xref: /netbsd-src/sys/external/bsd/acpica/dist/tools/acpisrc/asmain.c (revision 046a29855e04359424fd074e8313af6b6be8cfb6)
1 /******************************************************************************
2  *
3  * Module Name: asmain - Main module for the acpi source processor utility
4  *
5  *****************************************************************************/
6 
7 /*
8  * Copyright (C) 2000 - 2023, 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 MERCHANTABILITY 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 "acpisrc.h"
45 
46 /* Local prototypes */
47 
48 int
49 AsExaminePaths (
50     ACPI_CONVERSION_TABLE   *ConversionTable,
51     char                    *Source,
52     char                    *Target,
53     UINT32                  *SourceFileType);
54 
55 void
56 AsDisplayStats (
57     void);
58 
59 void
60 AsDisplayUsage (
61     void);
62 
63 /* Globals */
64 
65 UINT32                  Gbl_Tabs = 0;
66 UINT32                  Gbl_MissingBraces = 0;
67 UINT32                  Gbl_NonAnsiComments = 0;
68 UINT32                  Gbl_Files = 0;
69 UINT32                  Gbl_WhiteLines = 0;
70 UINT32                  Gbl_CommentLines = 0;
71 UINT32                  Gbl_SourceLines = 0;
72 UINT32                  Gbl_LongLines = 0;
73 UINT32                  Gbl_TotalLines = 0;
74 UINT32                  Gbl_TotalSize = 0;
75 UINT32                  Gbl_HeaderLines = 0;
76 UINT32                  Gbl_HeaderSize = 0;
77 void                    *Gbl_StructDefs = NULL;
78 
79 struct stat             Gbl_StatBuf;
80 char                    *Gbl_FileBuffer;
81 UINT32                  Gbl_FileSize;
82 UINT32                  Gbl_FileType;
83 BOOLEAN                 Gbl_CheckAscii = FALSE;
84 BOOLEAN                 Gbl_VerboseMode = FALSE;
85 BOOLEAN                 Gbl_QuietMode = FALSE;
86 BOOLEAN                 Gbl_BatchMode = FALSE;
87 BOOLEAN                 Gbl_DebugStatementsMode = FALSE;
88 BOOLEAN                 Gbl_MadeChanges = FALSE;
89 BOOLEAN                 Gbl_Overwrite = FALSE;
90 BOOLEAN                 Gbl_WidenDeclarations = FALSE;
91 BOOLEAN                 Gbl_IgnoreLoneLineFeeds = FALSE;
92 BOOLEAN                 Gbl_HasLoneLineFeeds = FALSE;
93 BOOLEAN                 Gbl_Cleanup = FALSE;
94 BOOLEAN                 Gbl_IgnoreTranslationEscapes = FALSE;
95 
96 #define AS_UTILITY_NAME             "ACPI Source Code Conversion Utility"
97 #define AS_SUPPORTED_OPTIONS        "acdhilqsuv^y"
98 
99 
100 /******************************************************************************
101  *
102  * FUNCTION:    AsExaminePaths
103  *
104  * DESCRIPTION: Source and Target pathname verification and handling
105  *
106  ******************************************************************************/
107 
108 int
AsExaminePaths(ACPI_CONVERSION_TABLE * ConversionTable,char * Source,char * Target,UINT32 * SourceFileType)109 AsExaminePaths (
110     ACPI_CONVERSION_TABLE   *ConversionTable,
111     char                    *Source,
112     char                    *Target,
113     UINT32                  *SourceFileType)
114 {
115     int                     Status;
116     int                     Response;
117 
118 
119     Status = stat (Source, &Gbl_StatBuf);
120     if (Status)
121     {
122         printf ("Source path \"%s\" does not exist\n", Source);
123         return (-1);
124     }
125 
126     /* Return the filetype -- file or a directory */
127 
128     *SourceFileType = 0;
129     if (Gbl_StatBuf.st_mode & S_IFDIR)
130     {
131         *SourceFileType = S_IFDIR;
132     }
133 
134     /*
