delve/cmd/dlv/main.go
2015-03-08 21:26:45 -05:00

52 lines
880 B
Go

package main
import (
"flag"
"fmt"
"os"
"runtime"
"github.com/derekparker/delve/client/cli"
)
const version string = "0.5.0.beta"
var usage string = fmt.Sprintf(`Delve version %s
flags:
-v - Print version
Invoke with the path to a binary:
dlv ./path/to/prog
or use the following commands:
run - Build, run, and attach to program
attach - Attach to running process
`, version)
func init() {
// We must ensure here that we are running on the same thread during
// the execution of dbg. This is due to the fact that ptrace(2) expects
// all commands after PTRACE_ATTACH to come from the same thread.
runtime.LockOSThread()
}
func main() {
var printv bool
flag.Parse()
if flag.NFlag() == 0 && len(flag.Args()) == 0 {
fmt.Println(usage)
os.Exit(0)
}
if printv {
fmt.Printf("Delve version: %s\n", version)
os.Exit(0)
}
cli.Run(os.Args[1:])
}