readcomment;
  298. DescriptionSetExplicity:=true;
  299. end;
  300. procedure dir_screenname; {ad}
  301. begin
  302. if not (target_info.system in [system_i386_netware,system_i386_netwlibc]) then
  303. {Message(scan_w_decription_not_support);}
  304. comment (V_Warning,'Screenname only supported for target netware');
  305. current_scanner.skipspace;
  306. nwscreenname:=current_scanner.readcomment;
  307. end;
  308. procedure dir_threadname; {ad}
  309. begin
  310. if not (target_info.system in [system_i386_netware,system_i386_netwlibc]) then
  311. {Message(scan_w_decription_not_support);}
  312. comment (V_Warning,'Threadname only supported for target netware');
  313. current_scanner.skipspace;
  314. nwthreadname:=current_scanner.readcomment;
  315. end;
  316. procedure dir_copyright; {ad}
  317. begin
  318. if not (target_info.system in [system_i386_netware,system_i386_netwlibc]) then
  319. {Message(scan_w_decription_not_support);}
  320. comment (V_Warning,'Copyright only supported for target netware');
  321. current_scanner.skipspace;
  322. nwcopyright:=current_scanner.readcomment;
  323. end;
  324. procedure dir_error;
  325. begin
  326. do_message(scan_e_user_defined);
  327. end;
  328. procedure dir_extendedsyntax;
  329. begin
  330. do_delphiswitch('X');
  331. end;
  332. procedure dir_forcefarcalls;
  333. begin
  334. if (target_info.system<>system_i8086_msdos)
  335. {$ifdef i8086}
  336. or (current_settings.x86memorymodel in x86_near_code_models)
  337. {$endif i8086}
  338. then
  339. begin
  340. Message1(scan_n_ignored_switch,pattern);
  341. exit;
  342. end;
  343. do_localswitch(cs_force_far_calls);
  344. end;
  345. procedure dir_fatal;
  346. begin
  347. do_message(scan_f_user_defined);
  348. end;
  349. procedure dir_fputype;
  350. begin
  351. current_scanner.skipspace;
  352. undef_system_macro('FPU'+fputypestr[current_settings.fputype]);
  353. if not(SetFPUType(upper(current_scanner.readcomment),current_settings.fputype)) then
  354. comment(V_Error,'Illegal FPU type');
  355. def_system_macro('FPU'+fputypestr[current_settings.fputype]);
  356. end;
  357. procedure dir_frameworkpath;
  358. begin
  359. if not current_module.in_global then
  360. Message(scan_w_switch_is_global)
  361. else if not(target_info.system in systems_darwin) then
  362. begin
  363. Message(scan_w_frameworks_darwin_only);
  364. current_scanner.skipspace;
  365. current_scanner.readcomment
  366. end
  367. else
  368. begin
  369. current_scanner.skipspace;
  370. current_module.localframeworksearchpath.AddPath(current_scanner.readcomment,false);
  371. end;
  372. end;
  373. procedure dir_goto;
  374. begin
  375. do_moduleswitch(cs_support_goto);
  376. end;
  377. procedure dir_hint;
  378. begin
  379. do_message(scan_h_user_defined);
  380. end;
  381. procedure dir_hints;
  382. begin
  383. do_setverbose('H');
  384. end;
  385. procedure dir_imagebase;
  386. begin
  387. if not (target_info.system in (systems_windows+systems_wince)) then
  388. Message(scan_w_imagebase_not_support);
  389. current_scanner.skipspace;
  390. imagebase:=current_scanner.readval;
  391. ImageBaseSetExplicity:=true
  392. end;
  393. procedure dir_implicitexceptions;
  394. begin
  395. do_moduleswitch(cs_implicit_exceptions);
  396. end;
  397. procedure dir_includepath;
  398. begin
  399. if not current_module.in_global then
  400. Message(scan_w_switch_is_global)
  401. else
  402. begin
  403. current_scanner.skipspace;
  404. current_module.localincludesearchpath.AddPath(current_scanner.readcomment,false);
  405. end;
  406. end;
  407. procedure dir_info;
  408. begin
  409. do_message(scan_i_user_defined);
  410. end;
  411. procedure dir_inline;
  412. begin
  413. do_localswitch(cs_do_inline);
  414. end;
  415. procedure dir_interfaces;
  416. var
  417. hs : string;
  418. begin
  419. {corba/com/default}
  420. current_scanner.skipspace;
  421. hs:=current_scanner.readid;
  422. {$ifndef jvm}
  423. if (hs='CORBA') then
  424. current_settings.interfacetype:=it_interfacecorba
  425. else if (hs='COM') then
  426. current_settings.interfacetype:=it_interfacecom
  427. else
  428. {$endif jvm}
  429. if (hs='DEFAULT') then
  430. current_settings.interfacetype:=init_settings.interfacetype
  431. else
  432. Message(scan_e_invalid_interface_type);
  433. end;
  434. procedure dir_iochecks;
  435. begin
  436. do_delphiswitch('I');
  437. end;
  438. procedure dir_libexport;
  439. begin
  440. {not implemented}
  441. end;
  442. procedure dir_librarypath;
  443. begin
  444. if not current_module.in_global then
  445. Message(scan_w_switch_is_global)
  446. else
  447. begin
  448. current_scanner.skipspace;
  449. current_module.locallibrarysearchpath.AddPath(current_scanner.readcomment,false);
  450. end;
  451. end;
  452. procedure dir_link;
  453. var
  454. s : string;
  455. begin
  456. current_scanner.skipspace;
  457. if scanner.c = '''' then
  458. begin
  459. s:= current_scanner.readquotedstring;
  460. current_scanner.readcomment
  461. end
  462. else
  463. s:= trimspace(current_scanner.readcomment);
  464. s:=FixFileName(s);
  465. if ExtractFileExt(s)='' then
  466. s:=ChangeFileExt(s,target_info.objext);
  467. current_module.linkotherofiles.add(s,link_always);
  468. end;
  469. procedure dir_linkframework;
  470. var
  471. s : string;
  472. begin
  473. current_scanner.skipspace;
  474. if scanner.c = '''' then
  475. begin
  476. s:= current_scanner.readquotedstring;
  477. current_scanner.readcomment
  478. end
  479. else
  480. s:= trimspace(current_scanner.readcomment);
  481. s:=FixFileName(s);
  482. if (target_info.system in systems_darwin) then
  483. current_module.linkotherframeworks.add(s,link_always)
  484. else
  485. Message(scan_w_frameworks_darwin_only);
  486. end;
  487. procedure dir_linklib;
  488. type
  489. tLinkMode=(lm_shared,lm_static);
  490. var
  491. s : string;
  492. quote : char;
  493. libext,
  494. libname,
  495. linkmodestr : string;
  496. p : longint;
  497. linkMode : tLinkMode;
  498. begin
