xref: /netbsd-src/sys/external/bsd/acpica/dist/compiler/asloptions.c (revision bdc22b2e01993381dcefeff2bc9b56ca75a4235c)
1 /******************************************************************************
2  *
3  * Module Name: asloptions - compiler command line processing
4  *
5  *****************************************************************************/
6 
7 /*
8  * Copyright (C) 2000 - 2018, Intel Corp.
9  * All rights reserved.
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions, and the following disclaimer,
16  *    without modification.
17  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
18  *    substantially similar to the "NO WARRANTY" disclaimer below
19  *    ("Disclaimer") and any redistribution must be conditioned upon
20  *    including a substantially similar Disclaimer requirement for further
21  *    binary redistribution.
22  * 3. Neither the names of the above-listed copyright holders nor the names
23  *    of any contributors may be used to endorse or promote products derived
24  *    from this software without specific prior written permission.
25  *
26  * Alternatively, this software may be distributed under the terms of the
27  * GNU General Public License ("GPL") version 2 as published by the Free
28  * Software Foundation.
29  *
30  * NO WARRANTY
31  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
32  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
33  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
34  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
35  * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
36  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
37  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
38  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
40  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
41  * POSSIBILITY OF SUCH DAMAGES.
42  */
43 
44 #include "aslcompiler.h"
45 #include "acapps.h"
46 #include "acdisasm.h"
47 
48 #define _COMPONENT          ACPI_COMPILER
49         ACPI_MODULE_NAME    ("asloption")
50 
51 
52 /* Local prototypes */
53 
54 static int
55 AslDoOptions (
56     int                     argc,
57     char                    **argv,
58     BOOLEAN                 IsResponseFile);
59 
60 static void
61 AslMergeOptionTokens (
62     char                    *InBuffer,
63     char                    *OutBuffer);
64 
65 static int
66 AslDoResponseFile (
67     char                    *Filename);
68 
69 
70 #define ASL_TOKEN_SEPARATORS    " \t\n"
71 #define ASL_SUPPORTED_OPTIONS   "@:a:b|c|d^D:e:f^gh^i|I:l^m:no|p:P^q^r:s|t|T+G^v^w|x:z"
72 
73 
74 /*******************************************************************************
75  *
76  * FUNCTION:    AslCommandLine
77  *
78  * PARAMETERS:  argc/argv
79  *
80  * RETURN:      Last argv index
81  *
82  * DESCRIPTION: Command line processing
83  *
84  ******************************************************************************/
85 
86 int
87 AslCommandLine (
88     int                     argc,
89     char                    **argv)
90 {
91     int                     BadCommandLine = 0;
92     ACPI_STATUS             Status;
93 
94 
95     /* Minimum command line contains at least the command and an input file */
96 
97     if (argc < 2)
98     {
99         Usage ();
100         exit (1);
101     }
102 
103     /* Process all command line options */
104 
105     BadCommandLine = AslDoOptions (argc, argv, FALSE);
106 
107     if (Gbl_DoTemplates)
108     {
109         Status = DtCreateTemplates (argv);
110         if (ACPI_FAILURE (Status))
111         {
112             exit (-1);
113         }
114         exit (1);
115     }
116 
117     /* Next parameter must be the input filename */
118 
119     if (!argv[AcpiGbl_Optind] &&
120         !AcpiGbl_DisasmFlag)
121     {
122         printf ("Missing input filename\n");
123         BadCommandLine = TRUE;
124     }
125 
126     if (Gbl_DoSignon)
127     {
128         printf (ACPI_COMMON_SIGNON (ASL_COMPILER_NAME));
129         if (Gbl_IgnoreErrors)
130         {
131             printf ("Ignoring all errors, forcing AML file generation\n\n");
132         }
133     }
134 
135     if (BadCommandLine)
136     {
137         printf ("Use -h option for help information\n");
138         exit (1);
139     }
140 
141     return (AcpiGbl_Optind);
142 }
143 
144 
145 /*******************************************************************************
146  *
147  * FUNCTION:    AslDoOptions
148  *
149  * PARAMETERS:  argc/argv           - Standard argc/argv
150  *              IsResponseFile      - TRUE if executing a response file.
