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[manual] TLock => Lock (#19785)

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* [manual] TLock => Lock

* minor
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flywind 2022-05-17 13:37:26 +08:00 • committed by GitHub
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doc/manual.rst
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@ -8112,7 +8112,9 @@ Object fields and global variables can be annotated via a `guard` pragma:
.. code-block:: nim .. code-block:: nim
var glock: TLock import std/locks
var glock: Lock
var gdata {.guard: glock.}: int var gdata {.guard: glock.}: int
The compiler then ensures that every access of `gdata` is within a `locks` The compiler then ensures that every access of `gdata` is within a `locks`
@ -8139,7 +8141,7 @@ that also implement some form of locking at runtime:
.. code-block:: nim .. code-block:: nim
template lock(a: TLock; body: untyped) = template lock(a: Lock; body: untyped) =
pthread_mutex_lock(a) pthread_mutex_lock(a)
{.locks: [a].}: {.locks: [a].}:
try: try:
@ -8181,10 +8183,12 @@ the expressivity of the language:
.. code-block:: nim .. code-block:: nim
import std/locks
type type
ProtectedCounter = object ProtectedCounter = object
v {.guard: L.}: int v {.guard: L.}: int
L: TLock L: Lock
proc incCounters(counters: var openArray[ProtectedCounter]) = proc incCounters(counters: var openArray[ProtectedCounter]) =
for i in 0..counters.high: for i in 0..counters.high: