Add ClangFormat to pre-commit

.pre-commit-config.yaml

@@ -1,12 +1,12 @@
 repos:
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.3.4
+    rev: v0.4.1
     hooks:
       - id: ruff
         args: [--exit-non-zero-on-fix]
 
   - repo: https://github.com/psf/black-pre-commit-mirror
-    rev: 24.3.0
+    rev: 24.4.1
     hooks:
       - id: black
 
@@ -23,13 +23,20 @@ repos:
       - id: remove-tabs
         exclude: (Makefile$|\.bat$|\.cmake$|\.eps$|\.fits$|\.gd$|\.opt$)
 
+  - repo: https://github.com/pre-commit/mirrors-clang-format
+    rev: v18.1.4
+    hooks:
+      - id: clang-format
+        types: [c]
+        exclude: ^src/thirdparty/
+
   - repo: https://github.com/pre-commit/pygrep-hooks
     rev: v1.10.0
     hooks:
       - id: rst-backticks
 
   - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v4.5.0
+    rev: v4.6.0
     hooks:
       - id: check-executables-have-shebangs
       - id: check-shebang-scripts-are-executable
@@ -43,7 +50,7 @@ repos:
         exclude: ^.github/.*TEMPLATE|^Tests/(fonts|images)/
 
   - repo: https://github.com/python-jsonschema/check-jsonschema
-    rev: 0.28.1
+    rev: 0.28.2
     hooks:
       - id: check-github-workflows
       - id: check-readthedocs
@@ -55,7 +62,7 @@ repos:
       - id: sphinx-lint
 
   - repo: https://github.com/tox-dev/pyproject-fmt
-    rev: 1.7.0
+    rev: 1.8.0
     hooks:
       - id: pyproject-fmt
 

src/Tk/tkImaging.c

@@ -128,14 +128,7 @@ PyImagingPhotoPut(
     block.pixelPtr = (unsigned char *)im->block;
 
     TK_PHOTO_PUT_BLOCK(
-        interp,
-        photo,
-        &block,
-        0,
-        0,
-        block.width,
-        block.height,
-        TK_PHOTO_COMPOSITE_SET);
+        interp, photo, &block, 0, 0, block.width, block.height, TK_PHOTO_COMPOSITE_SET);
 
     return TCL_OK;
 }
@@ -287,7 +280,7 @@ load_tkinter_funcs(void) {
      * Return 0 for success, non-zero for failure.
      */
 
-    HMODULE* hMods = NULL;
+    HMODULE *hMods = NULL;
     HANDLE hProcess;
     DWORD cbNeeded;
     unsigned int i;
@@ -313,7 +306,7 @@ load_tkinter_funcs(void) {
 #endif
         return 1;
     }
-    if (!(hMods = (HMODULE*) malloc(cbNeeded))) {
+    if (!(hMods = (HMODULE *)malloc(cbNeeded))) {
         PyErr_NoMemory();
         return 1;
     }
@@ -345,7 +338,7 @@ load_tkinter_funcs(void) {
     } else if (found_tk == 0) {
         PyErr_SetString(PyExc_RuntimeError, "Could not find Tk routines");
     }
-    return (int) ((found_tcl != 1) || (found_tk != 1));
+    return (int)((found_tcl != 1) || (found_tk != 1));
 }
 
 #else /* not Windows */
@@ -400,8 +393,8 @@ _func_loader(void *lib) {
         return 1;
     }
     return (
-        (TK_PHOTO_PUT_BLOCK =
-             (Tk_PhotoPutBlock_t)_dfunc(lib, "Tk_PhotoPutBlock")) == NULL);
+        (TK_PHOTO_PUT_BLOCK = (Tk_PhotoPutBlock_t)_dfunc(lib, "Tk_PhotoPutBlock")) ==
+        NULL);
 }
 
 int

src/_imaging.c

@@ -110,7 +110,7 @@
 
 #define B16(p, i) ((((int)p[(i)]) << 8) + p[(i) + 1])
 #define L16(p, i) ((((int)p[(i) + 1]) << 8) + p[(i)])
-#define S16(v) ((v) < 32768 ? (v) : ((v)-65536))
+#define S16(v) ((v) < 32768 ? (v) : ((v) - 65536))
 
