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sync/semaphores: use dispatch semaphores on MacOS (#6110)

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This commit is contained in:
Uwe Krüger
2020-08-12 03:45:09 +02:00
committed by GitHub
parent ca7a64a451
commit bb93bf34ec
3 changed files with 28 additions and 66 deletions
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10
vlib/sync/channels.v
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@@ -174,10 +174,7 @@ fn (mut ch Channel) try_push_priv(src voidptr, no_block bool) TransactionState {
if C.atomic_load_u16(&ch.closed) != 0 {
return .closed
}
mut spinloops_sem_, spinloops_ := if no_block { spinloops, spinloops_sem } else { 1, 1 }
$if macos {
spinloops_sem_ = 1
}
spinloops_sem_, spinloops_ := if no_block { spinloops, spinloops_sem } else { 1, 1 }
mut have_swapped := false
for {
mut got_sem := false
@@ -333,10 +330,7 @@ pub fn (mut ch Channel) try_pop(dest voidptr) TransactionState {
}
fn (mut ch Channel) try_pop_priv(dest voidptr, no_block bool) TransactionState {
mut spinloops_sem_, spinloops_ := if no_block { spinloops, spinloops_sem } else { 1, 1 }
$if macos {
spinloops_sem_ = 1
}
spinloops_sem_, spinloops_ := if no_block { spinloops, spinloops_sem } else { 1, 1 }
mut have_swapped := false
mut write_in_progress := false
for {