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authorBoris Kolpackov <boris@codesynthesis.com>2023-01-23 15:48:49 +0200
committerBoris Kolpackov <boris@codesynthesis.com>2023-01-23 15:48:49 +0200
commit1d402298aaca0025c1401223fde2479b89a3330f (patch)
tree1971577704ac4dd730693ceab8384ecd93ac54b2
parentf7786c1a87a374a33a9810626a6f5d26b61b0a23 (diff)
Move work on Debian implementation
-rw-r--r--bpkg/system-package-manager-debian.cxx75
-rw-r--r--bpkg/system-package-manager.hxx4
2 files changed, 64 insertions, 15 deletions
diff --git a/bpkg/system-package-manager-debian.cxx b/bpkg/system-package-manager-debian.cxx
index 1f187c8..2722552 100644
--- a/bpkg/system-package-manager-debian.cxx
+++ b/bpkg/system-package-manager-debian.cxx
@@ -61,7 +61,7 @@ namespace bpkg
reference_wrapper<const string> name;
string installed_version; // Empty if none.
- string candidate_version; // Empty if none.
+ string candidate_version; // Empty if none and no installed_version.
explicit
package_policy (const string& n): name (n) {}
@@ -78,6 +78,7 @@ namespace bpkg
strings extras;
vector<package_policy> package_policies;
+ size_t package_policies_main = 0; // Size of the main group.
explicit
system_package_status_debian (string m, string d = {})
@@ -323,6 +324,9 @@ namespace bpkg
// package result in multiple corresponding blocks. It looks like
// there should be not blank lines but who really knows.
//
+ // Note also that if Installed version is not (none), then the
+ // Candidate version will be that version of better.
+ //
{
auto df = make_diag_frame (
[&pe, &args] (diag_record& dr)
@@ -781,21 +785,29 @@ namespace bpkg
// Return nullopt if there is a component without installed or candidate
// version (which means the package cannot be installed).
//
- // @@ Maybe we shouldn't be considering extras for partially_installed
- // determination?
+ // The main argument specified the size of the main group. Only components
+ // from this group are considered for partially_installed determination.
//
using status_type = package_status::status_type;
- auto status = [] (const vector<package_policy>& pps) -> optional<status_type>
+ auto status = [] (const vector<package_policy>& pps, size_t main)
+ -> optional<status_type>
{
bool i (false), u (false);
- for (const package_policy& pp: pps)
+ for (size_t j (0); j != pps.size (); ++j)
{
- if (pp.installed_version.empty () && pp.candidate_version.empty ())
- return nullopt;
+ const package_policy& pp (pps[j]);
+
+ if (pp.installed_version.empty ())
+ {
+ if (pp.candidate_version.empty ())
+ return nullopt;
- (pp.installed_version.empty () ? u : i) = true;
+ u = true;
+ }
+ else if (j < main)
+ i = true;
}
return (!u ? package_status::installed :
@@ -816,6 +828,7 @@ namespace bpkg
if (!ps->doc.empty () && need_doc) pps.emplace_back (ps->doc);
if (!ps->dbg.empty () && need_dbg) pps.emplace_back (ps->dbg);
if (!ps->common.empty () && false) pps.emplace_back (ps->common);
+ ps->package_policies_main = pps.size ();
for (const string& n: ps->extras) pps.emplace_back (n);
apt_cache_policy (pps);
@@ -834,10 +847,11 @@ namespace bpkg
guess_main (*ps, dev.installed_version);
pps.emplace (pps.begin (), ps->main);
+ ps->package_policies_main++;
apt_cache_policy (pps, 1);
}
- optional<status_type> s (status (pps));
+ optional<status_type> s (status (pps, ps->package_policies_main));
if (!s)
continue;
@@ -900,13 +914,11 @@ namespace bpkg
guess_main (*ps, dev.candidate_version);
pps.emplace (pps.begin (), ps->main);
+ ps->package_policies_main++;
apt_cache_policy (pps, 1);
-
- // @@ What if the main version doesn't match dev? Or it must? Or we
- // use the candidate_version for main? Fuzzy.
}
- optional<status_type> s (status (pps));
+ optional<status_type> s (status (pps, ps->package_policies_main));
if (!s)
{
@@ -918,6 +930,13 @@ namespace bpkg
const package_policy& main (pps.front ());
+ // Note that if we are installing something for this main package,
+ // then we always go for the candidate version even though it may have
+ // an installed version that may be good enough (especially if what we
+ // are installing are extras). The reason is that it may as well not
+ // be good enough (especially if we are installing the -dev package)
+ // and there is no straightforward way to change our mind.
+ //
ps->status = *s;
ps->system_name = main.name;
ps->system_version = main.candidate_version;
@@ -964,7 +983,35 @@ namespace bpkg
if (r != nullptr)
{
- // @@ TODO: map system version to bpkg version.
+ // Map the system version to bpkg version.
+ //
+ optional<version> v (
+ downstream_package_version (r->system_version,
+ *aps,
+ os_release_.name_id,
+ os_release_.version_id,
+ os_release_.like_ids));
+
+ if (!v)
+ {
+ // Fallback to using system version as downstream version.
+ //
+ try
+ {
+ v = version (r->system_version);
+ }
+ catch (const invalid_argument& e)
+ {
+ fail << "unable to map Debian package " << r->system_name
+ << " version " << r->system_version << " to bpkg package "
+ << pn << " version" <<
+ info << "Debian version is not a valid bpkg version: " << e.what () <<
+ info << "consider specifying explicit mapping in " << pn
+ << " package manifest";
+ }
+ }
+
+ r->version = move (*v);
}
// Cache.
diff --git a/bpkg/system-package-manager.hxx b/bpkg/system-package-manager.hxx
index f4ce37e..ad3be36 100644
--- a/bpkg/system-package-manager.hxx
+++ b/bpkg/system-package-manager.hxx
@@ -209,7 +209,9 @@ namespace bpkg
// <distribution>-to-downstream-version values corresponding to
// name_id. If none match, then repeat the above process for every
// like_ids entry with version_id equal 0. If still no match, then return
- // nullopt.
+ // nullopt (in which case the caller may choose to fallback to the system
+ // package version or do something more elaborate, like translate
+ // version_id to the like_id's version and try that).
//
static optional<version>
downstream_package_version (const string& system_version,