[PATCH 2/2] classes/buildhistory: sort list fields in package info

[Paul Eggleton <paul.eggleton@linux.intel.com>]

Sort DEPENDS, RDEPENDS, and RRECOMMENDS in package info files so that
any changes in order (which are not important) are smoothed out in the
change history.

Fixes [YOCTO #1961]

Signed-off-by: Paul Eggleton <paul.eggleton@linux.intel.com>
---
 meta/classes/buildhistory.bbclass |   17 ++++++++++++++---
 1 files changed, 14 insertions(+), 3 deletions(-)

diff --git a/meta/classes/buildhistory.bbclass b/meta/classes/buildhistory.bbclass
index 3964247..1b6b249 100644
--- a/meta/classes/buildhistory.bbclass
+++ b/meta/classes/buildhistory.bbclass
@@ -126,6 +126,17 @@ python buildhistory_emit_pkghistory() {
 	def squashspaces(string):
 		return re.sub("\s+", " ", string)
 
+	def sortpkglist(string):
+		pkgiter = re.finditer(r'[a-zA-Z0-9.-]+( \([><=]+ [^ )]+\))?', string, 0)
+		pkglist = [p.group(0) for p in pkgiter]
+		pkglist.sort()
+		return ' '.join(pkglist)
+
+	def sortlist(string):
+		items = string.split(' ')
+		items.sort()
+		return ' '.join(items)
+
 	pn = d.getVar('PN', True)
 	pe = d.getVar('PE', True) or "0"
 	pv = d.getVar('PV', True)
@@ -136,7 +147,7 @@ python buildhistory_emit_pkghistory() {
 	rcpinfo.pe = pe
 	rcpinfo.pv = pv
 	rcpinfo.pr = pr
-	rcpinfo.depends = squashspaces(d.getVar('DEPENDS', True) or "")
+	rcpinfo.depends = sortlist(squashspaces(d.getVar('DEPENDS', True) or ""))
 	rcpinfo.packages = packages
 	write_recipehistory(rcpinfo, d)
 	write_latestlink(None, pe, pv, pr, d)
@@ -164,8 +175,8 @@ python buildhistory_emit_pkghistory() {
 		pkginfo.pe = pe
 		pkginfo.pv = pv
 		pkginfo.pr = pr
-		pkginfo.rdepends = squashspaces(getpkgvar(pkg, 'RDEPENDS') or "")
-		pkginfo.rrecommends = squashspaces(getpkgvar(pkg, 'RRECOMMENDS') or "")
+		pkginfo.rdepends = sortpkglist(squashspaces(getpkgvar(pkg, 'RDEPENDS') or ""))
+		pkginfo.rrecommends = sortpkglist(squashspaces(getpkgvar(pkg, 'RRECOMMENDS') or ""))
 		pkginfo.files = squashspaces(getpkgvar(pkg, 'FILES') or "")
 
 		# Gather information about packaged files
-- 
1.7.5.4