aboutsummaryrefslogtreecommitdiff
path: root/loader/loader.cxx
diff options
context:
space:
mode:
Diffstat (limited to 'loader/loader.cxx')
-rw-r--r--loader/loader.cxx72
1 files changed, 45 insertions, 27 deletions
diff --git a/loader/loader.cxx b/loader/loader.cxx
index 7d60da6..0739774 100644
--- a/loader/loader.cxx
+++ b/loader/loader.cxx
@@ -226,9 +226,9 @@ changed (const internal_repositories& repos, database& db)
// configuration file.
//
auto rs (
- db.query<repository> (query::internal &&
- !query::id.canonical_name.in_range (names.begin (),
- names.end ())));
+ db.query<repository> (
+ query::internal &&
+ !query::id.canonical_name.in_range (names.begin (), names.end ())));
return !rs.empty ();
}
@@ -244,13 +244,15 @@ manifest_stream (const path& p, ifstream& f)
return file_mtime (p);
}
-// Loads the repository packages from the 'packages' file and persists the
+// Load the repository packages from the 'packages' file and persist the
// repository. Should be called once per repository.
//
static void
load_packages (const shared_ptr<repository>& rp, database& db)
{
- // packages_timestamp different from timestamp_nonexistent signals the
+ using brep::optional; // Ambiguity with butl::optional.
+
+ // packages_timestamp other than timestamp_nonexistent signals the
// repository packages are already loaded.
//
assert (rp->packages_timestamp == timestamp_nonexistent);
@@ -282,12 +284,22 @@ load_packages (const shared_ptr<repository>& rp, database& db)
// otherwise call it external.
//
+ // @@ External packages and external package versions are not used by the
+ // current implementation in any way. The reason to keep them is to see
+ // if we decide to link dependency information displayed on package
+ // version details page to best matching package or package version
+ // details pages. But even if we decide to keep mentioned objects for
+ // that purpose the ammount of information we store about them can be
+ // reduces significantly. Seems all we need to keep is in which
+ // repository they are located.
+ //
+
for (auto& pm: pkm)
{
// The code below ensures that the package object get updated with a
- // package manifest info of the highest version. It should also be assured
- // that for the internal package only an internal package manifests are
- // considered for an update purpose.
+ // package manifest info of the highest version. We should also make
+ // sure that for the internal package only internal package manifests
+ // are considered for this purpose.
//
max_package_version mv;
@@ -319,13 +331,19 @@ load_packages (const shared_ptr<repository>& rp, database& db)
query::id.data.package == pm.name, mv);
if (rp->internal)
- // Unconditionally update external package with internal package
- // manifest info. Persist not yet persisted package.
+ {
+ // Since internal repositories get loaded first, the package
+ // can't be external.
+ //
+ assert (mv.version.empty ());
+
+ // Persist not yet persisted internal package.
//
update = true;
+ }
else
- // Update external package with external package manifest info
- // of a higher version. Version of not persisted package is empty and
+ // Update the external package with the external package manifest info
+ // of a higher version. Version of non-persisted package is empty and
// therefore less then any package manifest version, so the package
// will be persisted.
//
@@ -337,7 +355,7 @@ load_packages (const shared_ptr<repository>& rp, database& db)
//
if (rp->internal)
- // Update internal package with the internal package manifest info
+ // Update the internal package with the internal package manifest info
// of a higher version.
//
update = mv.version < pm.version;
@@ -353,7 +371,7 @@ load_packages (const shared_ptr<repository>& rp, database& db)
{
// Create the package object.
//
- brep::optional<string> desc; // Ambiguity with butl::optional.
+ optional<string> desc;
// Don't add description for external repository packages.
//
@@ -399,7 +417,7 @@ load_packages (const shared_ptr<repository>& rp, database& db)
//
dependencies dep;
requirements req;
- brep::optional<path> loc; // Ambiguity with butl::optional.
+ optional<path> loc;
string chn;
// Don't add dependencies, requirements and changes for external
@@ -449,13 +467,13 @@ load_packages (const shared_ptr<repository>& rp, database& db)
if (rp->internal)
{
+ // Just skip the duplicate.
+ //
+
// As soon as internal repositories get loaded first, the internal
// package version can duplicate an internal package version only.
//
assert (pv->internal_repository != nullptr);
-
- // Just skip the duplicate.
- //
}
else
{
@@ -468,19 +486,19 @@ load_packages (const shared_ptr<repository>& rp, database& db)
db.persist (rp); // Save the repository state.
}
-// Loads the prerequsite repositories state from the 'repositories' file.
-// Updates the repository persistent state to save repositories_timestamp
+// Load the prerequsite repositories state from the 'repositories' file.
+// Update the repository persistent state to save repositories_timestamp
// member. Should be called once per internal repository.
//
static void
-load_prerequsites (const shared_ptr<repository>& rp, database& db)
+load_prerequisites (const shared_ptr<repository>& rp, database& db)
{
- // repositories_timestamp different from timestamp_nonexistent signals the
- // repository prerequsites are already loaded.
+ // repositories_timestamp other than timestamp_nonexistent signals that
+ // repository prerequisites are already loaded.
//
assert (rp->repositories_timestamp == timestamp_nonexistent);
- // Load prerequsites for internal repositories only.
+ // Load prerequisites for internal repositories only.
//
assert (rp->internal);
@@ -655,9 +673,9 @@ main (int argc, char* argv[])
{
// Rebuild repositories persistent state from scratch.
//
- db.erase_query<repository> ();
- db.erase_query<package> ();
db.erase_query<package_version> ();
+ db.erase_query<package> ();
+ db.erase_query<repository> ();
// On the first pass over the internal repositories we load their
// packages.
@@ -680,7 +698,7 @@ main (int argc, char* argv[])
shared_ptr<repository> r (
db.load<repository> (ir.location.canonical_name ()));
- load_prerequsites (r, db);
+ load_prerequisites (r, db);
}
}