[ec24a37] | 1 | /* |
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[977c3de] | 2 | * Copyright (c) 2011, Chris Johns <chrisj@rtems.org> |
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[ec24a37] | 3 | * |
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| 4 | * Permission to use, copy, modify, and/or distribute this software for any |
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| 5 | * purpose with or without fee is hereby granted, provided that the above |
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| 6 | * copyright notice and this permission notice appear in all copies. |
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[977c3de] | 7 | * |
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[ec24a37] | 8 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
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| 9 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
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| 10 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
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| 11 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
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| 12 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
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| 13 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
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| 14 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
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| 15 | */ |
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| 16 | /** |
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| 17 | * @file |
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| 18 | * |
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| 19 | * @ingroup rtems-ld |
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| 20 | * |
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| 21 | * @brief RTEMS Linker file manages access the image contained in various file |
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| 22 | * formats. |
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| 23 | * |
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| 24 | * The base element is a file. It references a object file that is either |
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| 25 | * inside an archive or stand alone. You access a object file by constructing a |
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| 26 | * handle. A handle is the object file with the specific file descriptor |
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| 27 | * created when the archive or object file was opened. |
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| 28 | * |
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[977c3de] | 29 | * |
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[ec24a37] | 30 | */ |
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| 31 | |
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| 32 | #if !defined (_RLD_FILES_H_) |
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| 33 | #define _RLD_FILES_H_ |
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| 34 | |
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| 35 | #include <list> |
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| 36 | #include <map> |
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| 37 | #include <string> |
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| 38 | #include <vector> |
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| 39 | |
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| 40 | #include <rld.h> |
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| 41 | |
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| 42 | namespace rld |
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| 43 | { |
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| 44 | namespace files |
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| 45 | { |
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| 46 | /** |
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| 47 | * Container of file paths. |
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| 48 | */ |
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| 49 | typedef std::vector < std::string > paths; |
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| 50 | |
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| 51 | /** |
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| 52 | * Container of files. |
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| 53 | */ |
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| 54 | typedef std::vector < file > files; |
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| 55 | |
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| 56 | /** |
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| 57 | * Container of archive files. |
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| 58 | */ |
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| 59 | typedef std::map < std::string, archive* > archives; |
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| 60 | |
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| 61 | /** |
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| 62 | * Container of object files. |
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| 63 | */ |
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| 64 | typedef std::map < std::string, object* > objects; |
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| 65 | |
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| 66 | /** |
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| 67 | * Container list of object files. |
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| 68 | */ |
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| 69 | typedef std::list < object* > object_list; |
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[977c3de] | 70 | |
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[ec24a37] | 71 | /** |
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| 72 | * Split a path from a string with a delimiter to the path container. Add |
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| 73 | * only the paths that exist and ignore those that do not. |
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| 74 | */ |
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| 75 | void path_split (const std::string& path, |
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| 76 | rld::files::paths& paths); |
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| 77 | |
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| 78 | /** |
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| 79 | * Make a path by joining the parts with required separator. |
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| 80 | */ |
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[977c3de] | 81 | void path_join (const std::string& path_, |
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| 82 | const std::string& file_, |
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[ec24a37] | 83 | std::string& joined); |
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| 84 | |
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| 85 | /** |
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| 86 | * Check the path is a file. |
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| 87 | */ |
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| 88 | bool check_file (const std::string& path); |
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| 89 | |
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| 90 | /** |
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| 91 | * Check the path is a directory. |
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| 92 | */ |
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| 93 | bool check_directory (const std::string& path); |
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[977c3de] | 94 | |
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[ec24a37] | 95 | /** |
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| 96 | * Find the file given a container of paths and file names. |