135      * If we are in no-output mode or in batch mode, we are done
136      */
137     if ((ConversionTable->Flags & FLG_NO_FILE_OUTPUT) ||
138         (Gbl_BatchMode))
139     {
140         return (0);
141     }
142 
143     if (!AcpiUtStricmp (Source, Target))
144     {
145         printf ("Target path is the same as the source path, overwrite?\n");
146         Response = getchar ();
147 
148         /* Check response */
149 
150         if (Response != 'y')
151         {
152             return (-1);
153         }
154 
155         Gbl_Overwrite = TRUE;
156     }
157     else
158     {
159         Status = stat (Target, &Gbl_StatBuf);
160         if (!Status)
161         {
162             printf ("Target path already exists, overwrite?\n");
163             Response = getchar ();
164 
165             /* Check response */
166 
167             if (Response != 'y')
168             {
169                 return (-1);
170             }
171         }
172     }
173 
174     return (0);
175 }
176 
177 
178 /******************************************************************************
179  *
180  * FUNCTION:    AsDisplayStats
181  *
182  * DESCRIPTION: Display global statistics gathered during translation
183  *
184  ******************************************************************************/
185 
186 void
AsDisplayStats(void)187 AsDisplayStats (
188     void)
189 {
190 
191     if (Gbl_QuietMode)
192     {
193         return;
194     }
195 
196     printf ("\nAcpiSrc statistics:\n\n");
197     printf ("%8u Files processed\n", Gbl_Files);
198 
199     if (!Gbl_Files)
200     {
201         return;
202     }
203 
204     printf ("%8u Total bytes (%.1fK/file)\n",
205         Gbl_TotalSize, ((double) Gbl_TotalSize/Gbl_Files)/1024);
206     printf ("%8u Tabs found\n", Gbl_Tabs);
207     printf ("%8u Missing if/else/while braces\n", Gbl_MissingBraces);
208     printf ("%8u Non-ANSI // comments found\n", Gbl_NonAnsiComments);
209     printf ("%8u Total Lines\n", Gbl_TotalLines);
210     printf ("%8u Lines of code\n", Gbl_SourceLines);
211     printf ("%8u Lines of non-comment whitespace\n", Gbl_WhiteLines);
212     printf ("%8u Lines of comments\n", Gbl_CommentLines);
213     printf ("%8u Long lines found\n", Gbl_LongLines);
214 
215     if (Gbl_WhiteLines > 0)
216     {
217         printf ("%8.1f Ratio of code to whitespace\n",
218             ((float) Gbl_SourceLines / (float) Gbl_WhiteLines));
219     }
220 
221     if ((Gbl_CommentLines + Gbl_NonAnsiComments) > 0)
222     {
223         printf ("%8.1f Ratio of code to comments\n",
224             ((float) Gbl_SourceLines /
225             (float) (Gbl_CommentLines + Gbl_NonAnsiComments)));
226     }
227 
228     if (!Gbl_TotalLines)
229     {
230         return;
231     }
232 
233     printf ("         %u%% code, %u%% comments, %u%% whitespace, %u%% headers\n",
234         (Gbl_SourceLines * 100) / Gbl_TotalLines,
235         (Gbl_CommentLines * 100) / Gbl_TotalLines,
236         (Gbl_WhiteLines * 100) / Gbl_TotalLines,
237         (Gbl_HeaderLines * 100) / Gbl_TotalLines);
238     return;
239 }
240 
241 
242 /******************************************************************************
243  *
244  * FUNCTION:    AsDisplayUsage
245  *
246  * DESCRIPTION: Usage message
247  *
248  ******************************************************************************/
249 
250 void
AsDisplayUsage(void)251 AsDisplayUsage (
252     void)
253 {
254 
255     ACPI_USAGE_HEADER ("acpisrc [-c|l|u] [-dsvy] <SourceDir> <DestinationDir>");
256 
257     ACPI_OPTION ("-a <file>",   "Check entire file for non-printable characters");
