12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485868788 |
- /* Some commonly-used VEC types.
- Copyright (C) 2012-2022 Free Software Foundation, Inc.
- This file is part of GDB.
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>. */
- #ifndef COMMON_GDB_VECS_H
- #define COMMON_GDB_VECS_H
- /* Split STR, a list of DELIMITER-separated fields, into a char pointer vector.
- You may modify the returned strings. */
- extern std::vector<gdb::unique_xmalloc_ptr<char>>
- delim_string_to_char_ptr_vec (const char *str, char delimiter);
- /* Like dirnames_to_char_ptr_vec, but append the directories to *VECP. */
- extern void dirnames_to_char_ptr_vec_append
- (std::vector<gdb::unique_xmalloc_ptr<char>> *vecp, const char *dirnames);
- /* Split DIRNAMES by DIRNAME_SEPARATOR delimiter and return a list of all the
- elements in their original order. For empty string ("") DIRNAMES return
- list of one empty string ("") element.
- You may modify the returned strings. */
- extern std::vector<gdb::unique_xmalloc_ptr<char>>
- dirnames_to_char_ptr_vec (const char *dirnames);
- /* Remove the element pointed by iterator IT from VEC, not preserving the order
- of the remaining elements. Return the removed element. */
- template <typename T>
- T
- unordered_remove (std::vector<T> &vec, typename std::vector<T>::iterator it)
- {
- gdb_assert (it >= vec.begin () && it < vec.end ());
- T removed = std::move (*it);
- if (it != vec.end () - 1)
- *it = std::move (vec.back ());
- vec.pop_back ();
- return removed;
- }
- /* Remove the element at position IX from VEC, not preserving the order of the
- remaining elements. Return the removed element. */
- template <typename T>
- T
- unordered_remove (std::vector<T> &vec, typename std::vector<T>::size_type ix)
- {
- gdb_assert (ix < vec.size ());
- return unordered_remove (vec, vec.begin () + ix);
- }
- /* Remove the element at position IX from VEC, preserving the order the
- remaining elements. Return the removed element. */
- template <typename T>
- T
- ordered_remove (std::vector<T> &vec, typename std::vector<T>::size_type ix)
- {
- gdb_assert (ix < vec.size ());
- T removed = std::move (vec[ix]);
- vec.erase (vec.begin () + ix);
- return removed;
- }
- #endif /* COMMON_GDB_VECS_H */
|