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| 97 | * |
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| 98 | * @param path The path of the file if found else empty. |
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| 99 | * @param name The name of the file to search for. |
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| 100 | * @param search_paths The container of paths to search. |
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| 101 | */ |
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[977c3de] | 102 | void find_file (std::string& path, |
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[ec24a37] | 103 | const std::string& name, |
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| 104 | paths& search_paths); |
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| 105 | |
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| 106 | /** |
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| 107 | * A file is a single object file that is either in an archive or stand |
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| 108 | * alone. |
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| 109 | */ |
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| 110 | class file |
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| 111 | { |
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| 112 | public: |
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| 113 | /** |
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| 114 | * Construct the file from the component parts when part of an archive. |
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| 115 | * |
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| 116 | * @param aname The archive name. |
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| 117 | * @param oname The object file name. |
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| 118 | * @param offset The offset in the archive the object file starts. |
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| 119 | * @param size The size of the archive the object file starts. |
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| 120 | */ |
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| 121 | file (const std::string& aname, |
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| 122 | const std::string& oname, |
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| 123 | off_t offset, |
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| 124 | size_t size); |
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| 125 | |
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| 126 | /** |
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| 127 | * Construct the name by splitting the full path into an archive, |
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| 128 | * object file name and offset. |
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| 129 | * |
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| 130 | * @param path The path to the image. |
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| 131 | * @param is_object If true (default) the name is for an object file. |
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| 132 | */ |
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| 133 | file (const std::string& path, bool is_object = true); |
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| 134 | |
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| 135 | /** |
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| 136 | * Contruct an empty file. |
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| 137 | */ |
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| 138 | file (); |
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| 139 | |
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| 140 | /** |
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| 141 | * Set a name from the path. |
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| 142 | * |
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| 143 | * @param path The path to the image. |
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| 144 | * @param is_object If true (default) the name is for an object file. |
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| 145 | */ |
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| 146 | void set (const std::string& path, bool is_object = true); |
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| 147 | |
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| 148 | /** |
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| 149 | * Is an archive returns true if the file is in an archive. |
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| 150 | * |
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| 151 | * @retval true The object file is in an archive. |
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| 152 | * @retval false The object file is stand alone. |
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| 153 | */ |
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| 154 | bool is_archive () const; |
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| 155 | |
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| 156 | /** |
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| 157 | * Is object file stand alone. |
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| 158 | * |
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| 159 | * @retval true The object file is stand alone. |
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| 160 | * @retval false The object could be part of an archive. |
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| 161 | */ |
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| 162 | bool is_object () const; |
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| 163 | |
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| 164 | /** |
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| 165 | * Valid returns true if there is a valid name. |
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| 166 | * |
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| 167 | * @retval true There is a valid name. |
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| 168 | * @retval false There is not name assigned. |
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| 169 | */ |
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| 170 | bool is_valid () const; |
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| 171 | |
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| 172 | /** |
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| 173 | * Exists returns true if the archive or object file is present on disk |
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| 174 | * and a regular file. |
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| 175 | * |
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| 176 | * @retval true The file is valid and a regular file. |
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| 177 | * @retval false The file is either not present, not accessable or not a |
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| 178 | * regular file. |
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| 179 | */ |
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| 180 | bool exists () const; |
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| 181 | |
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| 182 | /** |
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| 183 | * The path maps to the real file on disk. The file may not be valid. |
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| 184 | * |
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| 185 | * @return const std::string The real path to the file on disk. |
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| 186 | */ |
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| 187 | const std::string path () const; |
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| 188 | |
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| 189 | /** |
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| 190 | * The full path. |
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| 191 | * |
