Initial revision
This commit is contained in:
Guido van Rossum
parent
68c172e3f2
commit
babe2bf8f4
|
|
@ -0,0 +1,275 @@
|
|||
# A generic Python debugger base class.
|
||||
# This class takes care of details of the trace facility;
|
||||
# a derived class should implement user interaction.
|
||||
# There are two debuggers based upon this:
|
||||
# 'pdb', a text-oriented debugger not unlike dbx or gdb;
|
||||
# and 'wdb', a window-oriented debugger.
|
||||
# And of course... you can roll your own!
|
||||
|
||||
import sys
|
||||
|
||||
BdbQuit = 'bdb.BdbQuit' # Exception to give up completely
|
||||
|
||||
|
||||
class Bdb: # Basic Debugger
|
||||
|
||||
def init(self):
|
||||
self.breaks = {}
|
||||
return self
|
||||
|
||||
def reset(self):
|
||||
self.botframe = None
|
||||
self.stopframe = None
|
||||
self.returnframe = None
|
||||
self.quitting = 0
|
||||
|
||||
def trace_dispatch(self, frame, event, arg):
|
||||
if self.quitting:
|
||||
return # None
|
||||
if event == 'line':
|
||||
return self.dispatch_line(frame)
|
||||
if event == 'call':
|
||||
return self.dispatch_call(frame, arg)
|
||||
if event == 'return':
|
||||
return self.dispatch_return(frame, arg)
|
||||
if event == 'exception':
|
||||
return self.dispatch_exception(frame, arg)
|
||||
print 'bdb.Bdb.dispatch: unknown debugging event:', `event`
|
||||
return self.trace_dispatch
|
||||
|
||||
def dispatch_line(self, frame):
|
||||
if self.stop_here(frame) or self.break_here(frame):
|
||||
self.user_line(frame)
|
||||
if self.quitting: raise BdbQuit
|
||||
return self.trace_dispatch
|
||||
|
||||
def dispatch_call(self, frame, arg):
|
||||
frame.f_locals['__args__'] = arg
|
||||
if self.botframe is None:
|
||||
# First call of dispatch since reset()
|
||||
self.botframe = frame
|
||||
return self.trace_dispatch
|
||||
if not (self.stop_here(frame) or self.break_anywhere(frame)):
|
||||
# No need to trace this function
|
||||
return # None
|
||||
self.user_call(frame, arg)
|
||||
if self.quitting: raise BdbQuit
|
||||
return self.trace_dispatch
|
||||
|
||||
def dispatch_return(self, frame, arg):
|
||||
if self.stop_here(frame) or frame == self.returnframe:
|
||||
self.user_return(frame, arg)
|
||||
if self.quitting: raise BdbQuit
|
||||
|
||||
def dispatch_exception(self, frame, arg):
|
||||
if self.stop_here(frame):
|
||||
self.user_exception(frame, arg)
|
||||
if self.quitting: raise BdbQuit
|
||||
return self.trace_dispatch
|
||||
|
||||
# Normally derived classes don't override the following
|
||||
# functions, but they may if they want to redefine the
|
||||
# definition of stopping and breakpoints.
|
||||
|
||||
def stop_here(self, frame):
|
||||
if self.stopframe is None:
|
||||
return 1
|
||||
if frame is self.stopframe:
|
||||
return 1
|
||||
while frame is not None and frame is not self.stopframe:
|
||||
if frame is self.botframe:
|
||||
return 1
|
||||
frame = frame.f_back
|
||||
return 0
|
||||
|
||||
def break_here(self, frame):
|
||||
if not self.breaks.has_key(frame.f_code.co_filename):
|
||||
return 0
|
||||
if not frame.f_lineno in \
|
||||
self.breaks[frame.f_code.co_filename]:
|
||||
return 0
|
||||
return 1
|
||||
|
||||
def break_anywhere(self, frame):
|
||||
return self.breaks.has_key(frame.f_code.co_filename)
|
||||
|
||||
# Derived classes should override the user_* functions
|
||||
# to gain control.
|
||||
|
||||
def user_call(self, frame, argument_list):
|
||||
# This function is called when there is the remote possibility
|
||||
# that we ever need to stop in this function
|
||||
pass
|
||||
|
||||
def user_line(self, frame):
|
||||
# This function is called when we stop or break at this line
|
||||
pass
|
||||
|
||||
def user_return(self, frame, return_value):
|
||||
# This function is called when a return trap is set here
|
||||
pass
|
||||
|
||||
def user_exception(self, frame, (exc_type, exc_value, exc_traceback)):
|
||||
# This function is called if an exception occurs,
|
||||
# but only if we are to stop at or just below this level
|
||||
pass
|
||||
|
||||
# Derived classes and clients can call the following functions
|
||||
# to affect the stepping state.
|
||||
|
||||
def set_step(self):
|
||||
# Stop after one line of code
|
||||
self.stopframe = None
|
||||
self.returnframe = None
|
||||
self.quitting = 0
|
||||
|
||||
def set_next(self, frame):
|
||||
# Stop on the next line in or below the given frame
|
||||
self.stopframe = frame
|
||||
self.returnframe = None
|
||||
self.quitting = 0
|
||||
|
||||
def set_return(self, frame):
|
||||
# Stop when returning from the given frame
|
||||
self.stopframe = frame.f_back
|
||||
self.returnframe = frame
|
||||
self.quitting = 0
|
||||
|
||||
def set_continue(self):
|
||||
# Don't stop except at breakpoints or when finished
|
||||
self.stopframe = self.botframe
|
||||
self.returnframe = None
|
||||
self.quitting = 0
|
||||
|
||||
def set_quit(self):
|
||||
self.stopframe = self.botframe
|
||||
self.returnframe = None
|
||||
self.quitting = 1
|
||||
sys.trace = None
|
||||
del sys.trace
|
||||
|
||||
# Derived classes and clients can call the following functions
|
||||
# to manipulate breakpoints. These functions return an
|
||||
# error message is something went wrong, None if all is well.
|
||||
# Call self.get_*break*() to see the breakpoints.
|
||||
|
||||
def set_break(self, filename, lineno):
|
||||
import linecache # Import as late as possible
|
||||
line = linecache.getline(filename, lineno)
|
||||
if not line:
|
||||
return 'That line does not exist!'
|
||||
if not self.breaks.has_key(filename):
|
||||
self.breaks[filename] = []
|
||||
list = self.breaks[filename]
|
||||
if lineno in list:
|
||||
return 'There is already a breakpoint there!'
|
||||
list.append(lineno)
|
||||
|
||||
def clear_break(self, filename, lineno):
|
||||
if not self.breaks.has_key(filename):
|
||||
return 'There are no breakpoints in that file!'
|
||||
if lineno not in self.breaks[filename]:
|
||||
return 'There is no breakpoint there!'
|
||||
self.breaks[filename].remove(lineno)
|
||||
if not self.breaks[filename]:
|
||||
del self.breaks[filename]
|
||||
|
||||
def clear_all_file_breaks(self, filename):
|
||||
if not self.breaks.has_key(filename):
|
||||
return 'There are no breakpoints in that file!'
|
||||
del self.breaks[filename]
|
||||
|
||||
def clear_all_breaks(self, filename, lineno):
|
||||
if not self.breaks:
|
||||
return 'There are no breakpoints!'
|
||||
self.breaks = {}
|
||||
|
||||
def get_break(self, filename, lineno):
|
||||
return self.breaks.has_key(filename) and \
|
||||
lineno in self.breaks[filename]
|
||||
|
||||
def get_file_breaks(self, filename):
|
||||
if self.breaks.has_key(filename):
|
||||
return self.breaks[filename]
|
||||
else:
|
||||
return []
|
||||
|
||||
def get_all_breaks(self):
|
||||
return self.breaks
|
||||
|
||||
# Derived classes and clients can call the following function
|
||||
# to get a data structure representing a stack trace.
|
||||
|
||||
def get_stack(self, f, t):
|
||||
stack = []
|
||||
if t and t.tb_frame is f:
|
||||
t = t.tb_next
|
||||
while f is not None:
|
||||
stack.append((f, f.f_lineno))
|
||||
if f is self.botframe:
|
||||
break
|
||||
f = f.f_back
|
||||
stack.reverse()
|
||||
i = max(0, len(stack) - 1)
|
||||
while t is not None:
|
||||
stack.append((t.tb_frame, t.tb_lineno))
|
||||
t = t.tb_next
|
||||
return stack, i
|
||||
|
||||
# The following two functions can be called by clients to use
|
||||
# a debugger to debug a statement, given as a string.
|
||||
|
||||
def run(self, cmd):
|
||||
import __main__
|
||||
dict = __main__.__dict__
|
||||
self.runctx(cmd, dict, dict)
|
||||
|
||||
def runctx(self, cmd, globals, locals):
|
||||
self.reset()
|
||||
sys.trace = self.trace_dispatch
|
||||
try:
|
||||
exec(cmd + '\n', globals, locals)
|
||||
except BdbQuit:
|
||||
pass
|
||||
finally:
|
||||
self.quitting = 1
|
||||
sys.trace = None
|
||||
del sys.trace
|
||||
# XXX What to do if the command finishes normally?
|
||||
|
||||
|
||||
# -------------------- testing --------------------
|
||||
|
||||
class Tdb(Bdb):
|
||||
def user_call(self, frame, args):
|
||||
import codehack
|
||||
name = codehack.getcodename(frame.f_code)
|
||||
if not name: name = '???'
