xref: /dflybsd-src/sys/contrib/dev/acpica/source/tools/acpisrc/asmain.c (revision e586f31ca9899b49a4fc156613d9ecd853defcec)
1 /******************************************************************************
2  *
3  * Module Name: asmain - Main module for the acpi source processor utility
4  *
5  *****************************************************************************/
6 
7 /******************************************************************************
8  *
9  * 1. Copyright Notice
10  *
11  * Some or all of this work - Copyright (c) 1999 - 2017, Intel Corp.
12  * All rights reserved.
13  *
14  * 2. License
15  *
16  * 2.1. This is your license from Intel Corp. under its intellectual property
17  * rights. You may have additional license terms from the party that provided
18  * you this software, covering your right to use that party's intellectual
19  * property rights.
20  *
21  * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
22  * copy of the source code appearing in this file ("Covered Code") an
23  * irrevocable, perpetual, worldwide license under Intel's copyrights in the
24  * base code distributed originally by Intel ("Original Intel Code") to copy,
25  * make derivatives, distribute, use and display any portion of the Covered
26  * Code in any form, with the right to sublicense such rights; and
27  *
28  * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
29  * license (with the right to sublicense), under only those claims of Intel
30  * patents that are infringed by the Original Intel Code, to make, use, sell,
31  * offer to sell, and import the Covered Code and derivative works thereof
32  * solely to the minimum extent necessary to exercise the above copyright
33  * license, and in no event shall the patent license extend to any additions
34  * to or modifications of the Original Intel Code. No other license or right
35  * is granted directly or by implication, estoppel or otherwise;
36  *
37  * The above copyright and patent license is granted only if the following
38  * conditions are met:
39  *
40  * 3. Conditions
41  *
42  * 3.1. Redistribution of Source with Rights to Further Distribute Source.
43  * Redistribution of source code of any substantial portion of the Covered
44  * Code or modification with rights to further distribute source must include
45  * the above Copyright Notice, the above License, this list of Conditions,
46  * and the following Disclaimer and Export Compliance provision. In addition,
47  * Licensee must cause all Covered Code to which Licensee contributes to
48  * contain a file documenting the changes Licensee made to create that Covered
49  * Code and the date of any change. Licensee must include in that file the
50  * documentation of any changes made by any predecessor Licensee. Licensee
51  * must include a prominent statement that the modification is derived,
52  * directly or indirectly, from Original Intel Code.
53  *
54  * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
55  * Redistribution of source code of any substantial portion of the Covered
56  * Code or modification without rights to further distribute source must
57  * include the following Disclaimer and Export Compliance provision in the
58  * documentation and/or other materials provided with distribution. In
59  * addition, Licensee may not authorize further sublicense of source of any
60  * portion of the Covered Code, and must include terms to the effect that the
61  * license from Licensee to its licensee is limited to the intellectual
62  * property embodied in the software Licensee provides to its licensee, and
63  * not to intellectual property embodied in modifications its licensee may
64  * make.
65  *
66  * 3.3. Redistribution of Executable. Redistribution in executable form of any
67  * substantial portion of the Covered Code or modification must reproduce the
68  * above Copyright Notice, and the following Disclaimer and Export Compliance
69  * provision in the documentation and/or other materials provided with the
70  * distribution.
71  *
72  * 3.4. Intel retains all right, title, and interest in and to the Original
73  * Intel Code.
74  *
75  * 3.5. Neither the name Intel nor any other trademark owned or controlled by
76  * Intel shall be used in advertising or otherwise to promote the sale, use or
77  * other dealings in products derived from or relating to the Covered Code
78  * without prior written authorization from Intel.
79  *
80  * 4. Disclaimer and Export Compliance
81  *
82  * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
83  * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
84  * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
85  * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
86  * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
87  * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
88  * PARTICULAR PURPOSE.
89  *
90  * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
91  * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
92  * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
93  * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
94  * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
95  * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
96  * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
97  * LIMITED REMEDY.