151  *
152  * RETURN:      Status
153  *
154  * DESCRIPTION: Command line option processing
155  *
156  ******************************************************************************/
157 
158 static int
159 AslDoOptions (
160     int                     argc,
161     char                    **argv,
162     BOOLEAN                 IsResponseFile)
163 {
164     ACPI_STATUS             Status;
165     UINT32                  j;
166 
167 
168     /* Get the command line options */
169 
170     while ((j = AcpiGetopt (argc, argv, ASL_SUPPORTED_OPTIONS)) != ACPI_OPT_END) switch (j)
171     {
172     case '@':   /* Begin a response file */
173 
174         if (IsResponseFile)
175         {
176             printf ("Nested command files are not supported\n");
177             return (-1);
178         }
179 
180         if (AslDoResponseFile (AcpiGbl_Optarg))
181         {
182             return (-1);
183         }
184         break;
185 
186     case 'a':   /* Debug options */
187 
188         switch (AcpiGbl_Optarg[0])
189         {
190         case 'r':
191 
192             Gbl_EnableReferenceTypechecking = TRUE;
193             break;
194 
195         default:
196 
197             printf ("Unknown option: -a%s\n", AcpiGbl_Optarg);
198             return (-1);
199         }
200 
201         break;
202 
203 
204     case 'b':   /* Debug options */
205 
206         switch (AcpiGbl_Optarg[0])
207         {
208 
209         case 'c':
210 
211             printf ("Debug ASL to ASL+ conversion\n");
212 
213             Gbl_DoAslConversion = TRUE;
214             Gbl_FoldConstants = FALSE;
215             Gbl_IntegerOptimizationFlag = FALSE;
216             Gbl_ReferenceOptimizationFlag = FALSE;
217             Gbl_OptimizeTrivialParseNodes = FALSE;
218             AcpiGbl_CaptureComments = TRUE;
219             AcpiGbl_DoDisassemblerOptimizations = FALSE;
220             AcpiGbl_DebugAslConversion = TRUE;
221             AcpiGbl_DmEmitExternalOpcodes = TRUE;
222             Gbl_DoExternalsInPlace = TRUE;
223 
224             return (0);
225 
226         case 'f':
227 
228             AslCompilerdebug = 1; /* same as yydebug */
229             DtParserdebug = 1;
230             PrParserdebug = 1;
231             Gbl_DebugFlag = TRUE;
232             Gbl_KeepPreprocessorTempFile = TRUE;
233             break;
234 
235         case 'p':   /* Prune ASL parse tree */
236 
237             /* Get the required argument */
238 
239             if (AcpiGetoptArgument (argc, argv))
240             {
241                 return (-1);
242             }
243 
244             Gbl_PruneParseTree = TRUE;
245             Gbl_PruneDepth = (UINT8) strtoul (AcpiGbl_Optarg, NULL, 0);
246             break;
247 
248         case 's':
249 
250             Gbl_DebugFlag = TRUE;
251             break;
252 
253         case 't':
254 
255             /* Get the required argument */
256 
257             if (AcpiGetoptArgument (argc, argv))
258             {
259                 return (-1);
260             }
261 
262             Gbl_PruneType = (UINT8) strtoul (AcpiGbl_Optarg, NULL, 0);
263             break;
264 
265         default:
266 
267             printf ("Unknown option: -b%s\n", AcpiGbl_Optarg);
268             return (-1);
269         }
270 
271         break;
272 
273     case 'c':
274 
275         switch (AcpiGbl_Optarg[0])
276         {
277 
278         case 'a':
279 
280             printf ("Convert ASL to ASL+ with comments\n");
281             Gbl_DoAslConversion = TRUE;
282             Gbl_FoldConstants = FALSE;
283             Gbl_IntegerOptimizationFlag = FALSE;
284             Gbl_ReferenceOptimizationFlag = FALSE;
285             Gbl_OptimizeTrivialParseNodes = FALSE;
286             AcpiGbl_CaptureComments = TRUE;
287             AcpiGbl_DoDisassemblerOptimizations = FALSE;
288             AcpiGbl_DmEmitExternalOpcodes = TRUE;
289             Gbl_DoExternalsInPlace = TRUE;
290 
291             return (0);
292 
293         case 'r':
294 
295             Gbl_NoResourceChecking = TRUE;
296             break;
297 
298         default:
299 
