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src: sort cleanups

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Markus F.X.J. Oberhumer
2023-09-04 07:28:48 +02:00
parent 9331ed39d4
commit 62dbf8485f
13 changed files with 194 additions and 109 deletions
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src/util/util.h
+15 -2
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@@ -130,9 +130,22 @@ void upx_memswap(void *a, void *b, size_t n);
typedef int(__acc_cdecl_qsort *upx_compare_func_t)(const void *, const void *);
typedef void (*upx_sort_func_t)(void *array, size_t n, size_t element_size, upx_compare_func_t);
void upx_shellsort(void *array, size_t n, size_t element_size, upx_compare_func_t compare);
void upx_gnomesort(void *array, size_t n, size_t element_size, upx_compare_func_t compare);
void upx_shellsort_memswap(void *array, size_t n, size_t element_size, upx_compare_func_t compare);
void upx_shellsort_memcpy(void *array, size_t n, size_t element_size, upx_compare_func_t compare);
void upx_stable_sort(void *array, size_t n, size_t element_size, upx_compare_func_t compare);
// this wraps std::stable_sort()
template <size_t ElementSize>
void upx_std_stable_sort(void *array, size_t n, upx_compare_func_t compare);
#if 1
// use libc qsort()
#define upx_qsort qsort
#else
// use std::stable_sort()
#define upx_qsort(a, b, c, d) upx_std_stable_sort<(c)>(a, b, d)
#define UPX_QSORT_IS_STABLE_SORT 1
#endif
/*************************************************************************
// misc. support functions