An example config for coloring GDB sessions

Use a config hack to plug colout on GDB output.

colout/example.gdbinit

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+
+# Don't wrap line or the coloring regexp won't work.
+set width 0
+
+# Create a named pipe to get outputs from gdb
+shell test -e /tmp/coloutPipe && rm /tmp/coloutPipe
+shell mkfifo /tmp/coloutPipe
+
+# A yellow prompt
+set prompt \033[0;33mgdb>>>\033[0m 
+
+define logging_on
+  # Instead of printing on stdout only, log everything...
+  set logging redirect on
+  # ... in our named pipe.
+  set logging on /tmp/coloutPipe
+end
+
+define logging_off
+  set logging off
+  set logging redirect off
+  # Because both gdb and our commands are writing on the same pipe at the same
+  # time, it is more than probable that gdb will end before our (higher level)
+  # commands.  The gdb prompt will thus render before the result of the command,
+  # which is highly akward. To prevent this, we need to wait before displaying
+  # the prompt again.  The more your commands are complex, the higher you will
+  # need to set this.
+  shell sleep 0.4s
+end
+
+
+define hook-break
+    # Don't forget to run the command in the background
+    shell cat /tmp/coloutPipe | colout "(Breakpoint) ([0-9]+) at (0x\S+): file (.+/)([^/]+), line ([0-9]+)." blue,red,cyan,none,white,yellow normal,bold,normal,normal,bold,normal &
+  # You should start to consume the pipe before actually redirecting the command output into it.
+    logging_on
+end
+define hookpost-break
+    logging_off
+end
+
+
+define hook-continue
+    shell cat /tmp/coloutPipe | colout "^Program received signal.*$" | colout "^(Breakpoint) ([0-9]+),*\s+(0x\S+ )*(in )*(\S+) (\(.*\)) at (.*/)?(?:$|(.+?)(?:(\.[^.]*)|)):([0-9]+)" red,red,blue,none,green,cpp,none,white,white,yellow normal,bold,normal,normal,bold,normal,normal,bold,bold,bold | colout "^[0-9]+\s+(.*)$" Cpp &
+    logging_on
+end
+define hookpost-continue
+    logging_off
+end
+
+
+# Full syntax highlighting for the `list` command.
+define hook-list
+    shell cat /tmp/coloutPipe | colout --all --source Cpp &
+    logging_on
+end
+# Don't forget the hookpost- or next coloring commands will fail.
+define hookpost-list
+    logging_off
+end
+
+
+define hook-backtrace
+    # match the [path]file[.ext]: (.*/)?(?:$|(.+?)(?:(\.[^.]*)|))
+    shell cat /tmp/coloutPipe | colout "^(#)([0-9]+)\s+(0x\S+ )*(in )*(\S+) (\(.*\)) at (.*/)?(?:$|(.+?)(?:(\.[^.]*)|)):([0-9]+)" red,red,blue,none,green,cpp,none,white,white,yellow normal,bold,normal,normal,bold,normal,normal,bold,bold,bold &
+    logging_on
+end
+define hookpost-backtrace
+    logging_off
+end
+
+
+define info hook-breakpoints
+    shell cat /tmp/coloutPipe | colout "^([0-9]+)" red bold | colout "\sy\s" green | colout "\sn\s" red | colout "breakpoint" green normal | colout "watchpoint" orange normal | colout "\s0x\S+\s" blue normal | colout "(.*/)?(?:$|(.+?)(?:(\.[^.]*)|)):([0-9]+)$" none,white,white,yellow normal,bold &
+    logging_on
+end
+define info hookpost-breakpoints
+    logging_off
+end
+
+
+# Don't forget to clean the adhoc pipe.
+define hook-quit
+    shell rm -f /tmp/coloutPipe
+end
+