1 /* Prototypes and data structures used for implementing functions for 2 finding files relative to GCC binaries. 3 Copyright (C) 1992-2018 Free Software Foundation, Inc. 4 5 This file is part of GCC. 6 7 GCC is free software; you can redistribute it and/or modify it under 8 the terms of the GNU General Public License as published by the Free 9 Software Foundation; either version 3, or (at your option) any later 10 version. 11 12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY 13 WARRANTY; without even the implied warranty of MERCHANTABILITY or 14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 15 for more details. 16 17 You should have received a copy of the GNU General Public License 18 along with GCC; see the file COPYING3. If not see 19 <http://www.gnu.org/licenses/>. */ 20 21 #ifndef GCC_FILE_FIND_H 22 #define GCC_FILE_FIND_H 23 24 /* Structure to hold all the directories in which to search for files to 25 execute. */ 26 27 struct prefix_list 28 { 29 const char *prefix; /* String to prepend to the path. */ 30 struct prefix_list *next; /* Next in linked list. */ 31 }; 32 33 struct path_prefix 34 { 35 struct prefix_list *plist; /* List of prefixes to try */ 36 int max_len; /* Max length of a prefix in PLIST */ 37 const char *name; /* Name of this list (used in config stuff) */ 38 }; 39 40 extern void find_file_set_debug (bool); 41 extern char *find_a_file (struct path_prefix *, const char *, int); 42 extern void add_prefix (struct path_prefix *, const char *); 43 extern void add_prefix_begin (struct path_prefix *, const char *); 44 extern void prefix_from_env (const char *, struct path_prefix *); 45 extern void prefix_from_string (const char *, struct path_prefix *); 46 47 #endif /* GCC_FILE_FIND_H */ 48