  499. current_scanner.skipspace;
  500. if scanner.c = '''' then
  501. begin
  502. libname:= current_scanner.readquotedstring;
  503. s:= current_scanner.readcomment;
  504. p:=pos(',',s);
  505. end
  506. else
  507. begin
  508. s:= current_scanner.readcomment;
  509. p:=pos(',',s);
  510. if p=0 then
  511. libname:=TrimSpace(s)
  512. else
  513. libname:=TrimSpace(copy(s,1,p-1));
  514. end;
  515. if p=0 then
  516. linkmodeStr:=''
  517. else
  518. linkmodeStr:=Upper(TrimSpace(copy(s,p+1,255)));
  519. if (libname='') or (libname='''''') or (libname='""') then
  520. exit;
  521. { create library name }
  522. if libname[1] in ['''','"'] then
  523. begin
  524. quote:=libname[1];
  525. Delete(libname,1,1);
  526. p:=pos(quote,libname);
  527. if p>0 then
  528. Delete(libname,p,1);
  529. end;
  530. libname:=FixFileName(libname);
  531. { get linkmode, default is to check the extension for
  532. the static library, otherwise shared linking is assumed }
  533. linkmode:=lm_shared;
  534. if linkModeStr='' then
  535. begin
  536. libext:=ExtractFileExt(libname);
  537. if libext=target_info.staticClibext then
  538. linkMode:=lm_static;
  539. end
  540. else if linkModeStr='STATIC' then
  541. linkmode:=lm_static
  542. else if (LinkModeStr='SHARED') or (LinkModeStr='') then
  543. linkmode:=lm_shared
  544. else
  545. Comment(V_Error,'Wrong link mode specified: "'+Linkmodestr+'"');
  546. { add to the list of other libraries }
  547. if linkMode=lm_static then
  548. current_module.linkOtherStaticLibs.add(libname,link_always)
  549. else
  550. current_module.linkOtherSharedLibs.add(libname,link_always);
  551. end;
  552. procedure dir_localsymbols;
  553. begin
  554. do_delphiswitch('L');
  555. end;
  556. procedure dir_longstrings;
  557. begin
  558. do_delphiswitch('H');
  559. end;
  560. procedure dir_macro;
  561. begin
  562. do_moduleswitch(cs_support_macro);
  563. end;
  564. procedure dir_pascalmainname;
  565. var
  566. s: string;
  567. begin
  568. current_scanner.skipspace;
  569. s:=trimspace(current_scanner.readcomment);
  570. if assigned(current_module.mainname) and
  571. (s<>current_module.mainname^) then
  572. begin
  573. Message1(scan_w_multiple_main_name_overrides,current_module.mainname^);
  574. stringdispose(current_module.mainname)
  575. end
  576. else if (mainaliasname<>defaultmainaliasname) and
  577. (mainaliasname<>s) then
  578. Message1(scan_w_multiple_main_name_overrides,mainaliasname);
  579. mainaliasname:=s;
  580. if (mainaliasname<>defaultmainaliasname) then
  581. current_module.mainname:=stringdup(mainaliasname);
  582. end;
  583. procedure dir_maxfpuregisters;
  584. var
  585. l : integer;
  586. hs : string;
  587. begin
  588. current_scanner.skipspace;
  589. if not(c in ['0'..'9']) then
  590. begin
  591. hs:=current_scanner.readid;
  592. if (hs='NORMAL') or (hs='DEFAULT') then
  593. current_settings.maxfpuregisters:=-1
  594. else
  595. Message(scan_e_invalid_maxfpureg_value);
  596. end
  597. else
  598. begin
  599. l:=current_scanner.readval;
  600. case l of
  601. 0..8:
  602. current_settings.maxfpuregisters:=l;
  603. else
  604. Message(scan_e_invalid_maxfpureg_value);
  605. end;
  606. end;
  607. end;
  608. procedure dir_maxstacksize;
  609. begin
  610. if not (target_info.system in (systems_windows+systems_wince)) then
  611. Message(scan_w_maxstacksize_not_support);
  612. current_scanner.skipspace;
  613. maxstacksize:=current_scanner.readval;
  614. MaxStackSizeSetExplicity:=true;
  615. end;
  616. procedure dir_memory;
  617. var
  618. l : longint;
  619. heapsize_limit: longint;
  620. maxheapsize_limit: longint;
  621. begin
  622. {$if defined(i8086)}
  623. if current_settings.x86memorymodel in x86_far_data_models then
  624. begin
  625. heapsize_limit:=655360;
  626. maxheapsize_limit:=655360;
  627. end
  628. else
  629. begin
  630. heapsize_limit:=65520;
  631. maxheapsize_limit:=65520;
  632. end;
  633. {$elseif defined(cpu16bitaddr)}
  634. heapsize_limit:=65520;
  635. maxheapsize_limit:=65520;
  636. {$else}
  637. heapsize_limit:=high(heapsize);
  638. maxheapsize_limit:=high(maxheapsize);
  639. {$endif}
  640. current_scanner.skipspace;
  641. l:=current_scanner.readval;
  642. if (l>=1024)
  643. {$ifdef cpu16bitaddr}
  644. and (l<=65521) { TP7's $M directive allows specifying a stack size of
  645. 65521, but it actually sets the stack size to 65520 }
  646. {$else cpu16bitaddr}
  647. and (l<67107840)
  648. {$endif cpu16bitaddr}
  649. then
  650. stacksize:=min(l,{$ifdef cpu16bitaddr}65520{$else}67107839{$endif})
  651. else
  652. Message(scan_w_invalid_stacksize);
  653. if c=',' then
  654. begin
  655. current_scanner.readchar;
  656. current_scanner.skipspace;
  657. l:=current_scanner.readval;
  658. if l>=1024 then
  659. heapsize:=min(l,heapsize_limit);
  660. if c=',' then
  661. begin
  662. current_scanner.readchar;
  663. current_scanner.skipspace;
  664. l:=current_scanner.readval;
  665. if l>=heapsize then
  666. maxheapsize:=min(l,maxheapsize_limit)
  667. else
  668. Message(scan_w_heapmax_lessthan_heapmin);
  669. end;
  670. end;
  671. end;
  672. procedure dir_message;
  673. var
  674. hs : string;
  675. w : longint;
  676. begin
  677. w:=0;
  678. current_scanner.skipspace;
  679. { Message level specified? }
  680. if c='''' then
  681. w:=scan_n_user_defined
  682. else
  683. begin
  684. hs:=current_scanner.readid;
  685. if (hs='WARN') or (hs='WARNING') then
  686. w:=scan_w_user_defined
  687. else
  688. if (hs='ERROR') then
  689. w:=scan_e_user_defined
  690. else
  691. if (hs='FATAL') then
  692. w:=scan_f_user_defined
  693. else
  694. if (hs='HINT') then
  695. w:=scan_h_user_defined
  696. else
  697. if (hs='NOTE') then
  698. w:=scan_n_user_defined
  699. else
  700. Message1(scan_w_illegal_directive,hs);
  701. end;
  702. { Only print message when there was no error }
  703. if w<>0 then
  704. begin
  705. current_scanner.skipspace;
  706. if c='''' then
  707. hs:=current_scanner.readquotedstring
  708. else
