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:
The debugger
Programming tools
/
The debugger
Debugger commands
backtrace / where
The
backtrace
commands prints a summary of how your program reached the current state.
break
The
break
command defines a break point to stop the program execution at a given line or function.
call
The
call
command calls a function in the program.
clear
The
clear
command clears the breakpoint at a specified line or function.
continue
The
continue
command continues the execution of the program after a breakpoint.
define
The
define
command allows you to specify a user-defined sequence of commands.
delete
The
delete
command allows you to remove breakpoints that you have specified in your debugger session.
disable
The
disable
command disables the specified breakpoint.
display
The
display
command displays the specified expression's value each time your program stops.
down
The
down
command prints the function called by the current function.
echo
The
echo
command prints the specified text as prompt.
enable
The
enable
command enables breakpoints that have previously been disabled.
finish
The
finish
command continues the execution of a program until the current function returns normally.
frame
The
frame
command selects and prints a stack frame.
help
The
help
command provides information about debugger commands.
ignore
The
ignore
command defines the number of times a breakpoint must be ignored.
info
The
info
command describes the current state of your program.
list
The
list
command prints source code lines of the program being executed.
next
The
next
command continues running the program by executing the next source line in the current stack frame, and then stops.
output
The
output
command prints only the value of the specified expression, suppressing any other output.
print
The
print
command displays the current value of the specified expression.
ptype
The
ptype
command prints the data type or structure of a variable.
quit
The
quit
command terminates the debugger session.
run
The
run
command starts the program.
set
The
set
command allows you to configure your debugger session and change program variable values.
source
The
source
command executes a file of debugger commands.
signal
The
signal
command sends an interruption signal to the program.
step
The
step
command continues running the program by executing the next line of source code, and then stops.
tbreak
The
tbreak
command sets a temporary breakpoint.
tty
The
tty
command resets the default program input and output for future run commands.
undisplay
The
undisplay
command cancels expressions to be displayed when the program stops.
until
The
until
command continues running the program until the specified location is reached.
up
The
up
command selects and prints the function that called this one, or the function specified by the frame number in the call stack.
watch
The
watch
command sets a watchpoint for an expression.
whatis
The
whatis
command prints the data type of a variable.