kbuild.c@ 1422

Last change on this file since 1422 was 1397, checked in by bird, 17 years ago
Seems '_.' is a bad idea, use 'dt'.
Property svn:eol-style set to `native` Property svn:keywords set to `Id`
File size: 69.0 KB

Line
1	/* $Id: kbuild.c 1397 2008-03-16 21:32:19Z bird $ */
2	/** @file
3	*
4	* kBuild specific make functionality.
5	*
6	* Copyright (c) 2006-2007 knut st. osmundsen <[email protected]>
7	*
8	*
9	* This file is part of kBuild.
10	*
11	* kBuild is free software; you can redistribute it and/or modify
12	* it under the terms of the GNU General Public License as published by
13	* the Free Software Foundation; either version 2 of the License, or
14	* (at your option) any later version.
15	*
16	* kBuild is distributed in the hope that it will be useful,
17	* but WITHOUT ANY WARRANTY; without even the implied warranty of
18	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19	* GNU General Public License for more details.
20	*
21	* You should have received a copy of the GNU General Public License
22	* along with kBuild; if not, write to the Free Software
23	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24	*
25	*/
26
27	/* No GNU coding style here! */
28
29
30	/*******************************************************************************
31	* Header Files *
32	*******************************************************************************/
33	#include "make.h"
34	#include "filedef.h"
35	#include "variable.h"
36	#include "dep.h"
37	#include "debug.h"
38	#ifdef WINDOWS32
39	# include "pathstuff.h"
40	# include <Windows.h>
41	#endif
42	#if defined(__APPLE__)
43	# include <mach-o/dyld.h>
44	#endif
45
46	#include "kbuild.h"
47
48	#include <assert.h>
49	#include <stdarg.h>
50	#ifndef va_copy
51	# define va_copy(dst, src) do {(dst) = (src);} while (0)
52	#endif
53
54
55	/*******************************************************************************
56	* Internal Functions *
57	*******************************************************************************/
58	/* function.c */
59	char * abspath(const char name, char apath);
60
61	/*******************************************************************************
62	* Global Variables *
63	*******************************************************************************/
64	/** The argv[0] passed to main. */
65	static const char *g_pszExeName;
66	/** The initial working directory. */
67	static char *g_pszInitialCwd;
68
69
70	/**
71	* Initialize kBuild stuff.
72	*
73	* @param argc Number of arguments to main().
74	* @param argv The main() argument vector.
75	*/
76	void init_kbuild(int argc, char **argv)
77	{
78	int rc;
79	PATH_VAR(szTmp);
80
81	/*
82	* Get the initial cwd for use in my_abspath.
83	*/
84	#ifdef WINDOWS32
85	if (getcwd_fs(szTmp, GET_PATH_MAX) != 0)
86	#else
87	if (getcwd(szTmp, GET_PATH_MAX) != 0)
88	#endif
89	g_pszInitialCwd = xstrdup(szTmp);
90	else
91	fatal(NILF, _("getcwd failed"));
92
93	/*
94	* Determin the executable name.
95	*/
96	rc = -1;
97	#if defined(__APPLE__)
98	{
99	const char *pszImageName = _dyld_get_image_name(0);
100	if (pszImageName)
101	{
102	size_t cchImageName = strlen(pszImageName);
103	if (cchImageName < GET_PATH_MAX)
104	{
105	memcpy(szTmp, pszImageName, cchImageName + 1);
106	rc = 0;
107	}
108	}
109	}
110
111	#elif defined(__FreeBSD__)
112	rc = readlink("/proc/curproc/file", szTmp, GET_PATH_MAX - 1);
113	if (rc < 0 \|\| rc == GET_PATH_MAX - 1)
114	rc = -1;
115	else
116	szTmp[rc] = '\0';
117
118	#elif defined(__gnu_linux__) /** @todo find proper define... */
119	rc = readlink("/proc/self/exe", szTmp, GET_PATH_MAX - 1);
120	if (rc < 0 \|\| rc == GET_PATH_MAX - 1)
121	rc = -1;
122	else
123	szTmp[rc] = '\0';
124
125	#elif defined(__OS2__)
126	_execname(szTmp, GET_PATH_MAX);
127	rc = 0;
128
129	#elif defined(__sun__)
130	{
131	char szTmp2[64];
132	snprintf(szTmp2, sizeof(szTmp2), "/proc/%d/path/a.out", getpid());
133	rc = readlink(szTmp2, szTmp, GET_PATH_MAX - 1);
134	if (rc < 0 \|\| rc == GET_PATH_MAX - 1)
135	rc = -1;
136	else
137	szTmp[rc] = '\0';
138	}
139
140	#elif defined(WINDOWS32)
141	if (GetModuleFileName(GetModuleHandle(NULL), szTmp, GET_PATH_MAX))
142	rc = 0;
143
144	#endif
145
146	#if !defined(__OS2__) && !defined(WINDOWS32)
147	/* fallback, try use the path to locate the binary. */
148	if ( rc < 0
149	&& access(argv[0], X_OK))
150	{
151	size_t cchArgv0 = strlen(argv[0]);
152	const char *pszPath = getenv("PATH");
153	char *pszCopy = xstrdup(pszPath ? pszPath : ".");
154	char *psz = pszCopy;
155	while (*psz)
156	{
157	size_t cch;
158	char *pszEnd = strchr(psz, PATH_SEPARATOR_CHAR);
159	if (!pszEnd)
160	pszEnd = strchr(psz, '\0');
161	cch = pszEnd - psz;
162	if (cch + cchArgv0 + 2 <= GET_PATH_MAX)
163	{
164	memcpy(szTmp, psz, cch);
165	szTmp[cch] = '/';
166	memcpy(&szTmp[cch + 1], argv[0], cchArgv0 + 1);
167	if (!access(szTmp, X_OK))
168	{
169	rc = 0;
170	break;
171	}
172	}
173
174	/* next */
175	psz = pszEnd;
176	while (*psz == PATH_SEPARATOR_CHAR)
177	psz++;
178	}
179	free(pszCopy);
180	}
181	#endif
182
183	if (rc < 0)
184	g_pszExeName = argv[0];
185	else
186	g_pszExeName = xstrdup(szTmp);
187	}
188
189
190	/**
191	* Wrapper that ensures correct starting_directory.
192	*/
193	static char my_abspath(const char pszIn, char *pszOut)
194	{
195	char pszSaved, pszRet;
196
197	pszSaved = starting_directory;
198	starting_directory = g_pszInitialCwd;
199	pszRet = abspath(pszIn, pszOut);
200	starting_directory = pszSaved;
201
202	return pszRet;
203	}
204
205
206	/**
207	* Determin the PATH_KBUILD value.
208	*
209	* @returns Pointer to static a buffer containing the value (consider it read-only).
210	*/
211	const char *get_path_kbuild(void)
212	{
213	static const char *s_pszPath = NULL;
214	if (!s_pszPath)
215	{
216	PATH_VAR(szTmpPath);
217	const char *pszEnvVar = getenv("PATH_KBUILD");
218	if ( !pszEnvVar
219	\|\| !my_abspath(pszEnvVar, szTmpPath))
220	{
221	#ifdef PATH_KBUILD
222	return s_pszPath = PATH_KBUILD;
223	#else
224	/* $(abspath $(PATH_KBUILD_BIN)/../..)*/
225	size_t cch = strlen(get_path_kbuild_bin());
226	char *pszTmp2 = alloca(cch + sizeof("/../.."));
227	strcat(strcpy(pszTmp2, get_path_kbuild_bin()), "/../..");
228	if (!my_abspath(pszTmp2, szTmpPath))
229	fatal(NILF, _("failed to determin PATH_KBUILD"));
230	#endif
231	}
232	s_pszPath = xstrdup(szTmpPath);
233	}
234	return s_pszPath;
235	}
236
237
238	/**
239	* Determin the PATH_KBUILD_BIN value.
240	*
241	* @returns Pointer to static a buffer containing the value (consider it read-only).
242	*/
243	const char *get_path_kbuild_bin(void)
244	{
245	static const char *s_pszPath = NULL;
246	if (!s_pszPath)
247	{
248	PATH_VAR(szTmpPath);
249	const char *pszEnvVar = getenv("PATH_KBUILD_BIN");
250	if ( !pszEnvVar
251	\|\| !my_abspath(pszEnvVar, szTmpPath))
252	{
253	#ifdef PATH_KBUILD
254	return s_pszPath = PATH_KBUILD_BIN;
255	#else
256	/* $(abspath $(dir $(ARGV0)).) */
257	size_t cch = strlen(g_pszExeName);
258	char *pszTmp2 = alloca(cch + sizeof("."));
259	char *pszSep = pszTmp2 + cch - 1;
260	memcpy(pszTmp2, g_pszExeName, cch);
261	#ifdef HAVE_DOS_PATHS
262	while (pszSep >= pszTmp2 && pszSep != '/' && pszSep != '\\' && *pszSep != ':')
263	#else
264	while (pszSep >= pszTmp2 && *pszSep != '/')
265	#endif
266	pszSep--;
267	if (pszSep >= pszTmp2)
268	strcpy(pszSep + 1, ".");
269	else
270	strcpy(pszTmp2, ".");
271
272	if (!my_abspath(pszTmp2, szTmpPath))
273	fatal(NILF, _("failed to determin PATH_KBUILD_BIN (pszTmp2=%s szTmpPath=%s)"), pszTmp2, szTmpPath);
274	#endif
275	}
276	s_pszPath = xstrdup(szTmpPath);
277	}
278	return s_pszPath;
279	}
280
281
282	/**
283	* Determin the location of default kBuild shell.
284	*
285	* @returns Pointer to static a buffer containing the location (consider it read-only).
286	*/
287	const char *get_default_kbuild_shell(void)
288	{
289	static char *s_pszDefaultShell = NULL;
290	if (!s_pszDefaultShell)
291	{
292	#if defined(__OS2__) \|\| defined(_WIN32) \|\| defined(WINDOWS32)
293	static const char s_szShellName[] = "/kmk_ash.exe";
294	#else
295	static const char s_szShellName[] = "/kmk_ash";
296	#endif
297	const char *pszBin = get_path_kbuild_bin();
298	size_t cchBin = strlen(pszBin);
299	s_pszDefaultShell = xmalloc(cchBin + sizeof(s_szShellName));
300	memcpy(s_pszDefaultShell, pszBin, cchBin);
301	memcpy(&s_pszDefaultShell[cchBin], s_szShellName, sizeof(s_szShellName));
302	}
303	return s_pszDefaultShell;
304	}
305
306	#ifdef KMK_HELPERS
307
308	/**
309	* Applies the specified default path to any relative paths in *ppsz.
310	*
311	* @param pDefPath The default path.
312	* @param ppsz Pointer to the string pointer. If we expand anything, *ppsz
313	* will be replaced and the caller is responsible for calling free() on it.