  709. hs:=current_scanner.readcomment;
  710. Message1(w,hs);
  711. end
  712. else
  713. current_scanner.readcomment;
  714. end;
  715. procedure dir_minstacksize;
  716. begin
  717. if not (target_info.system in (systems_windows+systems_wince)) then
  718. Message(scan_w_minstacksize_not_support);
  719. current_scanner.skipspace;
  720. minstacksize:=current_scanner.readval;
  721. MinStackSizeSetExplicity:=true;
  722. end;
  723. procedure dir_mode;
  724. begin
  725. if not current_module.in_global then
  726. Message(scan_w_switch_is_global)
  727. else
  728. begin
  729. current_scanner.skipspace;
  730. current_scanner.readstring;
  731. if not current_module.mode_switch_allowed and
  732. not ((m_mac in current_settings.modeswitches) and (pattern='MACPAS')) then
  733. Message1(scan_e_mode_switch_not_allowed,pattern)
  734. else if not SetCompileMode(pattern,false) then
  735. Message1(scan_w_illegal_switch,pattern)
  736. end;
  737. current_module.mode_switch_allowed:= false;
  738. end;
  739. procedure dir_modeswitch;
  740. var
  741. s : string;
  742. begin
  743. if not current_module.in_global then
  744. Message(scan_w_switch_is_global)
  745. else
  746. begin
  747. current_scanner.skipspace;
  748. current_scanner.readstring;
  749. s:=pattern;
  750. if c in ['+','-'] then
  751. s:=s+current_scanner.readstate;
  752. if not SetCompileModeSwitch(s,false) then
  753. Message1(scan_w_illegal_switch,s)
  754. end;
  755. end;
  756. procedure dir_namespace;
  757. var
  758. s : string;
  759. begin
  760. { used to define Java package names for all types declared in the
  761. current unit }
  762. if not current_module.in_global then
  763. Message(scan_w_switch_is_global)
  764. else
  765. begin
  766. current_scanner.skipspace;
  767. current_scanner.readstring;
  768. s:=orgpattern;
  769. while c='.' do
  770. begin
  771. current_scanner.readchar;
  772. current_scanner.readstring;
  773. s:=s+'.'+orgpattern;
  774. end;
  775. disposestr(current_module.namespace);
  776. current_module.namespace:=stringdup(s);
  777. end;
  778. end;
  779. procedure dir_mmx;
  780. begin
  781. do_localswitch(cs_mmx);
  782. end;
  783. procedure dir_note;
  784. begin
  785. do_message(scan_n_user_defined);
  786. end;
  787. procedure dir_notes;
  788. begin
  789. do_setverbose('N');
  790. end;
  791. procedure dir_objectpath;
  792. begin
  793. if not current_module.in_global then
  794. Message(scan_w_switch_is_global)
  795. else
  796. begin
  797. current_scanner.skipspace;
  798. current_module.localobjectsearchpath.AddPath(current_scanner.readcomment,false);
  799. end;
  800. end;
  801. procedure dir_openstrings;
  802. begin
  803. do_delphiswitch('P');
  804. end;
  805. procedure dir_optimization;
  806. var
  807. hs : string;
  808. begin
  809. current_scanner.skipspace;
  810. { Support also the ON and OFF as switch }
  811. hs:=current_scanner.readid;
  812. if (hs='ON') then
  813. current_settings.optimizerswitches:=level2optimizerswitches
  814. else if (hs='OFF') then
  815. current_settings.optimizerswitches:=[]
  816. else if (hs='DEFAULT') then
  817. current_settings.optimizerswitches:=init_settings.optimizerswitches
  818. else
  819. begin
  820. if not UpdateOptimizerStr(hs,current_settings.optimizerswitches) then
  821. Message1(scan_e_illegal_optimization_specifier,hs);
  822. end;
  823. end;
  824. procedure dir_overflowchecks;
  825. begin
  826. do_delphiswitch('Q');
  827. end;
  828. procedure dir_packenum;
  829. var
  830. hs : string;
  831. begin
  832. current_scanner.skipspace;
  833. if not(c in ['0'..'9']) then
  834. begin
  835. hs:=current_scanner.readid;
  836. if (hs='NORMAL') or (hs='DEFAULT') then
  837. current_settings.packenum:=4
  838. else
  839. Message1(scan_e_illegal_pack_enum, hs);
  840. end
  841. else
  842. begin
  843. case current_scanner.readval of
  844. 1 : current_settings.packenum:=1;
  845. 2 : current_settings.packenum:=2;
  846. 4 : current_settings.packenum:=4;
  847. else
  848. Message1(scan_e_illegal_pack_enum, pattern);
  849. end;
  850. end;
  851. end;
  852. procedure dir_minfpconstprec;
  853. begin
  854. current_scanner.skipspace;
  855. if not SetMinFPConstPrec(current_scanner.readid,current_settings.minfpconstprec) then
  856. Message1(scan_e_illegal_minfpconstprec, pattern);
  857. end;
  858. procedure dir_packrecords;
  859. var
  860. hs : string;
  861. begin
  862. { can't change packrecords setting on managed vm targets }
  863. if target_info.system in systems_managed_vm then
  864. Message1(scanner_w_directive_ignored_on_target, 'PACKRECORDS');
  865. current_scanner.skipspace;
  866. if not(c in ['0'..'9']) then
  867. begin
  868. hs:=current_scanner.readid;
  869. { C has the special recordalignmax of C_alignment }
  870. if (hs='C') then
  871. current_settings.packrecords:=C_alignment
  872. else
  873. if (hs='NORMAL') or (hs='DEFAULT') then
  874. current_settings.packrecords:=default_settings.packrecords
  875. else
  876. Message1(scan_e_illegal_pack_records,hs);
  877. end
  878. else
  879. begin
  880. case current_scanner.readval of
  881. 1 : current_settings.packrecords:=1;
  882. 2 : current_settings.packrecords:=2;
  883. 4 : current_settings.packrecords:=4;
  884. 8 : current_settings.packrecords:=8;
  885. 16 : current_settings.packrecords:=16;
  886. 32 : current_settings.packrecords:=32;
  887. else
  888. Message1(scan_e_illegal_pack_records,pattern);
  889. end;
  890. end;
  891. end;
  892. procedure dir_packset;
  893. var
  894. hs : string;
  895. begin
  896. current_scanner.skipspace;
  897. if not(c in ['1','2','4','8']) then
  898. begin
  899. hs:=current_scanner.readid;
  900. if (hs='FIXED') or (hs='DEFAULT') OR (hs='NORMAL') then
  901. current_settings.setalloc:=0 {Fixed mode, sets are 4 or 32 bytes}
  902. else
  903. Message(scan_e_only_packset);
  904. end
  905. else
  906. begin
  907. case current_scanner.readval of
  908. 1 : current_settings.setalloc:=1;
  909. 2 : current_settings.setalloc:=2;
  910. 4 : current_settings.setalloc:=4;
