From 9d8e5ab47a7edf8ef72dcec77b000e43bb1d293f Mon Sep 17 00:00:00 2001
From: Paul Eggleton <paul.eggleton@linux.intel.com>
Date: Tue, 20 Mar 2012 16:06:25 +0000
Subject: buildhistory_analysis: hide version number increases in dependencies

If an item in RDEPENDS or RRECOMMENDS only increases in its version
number then don't report it as a change, since we don't care about
it. This significantly reduces the noise after upgrades.

(From OE-Core rev: f72b2a1bda35a99292063c1cc6ff563b397e190d)

Signed-off-by: Paul Eggleton <paul.eggleton@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
---
 meta/lib/oe/buildhistory_analysis.py | 51 +++++++++++++++++++++++++++++++++---
 1 file changed, 47 insertions(+), 4 deletions(-)

(limited to 'meta/lib')

diff --git a/meta/lib/oe/buildhistory_analysis.py b/meta/lib/oe/buildhistory_analysis.py
index c0fa339e36..a828f28421 100644
--- a/meta/lib/oe/buildhistory_analysis.py
+++ b/meta/lib/oe/buildhistory_analysis.py
@@ -55,8 +55,7 @@ class ChangeRecord:
         else:
             prefix = ''
 
-        def pkglist_split(pkgs):
-            depver = bb.utils.explode_dep_versions(pkgs)
+        def pkglist_combine(depver):
             pkglist = []
             for k,v in depver.iteritems():
                 if v:
@@ -67,8 +66,9 @@ class ChangeRecord:
 
         if self.fieldname in list_fields or self.fieldname in list_order_fields:
             if self.fieldname in ['RDEPENDS', 'RRECOMMENDS']:
-                aitems = pkglist_split(self.oldvalue)
-                bitems = pkglist_split(self.newvalue)
+                (depvera, depverb) = compare_pkg_lists(self.oldvalue, self.newvalue)
+                aitems = pkglist_combine(depvera)
+                bitems = pkglist_combine(depverb)
             else:
                 aitems = self.oldvalue.split()
                 bitems = self.newvalue.split()
@@ -239,6 +239,45 @@ def compare_lists(alines, blines):
     return filechanges
 
 
+def split_version(s):
+    """Split a version string into its constituent parts (PE, PV, PR)
+    FIXME: this is a duplicate of a new function in bitbake/lib/bb/utils -
+    we should switch to that once we can bump the minimum bitbake version
+    """
+    s = s.strip(" <>=")
+    e = 0
+    if s.count(':'):
+        e = int(s.split(":")[0])
+        s = s.split(":")[1]
+    r = ""
+    if s.count('-'):
+        r = s.rsplit("-", 1)[1]
+        s = s.rsplit("-", 1)[0]
+    v = s
+    return (e, v, r)
+
+
+def compare_pkg_lists(astr, bstr):
+    depvera = bb.utils.explode_dep_versions(astr)
+    depverb = bb.utils.explode_dep_versions(bstr)
+
+    # Strip out changes where the version has increased
+    remove = []
+    for k in depvera:
+        if k in depverb:
+            dva = depvera[k]
+            dvb = depverb[k]
+            if dva != dvb:
+                if bb.utils.vercmp(split_version(dva), split_version(dvb)) < 0:
+                    remove.append(k)
+
+    for k in remove:
+        depvera.pop(k)
+        depverb.pop(k)
+
+    return (depvera, depverb)
+
+
 def compare_dict_blobs(path, ablob, bblob, report_all):
     adict = blob_to_dict(ablob)
     bdict = blob_to_dict(bblob)
@@ -259,6 +298,10 @@ def compare_dict_blobs(path, ablob, bblob, report_all):
                 if percentchg < monitor_numeric_threshold:
                     continue
             elif (not report_all) and key in list_fields:
+                if key in ['RDEPENDS', 'RRECOMMENDS']:
+                    (depvera, depverb) = compare_pkg_lists(astr, bstr)
+                    if depvera == depverb:
+                        continue
                 alist = astr.split()
                 alist.sort()
                 blist = bstr.split()
-- 
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