[PATCH 2/3] scripts/machine-summary: link patches to cgit

[Ross Burton <ross.burton@arm.com>]

Add links from the patch names to the patches in cgit for ease of
inspection.

Signed-off-by: Ross Burton <ross.burton@arm.com>
---
 scripts/machine-summary.py        | 20 +++++++++++++++++---
 scripts/report-details.html.jinja |  7 +++++--
 2 files changed, 22 insertions(+), 5 deletions(-)

diff --git a/scripts/machine-summary.py b/scripts/machine-summary.py
index c07c2d15..47d8ff34 100755
--- a/scripts/machine-summary.py
+++ b/scripts/machine-summary.py
@@ -49,6 +49,19 @@ def layer_path(layername: str, d) -> pathlib.Path:
             return layer_path.cache[layername]
     return None
 
+def get_url_for_patch(layer: str, localpath: pathlib.Path, d) -> str:
+    relative = localpath.relative_to(layer_path(layer, d))
+
+    # TODO: use layerindexlib
+    # TODO: assumes default branch
+    if layer == "core":
+        return f"https://git.openembedded.org/openembedded-core/tree/meta/{relative}"
+    elif layer in ("meta-arm", "meta-arm-bsp", "arm-toolchain", "meta-atp", "meta-gem5"):
+        return f"https://git.yoctoproject.org/meta-arm/tree/{layer}/{relative}"
+    else:
+        print(f"WARNING: Don't know web URL for layer {layer}", file=sys.stderr)
+        return None
+
 def extract_patch_info(src_uri, d):
     """
     Parse the specified patch entry from a SRC_URI and return (base name, layer name, status) tuple
@@ -56,9 +69,10 @@ def extract_patch_info(src_uri, d):
     import bb.fetch, bb.utils
 
     info = {}
-    localpath = bb.fetch.decodeurl(src_uri)[2]
-    info["name"] = os.path.basename(localpath)
-    info["layer"] = bb.utils.get_file_layer(localpath, d)
+    localpath = pathlib.Path(bb.fetch.decodeurl(src_uri)[2])
+    info["name"] = localpath.name
+    info["layer"] = bb.utils.get_file_layer(str(localpath), d)
+    info["url"] = get_url_for_patch(info["layer"], localpath, d)
 
     status = "Unknown"
     with open(localpath, errors="ignore") as f:
diff --git a/scripts/report-details.html.jinja b/scripts/report-details.html.jinja
index 19ede510..a656c261 100644
--- a/scripts/report-details.html.jinja
+++ b/scripts/report-details.html.jinja
@@ -47,8 +47,11 @@
     <tbody>
       {% for pinfo in data.patches %}
       <tr>
-        <!-- TODO links to cgit -->
-        <td>{{ pinfo.name }}</td>
+        <td>
+          {% if pinfo.url %}<a href="{{pinfo.url}}">{% endif %}
+          {{ pinfo.name }}
+          {% if pinfo.url %}</a>{% endif %}
+        </td>
         <td>{{ pinfo.layer }}</td>
         <!-- TODO: tooltip with full status? -->
         <td class="has-text-centered">{{ make_patch_tag(pinfo.status)}}</td>
-- 
2.25.1