258     ACPI_OPTION ("-c",          "Generate cleaned version of the source");
259     ACPI_OPTION ("-h",          "Insert dual-license header into all modules");
260     ACPI_OPTION ("-i",          "Cleanup macro indentation");
261     ACPI_OPTION ("-l",          "Generate Linux version of the source");
262     ACPI_OPTION ("-u",          "Generate Custom source translation");
263 
264     ACPI_USAGE_TEXT ("\n");
265     ACPI_OPTION ("-d",          "Leave debug statements in code");
266     ACPI_OPTION ("-s",          "Generate source statistics only");
267     ACPI_OPTION ("-v",          "Display version information");
268     ACPI_OPTION ("-vb",         "Verbose mode");
269     ACPI_OPTION ("-vd",         "Display build date and time");
270     ACPI_OPTION ("-y",          "Suppress file overwrite prompts");
271 }
272 
273 
274 /******************************************************************************
275  *
276  * FUNCTION:    main
277  *
278  * DESCRIPTION: C main function
279  *
280  ******************************************************************************/
281 
282 int ACPI_SYSTEM_XFACE
main(int argc,char * argv[])283 main (
284     int                     argc,
285     char                    *argv[])
286 {
287     int                     j;
288     ACPI_CONVERSION_TABLE   *ConversionTable = NULL;
289     char                    *SourcePath;
290     char                    *TargetPath;
291     UINT32                  FileType;
292 
293 
294     ACPI_DEBUG_INITIALIZE (); /* For debug version only */
295     AcpiOsInitialize ();
296     printf (ACPI_COMMON_SIGNON (AS_UTILITY_NAME));
297 
298     if (argc < 2)
299     {
300         AsDisplayUsage ();
301         return (0);
302     }
303 
304     /* Command line options */
305 
306     while ((j = AcpiGetopt (argc, argv, AS_SUPPORTED_OPTIONS)) != ACPI_OPT_END) switch(j)
307     {
308     case 'l':
309 
310         /* Linux code generation */
311 
312         printf ("Creating Linux source code\n");
313         ConversionTable = &LinuxConversionTable;
314         Gbl_WidenDeclarations = TRUE;
315         Gbl_IgnoreLoneLineFeeds = TRUE;
316         break;
317 
318     case 'c':
319 
320         /* Cleanup code */
321 
322         printf ("Code cleanup\n");
323         ConversionTable = &CleanupConversionTable;
324         Gbl_Cleanup = TRUE;
325         break;
326 
327     case 'h':
328 
329         /* Inject Dual-license header */
330 
331         printf ("Inserting Dual-license header to all modules\n");
332         ConversionTable = &LicenseConversionTable;
333         break;
334 
335     case 'i':
336 
337         /* Cleanup wrong indent result */
338 
339         printf ("Cleaning up macro indentation\n");
340         ConversionTable = &IndentConversionTable;
341         Gbl_IgnoreLoneLineFeeds = TRUE;
342         Gbl_IgnoreTranslationEscapes = TRUE;
343         break;
344 
345     case 's':
346 
347         /* Statistics only */
348 
349         break;
350 
351     case 'u':
352 
353         /* custom conversion  */
354 
355         printf ("Custom source translation\n");
356         ConversionTable = &CustomConversionTable;
357         break;
358 
359     case 'v':
360 
361         switch (AcpiGbl_Optarg[0])
362         {
363         case '^':  /* -v: (Version): signon already emitted, just exit */
364 
365             exit (0);
366 
367         case 'b':
368 
369             /* Verbose mode */
370 
371             Gbl_VerboseMode = TRUE;
372             break;
373 
374         case 'd':
375 
376             printf (ACPI_COMMON_BUILD_TIME);
