Initial fork

build.sh

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+tcc -fpic -shared -o lib/libclass.so src/class.c
+tcc -Llib -o bin/classEx src/classEx.c -lclass
+LD_LIBRARY_PATH=lib bin/classEx Mazeto 28

src/class.c

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+#include <stdlib.h>
+#include <inttypes.h>
+
+/* $CC -fpic -shared -o ../bin/libclass.so class.c */
+
+/* typedef struct obj obj; */
+
+typedef struct obj {
+  uint8_t * name;
+  uint8_t age;
+} obj;
+
+static void objInit(obj * this, uint8_t * name, uint8_t age){
+  (*this).name = name;
+  (*this).age  = age;
+};
+
+obj * newObj(uint8_t * name, uint8_t age){
+  obj * obj = malloc(sizeof(obj));
+  objInit(obj, name, age);
+  return obj;
+};
+
+void setObjName(obj * this, uint8_t * name){
+  (*this).name = name;
+};
+
+void setObjAge(obj * this, uint8_t age){
+  (*this).age = age;
+};
+
+uint8_t * getObjName(obj * this){
+  return (*this).name;
+};
+uint8_t getObjAge(obj * this){
+  return (*this).age;
+};
+
+void delObj(obj * this){
+  free(this);
+};

src/class.h

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+#ifndef __CLASS_H__
+#define __CLASS_H__
+
+#include <inttypes.h>
+
+typedef struct obj obj;
+
+/* Constructor */
+obj * newObj(uint8_t *, uint8_t);
+
+/* Methods, setters and getters */
+void setObjName(obj *, uint8_t *);
+void setObjAge(obj *, uint8_t);
+uint8_t * getObjName(obj *);
+uint8_t   getObjAge(obj *);
+
+/* Destructor */
+void delObj(obj *);
+
+#endif

src/classEx.c

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+#include <stdio.h>
+#include <stdlib.h>
+#include "class.h"
+
+/* $CC -L/path/to/libclass.so -o classEx classEx.c -lclass
+
+   The shared object must be on the LD_LIBRARY_PATH
+   environment variable or in the folder /lib
+   For testing purposes, run this program with
+
+   >LD_LIBRARY_PATH="../lib" ../bin/classEx
+*/
+
+int main(int argc, char ** argv){
+
+  if(argc<2) return 1;
+
+  obj * myObj = newObj(argv[1], atoi(argv[2]));
+
+  printf("obj.name = %s\nobj.age = %d\n",
+    getObjName(myObj), getObjAge(myObj));
+
+  delObj(myObj);
+
+  return 0;
+}