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| 192 | * @return const std::string The full path to the image. |
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| 193 | */ |
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| 194 | const std::string full () const; |
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| 195 | |
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| 196 | /** |
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| 197 | * The base path. It is the basename of the full path. |
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| 198 | * |
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| 199 | * @return const std::string The basename of the full path to the image. |
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| 200 | */ |
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| 201 | const std::string basename () const; |
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| 202 | |
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| 203 | /** |
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| 204 | * The archive name component. A length of 0 means there was not |
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| 205 | * archive component. |
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| 206 | */ |
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| 207 | const std::string& aname () const; |
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| 208 | |
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| 209 | /** |
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| 210 | * The object name. There is always an object name. |
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| 211 | */ |
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| 212 | const std::string& oname () const; |
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| 213 | |
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| 214 | /** |
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| 215 | * The object's offset in the archive. |
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| 216 | */ |
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| 217 | off_t offset () const; |
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| 218 | |
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| 219 | /** |
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| 220 | * The object's size in the archive. |
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| 221 | */ |
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| 222 | size_t size () const; |
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| 223 | |
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| 224 | private: |
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| 225 | std::string aname_; //< The archive name. |
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| 226 | std::string oname_; //< The object name. |
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| 227 | off_t offset_; //< The object's offset in the archive. |
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| 228 | size_t size_; //< The object's size in teh archive. |
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| 229 | }; |
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| 230 | |
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| 231 | /** |
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| 232 | * Image is the base file type. A base class is used so we can have a |
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| 233 | * single container of to hold types of images we need to support. |
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| 234 | */ |
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| 235 | class image |
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| 236 | { |
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| 237 | public: |
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| 238 | /** |
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| 239 | * Construct the image. |
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| 240 | * |
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| 241 | * @param name The name of the image. |
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| 242 | */ |
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| 243 | image (file& name); |
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| 244 | |
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| 245 | /** |
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| 246 | * Construct the image. |
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| 247 | * |
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| 248 | * @param name The file path. |
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| 249 | * @param is_object If true (default) the name is for an object file. |
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| 250 | */ |
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| 251 | image (const std::string& path, bool is_object = true); |
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| 252 | |
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| 253 | /** |
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| 254 | * Construct the image. |
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| 255 | */ |
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| 256 | image (); |
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| 257 | |
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| 258 | /** |
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| 259 | * Destruct the image. |
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| 260 | */ |
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| 261 | virtual ~image (); |
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| 262 | |
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| 263 | /** |
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| 264 | * Open the image. You can open the image more than once but you need to |
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| 265 | * close it the same number of times. |
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| 266 | */ |
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| 267 | virtual void open (file& name); |
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| 268 | |
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| 269 | /** |
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| 270 | * Open the image. You can open the image more than once but you need to |
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| 271 | * close it the same number of times. |
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| 272 | */ |
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| 273 | virtual void open (bool writable = false); |
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| 274 | |
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| 275 | /** |
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| 276 | * Close the image. |
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| 277 | */ |
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| 278 | virtual void close (); |
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| 279 | |
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| 280 | /** |
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| 281 | * Read a block from the file. |
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| 282 | */ |
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| 283 | virtual ssize_t read (uint8_t* buffer, size_t size); |
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| 284 | |
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| 285 | /** |
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| 286 | * Write a block from the file. |
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| 287 | */ |
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| 288 | virtual ssize_t write (const void* buffer, size_t size); |
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| 289 | |
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| 290 | /** |
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| 291 | * Seek. |
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| 292 | */ |
