xref: /freebsd/contrib/bmake/dir.h (revision fe815331bb40604ba31312acf7e4619674631777)
1 /*	$NetBSD: dir.h,v 1.23 2020/09/02 04:08:54 rillig Exp $	*/
2 
3 /*
4  * Copyright (c) 1988, 1989, 1990 The Regents of the University of California.
5  *
6  * This code is derived from software contributed to Berkeley by
7  * Adam de Boor.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  * 3. Neither the name of the University nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  *
33  *	from: @(#)dir.h	8.1 (Berkeley) 6/6/93
34  */
35 
36 /*
37  * Copyright (c) 1988, 1989 by Adam de Boor
38  * Copyright (c) 1989 by Berkeley Softworks
39  * All rights reserved.
40  *
41  * This code is derived from software contributed to Berkeley by
42  * Adam de Boor.
43  *
44  * Redistribution and use in source and binary forms, with or without
45  * modification, are permitted provided that the following conditions
46  * are met:
47  * 1. Redistributions of source code must retain the above copyright
48  *    notice, this list of conditions and the following disclaimer.
49  * 2. Redistributions in binary form must reproduce the above copyright
50  *    notice, this list of conditions and the following disclaimer in the
51  *    documentation and/or other materials provided with the distribution.
52  * 3. All advertising materials mentioning features or use of this software
53  *    must display the following acknowledgement:
54  *	This product includes software developed by the University of
55  *	California, Berkeley and its contributors.
56  * 4. Neither the name of the University nor the names of its contributors
57  *    may be used to endorse or promote products derived from this software
58  *    without specific prior written permission.
59  *
60  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
61  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
62  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
63  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
64  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
65  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
66  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
67  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
68  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
69  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
70  * SUCH DAMAGE.
71  *
72  *	from: @(#)dir.h	8.1 (Berkeley) 6/6/93
73  */
74 
75 #ifndef	MAKE_DIR_H
76 #define	MAKE_DIR_H
77 
78 /* A cache of a directory, remembering all the files that exist in that
79  * directory. */
80 typedef struct {
81     char         *name;	    	/* Name of directory */
82     int	    	  refCount; 	/* Number of paths with this directory */
83     int		  hits;	    	/* the number of times a file in this
84 				 * directory has been found */
85     Hash_Table    files;    	/* Hash set of files in directory */
86 } Path;
87 
88 struct make_stat {
89     time_t mst_mtime;
90     mode_t mst_mode;
91 };
92 
93 void Dir_Init(void);
94 void Dir_InitDir(const char *);
95 void Dir_InitCur(const char *);
96 void Dir_InitDot(void);
97 void Dir_End(void);
98 void Dir_SetPATH(void);
99 Boolean Dir_HasWildcards(const char *);
100 void Dir_Expand(const char *, Lst, Lst);
101 char *Dir_FindFile(const char *, Lst);
102 Boolean Dir_FindHereOrAbove(const char *, const char *, char *, int);
103 int Dir_MTime(GNode *, Boolean);
104 Path *Dir_AddDir(Lst, const char *);
105 char *Dir_MakeFlags(const char *, Lst);
106 void Dir_ClearPath(Lst);
107 void Dir_Concat(Lst, Lst);
108 void Dir_PrintDirectories(void);
109 void Dir_PrintPath(Lst);
110 void Dir_Destroy(void *);
111 void *Dir_CopyDir(void *);
112 
113 int cached_lstat(const char *, struct make_stat *);
114 int cached_stat(const char *, struct make_stat *);
115 
116 #endif /* MAKE_DIR_H */
117