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Add tsearch from Musl Libc (#912)

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https://git.musl-libc.org/cgit/musl/snapshot/musl-1.2.4.tar.gz
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Gautham 2023-10-15 18:50:54 -05:00 • committed by GitHub
parent c9fecf3a55
commit e6b59bced2
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50
third_party/musl/search.h vendored Normal file
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#ifndef COSMOPOLITAN_THIRDPARTY_MUSL_SEARCH_H
#define COSMOPOLITAN_THIRDPARTY_MUSL_SEARCH_H
typedef enum { FIND, ENTER } ACTION;
typedef enum { preorder, postorder, endorder, leaf } VISIT;
typedef struct entry {
char *key;
void *data;
} ENTRY;
int hcreate(size_t);
void hdestroy(void);
ENTRY *hsearch(ENTRY, ACTION);
#ifdef _GNU_SOURCE
struct hsearch_data {
struct __tab *__tab;
unsigned int __unused1;
unsigned int __unused2;
};
int hcreate_r(size_t, struct hsearch_data *);
void hdestroy_r(struct hsearch_data *);
int hsearch_r(ENTRY, ACTION, ENTRY **, struct hsearch_data *);
#endif
void insque(void *, void *);
void remque(void *);
void *lsearch(const void *, void *, size_t *, size_t,
int (*)(const void *, const void *));
void *lfind(const void *, const void *, size_t *, size_t,
int (*)(const void *, const void *));
void *tdelete(const void *__restrict, void **__restrict, int(*)(const void *, const void *));
void *tfind(const void *, void *const *, int(*)(const void *, const void *));
void *tsearch(const void *, void **, int (*)(const void *, const void *));
void twalk(const void *, void (*)(const void *, VISIT, int));
#ifdef _GNU_SOURCE
struct qelem {
struct qelem *q_forw, *q_back;
char q_data[1];
};
void tdestroy(void *, void (*)(void *));
#endif
#endif