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| 293 | virtual void seek (off_t offset); |
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| 294 | |
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| 295 | /** |
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| 296 | * Seek and read. |
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| 297 | */ |
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| 298 | virtual bool seek_read (off_t offset, uint8_t* buffer, size_t size); |
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| 299 | |
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| 300 | /** |
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| 301 | * Seek and write. |
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| 302 | */ |
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| 303 | virtual bool seek_write (off_t offset, const void* buffer, size_t size); |
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| 304 | |
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| 305 | /** |
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| 306 | * The name of the image. |
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| 307 | */ |
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| 308 | const file& name () const; |
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| 309 | |
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| 310 | /** |
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| 311 | * References to the image. |
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| 312 | */ |
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| 313 | virtual int references () const; |
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| 314 | |
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| 315 | /** |
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| 316 | * The file size. |
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| 317 | */ |
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| 318 | virtual size_t size () const; |
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| 319 | |
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| 320 | /** |
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| 321 | * The file descriptor. |
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| 322 | */ |
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| 323 | virtual int fd () const; |
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| 324 | |
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| 325 | /** |
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[977c3de] | 326 | * The ELF reference. |
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[ec24a37] | 327 | */ |
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[977c3de] | 328 | elf::file& elf (); |
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[ec24a37] | 329 | |
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| 330 | /** |
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| 331 | * A symbol in the image has been referenced. |
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| 332 | */ |
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| 333 | virtual void symbol_referenced (); |
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| 334 | |
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| 335 | /** |
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| 336 | * Return the number of symbol references. |
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| 337 | */ |
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| 338 | virtual int symbol_references () const; |
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| 339 | |
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| 340 | /** |
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| 341 | * The path maps to the real file on disk. The file may not be valid. |
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| 342 | * |
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| 343 | * @return const std::string The real path to the file on disk. |
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| 344 | */ |
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| 345 | const std::string path () const { |
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| 346 | return name ().path (); |
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| 347 | } |
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| 348 | |
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| 349 | /** |
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[977c3de] | 350 | * Is the image open ? |
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[ec24a37] | 351 | * |
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[977c3de] | 352 | * @retval true The image is open. |
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| 353 | * @retval false The image is not open. |
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[ec24a37] | 354 | */ |
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| 355 | bool is_open () const { |
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| 356 | return fd () != -1; |
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| 357 | } |
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| 358 | |
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[977c3de] | 359 | /** |
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| 360 | * Is the image writable ? |
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| 361 | * |
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| 362 | * @retval true The image is writeable. |
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| 363 | * @retval false The image is not writeable. |
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| 364 | */ |
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| 365 | bool is_writeable () const { |
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| 366 | return writeable; |
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| 367 | } |
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| 368 | |
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[ec24a37] | 369 | private: |
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[977c3de] | 370 | |
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[ec24a37] | 371 | file name_; //< The name of the file. |
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| 372 | int references_; //< The number of handles open. |
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| 373 | int fd_; //< The file descriptor of the archive. |
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[977c3de] | 374 | elf::file elf_; //< The libelf reference. |
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[ec24a37] | 375 | int symbol_refs; //< The number of symbols references made. |
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[977c3de] | 376 | bool writeable; //< The image is writable. |
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[ec24a37] | 377 | }; |
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| 378 | |
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| 379 | /** |
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| 380 | * Copy the input section of the image to the output section. The file |
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| 381 | * positions in the images must be set before making the call. |
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| 382 | */ |
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| 383 | void copy (image& in, image& out, size_t size); |
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| 384 | |
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| 385 | /** |
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| 386 | * The archive class proivdes access to ELF object files that are held in a |
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| 387 | * AR format file. GNU AR extensions are supported. |
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| 388 | */ |
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| 389 | class archive: |
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| 390 | public image |
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| 391 | { |
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| 392 | public: |
