commit 79d59d63b37b4b7ffba205dfab5d18da8d6a76d4
Author: Yessiest <yessiest@memeware.net>
Date:   Sat Apr 9 22:56:18 2022 +0400

    Initial commit

diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..9ba032e
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,16 @@
+LUA_VERSION=5.2
+INCLUDES=-I/usr/lib/lua${LUA_VERSION}
+CXX=g++
+CFLAGS=-fPIC
+LIBS=-lqalculate
+OUTPUT=libqalculate.so
+
+all: qalculator.o 
+	${CXX} ${LIBS} -shared $< -o libqalculator.so
+
+qalculator.o: qalculator.cpp
+	${CXX} ${INCLUDES} -c $< -o $@ ${CFLAGS}
+
+clean:
+	${RM} libqalculator.so qalculator.o
+
diff --git a/qalculator.cpp b/qalculator.cpp
new file mode 100644
index 0000000..f1607a8
--- /dev/null
+++ b/qalculator.cpp
@@ -0,0 +1,45 @@
+#include <lua.hpp>
+#include <libqalculate/qalculate.h>
+#include <string>
+
+const char* qalculate(const char* input, bool exact_mode) {
+    Calculator* c = new Calculator();
+    c->loadExchangeRates();
+    c->loadGlobalDefinitions();
+    c->loadLocalDefinitions();
+    std::string Input = input;
+    std::string Output;
+    if (exact_mode) {
+        default_user_evaluation_options.approximation = APPROXIMATION_EXACT;
+    } else {
+        default_user_evaluation_options.approximation = APPROXIMATION_APPROXIMATE;
+    }
+    Output = c->calculateAndPrint(Input,2000,default_user_evaluation_options);
+    delete c;
+    std::cout << Output << std::endl;
+    char * output = new char [Output.length()+1];
+    Output.copy(output,Output.length());
+    output[Output.length()] = "\0"[0];
+    return output;
+}
+
+extern "C" 
+int l_qalc(lua_State* L) {
+    const char * input = luaL_checkstring(L, 1);
+    bool exact_mode = lua_toboolean(L, 2);
+    const char * output = qalculate(input, exact_mode);
+    lua_pushstring(L, output);
+    return 1;
+}
+
+extern "C"
+int luaopen_libqalculator(lua_State* L) {
+    static const struct luaL_Reg library [] =
+    {
+        {"qalc", l_qalc},
+        {NULL, NULL}
+    };
+    luaL_register(L, "qalc", library);
+    return 1;
+}
+
diff --git a/qalculator.o b/qalculator.o
new file mode 100644
index 0000000..adc7c90
Binary files /dev/null and b/qalculator.o differ
diff --git a/test.lua b/test.lua
new file mode 100644
index 0000000..a5bd1a4
--- /dev/null
+++ b/test.lua
@@ -0,0 +1,3 @@
+qalculate = require("libqalculator")
+print(qalculate.qalc("sin(3 rad)"))
+print(qalculate.qalc("sin(3 rad)",true))