scmrw.cpp@ 62537

Last change on this file since 62537 was 62537, checked in by vboxsync, 8 years ago
(C) 2016
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 21.5 KB

Line
1	/* $Id: scmrw.cpp 62537 2016-07-22 19:32:06Z vboxsync $ */
2	/** @file
3	* IPRT Testcase / Tool - Source Code Massager.
4	*/
5
6	/*
7	* Copyright (C) 2010-2016 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*/
17
18
19	/*********************************************************************************************************************************
20	* Header Files *
21	*********************************************************************************************************************************/
22	#include <iprt/assert.h>
23	#include <iprt/ctype.h>
24	#include <iprt/dir.h>
25	#include <iprt/env.h>
26	#include <iprt/file.h>
27	#include <iprt/err.h>
28	#include <iprt/getopt.h>
29	#include <iprt/initterm.h>
30	#include <iprt/mem.h>
31	#include <iprt/message.h>
32	#include <iprt/param.h>
33	#include <iprt/path.h>
34	#include <iprt/process.h>
35	#include <iprt/stream.h>
36	#include <iprt/string.h>
37
38	#include "scm.h"
39
40
41	/**
42	* Worker for isBlankLine.
43	*
44	* @returns true if blank, false if not.
45	* @param pchLine Pointer to the start of the line.
46	* @param cchLine The (encoded) length of the line, excluding EOL char.
47	*/
48	static bool isBlankLineSlow(const char *pchLine, size_t cchLine)
49	{
50	/*
51	* From the end, more likely to hit a non-blank char there.
52	*/
53	while (cchLine-- > 0)
54	if (!RT_C_IS_BLANK(pchLine[cchLine]))
55	return false;
56	return true;
57	}
58
59	/**
60	* Helper for checking whether a line is blank.
61	*
62	* @returns true if blank, false if not.
63	* @param pchLine Pointer to the start of the line.
64	* @param cchLine The (encoded) length of the line, excluding EOL char.
65	*/
66	DECLINLINE(bool) isBlankLine(const char *pchLine, size_t cchLine)
67	{
68	if (cchLine == 0)
69	return true;
70	/*
71	* We're more likely to fine a non-space char at the end of the line than
72	* at the start, due to source code indentation.
73	*/
74	if (pchLine[cchLine - 1])
75	return false;
76
77	/*
78	* Don't bother inlining loop code.
79	*/
80	return isBlankLineSlow(pchLine, cchLine);
81	}
82
83
84	/**
85	* Strip trailing blanks (space & tab).
86	*
87	* @returns True if modified, false if not.
88	* @param pIn The input stream.
89	* @param pOut The output stream.
90	* @param pSettings The settings.
91	*/
92	bool rewrite_StripTrailingBlanks(PSCMRWSTATE pState, PSCMSTREAM pIn, PSCMSTREAM pOut, PCSCMSETTINGSBASE pSettings)
93	{
94	if (!pSettings->fStripTrailingBlanks)
95	return false;
96
97	bool fModified = false;
98	SCMEOL enmEol;
99	size_t cchLine;
100	const char *pchLine;
101	while ((pchLine = ScmStreamGetLine(pIn, &cchLine, &enmEol)) != NULL)
102	{
103	int rc;
104	if ( cchLine == 0
105	\|\| !RT_C_IS_BLANK(pchLine[cchLine - 1]) )
106	rc = ScmStreamPutLine(pOut, pchLine, cchLine, enmEol);
107	else
108	{
109	cchLine--;
110	while (cchLine > 0 && RT_C_IS_BLANK(pchLine[cchLine - 1]))
111	cchLine--;
112	rc = ScmStreamPutLine(pOut, pchLine, cchLine, enmEol);
113	fModified = true;
114	}
115	if (RT_FAILURE(rc))
116	return false;
117	}
118	if (fModified)
119	ScmVerbose(pState, 2, " * Stripped trailing blanks\n");
120	return fModified;
121	}
122
123	/**
124	* Expand tabs.
125	*
126	* @returns True if modified, false if not.
127	* @param pIn The input stream.
128	* @param pOut The output stream.
129	* @param pSettings The settings.