314	* @param pcch IN: *pcch contains the current string length.
315	* OUT: *pcch contains the new string length.
316	* @param pcchAlloc *pcchAlloc contains the length allocated for the string. Can be NULL.
317	* @param fCanFree Whether *ppsz should be freed when we replace it.
318	*/
319	static void
320	kbuild_apply_defpath(struct variable pDefPath, char ppsz, int pcch, int *pcchAlloc, int fCanFree)
321	{
322	const char *pszIterator;
323	const char *pszInCur;
324	unsigned int cchInCur;
325	unsigned int cRelativePaths;
326
327	/*
328	* The first pass, count the relative paths.
329	*/
330	cRelativePaths = 0;
331	pszIterator = *ppsz;
332	while ((pszInCur = find_next_token(&pszIterator, &cchInCur)))
333	{
334	/* is relative? */
335	#ifdef HAVE_DOS_PATHS
336	if (pszInCur[0] != '/' && pszInCur[0] != '\\' && (cchInCur < 2 \|\| pszInCur[1] != ':'))
337	#else
338	if (pszInCur[0] != '/')
339	#endif
340	cRelativePaths++;
341	}
342
343	/*
344	* The second pass construct the new string.
345	*/
346	if (cRelativePaths)
347	{
348	const size_t cchOut = pcch + cRelativePaths (pDefPath->value_length + 1) + 1;
349	char *pszOut = xmalloc(cchOut);
350	char *pszOutCur = pszOut;
351	const char pszInNextCopy = ppsz;
352
353	cRelativePaths = 0;
354	pszIterator = *ppsz;
355	while ((pszInCur = find_next_token(&pszIterator, &cchInCur)))
356	{
357	/* is relative? */
358	#ifdef HAVE_DOS_PATHS
359	if (pszInCur[0] != '/' && pszInCur[0] != '\\' && (cchInCur < 2 \|\| pszInCur[1] != ':'))
360	#else
361	if (pszInCur[0] != '/')
362	#endif
363	{
364	PATH_VAR(szAbsPathIn);
365	PATH_VAR(szAbsPathOut);
366
367	if (pDefPath->value_length + cchInCur + 1 >= GET_PATH_MAX)
368	continue;
369
370	/* Create the abspath input. */
371	memcpy(szAbsPathIn, pDefPath->value, pDefPath->value_length);
372	szAbsPathIn[pDefPath->value_length] = '/';
373	memcpy(&szAbsPathIn[pDefPath->value_length + 1], pszInCur, cchInCur);
374	szAbsPathIn[pDefPath->value_length + 1 + cchInCur] = '\0';
375
376	if (abspath(szAbsPathIn, szAbsPathOut) != NULL)
377	{
378	const size_t cchAbsPathOut = strlen(szAbsPathOut);
379	assert(cchAbsPathOut <= pDefPath->value_length + 1 + cchInCur);
380
381	/* copy leading input */
382	if (pszInCur != pszInNextCopy)
383	{
384	const size_t cchCopy = pszInCur - pszInNextCopy;
385	memcpy(pszOutCur, pszInNextCopy, cchCopy);
386	pszOutCur += cchCopy;
387	}
388	pszInNextCopy = pszInCur + cchInCur;
389
390	/* copy out the abspath. */
391	memcpy(pszOutCur, szAbsPathOut, cchAbsPathOut);
392	pszOutCur += cchAbsPathOut;
393	}
394	}
395	}
396	/* the final copy (includes the nil). */
397	cchInCur = ppsz + pcch - pszInNextCopy;
398	memcpy(pszOutCur, pszInNextCopy, cchInCur);
399	pszOutCur += cchInCur;
400	*pszOutCur = '\0';
401	assert((size_t)(pszOutCur - pszOut) < cchOut);
402
403	/* set return values */
404	if (fCanFree)
405	free(*ppsz);
406	*ppsz = pszOut;
407	*pcch = pszOutCur - pszOut;
408	if (pcchAlloc)
409	*pcchAlloc = cchOut;
410	}
411	}
412
413
414	/**
415	* Gets a variable that must exist.
416	* Will cause a fatal failure if the variable doesn't exist.
417	*
418	* @returns Pointer to the variable.
419	* @param pszName The variable name.
420	*/
421	static struct variable *
422	kbuild_get_variable(const char *pszName)
423	{
424	#ifndef NDEBUG
425	unsigned i;
426	#endif
427	struct variable *pVar = lookup_variable(pszName, strlen(pszName));
428	if (!pVar)
429	fatal(NILF, _("variable `%s' isn't defined!"), pszName);
430	if (pVar->recursive)
431	fatal(NILF, _("variable `%s' is defined as `recursive' instead of `simple'!"), pszName);
432	#ifndef NDEBUG
433	i = strlen(pVar->value);
434	if (i != pVar->value_length)
435	{
436	printf("%d != %d %s\n", pVar->value_length, i, pVar->name);
437	# ifdef _MSC_VER
438	__debugbreak();
439	# endif
440	assert(0);
441	}
442	#endif
443	return pVar;
444	}
445
446
447	/**
448	* Gets a variable that must exist and can be recursive.
449	* Will cause a fatal failure if the variable doesn't exist.
450	*
451	* @returns Pointer to the variable.
452	* @param pszName The variable name.
453	*/
454	static struct variable *
455	kbuild_get_recursive_variable(const char *pszName)
456	{
457	#ifndef NDEBUG
458	unsigned i;
459	#endif
460	struct variable *pVar = lookup_variable(pszName, strlen(pszName));
461	if (!pVar)
462	fatal(NILF, _("variable `%s' isn't defined!"), pszName);
463	#ifndef NDEBUG
464	i = strlen(pVar->value);
465	if (i != pVar->value_length)
466	{
467	printf("%d != %d %s\n", pVar->value_length, i, pVar->name);
468	# ifdef _MSC_VER
469	__debugbreak();
470	# endif
471	assert(0);
472	}
473	#endif
474	return pVar;
475	}
476
477
478	/**
479	* Gets a variable that doesn't have to exit, but if it does can be recursive.
480	*
481	* @returns Pointer to the variable.
482	* NULL if not found.
483	* @param pszName The variable name.
484	*/
485	static struct variable *
486	kbuild_query_recursive_variable(const char *pszName)
487	{
488	#ifndef NDEBUG
489	unsigned i;
490	#endif
491	struct variable *pVar = lookup_variable(pszName, strlen(pszName));
492	if (pVar)
493	{
494	#ifndef NDEBUG
495	i = strlen(pVar->value);
496	if (i != pVar->value_length)
497	{
498	printf("%d != %d %s\n", pVar->value_length, i, pVar->name);
499	# ifdef _MSC_VER
500	__debugbreak();
501	# endif
502	assert(0);
503	}
504	#endif
505	}
506	return pVar;
507	}
508
509
510	/**
511	* Converts the specified variable into a 'simple' one.
512	* @returns pVar.
513	* @param pVar The variable.
514	*/
515	static struct variable *
516	kbuild_simplify_variable(struct variable *pVar)
517	{
518	if (memchr(pVar->value, '$', pVar->value_length))
519	{
520	char *pszExpanded = allocated_variable_expand(pVar->value);
521	free(pVar->value);
522	pVar->value = pszExpanded;
523	pVar->value_length = strlen(pVar->value);
524	pVar->value_alloc_len = pVar->value_length + 1;
525	}
526	pVar->recursive = 0;
527	return pVar;
528	}
529
530
531	/**
532	* Looks up a variable.
533	* The value_length field is valid upon successful return.
534	*
535	* @returns Pointer to the variable. NULL if not found.
536	* @param pszName The variable name.
537	*/
538	static struct variable *
539	kbuild_lookup_variable(const char *pszName)
540	{
541	struct variable *pVar = lookup_variable(pszName, strlen(pszName));
542	if (pVar)
543	{
544	#ifndef NDEBUG
545	unsigned i = strlen(pVar->value);
546	if (i != pVar->value_length)
547	{
548	printf("%d != %d %s\n", pVar->value_length, i, pVar->name);
549	# ifdef _MSC_VER
550	__debugbreak();
551	# endif
552	assert(0);
553	}
554	#endif
555	/* Make sure the variable is simple, convert it if necessary. */
556	if (pVar->recursive)
557	kbuild_simplify_variable(pVar);
558	}
559	return pVar;
560	}
561
562
563	/**
564	* Looks up a variable and applies default a path to all relative paths.
565	* The value_length field is valid upon successful return.
566	*
567	* @returns Pointer to the variable. NULL if not found.
568	* @param pDefPath The default path.
569	* @param pszName The variable name.
570	*/
571	static struct variable *
572	kbuild_lookup_variable_defpath(struct variable pDefPath, const char pszName)
573	{
574	struct variable *pVar = kbuild_lookup_variable(pszName);
575	if (pVar && pDefPath)
576	kbuild_apply_defpath(pDefPath, &pVar->value, &pVar->value_length, &pVar->value_alloc_len, 1);
577	return pVar;
578	}
579
580
581	/** Same as kbuild_lookup_variable except that a '%s' in the name string
582	* will be substituted with the values of the variables in the va list. */
583	static struct variable *
584	kbuild_lookup_variable_fmt_va(struct variable pDefPath, const char pszNameFmt, va_list va)
585	{
586	va_list va2;
587	size_t cchName;
588	const char *pszFmt;
589	char *pszName;
590	char *psz;
591
592	/* first pass, calc value name size and allocate stack buffer. */
593	va_copy(va2, va);
594
595	cchName = strlen(pszNameFmt) + 1;
596	pszFmt = strchr(pszNameFmt, '%');
597	while (pszFmt)
598	{
599	struct variable pVar = va_arg(va, struct variable );
600	if (pVar)
601	cchName += pVar->value_length;
602	pszFmt = strchr(pszFmt + 1, '%');
603	}
604	pszName = alloca(cchName);
605
606	/* second pass format it. */
607	pszFmt = pszNameFmt;
608	psz = pszName;
609	for (;;)
610	{
611	char ch = *pszFmt++;
612	if (ch != '%')
613	{
614	*psz++ = ch;
615	if (!ch)
616	break;
617	}
618	else
619	{
620	struct variable pVar = va_arg(va2, struct variable );
621	if (pVar)
622	{
623	memcpy(psz, pVar->value, pVar->value_length);
624	psz += pVar->value_length;
625	}
626	}
627	}
628	va_end(va2);
629
630	if (pDefPath)
631	return kbuild_lookup_variable_defpath(pDefPath, pszName);
632	return kbuild_lookup_variable(pszName);
633	}
634
635
636	/** Same as kbuild_lookup_variable except that a '%s' in the name string
637	* will be substituted with the values of the variables in the ellipsis. */
638	static struct variable *
639	kbuild_lookup_variable_fmt(struct variable pDefPath, const char pszNameFmt, ...)