|
||||
print '+++ call', name, args
|
||||
def user_line(self, frame):
|
||||
import linecache, string, codehack
|
||||
name = codehack.getcodename(frame.f_code)
|
||||
if not name: name = '???'
|
||||
fn = frame.f_code.co_filename
|
||||
line = linecache.getline(fn, frame.f_lineno)
|
||||
print '+++', fn, frame.f_lineno, name, ':', string.strip(line)
|
||||
def user_return(self, frame, retval):
|
||||
print '+++ return', retval
|
||||
def user_exception(self, frame, exc_stuff):
|
||||
print '+++ exception', exc_stuff
|
||||
self.set_continue()
|
||||
|
||||
def foo(n):
|
||||
print 'foo(', n, ')'
|
||||
x = bar(n*10)
|
||||
print 'bar returned', x
|
||||
|
||||
def bar(a):
|
||||
print 'bar(', a, ')'
|
||||
return a/2
|
||||
|
||||
def test():
|
||||
import linecache
|
||||
linecache.checkcache()
|
||||
t = Tdb().init()
|
||||
t.run('import bdb; bdb.foo(10)')
|
||||
|
|
@ -0,0 +1,54 @@
|
|||
# A subroutine for extracting a function name from a code object
|
||||
# (with cache)
|
||||
|
||||
import sys
|
||||
from stat import *
|
||||
import string
|
||||
import os
|
||||
import linecache
|
||||
|
||||
# Extract the function or class name from a code object.
|
||||
# This is a bit of a hack, since a code object doesn't contain
|
||||
# the name directly. So what do we do:
|
||||
# - get the filename (which *is* in the code object)
|
||||
# - look in the code string to find the first SET_LINENO instruction
|
||||
# (this must be the first instruction)
|
||||
# - get the line from the file
|
||||
# - if the line starts with 'class' or 'def' (after possible whitespace),
|
||||
# extract the following identifier
|
||||
#
|
||||
# This breaks apart when the function was read from <stdin>
|
||||
# or constructed by exec(), when the file is not accessible,
|
||||
# and also when the file has been modified or when a line is
|
||||
# continued with a backslash before the function or class name.
|
||||
#
|
||||
# Because this is a pretty expensive hack, a cache is kept.
|
||||
|
||||
SET_LINENO = 127 # The opcode (see "opcode.h" in the Python source)
|
||||
identchars = string.letters + string.digits + '_' # Identifier characters
|
||||
|
||||
_namecache = {} # The cache
|
||||
|
||||
def getcodename(co):
|
||||
key = `co` # arbitrary but uniquely identifying string
|
||||
if _namecache.has_key(key): return _namecache[key]
|
||||
filename = co.co_filename
|
||||
code = co.co_code
|
||||
name = ''
|
||||
if ord(code[0]) == SET_LINENO:
|
||||
lineno = ord(code[1]) | ord(code[2]) << 8
|
||||
line = linecache.getline(filename, lineno)
|
||||
words = string.split(line)
|
||||
if len(words) >= 2 and words[0] in ('def', 'class'):
|
||||
name = words[1]
|
||||
for i in range(len(name)):
|
||||
if name[i] not in identchars:
|
||||
name = name[:i]
|
||||
break
|
||||
_namecache[key] = name
|
||||
return name
|
||||
|
||||
# Use the above routine to find a function's name.
|
||||
|
||||
def getfuncname(func):
|
||||
return getcodename(func.func_code)
|
||||
|
|
@ -0,0 +1,54 @@
|
|||
# A subroutine for extracting a function name from a code object
|
||||
# (with cache)
|
||||
|
||||
import sys
|
||||
from stat import *
|
||||
import string
|
||||
import os
|
||||
import linecache
|
||||
|
||||
# Extract the function or class name from a code object.
|
||||
# This is a bit of a hack, since a code object doesn't contain
|
||||
# the name directly. So what do we do:
|
||||
# - get the filename (which *is* in the code object)
|
||||
# - look in the code string to find the first SET_LINENO instruction
|
||||
# (this must be the first instruction)
|
||||
# - get the line from the file
|
||||
# - if the line starts with 'class' or 'def' (after possible whitespace),
|
||||
# extract the following identifier
|
||||
#
|
||||
# This breaks apart when the function was read from <stdin>
|
||||
# or constructed by exec(), when the file is not accessible,
|
||||
# and also when the file has been modified or when a line is
|
||||
# continued with a backslash before the function or class name.
|
||||
#
|
||||
# Because this is a pretty expensive hack, a cache is kept.
|
||||
|
||||
SET_LINENO = 127 # The opcode (see "opcode.h" in the Python source)
|
||||
identchars = string.letters + string.digits + '_' # Identifier characters
|
||||
|
||||
_namecache = {} # The cache
|
||||
|
||||
def getcodename(co):
|
||||
key = `co` # arbitrary but uniquely identifying string
|
||||
if _namecache.has_key(key): return _namecache[key]
|
||||
filename = co.co_filename
|
||||
code = co.co_code
|
||||
name = ''
|
||||
if ord(code[0]) == SET_LINENO:
|
||||
lineno = ord(code[1]) | ord(code[2]) << 8
|
||||
line = linecache.getline(filename, lineno)
|
||||
words = string.split(line)
|
||||
if len(words) >= 2 and words[0] in ('def', 'class'):
|
||||
name = words[1]
|
||||
for i in range(len(name)):
|
||||
if name[i] not in identchars:
|
||||
name = name[:i]
