cosmopolitan/libc/mem/alg.h
Justine Tunney d861d2787b
Import OpenBSD sorting algorithms
OpenBSD's qsort() function is more secure than the ones used by
FreeBSD, NetBSD and MacOS. The best part is it goes faster too!
This change also imports the OpenBSD mergesort() and heapsort()
2022-09-06 17:52:26 -07:00

58 lines
2.5 KiB
C

#ifndef COSMOPOLITAN_LIBC_ALG_ALG_H_
#define COSMOPOLITAN_LIBC_ALG_ALG_H_
#if !(__ASSEMBLER__ + __LINKER__ + 0)
COSMOPOLITAN_C_START_
void *bsearch(const void *, const void *, size_t, size_t,
int (*)(const void *, const void *))
paramsnonnull() dontthrow nosideeffect;
void *bsearch_r(const void *, const void *, size_t, size_t,
int (*)(const void *, const void *, void *), void *)
paramsnonnull((1, 2, 5)) dontthrow nosideeffect;
void djbsort(int32_t *, size_t);
void qsort3(void *, size_t, size_t, int (*)(const void *, const void *))
paramsnonnull();
void qsort(void *, size_t, size_t, int (*)(const void *, const void *))
paramsnonnull();
void qsort_r(void *, size_t, size_t,
int (*)(const void *, const void *, void *), void *)
paramsnonnull((1, 4));
void smoothsort(void *, size_t, size_t, int (*)(const void *, const void *));
void smoothsort_r(void *, size_t, size_t,
int (*)(const void *, const void *, void *), void *);
int heapsort(void *, size_t, size_t, int (*)(const void *, const void *));
int heapsort_r(void *, size_t, size_t,
int (*)(const void *, const void *, void *), void *);
int mergesort(void *, size_t, size_t, int (*)(const void *, const void *));
int mergesort_r(void *, size_t, size_t,
int (*)(const void *, const void *, void *), void *);
int tarjan(int, const int (*)[2], int, int[], int[], int *)
paramsnonnull((2, 4)) nocallback dontthrow;
#define __algalloc returnspointerwithnoaliases dontthrow nocallback dontdiscard
char *replacestr(const char *, const char *, const char *)
paramsnonnull() __algalloc;
char16_t *replacestr16(const char16_t *, const char16_t *, const char16_t *)
paramsnonnull() __algalloc;
wchar_t *replacewcs(const wchar_t *, const wchar_t *, const wchar_t *)
paramsnonnull() __algalloc;
char *concatstr(const char *, ...) nullterminated() paramsnonnull() __algalloc;
char16_t *concatstr16(const char16_t *, ...) nullterminated()
paramsnonnull() __algalloc;
wchar_t *concatwcs(const wchar_t *, ...) nullterminated()
paramsnonnull() __algalloc;
int cmpsb(const void *, const void *);
int cmpub(const void *, const void *);
int cmpsw(const void *, const void *);
int cmpuw(const void *, const void *);
int cmpsl(const void *, const void *);
int cmpul(const void *, const void *);
int cmpsq(const void *, const void *);
int cmpuq(const void *, const void *);
COSMOPOLITAN_C_END_
#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
#endif /* COSMOPOLITAN_LIBC_ALG_ALG_H_ */