130	*/
131	bool rewrite_ExpandTabs(PSCMRWSTATE pState, PSCMSTREAM pIn, PSCMSTREAM pOut, PCSCMSETTINGSBASE pSettings)
132	{
133	if (!pSettings->fConvertTabs)
134	return false;
135
136	size_t const cchTab = pSettings->cchTab;
137	bool fModified = false;
138	SCMEOL enmEol;
139	size_t cchLine;
140	const char *pchLine;
141	while ((pchLine = ScmStreamGetLine(pIn, &cchLine, &enmEol)) != NULL)
142	{
143	int rc;
144	const char pchTab = (const char )memchr(pchLine, '\t', cchLine);
145	if (!pchTab)
146	rc = ScmStreamPutLine(pOut, pchLine, cchLine, enmEol);
147	else
148	{
149	size_t offTab = 0;
150	const char *pchChunk = pchLine;
151	for (;;)
152	{
153	size_t cchChunk = pchTab - pchChunk;
154	offTab += cchChunk;
155	ScmStreamWrite(pOut, pchChunk, cchChunk);
156
157	size_t cchToTab = cchTab - offTab % cchTab;
158	ScmStreamWrite(pOut, g_szTabSpaces, cchToTab);
159	offTab += cchToTab;
160
161	pchChunk = pchTab + 1;
162	size_t cchLeft = cchLine - (pchChunk - pchLine);
163	pchTab = (const char *)memchr(pchChunk, '\t', cchLeft);
164	if (!pchTab)
165	{
166	rc = ScmStreamPutLine(pOut, pchChunk, cchLeft, enmEol);
167	break;
168	}
169	}
170
171	fModified = true;
172	}
173	if (RT_FAILURE(rc))
174	return false;
175	}
176	if (fModified)
177	ScmVerbose(pState, 2, " * Expanded tabs\n");
178	return fModified;
179	}
180
181	/**
182	* Worker for rewrite_ForceNativeEol, rewrite_ForceLF and rewrite_ForceCRLF.
183	*
184	* @returns true if modifications were made, false if not.
185	* @param pIn The input stream.
186	* @param pOut The output stream.
187	* @param pSettings The settings.
188	* @param enmDesiredEol The desired end of line indicator type.
189	* @param pszDesiredSvnEol The desired svn:eol-style.
190	*/
191	static bool rewrite_ForceEol(PSCMRWSTATE pState, PSCMSTREAM pIn, PSCMSTREAM pOut, PCSCMSETTINGSBASE pSettings,
192	SCMEOL enmDesiredEol, const char *pszDesiredSvnEol)
193	{
194	if (!pSettings->fConvertEol)
195	return false;
196
197	bool fModified = false;
198	SCMEOL enmEol;
199	size_t cchLine;
200	const char *pchLine;
201	while ((pchLine = ScmStreamGetLine(pIn, &cchLine, &enmEol)) != NULL)
202	{
203	if ( enmEol != enmDesiredEol
204	&& enmEol != SCMEOL_NONE)
205	{
206	fModified = true;
207	enmEol = enmDesiredEol;
208	}
209	int rc = ScmStreamPutLine(pOut, pchLine, cchLine, enmEol);
210	if (RT_FAILURE(rc))
211	return false;
212	}
213	if (fModified)
214	ScmVerbose(pState, 2, " * Converted EOL markers\n");
215
216	/* Check svn:eol-style if appropriate */
217	if ( pSettings->fSetSvnEol
218	&& ScmSvnIsInWorkingCopy(pState))
219	{
220	char *pszEol;
221	int rc = ScmSvnQueryProperty(pState, "svn:eol-style", &pszEol);
222	if ( (RT_SUCCESS(rc) && strcmp(pszEol, pszDesiredSvnEol))
223	\|\| rc == VERR_NOT_FOUND)
224	{
225	if (rc == VERR_NOT_FOUND)
226	ScmVerbose(pState, 2, " * Setting svn:eol-style to %s (missing)\n", pszDesiredSvnEol);
227	else
228	ScmVerbose(pState, 2, " * Setting svn:eol-style to %s (was: %s)\n", pszDesiredSvnEol, pszEol);
229	int rc2 = ScmSvnSetProperty(pState, "svn:eol-style", pszDesiredSvnEol);
230	if (RT_FAILURE(rc2))
231	RTMsgError("ScmSvnSetProperty: %Rrc\n", rc2); /** @todo propagate the error somehow... */
232	}
233	if (RT_SUCCESS(rc))
234	RTStrFree(pszEol);
235	}
236
237	/** @todo also check the subversion svn:eol-style state! */
238	return fModified;
239	}
240
241	/**
242	* Force native end of line indicator.
