Also added the clang format script from pandemonium.

misc/scripts/clang_format.sh

@@ -0,0 +1,76 @@
+#!/usr/bin/env bash
+
+# This script runs clang-format and fixes copyright headers on all relevant files in the repo.
+# This is the primary script responsible for fixing style violations.
+
+set -uo pipefail
+IFS=$'\n\t'
+
+CLANG_FORMAT_FILE_EXTS=(".c" ".h" ".cpp" ".hpp" ".cc" ".hh" ".cxx" ".m" ".mm" ".inc" ".java" ".glsl")
+
+# Loops through all text files tracked by Git.
+git grep -zIl '' |
+while IFS= read -rd '' f; do
+    # Exclude some files.
+    if [[ "$f" == "thirdparty"* ]]; then
+        continue
+    elif [[ "$f" == "modules/database_sqlite/sqlite"* ]]; then
+        continue
+    elif [[ "$f" == "modules/fastnoise/lib"* ]]; then
+        continue
+    elif [[ "$f" == "modules/http_server_simple/http_parser"* ]]; then
+        continue
+    elif [[ "$f" == "modules/http_server_simple/multipart_parser_c"* ]]; then
+        continue
+    elif [[ "$f" == "modules/lz4/thirdparty"* ]]; then
+        continue
+    elif [[ "$f" == "modules/mesh_utils/delaunay"* ]]; then
+        continue
+    elif [[ "$f" == "modules/mesh_utils/xatlas"* ]]; then
+        continue
+    elif [[ "$f" == "modules/texture_packer/rectpack2D"* ]]; then
+        continue
+    elif [[ "$f" == "modules/web/html/libs"* ]]; then
+        continue
+    elif [[ "$f" == "platform/android/java/lib/src/com/google"* ]]; then
+        continue
+    elif [[ "$f" == *"-so_wrap."* ]]; then
+        continue
+    fi
+
+    for extension in ${CLANG_FORMAT_FILE_EXTS[@]}; do
+        if [[ "$f" == *"$extension" ]]; then
+            # Run clang-format.
+            clang-format --Wno-error=unknown -i "$f"
+            # Fix copyright headers, but not all files get them.
+            if [[ "$f" == *"inc" ]]; then
+                continue 2
+            elif [[ "$f" == *"glsl" ]]; then
+                continue 2
+            elif [[ "$f" == *"theme_data.h" ]]; then
+                continue 2
+            elif [[ "$f" == "platform/android/java/lib/src/org/pandemoniumengine/pandemonium/utils/ProcessPhoenix"* ]]; then
+                continue 2
+            fi
+            python misc/scripts/copyright_headers.py "$f"
+            continue 2
+        fi
+    done
+done
+
+git diff --color > patch.patch
+
+# If no patch has been generated all is OK, clean up, and exit.
+if [ ! -s patch.patch ] ; then
+    printf "Files in this commit comply with the clang-format style rules.\n"
+    rm -f patch.patch
+    exit 0
+fi
+
+# A patch has been created, notify the user, clean up, and exit.
+printf "\n*** The following differences were found between the code "
+printf "and the formatting rules:\n\n"
+cat patch.patch
+printf "\n*** Aborting, please fix your commit(s) with 'git commit --amend' or 'git rebase -i <hash>'\n"
+rm -f patch.patch
+exit 1