300             printf ("Unknown option: -c%s\n", AcpiGbl_Optarg);
301             return (-1);
302         }
303         break;
304 
305     case 'd':   /* Disassembler */
306 
307         switch (AcpiGbl_Optarg[0])
308         {
309         case '^':
310 
311             Gbl_DoCompile = FALSE;
312             break;
313 
314         case 'a':
315 
316             Gbl_DoCompile = FALSE;
317             Gbl_DisassembleAll = TRUE;
318             break;
319 
320         case 'b':   /* Do not convert buffers to resource descriptors */
321 
322             AcpiGbl_NoResourceDisassembly = TRUE;
323             break;
324 
325         case 'c':
326 
327             break;
328 
329         case 'f':
330 
331             AcpiGbl_ForceAmlDisassembly = TRUE;
332             break;
333 
334         case 'l':   /* Use legacy ASL code (not ASL+) for disassembly */
335 
336             Gbl_DoCompile = FALSE;
337             AcpiGbl_CstyleDisassembly = FALSE;
338             break;
339 
340         default:
341 
342             printf ("Unknown option: -d%s\n", AcpiGbl_Optarg);
343             return (-1);
344         }
345 
346         AcpiGbl_DisasmFlag = TRUE;
347         break;
348 
349     case 'D':   /* Define a symbol */
350 
351         PrAddDefine (AcpiGbl_Optarg, NULL, TRUE);
352         break;
353 
354     case 'e':   /* External files for disassembler */
355 
356         /* Get entire list of external files */
357 
358         AcpiGbl_Optind--;
359         argv[AcpiGbl_Optind] = AcpiGbl_Optarg;
360 
361         while (argv[AcpiGbl_Optind] &&
362               (argv[AcpiGbl_Optind][0] != '-'))
363         {
364             Status = AcpiDmAddToExternalFileList (argv[AcpiGbl_Optind]);
365             if (ACPI_FAILURE (Status))
366             {
367                 printf ("Could not add %s to external list\n",
368                     argv[AcpiGbl_Optind]);
369                 return (-1);
370             }
371 
372             AcpiGbl_Optind++;
373         }
374         break;
375 
376     case 'f':
377 
378         switch (AcpiGbl_Optarg[0])
379         {
380         case '^':   /* Ignore errors and force creation of aml file */
381 
382             Gbl_IgnoreErrors = TRUE;
383             break;
384 
385         case 'e':   /* Disassembler: Get external declaration file */
386 
387             if (AcpiGetoptArgument (argc, argv))
388             {
389                 return (-1);
390             }
391 
392             Gbl_ExternalRefFilename = AcpiGbl_Optarg;
393             break;
394 
395         default:
396 
397             printf ("Unknown option: -f%s\n", AcpiGbl_Optarg);
398             return (-1);
399         }
400         break;
401 
402     case 'G':
403 
404         Gbl_CompileGeneric = TRUE;
405         break;
406 
407     case 'g':   /* Get all ACPI tables */
408 
409         printf ("-g option is deprecated, use acpidump utility instead\n");
410         exit (1);
411 
412     case 'h':
413 
414         switch (AcpiGbl_Optarg[0])
415         {
416         case '^':
417 
418             Usage ();
419             exit (0);
420 
421         case 'c':
422 
423             UtDisplayConstantOpcodes ();
424             exit (0);
425 
426         case 'd':
427 
428             AslDisassemblyHelp ();
429             exit (0);
430 
431         case 'f':
432 
433             AslFilenameHelp ();
434             exit (0);
435 
436         case 'r':
437 
438             /* reserved names */
439 
440             ApDisplayReservedNames ();
441             exit (0);
442 
443         case 't':
444 
445             UtDisplaySupportedTables ();
446             exit (0);
447 
448         default:
449 
450             printf ("Unknown option: -h%s\n", AcpiGbl_Optarg);
451             return (-1);
452         }
453 
454     case 'I':   /* Add an include file search directory */
455 
456         FlAddIncludeDirectory (AcpiGbl_Optarg);
457         break;
458 
459     case 'i':   /* Output AML as an include file */
460 
461         switch (AcpiGbl_Optarg[0])
462         {
463         case 'a':
464 
465             /* Produce assembly code include file */
