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Diffstat (limited to 'src/3rdparty/xkbcommon/src/darray.h')
-rw-r--r-- | src/3rdparty/xkbcommon/src/darray.h | 209 |
1 files changed, 0 insertions, 209 deletions
diff --git a/src/3rdparty/xkbcommon/src/darray.h b/src/3rdparty/xkbcommon/src/darray.h deleted file mode 100644 index 8e87c942ee..0000000000 --- a/src/3rdparty/xkbcommon/src/darray.h +++ /dev/null @@ -1,209 +0,0 @@ -/* - * Copyright (C) 2011 Joseph Adams <joeyadams3.14159@gmail.com> - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - -#ifndef CCAN_DARRAY_H -#define CCAN_DARRAY_H - -/* Originally taken from: https://ccodearchive.net/info/darray.html - * But modified for libxkbcommon. */ - -#include <stdlib.h> -#include <string.h> -#include <assert.h> -#include <limits.h> - -#define darray(type) struct { type *item; unsigned size; unsigned alloc; } - -#define darray_new() { 0, 0, 0 } - -#define darray_init(arr) do { \ - (arr).item = 0; (arr).size = 0; (arr).alloc = 0; \ -} while (0) - -#define darray_free(arr) do { \ - free((arr).item); \ - darray_init(arr); \ -} while (0) - -#define darray_steal(arr, to, to_size) do { \ - *(to) = (arr).item; \ - if (to_size) \ - *(unsigned int *) (to_size) = (arr).size; \ - darray_init(arr); \ -} while (0) - -/* - * Typedefs for darrays of common types. These are useful - * when you want to pass a pointer to an darray(T) around. - * - * The following will produce an incompatible pointer warning: - * - * void foo(darray(int) *arr); - * darray(int) arr = darray_new(); - * foo(&arr); - * - * The workaround: - * - * void foo(darray_int *arr); - * darray_int arr = darray_new(); - * foo(&arr); - */ - -typedef darray (char) darray_char; -typedef darray (signed char) darray_schar; -typedef darray (unsigned char) darray_uchar; - -typedef darray (short) darray_short; -typedef darray (int) darray_int; -typedef darray (long) darray_long; - -typedef darray (unsigned short) darray_ushort; -typedef darray (unsigned int) darray_uint; -typedef darray (unsigned long) darray_ulong; - -/*** Access ***/ - -#define darray_item(arr, i) ((arr).item[i]) -#define darray_size(arr) ((arr).size) -#define darray_empty(arr) ((arr).size == 0) - -/*** Insertion (single item) ***/ - -#define darray_append(arr, ...) do { \ - darray_resize(arr, (arr).size + 1); \ - (arr).item[(arr).size - 1] = (__VA_ARGS__); \ -} while (0) - -/*** Insertion (multiple items) ***/ - -#define darray_append_items(arr, items, count) do { \ - unsigned __count = (count), __oldSize = (arr).size; \ - darray_resize(arr, __oldSize + __count); \ - memcpy((arr).item + __oldSize, items, __count * sizeof(*(arr).item)); \ -} while (0) - -#define darray_from_items(arr, items, count) do { \ - unsigned __count = (count); \ - darray_resize(arr, __count); \ - if (__count != 0) \ - memcpy((arr).item, items, __count * sizeof(*(arr).item)); \ -} while (0) - -#define darray_copy(arr_to, arr_from) \ - darray_from_items((arr_to), (arr_from).item, (arr_from).size) - -#define darray_concat(arr_to, arr_from) \ - darray_append_items((arr_to), (arr_from).item, (arr_from).size) - -/*** String buffer ***/ - -#define darray_append_string(arr, str) do { \ - const char *__str = (str); \ - darray_append_items(arr, __str, strlen(__str) + 1); \ - (arr).size--; \ -} while (0) - -#define darray_append_lit(arr, stringLiteral) do { \ - darray_append_items(arr, stringLiteral, sizeof(stringLiteral)); \ - (arr).size--; \ -} while (0) - -#define darray_appends_nullterminate(arr, items, count) do { \ - unsigned __count = (count), __oldSize = (arr).size; \ - darray_resize(arr, __oldSize + __count + 1); \ - memcpy((arr).item + __oldSize, items, __count * sizeof(*(arr).item)); \ - (arr).item[--(arr).size] = 0; \ -} while (0) - -#define darray_prepends_nullterminate(arr, items, count) do { \ - unsigned __count = (count), __oldSize = (arr).size; \ - darray_resize(arr, __count + __oldSize + 1); \ - memmove((arr).item + __count, (arr).item, \ - __oldSize * sizeof(*(arr).item)); \ - memcpy((arr).item, items, __count * sizeof(*(arr).item)); \ - (arr).item[--(arr).size] = 0; \ -} while (0) - -/*** Size management ***/ - -#define darray_resize(arr, newSize) \ - darray_growalloc(arr, (arr).size = (newSize)) - -#define darray_resize0(arr, newSize) do { \ - unsigned __oldSize = (arr).size, __newSize = (newSize); \ - (arr).size = __newSize; \ - if (__newSize > __oldSize) { \ - darray_growalloc(arr, __newSize); \ - memset(&(arr).item[__oldSize], 0, \ - (__newSize - __oldSize) * sizeof(*(arr).item)); \ - } \ -} while (0) - -#define darray_realloc(arr, newAlloc) do { \ - (arr).item = realloc((arr).item, \ - ((arr).alloc = (newAlloc)) * sizeof(*(arr).item)); \ -} while (0) - -#define darray_growalloc(arr, need) do { \ - unsigned __need = (need); \ - if (__need > (arr).alloc) \ - darray_realloc(arr, darray_next_alloc((arr).alloc, __need, \ - sizeof(*(arr).item))); \ -} while (0) - -#define darray_shrink(arr) do { \ - if ((arr).size > 0) \ - (arr).item = realloc((arr).item, \ - ((arr).alloc = (arr).size) * sizeof(*(arr).item)); \ -} while (0) - -static inline unsigned -darray_next_alloc(unsigned alloc, unsigned need, unsigned itemSize) -{ - assert(need < UINT_MAX / itemSize / 2); /* Overflow. */ - if (alloc == 0) - alloc = 4; - while (alloc < need) - alloc *= 2; - return alloc; -} - -/*** Traversal ***/ - -#define darray_foreach(i, arr) \ - for ((i) = &(arr).item[0]; (i) < &(arr).item[(arr).size]; (i)++) - -#define darray_foreach_from(i, arr, from) \ - for ((i) = &(arr).item[from]; (i) < &(arr).item[(arr).size]; (i)++) - -/* Iterate on index and value at the same time, like Python's enumerate. */ -#define darray_enumerate(idx, val, arr) \ - for ((idx) = 0, (val) = &(arr).item[0]; \ - (idx) < (arr).size; \ - (idx)++, (val)++) - -#define darray_enumerate_from(idx, val, arr, from) \ - for ((idx) = (from), (val) = &(arr).item[0]; \ - (idx) < (arr).size; \ - (idx)++, (val)++) - -#endif /* CCAN_DARRAY_H */ |