640	{
641	struct variable *pVar;
642	va_list va;
643	va_start(va, pszNameFmt);
644	pVar = kbuild_lookup_variable_fmt_va(pDefPath, pszNameFmt, va);
645	va_end(va);
646	return pVar;
647	}
648
649
650	/**
651	* Gets the first defined property variable.
652	*/
653	static struct variable *
654	kbuild_first_prop(struct variable pTarget, struct variable pSource,
655	struct variable pTool, struct variable pType,
656	struct variable pBldTrg, struct variable pBldTrgArch,
657	const char pszPropF1, const char pszPropF2, const char *pszVarName)
658	{
659	struct variable *pVar;
660	struct variable PropF1, PropF2;
661
662	PropF1.value = (char *)pszPropF1;
663	PropF1.value_length = strlen(pszPropF1);
664
665	PropF2.value = (char *)pszPropF2;
666	PropF2.value_length = strlen(pszPropF2);
667
668	if ( (pVar = kbuild_lookup_variable_fmt(NULL, "%_%_%%.%.%",pTarget, pSource, pType, &PropF2, pBldTrg, pBldTrgArch))
669	\|\| (pVar = kbuild_lookup_variable_fmt(NULL, "%_%_%%.%", pTarget, pSource, pType, &PropF2, pBldTrg))
670	\|\| (pVar = kbuild_lookup_variable_fmt(NULL, "%_%_%%", pTarget, pSource, pType, &PropF2))
671	\|\| (pVar = kbuild_lookup_variable_fmt(NULL, "%_%_%.%.%", pTarget, pSource, &PropF2, pBldTrg, pBldTrgArch))
672	\|\| (pVar = kbuild_lookup_variable_fmt(NULL, "%_%_%.%", pTarget, pSource, &PropF2, pBldTrg))
673	\|\| (pVar = kbuild_lookup_variable_fmt(NULL, "%_%_%", pTarget, pSource, &PropF2))
674	\|\| (pVar = kbuild_lookup_variable_fmt(NULL, "%_%%.%.%", pSource, pType, &PropF2, pBldTrg, pBldTrgArch))
675	\|\| (pVar = kbuild_lookup_variable_fmt(NULL, "%_%%.%", pSource, pType, &PropF2, pBldTrg))
676	\|\| (pVar = kbuild_lookup_variable_fmt(NULL, "%_%%", pSource, pType, &PropF2))
677	\|\| (pVar = kbuild_lookup_variable_fmt(NULL, "%_%.%.%", pSource, &PropF2, pBldTrg, pBldTrgArch))
678	\|\| (pVar = kbuild_lookup_variable_fmt(NULL, "%_%.%", pSource, &PropF2, pBldTrg))
679	\|\| (pVar = kbuild_lookup_variable_fmt(NULL, "%_%", pSource, &PropF2))
680	\|\| (pVar = kbuild_lookup_variable_fmt(NULL, "%_%%.%.%", pTarget, pType, &PropF2, pBldTrg, pBldTrgArch))
681	\|\| (pVar = kbuild_lookup_variable_fmt(NULL, "%_%%.%", pTarget, pType, &PropF2, pBldTrg))
682	\|\| (pVar = kbuild_lookup_variable_fmt(NULL, "%_%%", pTarget, pType, &PropF2))
683	\|\| (pVar = kbuild_lookup_variable_fmt(NULL, "%_%.%.%", pTarget, &PropF2, pBldTrg, pBldTrgArch))
684	\|\| (pVar = kbuild_lookup_variable_fmt(NULL, "%_%.%", pTarget, &PropF2, pBldTrg))
685	\|\| (pVar = kbuild_lookup_variable_fmt(NULL, "%_%", pTarget, &PropF2))
686
687	\|\| (pTool && (pVar = kbuild_lookup_variable_fmt(NULL, "TOOL_%_%%.%.%", pTool, pType, &PropF2, pBldTrg, pBldTrgArch)))
688	\|\| (pTool && (pVar = kbuild_lookup_variable_fmt(NULL, "TOOL_%_%%.%", pTool, pType, &PropF2, pBldTrg)))
689	\|\| (pTool && (pVar = kbuild_lookup_variable_fmt(NULL, "TOOL_%_%%", pTool, pType, &PropF2)))
690	\|\| (pTool && (pVar = kbuild_lookup_variable_fmt(NULL, "TOOL_%_%.%.%", pTool, &PropF2, pBldTrg, pBldTrgArch)))
691	\|\| (pTool && (pVar = kbuild_lookup_variable_fmt(NULL, "TOOL_%_%.%", pTool, &PropF2, pBldTrg)))
692	\|\| (pTool && (pVar = kbuild_lookup_variable_fmt(NULL, "TOOL_%_%", pTool, &PropF2)))
693
694	\|\| (pVar = kbuild_lookup_variable_fmt(NULL, "%%.%.%", pType, &PropF1, pBldTrg, pBldTrgArch))
695	\|\| (pVar = kbuild_lookup_variable_fmt(NULL, "%%.%", pType, &PropF1, pBldTrg))
696	\|\| (pVar = kbuild_lookup_variable_fmt(NULL, "%%", pType, &PropF1))
697	\|\| (pVar = kbuild_lookup_variable_fmt(NULL, "%.%.%", &PropF1, pBldTrg, pBldTrgArch))
698	\|\| (pVar = kbuild_lookup_variable_fmt(NULL, "%.%", &PropF1, pBldTrg))
699	\|\| (pVar = kbuild_lookup_variable(pszPropF1))
700	)
701	{
702	/* strip it */
703	char *psz = pVar->value;
704	char *pszEnd = psz + pVar->value_length;
705	while (isblank((unsigned char)*psz))
706	psz++;
707	while (pszEnd > psz && isblank((unsigned char)pszEnd[-1]))
708	pszEnd--;
709	if (pszEnd > psz)
710	{
711	char chSaved = *pszEnd;
712	*pszEnd = '\0';
713	pVar = define_variable_vl(pszVarName, strlen(pszVarName), psz, pszEnd - psz,
714	1 /* duplicate /, o_file, 0 / !recursive */);
715	*pszEnd = chSaved;
716	if (pVar)
717	return pVar;
718	}
719	}
720	return NULL;
721	}
722
723
724	/*
725	_SOURCE_TOOL = $(strip $(firstword \
726	$($(target)_$(source)_$(type)TOOL.$(bld_trg).$(bld_trg_arch)) \
727	$($(target)_$(source)_$(type)TOOL.$(bld_trg)) \
728	$($(target)_$(source)_$(type)TOOL) \
729	$($(target)_$(source)_TOOL.$(bld_trg).$(bld_trg_arch)) \
730	$($(target)_$(source)_TOOL.$(bld_trg)) \
731	$($(target)_$(source)_TOOL) \
732	$($(source)_$(type)TOOL.$(bld_trg).$(bld_trg_arch)) \
733	$($(source)_$(type)TOOL.$(bld_trg)) \
734	$($(source)_$(type)TOOL) \
735	$($(source)_TOOL.$(bld_trg).$(bld_trg_arch)) \
736	$($(source)_TOOL.$(bld_trg)) \
737	$($(source)_TOOL) \
738	$($(target)_$(type)TOOL.$(bld_trg).$(bld_trg_arch)) \
739	$($(target)_$(type)TOOL.$(bld_trg)) \
740	$($(target)_$(type)TOOL) \
741	$($(target)_TOOL.$(bld_trg).$(bld_trg_arch)) \
742	$($(target)_TOOL.$(bld_trg)) \
743	$($(target)_TOOL) \
744	$($(type)TOOL.$(bld_trg).$(bld_trg_arch)) \
745	$($(type)TOOL.$(bld_trg)) \
746	$($(type)TOOL) \
747	$(TOOL.$(bld_trg).$(bld_trg_arch)) \
748	$(TOOL.$(bld_trg)) \
749	$(TOOL) ))
750	*/
751	static struct variable *
752	kbuild_get_source_tool(struct variable pTarget, struct variable pSource, struct variable *pType,
753	struct variable pBldTrg, struct variable pBldTrgArch, const char *pszVarName)
754	{
755	struct variable *pVar = kbuild_first_prop(pTarget, pSource, NULL, pType, pBldTrg, pBldTrgArch,
756	"TOOL", "TOOL", pszVarName);
757	if (!pVar)
758	fatal(NILF, _("no tool for source `%s' in target `%s'!"), pSource->value, pTarget->value);
759	return pVar;
760	}
761
762
763	/* Implements _SOURCE_TOOL. */
764	char *
765	func_kbuild_source_tool(char o, char argv, const char pszFuncName)
766	{
767	struct variable *pVar = kbuild_get_source_tool(kbuild_get_variable("target"),
768	kbuild_get_variable("source"),
769	kbuild_get_variable("type"),
770	kbuild_get_variable("bld_trg"),
771	kbuild_get_variable("bld_trg_arch"),
772	argv[0]);
773	if (pVar)
774	o = variable_buffer_output(o, pVar->value, pVar->value_length);
775	return o;
776
777	}
778
779
780	/* This has been extended a bit, it's now identical to _SOURCE_TOOL.
781	$(firstword \
782	$($(target)_$(source)_OBJSUFF.$(bld_trg).$(bld_trg_arch))\
783	$($(target)_$(source)_OBJSUFF.$(bld_trg))\
784	$($(target)_$(source)_OBJSUFF)\
785	$($(source)_OBJSUFF.$(bld_trg).$(bld_trg_arch))\
786	$($(source)_OBJSUFF.$(bld_trg))\
787	$($(source)_OBJSUFF)\
788	$($(target)_OBJSUFF.$(bld_trg).$(bld_trg_arch))\
789	$($(target)_OBJSUFF.$(bld_trg))\
790	$($(target)_OBJSUFF)\
791	$(TOOL_$(tool)_$(type)OBJSUFF.$(bld_trg).$(bld_trg_arch))\
792	$(TOOL_$(tool)_$(type)OBJSUFF.$(bld_trg))\
793	$(TOOL_$(tool)_$(type)OBJSUFF)\
794	$(SUFF_OBJ))
795	*/
796	static struct variable *
797	kbuild_get_object_suffix(struct variable pTarget, struct variable pSource,
798	struct variable pTool, struct variable pType,
799	struct variable pBldTrg, struct variable pBldTrgArch, const char *pszVarName)
800	{
801	struct variable *pVar = kbuild_first_prop(pTarget, pSource, pTool, pType, pBldTrg, pBldTrgArch,
802	"SUFF_OBJ", "OBJSUFF", pszVarName);
803	if (!pVar)
804	fatal(NILF, _("no OBJSUFF attribute or SUFF_OBJ default for source `%s' in target `%s'!"), pSource->value, pTarget->value);
805	return pVar;
806	}
807
808
809	/* */
810	char *
811	func_kbuild_object_suffix(char o, char argv, const char pszFuncName)
812	{
813	struct variable *pVar = kbuild_get_object_suffix(kbuild_get_variable("target"),
814	kbuild_get_variable("source"),
815	kbuild_get_variable("tool"),
816	kbuild_get_variable("type"),
817	kbuild_get_variable("bld_trg"),
818	kbuild_get_variable("bld_trg_arch"),
819	argv[0]);
820	if (pVar)
821	o = variable_buffer_output(o, pVar->value, pVar->value_length);
822	return o;
823
824	}
825
826
827	/*
828	## Figure out where to put object files.
