scm.cpp@ 58997

Last change on this file since 58997 was 57369, checked in by vboxsync, 9 years ago
scm: better help
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1	/* $Id: scm.cpp 57369 2015-08-14 18:18:57Z vboxsync $ */
2	/** @file
3	* IPRT Testcase / Tool - Source Code Massager.
4	*/
5
6	/*
7	* Copyright (C) 2010-2015 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	#include "scmdiff.h"
40
41
42	/*********************************************************************************************************************************
43	* Defined Constants And Macros *
44	*********************************************************************************************************************************/
45	/** The name of the settings files. */
46	#define SCM_SETTINGS_FILENAME ".scm-settings"
47
48
49	/*********************************************************************************************************************************
50	* Structures and Typedefs *
51	*********************************************************************************************************************************/
52
53	/**
54	* Option identifiers.
55	*
56	* @note The first chunk, down to SCMOPT_TAB_SIZE, are alternately set &
57	* clear. So, the option setting a flag (boolean) will have an even
58	* number and the one clearing it will have an odd number.
59	* @note Down to SCMOPT_LAST_SETTINGS corresponds exactly to SCMSETTINGSBASE.
60	*/
61	typedef enum SCMOPT
62	{
63	SCMOPT_CONVERT_EOL = 10000,
64	SCMOPT_NO_CONVERT_EOL,
65	SCMOPT_CONVERT_TABS,
66	SCMOPT_NO_CONVERT_TABS,
67	SCMOPT_FORCE_FINAL_EOL,
68	SCMOPT_NO_FORCE_FINAL_EOL,
69	SCMOPT_FORCE_TRAILING_LINE,
70	SCMOPT_NO_FORCE_TRAILING_LINE,
71	SCMOPT_STRIP_TRAILING_BLANKS,
72	SCMOPT_NO_STRIP_TRAILING_BLANKS,
73	SCMOPT_STRIP_TRAILING_LINES,
74	SCMOPT_NO_STRIP_TRAILING_LINES,
75	SCMOPT_FIX_FLOWER_BOX_MARKERS,
76	SCMOPT_NO_FIX_FLOWER_BOX_MARKERS,
77	SCMOPT_MIN_BLANK_LINES_BEFORE_FLOWER_BOX_MARKERS,
78	SCMOPT_ONLY_SVN_DIRS,
79	SCMOPT_NOT_ONLY_SVN_DIRS,
80	SCMOPT_ONLY_SVN_FILES,
81	SCMOPT_NOT_ONLY_SVN_FILES,
82	SCMOPT_SET_SVN_EOL,
83	SCMOPT_DONT_SET_SVN_EOL,
84	SCMOPT_SET_SVN_EXECUTABLE,
85	SCMOPT_DONT_SET_SVN_EXECUTABLE,
86	SCMOPT_SET_SVN_KEYWORDS,
87	SCMOPT_DONT_SET_SVN_KEYWORDS,
88	SCMOPT_TAB_SIZE,
89	SCMOPT_WIDTH,
90	SCMOPT_FILTER_OUT_DIRS,
91	SCMOPT_FILTER_FILES,
92	SCMOPT_FILTER_OUT_FILES,
93	SCMOPT_LAST_SETTINGS = SCMOPT_FILTER_OUT_FILES,
94	//
95	SCMOPT_DIFF_IGNORE_EOL,
96	SCMOPT_DIFF_NO_IGNORE_EOL,
97	SCMOPT_DIFF_IGNORE_SPACE,
98	SCMOPT_DIFF_NO_IGNORE_SPACE,
99	SCMOPT_DIFF_IGNORE_LEADING_SPACE,
100	SCMOPT_DIFF_NO_IGNORE_LEADING_SPACE,
101	SCMOPT_DIFF_IGNORE_TRAILING_SPACE,
102	SCMOPT_DIFF_NO_IGNORE_TRAILING_SPACE,
103	SCMOPT_DIFF_SPECIAL_CHARS,
104	SCMOPT_DIFF_NO_SPECIAL_CHARS,
105	SCMOPT_END
106	} SCMOPT;
107
108
109	/*********************************************************************************************************************************
110	* Global Variables *
111	*********************************************************************************************************************************/
112	const char g_szTabSpaces[16+1] = " ";
113	const char g_szAsterisks[255+1] =
114	"****************************************************************************************************"
115	"****************************************************************************************************"
116	"*******************************************************";
117	const char g_szSpaces[255+1] =
118	" "
119	" "
120	" ";
121	static const char g_szProgName[] = "scm";
122	static const char *g_pszChangedSuff = "";
123	static bool g_fDryRun = true;
124	static bool g_fDiffSpecialChars = true;
125	static bool g_fDiffIgnoreEol = false;
126	static bool g_fDiffIgnoreLeadingWS = false;
127	static bool g_fDiffIgnoreTrailingWS = false;
128	static int g_iVerbosity = 2;//99; //0;
129
130	/** The global settings. */
131	static SCMSETTINGSBASE const g_Defaults =
132	{
133	/* .fConvertEol = */ true,
134	/* .fConvertTabs = */ true,
135	/* .fForceFinalEol = */ true,
136	/* .fForceTrailingLine = */ false,
137	/* .fStripTrailingBlanks = */ true,
138	/* .fStripTrailingLines = */ true,
139	/* .fFixFlowerBoxMarkers = */ true,
140	/* .cMinBlankLinesBeforeFlowerBoxMakers = */ 2,
141	/* .fOnlySvnFiles = */ false,
142	/* .fOnlySvnDirs = */ false,
143	/* .fSetSvnEol = */ false,
144	/* .fSetSvnExecutable = */ false,
145	/* .fSetSvnKeywords = */ false,
146	/* .cchTab = */ 8,
147	/* .cchWidth = */ 130,
148	/* .pszFilterFiles = / (char )"",
149	/* .pszFilterOutFiles = / (char )".exe\|.com\|20--*.log",
150	/* .pszFilterOutDirs = / (char )".svn\|.hg\|.git\|CVS",
151	};
152
153	/** Option definitions for the base settings. */
154	static RTGETOPTDEF g_aScmOpts[] =
155	{
156	{ "--convert-eol", SCMOPT_CONVERT_EOL, RTGETOPT_REQ_NOTHING },
157	{ "--no-convert-eol", SCMOPT_NO_CONVERT_EOL, RTGETOPT_REQ_NOTHING },
158	{ "--convert-tabs", SCMOPT_CONVERT_TABS, RTGETOPT_REQ_NOTHING },
159	{ "--no-convert-tabs", SCMOPT_NO_CONVERT_TABS, RTGETOPT_REQ_NOTHING },
160	{ "--force-final-eol", SCMOPT_FORCE_FINAL_EOL, RTGETOPT_REQ_NOTHING },
161	{ "--no-force-final-eol", SCMOPT_NO_FORCE_FINAL_EOL, RTGETOPT_REQ_NOTHING },
162	{ "--force-trailing-line", SCMOPT_FORCE_TRAILING_LINE, RTGETOPT_REQ_NOTHING },
163	{ "--no-force-trailing-line", SCMOPT_NO_FORCE_TRAILING_LINE, RTGETOPT_REQ_NOTHING },
164	{ "--strip-trailing-blanks", SCMOPT_STRIP_TRAILING_BLANKS, RTGETOPT_REQ_NOTHING },
165	{ "--no-strip-trailing-blanks", SCMOPT_NO_STRIP_TRAILING_BLANKS, RTGETOPT_REQ_NOTHING },
166	{ "--strip-trailing-lines", SCMOPT_STRIP_TRAILING_LINES, RTGETOPT_REQ_NOTHING },
167	{ "--strip-no-trailing-lines", SCMOPT_NO_STRIP_TRAILING_LINES, RTGETOPT_REQ_NOTHING },
168	{ "--min-blank-lines-before-flower-box-makers", SCMOPT_FIX_FLOWER_BOX_MARKERS, RTGETOPT_REQ_UINT8 },
169	{ "--fix-flower-box-markers", SCMOPT_FIX_FLOWER_BOX_MARKERS, RTGETOPT_REQ_NOTHING },
170	{ "--no-fix-flower-box-markers", SCMOPT_NO_FIX_FLOWER_BOX_MARKERS, RTGETOPT_REQ_NOTHING },
171	{ "--only-svn-dirs", SCMOPT_ONLY_SVN_DIRS, RTGETOPT_REQ_NOTHING },
172	{ "--not-only-svn-dirs", SCMOPT_NOT_ONLY_SVN_DIRS, RTGETOPT_REQ_NOTHING },
173	{ "--only-svn-files", SCMOPT_ONLY_SVN_FILES, RTGETOPT_REQ_NOTHING },
174	{ "--not-only-svn-files", SCMOPT_NOT_ONLY_SVN_FILES, RTGETOPT_REQ_NOTHING },
