aboutsummaryrefslogtreecommitdiff
path: root/compiler/aslfiles.c
blob: c9f87f7f1310a359d2a496fb9ee17d84ef1a9a3b (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025

/******************************************************************************
 *
 * Module Name: aslfiles - file I/O suppoert
 *
 *****************************************************************************/

/******************************************************************************
 *
 * 1. Copyright Notice
 *
 * Some or all of this work - Copyright (c) 1999 - 2010, Intel Corp.
 * All rights reserved.
 *
 * 2. License
 *
 * 2.1. This is your license from Intel Corp. under its intellectual property
 * rights.  You may have additional license terms from the party that provided
 * you this software, covering your right to use that party's intellectual
 * property rights.
 *
 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
 * copy of the source code appearing in this file ("Covered Code") an
 * irrevocable, perpetual, worldwide license under Intel's copyrights in the
 * base code distributed originally by Intel ("Original Intel Code") to copy,
 * make derivatives, distribute, use and display any portion of the Covered
 * Code in any form, with the right to sublicense such rights; and
 *
 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
 * license (with the right to sublicense), under only those claims of Intel
 * patents that are infringed by the Original Intel Code, to make, use, sell,
 * offer to sell, and import the Covered Code and derivative works thereof
 * solely to the minimum extent necessary to exercise the above copyright
 * license, and in no event shall the patent license extend to any additions
 * to or modifications of the Original Intel Code.  No other license or right
 * is granted directly or by implication, estoppel or otherwise;
 *
 * The above copyright and patent license is granted only if the following
 * conditions are met:
 *
 * 3. Conditions
 *
 * 3.1. Redistribution of Source with Rights to Further Distribute Source.
 * Redistribution of source code of any substantial portion of the Covered
 * Code or modification with rights to further distribute source must include
 * the above Copyright Notice, the above License, this list of Conditions,
 * and the following Disclaimer and Export Compliance provision.  In addition,
 * Licensee must cause all Covered Code to which Licensee contributes to
 * contain a file documenting the changes Licensee made to create that Covered
 * Code and the date of any change.  Licensee must include in that file the
 * documentation of any changes made by any predecessor Licensee.  Licensee
 * must include a prominent statement that the modification is derived,
 * directly or indirectly, from Original Intel Code.
 *
 * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
 * Redistribution of source code of any substantial portion of the Covered
 * Code or modification without rights to further distribute source must
 * include the following Disclaimer and Export Compliance provision in the
 * documentation and/or other materials provided with distribution.  In
 * addition, Licensee may not authorize further sublicense of source of any
 * portion of the Covered Code, and must include terms to the effect that the
 * license from Licensee to its licensee is limited to the intellectual
 * property embodied in the software Licensee provides to its licensee, and
 * not to intellectual property embodied in modifications its licensee may
 * make.
 *
 * 3.3. Redistribution of Executable. Redistribution in executable form of any
 * substantial portion of the Covered Code or modification must reproduce the
 * above Copyright Notice, and the following Disclaimer and Export Compliance
 * provision in the documentation and/or other materials provided with the
 * distribution.
 *
 * 3.4. Intel retains all right, title, and interest in and to the Original
 * Intel Code.
 *
 * 3.5. Neither the name Intel nor any other trademark owned or controlled by
 * Intel shall be used in advertising or otherwise to promote the sale, use or
 * other dealings in products derived from or relating to the Covered Code
 * without prior written authorization from Intel.
 *
 * 4. Disclaimer and Export Compliance
 *
 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
 * HERE.  ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT,  ASSISTANCE,
 * INSTALLATION, TRAINING OR OTHER SERVICES.  INTEL WILL NOT PROVIDE ANY
 * UPDATES, ENHANCEMENTS OR EXTENSIONS.  INTEL SPECIFICALLY DISCLAIMS ANY
 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
 * PARTICULAR PURPOSE.
 *
 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES.  THESE LIMITATIONS
 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
 * LIMITED REMEDY.
 *
 * 4.3. Licensee shall not export, either directly or indirectly, any of this
 * software or system incorporating such software without first obtaining any
 * required license or other approval from the U. S. Department of Commerce or
 * any other agency or department of the United States Government.  In the
 * event Licensee exports any such software from the United States or
 * re-exports any such software from a foreign destination, Licensee shall
 * ensure that the distribution and export/re-export of the software is in
 * compliance with all laws, regulations, orders, or other restrictions of the
 * U.S. Export Administration Regulations. Licensee agrees that neither it nor
 * any of its subsidiaries will export/re-export any technical data, process,
 * software, or service, directly or indirectly, to any country for which the
 * United States government or any agency thereof requires an export license,
 * other governmental approval, or letter of assurance, without first obtaining
 * such license, approval or letter.
 *
 *****************************************************************************/

