Useful commands for GDB

gistfile1.txt

### going back the backtrace
backtrace
select-frame [frameno]
up
down

### reversing stepping in the code
target record-full
reverse-{next, continue, step}

note: target record-full must be set after run
?- ---------------------------------------------
?- run program
?- target record-full
?- ---------------------------------------------

### displaying variable in the scope
display [variable]

### setting breakpoints
break [filename:lineno]
break [...] if [condition]
	
### setting the commands to run after a breakpoint is hit
info break
commands [breakno]

### setting condition on breakpoint
condition [breakno] [condition]

### condition on string evaluate
condition [breakno] strcmp(variable, comparitive_word) == 0

### set the directory to search for source files
directory [path]

### setting hardware breakpoints
watch [variable]

### viewing local, global, and arguments
info locals
info all
info args

### the x command
x/[format] [optional address]
x/x is elements in hex
x/d is signed decimals
x/c is to display characters
x/i is to dissamble memory as instructions
x/s is to interpret memory to C strings

### get debugger settings
show

### setting alias
alias

### executing python commands
python

### common commands usually
next
continue
step
list
enable
disable
print
shell
make
restart
run

### automatic enable target recording
?- ---------------------------------------------
?- break
?- condition [breakno] [condition]
?- commands [breakno]
?- > target record-full
?- > end
?- ---------------------------------------------