1 files changed, 25 insertions, 0 deletions
diff --git a/contrib/filter-lcov.py b/contrib/filter-lcov.py
new file mode 100755
index 0000000000..299377d691
--- /dev/null
+++ b/contrib/filter-lcov.py
@@ -0,0 +1,25 @@
+#!/usr/bin/env python3
+
+import argparse
+
+parser = argparse.ArgumentParser(description='Remove the coverage data from a tracefile for all files matching the pattern.')
+parser.add_argument('--pattern', '-p', action='append', help='the pattern of files to remove', required=True)
+parser.add_argument('tracefile', help='the tracefile to remove the coverage data from')
+parser.add_argument('outfile', help='filename for the output to be written to')
+
+args = parser.parse_args()
+tracefile = args.tracefile
+pattern = args.pattern
+outfile = args.outfile
+
+in_remove = False
+with open(tracefile, 'r') as f:
+    with open(outfile, 'w') as wf:
+        for line in f:
+            for p in pattern:
+                if line.startswith("SF:") and p in line:
+                    in_remove = True
+            if not in_remove:
+                wf.write(line)
+            if line == 'end_of_record\n':
+                in_remove = False