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1 /* Prototypes and data structures used for implementing functions for
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2 finding files relative to GCC binaries.
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145
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3 Copyright (C) 1992-2020 Free Software Foundation, Inc.
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111
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4
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5 This file is part of GCC.
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6
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7 GCC is free software; you can redistribute it and/or modify it under
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8 the terms of the GNU General Public License as published by the Free
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9 Software Foundation; either version 3, or (at your option) any later
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10 version.
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11
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12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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15 for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with GCC; see the file COPYING3. If not see
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19 <http://www.gnu.org/licenses/>. */
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20
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21 #ifndef GCC_FILE_FIND_H
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22 #define GCC_FILE_FIND_H
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23
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24 /* Structure to hold all the directories in which to search for files to
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25 execute. */
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26
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27 struct prefix_list
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28 {
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29 const char *prefix; /* String to prepend to the path. */
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30 struct prefix_list *next; /* Next in linked list. */
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31 };
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32
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33 struct path_prefix
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34 {
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35 struct prefix_list *plist; /* List of prefixes to try */
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36 int max_len; /* Max length of a prefix in PLIST */
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37 const char *name; /* Name of this list (used in config stuff) */
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38 };
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39
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40 extern void find_file_set_debug (bool);
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41 extern char *find_a_file (struct path_prefix *, const char *, int);
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42 extern void add_prefix (struct path_prefix *, const char *);
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43 extern void add_prefix_begin (struct path_prefix *, const char *);
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44 extern void prefix_from_env (const char *, struct path_prefix *);
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45 extern void prefix_from_string (const char *, struct path_prefix *);
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46
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47 #endif /* GCC_FILE_FIND_H */
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