  911. 8 : current_settings.setalloc:=8;
  912. else
  913. Message(scan_e_only_packset);
  914. end;
  915. end;
  916. end;
  917. procedure dir_pic;
  918. begin
  919. { windows doesn't need/support pic }
  920. if tf_no_pic_supported in target_info.flags then
  921. message(scan_w_pic_ignored)
  922. else
  923. do_moduleswitch(cs_create_pic);
  924. end;
  925. procedure dir_pop;
  926. begin
  927. if switchesstatestackpos < 1 then
  928. Message(scan_e_too_many_pop);
  929. Dec(switchesstatestackpos);
  930. recordpendinglocalfullswitch(switchesstatestack[switchesstatestackpos].localsw);
  931. recordpendingverbosityfullswitch(switchesstatestack[switchesstatestackpos].verbosity);
  932. pendingstate.nextmessagerecord:=switchesstatestack[switchesstatestackpos].pmessage;
  933. { Reset verbosity and forget previous pmeesage }
  934. RestoreLocalVerbosity(nil);
  935. current_settings.pmessage:=nil;
  936. { Do not yet activate these changes, as otherwise
  937. you get problem idf you put a $pop just right after
  938. a addition for instance fro which you explicitly truned the overflow check
  939. out by using $Q- after a $push PM 2012-08-29 }
  940. // flushpendingswitchesstate;
  941. end;
  942. procedure dir_pointermath;
  943. begin
  944. do_localswitch(cs_pointermath);
  945. end;
  946. procedure dir_profile;
  947. begin
  948. do_moduleswitch(cs_profile);
  949. { defined/undefine FPC_PROFILE }
  950. if cs_profile in current_settings.moduleswitches then
  951. def_system_macro('FPC_PROFILE')
  952. else
  953. undef_system_macro('FPC_PROFILE');
  954. end;
  955. procedure dir_push;
  956. begin
  957. if switchesstatestackpos > switchesstatestackmax then
  958. Message(scan_e_too_many_push);
  959. flushpendingswitchesstate;
  960. switchesstatestack[switchesstatestackpos].localsw:= current_settings.localswitches;
  961. switchesstatestack[switchesstatestackpos].pmessage:= current_settings.pmessage;
  962. switchesstatestack[switchesstatestackpos].verbosity:=status.verbosity;
  963. Inc(switchesstatestackpos);
  964. end;
  965. procedure dir_rangechecks;
  966. begin
  967. do_delphiswitch('R');
  968. end;
  969. procedure dir_referenceinfo;
  970. begin
  971. do_delphiswitch('Y');
  972. end;
  973. procedure dir_resource;
  974. var
  975. s : string;
  976. begin
  977. current_scanner.skipspace;
  978. if scanner.c = '''' then
  979. begin
  980. s:= current_scanner.readquotedstring;
  981. current_scanner.readcomment
  982. end
  983. else
  984. s:= trimspace(current_scanner.readcomment);
  985. { replace * with the name of the main source.
  986. This should always be defined. }
  987. if s[1]='*' then
  988. if Assigned(Current_Module) then
  989. begin
  990. delete(S,1,1);
  991. insert(ChangeFileExt(ExtractFileName(current_module.mainsource),''),S,1 );
  992. end;
  993. s:=FixFileName(s);
  994. if ExtractFileExt(s)='' then
  995. s:=ChangeFileExt(s,target_info.resext);
  996. if target_info.res<>res_none then
  997. begin
  998. current_module.flags:=current_module.flags or uf_has_resourcefiles;
  999. if (res_single_file in target_res.resflags) and
  1000. not (Current_module.ResourceFiles.Empty) then
  1001. Message(scan_w_only_one_resourcefile_supported)
  1002. else
  1003. current_module.resourcefiles.insert(FixFileName(s));
  1004. end
  1005. else
  1006. Message(scan_e_resourcefiles_not_supported);
  1007. end;
  1008. procedure dir_saturation;
  1009. begin
  1010. do_localswitch(cs_mmx_saturation);
  1011. end;
  1012. procedure dir_safefpuexceptions;
  1013. begin
  1014. do_localswitch(cs_fpu_fwait);
  1015. end;
  1016. procedure dir_scopedenums;
  1017. begin
  1018. do_localswitch(cs_scopedenums);
  1019. end;
  1020. function get_peflag_const(const ident:string;error:longint):longint;
  1021. var
  1022. srsym : tsym;
  1023. srsymtable : tsymtable;
  1024. begin
  1025. result:=0;
  1026. if searchsym(ident,srsym,srsymtable) then
  1027. if (srsym.typ=constsym) and
  1028. (tconstsym(srsym).consttyp=constord) and
  1029. is_integer(tconstsym(srsym).constdef) then
  1030. with tconstsym(srsym).value.valueord do
  1031. if signed then
  1032. result:=tconstsym(srsym).value.valueord.svalue
  1033. else
  1034. result:=tconstsym(srsym).value.valueord.uvalue
  1035. else
  1036. message(error)
  1037. else
  1038. message1(sym_e_id_not_found,ident);
  1039. end;
  1040. procedure dir_setpeflags;
  1041. var
  1042. ident : string;
  1043. begin
  1044. if not (target_info.system in (systems_all_windows)) then
  1045. Message(scan_w_setpeflags_not_support);
  1046. current_scanner.skipspace;
  1047. ident:=current_scanner.readid;
  1048. if ident<>'' then
  1049. peflags:=peflags or get_peflag_const(ident,scan_e_illegal_peflag)
  1050. else
  1051. peflags:=peflags or current_scanner.readval;
  1052. SetPEFlagsSetExplicity:=true;
  1053. end;
  1054. procedure dir_setpeoptflags;
  1055. var
  1056. ident : string;
  1057. begin
  1058. if not (target_info.system in (systems_all_windows)) then
  1059. Message(scan_w_setpeoptflags_not_support);
  1060. current_scanner.skipspace;
  1061. ident:=current_scanner.readid;
  1062. if ident<>'' then
  1063. peoptflags:=peoptflags or get_peflag_const(ident,scan_e_illegal_peoptflag)
  1064. else
  1065. peoptflags:=peoptflags or current_scanner.readval;
  1066. SetPEOptFlagsSetExplicity:=true;
  1067. end;
  1068. procedure dir_smartlink;
  1069. begin
  1070. do_moduleswitch(cs_create_smart);
  1071. if (target_dbg.id in [dbg_dwarf2,dbg_dwarf3]) and
  1072. not(target_info.system in (systems_darwin+[system_i8086_msdos])) and
  1073. { smart linking does not yet work with DWARF debug info on most targets }
  1074. (cs_create_smart in current_settings.moduleswitches) and
  1075. not (af_outputbinary in target_asm.flags) then
  1076. begin
  1077. Message(option_dwarf_smart_linking);
  1078. Exclude(current_settings.moduleswitches,cs_create_smart);
  1079. end;
  1080. { Also create a smartlinked version, on an assembler that
  1081. does not support smartlink sections like nasm?
