cooker.py: Allow the -b -e option combination to take regular expressions

2 files changed, 16 insertions, 6 deletions

diff --git a/ChangeLog b/ChangeLog
index b1c7921a3..2e70d5e34 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -17,6 +17,7 @@ Changes in Bitbake 1.8.x:
 	- Add SRCREV_FORMAT support
 	- Fix local fetcher's localpath return values
 	- Apply OVERRIDES before performing immediate expansions
+	- Allow the -b -e option combination to take regular expressions
 
 Changes in Bitbake 1.8.6:
 	- Correctly redirect stdin when forking
diff --git a/lib/bb/cooker.py b/lib/bb/cooker.py
index 7db3529bb..955fbb434 100644
--- a/lib/bb/cooker.py
+++ b/lib/bb/cooker.py
@@ -143,10 +143,11 @@ class BBCooker:
         if self.configuration.buildfile:
             self.cb = None
             self.bb_cache = bb.cache.init(self)
+            bf = self.matchFile(self.configuration.buildfile)
             try:
-                self.configuration.data = self.bb_cache.loadDataFull(self.configuration.buildfile, self.configuration.data)
+                self.configuration.data = self.bb_cache.loadDataFull(bf, self.configuration.data)
             except IOError, e:
-                bb.msg.fatal(bb.msg.domain.Parsing, "Unable to read %s: %s" % ( self.configuration.buildfile, e ))
+                bb.msg.fatal(bb.msg.domain.Parsing, "Unable to read %s: %s" % (bf, e))
             except Exception, e:
                 bb.msg.fatal(bb.msg.domain.Parsing, "%s" % e)
         # emit variables and shell functions
@@ -377,14 +378,15 @@ class BBCooker:
             bb.data.setVar("BUILDNAME", os.popen('date +%Y%m%d%H%M').readline().strip(), self.configuration.data)
         bb.data.setVar("BUILDSTART", time.strftime('%m/%d/%Y %H:%M:%S',time.gmtime()),self.configuration.data)
 
-    def buildFile(self, buildfile):
+    def matchFile(self, buildfile):
         """
-        Build the file matching regexp buildfile
+        Convert the fragment buildfile into a real file
+        Error if there are too many matches
         """
-
         bf = os.path.abspath(buildfile)
         try:
             os.stat(bf)
+            return bf
         except OSError:
             (filelist, masked) = self.collect_bbfiles()
             regexp = re.compile(buildfile)
@@ -398,7 +400,14 @@ class BBCooker:
                 for f in matches:
                     bb.msg.error(bb.msg.domain.Parsing, "    %s" % f)
                 sys.exit(1)
-            bf = matches[0]		    
+            return matches[0]		    
+
+    def buildFile(self, buildfile):
+        """
+        Build the file matching regexp buildfile
+        """
+
+        bf = self.matchFile(buildfile)
 
         bbfile_data = bb.parse.handle(bf, self.configuration.data)