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| 393 | /** |
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| 394 | * Open a archive format file that contains ELF object files. |
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| 395 | * |
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| 396 | */ |
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| 397 | archive (const std::string& name); |
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| 398 | |
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| 399 | /** |
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| 400 | * Close the archive. |
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| 401 | */ |
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| 402 | virtual ~archive (); |
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| 403 | |
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[977c3de] | 404 | /** |
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| 405 | * Begin the ELF session. |
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| 406 | */ |
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| 407 | void begin (); |
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| 408 | |
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| 409 | /** |
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| 410 | * End the ELF session. |
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| 411 | */ |
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| 412 | void end (); |
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| 413 | |
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[ec24a37] | 414 | /** |
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| 415 | * Match the archive name. |
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| 416 | * |
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| 417 | * @param name The name of the archive to check. |
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| 418 | * @retval true This is the archive. |
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| 419 | * @retval false This is not the archive. |
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| 420 | */ |
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| 421 | bool is (const std::string& name) const; |
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| 422 | |
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| 423 | /** |
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| 424 | * Check this is a valid archive. |
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| 425 | */ |
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| 426 | bool is_valid (); |
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| 427 | |
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| 428 | /** |
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| 429 | * Load objects. |
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| 430 | */ |
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| 431 | void load_objects (objects& objs); |
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[977c3de] | 432 | |
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[ec24a37] | 433 | /** |
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| 434 | * Get the name. |
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| 435 | */ |
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| 436 | const std::string& get_name () const; |
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| 437 | |
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| 438 | /** |
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| 439 | * Less than operator for the map container. |
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| 440 | */ |
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| 441 | bool operator< (const archive& rhs) const; |
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| 442 | |
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| 443 | /** |
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| 444 | * Create a new archive. If referening an existing archive it is |
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| 445 | * overwritten. |
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| 446 | */ |
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| 447 | void create (object_list& objects); |
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| 448 | |
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| 449 | private: |
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[977c3de] | 450 | |
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[ec24a37] | 451 | /** |
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| 452 | * Read header. |
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| 453 | */ |
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| 454 | bool read_header (off_t offset, uint8_t* header); |
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| 455 | |
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| 456 | /** |
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| 457 | * Add the object file from the archive to the object's container. |
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| 458 | */ |
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| 459 | void add_object (objects& objs, |
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| 460 | const char* name, |
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[977c3de] | 461 | off_t offset, |
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[ec24a37] | 462 | size_t size); |
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| 463 | |
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| 464 | /** |
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| 465 | * Write a file header into the archive. |
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| 466 | */ |
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| 467 | void write_header (const std::string& name, |
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| 468 | uint32_t mtime, |
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| 469 | int uid, |
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| 470 | int gid, |
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| 471 | int mode, |
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| 472 | size_t size); |
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| 473 | |
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| 474 | /** |
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| 475 | * Cannot copy via a copy constructor. |
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| 476 | */ |
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| 477 | archive (const archive& orig); |
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| 478 | |
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| 479 | /** |
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| 480 | * Cannot assign using the assignment operator.. |
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| 481 | */ |
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| 482 | archive& operator= (const archive& rhs); |
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| 483 | }; |
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| 484 | |
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| 485 | /** |
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| 486 | * The object file cab be in an archive or a file. |
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| 487 | */ |
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| 488 | class object: |
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| 489 | public image |
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| 490 | { |
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| 491 | public: |
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| 492 | /** |
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| 493 | * Construct an object image that is part of an archive. |
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| 494 | * |
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| 495 | * @param archive_ The archive the object file is part of. |