98  *
99  * 4.3. Licensee shall not export, either directly or indirectly, any of this
100  * software or system incorporating such software without first obtaining any
101  * required license or other approval from the U. S. Department of Commerce or
102  * any other agency or department of the United States Government. In the
103  * event Licensee exports any such software from the United States or
104  * re-exports any such software from a foreign destination, Licensee shall
105  * ensure that the distribution and export/re-export of the software is in
106  * compliance with all laws, regulations, orders, or other restrictions of the
107  * U.S. Export Administration Regulations. Licensee agrees that neither it nor
108  * any of its subsidiaries will export/re-export any technical data, process,
109  * software, or service, directly or indirectly, to any country for which the
110  * United States government or any agency thereof requires an export license,
111  * other governmental approval, or letter of assurance, without first obtaining
112  * such license, approval or letter.
113  *
114  *****************************************************************************
115  *
116  * Alternatively, you may choose to be licensed under the terms of the
117  * following license:
118  *
119  * Redistribution and use in source and binary forms, with or without
120  * modification, are permitted provided that the following conditions
121  * are met:
122  * 1. Redistributions of source code must retain the above copyright
123  *    notice, this list of conditions, and the following disclaimer,
124  *    without modification.
125  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
126  *    substantially similar to the "NO WARRANTY" disclaimer below
127  *    ("Disclaimer") and any redistribution must be conditioned upon
128  *    including a substantially similar Disclaimer requirement for further
129  *    binary redistribution.
130  * 3. Neither the names of the above-listed copyright holders nor the names
131  *    of any contributors may be used to endorse or promote products derived
132  *    from this software without specific prior written permission.
133  *
134  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
135  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
136  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
137  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
138  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
139  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
140  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
141  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
142  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
143  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
144  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
145  *
146  * Alternatively, you may choose to be licensed under the terms of the
147  * GNU General Public License ("GPL") version 2 as published by the Free
148  * Software Foundation.
149  *
150  *****************************************************************************/
151 
152 #include "acpisrc.h"
153 
154 /* Local prototypes */
155 
156 int
157 AsExaminePaths (
158     ACPI_CONVERSION_TABLE   *ConversionTable,
159     char                    *Source,
160     char                    *Target,
161     UINT32                  *SourceFileType);
162 
163 void
164 AsDisplayStats (
165     void);
166 
167 void
168 AsDisplayUsage (
169     void);
170 
171 /* Globals */
172 
173 UINT32                  Gbl_Tabs = 0;
174 UINT32                  Gbl_MissingBraces = 0;
175 UINT32                  Gbl_NonAnsiComments = 0;
176 UINT32                  Gbl_Files = 0;
177 UINT32                  Gbl_WhiteLines = 0;
178 UINT32                  Gbl_CommentLines = 0;
179 UINT32                  Gbl_SourceLines = 0;
180 UINT32                  Gbl_LongLines = 0;
181 UINT32                  Gbl_TotalLines = 0;
