func NewLocalPackage(r *repo.Repo, pkgDir string) *LocalPackage {
pkg := &LocalPackage{
desc: &PackageDesc{},
PkgV: viper.New(),
SyscfgV: viper.New(),
repo: r,
basePath: filepath.Clean(pkgDir) + "/", // XXX: Remove slash.
injectedSettings: map[string]string{},
}
return pkg
}
func readNewtrc() *viper.Viper {
usr, err := user.Current()
if err != nil {
log.Warn("Failed to obtain user name")
return viper.New()
}
dir := usr.HomeDir + "/" + NEWTRC_DIR
v, err := util.ReadConfig(dir, strings.TrimSuffix(REPOS_FILENAME, ".yml"))
if err != nil {
log.Debugf("Failed to read %s/%s file", dir, REPOS_FILENAME)
return viper.New()
}
return v
}
// Read in the configuration file specified by name, in path
// return a new viper config object if successful, and error if not
func ReadConfig(path string, name string) (*viper.Viper, error) {
v := viper.New()
v.SetConfigType("yaml")
v.SetConfigName(name)
v.AddConfigPath(path)
err := v.ReadInConfig()
if err != nil {
return nil, NewNewtError(fmt.Sprintf("Error reading %s.yml: %s",
filepath.Join(path, name), err.Error()))
} else {
return v, nil
}
}
func targetSetCmd(cmd *cobra.Command, args []string) {
if len(args) < 2 {
NewtUsage(cmd,
util.NewNewtError("Must specify at least two arguments "+
"(target-name & k=v) to set"))
}
InitProject()
// Parse target name.
t, err := resolveExistingTargetArg(args[0])
if err != nil {
NewtUsage(cmd, err)
}
// Parse series of k=v pairs. If an argument doesn't contain a '='
// character, display the valid values for the variable and quit.
vars := [][]string{}
for i := 1; i < len(args); i++ {
kv := strings.SplitN(args[i], "=", 2)
if !strings.HasPrefix(kv[0], "target.") {
kv[0] = "target." + kv[0]
}
if len(kv) == 1 {
// User entered a variable name without a value.
NewtUsage(cmd, nil)
}
// Trim trailing slash from value. This is necessary when tab
// completion is used to fill in the value.
kv[1] = strings.TrimSuffix(kv[1], "/")
vars = append(vars, kv)
}
// Set each specified variable in the target.
for _, kv := range vars {
// A few variables are special cases; they get set in the base package
// instead of the target.
if kv[0] == "target.syscfg" {
t.Package().SyscfgV = viper.New()
kv, err := targetSyscfgKVFromStr(kv[1])
if err != nil {
NewtUsage(cmd, err)
}
t.Package().SyscfgV.Set("syscfg.vals", kv)
} else if kv[0] == "target.cflags" ||
kv[0] == "target.lflags" ||
kv[0] == "target.aflags" {
kv[0] = "pkg." + strings.TrimPrefix(kv[0], "target.")
if kv[1] == "" {
// User specified empty value; delete variable.
t.Package().PkgV.Set(kv[0], nil)
} else {
t.Package().PkgV.Set(kv[0], strings.Fields(kv[1]))
}
} else {
if kv[1] == "" {
// User specified empty value; delete variable.
delete(t.Vars, kv[0])
} else {
// Assign value to specified variable.
t.Vars[kv[0]] = kv[1]
}
}
}
if err := t.Save(); err != nil {
NewtUsage(cmd, err)
}
for _, kv := range vars {
if kv[1] == "" {
util.StatusMessage(util.VERBOSITY_DEFAULT,
"Target %s successfully unset %s\n", t.FullName(), kv[0])
} else {
util.StatusMessage(util.VERBOSITY_DEFAULT,
"Target %s successfully set %s to %s\n", t.FullName(), kv[0],
kv[1])
}
}
}