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Man Pages


Manual Reference Pages  -  CK_PR_NEG (3)

NAME

ck_pr_neg_ptr, ck_pr_neg_ptr_zero, ck_pr_neg_double, ck_pr_neg_double_zero, ck_pr_neg_char, ck_pr_neg_char_zero, ck_pr_neg_uint, ck_pr_neg_uint_zero, ck_pr_neg_int, ck_pr_neg_int_zero, ck_pr_neg_64, ck_pr_neg_64_zero, ck_pr_neg_32, ck_pr_neg_32_zero, ck_pr_neg_16, ck_pr_neg_16_zero, ck_pr_neg_8, ck_pr_neg_8_zero - atomic negation operations

CONTENTS

Library
Synopsis
Description
Return Values
See Also

LIBRARY

Concurrency Kit (libck, -lck)

SYNOPSIS


.In ck_pr.h void ck_pr_neg_ptr void *target void ck_pr_neg_ptr_zero void *target bool *z void ck_pr_neg_double double *target void ck_pr_neg_double_zero double *target bool *z void ck_pr_neg_char char *target void ck_pr_neg_char_zero char *target bool *z void ck_pr_neg_uint unsigned int *target void ck_pr_neg_uint_zero unsigned int *target bool *z void ck_pr_neg_int int *target void ck_pr_neg_int_zero int *target bool *z void ck_pr_neg_64 uint64_t *target void ck_pr_neg_64_zero uint64_t *target bool *z void ck_pr_neg_32 uint32_t *target void ck_pr_neg_32_zero uint32_t *target bool *z void ck_pr_neg_16 uint16_t *target void ck_pr_neg_16_zero uint16_t *target bool *z void ck_pr_neg_8 uint8_t *target void ck_pr_neg_8_zero uint8_t *target bool *z

DESCRIPTION

The ck_pr_neg 3 family of functions atomically negate the value pointed to by target.

RETURN VALUES

The ck_pr_neg_zero functions set the value pointed to by z if the result of the negation operation was 0. They set the pointed to value to false otherwise.

SEE ALSO

ck_pr_fence_load(3), ck_pr_fence_load_depends(3), ck_pr_fence_store(3), ck_pr_fence_memory(3), ck_pr_load(3), ck_pr_store(3), ck_pr_fas(3), ck_pr_faa(3), ck_pr_inc(3), ck_pr_dec(3), ck_pr_not(3), ck_pr_add(3), ck_pr_sub(3), ck_pr_and(3), ck_pr_or(3), ck_pr_xor(3), ck_pr_cas(3), ck_pr_btc(3), ck_pr_bts(3), ck_pr_btr(3)

Additional information available at http://concurrencykit.org/

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