175	{ "--set-svn-eol", SCMOPT_SET_SVN_EOL, RTGETOPT_REQ_NOTHING },
176	{ "--dont-set-svn-eol", SCMOPT_DONT_SET_SVN_EOL, RTGETOPT_REQ_NOTHING },
177	{ "--set-svn-executable", SCMOPT_SET_SVN_EXECUTABLE, RTGETOPT_REQ_NOTHING },
178	{ "--dont-set-svn-executable", SCMOPT_DONT_SET_SVN_EXECUTABLE, RTGETOPT_REQ_NOTHING },
179	{ "--set-svn-keywords", SCMOPT_SET_SVN_KEYWORDS, RTGETOPT_REQ_NOTHING },
180	{ "--dont-set-svn-keywords", SCMOPT_DONT_SET_SVN_KEYWORDS, RTGETOPT_REQ_NOTHING },
181	{ "--tab-size", SCMOPT_TAB_SIZE, RTGETOPT_REQ_UINT8 },
182	{ "--width", SCMOPT_WIDTH, RTGETOPT_REQ_UINT8 },
183	{ "--filter-out-dirs", SCMOPT_FILTER_OUT_DIRS, RTGETOPT_REQ_STRING },
184	{ "--filter-files", SCMOPT_FILTER_FILES, RTGETOPT_REQ_STRING },
185	{ "--filter-out-files", SCMOPT_FILTER_OUT_FILES, RTGETOPT_REQ_STRING },
186	};
187
188	/** Consider files matching the following patterns (base names only). */
189	static const char *g_pszFileFilter = NULL;
190
191	static PFNSCMREWRITER const g_aRewritersFor_Makefile_kup[] =
192	{
193	rewrite_SvnNoExecutable,
194	rewrite_Makefile_kup
195	};
196
197	static PFNSCMREWRITER const g_aRewritersFor_Makefile_kmk[] =
198	{
199	rewrite_ForceNativeEol,
200	rewrite_StripTrailingBlanks,
201	rewrite_AdjustTrailingLines,
202	rewrite_SvnNoExecutable,
203	rewrite_SvnKeywords,
204	rewrite_Makefile_kmk
205	};
206
207	static PFNSCMREWRITER const g_aRewritersFor_C_and_CPP[] =
208	{
209	rewrite_ForceNativeEol,
210	rewrite_ExpandTabs,
211	rewrite_StripTrailingBlanks,
212	rewrite_AdjustTrailingLines,
213	rewrite_SvnNoExecutable,
214	rewrite_SvnKeywords,
215	rewrite_FixFlowerBoxMarkers,
216	rewrite_C_and_CPP
217	};
218
219	static PFNSCMREWRITER const g_aRewritersFor_H_and_HPP[] =
220	{
221	rewrite_ForceNativeEol,
222	rewrite_ExpandTabs,
223	rewrite_StripTrailingBlanks,
224	rewrite_AdjustTrailingLines,
225	rewrite_SvnNoExecutable,
226	rewrite_C_and_CPP
227	};
228
229	static PFNSCMREWRITER const g_aRewritersFor_RC[] =
230	{
231	rewrite_ForceNativeEol,
232	rewrite_ExpandTabs,
233	rewrite_StripTrailingBlanks,
234	rewrite_AdjustTrailingLines,
235	rewrite_SvnNoExecutable,
236	rewrite_SvnKeywords
237	};
238
239	static PFNSCMREWRITER const g_aRewritersFor_DEF[] =
240	{
241	rewrite_ForceNativeEol,
242	rewrite_ExpandTabs,
243	rewrite_StripTrailingBlanks,
244	rewrite_AdjustTrailingLines,
245	rewrite_SvnNoExecutable,
246	rewrite_SvnKeywords
247	};
248
249	static PFNSCMREWRITER const g_aRewritersFor_ShellScripts[] =
250	{
251	rewrite_ForceLF,
252	rewrite_ExpandTabs,
253	rewrite_StripTrailingBlanks
254	};
255
256	static PFNSCMREWRITER const g_aRewritersFor_BatchFiles[] =
257	{
258	rewrite_ForceCRLF,
259	rewrite_ExpandTabs,
260	rewrite_StripTrailingBlanks
261	};
262
263	static PFNSCMREWRITER const g_aRewritersFor_SedScripts[] =
264	{
265	rewrite_ForceLF,
266	rewrite_ExpandTabs,
267	rewrite_StripTrailingBlanks
268	};
269
270	static PFNSCMREWRITER const g_aRewritersFor_Python[] =
271	{
272	/** @todo rewrite_ForceLFIfExecutable */
273	rewrite_ExpandTabs,
274	rewrite_StripTrailingBlanks,
275	rewrite_AdjustTrailingLines,
276	rewrite_SvnKeywords
277	};
278
279
280	static SCMCFGENTRY const g_aConfigs[] =
281	{
282	{ RT_ELEMENTS(g_aRewritersFor_Makefile_kup), &g_aRewritersFor_Makefile_kup[0], "Makefile.kup" },
283	{ RT_ELEMENTS(g_aRewritersFor_Makefile_kmk), &g_aRewritersFor_Makefile_kmk[0], "Makefile.kmk\|Config.kmk" },
284	{ RT_ELEMENTS(g_aRewritersFor_C_and_CPP), &g_aRewritersFor_C_and_CPP[0], ".c\|.cpp\|.C\|.CPP\|.cxx\|.cc\|.m\|.mm" },
285	{ RT_ELEMENTS(g_aRewritersFor_H_and_HPP), &g_aRewritersFor_H_and_HPP[0], ".h\|.hpp" },
286	{ RT_ELEMENTS(g_aRewritersFor_RC), &g_aRewritersFor_RC[0], "*.rc" },
287	{ RT_ELEMENTS(g_aRewritersFor_DEF), &g_aRewritersFor_DEF[0], "*.def" },
288	{ RT_ELEMENTS(g_aRewritersFor_ShellScripts), &g_aRewritersFor_ShellScripts[0], "*.sh\|configure" },
289	{ RT_ELEMENTS(g_aRewritersFor_BatchFiles), &g_aRewritersFor_BatchFiles[0], ".bat\|.cmd\|.btm\|.vbs\|*.ps1" },
290	{ RT_ELEMENTS(g_aRewritersFor_SedScripts), &g_aRewritersFor_SedScripts[0], "*.sed" },
291	{ RT_ELEMENTS(g_aRewritersFor_Python), &g_aRewritersFor_Python[0], "*.py" },
292	};
293
294
295
296	/* -=-=-=-=-=- settings -=-=-=-=-=- */
297
298
299	/**
300	* Init a settings structure with settings from @a pSrc.
301	*
302	* @returns IPRT status code
303	* @param pSettings The settings.
304	* @param pSrc The source settings.
305	*/
306	static int scmSettingsBaseInitAndCopy(PSCMSETTINGSBASE pSettings, PCSCMSETTINGSBASE pSrc)
307	{
308	pSettings = pSrc;
309
310	int rc = RTStrDupEx(&pSettings->pszFilterFiles, pSrc->pszFilterFiles);
311	if (RT_SUCCESS(rc))
312	{
313	rc = RTStrDupEx(&pSettings->pszFilterOutFiles, pSrc->pszFilterOutFiles);
314	if (RT_SUCCESS(rc))
315	{
316	rc = RTStrDupEx(&pSettings->pszFilterOutDirs, pSrc->pszFilterOutDirs);
317	if (RT_SUCCESS(rc))
318	return VINF_SUCCESS;
319
320	RTStrFree(pSettings->pszFilterOutFiles);
321	}
322	RTStrFree(pSettings->pszFilterFiles);
323	}
324
325	pSettings->pszFilterFiles = NULL;
326	pSettings->pszFilterOutFiles = NULL;
327	pSettings->pszFilterOutDirs = NULL;
328	return rc;
329	}
330
331	/**
332	* Init a settings structure.
333	*
334	* @returns IPRT status code
335	* @param pSettings The settings.
336	*/
337	static int scmSettingsBaseInit(PSCMSETTINGSBASE pSettings)
338	{
339	return scmSettingsBaseInitAndCopy(pSettings, &g_Defaults);
340	}
341
342	/**
343	* Deletes the settings, i.e. free any dynamically allocated content.
344	*
345	* @param pSettings The settings.
346	*/
347	static void scmSettingsBaseDelete(PSCMSETTINGSBASE pSettings)
348	{
349	if (pSettings)
350	{
351	Assert(pSettings->cchTab != UINT8_MAX);
352	pSettings->cchTab = UINT8_MAX;
353
354	RTStrFree(pSettings->pszFilterFiles);
355	pSettings->pszFilterFiles = NULL;
356
357	RTStrFree(pSettings->pszFilterOutFiles);
358	pSettings->pszFilterOutFiles = NULL;
359
360	RTStrFree(pSettings->pszFilterOutDirs);
361	pSettings->pszFilterOutDirs = NULL;
362	}
363	}
364
365
366	/**
367	* Processes a RTGetOpt result.
368	*
369	* @retval VINF_SUCCESS if handled.
370	* @retval VERR_OUT_OF_RANGE if the option value was out of range.
371	* @retval VERR_GETOPT_UNKNOWN_OPTION if the option was not recognized.
372	*
373	* @param pSettings The settings to change.
374	* @param rc The RTGetOpt return value.
375	* @param pValueUnion The RTGetOpt value union.
