init

scripts/check_standard_headers.sh

@@ -0,0 +1,33 @@
+#!/usr/bin/env bash
+
+# List of C headers and their corresponding C++ headers
+c_headers=(assert complex ctype errno fenv float inttypes iso646 limits locale math setjmp signal stdarg stdbool stddef stdint stdio stdlib string tgmath time wchar wctype)
+c_headers_map=(cassert complex cctype cerrno cfenv cfloat cinttypes ciso646 climits clocale cmath csetjmp csignal cstdarg cstdbool cstddef cstdint cstdio cstdlib cstring ctgmath ctime cwchar cwctype)
+
+# Create regex dynamically from the array to match any C header
+c_headers_regex=$(IFS="|"; echo "${c_headers[*]}")
+
+# Find all C++ source and header files
+files=$(find ./src -type f \( -name '*.cpp' -o -name '*.hpp' -o -name '*.h' \) ! -path "./src/engine/external/*")
+
+error_found=0
+
+# Check each source file for C headers
+for file in $files; do
+	# First check if the file includes any C headers for more efficiency when no C header is used
+	if grep -E "#include\s+<($c_headers_regex)\.h>" "$file" >/dev/null; then
+		# Check each C header individually to print an error message with the appropriate replacement C++ header
+		for (( i=0; i < ${#c_headers[@]}; i++ )); do
+			if grep -E "#include\s+<${c_headers[i]}\.h>" "$file" >/dev/null; then
+				echo "Error: '$file' includes C header '${c_headers[i]}.h'. Include the C++ header '${c_headers_map[i]}' instead."
+			fi
+		done
+		error_found=1
+	fi
+done
+
+if [ $error_found -eq 1 ]; then
+	exit 1
+fi
+
+echo "Success: No standard C headers are used."