  1082. This is not compatible with using internal linker. }
  1083. if ((cs_link_smart in current_settings.globalswitches) or
  1084. (cs_create_smart in current_settings.moduleswitches)) and
  1085. (af_needar in target_asm.flags) and
  1086. not (af_smartlink_sections in target_asm.flags) and
  1087. not (cs_link_extern in current_settings.globalswitches) then
  1088. begin
  1089. DoneLinker;
  1090. Message(option_smart_link_requires_external_linker);
  1091. include(current_settings.globalswitches,cs_link_extern);
  1092. InitLinker;
  1093. end
  1094. end;
  1095. procedure dir_stackframes;
  1096. begin
  1097. do_delphiswitch('W');
  1098. end;
  1099. procedure dir_stop;
  1100. begin
  1101. do_message(scan_f_user_defined);
  1102. end;
  1103. procedure dir_stringchecks;
  1104. begin
  1105. // Delphi adds checks that ansistring and unicodestring are correct in
  1106. // different places. Skip it for now.
  1107. end;
  1108. {$ifdef powerpc}
  1109. procedure dir_syscall;
  1110. var
  1111. sctype : string;
  1112. begin
  1113. { not needed on amiga/m68k for now, because there's only one }
  1114. { syscall convention (legacy) (KB) }
  1115. { not needed on amiga/powerpc because there's only one }
  1116. { syscall convention (sysv) (KB) }
  1117. if not (target_info.system in [system_powerpc_morphos]) then
  1118. comment (V_Warning,'Syscall directive is useless on this target.');
  1119. current_scanner.skipspace;
  1120. sctype:=current_scanner.readid;
  1121. if (sctype='LEGACY') or (sctype='SYSV') or (sctype='SYSVBASE') or
  1122. (sctype='BASESYSV') or (sctype='R12BASE') then
  1123. syscall_convention:=sctype
  1124. else
  1125. comment (V_Warning,'Invalid Syscall directive ignored.');
  1126. end;
  1127. {$endif}
  1128. procedure dir_targetswitch;
  1129. var
  1130. name, value: string;
  1131. begin
  1132. { note: *not* recorded in the tokenstream, so not replayed for generics }
  1133. current_scanner.skipspace;
  1134. name:=current_scanner.readid;
  1135. if c='=' then
  1136. begin
  1137. current_scanner.readchar;
  1138. current_scanner.readid;
  1139. value:=orgpattern;
  1140. UpdateTargetSwitchStr(name+'='+value,current_settings.targetswitches,current_module.in_global);
  1141. end
  1142. else if c='-' then
  1143. begin
  1144. current_scanner.readchar;
  1145. UpdateTargetSwitchStr(name+'-',current_settings.targetswitches,current_module.in_global);
  1146. end
  1147. else
  1148. UpdateTargetSwitchStr(name,current_settings.targetswitches,current_module.in_global);
  1149. end;
  1150. procedure dir_typedaddress;
  1151. begin
  1152. do_delphiswitch('T');
  1153. end;
  1154. procedure dir_typeinfo;
  1155. begin
  1156. do_delphiswitch('M');
  1157. end;
  1158. procedure dir_unitpath;
  1159. begin
  1160. if not current_module.in_global then
  1161. Message(scan_w_switch_is_global)
  1162. else
  1163. with current_scanner,current_module,localunitsearchpath do
  1164. begin
  1165. skipspace;
  1166. AddPath(path,readcomment,false);
  1167. end;
  1168. end;
  1169. procedure dir_varparacopyoutcheck;
  1170. begin
  1171. if not(target_info.system in systems_jvm) then
  1172. begin
  1173. Message1(scan_w_illegal_switch,pattern);
  1174. exit;
  1175. end;
  1176. do_localswitch(cs_check_var_copyout);
  1177. end;
  1178. procedure dir_varpropsetter;
  1179. begin
  1180. do_localswitch(cs_varpropsetter);
  1181. end;
  1182. procedure dir_varstringchecks;
  1183. begin
  1184. do_delphiswitch('V');
  1185. end;
  1186. procedure dir_version;
  1187. var
  1188. major, minor, revision : longint;
  1189. error : integer;
  1190. begin
  1191. if not (target_info.system in systems_all_windows+[system_i386_os2,system_i386_emx,
  1192. system_i386_netware,system_i386_wdosx,
  1193. system_i386_netwlibc]) then
  1194. begin
  1195. Message(scan_n_version_not_support);
  1196. exit;
  1197. end;
  1198. if (compile_level<>1) then
  1199. Message(scan_n_only_exe_version)
  1200. else
  1201. begin
  1202. { change description global var in all cases }
  1203. { it not used but in win32, os2 and netware }
  1204. current_scanner.skipspace;
  1205. { we should only accept Major.Minor format for win32 and os2 }
  1206. current_scanner.readnumber;
  1207. major:=0;
  1208. minor:=0;
  1209. revision:=0;
  1210. val(pattern,major,error);
  1211. if (error<>0) or (major > high(word)) or (major < 0) then
  1212. begin
  1213. Message1(scan_w_wrong_version_ignored,pattern);
  1214. exit;
  1215. end;
  1216. if c='.' then
  1217. begin
  1218. current_scanner.readchar;
  1219. current_scanner.readnumber;
  1220. val(pattern,minor,error);
  1221. if (error<>0) or (minor > high(word)) or (minor < 0) then
  1222. begin
  1223. Message1(scan_w_wrong_version_ignored,tostr(major)+'.'+pattern);
  1224. exit;
  1225. end;
  1226. if (c='.') and
  1227. (target_info.system in [system_i386_netware,system_i386_netwlibc]) then
  1228. begin
  1229. current_scanner.readchar;
  1230. current_scanner.readnumber;
  1231. val(pattern,revision,error);
  1232. if (error<>0) or (revision > high(word)) or (revision < 0) then
  1233. begin
  1234. Message1(scan_w_wrong_version_ignored,tostr(revision)+'.'+pattern);
  1235. exit;
  1236. end;
  1237. dllmajor:=word(major);
  1238. dllminor:=word(minor);
  1239. dllrevision:=word(revision);
  1240. dllversion:=tostr(major)+','+tostr(minor)+','+tostr(revision);
  1241. end
  1242. else
  1243. begin
  1244. dllmajor:=word(major);
  1245. dllminor:=word(minor);
  1246. dllversion:=tostr(major)+'.'+tostr(minor);
  1247. end;
  1248. end
  1249. else
  1250. dllversion:=tostr(major);
  1251. end;
  1252. end;