376	*/
377	static int scmSettingsBaseHandleOpt(PSCMSETTINGSBASE pSettings, int rc, PRTGETOPTUNION pValueUnion)
378	{
379	switch (rc)
380	{
381	case SCMOPT_CONVERT_EOL:
382	pSettings->fConvertEol = true;
383	return VINF_SUCCESS;
384	case SCMOPT_NO_CONVERT_EOL:
385	pSettings->fConvertEol = false;
386	return VINF_SUCCESS;
387
388	case SCMOPT_CONVERT_TABS:
389	pSettings->fConvertTabs = true;
390	return VINF_SUCCESS;
391	case SCMOPT_NO_CONVERT_TABS:
392	pSettings->fConvertTabs = false;
393	return VINF_SUCCESS;
394
395	case SCMOPT_FORCE_FINAL_EOL:
396	pSettings->fForceFinalEol = true;
397	return VINF_SUCCESS;
398	case SCMOPT_NO_FORCE_FINAL_EOL:
399	pSettings->fForceFinalEol = false;
400	return VINF_SUCCESS;
401
402	case SCMOPT_FORCE_TRAILING_LINE:
403	pSettings->fForceTrailingLine = true;
404	return VINF_SUCCESS;
405	case SCMOPT_NO_FORCE_TRAILING_LINE:
406	pSettings->fForceTrailingLine = false;
407	return VINF_SUCCESS;
408
409
410	case SCMOPT_STRIP_TRAILING_BLANKS:
411	pSettings->fStripTrailingBlanks = true;
412	return VINF_SUCCESS;
413	case SCMOPT_NO_STRIP_TRAILING_BLANKS:
414	pSettings->fStripTrailingBlanks = false;
415	return VINF_SUCCESS;
416
417	case SCMOPT_MIN_BLANK_LINES_BEFORE_FLOWER_BOX_MARKERS:
418	pSettings->cMinBlankLinesBeforeFlowerBoxMakers = pValueUnion->u8;
419	return VINF_SUCCESS;
420
421
422	case SCMOPT_STRIP_TRAILING_LINES:
423	pSettings->fStripTrailingLines = true;
424	return VINF_SUCCESS;
425	case SCMOPT_NO_STRIP_TRAILING_LINES:
426	pSettings->fStripTrailingLines = false;
427	return VINF_SUCCESS;
428
429	case SCMOPT_FIX_FLOWER_BOX_MARKERS:
430	pSettings->fFixFlowerBoxMarkers = true;
431	return VINF_SUCCESS;
432	case SCMOPT_NO_FIX_FLOWER_BOX_MARKERS:
433	pSettings->fFixFlowerBoxMarkers = false;
434	return VINF_SUCCESS;
435
436	case SCMOPT_ONLY_SVN_DIRS:
437	pSettings->fOnlySvnDirs = true;
438	return VINF_SUCCESS;
439	case SCMOPT_NOT_ONLY_SVN_DIRS:
440	pSettings->fOnlySvnDirs = false;
441	return VINF_SUCCESS;
442
443	case SCMOPT_ONLY_SVN_FILES:
444	pSettings->fOnlySvnFiles = true;
445	return VINF_SUCCESS;
446	case SCMOPT_NOT_ONLY_SVN_FILES:
447	pSettings->fOnlySvnFiles = false;
448	return VINF_SUCCESS;
449
450	case SCMOPT_SET_SVN_EOL:
451	pSettings->fSetSvnEol = true;
452	return VINF_SUCCESS;
453	case SCMOPT_DONT_SET_SVN_EOL:
454	pSettings->fSetSvnEol = false;
455	return VINF_SUCCESS;
456
457	case SCMOPT_SET_SVN_EXECUTABLE:
458	pSettings->fSetSvnExecutable = true;
459	return VINF_SUCCESS;
460	case SCMOPT_DONT_SET_SVN_EXECUTABLE:
461	pSettings->fSetSvnExecutable = false;
462	return VINF_SUCCESS;
463
464	case SCMOPT_SET_SVN_KEYWORDS:
465	pSettings->fSetSvnKeywords = true;
466	return VINF_SUCCESS;
467	case SCMOPT_DONT_SET_SVN_KEYWORDS:
468	pSettings->fSetSvnKeywords = false;
469	return VINF_SUCCESS;
470
471	case SCMOPT_TAB_SIZE:
472	if ( pValueUnion->u8 < 1
473	\|\| pValueUnion->u8 >= RT_ELEMENTS(g_szTabSpaces))
474	{
475	RTMsgError("Invalid tab size: %u - must be in {1..%u}\n",
476	pValueUnion->u8, RT_ELEMENTS(g_szTabSpaces) - 1);
477	return VERR_OUT_OF_RANGE;
478	}
479	pSettings->cchTab = pValueUnion->u8;
480	return VINF_SUCCESS;
481
482	case SCMOPT_WIDTH:
483	if (pValueUnion->u8 < 20 \|\| pValueUnion->u8 > 200)
484	{
485	RTMsgError("Invalid width size: %u - must be in {20..200} range\n", pValueUnion->u8);
486	return VERR_OUT_OF_RANGE;
487	}
488	pSettings->cchWidth = pValueUnion->u8;
489	return VINF_SUCCESS;
490
491	case SCMOPT_FILTER_OUT_DIRS:
492	case SCMOPT_FILTER_FILES:
493	case SCMOPT_FILTER_OUT_FILES:
494	{
495	char **ppsz = NULL;
496	switch (rc)
497	{
498	case SCMOPT_FILTER_OUT_DIRS: ppsz = &pSettings->pszFilterOutDirs; break;
499	case SCMOPT_FILTER_FILES: ppsz = &pSettings->pszFilterFiles; break;
500	case SCMOPT_FILTER_OUT_FILES: ppsz = &pSettings->pszFilterOutFiles; break;
501	}
502
503	/*
504	* An empty string zaps the current list.
505	*/
506	if (!*pValueUnion->psz)
507	return RTStrATruncate(ppsz, 0);
508
509	/*
510	* Non-empty strings are appended to the pattern list.
511	*
512	* Strip leading and trailing pattern separators before attempting
513	* to append it. If it's just separators, don't do anything.
514	*/
515	const char *pszSrc = pValueUnion->psz;
516	while (*pszSrc == '\|')
517	pszSrc++;
518	size_t cchSrc = strlen(pszSrc);
519	while (cchSrc > 0 && pszSrc[cchSrc - 1] == '\|')
520	cchSrc--;
521	if (!cchSrc)
522	return VINF_SUCCESS;
523
524	return RTStrAAppendExN(ppsz, 2,
525	"\|", ppsz && *ppsz ? (size_t)1 : (size_t)0,
526	pszSrc, cchSrc);
527	}
528
529	default:
530	return VERR_GETOPT_UNKNOWN_OPTION;
531	}
532	}
533
534	/**
535	* Parses an option string.
536	*
537	* @returns IPRT status code.
538	* @param pBase The base settings structure to apply the options
539	* to.
540	* @param pszOptions The options to parse.
541	*/
542	static int scmSettingsBaseParseString(PSCMSETTINGSBASE pBase, const char *pszLine)
543	{
544	int cArgs;
545	char **papszArgs;
546	int rc = RTGetOptArgvFromString(&papszArgs, &cArgs, pszLine, RTGETOPTARGV_CNV_QUOTE_BOURNE_SH, NULL);
547	if (RT_SUCCESS(rc))
548	{
549	RTGETOPTUNION ValueUnion;
550	RTGETOPTSTATE GetOptState;
551	rc = RTGetOptInit(&GetOptState, cArgs, papszArgs, &g_aScmOpts[0], RT_ELEMENTS(g_aScmOpts), 0, 0 /fFlags/);
552	if (RT_SUCCESS(rc))
553	{
554	while ((rc = RTGetOpt(&GetOptState, &ValueUnion)) != 0)
555	{
556	rc = scmSettingsBaseHandleOpt(pBase, rc, &ValueUnion);
557	if (RT_FAILURE(rc))
558	break;
559	}
560	}
561	RTGetOptArgvFree(papszArgs);
562	}
563
564	return rc;
565	}
566
567	/**
568	* Parses an unterminated option string.
569	*
570	* @returns IPRT status code.
571	* @param pBase The base settings structure to apply the options
572	* to.
573	* @param pchLine The line.
574	* @param cchLine The line length.
575	*/
576	static int scmSettingsBaseParseStringN(PSCMSETTINGSBASE pBase, const char *pchLine, size_t cchLine)
577	{
578	char *pszLine = RTStrDupN(pchLine, cchLine);
579	if (!pszLine)
580	return VERR_NO_MEMORY;
581	int rc = scmSettingsBaseParseString(pBase, pszLine);
582	RTStrFree(pszLine);
583	return rc;
584	}
585
586	/**
587	* Verifies the options string.
588	*
589	* @returns IPRT status code.
590	* @param pszOptions The options to verify .
591	*/
592	static int scmSettingsBaseVerifyString(const char *pszOptions)
593	{
594	SCMSETTINGSBASE Base;
595	int rc = scmSettingsBaseInit(&Base);
596	if (RT_SUCCESS(rc))
597	{
598	rc = scmSettingsBaseParseString(&Base, pszOptions);
599	scmSettingsBaseDelete(&Base);
600	}
601	return rc;
602	}
603
604	/**
605	* Loads settings found in editor and SCM settings directives within the
606	* document (@a pStream).
607	*
608	* @returns IPRT status code.
609	* @param pBase The settings base to load settings into.
610	* @param pStream The stream to scan for settings directives.
611	*/
612	static int scmSettingsBaseLoadFromDocument(PSCMSETTINGSBASE pBase, PSCMSTREAM pStream)
613	{
614	/** @todo Editor and SCM settings directives in documents. */
615	return VINF_SUCCESS;
616	}
617
618	/**
619	* Creates a new settings file struct, cloning @a pSettings.
620	*
621	* @returns IPRT status code.
622	* @param ppSettings Where to return the new struct.
623	* @param pSettingsBase The settings to inherit from.
