add ymake export to ydb

1 files changed, 53 insertions, 0 deletions

diff --git a/build/scripts/clang_wrapper.py b/build/scripts/clang_wrapper.py
new file mode 100644
index 00000000000..af3869f7890
--- /dev/null
+++ b/build/scripts/clang_wrapper.py
@@ -0,0 +1,53 @@
+import subprocess
+import sys
+
+
+def fix(s):
+    # disable dbg DEVTOOLS-2744
+    if s == '-g':
+        return None
+    if s == '/Z7' or s == '/Od' or s == '/Ob0' or s == '/D_DEBUG':
+        return None
+
+    # disable sanitizers for generated code
+    if s.startswith('-fsanitize') or s == '-Dmemory_sanitizer_enabled' or s.startswith('-fsanitize-blacklist'):
+        return None
+
+    # strip gcc toolchain flags (appear when crosscompiling)
+    if s.startswith('-fabi-version'):
+        return None
+
+    # remove arguments unknown to clang-cl
+    if s == '-fcase-insensitive-paths':  # or s == '-fno-lto':  # DEVTOOLSSUPPORT-3966
+        return None
+
+    # Paths under .ya/tools/v3/.../msvc/include are divided with '\'
+    return s.replace('\\', '/')
+
+
+def fix_path(p):
+    try:
+        i = p.rfind('/bin/clang')
+        p = p[:i] + '/bin/clang-cl'
+    except ValueError:
+        pass
+    return p
+
+
+if __name__ == '__main__':
+    is_on_win = sys.argv[1] == 'yes'
+    path = sys.argv[2]
+    args = filter(None, [fix(s) for s in sys.argv[3:]])
+    if is_on_win:
+        path = fix_path(path)
+        try:
+            i = args.index('-emit-llvm')
+            args[i:i+1] = ['-Xclang', '-emit-llvm']
+        except ValueError:
+            pass
+        args.append('-fms-compatibility-version=19')
+
+    cmd = [path] + args
+
+    rc = subprocess.call(cmd, shell=False, stderr=sys.stderr, stdout=sys.stdout)
+    sys.exit(rc)