243	*
244	* @returns true if modifications were made, false if not.
245	* @param pIn The input stream.
246	* @param pOut The output stream.
247	* @param pSettings The settings.
248	*/
249	bool rewrite_ForceNativeEol(PSCMRWSTATE pState, PSCMSTREAM pIn, PSCMSTREAM pOut, PCSCMSETTINGSBASE pSettings)
250	{
251	#if defined(RT_OS_WINDOWS) \|\| defined(RT_OS_OS2)
252	return rewrite_ForceEol(pState, pIn, pOut, pSettings, SCMEOL_CRLF, "native");
253	#else
254	return rewrite_ForceEol(pState, pIn, pOut, pSettings, SCMEOL_LF, "native");
255	#endif
256	}
257
258	/**
259	* Force the stream to use LF as the end of line indicator.
260	*
261	* @returns true if modifications were made, false if not.
262	* @param pIn The input stream.
263	* @param pOut The output stream.
264	* @param pSettings The settings.
265	*/
266	bool rewrite_ForceLF(PSCMRWSTATE pState, PSCMSTREAM pIn, PSCMSTREAM pOut, PCSCMSETTINGSBASE pSettings)
267	{
268	return rewrite_ForceEol(pState, pIn, pOut, pSettings, SCMEOL_LF, "LF");
269	}
270
271	/**
272	* Force the stream to use CRLF as the end of line indicator.
273	*
274	* @returns true if modifications were made, false if not.
275	* @param pIn The input stream.
276	* @param pOut The output stream.
277	* @param pSettings The settings.
278	*/
279	bool rewrite_ForceCRLF(PSCMRWSTATE pState, PSCMSTREAM pIn, PSCMSTREAM pOut, PCSCMSETTINGSBASE pSettings)
280	{
281	return rewrite_ForceEol(pState, pIn, pOut, pSettings, SCMEOL_CRLF, "CRLF");
282	}
283
284	/**
285	* Strip trailing blank lines and/or make sure there is exactly one blank line
286	* at the end of the file.
287	*
288	* @returns true if modifications were made, false if not.
289	* @param pIn The input stream.
290	* @param pOut The output stream.
291	* @param pSettings The settings.
292	*
293	* @remarks ASSUMES trailing white space has been removed already.
294	*/
295	bool rewrite_AdjustTrailingLines(PSCMRWSTATE pState, PSCMSTREAM pIn, PSCMSTREAM pOut, PCSCMSETTINGSBASE pSettings)
296	{
297	if ( !pSettings->fStripTrailingLines
298	&& !pSettings->fForceTrailingLine
299	&& !pSettings->fForceFinalEol)
300	return false;
301
302	size_t const cLines = ScmStreamCountLines(pIn);
303
304	/* Empty files remains empty. */
305	if (cLines <= 1)
306	return false;
307
308	/* Figure out if we need to adjust the number of lines or not. */
309	size_t cLinesNew = cLines;
310
311	if ( pSettings->fStripTrailingLines
312	&& ScmStreamIsWhiteLine(pIn, cLinesNew - 1))
313	{
314	while ( cLinesNew > 1
315	&& ScmStreamIsWhiteLine(pIn, cLinesNew - 2))
316	cLinesNew--;
317	}
318
319	if ( pSettings->fForceTrailingLine
320	&& !ScmStreamIsWhiteLine(pIn, cLinesNew - 1))
321	cLinesNew++;
322
323	bool fFixMissingEol = pSettings->fForceFinalEol
324	&& ScmStreamGetEolByLine(pIn, cLinesNew - 1) == SCMEOL_NONE;
325
326	if ( !fFixMissingEol
327	&& cLines == cLinesNew)
328	return false;
329
330	/* Copy the number of lines we've arrived at. */
331	ScmStreamRewindForReading(pIn);
332
333	size_t cCopied = RT_MIN(cLinesNew, cLines);
334	ScmStreamCopyLines(pOut, pIn, cCopied);
335
336	if (cCopied != cLinesNew)
337	{
338	while (cCopied++ < cLinesNew)
339	ScmStreamPutLine(pOut, "", 0, ScmStreamGetEol(pIn));
340	}
341	/* Fix missing EOL if required. */
342	else if (fFixMissingEol)
343	{
344	if (ScmStreamGetEol(pIn) == SCMEOL_LF)
345	ScmStreamWrite(pOut, "\n", 1);
346	else
347	ScmStreamWrite(pOut, "\r\n", 2);
348	}
349
350	ScmVerbose(pState, 2, " * Adjusted trailing blank lines\n");
351	return true;
352	}
353
354	/**
355	* Make sure there is no svn:executable keyword on the current file.
