GDB Breakpoint Internals


 
Thread Tools Search this Thread
Top Forums UNIX for Advanced & Expert Users GDB Breakpoint Internals
# 1  
Old 07-17-2012
GDB Breakpoint Internals

When we put a breakpoint using gcc then what all things happen internally and how the gdb using break is able to pause the execution of process( instead of killing it ) and later on resume the process execution?
Login or Register to Ask a Question

Previous Thread | Next Thread

10 More Discussions You Might Find Interesting

1. What is on Your Mind?

How to switch from SVR4/BSD internals to Linux internals?

Hello, Long-time Unix hacker here - I've worked on four variants of the kernel prior to the introduction of Linux. In my spare time, I've written Linux (Ubuntu) device drivers, kernel modules, cross-compiled, and built the kernel. I'd like to do Linux internals/device drivers as a day job,... (1 Reply)
Discussion started by: OriginalVersion
1 Replies

2. UNIX for Advanced & Expert Users

BreakPoint Command Not found error

I have Suse linux-2.6.31.5-0.1. When I try to set breakpoint in application or kernel modules it gives me command not found error. For instance when I typed the command b xyz.c:47 it gives me an error: "If 'b' is not a typo you can use command-not-found lookup the package that contains... (4 Replies)
Discussion started by: rupeshkp728
4 Replies

3. Programming

Internals of the printf function?

hey all, im a new programmer. i was wondering how you would go about writing the printf function yourself? it is my understanding that when you call printf you are calling an already written function and just providing an argument? if this is the case, is it possible to write that function... (8 Replies)
Discussion started by: Christian.B
8 Replies

4. Programming

Need more info on internals of c compilers

Hello Gurus, i am ok with the concepts of c language but i would like to know more about the internals of c with respect to the compilers what happens when we say gcc filename.c the a.out will get created(what actaully compiler does to the code inaddition to generating object code) ... (5 Replies)
Discussion started by: MrUser
5 Replies

5. Shell Programming and Scripting

Need to put a breakpoint in gdb using bash shell

I want a way to put a break point in gdb by runing a shell script. Actualy I wanted to do certain automisation of a long manual process, which includes starting of a process in background and then taking the process ID of that process and then attach the gdb to that process ID. Then finaly... (4 Replies)
Discussion started by: kapilkumawat
4 Replies

6. Linux

Kernel internals for ARM

Hi, Does anybody have a good pointer on Linux kernel internals for ARM architecture? I can locate plenty for x86 but since ARM is RISC I think there would be subtle changes. So if somebody has a knowledge of good document on Linux Kernel internals for ARM or even a comparative study of kernel on... (0 Replies)
Discussion started by: Rakesh Ranjan
0 Replies

7. Programming

UNIX Internals, Help required...

I know UNIX user level commands, shell scripts. But i have no idea about kernel level programming and networking. I know the terms semaphore,IPC,socket programming. But i don't know in details what are these. I need to know the following. 1. Unix kernel level programming. 2. Unix Internals. 3.... (4 Replies)
Discussion started by: digdarshan
4 Replies

8. HP-UX

HP-UX Internals Book

. (2 Replies)
Discussion started by: Driver
2 Replies

9. Programming

Putting breakpoint on core

Any one tried puting breakpoint while debugging a core file? I have been using a gdb for running it.. But unsuccessful to put a breakpoint before executing it. Any sugestion or tool for doing it would be welcomed.. Thanks :) (0 Replies)
Discussion started by: jyotipg
0 Replies

10. Filesystems, Disks and Memory

on unix internals

will anybody tell me how can i access all the fields of process table .if there is any structure and a system call please specify . (1 Reply)
Discussion started by: vish_shan
1 Replies
Login or Register to Ask a Question
GDBINIT(5)						       GNU Development Tools							GDBINIT(5)

NAME
gdbinit - GDB initialization scripts SYNOPSIS
/etc/gdbinit ~/.gdbinit ./.gdbinit DESCRIPTION
These files contain GDB commands to automatically execute during GDB startup. The lines of contents are canned sequences of commands, described in the GDB manual in node "Sequences" -- shell command "info -f gdb -n Sequences". Please read more in the GDB manual in node "Startup" -- shell command "info -f gdb -n Startup". /etc/gdbinit System-wide initialization file. It is executed unless user specified GDB option "-nx" or "-n". See more in the GDB manual in node "System-wide configuration" -- shell command "info -f gdb -n 'System-wide configuration'". ~/.gdbinit User initialization file. It is executed unless user specified GDB options "-nx", "-n" or "-nh". ./.gdbinit Initialization file for current directory. It may need to be enabled with GDB security command "set auto-load local-gdbinit". See more in the GDB manual in node "Init File in the Current Directory" -- shell command "info -f gdb -n 'Init File in the Current Directory'". OPTIONS
SEE ALSO
gdb(1), "info -f gdb -n Startup" The full documentation for GDB is maintained as a Texinfo manual. If the "info" and "gdb" programs and GDB's Texinfo documentation are properly installed at your site, the command info gdb should give you access to the complete manual. Using GDB: A Guide to the GNU Source-Level Debugger, Richard M. Stallman and Roland H. Pesch, July 1991. COPYRIGHT
Copyright (c) 1988-2013 Free Software Foundation, Inc. Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or any later version published by the Free Software Foundation; with the Invariant Sections being "Free Software" and "Free Software Needs Free Documentation", with the Front-Cover Texts being "A GNU Manual," and with the Back-Cover Texts as in (a) below. (a) The FSF's Back-Cover Text is: "You are free to copy and modify this GNU Manual. Buying copies from GNU Press supports the FSF in developing GNU and promoting software freedom." gdb-Red Hat Enterprise Linux 7.6.1-51.el7 2014-06-10 GDBINIT(5)