#include "aslcompiler.h"
#include "acapps.h"

#define _COMPONENT          ACPI_COMPILER
        ACPI_MODULE_NAME    ("aslfiles")

/* Local prototypes */

FILE *
FlOpenIncludeWithPrefix (
    char                    *PrefixDir,
    char                    *Filename);


#ifdef ACPI_OBSOLETE_FUNCTIONS
ACPI_STATUS
FlParseInputPathname (
    char                    *InputFilename);
#endif


/*******************************************************************************
 *
 * FUNCTION:    AslAbort
 *
 * PARAMETERS:  None
 *
 * RETURN:      None
 *
 * DESCRIPTION: Dump the error log and abort the compiler.  Used for serious
 *              I/O errors
 *
 ******************************************************************************/

void
AslAbort (
    void)
{

    AePrintErrorLog (ASL_FILE_STDOUT);
    if (Gbl_DebugFlag)
    {
        /* Print error summary to the debug file */

        AePrintErrorLog (ASL_FILE_STDERR);
    }

    exit (1);
}


/*******************************************************************************
 *
 * FUNCTION:    FlFileError
 *
 * PARAMETERS:  FileId              - Index into file info array
 *              ErrorId             - Index into error message array
 *
 * RETURN:      None
 *
 * DESCRIPTION: Decode errno to an error message and add the entire error
 *              to the error log.
 *
 ******************************************************************************/

void
FlFileError (
    UINT32                  FileId,
    UINT8                   ErrorId)
{

    sprintf (MsgBuffer, "\"%s\" (%s)", Gbl_Files[FileId].Filename,
        strerror (errno));
    AslCommonError (ASL_ERROR, ErrorId, 0, 0, 0, 0, NULL, MsgBuffer);
}


/*******************************************************************************
 *
 * FUNCTION:    FlOpenFile
 *
 * PARAMETERS:  FileId              - Index into file info array
 *              Filename            - file pathname to open
 *              Mode                - Open mode for fopen
 *
 * RETURN:      None
 *
 * DESCRIPTION: Open a file.
 *              NOTE: Aborts compiler on any error.
 *
 ******************************************************************************/

void
FlOpenFile (
    UINT32                  FileId,
    char                    *Filename,
    char                    *Mode)
{
    FILE                    *File;


    File = fopen (Filename, Mode);

    Gbl_Files[FileId].Filename = Filename;
    Gbl_Files[FileId].Handle   = File;

    if (!File)
    {
        FlFileError (FileId, ASL_MSG_OPEN);
        AslAbort ();
    }
}


/*******************************************************************************
 *
 * FUNCTION:    FlGetFileSize
 *
 * PARAMETERS:  FileId              - Index into file info array
 *
 * RETURN:      File Size
 *
 * DESCRIPTION: Get current file size. Uses seek-to-EOF. File must be open.
 *
 ******************************************************************************/

UINT32
FlGetFileSize (
    UINT32                  FileId)
{
    FILE                    *fp;
    UINT32                  FileSize;


    fp = Gbl_Files[FileId].Handle;

    fseek (fp, 0, SEEK_END);
    FileSize = (UINT32) ftell (fp);
    fseek (fp, 0, SEEK_SET);

    return (FileSize);
}


/*******************************************************************************
 *
 * FUNCTION:    FlReadFile
 *
 * PARAMETERS:  FileId              - Index into file info array
 *              Buffer              - Where to place the data
 *              Length              - Amount to read
 *
 * RETURN:      Status.  AE_ERROR indicates EOF.
 *
 * DESCRIPTION: Read data from an open file.
 *              NOTE: Aborts compiler on any error.
 *
 ******************************************************************************/

