1 /* $NetBSD: dir.h,v 1.34 2020/11/14 19:24:24 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 for the filenames in a directory. */ 79 typedef struct CachedDir { 80 char *name; /* Name of directory, either absolute or 81 * relative to the current directory. 82 * The name is not normalized in any way, 83 * that is, "." and "./." are different. 84 * 85 * Not sure what happens when .CURDIR is 86 * assigned a new value; see Parse_DoVar. */ 87 int refCount; /* Number of SearchPaths with this directory */ 88 int hits; /* The number of times a file in this 89 * directory has been found */ 90 HashTable files; /* Hash set of files in directory; 91 * all values are NULL. */ 92 } CachedDir; 93 94 void Dir_Init(void); 95 void Dir_InitDir(const char *); 96 void Dir_InitCur(const char *); 97 void Dir_InitDot(void); 98 void Dir_End(void); 99 void Dir_SetPATH(void); 100 Boolean Dir_HasWildcards(const char *); 101 void Dir_Expand(const char *, SearchPath *, StringList *); 102 char *Dir_FindFile(const char *, SearchPath *); 103 char *Dir_FindHereOrAbove(const char *, const char *); 104 void Dir_UpdateMTime(GNode *, Boolean); 105 CachedDir *Dir_AddDir(SearchPath *, const char *); 106 char *Dir_MakeFlags(const char *, SearchPath *); 107 void Dir_ClearPath(SearchPath *); 108 void Dir_Concat(SearchPath *, SearchPath *); 109 void Dir_PrintDirectories(void); 110 void Dir_PrintPath(SearchPath *); 111 void Dir_Destroy(void *); 112 SearchPath *Dir_CopyDirSearchPath(void); 113 114 /* Stripped-down variant of struct stat. */ 115 struct cached_stat { 116 time_t cst_mtime; 117 mode_t cst_mode; 118 }; 119 120 int cached_lstat(const char *, struct cached_stat *); 121 int cached_stat(const char *, struct cached_stat *); 122 123 #endif /* MAKE_DIR_H */ 124