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| 496 | * @param file_ The image file. |
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| 497 | */ |
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| 498 | object (archive& archive_, file& file_); |
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| 499 | |
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| 500 | /** |
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| 501 | * Construct the object file. |
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| 502 | * |
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| 503 | * @param path The object file path. |
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| 504 | */ |
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| 505 | object (const std::string& path); |
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| 506 | |
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| 507 | /** |
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| 508 | * Construct the object file. |
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| 509 | */ |
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| 510 | object (); |
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| 511 | |
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| 512 | /** |
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| 513 | * Destruct the object file. |
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| 514 | */ |
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| 515 | virtual ~object (); |
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| 516 | |
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| 517 | /** |
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| 518 | * Open the object file. |
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| 519 | */ |
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| 520 | virtual void open (); |
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| 521 | |
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| 522 | /** |
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| 523 | * Close the object. |
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| 524 | */ |
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| 525 | virtual void close (); |
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| 526 | |
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| 527 | /** |
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| 528 | * Begin the ELF session. |
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| 529 | */ |
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| 530 | void begin (); |
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| 531 | |
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| 532 | /** |
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| 533 | * End the ELF session. |
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| 534 | */ |
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| 535 | void end (); |
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| 536 | |
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| 537 | /** |
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| 538 | * Load the symbols into the symbols table. |
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| 539 | * |
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| 540 | * @param symbols The symbol table to load. |
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| 541 | * @param local Include local symbols. The default is not to. |
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| 542 | */ |
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| 543 | void load_symbols (rld::symbols::table& symbols, bool local = false); |
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| 544 | |
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| 545 | /** |
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| 546 | * Get the string from the string table. |
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| 547 | */ |
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[977c3de] | 548 | // std::string get_string (int section, size_t offset); |
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[ec24a37] | 549 | |
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| 550 | /** |
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| 551 | * References to the image. |
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| 552 | */ |
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| 553 | virtual int references () const; |
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| 554 | |
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| 555 | /** |
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| 556 | * The file size. |
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| 557 | */ |
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| 558 | virtual size_t size () const; |
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| 559 | |
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| 560 | /** |
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| 561 | * The file descriptor. |
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| 562 | */ |
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| 563 | virtual int fd () const; |
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| 564 | |
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| 565 | /** |
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| 566 | * A symbol in the image has been referenced. |
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| 567 | */ |
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| 568 | virtual void symbol_referenced (); |
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| 569 | |
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| 570 | /** |
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| 571 | * The archive the object file is contained in. If 0 the object file is |
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| 572 | * not contained in an archive. |
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| 573 | */ |
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| 574 | archive* get_archive (); |
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| 575 | |
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[977c3de] | 576 | #if 0 |
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[ec24a37] | 577 | /** |
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| 578 | * Number of sections in the object file. |
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| 579 | */ |
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| 580 | int sections () const; |
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| 581 | |
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| 582 | /** |
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| 583 | * Section string index. |
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| 584 | */ |
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| 585 | int section_strings () const; |
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[977c3de] | 586 | #endif |
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[ec24a37] | 587 | |
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| 588 | /** |
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| 589 | * Return the unresolved symbol table for this object file. |
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| 590 | */ |
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| 591 | rld::symbols::table& unresolved_symbols (); |
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| 592 | |
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| 593 | /** |
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| 594 | * Return the list external symbols. |
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| 595 | */ |
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[977c3de] | 596 | rld::symbols::pointers& external_symbols (); |
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[ec24a37] | 597 | |
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| 598 | private: |
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[977c3de] | 599 | archive* archive_; //< Points to the archive if part of |
