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fix hupper

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Signed-off-by: Justin Cormack <justin.cormack@docker.com>
This commit is contained in:
Justin Cormack 2016-01-25 22:40:06 +00:00
parent 6c838d846f
commit bdee0f1a78
1 changed files with 11 additions and 6 deletions
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17
alpine/packages/hupper/main.go
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@ -30,17 +30,22 @@ func main() {
// 43 bytes is the record size of the watch
buf := make([]byte, 43)
for {
_, err := watch.Read(buf)
n, err := watch.Read(buf)
if err != nil {
log.Fatalln("Error reading watch file", err)
}
if n == 0 {
continue
}
bytes, err := ioutil.ReadFile(pidfile)
if err != nil {
pidstring := string(bytes[:])
pid, err := strconv.Atoi(pidstring)
if err != nil {
syscall.Kill(pid, syscall.SIGHUP)
}
continue
}
pidstring := string(bytes[:])
pid, err := strconv.Atoi(pidstring)
if err != nil {
continue
}
syscall.Kill(pid, syscall.SIGHUP)
}
}