|
||||
break
|
||||
_namecache[key] = name
|
||||
return name
|
||||
|
||||
# Use the above routine to find a function's name.
|
||||
|
||||
def getfuncname(func):
|
||||
return getcodename(func.func_code)
|
||||
|
|
@ -0,0 +1,65 @@
|
|||
# basewin.py
|
||||
|
||||
import stdwin
|
||||
import mainloop
|
||||
from stdwinevents import *
|
||||
|
||||
class BaseWindow:
|
||||
|
||||
def init(self, title):
|
||||
self.win = stdwin.open(title)
|
||||
self.win.dispatch = self.dispatch
|
||||
mainloop.register(self.win)
|
||||
return self
|
||||
|
||||
# def reopen(self):
|
||||
# title = self.win.gettitle()
|
||||
# winpos = self.win.getwinpos()
|
||||
# winsize = self.win.getwinsize()
|
||||
# origin = self.win.getorigin()
|
||||
# docsize = self.win.getdocsize()
|
||||
# mainloop.unregister(self.win)
|
||||
# del self.win.dispatch
|
||||
# self.win.close()
|
||||
# stdwin.setdefwinpos(winpos)
|
||||
# stdwin.setdefwinsize(winsize)
|
||||
# self.win = stdwin.open(title)
|
||||
# stdwin.setdefwinpos(0, 0)
|
||||
# stdwin.setdefwinsize(0, 0)
|
||||
# self.win.setdocsize(docsize)
|
||||
# self.win.setorigin(origin)
|
||||
# self.win.dispatch = self.dispatch
|
||||
# mainloop.register(self.win)
|
||||
|
||||
def popup(self):
|
||||
if self.win is not stdwin.getactive():
|
||||
self.win.setactive()
|
||||
|
||||
def close(self):
|
||||
mainloop.unregister(self.win)
|
||||
del self.win.dispatch
|
||||
self.win.close()
|
||||
|
||||
def dispatch(self, event):
|
||||
type, win, detail = event
|
||||
if type == WE_CHAR:
|
||||
self.char(detail)
|
||||
elif type == WE_COMMAND:
|
||||
self.command(detail)
|
||||
elif type == WE_MOUSE_DOWN:
|
||||
self.mouse_down(detail)
|
||||
elif type == WE_MOUSE_MOVE:
|
||||
self.mouse_move(detail)
|
||||
elif type == WE_MOUSE_UP:
|
||||
self.mouse_up(detail)
|
||||
elif type == WE_DRAW:
|
||||
self.draw(detail)
|
||||
elif type == WE_CLOSE:
|
||||
self.close()
|
||||
|
||||
def no_op(self, detail):
|
||||
pass
|
||||
char = command = mouse_down = mouse_move = mouse_up = draw = no_op
|
||||
|
||||
def refreshall(self):
|
||||
self.win.change((-10, 0), (10000, 30000))
|
||||
|
|
@ -0,0 +1,103 @@
|
|||
# srcwin.py -- a source listing window
|
||||
|
||||
import stdwin
|
||||
from stdwinevents import *
|
||||
import basewin
|
||||
|
||||
WIDTH = 40
|
||||
MAXHEIGHT = 24
|
||||
|
||||
class SourceWindow(basewin.BaseWindow):
|
||||
|
||||
def init(self, filename):
|
||||
self.filename = filename
|
||||
#
|
||||
f = open(self.filename, 'r') # raise exception if not found
|
||||
self.contents = f.read()
|
||||
f.seek(0)
|
||||
self.linecount = len(f.readlines())
|
||||
f.close()
|
||||
#
|
||||
self.lineheight = lh = stdwin.lineheight()
|
||||
self.leftmargin = stdwin.textwidth('00000000')
|
||||
self.rightmargin = 30000 # Infinity
|
||||
self.bottom = lh * self.linecount
|
||||
#
|
||||
stdwin.setdefwinpos(0, 0)
|
||||
width = WIDTH*stdwin.textwidth('0')
|
||||
height = lh*min(MAXHEIGHT, self.linecount)
|
||||
stdwin.setdefwinsize(width, height)
|
||||
self = basewin.BaseWindow.init(self, filename)
|
||||
#
|
||||
self.win.setdocsize(0, self.bottom + lh)
|
||||
self.initeditor()
|
||||
return self
|
||||
|
||||
def initeditor(self):
|
||||
r = (self.leftmargin, 0), (self.rightmargin, self.bottom)
|
||||
self.editor = self.win.textcreate(r)
|
||||
self.editor.settext(self.contents)
|
||||
|
||||
def closeeditor(self):
|
||||
self.editor.close()
|
||||
|
||||
def reopen(self):
|
||||
self.closeeditor()
|
||||
basewin.BaseWindow.reopen(self)
|
||||
self.initeditor()
|
||||
|
||||
def close(self):
|
||||
self.closeeditor()
|
||||
basewin.BaseWindow.close(self)
|
||||
|
||||
# Override this method to format line numbers differently
|
||||
def getmark(self, lineno):
|
||||
return `lineno`
|
||||
|
||||
def dispatch(self, event):
|
||||
if event[0] == WE_NULL: return # Dummy tested by mainloop
|
||||
if event[0] == WE_DRAW or not self.editor.event(event):
|
||||
basewin.BaseWindow.dispatch(self, event)
|
||||
|
||||
def draw(self, detail):
|
||||
dummy = self.editor.draw(detail)
|
||||
# Draw line numbers
|
||||
(left, top), (right, bottom) = detail
|
||||
topline = top/self.lineheight
|
||||
botline = bottom/self.lineheight + 1
|
||||
botline = min(self.linecount, botline)
|
||||
d = self.win.begindrawing()
|
||||
try:
|
||||
h, v = 0, self.lineheight * topline
|
||||
for lineno in range(topline+1, botline+1):
|
||||
d.text((h, v), self.getmark(lineno))
|
||||
v = v + self.lineheight
|
||||
finally:
|
||||
d.close()
|
||||
|
||||
def changemark(self, lineno):
|
||||
left = 0
|
||||
top = (lineno-1) * self.lineheight
|
||||
right = self.leftmargin
|
||||
bottom = lineno * self.lineheight
|
||||
d = self.win.begindrawing()
|
||||
try:
|
||||
d.erase((left, top), (right, bottom))
|
||||
d.text((left, top), self.getmark(lineno))
|
||||
finally:
|
||||
d.close()
|
||||
|
||||
def showline(self, lineno):
|
||||
left = 0
|
||||
top = (lineno-1) * self.lineheight
|
||||
right = self.leftmargin
|
||||
bottom = lineno * self.lineheight
|
||||
self.win.show((left, top), (right, bottom))
|
||||
|
||||
|
||||
TESTFILE = 'srcwin.py'
|
||||
|
||||
def test():
|
||||
import mainloop
|
||||
sw = SourceWindow().init(TESTFILE)
|
||||
mainloop.mainloop()
|
||||
|
|
@ -0,0 +1,282 @@
|
|||
# wdb.py -- a window-based Python debugger
|
||||
|
||||
import stdwin
|
||||
from stdwinevents import *
|
||||
import sys
|
||||
import basewin
|
||||
import bdb
|
||||
import repr
|
||||
|
||||
WIDTH = 40
|
||||
HEIGHT = 8
|
||||
|
||||
WdbDone = 'wdb.WdbDone' # Exception to continue execution
|
||||
|
||||
|
||||
class Wdb(bdb.Bdb, basewin.BaseWindow): # Window debugger
|
||||
|
||||
def init(self):
|
||||
self.sourcewindows = {}
|
||||
self.framewindows = {}
|
||||
self = bdb.Bdb.init(self)
|
||||
width = WIDTH*stdwin.textwidth('0')
|
||||
height = HEIGHT*stdwin.lineheight()
|
||||
stdwin.setdefwinsize(width, height)
|
||||
self = basewin.BaseWindow.init(self, '--Stack--')
|
||||
self.closed = 0
|
||||
return self
|
||||
|
||||
def reset(self):
|
||||
if self.closed: raise RuntimeError, 'already closed'
|
||||
bdb.Bdb.reset(self)
|
||||
self.forget()
|
||||
|
||||
def forget(self):
|
||||
self.lineno = None
|
||||
self.stack = []
|
||||
self.curindex = 0
|
||||
self.curframe = None
|
||||
for fn in self.sourcewindows.keys():
|
||||
self.sourcewindows[fn].resetlineno()
|
||||
|
||||
def setup(self, f, t):
|
||||
self.forget()
|
||||
self.stack, self.curindex = self.get_stack(f, t)
|
||||
self.curframe = self.stack[self.curindex][0]
|
||||
# Build a list of current frames
|
||||
cfl = []
|
||||
for f, i in self.stack: cfl.append(f)
|
||||
# Remove deactivated frame windows
|
||||
for name in self.framewindows.keys():
|
||||
fw = self.framewindows[name]
|
||||
if fw.frame not in cfl: fw.close()
|
||||
else: fw.refreshframe()
|
||||
# Refresh the stack window
|
||||
self.refreshstack()
|
||||
|
||||
# Override Bdb methods (except user_call, for now)
|
||||
|
||||
def user_line(self, frame):
|
||||
# This function is called when we stop or break at this line
|
||||
self.interaction(frame, None)
|
||||
|
||||
def user_return(self, frame, return_value):
|
||||
# This function is called when a return trap is set here
|
||||
frame.f_locals['__return__'] = return_value
|
||||
self.settitle('--Return--')
|
||||
self.interaction(frame, None)
|
||||
self.settitle('--Stack--')
|
||||
|
||||
def user_exception(self, frame, (exc_type, exc_value, exc_traceback)):
|
||||
# This function is called if an exception occurs,
|
||||
# but only if we are to stop at or just below this level
|
||||
frame.f_locals['__exception__'] = exc_type, exc_value
|
||||
self.settitle(exc_type + ': ' + repr.repr(exc_value))
|
||||
self.interaction(frame, exc_traceback)
|
||||
self.settitle('--Stack--')
|
||||
|
||||
# Change the title
|
||||
|
||||
def settitle(self, title):
|
||||
self.savetitle = self.win.gettitle()
|
||||
self.win.settitle(title)
|
||||
|
||||
# General interaction function
|
||||
|
||||
def interaction(self, frame, traceback):
|
||||
import mainloop
|
||||
self.popup()
|
||||
self.setup(frame, traceback)
|
||||
try:
|
||||
mainloop.mainloop()
|
||||
except WdbDone:
|
||||
pass
|
||||
self.forget()