182 UINT32                  Gbl_TotalSize = 0;
183 UINT32                  Gbl_HeaderLines = 0;
184 UINT32                  Gbl_HeaderSize = 0;
185 void                    *Gbl_StructDefs = NULL;
186 
187 struct stat             Gbl_StatBuf;
188 char                    *Gbl_FileBuffer;
189 UINT32                  Gbl_FileSize;
190 UINT32                  Gbl_FileType;
191 BOOLEAN                 Gbl_VerboseMode = FALSE;
192 BOOLEAN                 Gbl_QuietMode = FALSE;
193 BOOLEAN                 Gbl_BatchMode = FALSE;
194 BOOLEAN                 Gbl_DebugStatementsMode = FALSE;
195 BOOLEAN                 Gbl_MadeChanges = FALSE;
196 BOOLEAN                 Gbl_Overwrite = FALSE;
197 BOOLEAN                 Gbl_WidenDeclarations = FALSE;
198 BOOLEAN                 Gbl_IgnoreLoneLineFeeds = FALSE;
199 BOOLEAN                 Gbl_HasLoneLineFeeds = FALSE;
200 BOOLEAN                 Gbl_Cleanup = FALSE;
201 BOOLEAN                 Gbl_IgnoreTranslationEscapes = FALSE;
202 
203 #define AS_UTILITY_NAME             "ACPI Source Code Conversion Utility"
204 #define AS_SUPPORTED_OPTIONS        "cdhilqsuv^y"
205 
206 
207 /******************************************************************************
208  *
209  * FUNCTION:    AsExaminePaths
210  *
211  * DESCRIPTION: Source and Target pathname verification and handling
212  *
213  ******************************************************************************/
214 
215 int
216 AsExaminePaths (
217     ACPI_CONVERSION_TABLE   *ConversionTable,
218     char                    *Source,
219     char                    *Target,
220     UINT32                  *SourceFileType)
221 {
222     int                     Status;
223     int                     Response;
224 
225 
226     Status = stat (Source, &Gbl_StatBuf);
227     if (Status)
228     {
229         printf ("Source path \"%s\" does not exist\n", Source);
230         return (-1);
231     }
232 
233     /* Return the filetype -- file or a directory */
234 
235     *SourceFileType = 0;
236     if (Gbl_StatBuf.st_mode & S_IFDIR)
237     {
238         *SourceFileType = S_IFDIR;
239     }
240 
241     /*
242      * If we are in no-output mode or in batch mode, we are done
243      */
244     if ((ConversionTable->Flags & FLG_NO_FILE_OUTPUT) ||
245         (Gbl_BatchMode))
246     {
247         return (0);
248     }
249 
250     if (!AcpiUtStricmp (Source, Target))
251     {
252         printf ("Target path is the same as the source path, overwrite?\n");
253         Response = getchar ();
254 
255         /* Check response */
256 
257         if (Response != 'y')
258         {
259             return (-1);
260         }
261 
262         Gbl_Overwrite = TRUE;
263     }
264     else
265     {
266         Status = stat (Target, &Gbl_StatBuf);
267         if (!Status)
268         {
269             printf ("Target path already exists, overwrite?\n");
270             Response = getchar ();
271 
272             /* Check response */
273 
274             if (Response != 'y')
275             {
276                 return (-1);
277             }
278         }
279     }
280 
281     return (0);
282 }
283 
284 
285 /******************************************************************************
286  *
287  * FUNCTION:    AsDisplayStats
288  *
289  * DESCRIPTION: Display global statistics gathered during translation
290  *
291  ******************************************************************************/
292 
293 void
294 AsDisplayStats (
295     void)
296 {
297 
298     if (Gbl_QuietMode)
299     {
300         return;
301     }
302 
303     printf ("\nAcpiSrc statistics:\n\n");
304     printf ("%8u Files processed\n", Gbl_Files);
305 
306     if (!Gbl_Files)
307     {
308         return;
309     }
310 
311     printf ("%8u Total bytes (%.1fK/file)\n",
312         Gbl_TotalSize, ((double) Gbl_TotalSize/Gbl_Files)/1024);
313     printf ("%8u Tabs found\n", Gbl_Tabs);
