1 /*****************************************************************************/
5 /* Search path path handling for ld65 */
9 /* (C) 2000-2003 Ullrich von Bassewitz */
10 /* Römerstrasse 52 */
11 /* D-70794 Filderstadt */
12 /* EMail: uz@cc65.org */
15 /* This software is provided 'as-is', without any expressed or implied */
16 /* warranty. In no event will the authors be held liable for any damages */
17 /* arising from the use of this software. */
19 /* Permission is granted to anyone to use this software for any purpose, */
20 /* including commercial applications, and to alter it and redistribute it */
21 /* freely, subject to the following restrictions: */
23 /* 1. The origin of this software must not be misrepresented; you must not */
24 /* claim that you wrote the original software. If you use this software */
25 /* in a product, an acknowledgment in the product documentation would be */
26 /* appreciated but is not required. */
27 /* 2. Altered source versions must be plainly marked as such, and must not */
28 /* be misrepresented as being the original software. */
29 /* 3. This notice may not be removed or altered from any source */
32 /*****************************************************************************/
36 /* Exports facilities to search files in a list of directories. 8 of these
37 * lists are managed, and each list can contain an arbitrary number of
38 * directories. The "Where" argument is actually a bitset, specifying which
39 * of the search lists should be used when adding paths or searching files.
49 /*****************************************************************************/
51 /*****************************************************************************/
55 /* Maximum number of search paths */
56 #define MAX_SEARCH_PATHS 8
60 /*****************************************************************************/
62 /*****************************************************************************/
66 void AddSearchPath (const char* NewPath, unsigned Where);
67 /* Add a new search path to the existing one */
69 void AddSearchPathFromEnv (const char* EnvVar, unsigned Where);
70 /* Add a search from an environment variable */
72 void ForgetAllSearchPaths (unsigned Where);
73 /* Forget all search paths in the given lists. */
75 char* SearchFile (const char* Name, unsigned Where);
76 /* Search for a file in a list of directories. Return a pointer to a malloced
77 * area that contains the complete path, if found, return 0 otherwise.
82 /* End of searchpath.h */