ACPI_STATUS
FlReadFile (
    UINT32                  FileId,
    void                    *Buffer,
    UINT32                  Length)
{
    UINT32                  Actual;


    /* Read and check for error */

    Actual = fread (Buffer, 1, Length, Gbl_Files[FileId].Handle);
    if (Actual != Length)
    {
        if (feof (Gbl_Files[FileId].Handle))
        {
            /* End-of-file, just return error */

            return (AE_ERROR);
        }

        FlFileError (FileId, ASL_MSG_READ);
        AslAbort ();
    }

    return (AE_OK);
}


/*******************************************************************************
 *
 * FUNCTION:    FlWriteFile
 *
 * PARAMETERS:  FileId              - Index into file info array
 *              Buffer              - Data to write
 *              Length              - Amount of data to write
 *
 * RETURN:      None
 *
 * DESCRIPTION: Write data to an open file.
 *              NOTE: Aborts compiler on any error.
 *
 ******************************************************************************/

void
FlWriteFile (
    UINT32                  FileId,
    void                    *Buffer,
    UINT32                  Length)
{
    UINT32                  Actual;


    /* Write and check for error */

    Actual = fwrite ((char *) Buffer, 1, Length, Gbl_Files[FileId].Handle);
    if (Actual != Length)
    {
        FlFileError (FileId, ASL_MSG_WRITE);
        AslAbort ();
    }
}


/*******************************************************************************
 *
 * FUNCTION:    FlPrintFile
 *
 * PARAMETERS:  FileId              - Index into file info array
 *              Format              - Printf format string
 *              ...                 - Printf arguments
 *
 * RETURN:      None
 *
 * DESCRIPTION: Formatted write to an open file.
 *              NOTE: Aborts compiler on any error.
 *
 ******************************************************************************/

void
FlPrintFile (
    UINT32                  FileId,
    char                    *Format,
    ...)
{
    INT32                   Actual;
    va_list                 Args;


    va_start (Args, Format);

    Actual = vfprintf (Gbl_Files[FileId].Handle, Format, Args);
    va_end (Args);

    if (Actual == -1)
    {
        FlFileError (FileId, ASL_MSG_WRITE);
        AslAbort ();
    }
}


/*******************************************************************************
 *
 * FUNCTION:    FlSeekFile
 *
 * PARAMETERS:  FileId              - Index into file info array
 *              Offset              - Absolute byte offset in file
 *
 * RETURN:      None
 *
 * DESCRIPTION: Seek to absolute offset
 *              NOTE: Aborts compiler on any error.
 *
 ******************************************************************************/

void
FlSeekFile (
    UINT32                  FileId,
    long                    Offset)
{
    int                     Error;


    Error = fseek (Gbl_Files[FileId].Handle, Offset, SEEK_SET);
    if (Error)
    {
        FlFileError (FileId, ASL_MSG_SEEK);
        AslAbort ();
    }
}


/*******************************************************************************
 *
 * FUNCTION:    FlCloseFile
 *
 * PARAMETERS:  FileId              - Index into file info array
 *
 * RETURN:      None
 *
 * DESCRIPTION: Close an open file.  Aborts compiler on error
 *
 ******************************************************************************/

void
FlCloseFile (
    UINT32                  FileId)
{
    int                     Error;


    if (!Gbl_Files[FileId].Handle)
    {
        return;
    }

    Error = fclose (Gbl_Files[FileId].Handle);
    Gbl_Files[FileId].Handle = NULL;

    if (Error)
    {
        FlFileError (FileId, ASL_MSG_CLOSE);
        AslAbort ();
    }

    return;
}


/*******************************************************************************
 *
 * FUNCTION:    FlSetLineNumber
 *
 * PARAMETERS:  Op        - Parse node for the LINE asl statement
 *
 * RETURN:      None.
 *
 * DESCRIPTION: Set the current line number
 *
 ******************************************************************************/

void
FlSetLineNumber (
    ACPI_PARSE_OBJECT       *Op)
{

    Gbl_CurrentLineNumber = (UINT32) Op->Asl.Value.Integer;
    Gbl_LogicalLineNumber = (UINT32) Op->Asl.Value.Integer;
}