  1253. procedure dir_wait;
  1254. var
  1255. had_info : boolean;
  1256. begin
  1257. had_info:=(status.verbosity and V_Info)<>0;
  1258. { this message should allways appear !! }
  1259. status.verbosity:=status.verbosity or V_Info;
  1260. Message(scan_i_press_enter);
  1261. readln;
  1262. If not(had_info) then
  1263. status.verbosity:=status.verbosity and (not V_Info);
  1264. end;
  1265. { delphi compatible warn directive:
  1266. $warn <identifier> on
  1267. $warn <identifier> off
  1268. $warn <identifier> error
  1269. }
  1270. procedure dir_warn;
  1271. var
  1272. ident : string;
  1273. state : string;
  1274. msgstate : tmsgstate;
  1275. i : integer;
  1276. begin
  1277. current_scanner.skipspace;
  1278. ident:=current_scanner.readid;
  1279. current_scanner.skipspace;
  1280. state:=current_scanner.readid;
  1281. { support both delphi and fpc switches }
  1282. { use local ms_on/off/error tmsgstate values }
  1283. if (state='ON') or (state='+') then
  1284. msgstate:=ms_on
  1285. else
  1286. if (state='OFF') or (state='-') then
  1287. msgstate:=ms_off
  1288. else
  1289. if (state='ERROR') then
  1290. msgstate:=ms_error
  1291. else
  1292. begin
  1293. Message1(scanner_e_illegal_warn_state,state);
  1294. exit;
  1295. end;
  1296. if ident='CONSTRUCTING_ABSTRACT' then
  1297. begin
  1298. recordpendingmessagestate(type_w_instance_with_abstract, msgstate);
  1299. recordpendingmessagestate(type_w_instance_abstract_class, msgstate);
  1300. end
  1301. else
  1302. if ident='IMPLICIT_VARIANTS' then
  1303. recordpendingmessagestate(parser_w_implicit_uses_of_variants_unit, msgstate)
  1304. else
  1305. if ident='NO_RETVAL' then
  1306. recordpendingmessagestate(sym_w_function_result_not_set, msgstate)
  1307. else
  1308. if ident='SYMBOL_DEPRECATED' then
  1309. begin
  1310. recordpendingmessagestate(sym_w_deprecated_symbol, msgstate);
  1311. recordpendingmessagestate(sym_w_deprecated_symbol_with_msg, msgstate);
  1312. end
  1313. else
  1314. if ident='SYMBOL_EXPERIMENTAL' then
  1315. recordpendingmessagestate(sym_w_experimental_symbol, msgstate)
  1316. else
  1317. if ident='SYMBOL_LIBRARY' then
  1318. recordpendingmessagestate(sym_w_library_symbol, msgstate)
  1319. else
  1320. if ident='SYMBOL_PLATFORM' then
  1321. recordpendingmessagestate(sym_w_non_portable_symbol, msgstate)
  1322. else
  1323. if ident='SYMBOL_UNIMPLEMENTED' then
  1324. recordpendingmessagestate(sym_w_non_implemented_symbol, msgstate)
  1325. else
  1326. if ident='UNIT_DEPRECATED' then
  1327. begin
  1328. recordpendingmessagestate(sym_w_deprecated_unit, msgstate);
  1329. recordpendingmessagestate(sym_w_deprecated_unit_with_msg, msgstate);
  1330. end
  1331. else
  1332. if ident='UNIT_EXPERIMENTAL' then
  1333. recordpendingmessagestate(sym_w_experimental_unit, msgstate)
  1334. else
  1335. if ident='UNIT_LIBRARY' then
  1336. recordpendingmessagestate(sym_w_library_unit, msgstate)
  1337. else
  1338. if ident='UNIT_PLATFORM' then
  1339. recordpendingmessagestate(sym_w_non_portable_unit, msgstate)
  1340. else
  1341. if ident='UNIT_UNIMPLEMENTED' then
  1342. recordpendingmessagestate(sym_w_non_implemented_unit, msgstate)
  1343. else
  1344. if ident='ZERO_NIL_COMPAT' then
  1345. recordpendingmessagestate(type_w_zero_to_nil, msgstate)
  1346. else
  1347. if ident='IMPLICIT_STRING_CAST' then
  1348. recordpendingmessagestate(type_w_implicit_string_cast, msgstate)
  1349. else
  1350. if ident='IMPLICIT_STRING_CAST_LOSS' then
  1351. recordpendingmessagestate(type_w_implicit_string_cast_loss, msgstate)
  1352. else
  1353. if ident='EXPLICIT_STRING_CAST' then
  1354. recordpendingmessagestate(type_w_explicit_string_cast, msgstate)
  1355. else
  1356. if ident='EXPLICIT_STRING_CAST_LOSS' then
  1357. recordpendingmessagestate(type_w_explicit_string_cast_loss, msgstate)
  1358. else
  1359. if ident='CVT_NARROWING_STRING_LOST' then
  1360. recordpendingmessagestate(type_w_unicode_data_loss, msgstate)
  1361. else
  1362. if ident='INTF_RAISE_VISIBILITY' then
  1363. recordpendingmessagestate(type_w_interface_lower_visibility, msgstate)
  1364. else
  1365. begin
  1366. i:=0;
  1367. if not ChangeMessageVerbosity(ident,i,msgstate) then
  1368. Message1(scanner_w_illegal_warn_identifier,ident);
  1369. end;
  1370. end;
  1371. procedure dir_warning;
  1372. begin
  1373. do_message(scan_w_user_defined);
  1374. end;
  1375. procedure dir_warnings;
  1376. begin
  1377. do_setverbose('W');
  1378. end;
  1379. procedure dir_writeableconst;
  1380. begin
  1381. do_delphiswitch('J');
  1382. end;
  1383. procedure dir_z1;
  1384. begin
  1385. current_settings.packenum:=1;
  1386. end;
  1387. procedure dir_z2;
  1388. begin
  1389. current_settings.packenum:=2;
  1390. end;
  1391. procedure dir_z4;
  1392. begin
  1393. current_settings.packenum:=4;
  1394. end;
  1395. procedure dir_externalsym;
  1396. begin
  1397. end;
  1398. procedure dir_nodefine;
  1399. begin
  1400. end;
  1401. procedure dir_hppemit;
  1402. begin
  1403. end;
  1404. procedure dir_hugecode;
  1405. begin
  1406. if (target_info.system<>system_i8086_msdos)
  1407. {$ifdef i8086}
  1408. or (current_settings.x86memorymodel in x86_near_code_models)
  1409. {$endif i8086}
  1410. then
  1411. begin
  1412. Message1(scan_n_ignored_switch,pattern);
  1413. exit;
  1414. end;
  1415. do_moduleswitch(cs_huge_code);
  1416. end;
  1417. procedure dir_hugepointernormalization;
  1418. var
  1419. hs : string;
  1420. begin
  1421. if target_info.system<>system_i8086_msdos then
  1422. begin
  1423. Message1(scanner_w_directive_ignored_on_target, 'HUGEPOINTERNORMALIZATION');
  1424. exit;