466 
467             Gbl_AsmIncludeOutputFlag = TRUE;
468             break;
469 
470         case 'c':
471 
472             /* Produce C include file */
473 
474             Gbl_C_IncludeOutputFlag = TRUE;
475             break;
476 
477         case 'n':
478 
479             /* Compiler/Disassembler: Ignore the NOOP operator */
480 
481             AcpiGbl_IgnoreNoopOperator = TRUE;
482             break;
483 
484         default:
485 
486             printf ("Unknown option: -i%s\n", AcpiGbl_Optarg);
487             return (-1);
488         }
489         break;
490 
491     case 'l':   /* Listing files */
492 
493         switch (AcpiGbl_Optarg[0])
494         {
495         case '^':
496 
497             /* Produce listing file (Mixed source/aml) */
498 
499             Gbl_ListingFlag = TRUE;
500             AcpiGbl_DmOpt_Listing = TRUE;
501             break;
502 
503         case 'i':
504 
505             /* Produce preprocessor output file */
506 
507             Gbl_PreprocessorOutputFlag = TRUE;
508             break;
509 
510         case 'm':
511 
512             /* Produce hardware map summary file */
513 
514             Gbl_MapfileFlag = TRUE;
515             break;
516 
517         case 'n':
518 
519             /* Produce namespace file */
520 
521             Gbl_NsOutputFlag = TRUE;
522             break;
523 
524         case 's':
525 
526             /* Produce combined source file */
527 
528             Gbl_SourceOutputFlag = TRUE;
529             break;
530 
531         case 'x':
532 
533             /* Produce cross-reference file */
534 
535             Gbl_CrossReferenceOutput = TRUE;
536             break;
537 
538         default:
539 
540             printf ("Unknown option: -l%s\n", AcpiGbl_Optarg);
541             return (-1);
542         }
543         break;
544 
545     case 'm':   /* Set line buffer size */
546 
547         Gbl_LineBufferSize = (UINT32) strtoul (AcpiGbl_Optarg, NULL, 0) * 1024;
548         if (Gbl_LineBufferSize < ASL_DEFAULT_LINE_BUFFER_SIZE)
549         {
550             Gbl_LineBufferSize = ASL_DEFAULT_LINE_BUFFER_SIZE;
551         }
552         printf ("Line Buffer Size: %u\n", Gbl_LineBufferSize);
553         break;
554 
555     case 'n':   /* Parse only */
556 
557         Gbl_ParseOnlyFlag = TRUE;
558         break;
559 
560     case 'o':   /* Control compiler AML optimizations */
561 
562         switch (AcpiGbl_Optarg[0])
563         {
564         case 'a':
565 
566             /* Disable all optimizations */
567 
568             Gbl_FoldConstants = FALSE;
569             Gbl_IntegerOptimizationFlag = FALSE;
570             Gbl_ReferenceOptimizationFlag = FALSE;
571             Gbl_OptimizeTrivialParseNodes = FALSE;
572 
573             break;
574 
575         case 'c':
576 
577             /* Display compile time(s) */
578 
579             Gbl_CompileTimesFlag = TRUE;
580             break;
581 
582         case 'd':
583 
584             /* Disable disassembler code optimizations */
585 
586             AcpiGbl_DoDisassemblerOptimizations = FALSE;
587             break;
588 
589         case 'e':
590 
591             /* Disassembler: Emit embedded external operators */
592 
593             AcpiGbl_DmEmitExternalOpcodes = TRUE;
594             break;
595 
596         case 'E':
597 
598             /*
599              * iASL: keep External opcodes in place.
600              * No affect if Gbl_DoExternals is false.
601              */
602 
603             Gbl_DoExternalsInPlace = TRUE;
604             break;
605 
606         case 'f':
607 
608             /* Disable folding on "normal" expressions */
609 
610             Gbl_FoldConstants = FALSE;
611             break;
612 
613         case 'i':
614 
615             /* Disable integer optimization to constants */
616 
617             Gbl_IntegerOptimizationFlag = FALSE;
618             break;
619 
620         case 'n':
621 
622             /* Disable named reference optimization */
623 
624             Gbl_ReferenceOptimizationFlag = FALSE;
625             break;
626 
627         case 't':
628 
