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fix posix.onSignal example, inject current signal as s

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This commit is contained in:
Vindaar
2018-09-24 11:21:45 +02:00
parent fedd695d76
commit 4c6382a334
1 changed files with 11 additions and 5 deletions
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16
lib/posix/posix.nim
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@@ -985,12 +985,18 @@ proc utimes*(path: cstring, times: ptr array[2, Timeval]): int {.
proc handle_signal(sig: cint, handler: proc (a: cint) {.noconv.}) {.importc: "signal", header: "<signal.h>".}
template onSignal*(signals: varargs[cint], body: untyped) =
## Setup code to be executed when Unix signals are received. Example:
## from posix import SIGINT, SIGTERM
## onSignal(SIGINT, SIGTERM):
## echo "bye"
## Setup code to be executed when Unix signals are received. The
## currently handled signal is injected as ``s`` into the calling
## scope.
##
## Example:
##
## .. code-block::
## from posix import SIGINT, SIGTERM
## onSignal(SIGINT, SIGTERM):
## echo "bye from signal ", s
for s in signals:
for s {.inject.} in signals:
handle_signal(s,
proc (sig: cint) {.noconv.} =
body