From 4ef8101a7d043eb0bc338022289a523795c8dd95 Mon Sep 17 00:00:00 2001
From: Artemis Tosini <me@artem.ist>
Date: Wed, 22 Nov 2023 21:53:11 +0000
Subject: [PATCH] Setup formatting

---
 .clang-format | 92 +++++++++++++++++++++++++++++++++++++++++++++++++++
 .editorconfig | 27 +++++++++++++++
 flake.nix     |  5 ++-
 src/main.c    |  1 -
 4 files changed, 123 insertions(+), 2 deletions(-)
 create mode 100644 .clang-format
 create mode 100644 .editorconfig

diff --git a/.clang-format b/.clang-format
new file mode 100644
index 0000000..b6ddbc8
--- /dev/null
+++ b/.clang-format
@@ -0,0 +1,92 @@
+# SPDX-License-Identifier: Apache-2.0
+#
+# Taken verbatim from Zephyr source code in  :/.clang-format
+# Note: The list of ForEachMacros can be obtained using:
+#
+#    git grep -h '^#define [^[:space:]]*FOR_EACH[^[:space:]]*(' include/ \
+#    | sed "s,^#define \([^[:space:]]*FOR_EACH[^[:space:]]*\)(.*$,  - '\1'," \
+#    | sort | uniq
+#
+# References:
+#   - https://clang.llvm.org/docs/ClangFormatStyleOptions.html
+
+---
+BasedOnStyle: LLVM
+AlignConsecutiveMacros: AcrossComments
+AllowShortBlocksOnASingleLine: Never
+AllowShortCaseLabelsOnASingleLine: false
+AllowShortEnumsOnASingleLine: false
+AllowShortFunctionsOnASingleLine: None
+AllowShortIfStatementsOnASingleLine: false
+AllowShortLoopsOnASingleLine: false
+AttributeMacros:
+  - __aligned
+  - __deprecated
+  - __packed
+  - __printf_like
+  - __syscall
+  - __syscall_always_inline
+  - __subsystem
+BitFieldColonSpacing: After
+BreakBeforeBraces: Linux
+ColumnLimit: 100
+ConstructorInitializerIndentWidth: 8
+ContinuationIndentWidth: 8
+ForEachMacros:
+  - 'FOR_EACH'
+  - 'FOR_EACH_FIXED_ARG'
+  - 'FOR_EACH_IDX'
+  - 'FOR_EACH_IDX_FIXED_ARG'
+  - 'FOR_EACH_NONEMPTY_TERM'
+  - 'RB_FOR_EACH'
+  - 'RB_FOR_EACH_CONTAINER'
+  - 'SYS_DLIST_FOR_EACH_CONTAINER'
+  - 'SYS_DLIST_FOR_EACH_CONTAINER_SAFE'
+  - 'SYS_DLIST_FOR_EACH_NODE'
+  - 'SYS_DLIST_FOR_EACH_NODE_SAFE'
+  - 'SYS_SFLIST_FOR_EACH_CONTAINER'
+  - 'SYS_SFLIST_FOR_EACH_CONTAINER_SAFE'
+  - 'SYS_SFLIST_FOR_EACH_NODE'
+  - 'SYS_SFLIST_FOR_EACH_NODE_SAFE'
+  - 'SYS_SLIST_FOR_EACH_CONTAINER'
+  - 'SYS_SLIST_FOR_EACH_CONTAINER_SAFE'
+  - 'SYS_SLIST_FOR_EACH_NODE'
+  - 'SYS_SLIST_FOR_EACH_NODE_SAFE'
+  - '_WAIT_Q_FOR_EACH'
+  - 'Z_FOR_EACH'
+  - 'Z_FOR_EACH_ENGINE'
+  - 'Z_FOR_EACH_EXEC'
+  - 'Z_FOR_EACH_FIXED_ARG'
+  - 'Z_FOR_EACH_FIXED_ARG_EXEC'
+  - 'Z_FOR_EACH_IDX'
+  - 'Z_FOR_EACH_IDX_EXEC'
+  - 'Z_FOR_EACH_IDX_FIXED_ARG'
+  - 'Z_FOR_EACH_IDX_FIXED_ARG_EXEC'
+  - 'Z_GENLIST_FOR_EACH_CONTAINER'
+  - 'Z_GENLIST_FOR_EACH_CONTAINER_SAFE'
+  - 'Z_GENLIST_FOR_EACH_NODE'
+  - 'Z_GENLIST_FOR_EACH_NODE_SAFE'
+  - 'STRUCT_SECTION_FOREACH'
+  - 'TYPE_SECTION_FOREACH'
+IfMacros:
+  - 'CHECKIF'
+# Disabled for now, see bug https://github.com/zephyrproject-rtos/zephyr/issues/48520
+#IncludeBlocks: Regroup
+IncludeCategories:
+  - Regex: '^".*\.h"$'
+    Priority: 0
+  - Regex: '^<(assert|complex|ctype|errno|fenv|float|inttypes|limits|locale|math|setjmp|signal|stdarg|stdbool|stddef|stdint|stdio|stdlib|string|tgmath|time|wchar|wctype)\.h>$'
+    Priority: 1
+  - Regex: '^\<zephyr/.*\.h\>$'
+    Priority: 2
+  - Regex: '.*'
+    Priority: 3
+IndentCaseLabels: false
+IndentWidth: 8
+InsertBraces: true
+SpaceBeforeParens: ControlStatementsExceptControlMacros
+SortIncludes: Never
+UseTab: ForContinuationAndIndentation
+WhitespaceSensitiveMacros:
+  - STRINGIFY
+  - Z_STRINGIFY
diff --git a/.editorconfig b/.editorconfig
new file mode 100644
index 0000000..184394e
--- /dev/null
+++ b/.editorconfig
@@ -0,0 +1,27 @@
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.{c,h}]
+indent_style = tab
+indent_size = 8
+
+[{CMakeLists.txt,*.cmake}]
+indent_style = space
+indent_size = 2
+
+[*.{dts,dtsi}]
+indent_style = tab
+indent_size = 8
+
+[*.{yml,yaml}]
+indent_style = space
+indent_size = 2
+
+[Kconfig*]
+indent_style = tab
+indent_size = 8
diff --git a/flake.nix b/flake.nix
index 430ae86..49a9d9c 100644
--- a/flake.nix
+++ b/flake.nix
@@ -22,7 +22,10 @@
                 mbedtls
                 hal_espressif
               ];
-            extraPackages = with pkgs; [ esptool ];
+            extraPackages = with pkgs; [
+              esptool
+              (clang-tools.override { llvmPackages = llvmPackages_latest; })
+            ];
           };
         devShells.default = devShells.zephyr;
         formatter = pkgs.nixfmt;
diff --git a/src/main.c b/src/main.c
index 2d46a11..74de8a8 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1,4 +1,3 @@
 int main(void)
 {
 }
-