629             /* Disable heavy typechecking */
630 
631             Gbl_DoTypechecking = FALSE;
632             break;
633 
634         default:
635 
636             printf ("Unknown option: -c%s\n", AcpiGbl_Optarg);
637             return (-1);
638         }
639         break;
640 
641     case 'P':   /* Preprocessor options */
642 
643         switch (AcpiGbl_Optarg[0])
644         {
645         case '^':   /* Proprocess only, emit (.i) file */
646 
647             Gbl_PreprocessOnly = TRUE;
648             Gbl_PreprocessorOutputFlag = TRUE;
649             break;
650 
651         case 'n':   /* Disable preprocessor */
652 
653             Gbl_PreprocessFlag = FALSE;
654             break;
655 
656         default:
657 
658             printf ("Unknown option: -P%s\n", AcpiGbl_Optarg);
659             return (-1);
660         }
661         break;
662 
663     case 'p':   /* Override default AML output filename */
664 
665         Gbl_OutputFilenamePrefix = AcpiGbl_Optarg;
666         UtConvertBackslashes (Gbl_OutputFilenamePrefix);
667         Gbl_UseDefaultAmlFilename = FALSE;
668         break;
669 
670     case 'q':   /* ASL/ASl+ converter: compile only and leave badaml. */
671 
672         printf ("Convert ASL to ASL+ with comments\n");
673         Gbl_FoldConstants = FALSE;
674         Gbl_IntegerOptimizationFlag = FALSE;
675         Gbl_ReferenceOptimizationFlag = FALSE;
676         Gbl_OptimizeTrivialParseNodes = FALSE;
677         Gbl_DoExternalsInPlace = TRUE;
678         AcpiGbl_CaptureComments = TRUE;
679         return (0);
680 
681     case 'r':   /* Override revision found in table header */
682 
683         Gbl_RevisionOverride = (UINT8) strtoul (AcpiGbl_Optarg, NULL, 0);
684         break;
685 
686     case 's':   /* Create AML in a source code file */
687 
688         switch (AcpiGbl_Optarg[0])
689         {
690         case 'a':
691 
692             /* Produce assembly code output file */
693 
694             Gbl_AsmOutputFlag = TRUE;
695             break;
696 
697         case 'c':
698 
699             /* Produce C hex output file */
700 
701             Gbl_C_OutputFlag = TRUE;
702             break;
703 
704         case 'o':
705 
706             /* Produce AML offset table in C */
707 
708             Gbl_C_OffsetTableFlag = TRUE;
709             break;
710 
711         default:
712 
713             printf ("Unknown option: -s%s\n", AcpiGbl_Optarg);
714             return (-1);
715         }
716         break;
717 
718     case 't':   /* Produce hex table output file */
719 
720         switch (AcpiGbl_Optarg[0])
721         {
722         case 'a':
723 
724             Gbl_HexOutputFlag = HEX_OUTPUT_ASM;
725             break;
726 
727         case 'c':
728 
729             Gbl_HexOutputFlag = HEX_OUTPUT_C;
730             break;
731 
732         case 's':
733 
734             Gbl_HexOutputFlag = HEX_OUTPUT_ASL;
735             break;
736 
737         default:
738 
739             printf ("Unknown option: -t%s\n", AcpiGbl_Optarg);
740             return (-1);
741         }
742         break;
743 
744     case 'T':   /* Create a ACPI table template file */
745 
746         Gbl_DoTemplates = TRUE;
747         break;
748 
749     case 'v':   /* Version and verbosity settings */
750 
751         switch (AcpiGbl_Optarg[0])
752         {
753         case '^':
754 
755             printf (ACPI_COMMON_SIGNON (ASL_COMPILER_NAME));
756             exit (0);
757 
758         case 'a':
759 
760             /* Disable all error/warning/remark messages */
761 
762             Gbl_NoErrors = TRUE;
763             break;
764 
765         case 'd':
766 
767             printf (ACPI_COMMON_SIGNON (ASL_COMPILER_NAME));
768             printf (ACPI_COMMON_BUILD_TIME);
769             exit (0);
770 
771         case 'e':
772 
773             /* Disable all warning/remark messages (errors only) */
774 
775             Gbl_DisplayRemarks = FALSE;
776             Gbl_DisplayWarnings = FALSE;
777             break;
778 
779         case 'i':
780             /*
781              * Support for integrated development environment(s).