829	# @param $1 source file
830	# @param $2 normalized main target
831	# @remark There are two major hacks here:
832	# 1. Source files in the output directory are translated into a gen/ subdir.
833	# 2. Catch anyone specifying $(PATH_SUB_CURRENT)/sourcefile.c.
834	_OBJECT_BASE = $(PATH_TARGET)/$(2)/$(call no-root-slash,$(call no-drive,$(basename \
835	$(patsubst $(PATH_ROOT)/%,%,$(patsubst $(PATH_SUB_CURRENT)/%,%,$(patsubst $(PATH_TARGET)/$(2)/%,gen/%,$(1)))))))
836	*/
837	static struct variable *
838	kbuild_get_object_base(struct variable pTarget, struct variable pSource, const char *pszVarName)
839	{
840	struct variable *pPathTarget = kbuild_get_variable("PATH_TARGET");
841	struct variable *pPathRoot = kbuild_get_variable("PATH_ROOT");
842	struct variable *pPathSubCur = kbuild_get_variable("PATH_SUB_CURRENT");
843	const char *pszSrcPrefix = NULL;
844	size_t cchSrcPrefix = 0;
845	size_t cchSrc = 0;
846	const char *pszSrcEnd;
847	char *pszSrc;
848	char *pszResult;
849	char *psz;
850	char *pszDot;
851	size_t cch;
852
853	/*
854	* Strip the source filename of any uncessary leading path and root specs.
855	*/
856	/* */
857	if ( pSource->value_length > pPathTarget->value_length
858	&& !strncmp(pSource->value, pPathTarget->value, pPathTarget->value_length))
859	{
860	pszSrc = pSource->value + pPathTarget->value_length;
861	pszSrcPrefix = "gen/";
862	cchSrcPrefix = sizeof("gen/") - 1;
863	if ( *pszSrc == '/'
864	&& !strncmp(pszSrc + 1, pTarget->value, pTarget->value_length)
865	&& ( pszSrc[pTarget->value_length + 1] == '/'
866	\|\| pszSrc[pTarget->value_length + 1] == '\0'))
867	pszSrc += 1 + pTarget->value_length;
868	}
869	else if ( pSource->value_length > pPathRoot->value_length
870	&& !strncmp(pSource->value, pPathRoot->value, pPathRoot->value_length))
871	{
872	pszSrc = pSource->value + pPathRoot->value_length;
873	if ( *pszSrc == '/'
874	&& !strncmp(pszSrc + 1, pPathSubCur->value, pPathSubCur->value_length)
875	&& ( pszSrc[pPathSubCur->value_length + 1] == '/'
876	\|\| pszSrc[pPathSubCur->value_length + 1] == '\0'))
877	pszSrc += 1 + pPathSubCur->value_length;
878	}
879	else
880	pszSrc = pSource->value;
881
882	/* skip root specification */
883	#ifdef HAVE_DOS_PATHS
884	if (isalpha(pszSrc[0]) && pszSrc[1] == ':')
885	pszSrc += 2;
886	#endif
887	while (*pszSrc == '/'
888	#ifdef HAVE_DOS_PATHS
889	\|\| *pszSrc == '\\'
890	#endif
891	)
892	pszSrc++;
893
894	/* drop the source extension. */
895	pszSrcEnd = pSource->value + pSource->value_length;
896	for (;;)
897	{
898	pszSrcEnd--;
899	if ( pszSrcEnd <= pszSrc
900	\|\| *pszSrcEnd == '/'
901	#ifdef HAVE_DOS_PATHS
902	\|\| *pszSrcEnd == '\\'
903	\|\| *pszSrcEnd == ':'
904	#endif
905	)
906	{
907	pszSrcEnd = pSource->value + pSource->value_length;
908	break;
909	}
910	if (*pszSrcEnd == '.')
911	break;
912	}
913
914	/*
915	* Assemble the string on the heap and define the objbase variable
916	* which we then return.
917	*/
918	cchSrc = pszSrcEnd - pszSrc;
919	cch = pPathTarget->value_length
920	+ 1 /* slash */
921	+ pTarget->value_length
922	+ 1 /* slash */
923	+ cchSrcPrefix
924	+ cchSrc
925	+ 1;
926	psz = pszResult = xmalloc(cch);
927
928	memcpy(psz, pPathTarget->value, pPathTarget->value_length); psz += pPathTarget->value_length;
929	*psz++ = '/';
930	memcpy(psz, pTarget->value, pTarget->value_length); psz += pTarget->value_length;
931	*psz++ = '/';
932	if (pszSrcPrefix)
933	{
934	memcpy(psz, pszSrcPrefix, cchSrcPrefix);
935	psz += cchSrcPrefix;
936	}
937	pszDot = psz;
938	memcpy(psz, pszSrc, cchSrc); psz += cchSrc;
939	*psz = '\0';
940
941	/* convert '..' path elements in the source to 'dt'. */
942	psz = pszDot;
943	while ((psz = memchr(psz, '.', cchSrc + 1 - (pszDot - psz))) != NULL)
944	{
945	if ( psz[1] == '.'
946	&& ( psz == pszDot
947	\|\| psz[-1] == '/'
948	#ifdef HAVE_DOS_PATHS
949	\|\| psz[-1] == '\\'
950	\|\| psz[-1] == ':'
951	#endif
952	)
953	&& ( !psz[2]
954	\|\| psz[2] == '/'
955	#ifdef HAVE_DOS_PATHS
956	\|\| psz[2] == '\\'
957	\|\| psz[2] == ':'
958	#endif
959	)
960	)
961	{
962	*psz++ = 'd';
963	*psz++ = 't';
964	}
965	else
966	psz++;
967	}
968
969	/*
970	* Define the variable in the current set and return it.
971	*/
972	return define_variable_vl(pszVarName, strlen(pszVarName), pszResult, cch - 1,
973	0 /* use pszResult /, o_file, 0 / !recursive */);
974	}
975
976
977	/* Implements _OBJECT_BASE. */
978	char *
979	func_kbuild_object_base(char o, char argv, const char pszFuncName)
980	{
981	struct variable *pVar = kbuild_get_object_base(kbuild_lookup_variable("target"),
982	kbuild_lookup_variable("source"),
983	argv[0]);
984	if (pVar)
985	o = variable_buffer_output(o, pVar->value, pVar->value_length);
986	return o;
987
988	}
989
990
991	struct kbuild_sdks
992	{
993	char *apsz[4];
994	struct variable *pa;
995	unsigned c;
996	unsigned iGlobal;
997	unsigned cGlobal;
998	unsigned iTarget;
999	unsigned cTarget;
1000	unsigned iSource;
1001	unsigned cSource;
1002	unsigned iTargetSource;
1003	unsigned cTargetSource;
1004	};
1005
1006
1007	/* Fills in the SDK struct (remember to free it). */
1008	static void
1009	kbuild_get_sdks(struct kbuild_sdks pSdks, struct variable pTarget, struct variable *pSource,
1010	struct variable pBldType, struct variable pBldTrg, struct variable *pBldTrgArch)
1011	{
1012	int i, j;
1013	size_t cchTmp, cch;
1014	char *pszTmp;
1015	unsigned cchCur;
1016	char *pszCur;
1017	const char *pszIterator;
1018
1019	/* basic init. */
1020	pSdks->pa = NULL;
1021	pSdks->c = 0;
1022	i = 0;
1023
1024	/* determin required tmp variable name space. */
1025	cchTmp = sizeof("$(__SDKS) $(__SDKS.) $(__SDKS.) $(__SDKS.) $(__SDKS..)")
1026	+ (pTarget->value_length + pSource->value_length) * 5
1027	+ pBldType->value_length
1028	+ pBldTrg->value_length
1029	+ pBldTrgArch->value_length
1030	+ pBldTrg->value_length + pBldTrgArch->value_length;
1031	pszTmp = alloca(cchTmp);
1032
1033	/* the global sdks. */
1034	pSdks->iGlobal = i;
1035	pSdks->cGlobal = 0;
1036	sprintf(pszTmp, "$(SDKS) $(SDKS.%s) $(SDKS.%s) $(SDKS.%s) $(SDKS.%s.%s)",
1037	pBldType->value,
1038	pBldTrg->value,
1039	pBldTrgArch->value,
1040	pBldTrg->value, pBldTrgArch->value);
1041	pszIterator = pSdks->apsz[0] = allocated_variable_expand(pszTmp);
1042	while ((pszCur = find_next_token(&pszIterator, &cchCur)) != 0)
1043	pSdks->cGlobal++;
1044	i += pSdks->cGlobal;
1045
1046	/* the target sdks.*/
1047	pSdks->iTarget = i;
1048	pSdks->cTarget = 0;
1049	sprintf(pszTmp, "$(%s_SDKS) $(%s_SDKS.%s) $(%s_SDKS.%s) $(%s_SDKS.%s) $(%s_SDKS.%s.%s)",
1050	pTarget->value,
1051	pTarget->value, pBldType->value,
1052	pTarget->value, pBldTrg->value,
1053	pTarget->value, pBldTrgArch->value,
1054	pTarget->value, pBldTrg->value, pBldTrgArch->value);
1055	pszIterator = pSdks->apsz[1] = allocated_variable_expand(pszTmp);
1056	while ((pszCur = find_next_token(&pszIterator, &cchCur)) != 0)
1057	pSdks->cTarget++;
1058	i += pSdks->cTarget;
1059
1060	/* the source sdks.*/
1061	pSdks->iSource = i;
1062	pSdks->cSource = 0;
1063	sprintf(pszTmp, "$(%s_SDKS) $(%s_SDKS.%s) $(%s_SDKS.%s) $(%s_SDKS.%s) $(%s_SDKS.%s.%s)",
1064	pSource->value,
1065	pSource->value, pBldType->value,
1066	pSource->value, pBldTrg->value,
1067	pSource->value, pBldTrgArch->value,
1068	pSource->value, pBldTrg->value, pBldTrgArch->value);
1069	pszIterator = pSdks->apsz[2] = allocated_variable_expand(pszTmp);
1070	while ((pszCur = find_next_token(&pszIterator, &cchCur)) != 0)
1071	pSdks->cSource++;
1072	i += pSdks->cSource;
1073
1074	/* the target + source sdks. */
1075	pSdks->iTargetSource = i;
1076	pSdks->cTargetSource = 0;
1077	cch = sprintf(pszTmp, "$(%s_%s_SDKS) $(%s_%s_SDKS.%s) $(%s_%s_SDKS.%s) $(%s_%s_SDKS.%s) $(%s_%s_SDKS.%s.%s)",
1078	pTarget->value, pSource->value,
1079	pTarget->value, pSource->value, pBldType->value,
1080	pTarget->value, pSource->value, pBldTrg->value,
1081	pTarget->value, pSource->value, pBldTrgArch->value,
1082	pTarget->value, pSource->value, pBldTrg->value, pBldTrgArch->value);
1083	assert(cch < cchTmp); (void)cch;
1084	pszIterator = pSdks->apsz[3] = allocated_variable_expand(pszTmp);
1085	while ((pszCur = find_next_token(&pszIterator, &cchCur)) != 0)
1086	pSdks->cTargetSource++;
1087	i += pSdks->cTargetSource;
1088
1089	pSdks->c = i;
1090	if (!i)
1091	return;
1092
1093	/*
1094	* Allocate the variable array and create the variables.
