A For Loop Without a For Loop

Let's build on the infinite loop we created in the post A Simple Infinite Loop, and turn it into a for loop. We will use it to loop over the digits 0 through 9. The program looks like this: #include <stdlib.h> #include <stdio.h> void for_loop(); int main () { int min = 0; int max … Continue reading A For Loop Without a For Loop →

A Simple Infinite Loop

Usually, you don't want to have something looping forever and ever. It serves no purpose. There has to be a condition when whatever needs to be done is finished and the loops stops. Unless we want to write a program to specifically do something it's not supposed to. Which is precisely what we will do … Continue reading A Simple Infinite Loop →

Walk the Call Stack

Recently, I was working on a VMKernel core dump in which GDB's backtrace information for some threads was not reliable. This was due to a data structure holding the register values not having been updated before the kernel crashed. However, since whatever was running in the affected threads was probably still writing to the call … Continue reading Walk the Call Stack →