diffhelpers: allow clang-format oversight

One trailing comma!

Differential Revision: https://phab.mercurial-scm.org/D2179

contrib/clang-format-blacklist

@@ -3,7 +3,6 b''
 mercurial/cext/base85.c
 mercurial/cext/charencode.c
 mercurial/cext/charencode.h
-mercurial/cext/diffhelpers.c
 mercurial/cext/dirs.c
 mercurial/cext/manifest.c
 mercurial/cext/mpatch.c

mercurial/cext/diffhelpers.c

@@ -16,7 +16,6 b''
 static char diffhelpers_doc[] = "Efficient diff parsing";
 static PyObject *diffhelpers_Error;
 
-
 /* fixup the last lines of a and b when the patch has no newline at eof */
 static void _fix_newline(PyObject *hunk, PyObject *a, PyObject *b)
 {
@@ -50,8 +49,7 b' static void _fix_newline(PyObject *hunk,'
 }
 
 /* python callable form of _fix_newline */
-static PyObject *
-fix_newline(PyObject *self, PyObject *args)
+static PyObject *fix_newline(PyObject *self, PyObject *args)
 {
 	PyObject *hunk, *a, *b;
 	if (!PyArg_ParseTuple(args, "OOO", &hunk, &a, &b))
@@ -72,8 +70,7 b' static const char *addlines_format = "OO'
  * The control char from the hunk is saved when inserting into a, but not b
  * (for performance while deleting files)
  */
-static PyObject *
-addlines(PyObject *self, PyObject *args)
+static PyObject *addlines(PyObject *self, PyObject *args)
 {
 
 	PyObject *fp, *hunk, *a, *b, *x;
@@ -83,8 +80,8 b' addlines(PyObject *self, PyObject *args)'
 	Py_ssize_t todoa, todob;
 	char *s, c;
 	PyObject *l;
-	if (!PyArg_ParseTuple(args, addlines_format,
-			      &fp, &hunk, &lena, &lenb, &a, &b))
+	if (!PyArg_ParseTuple(args, addlines_format, &fp, &hunk, &lena, &lenb,
+	                      &a, &b))
 		return NULL;
 
 	while (1) {
@@ -131,8 +128,7 b' addlines(PyObject *self, PyObject *args)'
  * a control char at the start of each line, this char is ignored in the
  * compare
  */
-static PyObject *
-testhunk(PyObject *self, PyObject *args)
+static PyObject *testhunk(PyObject *self, PyObject *args)
 {
 
 	PyObject *a, *b;
@@ -161,18 +157,13 b' static PyMethodDef methods[] = {'
 	{"addlines", addlines, METH_VARARGS, "add lines to a hunk\n"},
 	{"fix_newline", fix_newline, METH_VARARGS, "fixup newline counters\n"},
 	{"testhunk", testhunk, METH_VARARGS, "test lines in a hunk\n"},
-	{NULL, NULL}
-};
+    {NULL, NULL}};
 
 static const int version = 1;
 
 #ifdef IS_PY3K
 static struct PyModuleDef diffhelpers_module = {
-	PyModuleDef_HEAD_INIT,
-	"diffhelpers",
-	diffhelpers_doc,
-	-1,
-	methods
+    PyModuleDef_HEAD_INIT, "diffhelpers", diffhelpers_doc, -1, methods,
 };
 
 PyMODINIT_FUNC PyInit_diffhelpers(void)
@@ -183,8 +174,8 b' PyMODINIT_FUNC PyInit_diffhelpers(void)'
 	if (m == NULL)
 		return NULL;
 
-	diffhelpers_Error = PyErr_NewException("diffhelpers.diffhelpersError",
-											NULL, NULL);
+	diffhelpers_Error =
+	    PyErr_NewException("diffhelpers.diffhelpersError", NULL, NULL);
 	Py_INCREF(diffhelpers_Error);
 	PyModule_AddObject(m, "diffhelpersError", diffhelpers_Error);
 	PyModule_AddIntConstant(m, "version", version);
@@ -192,13 +183,12 b' PyMODINIT_FUNC PyInit_diffhelpers(void)'
 	return m;
 }
 #else
-PyMODINIT_FUNC
-initdiffhelpers(void)
+PyMODINIT_FUNC initdiffhelpers(void)
 {
 	PyObject *m;
 	m = Py_InitModule3("diffhelpers", methods, diffhelpers_doc);
-	diffhelpers_Error = PyErr_NewException("diffhelpers.diffhelpersError",
-	                                        NULL, NULL);
+	diffhelpers_Error =
+	    PyErr_NewException("diffhelpers.diffhelpersError", NULL, NULL);
 	PyModule_AddIntConstant(m, "version", version);
 }
 #endif