 /* -------------------------------------------------------------------- */
 /* OBJECT ADMINISTRATION                        */
@@ -533,7 +533,9 @@ getink(PyObject *color, Imaging im, char *ink) {
                 /* unsigned integer, single layer */
                 if (rIsInt != 1) {
                     if (tupleSize != 1) {
-                        PyErr_SetString(PyExc_TypeError, "color must be int or single-element tuple");
+                        PyErr_SetString(
+                            PyExc_TypeError,
+                            "color must be int or single-element tuple");
                         return NULL;
                     } else if (!PyArg_ParseTuple(color, "L", &r)) {
                         return NULL;
@@ -552,15 +554,20 @@ getink(PyObject *color, Imaging im, char *ink) {
                     a = 255;
                     if (im->bands == 2) {
                         if (tupleSize != 1 && tupleSize != 2) {
-                            PyErr_SetString(PyExc_TypeError, "color must be int, or tuple of one or two elements");
+                            PyErr_SetString(
+                                PyExc_TypeError,
+                                "color must be int, or tuple of one or two elements");
                             return NULL;
                         } else if (!PyArg_ParseTuple(color, "L|i", &r, &a)) {
                             return NULL;
                         }
                         g = b = r;
                     } else {
                         if (tupleSize != 3 && tupleSize != 4) {
-                            PyErr_SetString(PyExc_TypeError, "color must be int, or tuple of one, three or four elements");
+                            PyErr_SetString(
+                                PyExc_TypeError,
+                                "color must be int, or tuple of one, three or four "
+                                "elements");
                             return NULL;
                         } else if (!PyArg_ParseTuple(color, "Lii|i", &r, &g, &b, &a)) {
                             return NULL;
@@ -599,7 +606,9 @@ getink(PyObject *color, Imaging im, char *ink) {
                     g = (UINT8)(r >> 8);
                     r = (UINT8)r;
                 } else if (tupleSize != 3) {
-                    PyErr_SetString(PyExc_TypeError, "color must be int, or tuple of one or three elements");
+                    PyErr_SetString(
+                        PyExc_TypeError,
+                        "color must be int, or tuple of one or three elements");
                     return NULL;
                 } else if (!PyArg_ParseTuple(color, "iiL", &b, &g, &r)) {
                     return NULL;
@@ -1537,14 +1546,14 @@ _putdata(ImagingObject *self, PyObject *args) {
         return NULL;
     }
 
-#define set_value_to_item(seq, i) \
-op = PySequence_Fast_GET_ITEM(seq, i); \
-if (PySequence_Check(op)) { \
-    PyErr_SetString(PyExc_TypeError, "sequence must be flattened"); \
-    return NULL; \
-} else { \
-    value = PyFloat_AsDouble(op); \
-}
+#define set_value_to_item(seq, i)                                       \
+    op = PySequence_Fast_GET_ITEM(seq, i);                              \
+    if (PySequence_Check(op)) {                                         \
+        PyErr_SetString(PyExc_TypeError, "sequence must be flattened"); \
+        return NULL;                                                    \
+    } else {                                                            \
+        value = PyFloat_AsDouble(op);                                   \
+    }
     if (image->image8) {
         if (PyBytes_Check(data)) {
             unsigned char *p;
@@ -1596,8 +1605,10 @@ if (PySequence_Check(op)) { \
                         value = value * scale + offset;
                     }
                     if (image->type == IMAGING_TYPE_SPECIAL) {
-                        image->image8[y][x * 2 + (bigendian ? 1 : 0)] = CLIP8((int)value % 256);
-                        image->image8[y][x * 2 + (bigendian ? 0 : 1)] = CLIP8((int)value >> 8);
+                        image->image8[y][x * 2 + (bigendian ? 1 : 0)] =
+                            CLIP8((int)value % 256);
+                        image->image8[y][x * 2 + (bigendian ? 0 : 1)] =
+                            CLIP8((int)value >> 8);
                     } else {
                         image->image8[y][x] = (UINT8)CLIP8(value);
                     }
@@ -1639,8 +1650,7 @@ if (PySequence_Check(op)) { \
                 for (i = x = y = 0; i < n; i++) {
                     double value;
                     set_value_to_item(seq, i);
-                    IMAGING_PIXEL_INT32(image, x, y) =
-                        (INT32)(value * scale + offset);
+                    IMAGING_PIXEL_INT32(image, x, y) = (INT32)(value * scale + offset);
                     if (++x >= (int)image->xsize) {
                         x = 0, y++;
                     }
@@ -2785,8 +2795,8 @@ _font_getmask(ImagingFontObject *self, PyObject *args) {
         glyph = &self->glyphs[text[i]];
         if (i == 0 || text[i] != text[i - 1]) {
             ImagingDelete(bitmap);
-            bitmap =
-                ImagingCrop(self->bitmap, glyph->sx0, glyph->sy0, glyph->sx1, glyph->sy1);
+            bitmap = ImagingCrop(
+                self->bitmap, glyph->sx0, glyph->sy0, glyph->sx1, glyph->sy1);
             if (!bitmap) {
                 goto failed;
             }
@@ -3315,7 +3325,8 @@ _draw_polygon(ImagingDrawObject *self, PyObject *args) {
 
