Merge pull request #615 from jdemel/add-clang-formatter

cmake: Apply cmake-format

.cmake-format.py

@@ -0,0 +1,98 @@
+# Copyright 2021 Marcus Müller, 2024 Johannes Demel
+# SPDX-License-Identifier: LGPL-3.0-or-later
+
+class _clang_format_options:
+    def __init__(self, clangfile=None):
+        if not clangfile:
+            clangfile = ".clang-format"
+        self.lines = []
+        with open(clangfile, encoding="utf-8") as opened:
+            for line in opened:
+                if line.strip().startswith("#"):
+                    continue
+                self.lines.append(line.rstrip().split(":"))
+
+    def __getitem__(self, string):
+        path = string.split(".")
+        value = None
+        for crumble in path:
+            for line in self.lines:
+                if line[0].strip() == crumble:
+                    if len(line) > 1:
+                        value = line[1].strip().rstrip()
+                    break
+        return value
+
+
+_clang_format = _clang_format_options()
+
+# ----------------------------------
+# Options affecting listfile parsing
+# ----------------------------------
+with section("parse"):
+    additional_commands = {
+        'gr_python_install': {
+            'flags': [],
+            'kwargs': {
+                "PROGRAMS": "*",
+                "FILES": "*",
+                "DESTINATION": "*"
+            }
+        },
+    }
+
+with section("markup"):
+    first_comment_is_literal = True
+    enable_markup = False
+
+with section("format"):
+    # Disable formatting entirely, making cmake-format a no-op
+    disable = False
+
+    # How wide to allow formatted cmake files
+    line_width = int(_clang_format["ColumnLimit"])
+
+    # How many spaces to tab for indent
+    tab_size = int(_clang_format["IndentWidth"])
+
+    # If true, lines are indented using tab characters (utf-8 0x09) instead of
+    # <tab_size> space characters (utf-8 0x20). In cases where the layout would
+    # require a fractional tab character, the behavior of the  fractional
+    # indentation is governed by <fractional_tab_policy>
+    use_tabchars = _clang_format["UseTab"] in ("ForIndentation",
+                                               "ForContinuationAndIndentation",
+                                               "Always")
+
+    # If true, separate flow control names from their parentheses with a space
+    separate_ctrl_name_with_space = False
+
+    # If true, separate function names from parentheses with a space
+    separate_fn_name_with_space = False
+
+    # If a statement is wrapped to more than one line, than dangle the closing
+    # parenthesis on its own line.
+    dangle_parens = False
+
+    # If the statement spelling length (including space and parenthesis) is
+    # smaller than this amount, then force reject nested layouts.
+    min_prefix_chars = tab_size
+
+    # If the statement spelling length (including space and parenthesis) is larger
+    # than the tab width by more than this amount, then force reject un-nested
+    # layouts.
+    max_prefix_chars = 3 * tab_size
+
+    # What style line endings to use in the output.
+    line_ending = "unix"
+
+    # Format command names consistently as 'lower' or 'upper' case
+    command_case = "canonical"
+
+    # Format keywords consistently as 'lower' or 'upper' case
+    keyword_case = "upper"
+
+
+with section("lint"):
+    max_arguments = 6
+    max_localvars = 20
+    max_statements = 75