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authortv <tv@iiso>2011-09-14 03:06:50 +0200
committertv <tv@iiso>2011-09-14 03:06:50 +0200
commitdcb9737ae58fea03b714675eb4cc8d7b6f52ccf4 (patch)
treee425983abeb2c9bb5d87d990599ec52e574a8e58 /hyper/process/main.go
parentd39f90f7c19b930b6b5bde0bbb716cbbbdb1d633 (diff)
//hyper/process main.go: first steps
Diffstat (limited to 'hyper/process/main.go')
-rw-r--r--hyper/process/main.go52
1 files changed, 52 insertions, 0 deletions
diff --git a/hyper/process/main.go b/hyper/process/main.go
new file mode 100644
index 00000000..297be2cf
--- /dev/null
+++ b/hyper/process/main.go
@@ -0,0 +1,52 @@
+package main
+
+import "fmt"
+import "os"
+
+
+func reader(file *os.File) {
+ var b []byte = make([]byte, 1024)
+ var err os.Error = nil
+ for err == nil {
+ var n int
+ n, err = file.Read(b)
+ fmt.Printf("data: %d, %s\n", n, b)
+ }
+}
+
+func main() {
+ var name = "/usr/bin/bc"
+ var argv = []string{ "bc" }
+ var envv = []string{ "FOO=23" }
+ //var chroot = false
+ var dir = "/var/empty"
+ var files [3][2]*os.File
+ var err os.Error
+
+ for i, _ := range files {
+ files[i][0], files[i][1], err = os.Pipe()
+ err = err
+ }
+
+ var attr = &os.ProcAttr{
+ Dir: dir,
+ Env: envv,
+ Files: []*os.File{ /*files[0][0] */ os.Stdin, files[1][1], files[2][1]},
+ }
+
+ var p *os.Process
+
+ p, err = os.StartProcess(name, argv, attr)
+
+ for _, file := range attr.Files {
+ file.Close()
+ }
+
+ p=p
+
+ go reader(files[1][0])
+ reader(files[2][0])
+
+ fmt.Printf("hello, world\n")
+
+}