intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 19 insertions, 0 deletions

diff --git a/build/plugins/suppressions.py b/build/plugins/suppressions.py
new file mode 100644
index 0000000000..6f4a1b4f03
--- /dev/null
+++ b/build/plugins/suppressions.py
@@ -0,0 +1,19 @@
+def onsuppressions(unit, *args):
+    """
+        SUPPRESSIONS() - allows to specify files with suppression notation which will be used by
+        address, leak or thread sanitizer runtime by default.
+        Use asan.supp filename for address sanitizer, lsan.supp for leak sanitizer
+        and tsan.supp for thread sanitizer suppressions respectively.
+        See https://clang.llvm.org/docs/AddressSanitizer.html#suppressing-memory-leaks
+        for details.
+    """
+    import os
+
+    valid = ("asan.supp", "tsan.supp", "lsan.supp")
+
+    if unit.get("SANITIZER_TYPE") in ("leak", "address", "thread"):
+        for x in args:
+            if os.path.basename(x) not in valid:
+                unit.message(['error', "Invalid suppression filename: {} (any of the following is expected: {})".format(x, valid)])
+                return
+        unit.onsrcs(["GLOBAL"] + list(args))