377             return (0);
378 
379         default:
380 
381             printf ("Unknown option: -v%s\n", AcpiGbl_Optarg);
382             return (-1);
383         }
384 
385         break;
386 
387     case 'y':
388 
389         /* Batch mode */
390 
391         Gbl_BatchMode = TRUE;
392         break;
393 
394     case 'd':
395 
396         /* Leave debug statements in */
397 
398         Gbl_DebugStatementsMode = TRUE;
399         break;
400 
401     case 'q':
402 
403         /* Quiet mode */
404 
405         Gbl_QuietMode = TRUE;
406         break;
407 
408     case 'a':
409 
410         Gbl_CheckAscii = TRUE;
411         break;
412 
413     default:
414 
415         AsDisplayUsage ();
416         return (-1);
417     }
418 
419 
420     SourcePath = argv[AcpiGbl_Optind];
421     if (!SourcePath)
422     {
423         printf ("Missing source path\n");
424         AsDisplayUsage ();
425         return (-1);
426     }
427 
428     /* This option checks the entire file for printable ascii chars */
429 
430     if (Gbl_CheckAscii)
431     {
432         AsProcessOneFile (NULL, NULL, NULL, 0, SourcePath, FILE_TYPE_SOURCE);
433         return (0);
434     }
435 
436     TargetPath = argv[AcpiGbl_Optind+1];
437 
438     if (!ConversionTable)
439     {
440         /* Just generate statistics. Ignore target path */
441 
442         TargetPath = SourcePath;
443 
444         printf ("Source code statistics only\n");
445         ConversionTable = &StatsConversionTable;
446     }
447     else if (!TargetPath)
448     {
449         TargetPath = SourcePath;
450     }
451 
452     if (Gbl_DebugStatementsMode)
453     {
454         ConversionTable->SourceFunctions &= ~CVT_REMOVE_DEBUG_MACROS;
455     }
456 
457     /*
458      * Set LF only support. Note ACPI_SRC_OS_LF_ONLY indicates that newlines
459      * are represented as LF only rather than CR/LF
460      */
461     ConversionTable->Flags |= ACPI_SRC_OS_LF_ONLY;
462     Gbl_IgnoreLoneLineFeeds = ACPI_SRC_OS_LF_ONLY;
463 
464     /* Check source and target paths and files */
465 
466     if (AsExaminePaths (ConversionTable, SourcePath, TargetPath, &FileType))
467     {
468         return (-1);
469     }
470 
471     /* Source/target can be either directories or a files */
472 
473     if (FileType == S_IFDIR)
474     {
475         /* Process the directory tree */
476 
477         AsProcessTree (ConversionTable, SourcePath, TargetPath);
478     }
479     else
480     {
481         if (Gbl_CheckAscii)
482         {
483             AsProcessOneFile (NULL, NULL, NULL, 0,
484                 SourcePath, FILE_TYPE_SOURCE);
485             return (0);
486         }
487 
488         /* Process a single file */
489 
490         /* Differentiate between source and header files */
491 
492         if (strstr (SourcePath, ".h"))
493         {
494             AsProcessOneFile (ConversionTable, NULL, TargetPath, 0,
495                 SourcePath, FILE_TYPE_HEADER);
496         }
497         else if (strstr (SourcePath, ".c"))
498         {
499             AsProcessOneFile (ConversionTable, NULL, TargetPath, 0,
500                 SourcePath, FILE_TYPE_SOURCE);
501         }
502         else if (strstr (SourcePath, ".patch"))
503         {
504             AsProcessOneFile (ConversionTable, NULL, TargetPath, 0,
505                 SourcePath, FILE_TYPE_PATCH);
506         }
507         else
508         {
509             printf ("Unknown file type - %s\n", SourcePath);
510         }
511     }
512 
513     /* Always display final summary and stats */
514 
515     AsDisplayStats ();
516     return (0);
517 }
518