GDB - Application

GDB is an open source application created in 1986.

#385on PLDB

38Years Old

Try now: Riju

The GNU Debugger (GDB) is a portable debugger that runs on many Unix-like systems and works for many programming languages, including Ada, C, C++, Objective-C, Free Pascal, Fortran, Java and partially others.. Read more on Wikipedia...

GDB website
GDB Wikipedia page
GDB first developed in GNU Project
file extensions for GDB include gdb and gdbinit
The Google BigQuery Public Dataset GitHub snapshot shows 2k users using GDB in 3k repos on GitHub
GDB Ubuntu package
GitHub supports syntax highlighting for GDB
GDB appears in the Quine Relay project
See also: (18 related languages)C, Ada, Objective-C, Free Pascal, Fortran, Java, ARM, Atmel AVR, X86, MIPS architecture, PowerPC, SPARC, ARC processor, Python, Guile, FreeBSD, Vim, Linux

Example from Riju:

p "Hello, world!"

Example from Linguist:

#
# MicropendousX LPC17xx Development Board
#
# http://www.MicropendousX.org
#
# Connect to a debugger controlling a LPC17xx
# and download firmware.
#
# Start your OpenOCD gdb server before running
# this script with:  arm-none-eabi-gdb -x gdb_lpc17xx_program.gdb
#
# Note the 'monitor' command just passes its
# arguments to OpenOCD
#
# This file is released under the MIT License
#

# Connect to OpenOCD gdb server
target remote localhost:3333

# reset the LPC17xx IC with the OpenOCD reset command
monitor reset

# the following are OpenOCD commands as in OpenOCD_program.script
# which will download a hex file into your LPC17xx
monitor halt
monitor sleep 200
monitor wait_halt
monitor flash probe 0
monitor flash info 0
monitor flash write_image erase unlock USBtoSerial.hex
monitor sleep 200
monitor reset run
monitor exit

quit

Example from Wikipedia:

GNU gdb (GDB) Fedora (7.3.50.20110722-13.fc16)
Copyright (C) 2011 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <https://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-redhat-linux-gnu".
For bug reporting instructions, please see:
<https://www.gnu.org/software/gdb/bugs/>...
Reading symbols from /path/example...done.
(gdb) run
Starting program: /path/example
size of a = 21
[Inferior 1 (process 14290) exited normally]