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package main
import (
"fmt"
"log"
"os"
"strconv"
"github.com/mvo5/uboot-go/uenv"
)
func main() {
// FIXME: argsparse ftw!
envFile := os.Args[1]
cmd := os.Args[2]
switch cmd {
case "print":
env, err := uenv.Open(envFile)
if err != nil {
log.Fatalf("uenv.Open failed for %s: %s", envFile, err)
}
fmt.Print(env)
case "create":
size, err := strconv.Atoi(os.Args[3])
if err != nil {
log.Fatalf("Atoi failed for %s: %s", envFile, err)
}
env, err := uenv.Create(envFile, size)
if err != nil {
log.Fatalf("uenv.Create failed for %s: %s", envFile, err)
}
if err := env.Save(); err != nil {
log.Fatalf("env.Save failed: %s", err)
}
case "set":
env, err := uenv.Open(envFile)
if err != nil {
log.Fatalf("uenv.Open failed for %s: %s", envFile, err)
}
name := os.Args[3]
value := os.Args[4]
env.Set(name, value)
if err := env.Save(); err != nil {
log.Fatalf("env.Save failed for %s: %s", envFile, err)
}
case "import":
env, err := uenv.Open(envFile)
if err != nil {
log.Fatalf("uenv.Open failed for %s: %s", envFile, err)
}
fname := os.Args[3]
r, err := os.Open(fname)
if err != nil {
log.Fatalf("Open failed for %s: %s", fname, err)
}
if err := env.Import(r); err != nil {
log.Fatalf("env.Import failed for %s: %s", envFile, err)
}
if err := env.Save(); err != nil {
log.Fatalf("env.Save failed for %s: %s", envFile, err)
}
default:
log.Fatalf("unknown command %s", cmd)
}
}
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