  1425. end;
  1426. current_scanner.skipspace;
  1427. hs:=current_scanner.readid;
  1428. case hs of
  1429. 'BORLANDC':
  1430. begin
  1431. recordpendinglocalswitch(cs_hugeptr_arithmetic_normalization,'+');
  1432. recordpendinglocalswitch(cs_hugeptr_comparison_normalization,'+');
  1433. end;
  1434. 'MICROSOFTC':
  1435. begin
  1436. recordpendinglocalswitch(cs_hugeptr_arithmetic_normalization,'-');
  1437. recordpendinglocalswitch(cs_hugeptr_comparison_normalization,'-');
  1438. end;
  1439. 'WATCOMC':
  1440. begin
  1441. recordpendinglocalswitch(cs_hugeptr_arithmetic_normalization,'-');
  1442. recordpendinglocalswitch(cs_hugeptr_comparison_normalization,'+');
  1443. end;
  1444. else
  1445. Message(scan_e_illegal_hugepointernormalization);
  1446. end;
  1447. end;
  1448. procedure dir_hugepointerarithmeticnormalization;
  1449. begin
  1450. if target_info.system<>system_i8086_msdos then
  1451. begin
  1452. Message1(scanner_w_directive_ignored_on_target, 'HUGEPOINTERARITHMETICNORMALIZATION');
  1453. exit;
  1454. end;
  1455. do_localswitch(cs_hugeptr_arithmetic_normalization);
  1456. end;
  1457. procedure dir_hugepointercomparisonnormalization;
  1458. begin
  1459. if target_info.system<>system_i8086_msdos then
  1460. begin
  1461. Message1(scanner_w_directive_ignored_on_target, 'HUGEPOINTERCOMPARISONNORMALIZATION');
  1462. exit;
  1463. end;
  1464. do_localswitch(cs_hugeptr_comparison_normalization);
  1465. end;
  1466. procedure dir_weakpackageunit;
  1467. begin
  1468. end;
  1469. procedure dir_codealign;
  1470. var
  1471. s : string;
  1472. begin
  1473. current_scanner.skipspace;
  1474. s:=current_scanner.readcomment;
  1475. if not(UpdateAlignmentStr(s,current_settings.alignment)) then
  1476. message(scanner_e_illegal_alignment_directive);
  1477. end;
  1478. procedure dir_codepage;
  1479. var
  1480. s : string;
  1481. begin
  1482. if not current_module.in_global then
  1483. Message(scan_w_switch_is_global)
  1484. else
  1485. begin
  1486. current_scanner.skipspace;
  1487. s:=current_scanner.readcomment;
  1488. if (upper(s)='UTF8') or (upper(s)='UTF-8') then
  1489. current_settings.sourcecodepage:=CP_UTF8
  1490. else if not cpavailable(s) then
  1491. Message1(option_code_page_not_available,s)
  1492. else
  1493. current_settings.sourcecodepage:=codepagebyname(s);
  1494. { we're not using the system code page now }
  1495. exclude(current_settings.modeswitches,m_systemcodepage);
  1496. exclude(current_settings.moduleswitches,cs_system_codepage);
  1497. include(current_settings.moduleswitches,cs_explicit_codepage);
  1498. end;
  1499. end;
  1500. procedure dir_coperators;
  1501. begin
  1502. do_moduleswitch(cs_support_c_operators);
  1503. end;
  1504. procedure dir_bitpacking;
  1505. begin
  1506. do_localswitch(cs_bitpacking);
  1507. end;
  1508. procedure dir_region;
  1509. begin
  1510. end;
  1511. procedure dir_endregion;
  1512. begin
  1513. end;
  1514. procedure dir_zerobasesstrings;
  1515. begin
  1516. do_localswitch(cs_zerobasedstrings);
  1517. end;
  1518. {****************************************************************************
  1519. Initialize Directives
  1520. ****************************************************************************}
  1521. procedure InitScannerDirectives;
  1522. begin
  1523. AddDirective('A1',directive_all, @dir_a1);
  1524. AddDirective('A2',directive_all, @dir_a2);
  1525. AddDirective('A4',directive_all, @dir_a4);
  1526. AddDirective('A8',directive_all, @dir_a8);
  1527. AddDirective('ALIGN',directive_all, @dir_align);
  1528. {$ifdef m68k}
  1529. AddDirective('APPID',directive_all, @dir_appid);
  1530. AddDirective('APPNAME',directive_all, @dir_appname);
  1531. {$endif m68k}
  1532. AddDirective('APPTYPE',directive_all, @dir_apptype);
  1533. AddDirective('ASMMODE',directive_all, @dir_asmmode);
  1534. AddDirective('ASSERTIONS',directive_all, @dir_assertions);
  1535. AddDirective('BOOLEVAL',directive_all, @dir_booleval);
  1536. AddDirective('BITPACKING',directive_all, @dir_bitpacking);
  1537. AddDirective('CALLING',directive_all, @dir_calling);
  1538. AddDirective('CHECKLOWADDRLOADS',directive_all, @dir_checklowaddrloads);
  1539. AddDirective('CHECKPOINTER',directive_all, @dir_checkpointer);
  1540. AddDirective('CODEALIGN',directive_all, @dir_codealign);
  1541. AddDirective('CODEPAGE',directive_all, @dir_codepage);
  1542. AddDirective('COPERATORS',directive_all, @dir_coperators);
  1543. AddDirective('COPYRIGHT',directive_all, @dir_copyright);
  1544. AddDirective('D',directive_all, @dir_description);
  1545. AddDirective('DEBUGINFO',directive_all, @dir_debuginfo);
  1546. AddDirective('DESCRIPTION',directive_all, @dir_description);
  1547. AddDirective('ENDREGION',directive_all, @dir_endregion);
  1548. AddDirective('ERROR',directive_all, @dir_error);
  1549. AddDirective('ERRORC',directive_mac, @dir_error);
  1550. AddDirective('EXTENDEDSYNTAX',directive_all, @dir_extendedsyntax);
  1551. AddDirective('EXTERNALSYM',directive_all, @dir_externalsym);
  1552. AddDirective('F',directive_all, @dir_forcefarcalls);
  1553. AddDirective('FATAL',directive_all, @dir_fatal);
  1554. AddDirective('FPUTYPE',directive_all, @dir_fputype);
  1555. AddDirective('FRAMEWORKPATH',directive_all, @dir_frameworkpath);
  1556. AddDirective('GOTO',directive_all, @dir_goto);
  1557. AddDirective('HINT',directive_all, @dir_hint);
  1558. AddDirective('HINTS',directive_all, @dir_hints);
  1559. AddDirective('HPPEMIT',directive_all, @dir_hppemit);
  1560. AddDirective('HUGECODE',directive_all, @dir_hugecode);
  1561. AddDirective('HUGEPOINTERNORMALIZATION',directive_all,@dir_hugepointernormalization);
