--- a/src/Pure/System/components.scala Thu Dec 06 14:51:09 2018 +0100
+++ b/src/Pure/System/components.scala Thu Dec 06 15:44:31 2018 +0100
@@ -12,6 +12,19 @@
object Components
{
+ /* archive name */
+
+ object Archive
+ {
+ val suffix: String = ".tar.gz"
+ def apply(name: String): String = name + suffix
+ def unapply(archive: String): Option[String] = Library.try_unsuffix(suffix, archive)
+ def get_name(archive: String): String =
+ unapply(archive) getOrElse
+ error("Bad component archive name (expecting .tar.gz): " + quote(archive))
+ }
+
+
/* component collections */
def admin(dir: Path): Path = dir + Path.explode("Admin/components")
@@ -19,23 +32,28 @@
def contrib(dir: Path = Path.current, name: String = ""): Path =
dir + Path.explode("contrib") + Path.explode(name)
+ def unpack(dir: Path, archive: Path, progress: Progress = No_Progress): String =
+ {
+ val name = Archive.get_name(archive.file_name)
+ progress.echo("Unpacking " + name)
+ Isabelle_System.gnutar("-C " + File.bash_path(dir) + " -xzf " + File.bash_path(archive)).check
+ name
+ }
+
def resolve(base_dir: Path, names: List[String],
target_dir: Option[Path] = None,
progress: Progress = No_Progress)
{
Isabelle_System.mkdirs(base_dir)
for (name <- names) {
- val archive_name = name + ".tar.gz"
+ val archive_name = Archive(name)
val archive = base_dir + Path.explode(archive_name)
if (!archive.is_file) {
val remote = Isabelle_System.getenv("ISABELLE_COMPONENT_REPOSITORY") + "/" + archive_name
progress.echo("Getting " + remote)
Bytes.write(archive, Url.read_bytes(Url(remote)))
}
- progress.echo("Unpacking " + archive_name)
- Isabelle_System.gnutar(
- "-C " + File.bash_path(target_dir getOrElse base_dir) +
- " -xzf " + File.bash_path(archive)).check
+ unpack(target_dir getOrElse base_dir, archive, progress = progress)
}
}