|
||||
|
||||
# Functions whose name is do_X for some character X
|
||||
# are callable directly from the keyboard.
|
||||
|
||||
def do_up(self):
|
||||
if self.curindex == 0:
|
||||
stdwin.fleep()
|
||||
else:
|
||||
self.curindex = self.curindex - 1
|
||||
self.curframe = self.stack[self.curindex][0]
|
||||
self.refreshstack()
|
||||
do_u = do_up
|
||||
|
||||
def do_down(self):
|
||||
if self.curindex + 1 == len(self.stack):
|
||||
stdwin.fleep()
|
||||
else:
|
||||
self.curindex = self.curindex + 1
|
||||
self.curframe = self.stack[self.curindex][0]
|
||||
self.refreshstack()
|
||||
do_d = do_down
|
||||
|
||||
def do_step(self):
|
||||
self.set_step()
|
||||
raise WdbDone
|
||||
do_s = do_step
|
||||
|
||||
def do_next(self):
|
||||
self.set_next(self.curframe)
|
||||
raise WdbDone
|
||||
do_n = do_next
|
||||
|
||||
def do_return(self):
|
||||
self.set_return(self.curframe)
|
||||
raise WdbDone
|
||||
do_r = do_return
|
||||
|
||||
def do_continue(self):
|
||||
self.set_continue()
|
||||
raise WdbDone
|
||||
do_c = do_cont = do_continue
|
||||
|
||||
def do_quit(self):
|
||||
self.close()
|
||||
raise WdbDone
|
||||
do_q = do_quit
|
||||
|
||||
def do_list(self):
|
||||
fn = self.curframe.f_code.co_filename
|
||||
if not self.sourcewindows.has_key(fn):
|
||||
import wdbsrcwin
|
||||
try:
|
||||
self.sourcewindows[fn] = \
|
||||
wdbsrcwin.DebuggerSourceWindow(). \
|
||||
init(self, fn)
|
||||
except IOError:
|
||||
stdwin.fleep()
|
||||
return
|
||||
w = self.sourcewindows[fn]
|
||||
lineno = self.stack[self.curindex][1]
|
||||
w.setlineno(lineno)
|
||||
w.popup()
|
||||
do_l = do_list
|
||||
|
||||
def do_frame(self):
|
||||
name = 'locals' + `self.curframe`[16:-1]
|
||||
if self.framewindows.has_key(name):
|
||||
self.framewindows[name].popup()
|
||||
else:
|
||||
import wdbframewin
|
||||
self.framewindows[name] = \
|
||||
wdbframewin.FrameWindow().init(self, \
|
||||
self.curframe, \
|
||||
self.curframe.f_locals, name)
|
||||
do_f = do_frame
|
||||
|
||||
def do_globalframe(self):
|
||||
name = 'globals' + `self.curframe`[16:-1]
|
||||
if self.framewindows.has_key(name):
|
||||
self.framewindows[name].popup()
|
||||
else:
|
||||
import wdbframewin
|
||||
self.framewindows[name] = \
|
||||
wdbframewin.FrameWindow().init(self, \
|
||||
self.curframe, \
|
||||
self.curframe.f_globals, name)
|
||||
do_g = do_globalframe
|
||||
|
||||
# Link between the debugger and the window
|
||||
|
||||
def refreshstack(self):
|
||||
height = stdwin.lineheight() * (1 + len(self.stack))
|
||||
self.win.setdocsize((0, height))
|
||||
self.refreshall() # XXX be more subtle later
|
||||
# Also pass the information on to the source windows
|
||||
filename = self.curframe.f_code.co_filename
|
||||
lineno = self.curframe.f_lineno
|
||||
for fn in self.sourcewindows.keys():
|
||||
w = self.sourcewindows[fn]
|
||||
if fn == filename:
|
||||
w.setlineno(lineno)
|
||||
else:
|
||||
w.resetlineno()
|
||||
|
||||
# The remaining methods override BaseWindow methods
|
||||
|
||||
def close(self):
|
||||
if not self.closed:
|
||||
basewin.BaseWindow.close(self)
|
||||
self.closed = 1
|
||||
for key in self.sourcewindows.keys():
|
||||
self.sourcewindows[key].close()
|
||||
for key in self.framewindows.keys():
|
||||
self.framewindows[key].close()
|
||||
self.set_quit()
|
||||
|
||||
def char(self, detail):
|
||||
try:
|
||||
func = eval('self.do_' + detail)
|
||||
except (AttributeError, SyntaxError):
|
||||
stdwin.fleep()
|
||||
return
|
||||
func()
|
||||
|
||||
def command(self, detail):
|
||||
if detail == WC_UP:
|
||||
self.do_up()
|
||||
elif detail == WC_DOWN:
|
||||
self.do_down()
|
||||
|
||||
def mouse_down(self, detail):
|
||||
(h, v), clicks, button, mask = detail
|
||||
i = v / stdwin.lineheight()
|
||||
if 0 <= i < len(self.stack):
|
||||
if i != self.curindex:
|
||||
self.curindex = i
|
||||
self.curframe = self.stack[self.curindex][0]
|
||||
self.refreshstack()
|
||||
elif clicks == 2:
|
||||
self.do_frame()
|
||||
else:
|
||||
stdwin.fleep()
|
||||
|
||||
def draw(self, detail):
|
||||
import linecache, codehack, string
|
||||
d = self.win.begindrawing()
|
||||
try:
|
||||
h, v = 0, 0
|
||||
for f, lineno in self.stack:
|
||||
fn = f.f_code.co_filename
|
||||
if f is self.curframe:
|
||||
s = '> '
|
||||
else:
|
||||
s = ' '
|
||||
s = s + fn + '(' + `lineno` + ')'
|
||||
s = s + codehack.getcodename(f.f_code)
|
||||
if f.f_locals.has_key('__args__'):
|
||||
args = f.f_locals['__args__']
|
||||
if args is not None:
|
||||
s = s + repr.repr(args)
|
||||
if f.f_locals.has_key('__return__'):
|
||||
rv = f.f_locals['__return__']
|
||||
s = s + '->'
|
||||
s = s + repr.repr(rv)
|
||||
line = linecache.getline(fn, lineno)
|
||||
if line: s = s + ': ' + string.strip(line)
|
||||
d.text((h, v), s)
|
||||
v = v + d.lineheight()
|
||||
finally:
|
||||
d.close()
|
||||
|
||||
|
||||
def run(statement):
|
||||
x = Wdb().init()
|
||||
try: x.run(statement)
|
||||
finally: x.close()
|
||||
|
||||
def runctx(statement, globals, locals):
|
||||
x = Wdb().init()
|
||||
try: x.runctx(statement, globals, locals)
|
||||
finally: x.close()
|
||||
|
||||
TESTCMD = 'import x; x.main()'
|
||||
|
||||
def test():
|
||||
import linecache
|
||||
linecache.checkcache()
|
||||
run(TESTCMD)
|
||||
|
|
@ -0,0 +1,108 @@
|
|||
# wdb.py -- a window-based Python debugger
|
||||
|
||||
import stdwin
|
||||
from stdwinevents import *
|
||||
import basewin
|
||||
import sys
|
||||
|
||||
WIDTH = 40
|
||||
MAXHEIGHT = 16
|
||||
|
||||
class FrameWindow(basewin.BaseWindow):
|
||||
|
||||
def init(self, debugger, frame, dict, name):
|
||||
self.debugger = debugger
|
||||
self.frame = frame # Not used except for identity tests
|
||||
self.dict = dict
|
||||
self.name = name
|
||||
nl = max(4, len(self.dict))
|
||||
nl = min(nl, MAXHEIGHT)
|
||||
width = WIDTH*stdwin.textwidth('0')
|
||||
height = nl*stdwin.lineheight()
|
||||
stdwin.setdefwinsize(width, height)
|
||||
self = basewin.BaseWindow.init(self, '--Frame ' + name + '--')
|
||||
self.initeditor()
|
||||
self.displaylist = ['>>>', '', '-'*WIDTH]
|
||||
self.refreshframe()
|
||||
return self
|
||||
|
||||
def initeditor(self):
|
||||
r = (stdwin.textwidth('>>> '), 0), (30000, stdwin.lineheight())
|
||||
self.editor = self.win.textcreate(r)
|
||||
|
||||
def closeeditor(self):
|
||||
self.editor.close()
|
||||
|
||||
def dispatch(self, event):
|
||||
type, win, detail = event
|
||||
if type == WE_NULL: return # Dummy tested by mainloop
|
||||
if type in (WE_DRAW, WE_COMMAND) \
|
||||
or not self.editor.event(event):
|
||||
basewin.BaseWindow.dispatch(self, event)
|
||||
|
||||
def close(self):
|
||||
del self.debugger.framewindows[self.name]