782              *
783              * 1) No compiler signon
784              * 2) Send stderr messages to stdout
785              * 3) Less verbose error messages (single line only for each)
786              * 4) Error/warning messages are formatted appropriately to
787              *    be recognized by MS Visual Studio
788              */
789             Gbl_VerboseErrors = FALSE;
790             Gbl_DoSignon = FALSE;
791             Gbl_Files[ASL_FILE_STDERR].Handle = stdout;
792             break;
793 
794         case 'o':
795 
796             Gbl_DisplayOptimizations = TRUE;
797             break;
798 
799         case 'r':
800 
801             Gbl_DisplayRemarks = FALSE;
802             break;
803 
804         case 's':
805 
806             Gbl_DoSignon = FALSE;
807             break;
808 
809         case 't':
810 
811             Gbl_VerboseTemplates = TRUE;
812             break;
813 
814         case 'w':
815 
816             /* Get the required argument */
817 
818             if (AcpiGetoptArgument (argc, argv))
819             {
820                 return (-1);
821             }
822 
823             Status = AslDisableException (AcpiGbl_Optarg);
824             if (ACPI_FAILURE (Status))
825             {
826                 return (-1);
827             }
828             break;
829 
830         case 'x':
831 
832             /* Get the required argument */
833 
834             if (AcpiGetoptArgument (argc, argv))
835             {
836                 return (-1);
837             }
838 
839             Status = AslExpectException (AcpiGbl_Optarg);
840             if (ACPI_FAILURE (Status))
841             {
842                 return (-1);
843             }
844             break;
845 
846         default:
847 
848             printf ("Unknown option: -v%s\n", AcpiGbl_Optarg);
849             return (-1);
850         }
851         break;
852 
853     case 'w': /* Set warning levels */
854 
855         switch (AcpiGbl_Optarg[0])
856         {
857         case '1':
858 
859             Gbl_WarningLevel = ASL_WARNING;
860             break;
861 
862         case '2':
863 
864             Gbl_WarningLevel = ASL_WARNING2;
865             break;
866 
867         case '3':
868 
869             Gbl_WarningLevel = ASL_WARNING3;
870             break;
871 
872         case 'e':
873 
874             Gbl_WarningsAsErrors = TRUE;
875             break;
876 
877         default:
878 
879             printf ("Unknown option: -w%s\n", AcpiGbl_Optarg);
880             return (-1);
881         }
882         break;
883 
884     case 'x':   /* Set debug print output level */
885 
886         AcpiDbgLevel = strtoul (AcpiGbl_Optarg, NULL, 16);
887         break;
888 
889     case 'z':
890 
891         Gbl_UseOriginalCompilerId = TRUE;
892         break;
893 
894     default:
895 
896         return (-1);
897     }
898 
899     return (0);
900 }
901 
902 
903 /*******************************************************************************
904  *
905  * FUNCTION:    AslMergeOptionTokens
906  *
907  * PARAMETERS:  InBuffer            - Input containing an option string
908  *              OutBuffer           - Merged output buffer
909  *
910  * RETURN:      None
911  *
912  * DESCRIPTION: Remove all whitespace from an option string.
913  *
914  ******************************************************************************/
915 
916 static void
917 AslMergeOptionTokens (
918     char                    *InBuffer,
919     char                    *OutBuffer)
920 {
921     char                    *Token;
922 
923 
924     *OutBuffer = 0;
925 
926     Token = strtok (InBuffer, ASL_TOKEN_SEPARATORS);
927     while (Token)
928     {
929         strcat (OutBuffer, Token);
930         Token = strtok (NULL, ASL_TOKEN_SEPARATORS);
931     }
932 }
933 
934 
935 /*******************************************************************************
936  *
937  * FUNCTION:    AslDoResponseFile
938  *
939  * PARAMETERS:  Filename        - Name of the response file
940  *
941  * RETURN:      Status
942  *
943  * DESCRIPTION: Open a response file and process all options within.
944  *
945  ******************************************************************************/
946 
947 static int
948 AslDoResponseFile (
949     char                    *Filename)
950 {
951     char                    *argv = StringBuffer2;
952     FILE                    *ResponseFile;
953     int                     OptStatus = 0;
954     int                     Opterr;
955     int                     Optind;
956 
957 
958     ResponseFile = fopen (Filename, "r");
959     if (!ResponseFile)
960     {
961         printf ("Could not open command file %s, %s\n",
962             Filename, strerror (errno));
963         return (-1);
964     }
965 
966     /* Must save the current GetOpt globals */
967 
968     Opterr = AcpiGbl_Opterr;
969     Optind = AcpiGbl_Optind;
970 
971     /*
972      * Process all lines in the response file. There must be one complete
973      * option per line
974      */
975     while (fgets (StringBuffer, ASL_MSG_BUFFER_SIZE, ResponseFile))
976     {
977         /* Compress all tokens, allowing us to use a single argv entry */
978 
979         AslMergeOptionTokens (StringBuffer, StringBuffer2);
980 
981         /* Process the option */
982 
983         AcpiGbl_Opterr = 0;
984         AcpiGbl_Optind = 0;
985 
986         OptStatus = AslDoOptions (1, &argv, TRUE);
987         if (OptStatus)
988         {
989             printf ("Invalid option in command file %s: %s\n",
990                 Filename, StringBuffer);
991             break;
992         }
993     }
994 
995     /* Restore the GetOpt globals */
996 
997     AcpiGbl_Opterr = Opterr;
998     AcpiGbl_Optind = Optind;
999 
1000     fclose (ResponseFile);
1001     return (OptStatus);
1002 }
1003