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fa864999 TT |
1 | /* Some commonly-used VEC types. |
2 | ||
42a4f53d | 3 | Copyright (C) 2012-2019 Free Software Foundation, Inc. |
fa864999 TT |
4 | |
5 | This file is part of GDB. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 3 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
19 | ||
1a5c2598 TT |
20 | #ifndef COMMON_GDB_VECS_H |
21 | #define COMMON_GDB_VECS_H | |
fa864999 TT |
22 | |
23 | #include "vec.h" | |
24 | ||
e80aaf61 | 25 | /* Split STR, a list of DELIMITER-separated fields, into a char pointer vector. |
e4ab2fad | 26 | |
e80aaf61 | 27 | You may modify the returned strings. */ |
749234e5 | 28 | |
e80aaf61 SM |
29 | extern std::vector<gdb::unique_xmalloc_ptr<char>> |
30 | delim_string_to_char_ptr_vec (const char *str, char delimiter); | |
e4ab2fad | 31 | |
e80aaf61 SM |
32 | /* Like dirnames_to_char_ptr_vec, but append the directories to *VECP. */ |
33 | ||
34 | extern void dirnames_to_char_ptr_vec_append | |
35 | (std::vector<gdb::unique_xmalloc_ptr<char>> *vecp, const char *dirnames); | |
36 | ||
37 | /* Split DIRNAMES by DIRNAME_SEPARATOR delimiter and return a list of all the | |
38 | elements in their original order. For empty string ("") DIRNAMES return | |
39 | list of one empty string ("") element. | |
40 | ||
41 | You may modify the returned strings. */ | |
42 | ||
43 | extern std::vector<gdb::unique_xmalloc_ptr<char>> | |
44 | dirnames_to_char_ptr_vec (const char *dirnames); | |
e4ab2fad | 45 | |
b24531ed SM |
46 | /* Remove the element pointed by iterator IT from VEC, not preserving the order |
47 | of the remaining elements. Return the removed element. */ | |
48 | ||
49 | template <typename T> | |
50 | T | |
51 | unordered_remove (std::vector<T> &vec, typename std::vector<T>::iterator it) | |
52 | { | |
53 | gdb_assert (it >= vec.begin () && it < vec.end ()); | |
54 | ||
55 | T removed = std::move (*it); | |
56 | *it = std::move (vec.back ()); | |
57 | vec.pop_back (); | |
58 | ||
59 | return removed; | |
60 | } | |
61 | ||
53127008 SM |
62 | /* Remove the element at position IX from VEC, not preserving the order of the |
63 | remaining elements. Return the removed element. */ | |
64 | ||
65 | template <typename T> | |
66 | T | |
67 | unordered_remove (std::vector<T> &vec, typename std::vector<T>::size_type ix) | |
68 | { | |
69 | gdb_assert (ix < vec.size ()); | |
70 | ||
b24531ed | 71 | return unordered_remove (vec, vec.begin () + ix); |
53127008 SM |
72 | } |
73 | ||
74 | /* Remove the element at position IX from VEC, preserving the order the | |
75 | remaining elements. Return the removed element. */ | |
76 | ||
77 | template <typename T> | |
78 | T | |
79 | ordered_remove (std::vector<T> &vec, typename std::vector<T>::size_type ix) | |
80 | { | |
81 | gdb_assert (ix < vec.size ()); | |
82 | ||
83 | T removed = std::move (vec[ix]); | |
84 | vec.erase (vec.begin () + ix); | |
85 | ||
86 | return removed; | |
87 | } | |
88 | ||
1a5c2598 | 89 | #endif /* COMMON_GDB_VECS_H */ |