356	*
357	* @returns false - the state carries these kinds of changes.
358	* @param pState The rewriter state.
359	* @param pIn The input stream.
360	* @param pOut The output stream.
361	* @param pSettings The settings.
362	*/
363	bool rewrite_SvnNoExecutable(PSCMRWSTATE pState, PSCMSTREAM pIn, PSCMSTREAM pOut, PCSCMSETTINGSBASE pSettings)
364	{
365	if ( !pSettings->fSetSvnExecutable
366	\|\| !ScmSvnIsInWorkingCopy(pState))
367	return false;
368
369	int rc = ScmSvnQueryProperty(pState, "svn:executable", NULL);
370	if (RT_SUCCESS(rc))
371	{
372	ScmVerbose(pState, 2, " * removing svn:executable\n");
373	rc = ScmSvnDelProperty(pState, "svn:executable");
374	if (RT_FAILURE(rc))
375	RTMsgError("ScmSvnSetProperty: %Rrc\n", rc); /** @todo error propagation here.. */
376	}
377	return false;
378	}
379
380	/**
381	* Make sure the Id and Revision keywords are expanded.
382	*
383	* @returns false - the state carries these kinds of changes.
384	* @param pState The rewriter state.
385	* @param pIn The input stream.
386	* @param pOut The output stream.
387	* @param pSettings The settings.
388	*/
389	bool rewrite_SvnKeywords(PSCMRWSTATE pState, PSCMSTREAM pIn, PSCMSTREAM pOut, PCSCMSETTINGSBASE pSettings)
390	{
391	if ( !pSettings->fSetSvnKeywords
392	\|\| !ScmSvnIsInWorkingCopy(pState))
393	return false;
394
395	char *pszKeywords;
396	int rc = ScmSvnQueryProperty(pState, "svn:keywords", &pszKeywords);
397	if ( RT_SUCCESS(rc)
398	&& ( !strstr(pszKeywords, "Id") /** @todo need some function for finding a word in a string. */
399	\|\| !strstr(pszKeywords, "Revision")) )
400	{
401	if (!strstr(pszKeywords, "Id") && !strstr(pszKeywords, "Revision"))
402	rc = RTStrAAppend(&pszKeywords, " Id Revision");
403	else if (!strstr(pszKeywords, "Id"))
404	rc = RTStrAAppend(&pszKeywords, " Id");
405	else
406	rc = RTStrAAppend(&pszKeywords, " Revision");
407	if (RT_SUCCESS(rc))
408	{
409	ScmVerbose(pState, 2, " * changing svn:keywords to '%s'\n", pszKeywords);
410	rc = ScmSvnSetProperty(pState, "svn:keywords", pszKeywords);
411	if (RT_FAILURE(rc))
412	RTMsgError("ScmSvnSetProperty: %Rrc\n", rc); /** @todo error propagation here.. */
413	}
414	else
415	RTMsgError("RTStrAppend: %Rrc\n", rc); /** @todo error propagation here.. */
416	RTStrFree(pszKeywords);
417	}
418	else if (rc == VERR_NOT_FOUND)
419	{
420	ScmVerbose(pState, 2, " * setting svn:keywords to 'Id Revision'\n");
421	rc = ScmSvnSetProperty(pState, "svn:keywords", "Id Revision");
422	if (RT_FAILURE(rc))
423	RTMsgError("ScmSvnSetProperty: %Rrc\n", rc); /** @todo error propagation here.. */
424	}
425	else if (RT_SUCCESS(rc))
426	RTStrFree(pszKeywords);
427
428	return false;
429	}
430
431	/**
432	* Makefile.kup are empty files, enforce this.
433	*
434	* @returns true if modifications were made, false if not.
435	* @param pIn The input stream.
436	* @param pOut The output stream.
437	* @param pSettings The settings.
438	*/
439	bool rewrite_Makefile_kup(PSCMRWSTATE pState, PSCMSTREAM pIn, PSCMSTREAM pOut, PCSCMSETTINGSBASE pSettings)
440	{
441	/* These files should be zero bytes. */
442	if (pIn->cb == 0)
443	return false;
444	ScmVerbose(pState, 2, " * Truncated file to zero bytes\n");
445	return true;
446	}
447
448	/**
449	* Rewrite a kBuild makefile.
