This commit is contained in:
2026-08-30 01:48:03 +08:00
parent 84ebd52c24
commit 7940b67827
170 changed files with 2704 additions and 21276 deletions
-56
View File
@@ -1,56 +0,0 @@
#ifndef INCLUDED_C_QUICKSORT_H
#define INCLUDED_C_QUICKSORT_H
#ifndef INCLUDED_C_TYPES_H
#include <c_Types.h>
#endif /*INCLUDED_C_TYPES_H*/
#ifndef INCLUDED_C_MEMORY_H
#include <c_Memory.h>
#endif /*INCLUDED_C_MEMORY_H*/
/* ------------------------------------------------------------------------------------------------------------------ */
/* */
/**
* Recursive partitioning sub-routine.
*/
void c_QuickSortSub(char* arr, long long left, long long right, c_size_t size, void* temp,
int (*compar)(const void*, const void*));
/**
* Top-Level Framework Entry Point for Quicksort.
* Time Complexity: O(n log n) average | Space Complexity: O(log n) call stack | Stable: No
*/
C_STATIC_FORCE_INLINE
void c_QuickSort(void* base, c_size_t num, c_size_t size,
int (*compar)(const void*, const void*)) {
if (base == NULL || num < 2 || size == 0) return;
char* arr = (char*)base;
// Optimization: Use a local stack buffer if element size fits comfortably
#define QSORT_STACK_LIMIT 128
char stack_buf[QSORT_STACK_LIMIT];
void* temp = NULL;
if (size <= QSORT_STACK_LIMIT) {
temp = stack_buf;
} else {
temp = C_ALLOC(size);
if (temp == NULL) return;
}
// Invoke processing across signed range bounds safely
c_QuickSortSub(arr, 0, (long long)num - 1, size, temp, compar);
if (size > QSORT_STACK_LIMIT) {
C_FREE(temp);
}
#undef QSORT_STACK_LIMIT
}
#endif /*INCLUDED_C_QUICKSORT_H*/