314     printf ("%8u Missing if/else/while braces\n", Gbl_MissingBraces);
315     printf ("%8u Non-ANSI // comments found\n", Gbl_NonAnsiComments);
316     printf ("%8u Total Lines\n", Gbl_TotalLines);
317     printf ("%8u Lines of code\n", Gbl_SourceLines);
318     printf ("%8u Lines of non-comment whitespace\n", Gbl_WhiteLines);
319     printf ("%8u Lines of comments\n", Gbl_CommentLines);
320     printf ("%8u Long lines found\n", Gbl_LongLines);
321 
322     if (Gbl_WhiteLines > 0)
323     {
324         printf ("%8.1f Ratio of code to whitespace\n",
325             ((float) Gbl_SourceLines / (float) Gbl_WhiteLines));
326     }
327 
328     if ((Gbl_CommentLines + Gbl_NonAnsiComments) > 0)
329     {
330         printf ("%8.1f Ratio of code to comments\n",
331             ((float) Gbl_SourceLines /
332             (float) (Gbl_CommentLines + Gbl_NonAnsiComments)));
333     }
334 
335     if (!Gbl_TotalLines)
336     {
337         return;
338     }
339 
340     printf ("         %u%% code, %u%% comments, %u%% whitespace, %u%% headers\n",
341         (Gbl_SourceLines * 100) / Gbl_TotalLines,
342         (Gbl_CommentLines * 100) / Gbl_TotalLines,
343         (Gbl_WhiteLines * 100) / Gbl_TotalLines,
344         (Gbl_HeaderLines * 100) / Gbl_TotalLines);
345     return;
346 }
347 
348 
349 /******************************************************************************
350  *
351  * FUNCTION:    AsDisplayUsage
352  *
353  * DESCRIPTION: Usage message
354  *
355  ******************************************************************************/
356 
357 void
358 AsDisplayUsage (
359     void)
360 {
361 
362     ACPI_USAGE_HEADER ("acpisrc [-c|l|u] [-dsvy] <SourceDir> <DestinationDir>");
363 
364     ACPI_OPTION ("-c",          "Generate cleaned version of the source");
365     ACPI_OPTION ("-h",          "Insert dual-license header into all modules");
366     ACPI_OPTION ("-i",          "Cleanup macro indentation");
367     ACPI_OPTION ("-l",          "Generate Linux version of the source");
368     ACPI_OPTION ("-u",          "Generate Custom source translation");
369 
370     ACPI_USAGE_TEXT ("\n");
371     ACPI_OPTION ("-d",          "Leave debug statements in code");
372     ACPI_OPTION ("-s",          "Generate source statistics only");
373     ACPI_OPTION ("-v",          "Display version information");
374     ACPI_OPTION ("-vb",         "Verbose mode");
375     ACPI_OPTION ("-y",          "Suppress file overwrite prompts");
376 }
377 
378 
379 /******************************************************************************
380  *
381  * FUNCTION:    main
382  *
383  * DESCRIPTION: C main function
384  *
385  ******************************************************************************/
386 
387 int ACPI_SYSTEM_XFACE
388 main (
389     int                     argc,
390     char                    *argv[])
391 {
392     int                     j;
393     ACPI_CONVERSION_TABLE   *ConversionTable = NULL;
394     char                    *SourcePath;
395     char                    *TargetPath;
396     UINT32                  FileType;
397 
398 
399     ACPI_DEBUG_INITIALIZE (); /* For debug version only */
400     AcpiOsInitialize ();
401     printf (ACPI_COMMON_SIGNON (AS_UTILITY_NAME));
402 
403     if (argc < 2)
404     {
405         AsDisplayUsage ();
406         return (0);
407     }
408 
409     /* Command line options */
410 
411     while ((j = AcpiGetopt (argc, argv, AS_SUPPORTED_OPTIONS)) != ACPI_OPT_END) switch(j)
412     {
413     case 'l':
414 
415         /* Linux code generation */
416 
417         printf ("Creating Linux source code\n");
418         ConversionTable = &LinuxConversionTable;
419         Gbl_WidenDeclarations = TRUE;
420         Gbl_IgnoreLoneLineFeeds = TRUE;
421         break;
422 
423     case 'c':
424 
425         /* Cleanup code */
426 
427         printf ("Code cleanup\n");
428         ConversionTable = &CleanupConversionTable;
429         Gbl_Cleanup = TRUE;