624	*/
625	static int scmSettingsCreate(PSCMSETTINGS *ppSettings, PCSCMSETTINGSBASE pSettingsBase)
626	{
627	PSCMSETTINGS pSettings = (PSCMSETTINGS)RTMemAlloc(sizeof(*pSettings));
628	if (!pSettings)
629	return VERR_NO_MEMORY;
630	int rc = scmSettingsBaseInitAndCopy(&pSettings->Base, pSettingsBase);
631	if (RT_SUCCESS(rc))
632	{
633	pSettings->pDown = NULL;
634	pSettings->pUp = NULL;
635	pSettings->paPairs = NULL;
636	pSettings->cPairs = 0;
637	*ppSettings = pSettings;
638	return VINF_SUCCESS;
639	}
640	RTMemFree(pSettings);
641	return rc;
642	}
643
644	/**
645	* Destroys a settings structure.
646	*
647	* @param pSettings The settings structure to destroy. NULL is OK.
648	*/
649	static void scmSettingsDestroy(PSCMSETTINGS pSettings)
650	{
651	if (pSettings)
652	{
653	scmSettingsBaseDelete(&pSettings->Base);
654	for (size_t i = 0; i < pSettings->cPairs; i++)
655	{
656	RTStrFree(pSettings->paPairs[i].pszPattern);
657	RTStrFree(pSettings->paPairs[i].pszOptions);
658	pSettings->paPairs[i].pszPattern = NULL;
659	pSettings->paPairs[i].pszOptions = NULL;
660	}
661	RTMemFree(pSettings->paPairs);
662	pSettings->paPairs = NULL;
663	RTMemFree(pSettings);
664	}
665	}
666
667	/**
668	* Adds a pattern/options pair to the settings structure.
669	*
670	* @returns IPRT status code.
671	* @param pSettings The settings.
672	* @param pchLine The line containing the unparsed pair.
673	* @param cchLine The length of the line.
674	*/
675	static int scmSettingsAddPair(PSCMSETTINGS pSettings, const char *pchLine, size_t cchLine)
676	{
677	/*
678	* Split the string.
679	*/
680	const char pchOptions = (const char )memchr(pchLine, ':', cchLine);
681	if (!pchOptions)
682	return VERR_INVALID_PARAMETER;
683	size_t cchPattern = pchOptions - pchLine;
684	size_t cchOptions = cchLine - cchPattern - 1;
685	pchOptions++;
686
687	/* strip spaces everywhere */
688	while (cchPattern > 0 && RT_C_IS_SPACE(pchLine[cchPattern - 1]))
689	cchPattern--;
690	while (cchPattern > 0 && RT_C_IS_SPACE(*pchLine))
691	cchPattern--, pchLine++;
692
693	while (cchOptions > 0 && RT_C_IS_SPACE(pchOptions[cchOptions - 1]))
694	cchOptions--;
695	while (cchOptions > 0 && RT_C_IS_SPACE(*pchOptions))
696	cchOptions--, pchOptions++;
697
698	/* Quietly ignore empty patterns and empty options. */
699	if (!cchOptions \|\| !cchPattern)
700	return VINF_SUCCESS;
701
702	/*
703	* Add the pair and verify the option string.
704	*/
705	uint32_t iPair = pSettings->cPairs;
706	if ((iPair % 32) == 0)
707	{
708	void pvNew = RTMemRealloc(pSettings->paPairs, (iPair + 32) sizeof(pSettings->paPairs[0]));
709	if (!pvNew)
710	return VERR_NO_MEMORY;
711	pSettings->paPairs = (PSCMPATRNOPTPAIR)pvNew;
712	}
713
714	pSettings->paPairs[iPair].pszPattern = RTStrDupN(pchLine, cchPattern);
715	pSettings->paPairs[iPair].pszOptions = RTStrDupN(pchOptions, cchOptions);
716	int rc;
717	if ( pSettings->paPairs[iPair].pszPattern
718	&& pSettings->paPairs[iPair].pszOptions)
719	rc = scmSettingsBaseVerifyString(pSettings->paPairs[iPair].pszOptions);
720	else
721	rc = VERR_NO_MEMORY;
722	if (RT_SUCCESS(rc))
723	pSettings->cPairs = iPair + 1;
724	else
725	{
726	RTStrFree(pSettings->paPairs[iPair].pszPattern);
727	RTStrFree(pSettings->paPairs[iPair].pszOptions);
728	}
729	return rc;
730	}
731
732	/**
733	* Loads in the settings from @a pszFilename.
734	*
735	* @returns IPRT status code.
736	* @param pSettings Where to load the settings file.
737	* @param pszFilename The file to load.
738	*/
739	static int scmSettingsLoadFile(PSCMSETTINGS pSettings, const char *pszFilename)
740	{
741	ScmVerbose(NULL, 3, "Loading settings file '%s'...\n", pszFilename);
742
743	SCMSTREAM Stream;
744	int rc = ScmStreamInitForReading(&Stream, pszFilename);
745	if (RT_FAILURE(rc))
746	{
747	RTMsgError("%s: ScmStreamInitForReading -> %Rrc\n", pszFilename, rc);
748	return rc;
749	}
750
751	SCMEOL enmEol;
752	const char *pchLine;
753	size_t cchLine;
754	while ((pchLine = ScmStreamGetLine(&Stream, &cchLine, &enmEol)) != NULL)
755	{
756	/* Ignore leading spaces. */
757	while (cchLine > 0 && RT_C_IS_SPACE(*pchLine))
758	pchLine++, cchLine--;
759
760	/* Ignore empty lines and comment lines. */
761	if (cchLine < 1 \|\| *pchLine == '#')
762	continue;
763
764	/* What kind of line is it? */
765	const char pchColon = (const char )memchr(pchLine, ':', cchLine);
766	if (pchColon)
767	rc = scmSettingsAddPair(pSettings, pchLine, cchLine);
768	else
769	rc = scmSettingsBaseParseStringN(&pSettings->Base, pchLine, cchLine);
770	if (RT_FAILURE(rc))
771	{
772	RTMsgError("%s:%d: %Rrc\n", pszFilename, ScmStreamTellLine(&Stream), rc);
773	break;
774	}
775	}
776
777	if (RT_SUCCESS(rc))
778	{
779	rc = ScmStreamGetStatus(&Stream);
780	if (RT_FAILURE(rc))
781	RTMsgError("%s: ScmStreamGetStatus- > %Rrc\n", pszFilename, rc);
782	}
783
784	ScmStreamDelete(&Stream);
785	return rc;
786	}
787
788	/**
789	* Parse the specified settings file creating a new settings struct from it.
790	*
791	* @returns IPRT status code
792	* @param ppSettings Where to return the new settings.
793	* @param pszFilename The file to parse.
794	* @param pSettingsBase The base settings we inherit from.
795	*/
796	static int scmSettingsCreateFromFile(PSCMSETTINGS ppSettings, const char pszFilename, PCSCMSETTINGSBASE pSettingsBase)
797	{
798	PSCMSETTINGS pSettings;
799	int rc = scmSettingsCreate(&pSettings, pSettingsBase);
800	if (RT_SUCCESS(rc))
801	{
802	rc = scmSettingsLoadFile(pSettings, pszFilename);
803	if (RT_SUCCESS(rc))
804	{
805	*ppSettings = pSettings;
806	return VINF_SUCCESS;
807	}
808
809	scmSettingsDestroy(pSettings);
810	}
811	*ppSettings = NULL;
812	return rc;
813	}
814
815
816	/**
817	* Create an initial settings structure when starting processing a new file or
818	* directory.
819	*
820	* This will look for .scm-settings files from the root and down to the
821	* specified directory, combining them into the returned settings structure.
822	*
823	* @returns IPRT status code.
824	* @param ppSettings Where to return the pointer to the top stack
825	* object.
826	* @param pBaseSettings The base settings we inherit from (globals
827	* typically).
828	* @param pszPath The absolute path to the new directory or file.
829	*/
830	static int scmSettingsCreateForPath(PSCMSETTINGS ppSettings, PCSCMSETTINGSBASE pBaseSettings, const char pszPath)
831	{
832	ppSettings = NULL; / try shut up gcc. */
833
834	/*
835	* We'll be working with a stack copy of the path.
836	*/
837	char szFile[RTPATH_MAX];
838	size_t cchDir = strlen(pszPath);
839	if (cchDir >= sizeof(szFile) - sizeof(SCM_SETTINGS_FILENAME))
840	return VERR_FILENAME_TOO_LONG;
841
842	/*
843	* Create the bottom-most settings.
844	*/
845	PSCMSETTINGS pSettings;
846	int rc = scmSettingsCreate(&pSettings, pBaseSettings);
847	if (RT_FAILURE(rc))
848	return rc;
849
850	/*
851	* Enumerate the path components from the root and down. Load any setting
852	* files we find.
853	*/
854	size_t cComponents = RTPathCountComponents(pszPath);
855	for (size_t i = 1; i <= cComponents; i++)
856	{
857	rc = RTPathCopyComponents(szFile, sizeof(szFile), pszPath, i);
858	if (RT_SUCCESS(rc))
859	rc = RTPathAppend(szFile, sizeof(szFile), SCM_SETTINGS_FILENAME);
860	if (RT_FAILURE(rc))
861	break;
862	if (RTFileExists(szFile))
863	{
864	rc = scmSettingsLoadFile(pSettings, szFile);
865	if (RT_FAILURE(rc))
866	break;
867	}
868	}
869
870	if (RT_SUCCESS(rc))
871	*ppSettings = pSettings;
872	else
873	scmSettingsDestroy(pSettings);
874	return rc;
875	}
876
877	/**
878	* Pushes a new settings set onto the stack.
879	*
880	* @param ppSettingsStack The pointer to the pointer to the top stack
881	* element. This will be used as input and output.
882	* @param pSettings The settings to push onto the stack.