450	*
451	* @returns true if modifications were made, false if not.
452	* @param pIn The input stream.
453	* @param pOut The output stream.
454	* @param pSettings The settings.
455	*
456	* @todo
457	*
458	* Ideas for Makefile.kmk and Config.kmk:
459	* - sort if1of/ifn1of sets.
460	* - line continuation slashes should only be preceded by one space.
461	*/
462	bool rewrite_Makefile_kmk(PSCMRWSTATE pState, PSCMSTREAM pIn, PSCMSTREAM pOut, PCSCMSETTINGSBASE pSettings)
463	{
464	return false;
465	}
466
467
468	static bool isFlowerBoxSectionMarker(PSCMSTREAM pIn, const char *pchLine, size_t cchLine,
469	const char *ppchText, size_t pcchText)
470	{
471	*ppchText = NULL;
472	*pcchText = 0;
473
474	/*
475	* The first line.
476	*/
477	if (pchLine[0] != '/')
478	return false;
479	size_t offLine = 1;
480	while (offLine < cchLine && pchLine[offLine] == '*')
481	offLine++;
482	if (offLine < 20) /* (Code below depend on a reasonable minimum here.) */
483	return false;
484	while (offLine < cchLine && RT_C_IS_BLANK(pchLine[offLine]))
485	offLine++;
486	if (offLine != cchLine)
487	return false;
488
489	size_t const cchBox = cchLine;
490
491	/*
492	* The next line, extracting the text.
493	*/
494	SCMEOL enmEol;
495	pchLine = ScmStreamGetLine(pIn, &cchLine, &enmEol);
496	if (cchLine < cchBox - 3)
497	return false;
498
499	offLine = 0;
500	if (RT_C_IS_BLANK(pchLine[0]))
501	offLine = RT_C_IS_BLANK(pchLine[1]) ? 2 : 1;
502
503	if (pchLine[offLine] != '*')
504	return false;
505	offLine++;
506
507	if (!RT_C_IS_BLANK(pchLine[offLine + 1]))
508	return false;
509	offLine++;
510
511	while (offLine < cchLine && RT_C_IS_BLANK(pchLine[offLine]))
512	offLine++;
513	if (offLine >= cchLine)
514	return false;
515	if (!RT_C_IS_UPPER(pchLine[offLine]))
516	return false;
517
518	*ppchText = &pchLine[offLine];
519	size_t const offText = offLine;
520
521	/* From the end now. */
522	offLine = cchLine - 1;
523	while (RT_C_IS_BLANK(pchLine[offLine]))
524	offLine--;
525
526	if (pchLine[offLine] != '*')
527	return false;
528	offLine--;
529	if (!RT_C_IS_BLANK(pchLine[offLine]))
530	return false;
531	offLine--;
532	while (RT_C_IS_BLANK(pchLine[offLine]))
533	offLine--;
534	*pcchText = offLine - offText + 1;
535
536	/*
537	* Third line closes the box.
538	*/
539	pchLine = ScmStreamGetLine(pIn, &cchLine, &enmEol);
540	if (cchLine < cchBox - 3)
541	return false;
542
543	offLine = 0;
544	if (RT_C_IS_BLANK(pchLine[0]))
545	offLine = RT_C_IS_BLANK(pchLine[1]) ? 2 : 1;
546	while (offLine < cchLine && pchLine[offLine] == '*')
547	offLine++;
548	if (offLine < cchBox - 4)
549	return false;
550
551	if (pchLine[offLine] != '/')
552	return false;
553	offLine++;
554
555	while (offLine < cchLine && RT_C_IS_BLANK(pchLine[offLine]))
556	offLine++;
557	if (offLine != cchLine)
558	return false;
559
560	return true;
561	}
562
563
564	/**
565	* Flower box marker comments in C and C++ code.
566	*
567	* @returns true if modifications were made, false if not.
568	* @param pIn The input stream.
569	* @param pOut The output stream.
570	* @param pSettings The settings.
571	*/
572	bool rewrite_FixFlowerBoxMarkers(PSCMRWSTATE pState, PSCMSTREAM pIn, PSCMSTREAM pOut, PCSCMSETTINGSBASE pSettings)
573	{
574	if (!pSettings->fFixFlowerBoxMarkers)
575	return false;
576
577	/*
578	* Work thru the file line by line looking for flower box markers.