430         break;
431 
432     case 'h':
433 
434         /* Inject Dual-license header */
435 
436         printf ("Inserting Dual-license header to all modules\n");
437         ConversionTable = &LicenseConversionTable;
438         break;
439 
440     case 'i':
441 
442         /* Cleanup wrong indent result */
443 
444         printf ("Cleaning up macro indentation\n");
445         ConversionTable = &IndentConversionTable;
446         Gbl_IgnoreLoneLineFeeds = TRUE;
447         Gbl_IgnoreTranslationEscapes = TRUE;
448         break;
449 
450     case 's':
451 
452         /* Statistics only */
453 
454         break;
455 
456     case 'u':
457 
458         /* custom conversion  */
459 
460         printf ("Custom source translation\n");
461         ConversionTable = &CustomConversionTable;
462         break;
463 
464     case 'v':
465 
466         switch (AcpiGbl_Optarg[0])
467         {
468         case '^':  /* -v: (Version): signon already emitted, just exit */
469 
470             exit (0);
471 
472         case 'b':
473 
474             /* Verbose mode */
475 
476             Gbl_VerboseMode = TRUE;
477             break;
478 
479         default:
480 
481             printf ("Unknown option: -v%s\n", AcpiGbl_Optarg);
482             return (-1);
483         }
484 
485         break;
486 
487     case 'y':
488 
489         /* Batch mode */
490 
491         Gbl_BatchMode = TRUE;
492         break;
493 
494     case 'd':
495 
496         /* Leave debug statements in */
497 
498         Gbl_DebugStatementsMode = TRUE;
499         break;
500 
501     case 'q':
502 
503         /* Quiet mode */
504 
505         Gbl_QuietMode = TRUE;
506         break;
507 
508     default:
509 
510         AsDisplayUsage ();
511         return (-1);
512     }
513 
514 
515     SourcePath = argv[AcpiGbl_Optind];
516     if (!SourcePath)
517     {
518         printf ("Missing source path\n");
519         AsDisplayUsage ();
520         return (-1);
521     }
522 
523     TargetPath = argv[AcpiGbl_Optind+1];
524 
525     if (!ConversionTable)
526     {
527         /* Just generate statistics. Ignore target path */
528 
529         TargetPath = SourcePath;
530 
531         printf ("Source code statistics only\n");
532         ConversionTable = &StatsConversionTable;
533     }
534     else if (!TargetPath)
535     {
536         TargetPath = SourcePath;
537     }
538 
539     if (Gbl_DebugStatementsMode)
540     {
541         ConversionTable->SourceFunctions &= ~CVT_REMOVE_DEBUG_MACROS;
542     }
543 
544     /* Check source and target paths and files */
545 
546     if (AsExaminePaths (ConversionTable, SourcePath, TargetPath, &FileType))
547     {
548         return (-1);
549     }
550 
551     /* Source/target can be either directories or a files */
552 
553     if (FileType == S_IFDIR)
554     {
555         /* Process the directory tree */
556 
557         AsProcessTree (ConversionTable, SourcePath, TargetPath);
558     }
559     else
560     {
561         /* Process a single file */
562 
563         /* Differentiate between source and header files */
564 
565         if (strstr (SourcePath, ".h"))
566         {
567             AsProcessOneFile (ConversionTable, NULL, TargetPath, 0,
568                 SourcePath, FILE_TYPE_HEADER);
569         }
570         else if (strstr (SourcePath, ".c"))
571         {
572             AsProcessOneFile (ConversionTable, NULL, TargetPath, 0,
573                 SourcePath, FILE_TYPE_SOURCE);
574         }
575         else if (strstr (SourcePath, ".patch"))
576         {
577             AsProcessOneFile (ConversionTable, NULL, TargetPath, 0,
578                 SourcePath, FILE_TYPE_PATCH);
579         }
580         else
581         {
582             printf ("Unknown file type - %s\n", SourcePath);
583         }
584     }
585 
586     /* Always display final summary and stats */
587 
588     AsDisplayStats ();
589     return (0);
590 }
591