From 6049d76f48920b4de3f0b4e6921318c5c7d4f62c Mon Sep 17 00:00:00 2001
From: zhangmeng <775834166@qq.com>
Date: 星期三, 10 七月 2019 10:02:55 +0800
Subject: [PATCH] update timeout
---
shm.go | 43 ++++++++++++++++++++++---------------------
1 files changed, 22 insertions(+), 21 deletions(-)
diff --git a/shm.go b/shm.go
index a5b6ab9..8d40445 100644
--- a/shm.go
+++ b/shm.go
@@ -16,7 +16,7 @@
// Send impl interface Diliver
func (s *SHM) Send(data []byte) error {
- if s.rw == nil {
+ if s == nil || s.rw == nil {
return errors.New("please init shm producer first")
}
@@ -31,7 +31,7 @@
// Recv impl interface Diliver
func (s *SHM) Recv() ([]byte, error) {
- if s.rw == nil {
+ if s == nil || s.rw == nil {
return nil, errors.New("please open shm consumer first")
}
@@ -47,6 +47,9 @@
// Close impl interface Deliver
func (s *SHM) Close() {
+ if s == nil {
+ return
+ }
if s.rw != nil {
s.rw.Close()
}
@@ -55,10 +58,9 @@
}
}
-func shmServer(m Mode, url string, args ...interface{}) *SHM {
+func shmServer(m Mode, url string, args ...interface{}) (*SHM, error) {
if m != Shm {
- fmt.Println("this is not a shm mode: ", m)
- return nil
+ return nil, errors.New("please use deliver.Shm mode")
}
var param []int
@@ -68,40 +70,39 @@
case int:
param = append(param, v.(int))
default:
- fmt.Println("shmProducer recv error parameters")
- return nil
+ return nil, errors.New("shmServer created recv error parameters")
}
}
if len(param) != 2 {
- fmt.Println("shmProducer recv too much parameter: ", len(param))
- return nil
+ return nil, errors.New("shmServer created recv too much parameters")
}
- if rw, err := shm.CreateSimplex(url, 0644, param[0], param[1]); err == nil {
+
+ shm.Unlink(url)
+
+ rw, err := shm.CreateSimplex(url, 0644, param[0], param[1])
+ if err == nil {
fmt.Println(rw.Name())
return &SHM{
rw,
agent,
- }
+ }, nil
}
- fmt.Println("create simple shm error")
- return nil
+ return nil, err
}
-func shmClient(m Mode, url string, args ...interface{}) *SHM {
-
+func shmClient(m Mode, url string, args ...interface{}) (*SHM, error) {
if m != Shm {
- fmt.Println("this is not a shm mode: ", m)
- return nil
+ return nil, errors.New("please use deliver.Shm mode")
}
- if rw, err := shm.OpenSimplex(url); err == nil {
+ rw, err := shm.OpenSimplex(url)
+ if err == nil {
return &SHM{
rw,
coactee,
- }
+ }, nil
}
- fmt.Println("shmConsumer open error")
- return nil
+ return nil, err
}
--
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