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| 600 | // an archive. |
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| 601 | rld::symbols::table unresolved; //< This object's unresolved symbols. |
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| 602 | rld::symbols::pointers externals; //< This object's external symbols. |
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[ec24a37] | 603 | |
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| 604 | /** |
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| 605 | * Cannot copy via a copy constructor. |
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| 606 | */ |
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| 607 | object (const object& orig); |
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| 608 | |
---|
| 609 | /** |
---|
| 610 | * Cannot assign using the assignment operator. |
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| 611 | */ |
---|
| 612 | object& operator= (const object& rhs); |
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| 613 | }; |
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| 614 | |
---|
| 615 | /** |
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| 616 | * A collection of objects files as a cache. This currently is not a cache |
---|
| 617 | * but it could become one. |
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| 618 | */ |
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| 619 | class cache |
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| 620 | { |
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| 621 | public: |
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| 622 | /** |
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| 623 | * Construct the cache. |
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| 624 | */ |
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| 625 | cache (); |
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| 626 | |
---|
| 627 | /** |
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| 628 | * Destruct the objects. |
---|
| 629 | */ |
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| 630 | virtual ~cache (); |
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| 631 | |
---|
| 632 | /** |
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| 633 | * Open the cache by collecting the file names, loading object headers |
---|
| 634 | * and loading the archive file names. |
---|
| 635 | */ |
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| 636 | void open (); |
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| 637 | |
---|
| 638 | /** |
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| 639 | * Close the cache. |
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| 640 | */ |
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| 641 | void close (); |
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| 642 | |
---|
| 643 | /** |
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| 644 | * Add a file path to the cache. |
---|
| 645 | */ |
---|
| 646 | void add (const std::string& path); |
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| 647 | |
---|
| 648 | /** |
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| 649 | * Add a container of path to the cache. |
---|
| 650 | */ |
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| 651 | void add (paths& paths__); |
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| 652 | |
---|
| 653 | /** |
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| 654 | * Add a container of path to the cache. |
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| 655 | */ |
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| 656 | void add_libraries (paths& paths__); |
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| 657 | |
---|
| 658 | /** |
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[977c3de] | 659 | * Being a session on an archive. |
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[ec24a37] | 660 | */ |
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| 661 | void archive_begin (const std::string& path); |
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| 662 | |
---|
| 663 | /** |
---|
[977c3de] | 664 | * End a session on an archive. |
---|
[ec24a37] | 665 | */ |
---|
| 666 | void archive_end (const std::string& path); |
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| 667 | |
---|
| 668 | /** |
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[977c3de] | 669 | * Being sessions on all archives. |
---|
[ec24a37] | 670 | */ |
---|
| 671 | void archives_begin (); |
---|
| 672 | |
---|
| 673 | /** |
---|
[977c3de] | 674 | * End the archive sessions. |
---|
[ec24a37] | 675 | */ |
---|
| 676 | void archives_end (); |
---|
| 677 | |
---|
| 678 | /** |
---|
| 679 | * Collect the object names and add them to the cache. |
---|
| 680 | */ |
---|
| 681 | void collect_object_files (); |
---|
[977c3de] | 682 | |
---|
[ec24a37] | 683 | /** |
---|
| 684 | * Collect the object file names by verifing the paths to the files are |
---|
| 685 | * valid or read the object file names contained in any archives. |
---|
| 686 | */ |
---|
| 687 | void collect_object_files (const std::string& path); |
---|
[977c3de] | 688 | |
---|
[ec24a37] | 689 | /** |
---|
| 690 | * Load the symbols into the symbol table. |
---|
| 691 | * |
---|
| 692 | * @param symbols The symbol table to load. |
---|
| 693 | * @param local Include local symbols. The default is not to. |
---|
| 694 | */ |
---|
| 695 | void load_symbols (rld::symbols::table& symbols, bool locals = false); |
---|
| 696 | |
---|
| 697 | /** |
---|
| 698 | * Output the unresolved symbol table to the output stream. |
---|
| 699 | */ |
---|
| 700 | void output_unresolved_symbols (std::ostream& out); |
---|
| 701 | |
---|
| 702 | /** |
---|
| 703 | * Get the archives. |
---|
| 704 | */ |
---|
| 705 | archives& get_archives (); |
---|
[977c3de] | 706 | |
---|
[ec24a37] | 707 | /** |
---|
| 708 | * Get the objects inlcuding those in archives. |
---|
| 709 | */ |
---|
| 710 | objects& get_objects (); |
---|
[977c3de] | 711 | |
---|
[ec24a37] | 712 | /** |
---|
| 713 | * Get the added objects. Does not include the ones in th archives. |
---|
| 714 | */ |
---|
| 715 | void get_objects (object_list& list); |
---|
| 716 | |
---|
| 717 | /** |
---|
| 718 | * Get the paths. |
---|
| 719 | */ |
---|
| 720 | const paths& get_paths () const; |
---|
| 721 | |
---|
| 722 | /** |
---|
| 723 | * Get the archive files. |
---|
| 724 | */ |
---|
| 725 | void get_archive_files (files& afiles); |
---|
| 726 | |
---|
| 727 | /** |
---|
| 728 | * Get the object files including those in archives. |
---|
| 729 | */ |
---|
| 730 | void get_object_files (files& ofiles); |
---|
| 731 | |
---|
| 732 | /** |
---|
| 733 | * Get the archive count. |
---|
| 734 | */ |
---|
| 735 | int archive_count () const; |
---|
| 736 | |
---|
| 737 | /** |
---|
| 738 | * Get the object count. |
---|
| 739 | */ |
---|
| 740 | int object_count () const; |
---|
| 741 | |
---|
| 742 | /** |
---|
| 743 | * Get the path count. |
---|
| 744 | */ |
---|
| 745 | int path_count () const; |
---|
| 746 | |
---|
| 747 | /** |
---|
| 748 | * Output archive files. |
---|
| 749 | */ |
---|
| 750 | void output_archive_files (std::ostream& out); |
---|
| 751 | |
---|
| 752 | /** |
---|
| 753 | * Output archive files. |
---|
| 754 | */ |
---|
| 755 | void output_object_files (std::ostream& out); |
---|
| 756 | |
---|
| 757 | protected: |
---|
| 758 | |
---|
| 759 | /** |
---|
| 760 | * Input a path into the cache. |
---|
| 761 | */ |
---|
| 762 | virtual void input (const std::string& path); |
---|
| 763 | |
---|
| 764 | private: |
---|
| 765 | paths paths_; //< The names of the files to process. |
---|
| 766 | archives archives_; //< The archive files. |
---|
| 767 | objects objects_; //< The object files. |
---|
| 768 | bool opened; //< The cache is open. |
---|
| 769 | }; |
---|
| 770 | |
---|
| 771 | /** |
---|
| 772 | * Find the libraries given the list of libraries as bare name which |
---|
| 773 | * have 'lib' and '.a' added. |
---|
| 774 | */ |
---|
| 775 | void find_libraries (paths& libraries, paths& libpaths, paths& libs); |
---|
| 776 | |
---|
| 777 | } |
---|
| 778 | } |
---|
| 779 | |
---|
| 780 | #endif |
---|