/*******************************************************************************
 *
 * FUNCTION:    FlAddIncludeDirectory
 *
 * PARAMETERS:  Dir             - Directory pathname string
 *
 * RETURN:      None
 *
 * DESCRIPTION: Add a directory the list of include prefix directories.
 *
 ******************************************************************************/

void
FlAddIncludeDirectory (
    char                    *Dir)
{
    ASL_INCLUDE_DIR         *NewDir;
    ASL_INCLUDE_DIR         *NextDir;
    ASL_INCLUDE_DIR         *PrevDir = NULL;
    UINT32                  NeedsSeparator = 0;
    size_t                  DirLength;


    DirLength = strlen (Dir);
    if (!DirLength)
    {
        return;
    }

    /* Make sure that the pathname ends with a path separator */

    if ((Dir[DirLength-1] != '/') &&
        (Dir[DirLength-1] != '\\'))
    {
        NeedsSeparator = 1;
    }

    NewDir = ACPI_ALLOCATE_ZEROED (sizeof (ASL_INCLUDE_DIR));
    NewDir->Dir = ACPI_ALLOCATE (DirLength + 1 + NeedsSeparator);
    strcpy (NewDir->Dir, Dir);
    if (NeedsSeparator)
    {
        strcat (NewDir->Dir, "/");
    }

    /*
     * Preserve command line ordering of -I options by adding new elements
     * at the end of the list
     */
    NextDir = Gbl_IncludeDirList;
    while (NextDir)
    {
        PrevDir = NextDir;
        NextDir = NextDir->Next;
    }

    if (PrevDir)
    {
        PrevDir->Next = NewDir;
    }
    else
    {
        Gbl_IncludeDirList = NewDir;
    }
}


/*******************************************************************************
 *
 * FUNCTION:    FlOpenIncludeWithPrefix
 *
 * PARAMETERS:  PrefixDir       - Prefix directory pathname. Can be a zero
 *                                length string.
 *              Filename        - The include filename from the source ASL.
 *
 * RETURN:      Valid file descriptor if successful. Null otherwise.
 *
 * DESCRIPTION: Open an include file and push it on the input file stack.
 *
 ******************************************************************************/

FILE *
FlOpenIncludeWithPrefix (
    char                    *PrefixDir,
    char                    *Filename)
{
    FILE                    *IncludeFile;
    char                    *Pathname;


    /* Build the full pathname to the file */

    Pathname = ACPI_ALLOCATE (strlen (PrefixDir) + strlen (Filename) + 1);

    strcpy (Pathname, PrefixDir);
    strcat (Pathname, Filename);

    DbgPrint (ASL_PARSE_OUTPUT, "\nAttempt to open include file: path %s\n\n",
        Pathname);

    /* Attempt to open the file, push if successful */

    IncludeFile = fopen (Pathname, "r");
    if (IncludeFile)
    {
        /* Push the include file on the open input file stack */

        AslPushInputFileStack (IncludeFile, Pathname);
        return (IncludeFile);
    }

    ACPI_FREE (Pathname);
    return (NULL);
}


/*******************************************************************************
 *
 * FUNCTION:    FlOpenIncludeFile
 *
 * PARAMETERS:  Op        - Parse node for the INCLUDE ASL statement
 *
 * RETURN:      None.
 *
 * DESCRIPTION: Open an include file and push it on the input file stack.
 *
 ******************************************************************************/

void
FlOpenIncludeFile (
    ACPI_PARSE_OBJECT       *Op)
{
    FILE                    *IncludeFile;
    ASL_INCLUDE_DIR         *NextDir;


    /* Op must be valid */

    if (!Op)
    {
        AslCommonError (ASL_ERROR, ASL_MSG_INCLUDE_FILE_OPEN,
            Gbl_CurrentLineNumber, Gbl_LogicalLineNumber,
            Gbl_InputByteCount, Gbl_CurrentColumn,
            Gbl_Files[ASL_FILE_INPUT].Filename, " - Null parse node");

        return;
    }

    /*
     * Flush out the "include ()" statement on this line, start
     * the actual include file on the next line
     */
    ResetCurrentLineBuffer ();
    FlPrintFile (ASL_FILE_SOURCE_OUTPUT, "\n");
    Gbl_CurrentLineOffset++;