883	*/
884	static void scmSettingsStackPush(PSCMSETTINGS *ppSettingsStack, PSCMSETTINGS pSettings)
885	{
886	PSCMSETTINGS pOld = *ppSettingsStack;
887	pSettings->pDown = pOld;
888	pSettings->pUp = NULL;
889	if (pOld)
890	pOld->pUp = pSettings;
891	*ppSettingsStack = pSettings;
892	}
893
894	/**
895	* Pushes the settings of the specified directory onto the stack.
896	*
897	* We will load any .scm-settings in the directory. A stack entry is added even
898	* if no settings file was found.
899	*
900	* @returns IPRT status code.
901	* @param ppSettingsStack The pointer to the pointer to the top stack
902	* element. This will be used as input and output.
903	* @param pszDir The directory to do this for.
904	*/
905	static int scmSettingsStackPushDir(PSCMSETTINGS ppSettingsStack, const char pszDir)
906	{
907	char szFile[RTPATH_MAX];
908	int rc = RTPathJoin(szFile, sizeof(szFile), pszDir, SCM_SETTINGS_FILENAME);
909	if (RT_SUCCESS(rc))
910	{
911	PSCMSETTINGS pSettings;
912	rc = scmSettingsCreate(&pSettings, &(*ppSettingsStack)->Base);
913	if (RT_SUCCESS(rc))
914	{
915	if (RTFileExists(szFile))
916	rc = scmSettingsLoadFile(pSettings, szFile);
917	if (RT_SUCCESS(rc))
918	{
919	scmSettingsStackPush(ppSettingsStack, pSettings);
920	return VINF_SUCCESS;
921	}
922
923	scmSettingsDestroy(pSettings);
924	}
925	}
926	return rc;
927	}
928
929
930	/**
931	* Pops a settings set off the stack.
932	*
933	* @returns The popped setttings.
934	* @param ppSettingsStack The pointer to the pointer to the top stack
935	* element. This will be used as input and output.
936	*/
937	static PSCMSETTINGS scmSettingsStackPop(PSCMSETTINGS *ppSettingsStack)
938	{
939	PSCMSETTINGS pRet = *ppSettingsStack;
940	PSCMSETTINGS pNew = pRet ? pRet->pDown : NULL;
941	*ppSettingsStack = pNew;
942	if (pNew)
943	pNew->pUp = NULL;
944	if (pRet)
945	{
946	pRet->pUp = NULL;
947	pRet->pDown = NULL;
948	}
949	return pRet;
950	}
951
952	/**
953	* Pops and destroys the top entry of the stack.
954	*
955	* @param ppSettingsStack The pointer to the pointer to the top stack
956	* element. This will be used as input and output.
957	*/
958	static void scmSettingsStackPopAndDestroy(PSCMSETTINGS *ppSettingsStack)
959	{
960	scmSettingsDestroy(scmSettingsStackPop(ppSettingsStack));
961	}
962
963	/**
964	* Constructs the base settings for the specified file name.
965	*
966	* @returns IPRT status code.
967	* @param pSettingsStack The top element on the settings stack.
968	* @param pszFilename The file name.
969	* @param pszBasename The base name (pointer within @a pszFilename).
970	* @param cchBasename The length of the base name. (For passing to
971	* RTStrSimplePatternMultiMatch.)
972	* @param pBase Base settings to initialize.
973	*/
974	static int scmSettingsStackMakeFileBase(PCSCMSETTINGS pSettingsStack, const char *pszFilename,
975	const char *pszBasename, size_t cchBasename, PSCMSETTINGSBASE pBase)
976	{
977	int rc = scmSettingsBaseInitAndCopy(pBase, &pSettingsStack->Base);
978	if (RT_SUCCESS(rc))
979	{
980	/* find the bottom entry in the stack. */
981	PCSCMSETTINGS pCur = pSettingsStack;
982	while (pCur->pDown)
983	pCur = pCur->pDown;
984
985	/* Work our way up thru the stack and look for matching pairs. */
986	while (pCur)
987	{
988	size_t const cPairs = pCur->cPairs;
989	if (cPairs)
990	{
991	for (size_t i = 0; i < cPairs; i++)
992	if ( RTStrSimplePatternMultiMatch(pCur->paPairs[i].pszPattern, RTSTR_MAX,
993	pszBasename, cchBasename, NULL)
994	\|\| RTStrSimplePatternMultiMatch(pCur->paPairs[i].pszPattern, RTSTR_MAX,
995	pszFilename, RTSTR_MAX, NULL))
996	{
997	rc = scmSettingsBaseParseString(pBase, pCur->paPairs[i].pszOptions);
998	if (RT_FAILURE(rc))
999	break;
1000	}
1001	if (RT_FAILURE(rc))
1002	break;
1003	}
1004
1005	/* advance */
1006	pCur = pCur->pUp;
1007	}
1008	}
1009	if (RT_FAILURE(rc))
1010	scmSettingsBaseDelete(pBase);
1011	return rc;
1012	}
1013
1014
1015	/* -=-=-=-=-=- misc -=-=-=-=-=- */
1016
1017
1018	/**
1019	* Prints a verbose message if the level is high enough.
1020	*
1021	* @param pState The rewrite state. Optional.
1022	* @param iLevel The required verbosity level.
1023	* @param pszFormat The message format string. Can be NULL if we
1024	* only want to trigger the per file message.
1025	* @param ... Format arguments.
1026	*/
1027	void ScmVerbose(PSCMRWSTATE pState, int iLevel, const char *pszFormat, ...)
1028	{
1029	if (iLevel <= g_iVerbosity)
1030	{
1031	if (pState && !pState->fFirst)
1032	{
1033	RTPrintf("%s: info: --= Rewriting '%s' =--\n", g_szProgName, pState->pszFilename);
1034	pState->fFirst = true;
1035	}
1036	if (pszFormat)
1037	{
1038	RTPrintf(pState
1039	? "%s: info: "
1040	: "%s: info: ",
1041	g_szProgName);
1042	va_list va;
1043	va_start(va, pszFormat);
1044	RTPrintfV(pszFormat, va);
1045	va_end(va);
1046	}
1047	}
1048	}
1049
1050
1051	/* -=-=-=-=-=- file and directory processing -=-=-=-=-=- */
1052
1053
1054	/**
1055	* Processes a file.
1056	*
1057	* @returns IPRT status code.
1058	* @param pState The rewriter state.
1059	* @param pszFilename The file name.
1060	* @param pszBasename The base name (pointer within @a pszFilename).
1061	* @param cchBasename The length of the base name. (For passing to
1062	* RTStrSimplePatternMultiMatch.)
1063	* @param pBaseSettings The base settings to use. It's OK to modify
1064	* these.
1065	*/
1066	static int scmProcessFileInner(PSCMRWSTATE pState, const char pszFilename, const char pszBasename, size_t cchBasename,
1067	PSCMSETTINGSBASE pBaseSettings)
1068	{
1069	/*
1070	* Do the file level filtering.
1071	*/
1072	if ( pBaseSettings->pszFilterFiles
1073	&& *pBaseSettings->pszFilterFiles
1074	&& !RTStrSimplePatternMultiMatch(pBaseSettings->pszFilterFiles, RTSTR_MAX, pszBasename, cchBasename, NULL))
1075	{
1076	ScmVerbose(NULL, 5, "skipping '%s': file filter mismatch\n", pszFilename);
1077	return VINF_SUCCESS;
1078	}
1079	if ( pBaseSettings->pszFilterOutFiles
1080	&& *pBaseSettings->pszFilterOutFiles
1081	&& ( RTStrSimplePatternMultiMatch(pBaseSettings->pszFilterOutFiles, RTSTR_MAX, pszBasename, cchBasename, NULL)
1082	\|\| RTStrSimplePatternMultiMatch(pBaseSettings->pszFilterOutFiles, RTSTR_MAX, pszFilename, RTSTR_MAX, NULL)) )
1083	{
1084	ScmVerbose(NULL, 5, "skipping '%s': filterd out\n", pszFilename);
1085	return VINF_SUCCESS;
1086	}
1087	if ( pBaseSettings->fOnlySvnFiles
1088	&& !ScmSvnIsInWorkingCopy(pState))
1089	{
1090	ScmVerbose(NULL, 5, "skipping '%s': not in SVN WC\n", pszFilename);
1091	return VINF_SUCCESS;
1092	}
1093
1094	/*
1095	* Try find a matching rewrite config for this filename.
1096	*/
1097	PCSCMCFGENTRY pCfg = NULL;
1098	for (size_t iCfg = 0; iCfg < RT_ELEMENTS(g_aConfigs); iCfg++)
1099	if (RTStrSimplePatternMultiMatch(g_aConfigs[iCfg].pszFilePattern, RTSTR_MAX, pszBasename, cchBasename, NULL))
1100	{
1101	pCfg = &g_aConfigs[iCfg];
1102	break;
1103	}
1104	if (!pCfg)
1105	{
1106	ScmVerbose(NULL, 4, "skipping '%s': no rewriters configured\n", pszFilename);
1107	return VINF_SUCCESS;
1108	}
1109	ScmVerbose(pState, 4, "matched \"%s\"\n", pCfg->pszFilePattern);
1110
1111	/*
1112	* Create an input stream from the file and check that it's text.
1113	*/
1114	SCMSTREAM Stream1;
1115	int rc = ScmStreamInitForReading(&Stream1, pszFilename);
1116	if (RT_FAILURE(rc))
1117	{
1118	RTMsgError("Failed to read '%s': %Rrc\n", pszFilename, rc);
1119	return rc;
1120	}
1121	if (ScmStreamIsText(&Stream1))
1122	{
1123	ScmVerbose(pState, 3, NULL);
1124
1125	/*
1126	* Gather SCM and editor settings from the stream.