1095	*/
1096	pSdks->pa = (struct variable )xmalloc(sizeof(pSdks->pa[0]) i);
1097	memset(pSdks->pa, 0, sizeof(pSdks->pa[0]) * i);
1098	for (i = j = 0; j < sizeof(pSdks->apsz) / sizeof(pSdks->apsz[0]); j++)
1099	{
1100	int k = i;
1101	pszIterator = pSdks->apsz[j];
1102	while ((pszCur = find_next_token(&pszIterator, &cchCur)) != 0)
1103	{
1104	pSdks->pa[i].value = pszCur;
1105	pSdks->pa[i].value_length = cchCur;
1106	i++;
1107	}
1108	}
1109	assert(i == pSdks->c);
1110
1111	/* terminate them (find_next_token won't work if we terminate them in the previous loop). */
1112	while (i-- > 0)
1113	pSdks->pa[i].value[pSdks->pa[i].value_length] = '\0';
1114	}
1115
1116
1117	/* releases resources allocated in the kbuild_get_sdks. */
1118	static void
1119	kbuild_put_sdks(struct kbuild_sdks *pSdks)
1120	{
1121	unsigned j;
1122	for (j = 0; j < sizeof(pSdks->apsz) / sizeof(pSdks->apsz[0]); j++)
1123	free(pSdks->apsz[j]);
1124	free(pSdks->pa);
1125	}
1126
1127
1128	/* this kind of stuff:
1129
1130	defs := $(kb-src-exp defs)
1131	$(TOOL_$(tool)_DEFS)\
1132	$(TOOL_$(tool)_DEFS.$(bld_type))\
1133	$(TOOL_$(tool)_DEFS.$(bld_trg))\
1134	$(TOOL_$(tool)_DEFS.$(bld_trg_arch))\
1135	$(TOOL_$(tool)_DEFS.$(bld_trg).$(bld_trg_arch))\
1136	$(TOOL_$(tool)_DEFS.$(bld_trg_cpu))\
1137	$(TOOL_$(tool)_$(type)DEFS)\
1138	$(TOOL_$(tool)_$(type)DEFS.$(bld_type))\
1139	$(foreach sdk, $(SDKS.$(bld_trg)) \
1140	$(SDKS.$(bld_trg).$(bld_trg_arch)) \
1141	$(SDKS.$(bld_type)) \
1142	$(SDKS),\
1143	$(SDK_$(sdk)_DEFS)\
1144	$(SDK_$(sdk)_DEFS.$(bld_type))\
1145	$(SDK_$(sdk)_DEFS.$(bld_trg))\
1146	$(SDK_$(sdk)_DEFS.$(bld_trg_arch))\
1147	$(SDK_$(sdk)_DEFS.$(bld_trg).$(bld_trg_arch))\
1148	$(SDK_$(sdk)_DEFS.$(bld_trg_cpu))\
1149	$(SDK_$(sdk)_$(type)DEFS)\
1150	$(SDK_$(sdk)_$(type)DEFS.$(bld_type))\
1151	$(SDK_$(sdk)_$(type)DEFS.$(bld_trg))\
1152	$(SDK_$(sdk)_$(type)DEFS.$(bld_trg_arch))\
1153	$(SDK_$(sdk)_$(type)DEFS.$(bld_trg).$(bld_trg_arch))\
1154	$(SDK_$(sdk)_$(type)DEFS.$(bld_trg_cpu)))\
1155	$(DEFS)\
1156	$(DEFS.$(bld_type))\
1157	$(DEFS.$(bld_trg))\
1158	$(DEFS.$(bld_trg_arch))\
1159	$(DEFS.$(bld_trg).$(bld_trg_arch))\
1160	$(DEFS.$(bld_trg_cpu))\
1161	$($(type)DEFS)\
1162	$($(type)DEFS.$(bld_type))\
1163	$($(type)DEFS.$(bld_trg))\
1164	$($(type)DEFS.$(bld_trg_arch))\
1165	$($(type)DEFS.$(bld_trg).$(bld_trg_arch))\
1166	$($(type)DEFS.$(bld_trg_cpu))\
1167	$(foreach sdk, $($(target)_SDKS.$(bld_trg)) \
1168	$($(target)_SDKS.$(bld_trg).$(bld_trg_arch)) \
1169	$($(target)_SDKS.$(bld_type)) \
1170	$($(target)_SDKS),\
1171	$(SDK_$(sdk)_DEFS)\
1172	$(SDK_$(sdk)_DEFS.$(bld_type))\
1173	$(SDK_$(sdk)_DEFS.$(bld_trg))\
1174	$(SDK_$(sdk)_DEFS.$(bld_trg_arch))\
1175	$(SDK_$(sdk)_DEFS.$(bld_trg).$(bld_trg_arch))\
1176	$(SDK_$(sdk)_DEFS.$(bld_trg_cpu))\
1177	$(SDK_$(sdk)_$(type)DEFS)\
1178	$(SDK_$(sdk)_$(type)DEFS.$(bld_type))\
1179	$(SDK_$(sdk)_$(type)DEFS.$(bld_trg))\
1180	$(SDK_$(sdk)_$(type)DEFS.$(bld_trg_arch))\
1181	$(SDK_$(sdk)_$(type)DEFS.$(bld_trg).$(bld_trg_arch))\
1182	$(SDK_$(sdk)_$(type)DEFS.$(bld_trg_cpu)))\
1183	$($(target)_DEFS)\
1184	$($(target)_DEFS.$(bld_type))\
1185	$($(target)_DEFS.$(bld_trg))\
1186	$($(target)_DEFS.$(bld_trg_arch))\
1187	$($(target)_DEFS.$(bld_trg).$(bld_trg_arch))\
1188	$($(target)_DEFS.$(bld_trg_cpu))\
1189	$($(target)_$(type)DEFS)\
1190	$($(target)_$(type)DEFS.$(bld_type))\
1191	$($(target)_$(type)DEFS.$(bld_trg))\
1192	$($(target)_$(type)DEFS.$(bld_trg_arch))\
1193	$($(target)_$(type)DEFS.$(bld_trg).$(bld_trg_arch))\
1194	$($(target)_$(type)DEFS.$(bld_trg_cpu))\
1195	$(foreach sdk, $($(source)_SDKS.$(bld_trg)) \
1196	$($(source)_SDKS.$(bld_trg).$(bld_trg_arch)) \
1197	$($(source)_SDKS.$(bld_type)) \
1198	$($(source)_SDKS),\
1199	$(SDK_$(sdk)_DEFS)\
1200	$(SDK_$(sdk)_DEFS.$(bld_type))\
1201	$(SDK_$(sdk)_DEFS.$(bld_trg))\
1202	$(SDK_$(sdk)_DEFS.$(bld_trg_arch))\
1203	$(SDK_$(sdk)_DEFS.$(bld_trg).$(bld_trg_arch))\
1204	$(SDK_$(sdk)_DEFS.$(bld_trg_cpu))\
1205	$(SDK_$(sdk)_$(type)DEFS)\
1206	$(SDK_$(sdk)_$(type)DEFS.$(bld_type))\
1207	$(SDK_$(sdk)_$(type)DEFS.$(bld_trg))\
1208	$(SDK_$(sdk)_$(type)DEFS.$(bld_trg_arch))\
1209	$(SDK_$(sdk)_$(type)DEFS.$(bld_trg).$(bld_trg_arch))\
1210	$(SDK_$(sdk)_$(type)DEFS.$(bld_trg_cpu)))\
1211	$($(source)_DEFS)\
1212	$($(source)_DEFS.$(bld_type))\
1213	$($(source)_DEFS.$(bld_trg))\
1214	$($(source)_DEFS.$(bld_trg_arch))\
1215	$($(source)_DEFS.$(bld_trg).$(bld_trg_arch))\
1216	$($(source)_DEFS.$(bld_trg_cpu))\
1217	$($(source)_$(type)DEFS)\
1218	$($(source)_$(type)DEFS.$(bld_type))\
1219	$($(source)_$(type)DEFS.$(bld_trg))\
1220	$($(source)_$(type)DEFS.$(bld_trg_arch))\
1221	$($(source)_$(type)DEFS.$(bld_trg).$(bld_trg_arch))\
1222	$($(source)_$(type)DEFS.$(bld_trg_cpu))\
1223	$(foreach sdk, $($(target)_$(source)_SDKS.$(bld_trg)) \
1224	$($(target)_$(source)_SDKS.$(bld_trg).$(bld_trg_arch)) \
1225	$($(target)_$(source)_SDKS.$(bld_type)) \
1226	$($(target)_$(source)_SDKS),\
1227	$(SDK_$(sdk)_DEFS)\
1228	$(SDK_$(sdk)_DEFS.$(bld_type))\
1229	$(SDK_$(sdk)_DEFS.$(bld_trg))\
1230	$(SDK_$(sdk)_DEFS.$(bld_trg_arch))\
1231	$(SDK_$(sdk)_DEFS.$(bld_trg).$(bld_trg_arch))\
1232	$(SDK_$(sdk)_DEFS.$(bld_trg_cpu))\
1233	$(SDK_$(sdk)_$(type)DEFS)\
1234	$(SDK_$(sdk)_$(type)DEFS.$(bld_type))\
1235	$(SDK_$(sdk)_$(type)DEFS.$(bld_trg))\
1236	$(SDK_$(sdk)_$(type)DEFS.$(bld_trg_arch))\
1237	$(SDK_$(sdk)_$(type)DEFS.$(bld_trg).$(bld_trg_arch))\
1238	$(SDK_$(sdk)_$(type)DEFS.$(bld_trg_cpu)))\
1239	$($(target)_$(source)_DEFS)\
1240	$($(target)_$(source)_DEFS.$(bld_type))\
1241	$($(target)_$(source)_DEFS.$(bld_trg))\
1242	$($(target)_$(source)_DEFS.$(bld_trg_arch))\
1243	$($(target)_$(source)_DEFS.$(bld_trg).$(bld_trg_arch))\
1244	$($(target)_$(source)_DEFS.$(bld_trg_cpu))\
1245	$($(target)_$(source)_$(type)DEFS)\
1246	$($(target)_$(source)_$(type)DEFS.$(bld_type))\
1247	$($(target)_$(source)_$(type)DEFS.$(bld_trg))\
1248	$($(target)_$(source)_$(type)DEFS.$(bld_trg_arch))\
1249	$($(target)_$(source)_$(type)DEFS.$(bld_trg).$(bld_trg_arch))\
1250	$($(target)_$(source)_$(type)DEFS.$(bld_trg_cpu))
1251	*/
1252	static struct variable *
1253	kbuild_collect_source_prop(struct variable pTarget, struct variable pSource,
1254	struct variable pTool, struct kbuild_sdks pSdks,
1255	struct variable pType, struct variable pBldType,
1256	struct variable pBldTrg, struct variable pBldTrgArch, struct variable *pBldTrgCpu,
1257	struct variable *pDefPath,
1258	const char pszProp, const char pszVarName, int iDirection)
1259	{
1260	struct variable *pVar;
1261	unsigned iSdk, iSdkEnd;
1262	int cVars, iVar, iVarEnd;
1263	size_t cchTotal;
1264	char pszResult, psz;
1265	struct
1266	{
1267	struct variable *pVar;
1268	int cchExp;
1269	char *pszExp;
1270	} *paVars;
1271
1272	struct variable Prop = {0};
1273	Prop.value = (char *)pszProp;
1274	Prop.value_length = strlen(pszProp);
1275
1276	assert(iDirection == 1 \|\| iDirection == -1);
1277
1278	/*
1279	* Get the variables.