|
||||
del self.debugger, self.dict
|
||||
self.closeeditor()
|
||||
basewin.BaseWindow.close(self)
|
||||
|
||||
def command(self, detail):
|
||||
if detail == WC_RETURN:
|
||||
self.re_eval()
|
||||
else:
|
||||
dummy = self.editor.event(WE_COMMAND, \
|
||||
self.win, detail)
|
||||
|
||||
def re_eval(self):
|
||||
import string, repr
|
||||
expr = string.strip(self.editor.gettext())
|
||||
if expr == '':
|
||||
output = ''
|
||||
else:
|
||||
globals = self.frame.f_globals
|
||||
locals = self.frame.f_locals
|
||||
try:
|
||||
value = eval(expr, globals, locals)
|
||||
output = repr.repr(value)
|
||||
except:
|
||||
output = sys.exc_type + ': ' + `sys.exc_value`
|
||||
self.displaylist[1] = output
|
||||
lh = stdwin.lineheight()
|
||||
r = (-10, 0), (30000, 2*lh)
|
||||
self.win.change(r)
|
||||
self.editor.setfocus(0, len(expr))
|
||||
|
||||
def draw(self, detail):
|
||||
(left, top), (right, bottom) = detail
|
||||
dummy = self.editor.draw(detail)
|
||||
d = self.win.begindrawing()
|
||||
try:
|
||||
lh = d.lineheight()
|
||||
h, v = 0, 0
|
||||
for line in self.displaylist:
|
||||
if v+lh > top and v < bottom:
|
||||
d.text((h, v), line)
|
||||
v = v + lh
|
||||
finally:
|
||||
d.close()
|
||||
|
||||
def refreshframe(self):
|
||||
import repr
|
||||
del self.displaylist[3:]
|
||||
self.re_eval()
|
||||
names = self.dict.keys()
|
||||
for key, label in ('__args__', 'Args: '), \
|
||||
('__return__', 'Return: '):
|
||||
if self.dict.has_key(key):
|
||||
names.remove(key)
|
||||
value = self.dict[key]
|
||||
label = label + repr.repr(value)
|
||||
self.displaylist.append(label)
|
||||
names.sort()
|
||||
for name in names:
|
||||
value = self.dict[name]
|
||||
line = name + ' = ' + repr.repr(value)
|
||||
self.displaylist.append(line)
|
||||
self.win.setdocsize(0, \
|
||||
stdwin.lineheight() * len(self.displaylist))
|
||||
self.refreshall() # XXX Be more subtle later
|
||||
|
|
@ -0,0 +1,97 @@
|
|||
# wdbsrcwin.py -- source window for wdb
|
||||
|
||||
import stdwin
|
||||
from stdwinevents import *
|
||||
import srcwin
|
||||
|
||||
|
||||
class DebuggerSourceWindow(srcwin.SourceWindow):
|
||||
|
||||
def init(self, debugger, filename):
|
||||
self.debugger = debugger
|
||||
self.curlineno = 0
|
||||
self.focus = 0
|
||||
return srcwin.SourceWindow.init(self, filename)
|
||||
|
||||
def close(self):
|
||||
del self.debugger.sourcewindows[self.filename]
|
||||
del self.debugger
|
||||
srcwin.SourceWindow.close(self)
|
||||
|
||||
def dispatch(self, event):
|
||||
type, win, detail = event
|
||||
if type == WE_CHAR:
|
||||
self.char(detail)
|
||||
elif type == WE_COMMAND:
|
||||
self.command(detail)
|
||||
elif type == WE_MOUSE_DOWN:
|
||||
self.mouse_down(detail)
|
||||
else:
|
||||
srcwin.SourceWindow.dispatch(self, event)
|
||||
|
||||
def char(self, detail):
|
||||
self.debugger.char(detail)
|
||||
|
||||
def command(self, detail):
|
||||
self.debugger.command(detail)
|
||||
|
||||
def mouse_down(self, detail):
|
||||
(h, v), clicks, button, mask = detail
|
||||
if h >= self.leftmargin:
|
||||
srcwin.SourceWindow.dispatch(self, \
|
||||
(WE_MOUSE_DOWN, self.win, detail))
|
||||
return
|
||||
lineno = v/self.lineheight + 1
|
||||
if 1 <= lineno <= self.linecount:
|
||||
if self.debugger.get_break(self.filename, lineno):
|
||||
f = self.debugger.clear_break
|
||||
else:
|
||||
f = self.debugger.set_break
|
||||
err = f(self.filename, lineno)
|
||||
if err: stdwin.message(err)
|
||||
else: self.changemark(lineno)
|
||||
else:
|
||||
stdwin.fleep()
|
||||
|
||||
def getmark(self, lineno):
|
||||
s = `lineno`
|
||||
if lineno == self.focus:
|
||||
s = '[' + s + ']'
|
||||
else:
|
||||
s = ' ' + s + ' '
|
||||
if lineno == self.curlineno:
|
||||
s = s + '->'
|
||||
else:
|
||||
s = s + ' '
|
||||
br = self.debugger.breaks
|
||||
if br.has_key(self.filename) and lineno in br[self.filename]:
|
||||
s = s + 'B'
|
||||
else:
|
||||
s = s + ' '
|
||||
return s
|
||||
|
||||
def setlineno(self, newlineno):
|
||||
if newlineno != self.curlineno:
|
||||
oldlineno = self.curlineno
|
||||
self.curlineno = newlineno
|
||||
self.changemark(oldlineno)
|
||||
self.changemark(newlineno)
|
||||
if newlineno != 0:
|
||||
self.showline(newlineno)
|
||||
|
||||
def resetlineno(self):
|
||||
self.setlineno(0)
|
||||
|
||||
def setfocus(self, newfocus):
|
||||
if newfocus != self.focus:
|
||||
oldfocus = self.focus
|
||||
self.focus = newfocus
|
||||
self.changemark(oldfocus)
|
||||
self.changemark(newfocus)
|
||||
if newfocus != 0:
|
||||
self.showline(newfocus)
|
||||
|
||||
def resetfocus(self):
|
||||
self.setfocus(0)
|
||||
|
||||
# XXX Should get rid of focus stuff again
|
||||
|
|
@ -0,0 +1,83 @@
|
|||
# Redo the `...` (representation) but with limits on most sizes.
|
||||
|
||||
import string
|
||||
|
||||
class Repr:
|
||||
def init(self):
|
||||
self.maxlevel = 6
|
||||
self.maxtuple = 6
|
||||
self.maxlist = 6
|
||||
self.maxdict = 4
|
||||
self.maxstring = 30
|
||||
self.maxlong = 40
|
||||
self.maxother = 20
|
||||
return self
|
||||
def repr(self, x):
|
||||
return self.repr1(x, self.maxlevel)
|
||||
def repr1(self, x, level):
|
||||
typename = `type(x)`[7:-2] # "<type '......'>"
|
||||
if ' ' in typename:
|
||||
parts = string.split(typename)
|
||||
typename = string.joinfields(parts, '_')
|
||||
try:
|
||||
f = eval('self.repr_' + typename)
|
||||
except AttributeError:
|
||||
s = `x`
|
||||
if len(s) > self.maxother:
|
||||
i = max(0, (self.maxother-3)/2)
|
||||
j = max(0, self.maxother-3-i)
|
||||
s = s[:i] + '...' + s[len(s)-j:]
|
||||
return s
|
||||
return f(x, level)
|
||||
def repr_tuple(self, x, level):
|
||||
n = len(x)
|
||||
if n == 0: return '()'
|
||||
if level <= 0: return '(...)'
|
||||
s = ''
|
||||
for i in range(min(n, self.maxtuple)):
|
||||
if s: s = s + ', '
|
||||
s = s + self.repr1(x[i], level-1)
|
||||
if n > self.maxtuple: s = s + ', ...'
|
||||
elif n == 1: s = s + ','
|
||||
return '(' + s + ')'
|
||||
def repr_list(self, x, level):
|
||||
n = len(x)
|
||||
if n == 0: return '[]'
|
||||
if level <= 0: return '[...]'
|
||||
s = ''
|
||||
for i in range(min(n, self.maxlist)):
|
||||
if s: s = s + ', '
|
||||
s = s + self.repr1(x[i], level-1)
|
||||
if n > self.maxlist: s = s + ', ...'
|
||||
return '[' + s + ']'
|
||||
def repr_dictionary(self, x, level):
|
||||
n = len(x)
|
||||
if n == 0: return '{}'
|
||||
if level <= 0: return '{...}'
|
||||
s = ''
|
||||
keys = x.keys()
|
||||
keys.sort()
|
||||
for i in range(min(n, self.maxdict)):
|
||||
if s: s = s + ', '
|
||||
key = keys[i]
|
||||
s = s + self.repr1(key, level-1)
|
||||
s = s + ': ' + self.repr1(x[key], level-1)
|
||||
if n > self.maxlist: s = s + ', ...'