  1562. AddDirective('HUGEPOINTERARITHMETICNORMALIZATION',directive_all,@dir_hugepointerarithmeticnormalization);
  1563. AddDirective('HUGEPOINTERCOMPARISONNORMALIZATION',directive_all,@dir_hugepointercomparisonnormalization);
  1564. AddDirective('IEEEERRORS',directive_all,@dir_ieeeerrors);
  1565. AddDirective('IOCHECKS',directive_all, @dir_iochecks);
  1566. AddDirective('IMAGEBASE',directive_all, @dir_imagebase);
  1567. AddDirective('IMPLICITEXCEPTIONS',directive_all, @dir_implicitexceptions);
  1568. AddDirective('INCLUDEPATH',directive_all, @dir_includepath);
  1569. AddDirective('INFO',directive_all, @dir_info);
  1570. AddDirective('INLINE',directive_all, @dir_inline);
  1571. AddDirective('INTERFACES',directive_all, @dir_interfaces);
  1572. AddDirective('L',directive_all, @dir_link);
  1573. AddDirective('LIBEXPORT',directive_mac, @dir_libexport);
  1574. AddDirective('LIBRARYPATH',directive_all, @dir_librarypath);
  1575. AddDirective('LINK',directive_all, @dir_link);
  1576. AddDirective('LINKFRAMEWORK',directive_all, @dir_linkframework);
  1577. AddDirective('LINKLIB',directive_all, @dir_linklib);
  1578. AddDirective('LOCALSYMBOLS',directive_all, @dir_localsymbols);
  1579. AddDirective('LONGSTRINGS',directive_all, @dir_longstrings);
  1580. AddDirective('M',directive_all, @dir_memory);
  1581. AddDirective('MACRO',directive_all, @dir_macro);
  1582. AddDirective('MAXFPUREGISTERS',directive_all, @dir_maxfpuregisters);
  1583. AddDirective('MAXSTACKSIZE',directive_all, @dir_maxstacksize);
  1584. AddDirective('MEMORY',directive_all, @dir_memory);
  1585. AddDirective('MESSAGE',directive_all, @dir_message);
  1586. AddDirective('MINENUMSIZE',directive_all, @dir_packenum);
  1587. AddDirective('MINFPCONSTPREC',directive_all, @dir_minfpconstprec);
  1588. AddDirective('MINSTACKSIZE',directive_all, @dir_minstacksize);
  1589. AddDirective('MMX',directive_all, @dir_mmx);
  1590. AddDirective('MODE',directive_all, @dir_mode);
  1591. AddDirective('MODESWITCH',directive_all, @dir_modeswitch);
  1592. AddDirective('NAMESPACE',directive_all, @dir_namespace);
  1593. AddDirective('NODEFINE',directive_all, @dir_nodefine);
  1594. AddDirective('NOTE',directive_all, @dir_note);
  1595. AddDirective('NOTES',directive_all, @dir_notes);
  1596. AddDirective('OBJECTCHECKS',directive_all, @dir_objectchecks);
  1597. AddDirective('OBJECTPATH',directive_all, @dir_objectpath);
  1598. AddDirective('OPENSTRINGS',directive_all, @dir_openstrings);
  1599. AddDirective('OPTIMIZATION',directive_all, @dir_optimization);
  1600. AddDirective('OV',directive_mac, @dir_overflowchecks);
  1601. AddDirective('OVERFLOWCHECKS',directive_all, @dir_overflowchecks);
  1602. AddDirective('PACKENUM',directive_all, @dir_packenum);
  1603. AddDirective('PACKRECORDS',directive_all, @dir_packrecords);
  1604. AddDirective('PACKSET',directive_all, @dir_packset);
  1605. AddDirective('PASCALMAINNAME',directive_all, @dir_pascalmainname);
  1606. AddDirective('PIC',directive_all, @dir_pic);
  1607. AddDirective('POINTERMATH',directive_all, @dir_pointermath);
  1608. AddDirective('POP',directive_all, @dir_pop);
  1609. AddDirective('PROFILE',directive_all, @dir_profile);
  1610. AddDirective('PUSH',directive_all, @dir_push);
  1611. AddDirective('R',directive_all, @dir_resource);
  1612. AddDirective('RANGECHECKS',directive_all, @dir_rangechecks);
  1613. AddDirective('REFERENCEINFO',directive_all, @dir_referenceinfo);
  1614. AddDirective('REGION',directive_all, @dir_region);
  1615. AddDirective('RESOURCE',directive_all, @dir_resource);
  1616. AddDirective('SATURATION',directive_all, @dir_saturation);
  1617. AddDirective('SAFEFPUEXCEPTIONS',directive_all, @dir_safefpuexceptions);
  1618. AddDirective('SCOPEDENUMS',directive_all, @dir_scopedenums);
  1619. AddDirective('SETPEFLAGS', directive_all, @dir_setpeflags);
  1620. AddDirective('SETPEOPTFLAGS', directive_all, @dir_setpeoptflags);
  1621. AddDirective('SCREENNAME',directive_all, @dir_screenname);
  1622. AddDirective('SMARTLINK',directive_all, @dir_smartlink);
  1623. AddDirective('STACKFRAMES',directive_all, @dir_stackframes);
  1624. AddDirective('STOP',directive_all, @dir_stop);
  1625. AddDirective('STRINGCHECKS', directive_all, @dir_stringchecks);
  1626. {$ifdef powerpc}
  1627. AddDirective('SYSCALL',directive_all, @dir_syscall);
  1628. {$endif powerpc}
  1629. AddDirective('TARGETSWITCH',directive_all, @dir_targetswitch);
  1630. AddDirective('THREADNAME',directive_all, @dir_threadname);
  1631. AddDirective('TYPEDADDRESS',directive_all, @dir_typedaddress);
  1632. AddDirective('TYPEINFO',directive_all, @dir_typeinfo);
  1633. AddDirective('UNITPATH',directive_all, @dir_unitpath);
  1634. AddDirective('VARPARACOPYOUTCHECK',directive_all, @dir_varparacopyoutcheck);
  1635. AddDirective('VARPROPSETTER',directive_all, @dir_varpropsetter);
  1636. AddDirective('VARSTRINGCHECKS',directive_all, @dir_varstringchecks);
  1637. AddDirective('VERSION',directive_all, @dir_version);
  1638. AddDirective('WAIT',directive_all, @dir_wait);
  1639. AddDirective('WARN',directive_all, @dir_warn);
  1640. AddDirective('WARNING',directive_all, @dir_warning);
  1641. AddDirective('WARNINGS',directive_all, @dir_warnings);
  1642. AddDirective('WEAKPACKAGEUNIT',directive_all, @dir_weakpackageunit);
  1643. AddDirective('WRITEABLECONST',directive_all, @dir_writeableconst);
  1644. AddDirective('Z1',directive_all, @dir_z1);
  1645. AddDirective('Z2',directive_all, @dir_z2);
  1646. AddDirective('Z4',directive_all, @dir_z4);
  1647. AddDirective('ZEROBASEDSTRINGS',directive_all, @dir_zerobasesstrings);
  1648. end;
  1649. end.