1280	*/
1281	cVars = 12 * (pSdks->c + 5);
1282	paVars = alloca(cVars * sizeof(paVars[0]));
1283
1284	iVar = 0;
1285	/* the tool (lowest priority) */
1286	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "TOOL_%_%", pTool, &Prop);
1287	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "TOOL_%_%.%", pTool, &Prop, pBldType);
1288	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "TOOL_%_%.%", pTool, &Prop, pBldTrg);
1289	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "TOOL_%_%.%", pTool, &Prop, pBldTrgArch);
1290	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "TOOL_%_%.%.%", pTool, &Prop, pBldTrg, pBldTrgArch);
1291	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "TOOL_%_%.%", pTool, &Prop, pBldTrgCpu);
1292
1293	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "TOOL_%_%%", pTool, pType, &Prop);
1294	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "TOOL_%_%%.%", pTool, pType, &Prop, pBldType);
1295	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "TOOL_%_%%.%", pTool, pType, &Prop, pBldTrg);
1296	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "TOOL_%_%%.%", pTool, pType, &Prop, pBldTrgArch);
1297	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "TOOL_%_%%.%.%", pTool, pType, &Prop, pBldTrg, pBldTrgArch);
1298	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "TOOL_%_%%.%", pTool, pType, &Prop, pBldTrgCpu);
1299
1300	/* the global sdks */
1301	iSdkEnd = iDirection == 1 ? pSdks->iGlobal + pSdks->cGlobal : pSdks->iGlobal - 1;
1302	for (iSdk = iDirection == 1 ? pSdks->iGlobal : pSdks->iGlobal + pSdks->cGlobal - 1;
1303	iSdk != iSdkEnd;
1304	iSdk += iDirection)
1305	{
1306	struct variable *pSdk = &pSdks->pa[iSdk];
1307	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%", pSdk, &Prop);
1308	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%.%", pSdk, &Prop, pBldType);
1309	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%.%", pSdk, &Prop, pBldTrg);
1310	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%.%", pSdk, &Prop, pBldTrgArch);
1311	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%.%.%", pSdk, &Prop, pBldTrg, pBldTrgArch);
1312	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%.%", pSdk, &Prop, pBldTrgCpu);
1313
1314	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%%", pSdk, pType, &Prop);
1315	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%%.%", pSdk, pType, &Prop, pBldType);
1316	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%%.%", pSdk, pType, &Prop, pBldTrg);
1317	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%%.%", pSdk, pType, &Prop, pBldTrgArch);
1318	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%%.%.%", pSdk, pType, &Prop, pBldTrg, pBldTrgArch);
1319	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%%.%", pSdk, pType, &Prop, pBldTrgCpu);
1320	}
1321
1322	/* the globals */
1323	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "%", &Prop);
1324	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "%.%", &Prop, pBldType);
1325	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "%.%", &Prop, pBldTrg);
1326	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "%.%", &Prop, pBldTrgArch);
1327	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "%.%.%", &Prop, pBldTrg, pBldTrgArch);
1328	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "%.%", &Prop, pBldTrgCpu);
1329
1330	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "%%", pType, &Prop);
1331	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "%%.%", pType, &Prop, pBldType);
1332	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "%%.%", pType, &Prop, pBldTrg);
1333	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "%%.%", pType, &Prop, pBldTrgArch);
1334	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "%%.%.%", pType, &Prop, pBldTrg, pBldTrgArch);
1335	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "%%.%", pType, &Prop, pBldTrgCpu);
1336
1337	/* the target sdks */
1338	iSdkEnd = iDirection == 1 ? pSdks->iTarget + pSdks->cTarget : pSdks->iTarget - 1;
1339	for (iSdk = iDirection == 1 ? pSdks->iTarget : pSdks->iTarget + pSdks->cTarget - 1;
1340	iSdk != iSdkEnd;
1341	iSdk += iDirection)
1342	{
1343	struct variable *pSdk = &pSdks->pa[iSdk];
1344	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%", pSdk, &Prop);
1345	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%.%", pSdk, &Prop, pBldType);
1346	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%.%", pSdk, &Prop, pBldTrg);
1347	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%.%", pSdk, &Prop, pBldTrgArch);
1348	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%.%.%", pSdk, &Prop, pBldTrg, pBldTrgArch);
1349	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%.%", pSdk, &Prop, pBldTrgCpu);
1350
1351	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%%", pSdk, pType, &Prop);
1352	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%%.%", pSdk, pType, &Prop, pBldType);
1353	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%%.%", pSdk, pType, &Prop, pBldTrg);
1354	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%%.%", pSdk, pType, &Prop, pBldTrgArch);
1355	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%%.%.%", pSdk, pType, &Prop, pBldTrg, pBldTrgArch);
1356	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%%.%", pSdk, pType, &Prop, pBldTrgCpu);
1357	}
1358
1359	/* the target */
1360	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%", pTarget, &Prop);
1361	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%.%", pTarget, &Prop, pBldType);
1362	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%.%", pTarget, &Prop, pBldTrg);
1363	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%.%", pTarget, &Prop, pBldTrgArch);
1364	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%.%.%", pTarget, &Prop, pBldTrg, pBldTrgArch);
1365	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%.%", pTarget, &Prop, pBldTrgCpu);
1366
1367	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%%", pTarget, pType, &Prop);
1368	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%%.%", pTarget, pType, &Prop, pBldType);
1369	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%%.%", pTarget, pType, &Prop, pBldTrg);
1370	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%%.%", pTarget, pType, &Prop, pBldTrgArch);
1371	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%%.%.%", pTarget, pType, &Prop, pBldTrg, pBldTrgArch);
1372	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%%.%", pTarget, pType, &Prop, pBldTrgCpu);
1373
1374	/* the source sdks */
1375	iSdkEnd = iDirection == 1 ? pSdks->iSource + pSdks->cSource : pSdks->iSource - 1;
1376	for (iSdk = iDirection == 1 ? pSdks->iSource : pSdks->iSource + pSdks->cSource - 1;
1377	iSdk != iSdkEnd;
1378	iSdk += iDirection)
1379	{
1380	struct variable *pSdk = &pSdks->pa[iSdk];
1381	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%", pSdk, &Prop);
1382	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%.%", pSdk, &Prop, pBldType);
1383	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%.%", pSdk, &Prop, pBldTrg);
1384	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%.%", pSdk, &Prop, pBldTrgArch);
1385	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%.%.%", pSdk, &Prop, pBldTrg, pBldTrgArch);
1386	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%.%", pSdk, &Prop, pBldTrgCpu);
1387
1388	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%%", pSdk, pType, &Prop);
1389	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%%.%", pSdk, pType, &Prop, pBldType);
1390	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%%.%", pSdk, pType, &Prop, pBldTrg);
1391	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%%.%", pSdk, pType, &Prop, pBldTrgArch);
1392	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%%.%.%", pSdk, pType, &Prop, pBldTrg, pBldTrgArch);
1393	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%%.%", pSdk, pType, &Prop, pBldTrgCpu);
1394	}
1395
1396	/* the source */
1397	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%", pSource, &Prop);
1398	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%.%", pSource, &Prop, pBldType);
1399	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%.%", pSource, &Prop, pBldTrg);
1400	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%.%", pSource, &Prop, pBldTrgArch);
1401	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%.%.%", pSource, &Prop, pBldTrg, pBldTrgArch);
1402	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%.%", pSource, &Prop, pBldTrgCpu);
1403
1404	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%%", pSource, pType, &Prop);
1405	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%%.%", pSource, pType, &Prop, pBldType);
1406	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%%.%", pSource, pType, &Prop, pBldTrg);
1407	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%%.%", pSource, pType, &Prop, pBldTrgArch);
1408	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%%.%.%", pSource, pType, &Prop, pBldTrg, pBldTrgArch);
1409	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%%.%", pSource, pType, &Prop, pBldTrgCpu);
1410
1411
1412	/* the target + source sdks */
1413	iSdkEnd = iDirection == 1 ? pSdks->iTargetSource + pSdks->cTargetSource : pSdks->iTargetSource - 1;
1414	for (iSdk = iDirection == 1 ? pSdks->iTargetSource : pSdks->iTargetSource + pSdks->cTargetSource - 1;
1415	iSdk != iSdkEnd;
1416	iSdk += iDirection)
1417	{
1418	struct variable *pSdk = &pSdks->pa[iSdk];
1419	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%", pSdk, &Prop);
1420	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%.%", pSdk, &Prop, pBldType);
1421	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%.%", pSdk, &Prop, pBldTrg);
1422	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%.%", pSdk, &Prop, pBldTrgArch);
1423	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%.%.%", pSdk, &Prop, pBldTrg, pBldTrgArch);
1424	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%.%", pSdk, &Prop, pBldTrgCpu);
1425
1426	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%%", pSdk, pType, &Prop);
1427	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%%.%", pSdk, pType, &Prop, pBldType);
1428	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%%.%", pSdk, pType, &Prop, pBldTrg);
1429	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%%.%", pSdk, pType, &Prop, pBldTrgArch);
1430	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%%.%.%", pSdk, pType, &Prop, pBldTrg, pBldTrgArch);
1431	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(NULL, "SDK_%_%%.%", pSdk, pType, &Prop, pBldTrgCpu);
1432	}
1433
1434	/* the target + source */
1435	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%_%", pTarget, pSource, &Prop);
1436	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%_%.%", pTarget, pSource, &Prop, pBldType);
1437	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%_%.%", pTarget, pSource, &Prop, pBldTrg);
1438	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%_%.%", pTarget, pSource, &Prop, pBldTrgArch);
1439	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%_%.%.%", pTarget, pSource, &Prop, pBldTrg, pBldTrgArch);
1440	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%_%.%", pTarget, pSource, &Prop, pBldTrgCpu);
1441
1442	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%_%%", pTarget, pSource, pType, &Prop);
1443	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%_%%.%", pTarget, pSource, pType, &Prop, pBldType);
1444	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%_%%.%", pTarget, pSource, pType, &Prop, pBldTrg);
1445	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%_%%.%", pTarget, pSource, pType, &Prop, pBldTrgArch);
1446	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%_%%.%.%", pTarget, pSource, pType, &Prop, pBldTrg, pBldTrgArch);
1447	paVars[iVar++].pVar = kbuild_lookup_variable_fmt(pDefPath, "%_%_%%.%", pTarget, pSource, pType, &Prop, pBldTrgCpu);
1448
1449	assert(cVars == iVar);
1450
1451	/*
1452	* Expand the variables and calculate the total length.
