commit on the master branch with two libs

libA.c

@@ -0,0 +1,46 @@
+#include<stdio.h>
+#include<string.h>
+#include<pthread.h>
+#include<stdlib.h>
+#include<unistd.h>
+
+pthread_t tid[2];
+
+void* doSomeThing(void *arg)
+{
+    unsigned long i = 0;
+    pthread_t id = pthread_self();
+
+    if(pthread_equal(id,tid[0]))
+    {
+        printf("\n First thread processing\n");
+    }
+    else
+    {
+        printf("\n Second thread processing\n");
+    }
+
+    for(i=0; i<(0xFFFFFFFF);i++);
+
+    return NULL;
+}
+
+int main(void)
+{
+    int i = 0;
+    int err;
+
+    while(i < 2)
+    {
+        err = pthread_create(&(tid[i]), NULL, &doSomeThing, NULL);
+        if (err != 0)
+            printf("\ncan't create thread :[%s]", strerror(err));
+        else
+            printf("\n Thread created successfully\n");
+
+        i++;
+    }
+
+    sleep(5);
+    return 0;
+}

libB.c

@@ -0,0 +1,12 @@
+#include <wiringPi.h>
+int blink (void)
+{
+  wiringPiSetup () ;
+  pinMode (0, OUTPUT) ;
+  for (;;)
+  {
+    digitalWrite (0, HIGH) ; delay (500) ;
+    digitalWrite (0,  LOW) ; delay (500) ;
+  }
+  return 0 ;
+}