1127	*/
1128	rc = scmSettingsBaseLoadFromDocument(pBaseSettings, &Stream1);
1129	if (RT_SUCCESS(rc))
1130	{
1131	ScmStreamRewindForReading(&Stream1);
1132
1133	/*
1134	* Create two more streams for output and push the text thru all the
1135	* rewriters, switching the two streams around when something is
1136	* actually rewritten. Stream1 remains unchanged.
1137	*/
1138	SCMSTREAM Stream2;
1139	rc = ScmStreamInitForWriting(&Stream2, &Stream1);
1140	if (RT_SUCCESS(rc))
1141	{
1142	SCMSTREAM Stream3;
1143	rc = ScmStreamInitForWriting(&Stream3, &Stream1);
1144	if (RT_SUCCESS(rc))
1145	{
1146	bool fModified = false;
1147	PSCMSTREAM pIn = &Stream1;
1148	PSCMSTREAM pOut = &Stream2;
1149	for (size_t iRw = 0; iRw < pCfg->cRewriters; iRw++)
1150	{
1151	bool fRc = pCfg->papfnRewriter[iRw](pState, pIn, pOut, pBaseSettings);
1152	if (fRc)
1153	{
1154	PSCMSTREAM pTmp = pOut;
1155	pOut = pIn == &Stream1 ? &Stream3 : pIn;
1156	pIn = pTmp;
1157	fModified = true;
1158	}
1159	ScmStreamRewindForReading(pIn);
1160	ScmStreamRewindForWriting(pOut);
1161	}
1162
1163	rc = ScmStreamGetStatus(&Stream1);
1164	if (RT_SUCCESS(rc))
1165	rc = ScmStreamGetStatus(&Stream2);
1166	if (RT_SUCCESS(rc))
1167	rc = ScmStreamGetStatus(&Stream3);
1168	if (RT_SUCCESS(rc))
1169	{
1170	/*
1171	* If rewritten, write it back to disk.
1172	*/
1173	if (fModified)
1174	{
1175	if (!g_fDryRun)
1176	{
1177	ScmVerbose(pState, 1, "writing modified file to \"%s%s\"\n", pszFilename, g_pszChangedSuff);
1178	rc = ScmStreamWriteToFile(pIn, "%s%s", pszFilename, g_pszChangedSuff);
1179	if (RT_FAILURE(rc))
1180	RTMsgError("Error writing '%s%s': %Rrc\n", pszFilename, g_pszChangedSuff, rc);
1181	}
1182	else
1183	{
1184	ScmVerbose(pState, 1, NULL);
1185	ScmDiffStreams(pszFilename, &Stream1, pIn, g_fDiffIgnoreEol, g_fDiffIgnoreLeadingWS,
1186	g_fDiffIgnoreTrailingWS, g_fDiffSpecialChars, pBaseSettings->cchTab, g_pStdOut);
1187	ScmVerbose(pState, 2, "would have modified the file \"%s%s\"\n", pszFilename, g_pszChangedSuff);
1188	}
1189	}
1190
1191	/*
1192	* If pending SVN property changes, apply them.
1193	*/
1194	if (pState->cSvnPropChanges && RT_SUCCESS(rc))
1195	{
1196	if (!g_fDryRun)
1197	{
1198	rc = ScmSvnApplyChanges(pState);
1199	if (RT_FAILURE(rc))
1200	RTMsgError("%s: failed to apply SVN property changes (%Rrc)\n", pszFilename, rc);
1201	}
1202	else
1203	ScmSvnDisplayChanges(pState);
1204	}
1205
1206	if (!fModified && !pState->cSvnPropChanges)
1207	ScmVerbose(pState, 3, "no change\n", pszFilename);
1208	}
1209	else
1210	RTMsgError("%s: stream error %Rrc\n", pszFilename, rc);
1211	ScmStreamDelete(&Stream3);
1212	}
1213	else
1214	RTMsgError("Failed to init stream for writing: %Rrc\n", rc);
1215	ScmStreamDelete(&Stream2);
1216	}
1217	else
1218	RTMsgError("Failed to init stream for writing: %Rrc\n", rc);
1219	}
1220	else
1221	RTMsgError("scmSettingsBaseLoadFromDocument: %Rrc\n", rc);
1222	}
1223	else
1224	ScmVerbose(pState, 4, "not text file: \"%s\"\n", pszFilename);
1225	ScmStreamDelete(&Stream1);
1226
1227	return rc;
1228	}
1229
1230	/**
1231	* Processes a file.
1232	*
1233	* This is just a wrapper for scmProcessFileInner for avoid wasting stack in the
1234	* directory recursion method.
1235	*
1236	* @returns IPRT status code.
1237	* @param pszFilename The file name.
1238	* @param pszBasename The base name (pointer within @a pszFilename).
1239	* @param cchBasename The length of the base name. (For passing to
1240	* RTStrSimplePatternMultiMatch.)
1241	* @param pSettingsStack The settings stack (pointer to the top element).
1242	*/
1243	static int scmProcessFile(const char pszFilename, const char pszBasename, size_t cchBasename,
1244	PSCMSETTINGS pSettingsStack)
1245	{
1246	SCMSETTINGSBASE Base;
1247	int rc = scmSettingsStackMakeFileBase(pSettingsStack, pszFilename, pszBasename, cchBasename, &Base);
1248	if (RT_SUCCESS(rc))
1249	{
1250	SCMRWSTATE State;
1251	State.fFirst = false;
1252	State.pszFilename = pszFilename;
1253	State.cSvnPropChanges = 0;
1254	State.paSvnPropChanges = NULL;
1255
1256	rc = scmProcessFileInner(&State, pszFilename, pszBasename, cchBasename, &Base);
1257
1258	size_t i = State.cSvnPropChanges;
1259	while (i-- > 0)
1260	{
1261	RTStrFree(State.paSvnPropChanges[i].pszName);
1262	RTStrFree(State.paSvnPropChanges[i].pszValue);
1263	}
1264	RTMemFree(State.paSvnPropChanges);
1265
1266	scmSettingsBaseDelete(&Base);
1267	}
1268	return rc;
1269	}
1270
1271
1272	/**
1273	* Tries to correct RTDIRENTRY_UNKNOWN.
1274	*
1275	* @returns Corrected type.
1276	* @param pszPath The path to the object in question.
1277	*/
1278	static RTDIRENTRYTYPE scmFigureUnknownType(const char *pszPath)
1279	{
1280	RTFSOBJINFO Info;
1281	int rc = RTPathQueryInfo(pszPath, &Info, RTFSOBJATTRADD_NOTHING);
1282	if (RT_FAILURE(rc))
1283	return RTDIRENTRYTYPE_UNKNOWN;
1284	if (RTFS_IS_DIRECTORY(Info.Attr.fMode))
1285	return RTDIRENTRYTYPE_DIRECTORY;
1286	if (RTFS_IS_FILE(Info.Attr.fMode))
1287	return RTDIRENTRYTYPE_FILE;
1288	return RTDIRENTRYTYPE_UNKNOWN;
1289	}
1290
1291	/**
1292	* Recurse into a sub-directory and process all the files and directories.
1293	*
1294	* @returns IPRT status code.
1295	* @param pszBuf Path buffer containing the directory path on
1296	* entry. This ends with a dot. This is passed
1297	* along when recursing in order to save stack space
1298	* and avoid needless copying.
1299	* @param cchDir Length of our path in pszbuf.
1300	* @param pEntry Directory entry buffer. This is also passed
1301	* along when recursing to save stack space.
1302	* @param pSettingsStack The settings stack (pointer to the top element).
1303	* @param iRecursion The recursion depth. This is used to restrict
1304	* the recursions.
1305	*/
1306	static int scmProcessDirTreeRecursion(char *pszBuf, size_t cchDir, PRTDIRENTRY pEntry,
1307	PSCMSETTINGS pSettingsStack, unsigned iRecursion)
1308	{
1309	int rc;
1310	Assert(cchDir > 1 && pszBuf[cchDir - 1] == '.');
1311
1312	/*
1313	* Make sure we stop somewhere.
1314	*/
1315	if (iRecursion > 128)
1316	{
1317	RTMsgError("recursion too deep: %d\n", iRecursion);
1318	return VINF_SUCCESS; /* ignore */
1319	}
1320
1321	/*
1322	* Check if it's excluded by --only-svn-dir.
1323	*/
1324	if (pSettingsStack->Base.fOnlySvnDirs)
1325	{
1326	if (!ScmSvnIsDirInWorkingCopy(pszBuf))
1327	return VINF_SUCCESS;
1328	}
1329
1330	/*
1331	* Try open and read the directory.
1332	*/
1333	PRTDIR pDir;
1334	rc = RTDirOpenFiltered(&pDir, pszBuf, RTDIRFILTER_NONE, 0);
1335	if (RT_FAILURE(rc))
1336	{
1337	RTMsgError("Failed to enumerate directory '%s': %Rrc", pszBuf, rc);
1338	return rc;
1339	}
1340	for (;;)
1341	{
1342	/* Read the next entry. */
1343	rc = RTDirRead(pDir, pEntry, NULL);
1344	if (RT_FAILURE(rc))
1345	{
1346	if (rc == VERR_NO_MORE_FILES)
1347	rc = VINF_SUCCESS;
1348	else
1349	RTMsgError("RTDirRead -> %Rrc\n", rc);
1350	break;
1351	}
1352
1353	/* Skip '.' and '..'. */
1354	if ( pEntry->szName[0] == '.'
