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| ck_pr_neg(3) | FreeBSD Library Functions Manual | 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
—
LIBRARY
Concurrency Kit (libck, -lck)SYNOPSIS
#include <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
Theck_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/
| April 7, 2013 |
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