odd_func.c

/****************************************************************************
* odd_func.c
*
* Strange function definition test
*
* Can you define one function inside another and have it compile ?
* Apparently you can.
* We can have local functions.......
* Neither of these local function can be called from outside their scope.
*
* compile with 'cc odd_func.c -o odd_func'
***************************************************************************/
#include <stdio.h>
 
// A normal function predefined
void a_func(void);
 
// Main as usual
int main(int argc, char* argv[])
{
	// Standard etc
	printf("Hello world\n");
 
	// Define a new "local" function
	void test1(void)
	{
		printf("Tester function\n");
	}
	// Call that function defined above
	test1();
	// Call the normal function
	a_func();
 
	// return with no error
	return 0;
}
 
void a_func(void)
{
	// Just something to do
	printf("a Function\n");
	//define another local function
	void test1(void)
	{
		printf("Another Tester function\n");
	}
	// Call this new local function
	test1();
}