    /* Attempt to open the include file */

    /* If the file specifies an absolute path, just open it */

    if ((Op->Asl.Value.String[0] == '/')  ||
        (Op->Asl.Value.String[0] == '\\') ||
        (Op->Asl.Value.String[1] == ':'))
    {
        IncludeFile = FlOpenIncludeWithPrefix ("", Op->Asl.Value.String);
        if (!IncludeFile)
        {
            goto ErrorExit;
        }
        return;
    }

    /*
     * The include filename is not an absolute path.
     *
     * First, search for the file within the "local" directory -- meaning
     * the same directory that contains the source file.
     *
     * Construct the file pathname from the global directory name.
     */
    IncludeFile = FlOpenIncludeWithPrefix (Gbl_DirectoryPath, Op->Asl.Value.String);
    if (IncludeFile)
    {
        return;
    }

    /*
     * Second, search for the file within the (possibly multiple) directories
     * specified by the -I option on the command line.
     */
    NextDir = Gbl_IncludeDirList;
    while (NextDir)
    {
        IncludeFile = FlOpenIncludeWithPrefix (NextDir->Dir, Op->Asl.Value.String);
        if (IncludeFile)
        {
            return;
        }

        NextDir = NextDir->Next;
    }

    /* We could not open the include file after trying very hard */

ErrorExit:
    sprintf (MsgBuffer, "%s, %s", Op->Asl.Value.String, strerror (errno));
    AslError (ASL_ERROR, ASL_MSG_INCLUDE_FILE_OPEN, Op, MsgBuffer);
}


/*******************************************************************************
 *
 * FUNCTION:    FlOpenInputFile
 *
 * PARAMETERS:  InputFilename       - The user-specified ASL source file to be
 *                                    compiled
 *
 * RETURN:      Status
 *
 * DESCRIPTION: Open the specified input file, and save the directory path to
 *              the file so that include files can be opened in
 *              the same directory.
 *
 ******************************************************************************/

ACPI_STATUS
FlOpenInputFile (
    char                    *InputFilename)
{

    /* Open the input ASL file, text mode */

    FlOpenFile (ASL_FILE_INPUT, InputFilename, "r");
    AslCompilerin = Gbl_Files[ASL_FILE_INPUT].Handle;

    return (AE_OK);
}


/*******************************************************************************
 *
 * FUNCTION:    FlOpenAmlOutputFile
 *
 * PARAMETERS:  FilenamePrefix       - The user-specified ASL source file
 *
 * RETURN:      Status
 *
 * DESCRIPTION: Create the output filename (*.AML) and open the file.  The file
 *              is created in the same directory as the parent input file.
 *
 ******************************************************************************/

ACPI_STATUS
FlOpenAmlOutputFile (
    char                    *FilenamePrefix)
{
    char                    *Filename;


    /* Output filename usually comes from the ASL itself */

    Filename = Gbl_Files[ASL_FILE_AML_OUTPUT].Filename;
    if (!Filename)
    {
        /* Create the output AML filename */

        Filename = FlGenerateFilename (FilenamePrefix, FILE_SUFFIX_AML_CODE);
        if (!Filename)
        {
            AslCommonError (ASL_ERROR, ASL_MSG_OUTPUT_FILENAME,
                0, 0, 0, 0, NULL, NULL);
            return (AE_ERROR);
        }
    }

    /* Open the output AML file in binary mode */

    FlOpenFile (ASL_FILE_AML_OUTPUT, Filename, "w+b");
    return (AE_OK);
}


/*******************************************************************************
 *
 * FUNCTION:    FlOpenMiscOutputFiles
 *
 * PARAMETERS:  FilenamePrefix       - The user-specified ASL source file
 *
 * RETURN:      Status
 *
 * DESCRIPTION: Create and open the various output files needed, depending on
 *              the command line options
 *
 ******************************************************************************/

ACPI_STATUS
FlOpenMiscOutputFiles (
    char                    *FilenamePrefix)
{
    char                    *Filename;


    /* Create/Open a combined source output file */

    Filename = FlGenerateFilename (FilenamePrefix, FILE_SUFFIX_SOURCE);
    if (!Filename)
    {
        AslCommonError (ASL_ERROR, ASL_MSG_LISTING_FILENAME,
            0, 0, 0, 0, NULL, NULL);
        return (AE_ERROR);
    }