579	*/
580	size_t cChanges = 0;
581	size_t cBlankLines = 0;
582	SCMEOL enmEol;
583	size_t cchLine;
584	const char *pchLine;
585	while ((pchLine = ScmStreamGetLine(pIn, &cchLine, &enmEol)) != NULL)
586	{
587	/*
588	* Get a likely match for a first line.
589	*/
590	if ( pchLine[0] == '/'
591	&& cchLine > 20
592	&& pchLine[1] == '*'
593	&& pchLine[2] == '*'
594	&& pchLine[3] == '*')
595	{
596	size_t const offSaved = ScmStreamTell(pIn);
597	char const *pchText;
598	size_t cchText;
599	if (isFlowerBoxSectionMarker(pIn, pchLine, cchLine, &pchText, &cchText))
600	{
601	while (cBlankLines < pSettings->cMinBlankLinesBeforeFlowerBoxMakers)
602	{
603	ScmStreamPutEol(pOut, enmEol);
604	cBlankLines++;
605	}
606
607	ScmStreamPutCh(pOut, '/');
608	ScmStreamWrite(pOut, g_szAsterisks, pSettings->cchWidth - 1);
609	ScmStreamPutEol(pOut, enmEol);
610
611	static const char s_szLead[] = "* ";
612	ScmStreamWrite(pOut, s_szLead, sizeof(s_szLead) - 1);
613	ScmStreamWrite(pOut, pchText, cchText);
614	size_t offCurPlus1 = sizeof(s_szLead) - 1 + cchText + 1;
615	ScmStreamWrite(pOut, g_szSpaces, offCurPlus1 < pSettings->cchWidth ? pSettings->cchWidth - offCurPlus1 : 1);
616	ScmStreamPutCh(pOut, '*');
617	ScmStreamPutEol(pOut, enmEol);
618
619	ScmStreamWrite(pOut, g_szAsterisks, pSettings->cchWidth - 1);
620	ScmStreamPutCh(pOut, '/');
621	ScmStreamPutEol(pOut, enmEol);
622
623	cChanges++;
624	cBlankLines = 0;
625	continue;
626	}
627
628	int rc = ScmStreamSeekAbsolute(pIn, offSaved);
629	if (RT_FAILURE(rc))
630	return false;
631	}
632
633	int rc = ScmStreamPutLine(pOut, pchLine, cchLine, enmEol);
634	if (RT_FAILURE(rc))
635	return false;
636
637	/* Do blank line accounting so we can ensure at least two blank lines
638	before each section marker. */
639	if (!isBlankLine(pchLine, cchLine))
640	cBlankLines = 0;
641	else
642	cBlankLines++;
643	}
644	if (cChanges > 0)
645	ScmVerbose(pState, 2, " * Converted %zu flower boxer markers\n", cChanges);
646	return cChanges != 0;
647	}
648
649	/**
650	* Rewrite a C/C++ source or header file.
651	*
652	* @returns true if modifications were made, false if not.
653	* @param pIn The input stream.
654	* @param pOut The output stream.
655	* @param pSettings The settings.
656	*
657	* @todo
658	*
659	* Ideas for C/C++:
660	* - space after if, while, for, switch
661	* - spaces in for (i=0;i<x;i++)
662	* - complex conditional, bird style.
663	* - remove unnecessary parentheses.
664	* - sort defined RT_OS_*\|\| and RT_ARCH
665	* - sizeof without parenthesis.
666	* - defined without parenthesis.
667	* - trailing spaces.
668	* - parameter indentation.
669	* - space after comma.
670	* - while (x--); -> multi line + comment.
671	* - else statement;
672	* - space between function and left parenthesis.
673	* - TODO, XXX, @todo cleanup.
674	* - Space before/after '*'.
675	* - ensure new line at end of file.
676	* - Indentation of precompiler statements (#ifdef, #defines).
677	* - space between functions.
678	* - string.h -> iprt/string.h, stdarg.h -> iprt/stdarg.h, etc.
679	*/
680	bool rewrite_C_and_CPP(PSCMRWSTATE pState, PSCMSTREAM pIn, PSCMSTREAM pOut, PCSCMSETTINGSBASE pSettings)
681	{
682
683	return false;
684	}
685

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source: vbox/trunk/src/bldprogs/scmrw.cpp@ 62537

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