|
||||
return '{' + s + '}'
|
||||
def repr_string(self, x, level):
|
||||
s = `x[:self.maxstring]`
|
||||
if len(s) > self.maxstring:
|
||||
i = max(0, (self.maxstring-3)/2)
|
||||
j = max(0, self.maxstring-3-i)
|
||||
s = s[:i] + '...' + s[len(s)-j:]
|
||||
return s
|
||||
def repr_long_int(self, x, level):
|
||||
s = `x` # XXX Hope this isn't too slow...
|
||||
if len(s) > self.maxlong:
|
||||
i = max(0, (self.maxlong-3)/2)
|
||||
j = max(0, self.maxlong-3-i)
|
||||
s = s[:i] + '...' + s[len(s)-j:]
|
||||
return s
|
||||
|
||||
aRepr = Repr().init()
|
||||
repr = aRepr.repr
|
||||
|
|
@ -0,0 +1,65 @@
|
|||
# basewin.py
|
||||
|
||||
import stdwin
|
||||
import mainloop
|
||||
from stdwinevents import *
|
||||
|
||||
class BaseWindow:
|
||||
|
||||
def init(self, title):
|
||||
self.win = stdwin.open(title)
|
||||
self.win.dispatch = self.dispatch
|
||||
mainloop.register(self.win)
|
||||
return self
|
||||
|
||||
# def reopen(self):
|
||||
# title = self.win.gettitle()
|
||||
# winpos = self.win.getwinpos()
|
||||
# winsize = self.win.getwinsize()
|
||||
# origin = self.win.getorigin()
|
||||
# docsize = self.win.getdocsize()
|
||||
# mainloop.unregister(self.win)
|
||||
# del self.win.dispatch
|
||||
# self.win.close()
|
||||
# stdwin.setdefwinpos(winpos)
|
||||
# stdwin.setdefwinsize(winsize)
|
||||
# self.win = stdwin.open(title)
|
||||
# stdwin.setdefwinpos(0, 0)
|
||||
# stdwin.setdefwinsize(0, 0)
|
||||
# self.win.setdocsize(docsize)
|
||||
# self.win.setorigin(origin)
|
||||
# self.win.dispatch = self.dispatch
|
||||
# mainloop.register(self.win)
|
||||
|
||||
def popup(self):
|
||||
if self.win is not stdwin.getactive():
|
||||
self.win.setactive()
|
||||
|
||||
def close(self):
|
||||
mainloop.unregister(self.win)
|
||||
del self.win.dispatch
|
||||
self.win.close()
|
||||
|
||||
def dispatch(self, event):
|
||||
type, win, detail = event
|
||||
if type == WE_CHAR:
|
||||
self.char(detail)
|
||||
elif type == WE_COMMAND:
|
||||
self.command(detail)
|
||||
elif type == WE_MOUSE_DOWN:
|
||||
self.mouse_down(detail)
|
||||
elif type == WE_MOUSE_MOVE:
|
||||
self.mouse_move(detail)
|
||||
elif type == WE_MOUSE_UP:
|
||||
self.mouse_up(detail)
|
||||
elif type == WE_DRAW:
|
||||
self.draw(detail)
|
||||
elif type == WE_CLOSE:
|
||||
self.close()
|
||||
|
||||
def no_op(self, detail):
|
||||
pass
|
||||
char = command = mouse_down = mouse_move = mouse_up = draw = no_op
|
||||
|
||||
def refreshall(self):
|
||||
self.win.change((-10, 0), (10000, 30000))
|
||||
|
|
@ -0,0 +1,103 @@
|
|||
# srcwin.py -- a source listing window
|
||||
|
||||
import stdwin
|
||||
from stdwinevents import *
|
||||
import basewin
|
||||
|
||||
WIDTH = 40
|
||||
MAXHEIGHT = 24
|
||||
|
||||
class SourceWindow(basewin.BaseWindow):
|
||||
|
||||
def init(self, filename):
|
||||
self.filename = filename
|
||||
#
|
||||
f = open(self.filename, 'r') # raise exception if not found
|
||||
self.contents = f.read()
|
||||
f.seek(0)
|
||||
self.linecount = len(f.readlines())
|
||||
f.close()
|
||||
#
|
||||
self.lineheight = lh = stdwin.lineheight()
|
||||
self.leftmargin = stdwin.textwidth('00000000')
|
||||
self.rightmargin = 30000 # Infinity
|
||||
self.bottom = lh * self.linecount
|
||||
#
|
||||
stdwin.setdefwinpos(0, 0)
|
||||
width = WIDTH*stdwin.textwidth('0')
|
||||
height = lh*min(MAXHEIGHT, self.linecount)
|
||||
stdwin.setdefwinsize(width, height)
|
||||
self = basewin.BaseWindow.init(self, filename)
|
||||
#
|
||||
self.win.setdocsize(0, self.bottom + lh)
|
||||
self.initeditor()
|
||||
return self
|
||||
|
||||
def initeditor(self):
|
||||
r = (self.leftmargin, 0), (self.rightmargin, self.bottom)
|
||||
self.editor = self.win.textcreate(r)
|
||||
self.editor.settext(self.contents)
|
||||
|
||||
def closeeditor(self):
|
||||
self.editor.close()
|
||||
|
||||
def reopen(self):
|
||||
self.closeeditor()
|
||||
basewin.BaseWindow.reopen(self)
|
||||
self.initeditor()
|
||||
|
||||
def close(self):
|
||||
self.closeeditor()
|
||||
basewin.BaseWindow.close(self)
|
||||
|
||||
# Override this method to format line numbers differently
|
||||
def getmark(self, lineno):
|
||||
return `lineno`
|
||||
|
||||
def dispatch(self, event):
|
||||
if event[0] == WE_NULL: return # Dummy tested by mainloop
|
||||
if event[0] == WE_DRAW or not self.editor.event(event):
|
||||
basewin.BaseWindow.dispatch(self, event)
|
||||
|
||||
def draw(self, detail):
|
||||
dummy = self.editor.draw(detail)
|
||||
# Draw line numbers
|
||||
(left, top), (right, bottom) = detail
|
||||
topline = top/self.lineheight
|
||||
botline = bottom/self.lineheight + 1
|
||||
botline = min(self.linecount, botline)
|
||||
d = self.win.begindrawing()
|
||||
try:
|
||||
h, v = 0, self.lineheight * topline
|
||||
for lineno in range(topline+1, botline+1):
|
||||
d.text((h, v), self.getmark(lineno))
|
||||
v = v + self.lineheight
|
||||
finally:
|
||||
d.close()
|
||||
|
||||
def changemark(self, lineno):
|
||||
left = 0
|
||||
top = (lineno-1) * self.lineheight
|
||||
right = self.leftmargin
|
||||
bottom = lineno * self.lineheight
|
||||
d = self.win.begindrawing()
|
||||
try:
|
||||
d.erase((left, top), (right, bottom))
|
||||
d.text((left, top), self.getmark(lineno))
|
||||
finally:
|
||||
d.close()
|
||||
|
||||
def showline(self, lineno):
|
||||
left = 0
|
||||
top = (lineno-1) * self.lineheight
|
||||
right = self.leftmargin
|
||||
bottom = lineno * self.lineheight
|
||||
self.win.show((left, top), (right, bottom))
|
||||
|
||||
|
||||
TESTFILE = 'srcwin.py'
|
||||
|
||||
def test():
|
||||
import mainloop
|
||||
sw = SourceWindow().init(TESTFILE)
|
||||
mainloop.mainloop()
|
||||
|
|
@ -0,0 +1,282 @@
|
|||
# wdb.py -- a window-based Python debugger
|
||||
|
||||
import stdwin
|
||||
from stdwinevents import *
|
||||
import sys
|
||||
import basewin
|
||||
import bdb
|
||||
import repr
|
||||
|
||||
WIDTH = 40
|
||||
HEIGHT = 8
|
||||
|
||||
WdbDone = 'wdb.WdbDone' # Exception to continue execution
|
||||
|
||||
|
||||
class Wdb(bdb.Bdb, basewin.BaseWindow): # Window debugger
|
||||
|
||||
def init(self):
|
||||
self.sourcewindows = {}
|
||||
self.framewindows = {}
|
||||
self = bdb.Bdb.init(self)
|
||||
width = WIDTH*stdwin.textwidth('0')
|
||||
height = HEIGHT*stdwin.lineheight()
|
||||
stdwin.setdefwinsize(width, height)
|
||||
self = basewin.BaseWindow.init(self, '--Stack--')
|
||||
self.closed = 0
|
||||
return self
|
||||
|
||||
def reset(self):
|
||||
if self.closed: raise RuntimeError, 'already closed'
|
||||
bdb.Bdb.reset(self)
|
||||
self.forget()
|
||||
|
||||
def forget(self):
|
||||
self.lineno = None
|
||||
self.stack = []
|
||||
self.curindex = 0
|
||||
self.curframe = None
|
||||
for fn in self.sourcewindows.keys():
|
||||
self.sourcewindows[fn].resetlineno()
|
||||
|
||||
def setup(self, f, t):
|
||||
self.forget()
|
||||
self.stack, self.curindex = self.get_stack(f, t)
|
||||
self.curframe = self.stack[self.curindex][0]
|
||||
# Build a list of current frames
|
||||
cfl = []
|
||||
for f, i in self.stack: cfl.append(f)
|
||||
# Remove deactivated frame windows
|
||||
for name in self.framewindows.keys():
|
||||
fw = self.framewindows[name]
|
||||
if fw.frame not in cfl: fw.close()
|
||||
else: fw.refreshframe()
|
||||
# Refresh the stack window
|
||||
self.refreshstack()
|
||||
|
||||
# Override Bdb methods (except user_call, for now)
|
||||
|
||||
def user_line(self, frame):
|
||||
# This function is called when we stop or break at this line
|
||||
self.interaction(frame, None)
|
||||
|
||||
def user_return(self, frame, return_value):
|
||||
# This function is called when a return trap is set here
|
||||
frame.f_locals['__return__'] = return_value
|
||||
self.settitle('--Return--')
|
||||
self.interaction(frame, None)
|
||||
self.settitle('--Stack--')
|
||||
|
||||
def user_exception(self, frame, (exc_type, exc_value, exc_traceback)):
|
||||
# This function is called if an exception occurs,
|
||||
# but only if we are to stop at or just below this level
|
||||
frame.f_locals['__exception__'] = exc_type, exc_value
|
||||
self.settitle(exc_type + ': ' + repr.repr(exc_value))
|
||||
self.interaction(frame, exc_traceback)
|
||||
self.settitle('--Stack--')
|
||||
|
||||
# Change the title
|
||||
|
||||
def settitle(self, title):
|
||||
self.savetitle = self.win.gettitle()
|
||||
self.win.settitle(title)
|
||||
|
||||
# General interaction function
|
||||
|
||||
def interaction(self, frame, traceback):
|
||||
import mainloop
|
||||
self.popup()
|
||||
self.setup(frame, traceback)
|
||||
try:
|
||||
mainloop.mainloop()
|
||||
except WdbDone:
|
||||
pass
|
||||
self.forget()
