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Merge pull request #1620 from trustable-code/PR6

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Fix terminate() and add kill()
This commit is contained in:
Andreas Rumpf
2014-11-03 14:18:53 +01:00
parent 6935171b85 a7f5d550c1
commit 33ce5c282e
2 changed files with 36 additions and 7 deletions
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22
lib/pure/osproc.nim
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@@ -164,8 +164,11 @@ proc resume*(p: PProcess) {.rtl, extern: "nosp$1", tags: [].}
## Resumes the process `p`.
proc terminate*(p: PProcess) {.rtl, extern: "nosp$1", tags: [].}
## Terminates the process `p`.
## Stop the process `p`. On Posix OSs the procedure sends SIGTERM to the process. On Windows the Win32 API function TerminateProcess() is called to stop the process.
proc kill*(p: PProcess) {.rtl, extern: "nosp$1", tags: [].}
## Kill the process `p`. On Posix OSs the procedure sends SIGKILL to the process. On Windows kill() is an alias for terminate().
proc running*(p: PProcess): bool {.rtl, extern: "nosp$1", tags: [].}
## Returns true iff the process `p` is still running. Returns immediately.
@@ -475,6 +478,9 @@ when defined(Windows) and not defined(useNimRtl):
if running(p):
discard terminateProcess(p.fProcessHandle, 0)
proc kill(p: PProcess) =
terminate(p)
proc waitForExit(p: PProcess, timeout: int = -1): int =
discard waitForSingleObject(p.fProcessHandle, timeout.int32)
@@ -815,10 +821,10 @@ elif not defined(useNimRtl):
discard close(p.errHandle)
proc suspend(p: PProcess) =
if kill(-p.id, SIGSTOP) != 0'i32: osError(osLastError())
if kill(p.id, SIGSTOP) != 0'i32: osError(osLastError())
proc resume(p: PProcess) =
if kill(-p.id, SIGCONT) != 0'i32: osError(osLastError())
if kill(p.id, SIGCONT) != 0'i32: osError(osLastError())
proc running(p: PProcess): bool =
var ret = waitpid(p.id, p.exitCode, WNOHANG)
@@ -826,11 +832,13 @@ elif not defined(useNimRtl):
result = ret == int(p.id)
proc terminate(p: PProcess) =
if kill(-p.id, SIGTERM) == 0'i32:
if p.running():
if kill(-p.id, SIGKILL) != 0'i32: osError(osLastError())
else: osError(osLastError())
if kill(p.id, SIGTERM) != 0'i32:
osError(osLastError())
proc kill(p: PProcess) =
if kill(p.id, SIGKILL) != 0'i32:
osError(osLastError())
proc waitForExit(p: PProcess, timeout: int = -1): int =
#if waitPid(p.id, p.exitCode, 0) == int(p.id):
# ``waitPid`` fails if the process is not running anymore. But then

21
tests/stdlib/tosprocterminate.nim Normal file
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@@ -0,0 +1,21 @@
import os, osproc
when defined(Windows):
const ProgramWhichDoesNotEnd = "notepad"
else:
const ProgramWhichDoesNotEnd = "/bin/sh"
echo("starting " & ProgramWhichDoesNotEnd)
var process = startProcess(ProgramWhichDoesNotEnd)
sleep(500)
echo("stopping process")
process.terminate()
var TimeToWait = 5000
while process.running() and TimeToWait > 0:
sleep(100)
TimeToWait = TimeToWait - 100
if process.running():
echo("FAILED")
else:
echo("SUCCESS")