gdb debugging setup

gdb_tricks.md

redirect output to another terminal

• In target terminal type tty
• copy the result (should be something like /dev/pts/0
• in gdb window type tty <pasted-result>

tui mode

• enable
  tui enable

• show command and source window
  layout src

• show command, src, and asm window
  layout split

• switch active scroll window
  focus cmd
focus src
C-x o

threading

• Prevent other threads from running when single-stepping
  set scheduler-locking step

forking

• Folow into children set follow-fork-mode child

• Follow parent set follow-fork-mode parent

• Don't detach from unfollowed (suspend it) set detach-on-fork off

  • see other forks info inferiors
  • release other forks to run detactch inferiors