1453	*/
1454	cchTotal = 0;
1455	iVarEnd = iDirection == 1 ? cVars : 0;
1456	for (iVar = iDirection == 1 ? 0 : cVars - 1; iVar != iVarEnd; iVar += iDirection)
1457	{
1458	paVars[iVar].cchExp = 0;
1459	if (!paVars[iVar].pVar)
1460	continue;
1461	if ( paVars[iVar].pVar->flavor == f_simple
1462	\|\| !strchr(paVars[iVar].pVar->value, '$'))
1463	{
1464	paVars[iVar].pszExp = paVars[iVar].pVar->value;
1465	paVars[iVar].cchExp = paVars[iVar].pVar->value_length;
1466	}
1467	else
1468	{
1469	paVars[iVar].pszExp = allocated_variable_expand(paVars[iVar].pVar->value);
1470	paVars[iVar].cchExp = strlen(paVars[iVar].pszExp);
1471	}
1472	if (pDefPath)
1473	kbuild_apply_defpath(pDefPath, &paVars[iVar].pszExp, &paVars[iVar].cchExp, NULL,
1474	paVars[iVar].pszExp != paVars[iVar].pVar->value);
1475	cchTotal += paVars[iVar].cchExp + 1;
1476	}
1477
1478	/*
1479	* Construct the result value.
1480	*/
1481	psz = pszResult = xmalloc(cchTotal + 1);
1482	iVarEnd = iDirection == 1 ? cVars : 0;
1483	for (iVar = iDirection == 1 ? 0 : cVars - 1; iVar != iVarEnd; iVar += iDirection)
1484	{
1485	if (!paVars[iVar].cchExp)
1486	continue;
1487	memcpy(psz, paVars[iVar].pszExp, paVars[iVar].cchExp);
1488	psz += paVars[iVar].cchExp;
1489	*psz++ = ' ';
1490	if (paVars[iVar].pszExp != paVars[iVar].pVar->value)
1491	free(paVars[iVar].pszExp);
1492	}
1493	if (psz != pszResult)
1494	psz--;
1495	*psz = '\0';
1496	cchTotal = psz - pszResult;
1497
1498	pVar = define_variable_vl(pszVarName, strlen(pszVarName), pszResult, cchTotal,
1499	0 /* take pszResult / , o_file, 0 / !recursive */);
1500	return pVar;
1501	}
1502
1503
1504	/* get a source property. Doesn't respect the default path. */
1505	char *
1506	func_kbuild_source_prop(char o, char argv, const char pszFuncName)
1507	{
1508	struct variable *pTarget = kbuild_get_variable("target");
1509	struct variable *pSource = kbuild_get_variable("source");
1510	struct variable *pDefPath = NULL;
1511	struct variable *pType = kbuild_get_variable("type");
1512	struct variable *pTool = kbuild_get_variable("tool");
1513	struct variable *pBldType = kbuild_get_variable("bld_type");
1514	struct variable *pBldTrg = kbuild_get_variable("bld_trg");
1515	struct variable *pBldTrgArch = kbuild_get_variable("bld_trg_arch");
1516	struct variable *pBldTrgCpu = kbuild_get_variable("bld_trg_cpu");
1517	struct variable *pVar;
1518	struct kbuild_sdks Sdks;
1519	int iDirection;
1520	if (!strcmp(argv[2], "left-to-right"))
1521	iDirection = 1;
1522	else if (!strcmp(argv[2], "right-to-left"))
1523	iDirection = -1;
1524	else
1525	fatal(NILF, _("incorrect direction argument `%s'!"), argv[2]);
1526	if (argv[3])
1527	pDefPath = kbuild_get_variable("defpath");
1528
1529	kbuild_get_sdks(&Sdks, pTarget, pSource, pBldType, pBldTrg, pBldTrgArch);
1530
1531	pVar = kbuild_collect_source_prop(pTarget, pSource, pTool, &Sdks, pType,
1532	pBldType, pBldTrg, pBldTrgArch, pBldTrgCpu,
1533	pDefPath,
1534	argv[0], argv[1], iDirection);
1535	if (pVar)
1536	o = variable_buffer_output(o, pVar->value, pVar->value_length);
1537
1538	kbuild_put_sdks(&Sdks);
1539	return o;
1540
1541	}
1542
1543
1544	/*
1545	dep := $(obj)$(SUFF_DEP)
1546	obj := $(outbase)$(objsuff)
1547	dirdep := $(call DIRDEP,$(dir $(outbase)))
1548	PATH_$(target)_$(source) := $(patsubst %/,%,$(dir $(outbase)))
1549	*/
1550	static struct variable *
1551	kbuild_set_object_name_and_dep_and_dirdep_and_PATH_target_source(struct variable pTarget, struct variable pSource,
1552	struct variable pOutBase, struct variable pObjSuff,
1553	const char pszVarName, struct variable *ppDep,
1554	struct variable **ppDirDep)
1555	{
1556	struct variable *pDepSuff = kbuild_get_variable("SUFF_DEP");
1557	struct variable *pObj;
1558	size_t cch = pOutBase->value_length + pObjSuff->value_length + pDepSuff->value_length + 1;
1559	char *pszResult = alloca(cch);
1560	char pszName, psz;
1561
1562	/*
1563	* dep.
1564	*/
1565	psz = pszResult;
1566	memcpy(psz, pOutBase->value, pOutBase->value_length); psz += pOutBase->value_length;
1567	memcpy(psz, pObjSuff->value, pObjSuff->value_length); psz += pObjSuff->value_length;
1568	memcpy(psz, pDepSuff->value, pDepSuff->value_length + 1);
1569	ppDep = define_variable_vl("dep", 3, pszResult, cch - 1, 1 /dup/, o_file, 0 / !recursive */);
1570
1571	/*
1572	* obj
1573	*/
1574	*psz = '\0';
1575	pObj = define_variable_vl(pszVarName, strlen(pszVarName), pszResult, psz - pszResult,
1576	1/* dup /, o_file, 0 / !recursive */);
1577
1578	/*
1579	* PATH_$(target)_$(source) - this is global!
1580	*/
1581	/* calc variable name. */
1582	cch = sizeof("PATH_")-1 + pTarget->value_length + sizeof("_")-1 + pSource->value_length;
1583	psz = pszName = alloca(cch + 1);
1584	memcpy(psz, "PATH_", sizeof("PATH_") - 1); psz += sizeof("PATH_") - 1;
1585	memcpy(psz, pTarget->value, pTarget->value_length); psz += pTarget->value_length;
1586	*psz++ = '_';
1587	memcpy(psz, pSource->value, pSource->value_length + 1);
1588
1589	/* strip off the filename. */
1590	psz = pszResult + pOutBase->value_length;
1591	for (;;)
1592	{
1593	psz--;
1594	if (psz <= pszResult)
1595	fatal(NULL, "whut!?! no path? result=`%s'", pszResult);
1596	#ifdef HAVE_DOS_PATHS
1597	if (*psz == ':')
1598	{
1599	psz++;
1600	break;
1601	}
1602	#endif
1603	if ( *psz == '/'
1604	#ifdef HAVE_DOS_PATHS
1605	\|\| *psz == '\\'
1606	#endif
1607	)
1608	{
1609	while ( psz - 1 > pszResult
1610	&& psz[-1] == '/'
1611	#ifdef HAVE_DOS_PATHS
1612	\|\| psz[-1] == '\\'
1613	#endif
1614	)
1615	psz--;
1616	#ifdef HAVE_DOS_PATHS
1617	if (psz == pszResult + 2 && pszResult[1] == ':')
1618	psz++;
1619	#endif
1620	break;
1621	}
1622	}
1623	*psz = '\0';
1624
1625	/* set global variable */
1626	define_variable_vl_global(pszName, cch, pszResult, psz - pszResult, 1/dup/, o_file, 0 /* !recursive */, NILF);
1627
1628	/*
1629	* dirdep
1630	*/
1631	if ( psz[-1] != '/'
1632	#ifdef HAVE_DOS_PATHS
1633	&& psz[-1] != '\\'
1634	&& psz[-1] != ':'
1635	#endif
1636	)
1637	{
1638	*psz++ = '/';
1639	*psz = '\0';
1640	}
1641	ppDirDep = define_variable_vl("dirdep", 6, pszResult, psz - pszResult, 1/dup/, o_file, 0 / !recursive */);
1642
1643	return pObj;
1644	}
1645
1646
1647	/* setup the base variables for def_target_source_c_cpp_asm_new:
1648
1649	X := $(kb-src-tool tool)
1650	x := $(kb-obj-base outbase)
1651	x := $(kb-obj-suff objsuff)
1652	obj := $(outbase)$(objsuff)
1653	PATH_$(target)_$(source) := $(patsubst %/,%,$(dir $(outbase)))
1654
1655	x := $(kb-src-prop DEFS,defs,left-to-right)
1656	x := $(kb-src-prop INCS,incs,right-to-left)
1657	x := $(kb-src-prop FLAGS,flags,right-to-left)
1658
1659	x := $(kb-src-prop DEPS,deps,left-to-right)
1660	dirdep := $(call DIRDEP,$(dir $(outbase)))
1661	dep := $(obj)$(SUFF_DEP)
1662	*/
1663	char *
1664	func_kbuild_source_one(char o, char argv, const char pszFuncName)
1665	{
1666	static int s_fNoCompileCmdsDepsDefined = -1;
1667	struct variable *pTarget = kbuild_get_variable("target");
1668	struct variable *pSource = kbuild_get_variable("source");
1669	struct variable *pDefPath = kbuild_get_variable("defpath");
1670	struct variable *pType = kbuild_get_variable("type");
1671	struct variable *pBldType = kbuild_get_variable("bld_type");
1672	struct variable *pBldTrg = kbuild_get_variable("bld_trg");
1673	struct variable *pBldTrgArch= kbuild_get_variable("bld_trg_arch");
1674	struct variable *pBldTrgCpu = kbuild_get_variable("bld_trg_cpu");
1675	struct variable *pTool = kbuild_get_source_tool(pTarget, pSource, pType, pBldTrg, pBldTrgArch, "tool");
1676	struct variable *pOutBase = kbuild_get_object_base(pTarget, pSource, "outbase");
1677	struct variable *pObjSuff = kbuild_get_object_suffix(pTarget, pSource, pTool, pType, pBldTrg, pBldTrgArch, "objsuff");
1678	struct variable pDefs, pIncs, pFlags, pDeps, pOrderDeps, pDirDep, pDep, pVar, *pOutput;
1679	struct variable *pObj = kbuild_set_object_name_and_dep_and_dirdep_and_PATH_target_source(pTarget, pSource, pOutBase, pObjSuff, "obj", &pDep, &pDirDep);
1680	char pszDstVar, pszDst, pszSrcVar, pszSrc, pszVal, psz;
1681	char *pszSavedVarBuf;
1682	unsigned cchSavedVarBuf;
1683	size_t cch;
1684	struct kbuild_sdks Sdks;
1685
1686	/*
1687	* Gather properties.
