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Syncronize all observers in Run()

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With the introduction of a sync.WaitGroup we now wait for all observers
to finished before Run() returns
This commit is contained in:
Özgür Kesim 2020-01-16 10:18:07 +01:00
parent edd9212e89
commit 65a8d52b7a
1 changed files with 5 additions and 1 deletions
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6
GetRuntimeAddresses/symbolyze/symbolyze.go
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@ -9,6 +9,7 @@ import (
"path/filepath" "path/filepath"
"strconv" "strconv"
"strings" "strings"
"sync"
) )
// Scanner represents an engine for scanning for a specific symbol in all // Scanner represents an engine for scanning for a specific symbol in all
@ -122,6 +123,7 @@ func (S *Scanner) Run() error {
proc.Close() proc.Close()
var wg sync.WaitGroup
for _, pinfo := range infos { for _, pinfo := range infos {
var pid_s = pinfo.Name() var pid_s = pinfo.Name()
@ -135,18 +137,20 @@ func (S *Scanner) Run() error {
} else { } else {
// Notify the observers. // Notify the observers.
for n, observer := range S.observers { for n, observer := range S.observers {
wg.Add(1)
go func() { go func() {
err = observer(pid, offset) err = observer(pid, offset)
if err != nil { if err != nil {
S.setErrorf("S.observer[%d] error: %v", n, err) S.setErrorf("S.observer[%d] error: %v", n, err)
// TODO: propagate errors from all Observers. // TODO: propagate errors from all Observers.
} }
wg.Done()
}() }()
} }
} }
} }
wg.Wait()
return S.err return S.err
} }