     free(xy);
 
-    if (ImagingDrawPolygon(self->image->image, n, ixy, &ink, fill, width, self->blend) < 0) {
+    if (ImagingDrawPolygon(self->image->image, n, ixy, &ink, fill, width, self->blend) <
+        0) {
         free(ixy);
         return NULL;
     }
@@ -4411,7 +4422,8 @@ setup_module(PyObject *m) {
     PyModule_AddObject(m, "HAVE_XCB", have_xcb);
 
     PyObject *pillow_version = PyUnicode_FromString(version);
-    PyDict_SetItemString(d, "PILLOW_VERSION", pillow_version ? pillow_version : Py_None);
+    PyDict_SetItemString(
+        d, "PILLOW_VERSION", pillow_version ? pillow_version : Py_None);
     Py_XDECREF(pillow_version);
 
     return 0;

src/_imagingcms.c

@@ -213,11 +213,8 @@ cms_transform_dealloc(CmsTransformObject *self) {
 
 static cmsUInt32Number
 findLCMStype(char *PILmode) {
-    if (
-        strcmp(PILmode, "RGB") == 0 ||
-        strcmp(PILmode, "RGBA") == 0 ||
-        strcmp(PILmode, "RGBX") == 0
-    ) {
+    if (strcmp(PILmode, "RGB") == 0 || strcmp(PILmode, "RGBA") == 0 ||
+        strcmp(PILmode, "RGBX") == 0) {
         return TYPE_RGBA_8;
     }
     if (strcmp(PILmode, "RGBA;16B") == 0) {
@@ -232,10 +229,7 @@ findLCMStype(char *PILmode) {
     if (strcmp(PILmode, "L;16B") == 0) {
         return TYPE_GRAY_16_SE;
     }
-    if (
-        strcmp(PILmode, "YCCA") == 0 ||
-        strcmp(PILmode, "YCC") == 0
-    ) {
+    if (strcmp(PILmode, "YCCA") == 0 || strcmp(PILmode, "YCC") == 0) {
         return TYPE_YCbCr_8;
     }
     if (strcmp(PILmode, "LAB") == 0) {
@@ -393,7 +387,7 @@ _buildTransform(
 
     Py_END_ALLOW_THREADS
 
-    if (!hTransform) {
+        if (!hTransform) {
         PyErr_SetString(PyExc_ValueError, "cannot build transform");
     }
 
@@ -427,7 +421,7 @@ _buildProofTransform(
 
     Py_END_ALLOW_THREADS
 
-    if (!hTransform) {
+        if (!hTransform) {
         PyErr_SetString(PyExc_ValueError, "cannot build proof transform");
     }