check length

5 years ago · 1095838cca
parent 29ad6ee6ad
commit 1095838cca
1 changed files with 6 additions and 1 deletions
--- a/build.go
+++ b/build.go
@ -53,7 +53,12 @@ func main() {
 }

 func runCmd(args ...string) error {
-	cmd := exec.Command(args[0], args[1:]...)
+	var cmd *exec.Cmd
+	if len(args) > 1 {
+		cmd = exec.Command(args[0], args[1:]...)
+	} else {
+		cmd = exec.Command(args[0])
+	}

 	cmd.Stdin = os.Stdin
 	cmd.Stdout = os.Stdout