Add C++ template for lex / yacc setup

stm-firmware/updater/ram-code/CMakeLists.txt

@@ -2,7 +2,7 @@ project(updater-ram-code)
 set(CMAKE_SYSTEM_NAME Generic)
 set(CMAKE_SYSTEM_PROCESSOR arm)
 set(CMAKE_CROSSCOMPILING 1)
-cmake_minimum_required(VERSION 3.18)
+cmake_minimum_required(VERSION 3.0)
 
 set(CMAKE_TOOLCHAIN_FILE "arm-none-eabi-gcc.cmake")
 

temp-profile-checker/.gitignore

@@ -0,0 +1,2 @@
+*.o
+build/*

temp-profile-checker/CMakeLists.txt

@@ -0,0 +1,41 @@
+cmake_minimum_required(VERSION 3.8)
+project(tprcc LANGUAGES CXX)
+
+set (CMAKE_CXX_STANDARD 17)
+
+aux_source_directory("src" SRC_DIR)
+
+set (SRC_GENERATED "${CMAKE_CURRENT_BINARY_DIR}/tpr-parser.cpp" "${CMAKE_CURRENT_BINARY_DIR}/tpr-scanner.cpp")
+
+set (SOURCES
+	${SRC_DIR}
+	${SRC_GENERATED}
+)
+
+add_custom_command(
+	DEPENDS
+		${CMAKE_CURRENT_SOURCE_DIR}/parser/tpr.l
+	OUTPUT
+		${CMAKE_CURRENT_BINARY_DIR}/tpr-scanner.cpp
+	COMMAND
+		flex -+ -o "${CMAKE_CURRENT_BINARY_DIR}/tpr-scanner.cpp" "${CMAKE_CURRENT_SOURCE_DIR}/parser/tpr.l"
+)
+
+add_custom_command(
+	DEPENDS
+		${CMAKE_CURRENT_SOURCE_DIR}/parser/tpr.ypp
+	OUTPUT
+		${CMAKE_CURRENT_BINARY_DIR}/tpr-parser.cpp
+	COMMAND
+		mkdir -p "${CMAKE_CURRENT_BINARY_DIR}/generated" && bison -o"${CMAKE_CURRENT_BINARY_DIR}/tpr-parser.cpp" --header="${CMAKE_CURRENT_BINARY_DIR}/generated/tpr-parser.hpp" "${CMAKE_CURRENT_SOURCE_DIR}/parser/tpr.ypp"
+)	
+
+
+
+SET_SOURCE_FILES_PROPERTIES(${SRC_GENERATED} PROPERTIES GENERATED 1)
+add_executable(${PROJECT_NAME} ${SOURCES})
+
+target_include_directories(${PROJECT_NAME} PRIVATE "${CMAKE_CURRENT_BINARY_DIR}/generated")
+target_include_directories(${PROJECT_NAME} PRIVATE "${CMAKE_CURRENT_SOURCE_DIR}/include")
+# TEMPORARY FIx:
+target_include_directories(${PROJECT_NAME} PRIVATE "${CMAKE_CURRENT_BINARY_DIR}")

temp-profile-checker/include/tpr/tpr-scanner.hpp

@@ -0,0 +1,38 @@
+#ifndef _TPR_SCANNER_HPP_
+#define _TPR_SCANNER_HPP_
+
+
+#if ! defined(yyFlexLexerOnce)
+#include <FlexLexer.h>
+#endif
+
+#include "tpr-parser.hpp"
+#include "location.hh"
+
+namespace tpr {
+
+class TempProfileScanner : public yyFlexLexer{
+  public:
+
+    TempProfileScanner(std::istream *in) : yyFlexLexer(in) {
+    };
+    virtual ~TempProfileScanner() {};
+
+    //get rid of override virtual function warning
+    using FlexLexer::yylex;
+
+    virtual
+      int yylex( tpr::TempProfileParser::semantic_type * const lval, 
+          tpr::TempProfileParser::location_type *location );
+    // YY_DECL defined in mc_lexer.l
+    // Method body created by flex in mc_lexer.yy.cc
+
+  private:
+    /* yyval ptr */
+    tpr::TempProfileParser::semantic_type *yylval = nullptr;
+};
+
+} /* end namespace MC */
+
+
+#endif /* _TPR_SCANNER_HPP_ */

temp-profile-checker/parser/tpr.l

@@ -0,0 +1,26 @@
+%{
+#include <tpr/tpr-scanner.hpp>
+#undef  YY_DECL
+#define YY_DECL int tpr::TempProfileScanner::yylex(tpr::TempProfileParser::semantic_type * const lval, tpr::TempProfileParser::location_type *loc )
+
+#define YY_USER_ACTION loc->step(); loc->columns(yyleng);
+
+%}
+
+%option yyclass="tpr::TempProgileScanner"
+%option noyywrap
+%option never-interactive
+%option c++
+
+/* Predefined rules */
+NEWLINE         "\n"|"\r\n"
+SPACE           " "|"\t"|"\f"
+COMMENT_BEGIN   "/*"
+COMMENT_END     "*/" 
+COMMENT_LINE  "//".*\n
+
+%%
+
+SPACE {return 0;}
+
+%%

temp-profile-checker/parser/tpr.ypp

@@ -0,0 +1,48 @@
+
+%language "c++"
+%require  "3.2"
+%defines 
+%define api.namespace {tpr}
+%define api.parser.class {TempProfileParser}
+
+%define parse.error verbose
+
+%code requires{
+  namespace tpr {
+    class TempProfileScanner;
+}
+}
+
+%parse-param { TempProfileScanner &scanner }
+
+%code {
+	#include <iostream>
+	#include <cstdlib>
+	#include <fstream>
+	#include <utility>
+	#include <tuple>
+	#include <tpr/tpr-scanner.hpp>
+	#undef yylex
+	#define yylex scanner.yylex
+}
+
+%define api.value.type variant
+%locations
+%start tpr_file
+
+%token foo
+
+%%
+
+tpr_file: foo
+	| tpr_file foo
+	;
+
+
+%%
+
+void tpr::TempProfileParser::error(const location_type &l, const std::string &err_message)
+{
+	std::cerr << "Error " << err_message << " at " << l << std::endl;
+	std::abort();
+}

temp-profile-checker/src/main.cpp

@@ -0,0 +1,8 @@
+#include <iostream>
+
+int main(int argc, char **argv)
+{
+	std::cout << "Hello world" << std::endl;
+
+	return 0;
+}