|
||||
|
||||
# Functions whose name is do_X for some character X
|
||||
# are callable directly from the keyboard.
|
||||
|
||||
def do_up(self):
|
||||
if self.curindex == 0:
|
||||
stdwin.fleep()
|
||||
else:
|
||||
self.curindex = self.curindex - 1
|
||||
self.curframe = self.stack[self.curindex][0]
|
||||
self.refreshstack()
|
||||
do_u = do_up
|
||||
|
||||
def do_down(self):
|
||||
if self.curindex + 1 == len(self.stack):
|
||||
stdwin.fleep()
|
||||
else:
|
||||
self.curindex = self.curindex + 1
|
||||
self.curframe = self.stack[self.curindex][0]
|
||||
self.refreshstack()
|
||||
do_d = do_down
|
||||
|
||||
def do_step(self):
|
||||
self.set_step()
|
||||
raise WdbDone
|
||||
do_s = do_step
|
||||
|
||||
def do_next(self):
|
||||
self.set_next(self.curframe)
|
||||
raise WdbDone
|
||||
do_n = do_next
|
||||
|
||||
def do_return(self):
|
||||
self.set_return(self.curframe)
|
||||
raise WdbDone
|
||||
do_r = do_return
|
||||
|
||||
def do_continue(self):
|
||||
self.set_continue()
|
||||
raise WdbDone
|
||||
do_c = do_cont = do_continue
|
||||
|
||||
def do_quit(self):
|
||||
self.close()
|
||||
raise WdbDone
|
||||
do_q = do_quit
|
||||
|
||||
def do_list(self):
|
||||
fn = self.curframe.f_code.co_filename
|
||||
if not self.sourcewindows.has_key(fn):
|
||||
import wdbsrcwin
|
||||
try:
|
||||
self.sourcewindows[fn] = \
|
||||
wdbsrcwin.DebuggerSourceWindow(). \
|
||||
init(self, fn)
|
||||
except IOError:
|
||||
stdwin.fleep()
|
||||
return
|
||||
w = self.sourcewindows[fn]
|
||||
lineno = self.stack[self.curindex][1]
|
||||
w.setlineno(lineno)
|
||||
w.popup()
|
||||
do_l = do_list
|
||||
|
||||
def do_frame(self):
|
||||
name = 'locals' + `self.curframe`[16:-1]
|
||||
if self.framewindows.has_key(name):
|
||||
self.framewindows[name].popup()
|
||||
else:
|
||||
import wdbframewin
|
||||
self.framewindows[name] = \
|
||||
wdbframewin.FrameWindow().init(self, \
|
||||
self.curframe, \
|
||||
self.curframe.f_locals, name)
|
||||
do_f = do_frame
|
||||
|
||||
def do_globalframe(self):
|
||||
name = 'globals' + `self.curframe`[16:-1]
|
||||
if self.framewindows.has_key(name):
|
||||
self.framewindows[name].popup()
|
||||
else:
|
||||
import wdbframewin
|
||||
self.framewindows[name] = \
|
||||
wdbframewin.FrameWindow().init(self, \
|
||||
self.curframe, \
|
||||
self.curframe.f_globals, name)
|
||||
do_g = do_globalframe
|
||||
|
||||
# Link between the debugger and the window
|
||||
|
||||
def refreshstack(self):
|
||||
height = stdwin.lineheight() * (1 + len(self.stack))
|
||||
self.win.setdocsize((0, height))
|
||||
self.refreshall() # XXX be more subtle later
|
||||
# Also pass the information on to the source windows
|
||||
filename = self.curframe.f_code.co_filename
|
||||
lineno = self.curframe.f_lineno
|
||||
for fn in self.sourcewindows.keys():
|
||||
w = self.sourcewindows[fn]
|
||||
if fn == filename:
|
||||
w.setlineno(lineno)
|
||||
else:
|
||||
w.resetlineno()
|
||||
|
||||
# The remaining methods override BaseWindow methods
|
||||
|
||||
def close(self):
|
||||
if not self.closed:
|
||||
basewin.BaseWindow.close(self)
|
||||
self.closed = 1
|
||||
for key in self.sourcewindows.keys():
|
||||
self.sourcewindows[key].close()
|
||||
for key in self.framewindows.keys():
|
||||
self.framewindows[key].close()
|
||||
self.set_quit()
|
||||
|
||||
def char(self, detail):
|
||||
try:
|
||||
func = eval('self.do_' + detail)
|
||||
except (AttributeError, SyntaxError):
|
||||
stdwin.fleep()
|
||||
return
|
||||
func()
|
||||
|
||||
def command(self, detail):
|
||||
if detail == WC_UP:
|
||||
self.do_up()
|
||||
elif detail == WC_DOWN:
|
||||
self.do_down()
|
||||
|
||||
def mouse_down(self, detail):
|
||||
(h, v), clicks, button, mask = detail
|
||||
i = v / stdwin.lineheight()
|
||||
if 0 <= i < len(self.stack):
|
||||
if i != self.curindex:
|
||||
self.curindex = i
|
||||
self.curframe = self.stack[self.curindex][0]
|
||||
self.refreshstack()
|
||||
elif clicks == 2:
|
||||
self.do_frame()
|
||||
else:
|
||||
stdwin.fleep()
|
||||
|
||||
def draw(self, detail):
|
||||
import linecache, codehack, string
|
||||
d = self.win.begindrawing()
|
||||
try:
|
||||
h, v = 0, 0
|
||||
for f, lineno in self.stack:
|
||||
fn = f.f_code.co_filename
|
||||
if f is self.curframe:
|
||||
s = '> '
|
||||
else:
|
||||
s = ' '
|
||||
s = s + fn + '(' + `lineno` + ')'
|
||||
s = s + codehack.getcodename(f.f_code)
|
||||
if f.f_locals.has_key('__args__'):
|
||||
args = f.f_locals['__args__']
|
||||
if args is not None:
|
||||
s = s + repr.repr(args)
|
||||
if f.f_locals.has_key('__return__'):
|
||||
rv = f.f_locals['__return__']
|
||||
s = s + '->'
|
||||
s = s + repr.repr(rv)
|
||||
line = linecache.getline(fn, lineno)
|
||||
if line: s = s + ': ' + string.strip(line)
|
||||
d.text((h, v), s)
|
||||
v = v + d.lineheight()
|
||||
finally:
|
||||
d.close()
|
||||
|
||||
|
||||
def run(statement):
|
||||
x = Wdb().init()
|
||||
try: x.run(statement)
|
||||
finally: x.close()
|
||||
|
||||
def runctx(statement, globals, locals):
|
||||
x = Wdb().init()
|
||||
try: x.runctx(statement, globals, locals)
|
||||
finally: x.close()
|
||||
|
||||
TESTCMD = 'import x; x.main()'
|
||||
|
||||
def test():
|
||||
import linecache
|
||||
linecache.checkcache()
|
||||
run(TESTCMD)
|
||||
|
|
@ -0,0 +1,108 @@
|
|||
# wdb.py -- a window-based Python debugger
|
||||
|
||||
import stdwin
|
||||
from stdwinevents import *
|
||||
import basewin
|
||||
import sys
|
||||
|
||||
WIDTH = 40
|
||||
MAXHEIGHT = 16
|
||||
|
||||
class FrameWindow(basewin.BaseWindow):
|
||||
|
||||
def init(self, debugger, frame, dict, name):
|
||||
self.debugger = debugger
|
||||
self.frame = frame # Not used except for identity tests