    /*
     * Open the source output file, binary mode (so that LF does not get
     * expanded to CR/LF on some systems, messing up our seek
     * calculations.)
     */
    FlOpenFile (ASL_FILE_SOURCE_OUTPUT, Filename, "w+b");

    /* Create/Open a listing output file if asked */

    if (Gbl_ListingFlag)
    {
        Filename = FlGenerateFilename (FilenamePrefix, FILE_SUFFIX_LISTING);
        if (!Filename)
        {
            AslCommonError (ASL_ERROR, ASL_MSG_LISTING_FILENAME,
                0, 0, 0, 0, NULL, NULL);
            return (AE_ERROR);
        }

        /* Open the listing file, text mode */

        FlOpenFile (ASL_FILE_LISTING_OUTPUT, Filename, "w+");

        AslCompilerSignon (ASL_FILE_LISTING_OUTPUT);
        AslCompilerFileHeader (ASL_FILE_LISTING_OUTPUT);
    }

    /* Create/Open a assembly code source output file if asked */

    if (Gbl_AsmOutputFlag)
    {
        Filename = FlGenerateFilename (FilenamePrefix, FILE_SUFFIX_ASM_SOURCE);
        if (!Filename)
        {
            AslCommonError (ASL_ERROR, ASL_MSG_LISTING_FILENAME,
                0, 0, 0, 0, NULL, NULL);
            return (AE_ERROR);
        }

        /* Open the assembly code source file, text mode */

        FlOpenFile (ASL_FILE_ASM_SOURCE_OUTPUT, Filename, "w+");

        AslCompilerSignon (ASL_FILE_ASM_SOURCE_OUTPUT);
        AslCompilerFileHeader (ASL_FILE_ASM_SOURCE_OUTPUT);
    }

    /* Create/Open a C code source output file if asked */

    if (Gbl_C_OutputFlag)
    {
        Filename = FlGenerateFilename (FilenamePrefix, FILE_SUFFIX_C_SOURCE);
        if (!Filename)
        {
            AslCommonError (ASL_ERROR, ASL_MSG_LISTING_FILENAME,
                0, 0, 0, 0, NULL, NULL);
            return (AE_ERROR);
        }

        /* Open the C code source file, text mode */

        FlOpenFile (ASL_FILE_C_SOURCE_OUTPUT, Filename, "w+");

        FlPrintFile (ASL_FILE_C_SOURCE_OUTPUT, "/*\n");
        AslCompilerSignon (ASL_FILE_C_SOURCE_OUTPUT);
        AslCompilerFileHeader (ASL_FILE_C_SOURCE_OUTPUT);
    }

    /* Create/Open a assembly include output file if asked */

    if (Gbl_AsmIncludeOutputFlag)
    {
        Filename = FlGenerateFilename (FilenamePrefix, FILE_SUFFIX_ASM_INCLUDE);
        if (!Filename)
        {
            AslCommonError (ASL_ERROR, ASL_MSG_LISTING_FILENAME,
                0, 0, 0, 0, NULL, NULL);
            return (AE_ERROR);
        }

        /* Open the assembly include file, text mode */

        FlOpenFile (ASL_FILE_ASM_INCLUDE_OUTPUT, Filename, "w+");

        AslCompilerSignon (ASL_FILE_ASM_INCLUDE_OUTPUT);
        AslCompilerFileHeader (ASL_FILE_ASM_INCLUDE_OUTPUT);
    }

    /* Create/Open a C include output file if asked */

    if (Gbl_C_IncludeOutputFlag)
    {
        Filename = FlGenerateFilename (FilenamePrefix, FILE_SUFFIX_C_INCLUDE);
        if (!Filename)
        {
            AslCommonError (ASL_ERROR, ASL_MSG_LISTING_FILENAME,
                0, 0, 0, 0, NULL, NULL);
            return (AE_ERROR);
        }

        /* Open the C include file, text mode */

        FlOpenFile (ASL_FILE_C_INCLUDE_OUTPUT, Filename, "w+");

