Autogen ext and experimental sysincls

commit_hash:663ee1c040fc820b34e714256533e550544d2772

1 files changed, 37 insertions, 8 deletions

diff --git a/contrib/libs/cxxsupp/libcxx/.yandex_meta/scripts/sysincls.py b/contrib/libs/cxxsupp/libcxx/.yandex_meta/scripts/sysincls.py
index a3fb43e6ea..d1a87cb532 100644
--- a/contrib/libs/cxxsupp/libcxx/.yandex_meta/scripts/sysincls.py
+++ b/contrib/libs/cxxsupp/libcxx/.yandex_meta/scripts/sysincls.py
@@ -14,6 +14,8 @@ assert sysincl.count("# GENERATED BY YM2") == 1
 assert sysincl.count("# END OF GENERATION") == 1
 
 headers = []
+ext_headers = []
+expr_headers = []
 
 for header in include_dir.glob("**/*"):
     if not header.is_file():
@@ -23,29 +25,56 @@ for header in include_dir.glob("**/*"):
 
     if header.parent == include_dir:
         if header.name.startswith("__") or not '.' in header.name:
-            headers.append(rel_path)
+            headers.append(str(rel_path))
     else:
         str_path = str(rel_path)
-        if str_path.startswith('experimental') or str_path.startswith('ext'):
-            continue
-        headers.append(rel_path)
+        if str_path.startswith('experimental'):
+            expr_headers.append(str_path)
+        elif str_path.startswith('ext'):
+            ext_headers.append(str_path)
+        else:
+            headers.append(str_path)
 
-headers = sorted(headers, key = lambda header: (str(header).count('/') != 0, str(header).count('__') != 0, header))
+
+headers = sorted(headers, key = lambda header: (header.count('/') != 0, header.count('__') != 0, header))
+ext_headers = sorted(ext_headers)
+expr_headers = sorted(expr_headers)
 
 manual, generated = sysincl.split(GENERATED_BEG)
 generated, manual_end = generated.split(GENERATED_END)
 
 generated = []
+banned_generated = []
+
+for header in ext_headers + expr_headers:
+    banned_generated.append(
+        "    - {name}:{spaces}DO_NOT_INCLUDE_NON_STANDARD_{banned_name}".format(
+            name=str(header),
+            spaces=' ' * max(1, 54 - len(header)),
+            banned_name=header.replace('/', '_').replace('.', '_').upper(),
+        )
+    )
+    if "experimental/propagate_const" == header:
+        banned_generated[-1] = "#TODO: ban this header too\n#" + banned_generated[-1]
 
 for header in headers:
     generated.append(
         "  - {name}:{spaces}contrib/libs/cxxsupp/libcxx/include/{name}".format(
-            name=str(header),
-            spaces=' ' * max(1, 54 - len(str(header)))
+            name=header,
+            spaces=' ' * max(1, 54 - len(header))
         )
     )
 
-generated = "- includes:\n" + '\n'.join(generated)
+generated = """- source_filter: "^(?!(contrib/libs/cxxsupp/libcxx)).*"
+  includes:
+""" \
+    + '\n'.join(banned_generated) \
+    + """
+
+# This includes all headers needed to resolve includes in c-headers from libcxx listed above
+- includes:
+""" \
+    + '\n'.join(generated)
 
 with open(sysicncl_path, 'w') as f:
     f.write(f"{manual}{GENERATED_BEG}{generated}\n{GENERATED_END}{manual_end}")