|
||||
self.dict = dict
|
||||
self.name = name
|
||||
nl = max(4, len(self.dict))
|
||||
nl = min(nl, MAXHEIGHT)
|
||||
width = WIDTH*stdwin.textwidth('0')
|
||||
height = nl*stdwin.lineheight()
|
||||
stdwin.setdefwinsize(width, height)
|
||||
self = basewin.BaseWindow.init(self, '--Frame ' + name + '--')
|
||||
self.initeditor()
|
||||
self.displaylist = ['>>>', '', '-'*WIDTH]
|
||||
self.refreshframe()
|
||||
return self
|
||||
|
||||
def initeditor(self):
|
||||
r = (stdwin.textwidth('>>> '), 0), (30000, stdwin.lineheight())
|
||||
self.editor = self.win.textcreate(r)
|
||||
|
||||
def closeeditor(self):
|
||||
self.editor.close()
|
||||
|
||||
def dispatch(self, event):
|
||||
type, win, detail = event
|
||||
if type == WE_NULL: return # Dummy tested by mainloop
|
||||
if type in (WE_DRAW, WE_COMMAND) \
|
||||
or not self.editor.event(event):
|
||||
basewin.BaseWindow.dispatch(self, event)
|
||||
|
||||
def close(self):
|
||||
del self.debugger.framewindows[self.name]
|
||||
del self.debugger, self.dict
|
||||
self.closeeditor()
|
||||
basewin.BaseWindow.close(self)
|
||||
|
||||
def command(self, detail):
|
||||
if detail == WC_RETURN:
|
||||
self.re_eval()
|
||||
else:
|
||||
dummy = self.editor.event(WE_COMMAND, \
|
||||
self.win, detail)
|
||||
|
||||
def re_eval(self):
|
||||
import string, repr
|
||||
expr = string.strip(self.editor.gettext())
|
||||
if expr == '':
|
||||
output = ''
|
||||
else:
|
||||
globals = self.frame.f_globals
|
||||
locals = self.frame.f_locals
|
||||
try:
|
||||
value = eval(expr, globals, locals)
|
||||
output = repr.repr(value)
|
||||
except:
|
||||
output = sys.exc_type + ': ' + `sys.exc_value`
|
||||
self.displaylist[1] = output
|
||||
lh = stdwin.lineheight()
|
||||
r = (-10, 0), (30000, 2*lh)
|
||||
self.win.change(r)
|
||||
self.editor.setfocus(0, len(expr))
|
||||
|
||||
def draw(self, detail):
|
||||
(left, top), (right, bottom) = detail
|
||||
dummy = self.editor.draw(detail)
|
||||
d = self.win.begindrawing()
|
||||
try:
|
||||
lh = d.lineheight()
|
||||
h, v = 0, 0
|
||||
for line in self.displaylist:
|
||||
if v+lh > top and v < bottom:
|
||||
d.text((h, v), line)
|
||||
v = v + lh
|
||||
finally:
|
||||
d.close()
|
||||
|
||||
def refreshframe(self):
|
||||
import repr
|
||||
del self.displaylist[3:]
|
||||
self.re_eval()
|
||||
names = self.dict.keys()
|
||||
for key, label in ('__args__', 'Args: '), \
|
||||
('__return__', 'Return: '):
|
||||
if self.dict.has_key(key):
|
||||
names.remove(key)
|
||||
value = self.dict[key]
|
||||
label = label + repr.repr(value)
|
||||
self.displaylist.append(label)
|
||||
names.sort()
|
||||
for name in names:
|
||||
value = self.dict[name]
|
||||
line = name + ' = ' + repr.repr(value)
|
||||
self.displaylist.append(line)
|
||||
self.win.setdocsize(0, \
|
||||
stdwin.lineheight() * len(self.displaylist))
|
||||
self.refreshall() # XXX Be more subtle later
|
||||
|
|
@ -0,0 +1,97 @@
|
|||
# wdbsrcwin.py -- source window for wdb
|
||||
|
||||
import stdwin
|
||||
from stdwinevents import *
|
||||
import srcwin
|
||||
|
||||
|
||||
class DebuggerSourceWindow(srcwin.SourceWindow):
|
||||
|
||||
def init(self, debugger, filename):
|
||||
self.debugger = debugger
|
||||
self.curlineno = 0
|
||||
self.focus = 0
|
||||
return srcwin.SourceWindow.init(self, filename)
|
||||
|
||||
def close(self):
|
||||
del self.debugger.sourcewindows[self.filename]
|
||||
del self.debugger
|
||||
srcwin.SourceWindow.close(self)
|
||||
|
||||
def dispatch(self, event):
|
||||
type, win, detail = event
|
||||
if type == WE_CHAR:
|
||||
self.char(detail)
|
||||
elif type == WE_COMMAND:
|
||||
self.command(detail)
|
||||
elif type == WE_MOUSE_DOWN:
|
||||
self.mouse_down(detail)
|
||||
else:
|
||||
srcwin.SourceWindow.dispatch(self, event)
|
||||
|
||||
def char(self, detail):
|
||||
self.debugger.char(detail)
|
||||
|
||||
def command(self, detail):
|
||||
self.debugger.command(detail)
|
||||
|
||||
def mouse_down(self, detail):
|
||||
(h, v), clicks, button, mask = detail
|
||||
if h >= self.leftmargin:
|
||||
srcwin.SourceWindow.dispatch(self, \
|
||||
(WE_MOUSE_DOWN, self.win, detail))
|
||||
return
|
||||
lineno = v/self.lineheight + 1
|
||||
if 1 <= lineno <= self.linecount:
|
||||
if self.debugger.get_break(self.filename, lineno):
|
||||
f = self.debugger.clear_break
|
||||
else:
|
||||
f = self.debugger.set_break
|
||||
err = f(self.filename, lineno)
|
||||
if err: stdwin.message(err)
|
||||
else: self.changemark(lineno)
|
||||
else:
|
||||
stdwin.fleep()
|
||||
|
||||
def getmark(self, lineno):
|
||||
s = `lineno`
|
||||
if lineno == self.focus:
|
||||
s = '[' + s + ']'
|
||||
else:
|
||||
s = ' ' + s + ' '
|
||||
if lineno == self.curlineno:
|
||||
s = s + '->'
|
||||
else:
|
||||
s = s + ' '
|
||||
br = self.debugger.breaks
|
||||
if br.has_key(self.filename) and lineno in br[self.filename]:
|
||||
s = s + 'B'
|
||||
else:
|
||||
s = s + ' '
|
||||
return s
|
||||
|
||||
def setlineno(self, newlineno):
|
||||
if newlineno != self.curlineno:
|
||||
oldlineno = self.curlineno
|
||||
self.curlineno = newlineno
|
||||
self.changemark(oldlineno)
|
||||
self.changemark(newlineno)
|
||||
if newlineno != 0:
|
||||
self.showline(newlineno)
|
||||
|
||||
def resetlineno(self):
|
||||
self.setlineno(0)
|
||||
|
||||
def setfocus(self, newfocus):
|
||||
if newfocus != self.focus:
|
||||
oldfocus = self.focus
|
||||
self.focus = newfocus
|
||||
self.changemark(oldfocus)
|
||||
self.changemark(newfocus)
|
||||
if newfocus != 0:
|
||||
self.showline(newfocus)
|
||||
|
||||
def resetfocus(self):
|
||||
self.setfocus(0)
|
||||
|
||||
# XXX Should get rid of focus stuff again
|
||||
Loading…
Reference in New Issue