        FlPrintFile (ASL_FILE_C_INCLUDE_OUTPUT, "/*\n");
        AslCompilerSignon (ASL_FILE_C_INCLUDE_OUTPUT);
        AslCompilerFileHeader (ASL_FILE_C_INCLUDE_OUTPUT);
    }

    /* Create/Open a hex output file if asked */

    if (Gbl_HexOutputFlag)
    {
        Filename = FlGenerateFilename (FilenamePrefix, FILE_SUFFIX_HEX_DUMP);
        if (!Filename)
        {
            AslCommonError (ASL_ERROR, ASL_MSG_LISTING_FILENAME,
                0, 0, 0, 0, NULL, NULL);
            return (AE_ERROR);
        }

        /* Open the hex file, text mode */

        FlOpenFile (ASL_FILE_HEX_OUTPUT, Filename, "w+");

        AslCompilerSignon (ASL_FILE_HEX_OUTPUT);
        AslCompilerFileHeader (ASL_FILE_HEX_OUTPUT);
    }

    /* Create a namespace output file if asked */

    if (Gbl_NsOutputFlag)
    {
        Filename = FlGenerateFilename (FilenamePrefix, FILE_SUFFIX_NAMESPACE);
        if (!Filename)
        {
            AslCommonError (ASL_ERROR, ASL_MSG_LISTING_FILENAME,
                0, 0, 0, 0, NULL, NULL);
            return (AE_ERROR);
        }

        /* Open the namespace file, text mode */

        FlOpenFile (ASL_FILE_NAMESPACE_OUTPUT, Filename, "w+");

        AslCompilerSignon (ASL_FILE_NAMESPACE_OUTPUT);
        AslCompilerFileHeader (ASL_FILE_NAMESPACE_OUTPUT);
    }

    /* Create/Open a debug output file if asked */

    if (Gbl_DebugFlag)
    {
        Filename = FlGenerateFilename (FilenamePrefix, FILE_SUFFIX_DEBUG);
        if (!Filename)
        {
            AslCommonError (ASL_ERROR, ASL_MSG_DEBUG_FILENAME,
                0, 0, 0, 0, NULL, NULL);
            return (AE_ERROR);
        }

        /* Open the debug file as STDERR, text mode */

        /* TBD: hide this behind a FlReopenFile function */

        Gbl_Files[ASL_FILE_DEBUG_OUTPUT].Filename = Filename;
        Gbl_Files[ASL_FILE_DEBUG_OUTPUT].Handle =
            freopen (Filename, "w+t", stderr);

        AslCompilerSignon (ASL_FILE_DEBUG_OUTPUT);
        AslCompilerFileHeader (ASL_FILE_DEBUG_OUTPUT);
    }

    return (AE_OK);
}


#ifdef ACPI_OBSOLETE_FUNCTIONS
/*******************************************************************************
 *
 * FUNCTION:    FlParseInputPathname
 *
 * PARAMETERS:  InputFilename       - The user-specified ASL source file to be
 *                                    compiled
 *
 * RETURN:      Status
 *
 * DESCRIPTION: Split the input path into a directory and filename part
 *              1) Directory part used to open include files
 *              2) Filename part used to generate output filenames
 *
 ******************************************************************************/

ACPI_STATUS
FlParseInputPathname (
    char                    *InputFilename)
{
    char                    *Substring;


    if (!InputFilename)
    {
        return (AE_OK);
    }

    /* Get the path to the input filename's directory */

    Gbl_DirectoryPath = strdup (InputFilename);
    if (!Gbl_DirectoryPath)
    {
        return (AE_NO_MEMORY);
    }

    Substring = strrchr (Gbl_DirectoryPath, '\\');
    if (!Substring)
    {
        Substring = strrchr (Gbl_DirectoryPath, '/');
        if (!Substring)
        {
            Substring = strrchr (Gbl_DirectoryPath, ':');
        }
    }

    if (!Substring)
    {
        Gbl_DirectoryPath[0] = 0;
        if (Gbl_UseDefaultAmlFilename)
        {
            Gbl_OutputFilenamePrefix = strdup (InputFilename);
        }
    }
    else
    {
        if (Gbl_UseDefaultAmlFilename)
        {
            Gbl_OutputFilenamePrefix = strdup (Substring + 1);
        }
        *(Substring+1) = 0;
    }

    return (AE_OK);
}
#endif