1355	&& ( pEntry->cbName == 1
1356	\|\| ( pEntry->cbName == 2
1357	&& pEntry->szName[1] == '.')))
1358	continue;
1359
1360	/* Enter it into the buffer so we've got a full name to work
1361	with when needed. */
1362	if (pEntry->cbName + cchDir >= RTPATH_MAX)
1363	{
1364	RTMsgError("Skipping too long entry: %s", pEntry->szName);
1365	continue;
1366	}
1367	memcpy(&pszBuf[cchDir - 1], pEntry->szName, pEntry->cbName + 1);
1368
1369	/* Figure the type. */
1370	RTDIRENTRYTYPE enmType = pEntry->enmType;
1371	if (enmType == RTDIRENTRYTYPE_UNKNOWN)
1372	enmType = scmFigureUnknownType(pszBuf);
1373
1374	/* Process the file or directory, skip the rest. */
1375	if (enmType == RTDIRENTRYTYPE_FILE)
1376	rc = scmProcessFile(pszBuf, pEntry->szName, pEntry->cbName, pSettingsStack);
1377	else if (enmType == RTDIRENTRYTYPE_DIRECTORY)
1378	{
1379	/* Append the dot for the benefit of the pattern matching. */
1380	if (pEntry->cbName + cchDir + 5 >= RTPATH_MAX)
1381	{
1382	RTMsgError("Skipping too deep dir entry: %s", pEntry->szName);
1383	continue;
1384	}
1385	memcpy(&pszBuf[cchDir - 1 + pEntry->cbName], "/.", sizeof("/."));
1386	size_t cchSubDir = cchDir - 1 + pEntry->cbName + sizeof("/.") - 1;
1387
1388	if ( !pSettingsStack->Base.pszFilterOutDirs
1389	\|\| !*pSettingsStack->Base.pszFilterOutDirs
1390	\|\| ( !RTStrSimplePatternMultiMatch(pSettingsStack->Base.pszFilterOutDirs, RTSTR_MAX,
1391	pEntry->szName, pEntry->cbName, NULL)
1392	&& !RTStrSimplePatternMultiMatch(pSettingsStack->Base.pszFilterOutDirs, RTSTR_MAX,
1393	pszBuf, cchSubDir, NULL)
1394	)
1395	)
1396	{
1397	rc = scmSettingsStackPushDir(&pSettingsStack, pszBuf);
1398	if (RT_SUCCESS(rc))
1399	{
1400	rc = scmProcessDirTreeRecursion(pszBuf, cchSubDir, pEntry, pSettingsStack, iRecursion + 1);
1401	scmSettingsStackPopAndDestroy(&pSettingsStack);
1402	}
1403	}
1404	}
1405	if (RT_FAILURE(rc))
1406	break;
1407	}
1408	RTDirClose(pDir);
1409	return rc;
1410
1411	}
1412
1413	/**
1414	* Process a directory tree.
1415	*
1416	* @returns IPRT status code.
1417	* @param pszDir The directory to start with. This is pointer to
1418	* a RTPATH_MAX sized buffer.
1419	*/
1420	static int scmProcessDirTree(char *pszDir, PSCMSETTINGS pSettingsStack)
1421	{
1422	/*
1423	* Setup the recursion.
1424	*/
1425	int rc = RTPathAppend(pszDir, RTPATH_MAX, ".");
1426	if (RT_SUCCESS(rc))
1427	{
1428	RTDIRENTRY Entry;
1429	rc = scmProcessDirTreeRecursion(pszDir, strlen(pszDir), &Entry, pSettingsStack, 0);
1430	}
1431	else
1432	RTMsgError("RTPathAppend: %Rrc\n", rc);
1433	return rc;
1434	}
1435
1436
1437	/**
1438	* Processes a file or directory specified as an command line argument.
1439	*
1440	* @returns IPRT status code
1441	* @param pszSomething What we found in the command line arguments.
1442	* @param pSettingsStack The settings stack (pointer to the top element).
1443	*/
1444	static int scmProcessSomething(const char *pszSomething, PSCMSETTINGS pSettingsStack)
1445	{
1446	char szBuf[RTPATH_MAX];
1447	int rc = RTPathAbs(pszSomething, szBuf, sizeof(szBuf));
1448	if (RT_SUCCESS(rc))
1449	{
1450	RTPathChangeToUnixSlashes(szBuf, false /fForce/);
1451
1452	PSCMSETTINGS pSettings;
1453	rc = scmSettingsCreateForPath(&pSettings, &pSettingsStack->Base, szBuf);
1454	if (RT_SUCCESS(rc))
1455	{
1456	scmSettingsStackPush(&pSettingsStack, pSettings);
1457
1458	if (RTFileExists(szBuf))
1459	{
1460	const char *pszBasename = RTPathFilename(szBuf);
1461	if (pszBasename)
1462	{
1463	size_t cchBasename = strlen(pszBasename);
1464	rc = scmProcessFile(szBuf, pszBasename, cchBasename, pSettingsStack);
1465	}
1466	else
1467	{
1468	RTMsgError("RTPathFilename: NULL\n");
1469	rc = VERR_IS_A_DIRECTORY;
1470	}
1471	}
1472	else
1473	rc = scmProcessDirTree(szBuf, pSettingsStack);
1474
1475	PSCMSETTINGS pPopped = scmSettingsStackPop(&pSettingsStack);
1476	Assert(pPopped == pSettings);
1477	scmSettingsDestroy(pSettings);
1478	}
1479	else
1480	RTMsgError("scmSettingsInitStack: %Rrc\n", rc);
1481	}
1482	else
1483	RTMsgError("RTPathAbs: %Rrc\n", rc);
1484	return rc;
1485	}
1486
1487	static void usage(PCRTGETOPTDEF paOpts, size_t cOpts)
1488	{
1489	RTPrintf("VirtualBox Source Code Massager\n"
1490	"\n"
1491	"Usage: %s [options] <files & dirs>\n"
1492	"\n"
1493	"Options:\n", g_szProgName);
1494	for (size_t i = 0; i < cOpts; i++)
1495	{
1496	bool fAdvanceTwo = false;
1497	if ((paOpts[i].fFlags & RTGETOPT_REQ_MASK) == RTGETOPT_REQ_NOTHING)
1498	{
1499	fAdvanceTwo = i + 1 < cOpts
1500	&& ( strstr(paOpts[i+1].pszLong, "-no-") != NULL
1501	\|\| strstr(paOpts[i+1].pszLong, "-not-") != NULL
1502	\|\| strstr(paOpts[i+1].pszLong, "-dont-") != NULL
1503	\|\| (paOpts[i].iShort == 'q' && paOpts[i+1].iShort == 'v')
1504	\|\| (paOpts[i].iShort == 'd' && paOpts[i+1].iShort == 'D')
1505	);
1506	if (fAdvanceTwo)
1507	RTPrintf(" %s, %s\n", paOpts[i].pszLong, paOpts[i + 1].pszLong);
1508	else
1509	RTPrintf(" %s\n", paOpts[i].pszLong);
1510	}
1511	else if ((paOpts[i].fFlags & RTGETOPT_REQ_MASK) == RTGETOPT_REQ_STRING)
1512	RTPrintf(" %s string\n", paOpts[i].pszLong);
1513	else
1514	RTPrintf(" %s value\n", paOpts[i].pszLong);
1515	switch (paOpts[i].iShort)
1516	{
1517	case 'd':
1518	case 'D': RTPrintf(" Default: --dry-run\n"); break;
1519	case 'f': RTPrintf(" Default: none\n"); break;
1520	case 'q':
1521	case 'v': RTPrintf(" Default: -vv\n"); break;
1522
1523	case SCMOPT_DIFF_IGNORE_EOL: RTPrintf(" Default: false\n"); break;
1524	case SCMOPT_DIFF_IGNORE_SPACE: RTPrintf(" Default: false\n"); break;
1525	case SCMOPT_DIFF_IGNORE_LEADING_SPACE: RTPrintf(" Default: false\n"); break;
1526	case SCMOPT_DIFF_IGNORE_TRAILING_SPACE: RTPrintf(" Default: false\n"); break;
1527	case SCMOPT_DIFF_SPECIAL_CHARS: RTPrintf(" Default: true\n"); break;
1528
1529	case SCMOPT_CONVERT_EOL: RTPrintf(" Default: %RTbool\n", g_Defaults.fConvertEol); break;
1530	case SCMOPT_CONVERT_TABS: RTPrintf(" Default: %RTbool\n", g_Defaults.fConvertTabs); break;
1531	case SCMOPT_FORCE_FINAL_EOL: RTPrintf(" Default: %RTbool\n", g_Defaults.fForceFinalEol); break;
1532	case SCMOPT_FORCE_TRAILING_LINE: RTPrintf(" Default: %RTbool\n", g_Defaults.fForceTrailingLine); break;
1533	case SCMOPT_STRIP_TRAILING_BLANKS: RTPrintf(" Default: %RTbool\n", g_Defaults.fStripTrailingBlanks); break;
1534	case SCMOPT_STRIP_TRAILING_LINES: RTPrintf(" Default: %RTbool\n", g_Defaults.fStripTrailingLines); break;
1535	case SCMOPT_FIX_FLOWER_BOX_MARKERS: RTPrintf(" Default: %RTbool\n", g_Defaults.fFixFlowerBoxMarkers); break;
1536	case SCMOPT_MIN_BLANK_LINES_BEFORE_FLOWER_BOX_MARKERS: RTPrintf(" Default: %u\n", g_Defaults.cMinBlankLinesBeforeFlowerBoxMakers); break;
1537	case SCMOPT_ONLY_SVN_DIRS: RTPrintf(" Default: %RTbool\n", g_Defaults.fOnlySvnDirs); break;
1538	case SCMOPT_ONLY_SVN_FILES: RTPrintf(" Default: %RTbool\n", g_Defaults.fOnlySvnFiles); break;
1539	case SCMOPT_SET_SVN_EOL: RTPrintf(" Default: %RTbool\n", g_Defaults.fSetSvnEol); break;
1540	case SCMOPT_SET_SVN_EXECUTABLE: RTPrintf(" Default: %RTbool\n", g_Defaults.fSetSvnExecutable); break;
1541	case SCMOPT_SET_SVN_KEYWORDS: RTPrintf(" Default: %RTbool\n", g_Defaults.fSetSvnKeywords); break;
1542	case SCMOPT_TAB_SIZE: RTPrintf(" Default: %u\n", g_Defaults.cchTab); break;
1543	case SCMOPT_WIDTH: RTPrintf(" Default: %u\n", g_Defaults.cchWidth); break;
1544	case SCMOPT_FILTER_OUT_DIRS: RTPrintf(" Default: %s\n", g_Defaults.pszFilterOutDirs); break;
1545	case SCMOPT_FILTER_FILES: RTPrintf(" Default: %s\n", g_Defaults.pszFilterFiles); break;
1546	case SCMOPT_FILTER_OUT_FILES: RTPrintf(" Default: %s\n", g_Defaults.pszFilterOutFiles); break;
1547	default: AssertMsgFailed(("i=%d %d %s\n", i, paOpts[i].iShort, paOpts[i].pszLong));
1548	}
1549	i += fAdvanceTwo;
1550	}
1551
1552	}
1553
1554	int main(int argc, char **argv)
1555	{
1556	int rc = RTR3InitExe(argc, &argv, 0);
1557	if (RT_FAILURE(rc))
1558	return 1;
1559
1560	/*
1561	* Init the settings.