1688	*/
1689	kbuild_get_sdks(&Sdks, pTarget, pSource, pBldType, pBldTrg, pBldTrgArch);
1690
1691	if (pDefPath && !pDefPath->value_length)
1692	pDefPath = NULL;
1693	pDefs = kbuild_collect_source_prop(pTarget, pSource, pTool, &Sdks, pType, pBldType, pBldTrg, pBldTrgArch, pBldTrgCpu, NULL,
1694	"DEFS", "defs", 1/* left-to-right */);
1695	pIncs = kbuild_collect_source_prop(pTarget, pSource, pTool, &Sdks, pType, pBldType, pBldTrg, pBldTrgArch, pBldTrgCpu, pDefPath,
1696	"INCS", "incs", -1/* right-to-left */);
1697	pFlags = kbuild_collect_source_prop(pTarget, pSource, pTool, &Sdks, pType, pBldType, pBldTrg, pBldTrgArch, pBldTrgCpu, NULL,
1698	"FLAGS", "flags", 1/* left-to-right */);
1699	pDeps = kbuild_collect_source_prop(pTarget, pSource, pTool, &Sdks, pType, pBldType, pBldTrg, pBldTrgArch, pBldTrgCpu, pDefPath,
1700	"DEPS", "deps", 1/* left-to-right */);
1701	pOrderDeps = kbuild_collect_source_prop(pTarget, pSource, pTool, &Sdks, pType, pBldType, pBldTrg, pBldTrgArch, pBldTrgCpu, pDefPath,
1702	"ORDERDEPS", "orderdeps", 1/* left-to-right */);
1703
1704	/*
1705	* If we've got a default path, we must expand the source now.
1706	* If we do this too early, "<source>_property = stuff" won't work becuase
1707	* our 'source' value isn't what the user expects.
1708	*/
1709	if (pDefPath)
1710	kbuild_apply_defpath(pDefPath, &pSource->value, &pSource->value_length, &pSource->value_alloc_len, 1 /* can free */);
1711
1712	/*
1713	# dependencies
1714	ifndef NO_COMPILE_CMDS_DEPS
1715	_DEPFILES_INCLUDED += $(dep)
1716	$(if $(wildcard $(dep)),$(eval include $(dep)))
1717	endif
1718	*/
1719	if (s_fNoCompileCmdsDepsDefined == -1)
1720	s_fNoCompileCmdsDepsDefined = kbuild_lookup_variable("NO_COMPILE_CMDS_DEPS") != NULL;
1721	if (!s_fNoCompileCmdsDepsDefined)
1722	{
1723	do_variable_definition(NILF, "_DEPFILES_INCLUDED", pDep->value, o_file, f_append, 0 /* !target_var */);
1724	eval_include_dep(pDep->value, NILF);
1725	}
1726
1727	/*
1728	# call the tool
1729	$(target)_$(source)_CMDS_ := $(TOOL_$(tool)_COMPILE_$(type)_CMDS)
1730	$(target)_$(source)_OUTPUT_ := $(TOOL_$(tool)_COMPILE_$(type)_OUTPUT)
1731	$(target)_$(source)_OUTPUT_MAYBE_ := $(TOOL_$(tool)_COMPILE_$(type)_OUTPUT_MAYBE)
1732	$(target)_$(source)_DEPEND_ := $(TOOL_$(tool)_COMPILE_$(type)_DEPEND) $(deps) $(source)
1733	$(target)_$(source)_DEPORD_ := $(TOOL_$(tool)_COMPILE_$(type)_DEPORD) $(dirdep)
1734	*/
1735	cch = sizeof("TOOL_") + pTool->value_length + sizeof("_COMPILE_") + pType->value_length + sizeof("_OUTPUT_MAYBE");
1736	psz = pszSrcVar = alloca(cch);
1737	memcpy(psz, "TOOL_", sizeof("TOOL_") - 1); psz += sizeof("TOOL_") - 1;
1738	memcpy(psz, pTool->value, pTool->value_length); psz += pTool->value_length;
1739	memcpy(psz, "_COMPILE_", sizeof("_COMPILE_") - 1); psz += sizeof("_COMPILE_") - 1;
1740	memcpy(psz, pType->value, pType->value_length); psz += pType->value_length;
1741	pszSrc = psz;
1742
1743	cch = pTarget->value_length + 1 + pSource->value_length + sizeof("_OUTPUT_MAYBE_");
1744	psz = pszDstVar = alloca(cch);
1745	memcpy(psz, pTarget->value, pTarget->value_length); psz += pTarget->value_length;
1746	*psz++ = '_';
1747	memcpy(psz, pSource->value, pSource->value_length); psz += pSource->value_length;
1748	pszDst = psz;
1749
1750	memcpy(pszSrc, "_CMDS", sizeof("_CMDS"));
1751	memcpy(pszDst, "_CMDS_", sizeof("_CMDS_"));
1752	pVar = kbuild_get_recursive_variable(pszSrcVar);
1753	do_variable_definition(NILF, pszDstVar, pVar->value, o_file, f_simple, 0 /* !target_var */);
1754
1755	memcpy(pszSrc, "_OUTPUT", sizeof("_OUTPUT"));
1756	memcpy(pszDst, "_OUTPUT_", sizeof("_OUTPUT_"));
1757	pVar = kbuild_get_recursive_variable(pszSrcVar);
1758	pOutput = do_variable_definition(NILF, pszDstVar, pVar->value, o_file, f_simple, 0 /* !target_var */);
1759
1760	memcpy(pszSrc, "_OUTPUT_MAYBE", sizeof("_OUTPUT_MAYBE"));
1761	memcpy(pszDst, "_OUTPUT_MAYBE_", sizeof("_OUTPUT_MAYBE_"));
1762	pVar = kbuild_query_recursive_variable(pszSrcVar);
1763	pOutput = do_variable_definition(NILF, pszDstVar, pVar ? pVar->value : "", o_file, f_simple, 0 /* !target_var */);
1764
1765	memcpy(pszSrc, "_DEPEND", sizeof("_DEPEND"));
1766	memcpy(pszDst, "_DEPEND_", sizeof("_DEPEND_"));
1767	pVar = kbuild_get_recursive_variable(pszSrcVar);
1768	psz = pszVal = xmalloc(pVar->value_length + 1 + pDeps->value_length + 1 + pSource->value_length + 1);
1769	memcpy(psz, pVar->value, pVar->value_length); psz += pVar->value_length;
1770	*psz++ = ' ';
1771	memcpy(psz, pDeps->value, pDeps->value_length); psz += pDeps->value_length;
1772	*psz++ = ' ';
1773	memcpy(psz, pSource->value, pSource->value_length + 1);
1774	do_variable_definition(NILF, pszDstVar, pszVal, o_file, f_simple, 0 /* !target_var */);
1775	free(pszVal);
1776
1777	memcpy(pszSrc, "_DEPORD", sizeof("_DEPORD"));
1778	memcpy(pszDst, "_DEPORD_", sizeof("_DEPORD_"));
1779	pVar = kbuild_get_recursive_variable(pszSrcVar);
1780	psz = pszVal = xmalloc(pVar->value_length + 1 + pDirDep->value_length + 1 + pOrderDeps->value_length + 1);
1781	memcpy(psz, pVar->value, pVar->value_length); psz += pVar->value_length;
1782	*psz++ = ' ';
1783	memcpy(psz, pDirDep->value, pDirDep->value_length); psz += pDirDep->value_length;
1784	*psz++ = ' ';
1785	memcpy(psz, pOrderDeps->value, pOrderDeps->value_length + 1);
1786	do_variable_definition(NILF, pszDstVar, pszVal, o_file, f_simple, 0 /* !target_var */);
1787	free(pszVal);
1788
1789	/*
1790	_OUT_FILES += $($(target)_$(source)_OUTPUT_)
1791	*/
1792	pVar = kbuild_get_variable("_OUT_FILES");
1793	psz = pszVal = xmalloc(pVar->value_length + 1 + pOutput->value_length + 1);
1794	memcpy(psz, pVar->value, pVar->value_length); psz += pVar->value_length;
1795	*psz++ = ' ';
1796	memcpy(psz, pOutput->value, pOutput->value_length + 1);
1797	do_variable_definition(NILF, "_OUT_FILES", pszVal, o_file, f_simple, 0 /* !target_var */);
1798	free(pszVal);
1799
1800	/*
1801	$(target)_OBJS_ += $(obj)
1802	*/
1803	memcpy(pszDstVar + pTarget->value_length, "_OBJS_", sizeof("_OBJS_"));
1804	do_variable_definition(NILF, pszDstVar, pObj->value, o_file, f_append, 0 /* !target_var */);
1805
1806	/*
1807	$(eval $(def_target_source_rule))
1808	*/
1809	pVar = kbuild_get_recursive_variable("def_target_source_rule");
1810	pszVal = allocated_variable_expand(pVar->value);
1811
1812	install_variable_buffer(&pszSavedVarBuf, &cchSavedVarBuf);
1813	eval_buffer(pszVal);
1814	restore_variable_buffer(pszSavedVarBuf, cchSavedVarBuf);
1815
1816	free(pszVal);
1817
1818	kbuild_put_sdks(&Sdks);
1819	return variable_buffer_output(o, "", 1);
1820	}
1821
1822
1823	#endif /* KMK_HELPERS */
1824

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source: kBuild/trunk/src/kmk/kbuild.c@ 1422

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