ck_pr_bts_uint(3)
atomic bit test-and-set operations
Other Alias
ck_pr_bts_ptr, ck_pr_bts_int, ck_pr_bts_64, ck_pr_bts_32, ck_pr_bts_16
LIBRARY
Concurrency Kit (libck, -lck)
SYNOPSIS
In ck_pr.h
Ft bool
Fn ck_pr_bts_ptr void *target unsigned int bit_index
Ft bool
Fn ck_pr_bts_uint uint *target unsigned int bit_index
Ft bool
Fn ck_pr_bts_int int *target unsigned int bit_index
Ft bool
Fn ck_pr_bts_64 uint64_t *target unsigned int bit_index
Ft bool
Fn ck_pr_bts_32 uint32_t *target unsigned int bit_index
Ft bool
Fn ck_pr_bts_16 uint16_t *target unsigned int bit_index
DESCRIPTION
The
Fn ck_pr_bts 3
family of functions atomically fetch the value
of the bit in
Fa target
at index
Fa bit_index
and set that bit to 1.
RETURN VALUES
This family of functions returns the original value of
the bit at offset
Fa bit_index
that is in the value pointed to by
Fa target .