1562	*/
1563	PSCMSETTINGS pSettings;
1564	rc = scmSettingsCreate(&pSettings, &g_Defaults);
1565	if (RT_FAILURE(rc))
1566	{
1567	RTMsgError("scmSettingsCreate: %Rrc\n", rc);
1568	return 1;
1569	}
1570
1571	/*
1572	* Parse arguments and process input in order (because this is the only
1573	* thing that works at the moment).
1574	*/
1575	static RTGETOPTDEF s_aOpts[14 + RT_ELEMENTS(g_aScmOpts)] =
1576	{
1577	{ "--dry-run", 'd', RTGETOPT_REQ_NOTHING },
1578	{ "--real-run", 'D', RTGETOPT_REQ_NOTHING },
1579	{ "--file-filter", 'f', RTGETOPT_REQ_STRING },
1580	{ "--quiet", 'q', RTGETOPT_REQ_NOTHING },
1581	{ "--verbose", 'v', RTGETOPT_REQ_NOTHING },
1582	{ "--diff-ignore-eol", SCMOPT_DIFF_IGNORE_EOL, RTGETOPT_REQ_NOTHING },
1583	{ "--diff-no-ignore-eol", SCMOPT_DIFF_NO_IGNORE_EOL, RTGETOPT_REQ_NOTHING },
1584	{ "--diff-ignore-space", SCMOPT_DIFF_IGNORE_SPACE, RTGETOPT_REQ_NOTHING },
1585	{ "--diff-no-ignore-space", SCMOPT_DIFF_NO_IGNORE_SPACE, RTGETOPT_REQ_NOTHING },
1586	{ "--diff-ignore-leading-space", SCMOPT_DIFF_IGNORE_LEADING_SPACE, RTGETOPT_REQ_NOTHING },
1587	{ "--diff-no-ignore-leading-space", SCMOPT_DIFF_NO_IGNORE_LEADING_SPACE, RTGETOPT_REQ_NOTHING },
1588	{ "--diff-ignore-trailing-space", SCMOPT_DIFF_IGNORE_TRAILING_SPACE, RTGETOPT_REQ_NOTHING },
1589	{ "--diff-no-ignore-trailing-space", SCMOPT_DIFF_NO_IGNORE_TRAILING_SPACE, RTGETOPT_REQ_NOTHING },
1590	{ "--diff-special-chars", SCMOPT_DIFF_SPECIAL_CHARS, RTGETOPT_REQ_NOTHING },
1591	{ "--diff-no-special-chars", SCMOPT_DIFF_NO_SPECIAL_CHARS, RTGETOPT_REQ_NOTHING },
1592	};
1593	memcpy(&s_aOpts[RT_ELEMENTS(s_aOpts) - RT_ELEMENTS(g_aScmOpts)], &g_aScmOpts[0], sizeof(g_aScmOpts));
1594
1595	RTGETOPTUNION ValueUnion;
1596	RTGETOPTSTATE GetOptState;
1597	rc = RTGetOptInit(&GetOptState, argc, argv, &s_aOpts[0], RT_ELEMENTS(s_aOpts), 1, RTGETOPTINIT_FLAGS_OPTS_FIRST);
1598	AssertReleaseRCReturn(rc, 1);
1599	size_t cProcessed = 0;
1600
1601	while ((rc = RTGetOpt(&GetOptState, &ValueUnion)) != 0)
1602	{
1603	switch (rc)
1604	{
1605	case 'd':
1606	g_fDryRun = true;
1607	break;
1608	case 'D':
1609	g_fDryRun = false;
1610	break;
1611
1612	case 'f':
1613	g_pszFileFilter = ValueUnion.psz;
1614	break;
1615
1616	case 'h':
1617	usage(s_aOpts, RT_ELEMENTS(s_aOpts));
1618	return 1;
1619
1620	case 'q':
1621	g_iVerbosity = 0;
1622	break;
1623
1624	case 'v':
1625	g_iVerbosity++;
1626	break;
1627
1628	case 'V':
1629	{
1630	/* The following is assuming that svn does it's job here. */
1631	static const char s_szRev[] = "$Revision: 57369 $";
1632	const char *psz = RTStrStripL(strchr(s_szRev, ' '));
1633	RTPrintf("r%.*s\n", strchr(psz, ' ') - psz, psz);
1634	return 0;
1635	}
1636
1637	case SCMOPT_DIFF_IGNORE_EOL:
1638	g_fDiffIgnoreEol = true;
1639	break;
1640	case SCMOPT_DIFF_NO_IGNORE_EOL:
1641	g_fDiffIgnoreEol = false;
1642	break;
1643
1644	case SCMOPT_DIFF_IGNORE_SPACE:
1645	g_fDiffIgnoreTrailingWS = g_fDiffIgnoreLeadingWS = true;
1646	break;
1647	case SCMOPT_DIFF_NO_IGNORE_SPACE:
1648	g_fDiffIgnoreTrailingWS = g_fDiffIgnoreLeadingWS = false;
1649	break;
1650
1651	case SCMOPT_DIFF_IGNORE_LEADING_SPACE:
1652	g_fDiffIgnoreLeadingWS = true;
1653	break;
1654	case SCMOPT_DIFF_NO_IGNORE_LEADING_SPACE:
1655	g_fDiffIgnoreLeadingWS = false;
1656	break;
1657
1658	case SCMOPT_DIFF_IGNORE_TRAILING_SPACE:
1659	g_fDiffIgnoreTrailingWS = true;
1660	break;
1661	case SCMOPT_DIFF_NO_IGNORE_TRAILING_SPACE:
1662	g_fDiffIgnoreTrailingWS = false;
1663	break;
1664
1665	case SCMOPT_DIFF_SPECIAL_CHARS:
1666	g_fDiffSpecialChars = true;
1667	break;
1668	case SCMOPT_DIFF_NO_SPECIAL_CHARS:
1669	g_fDiffSpecialChars = false;
1670	break;
1671
1672	case VINF_GETOPT_NOT_OPTION:
1673	{
1674	if (!g_fDryRun)
1675	{
1676	if (!cProcessed)
1677	{
1678	RTPrintf("%s: Warning! This program will make changes to your source files and\n"
1679	"%s: there is a slight risk that bugs or a full disk may cause\n"
1680	"%s: LOSS OF DATA. So, please make sure you have checked in\n"
1681	"%s: all your changes already. If you didn't, then don't blame\n"
1682	"%s: anyone for not warning you!\n"
1683	"%s:\n"
1684	"%s: Press any key to continue...\n",
1685	g_szProgName, g_szProgName, g_szProgName, g_szProgName, g_szProgName,
1686	g_szProgName, g_szProgName);
1687	RTStrmGetCh(g_pStdIn);
1688	}
1689	cProcessed++;
1690	}
1691	rc = scmProcessSomething(ValueUnion.psz, pSettings);
1692	if (RT_FAILURE(rc))
1693	return rc;
1694	break;
1695	}
1696
1697	default:
1698	{
1699	int rc2 = scmSettingsBaseHandleOpt(&pSettings->Base, rc, &ValueUnion);
1700	if (RT_SUCCESS(rc2))
1701	break;
1702	if (rc2 != VERR_GETOPT_UNKNOWN_OPTION)
1703	return 2;
1704	return RTGetOptPrintError(rc, &ValueUnion);
1705	}
1706	}
1707	}
1708
1709	scmSettingsDestroy(pSettings);
1710	return 0;
1711	}
1712

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source: vbox/trunk/src/bldprogs/scm.cpp@ 58997

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