diff --git a/CppHeaderParser/CppHeaderParser.py b/CppHeaderParser/CppHeaderParser.py
index f142278..c9a5dfa 100644
--- a/CppHeaderParser/CppHeaderParser.py
+++ b/CppHeaderParser/CppHeaderParser.py
@@ -111,7 +111,6 @@ def debug_print(fmt, *args):
args = (inspect.currentframe().f_back.f_lineno,) + args
print(fmt % args)
-
else:
debug_caller_lineno = None
@@ -128,7 +127,6 @@ def trace_print(*args):
sys.stdout.write(" %s" % a)
sys.stdout.write("\n")
-
else:
def trace_print(*args):
@@ -1427,6 +1425,10 @@ def __str__(self):
return self["value"]
+class CppExternTemplate(dict):
+ pass
+
+
# Implementation is shared between CppPragma, CppDefine, CppInclude but they are
# distinct so that they may diverge if required without interface-breaking
# changes
@@ -2749,6 +2751,8 @@ def __init__(self, headerFileName, argType="file", encoding=None, **kwargs):
#: List of enums in this header as :class:`.CppEnum`
self.enums = []
+ self.extern_templates = []
+
#: List of variables in this header as :class:`.CppVariable`
self.variables = []
self.global_enums = {}
@@ -2881,7 +2885,7 @@ def __init__(self, headerFileName, argType="file", encoding=None, **kwargs):
break
tok.value = TagStr(tok.value, location=tok.location)
- # debug_print("TOK: %s", tok)
+ debug_print("TOK: %s", tok)
if tok.type == "NAME":
if tok.value in self.IGNORE_NAMES:
continue
@@ -3461,6 +3465,21 @@ def _evaluate_stack(self, token=None):
self.curTemplate = None
def _parse_template(self):
+ # check for 'extern template'
+ extern_template = False
+ if len(self.stmtTokens) == 1 and self.stmtTokens[0].value == "extern":
+ extern_template = True
+ tok = self._next_token_must_be("NAME")
+ if not tok.value == "class":
+ raise self._parse_error((tok,), "class")
+
+ tok = self._next_token_must_be("NAME")
+ if tok.value == "__attribute__":
+ self._parse_gcc_attribute()
+ tok = self._next_token_must_be("NAME")
+
+ extern_template_name = tok.value
+
tok = self._next_token_must_be("<")
consumed = self._consume_balanced_tokens(tok)
tmpl = " ".join(tok.value for tok in consumed)
@@ -3473,7 +3492,20 @@ def _parse_template(self):
.replace(" , ", ", ")
.replace(" = ", "=")
)
- self.curTemplate = "template" + tmpl
+
+ if extern_template:
+ self.extern_templates.append(
+ CppExternTemplate(
+ name=extern_template_name,
+ params=tmpl,
+ namespace=self.cur_namespace(),
+ )
+ )
+ self.stack = []
+ self.nameStack = []
+ self.stmtTokens = []
+ else:
+ self.curTemplate = "template" + tmpl
def _parse_gcc_attribute(self):
tok1 = self._next_token_must_be("(")
diff --git a/test/test_CppHeaderParser.py b/test/test_CppHeaderParser.py
index c454a32..a2636e3 100644
--- a/test/test_CppHeaderParser.py
+++ b/test/test_CppHeaderParser.py
@@ -4063,5 +4063,23 @@ def test_fn(self):
self.assertEqual(c.typedefs["mmmmp"], "typedef int ( * ) ( int , int )")
+class ExternTemplateTest(unittest.TestCase):
+ def setUp(self):
+ self.cppHeader = CppHeaderParser.CppHeader(
+ """
+extern template class MyClass<1,2>;
+extern template class __attribute__(("something")) MyClass<3,4>;
+
+""",
+ "string",
+ )
+
+ def test_fn(self):
+ c = self.cppHeader
+ self.assertEqual(c.typedefs["U32"], "int")
+ self.assertEqual(c.typedefs["p"], "typedef unsigned int ( * ) ( int , int )")
+ self.assertEqual(c.typedefs["mmmmp"], "typedef int ( * ) ( int , int )")
+
+
if __name__ == "__main__":
unittest.main()
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