50 lines
983 B
Go
50 lines
983 B
Go
package main
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import (
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"os"
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"os/exec"
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"runtime"
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"strings"
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)
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type externalCmd struct {
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cmd *exec.Cmd
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}
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func startExternalCommand(cmdstr string, pathName string) (*externalCmd, error) {
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var cmd *exec.Cmd
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if runtime.GOOS == "windows" {
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// in Windows the shell is not used and command is started directly
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// variables are replaced manually in order to allow
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// compatibility with linux commands
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cmdstr = strings.ReplaceAll(cmdstr, "$RTSP_SERVER_PATH", pathName)
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args := strings.Fields(cmdstr)
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cmd = exec.Command(args[0], args[1:]...)
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} else {
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cmd = exec.Command("/bin/sh", "-c", "exec "+cmdstr)
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}
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// variables are available through environment variables
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cmd.Env = append(os.Environ(),
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"RTSP_SERVER_PATH="+pathName,
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)
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cmd.Stdout = os.Stdout
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cmd.Stderr = os.Stderr
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err := cmd.Start()
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if err != nil {
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return nil, err
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}
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return &externalCmd{
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cmd: cmd,
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}, nil
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}
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func (e *externalCmd) close() {
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e.cmd.Process.Signal(os.Interrupt)
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e.cmd.Wait()
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}
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