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#ifndef DIR_H
#define DIR_H
/* $OpenPackages$ */
/* $OpenBSD: dir.h,v 1.17 2007/01/18 17:49:51 espie Exp $ */
/* $NetBSD: dir.h,v 1.4 1996/11/06 17:59:05 christos Exp $ */
/*
* Copyright (c) 1988, 1989, 1990 The Regents of the University of California.
* Copyright (c) 1988, 1989 by Adam de Boor
* Copyright (c) 1989 by Berkeley Softworks
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Adam de Boor.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* from: @(#)dir.h 8.1 (Berkeley) 6/6/93
*/
#ifndef TIMESTAMP_TYPE
#include "timestamp_t.h"
#endif
/* dir --
* Directory searching using wildcards and/or normal names...
* Used both for source wildcarding in the Makefile and for finding
* implicit sources.
*/
/* Dir_Init()
* Initialize the module.
*/
extern void Dir_Init(void);
/* Dir_End()
* Cleanup the module.
*/
#ifdef CLEANUP
extern void Dir_End(void);
#else
#define Dir_End()
#endif
/*
* Manipulating paths. By convention, the empty path always allows for
* finding files in the current directory.
*/
/* Dir_AddDiri(path, name, end);
* Add directory (name, end) to a search path.
*/
extern void Dir_AddDiri(Lst, const char *, const char *);
#define Dir_AddDir(l, n) Dir_AddDiri(l, n, NULL)
/* Dir_Concat(p1, p2);
* Concatenate two paths, adding dirs in p2 to the end of p1, but
* avoiding duplicates.
*/
extern void Dir_Concat(Lst, Lst);
/* Dir_Destroy(d);
* Destroy a directory in a search path.
*/
extern void Dir_Destroy(void *);
/* p2 = Dir_CopyDir(p);
* Return a copy of a directory. Callback to duplicate search paths.
*/
extern void *Dir_CopyDir(void *);
/* Dir_PrintPath(p);
* Print the directory names along a given path.
*/
extern void Dir_PrintPath(Lst);
/*
* Handling file names, and looking them up in paths
*/
/* boolean = Dir_HasWildcardsi(name, end)
* Returns true if (name, end) needs to be wildcard-expanded.
*/
extern bool Dir_HasWildcardsi(const char *, const char *);
#define Dir_HasWildcards(n) Dir_HasWildcardsi(n, strchr(n, '\0'))
/* Dir_Expandi(pattern, endp, path, expansions);
* Expand (pattern, endp) to Lst of names matching on the search path.
* Put result in expansions.
*/
extern void Dir_Expandi(const char *, const char *, Lst, Lst);
#define Dir_Expand(n, l1, l2) Dir_Expandi(n, strchr(n, '\0'), l1, l2)
/* fullname = Dir_FindFileComplexi(name, end, path, checkCurdirFirst)
* Searches for a file (name, end) on a given search path. If it exists,
* return the fullname of the file, otherwise NULL.
* The fullname is always a copy, and the caller is responsible for
* free()ing it.
* Looking for a simple name always looks in the current directory,
* unless checkCurdirFirst is false.
* For complex names, the current directory search only occurs for
* paths with dot in them.
*/
extern char *Dir_FindFileComplexi(const char *, const char *, Lst, bool);
#define Dir_FindFilei(n, e, p) Dir_FindFileComplexi(n, e, p, true)
#define Dir_FindFileNoDoti(n, e, p) Dir_FindFileComplexi(n, e, p, false)
#define Dir_FindFile(n, p) Dir_FindFilei(n, strchr(n, '\0'), p)
#define Dir_FindFileNoDot(n, p) Dir_FindFileNoDoti(n, strchr(n, '\0'), p)
/* stamp = Dir_MTime(gn);
* Return the modification time of node gn, searching along
* the default search path.
* Side effect: the path and mtime fields of gn are filled in.
* Return specific value if file can't be found, to be tested by
* is_out_of_date().
*/
extern TIMESTAMP Dir_MTime(GNode *);
/*
* Misc
*/
/* string = Dir_MakeFlags(flag, path);
* Given a search path and a command flag, create a string with each
* of the directories in the path preceded by the command flag and all
* of them separated by spaces.
*/
extern char *Dir_MakeFlags(const char *, Lst);
#ifdef DEBUG_DIRECTORY_CACHE
/* Dir_PrintDirectories();
* Print stats about the directory cache.
*/
extern void Dir_PrintDirectories(void);
#endif
/* List of directories to search when looking for targets. */
extern Lst dirSearchPath;
#endif /* DIR_H */
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