def __init__(self, clientCmd):
DbgTerminal.DbgTerminal.__init__(self, clientCmd)
- def getDbgArgv(self):
+ def getArgv(self):
return ["gdb", "--fullname", string.split(self.clientCmd)[0]]
- def setDbgPty(self, pty):
- ttyname = os.ttyname(pty)
- self.feed_dbg("set inferior-tty %s\n" % (ttyname,))
-
- def setDbgRun(self):
+ def setRun(self):
argv = string.join(string.split(self.clientCmd)[1:])
- self.feed_dbg("run " + argv + "\n")
+ self.feed_child("run " + argv + "\n")
+
+ def setContinue(self):
+ self.feed_child("cont\n");
+
+ def setStepover(self):
+ self.feed_child("next\n");
+
+ def setStepin(self):
+ self.feed_child("step\n");
- def setDbgQuit(self):
- self.feed_dbg("quit\n")
- self.waitForDbgNewline()
- self.feed_dbg("y\n");
+ def setStepout(self):
+ bt = self.getBacktrace()
- def setDbgContinue(self):
- self.feed_dbg("cont\n");
+ if len(bt) < 2:
+ self.setContinue()
- def setDbgBreakpoint(self, file, lineno):
- self.feed_dbg("break %s:%d\n" % (file, lineno))
+ else:
+ #Get the second line
+ sec = bt[1]
- def getDbgExpression(self, expr):
+ #Check if it is a backtrace line
+ if re.compile("^#1\s+.*\s\S+:\d+$").search(sec):
+ pos = string.split(sec)[-1]
+ self.feed_child("advance %s\n" % pos)
+
+
+ def setQuit(self):
+ self.feed_child("quit\n")
+ self.waitForNewline()
+ self.feed_child("y\n");
+
+ def setPty(self, pty):
+ ttyname = os.ttyname(pty)
+ self.__getAnswerFromCmd("set inferior-tty %s\n" % (ttyname,))
+ def setBreakpoint(self, file, lineno, condition=None):
his = self.getHistoryLen()
- self.feed_dbg("print " + expr + "\n")
+ if condition==None:
+ self.feed_child("break %s:%s\n" % (file, str(lineno)))
+ else:
+ self.feed_child("break %s:%s if %s\n" % \
+ (file, str(lineno), condition))
+
+ rx = "^Breakpoint |^No |^\(gdb\) "
+ his, response = self.waitForRx(rx, his)
+
+ answer = None
+
+ if response[0:10] == "Breakpoint":
+ answer = string.split(response)[1].strip()
+
+ #Wants an answer: "No"
+ if response[0:14] == "No source file":
+ self.feed_child("n\n");
+
+ #Wait again for (gdb)...
+ self.waitForPrompt(his)
+
+ return answer
+
+
+ def delBreakpoint(self, breakpoint):
+ self.__getAnswerFromCmd("del breakpoint %s\n" % (breakpoint,))
+
+
+ def getBreakpoints(self):
+ bplines = self.__getAnswerFromCmd("info breakpoints\n")
- rx = re.compile("^\$[1-9][0-9]* = .*$")
- his, response = self.waitForDbgRx(rx, his)
+ rxbp = re.compile("^\d+\s+breakpoint")
+ rxpos = re.compile("at \S+:\d+$")
+ rxcond = re.compile("^\s+stop only if")
- split = string.split(response, "=")
+ bpnts = []
+
+ try:
+ i = 1
+
+ #Parse the resulting lines
+ while i<len(bplines):
+
+ line = bplines[i]
+ while not rxbp.search(line):
+ i += 1
+ line = bplines[i]
+
+ #Get number of breakpoint
+ no = string.split(line)[0]
+
+ #This line does not contain the file!
+ #Check for next line...
+ while not rxpos.search(line):
+ i += 1
+ line = bplines[i]
+
+ pos = string.split(line)[-1]
+ [file,lineno] = string.split(pos,":")
+ cond = None
+
+ #Look for conditions
+ if i+1<len(bplines) and rxcond.search(bplines[i+1]):
+ i +=1
+ line = bplines[i]
+ cond = string.join(string.split(line," if ")[1:], " if ")
+ cond = cond.strip()
+
+ bpnts += [[no, file, lineno, cond]]
+ i += 1
+
+ except IndexError:
+ pass
+
+ return bpnts
+
+
+
+ def getExpression(self, expr):
+ answer = self.__getAnswerFromCmd("print " + expr + "\n")
+ answer = answer[-1]
+
+ if len(string.split(answer, "=")) == 1:
+ return answer.strip()
+
+ split = string.split(answer, "=")
return string.join(split[1:], "=").strip()
+
+ def listCodeSnippet(self):
+ return self.__getAnswerFromCmd("list\n")
+
+ def getBacktrace(self):
+
+ stack = []
+ answ = self.__getAnswerFromCmd("bt\n")
+
+ rxstartfull = re.compile("^\#\d+\s+0x[0-9a-f]+\s+in\s+\S+\s+\(")
+ rxstartshort = re.compile("^\#\d+\s+\S+\s+\(")
+ rxpos = re.compile("at \S+:\d+$")
+
+ try:
+
+ i=0
+ while i<len(answ):
+ line = answ[i]
+
+ while not rxstartfull.search(line) and not rxstartshort.search(line):
+ print "Warning: '", line, "' does not match bt entry."
+ i+=1
+ line = answ[i]
+
+ parts = line.split()
+
+ if rxstartfull.search(line):
+ func = parts[3]
+ addr = parts[1]
+ else:
+ func = parts[1]
+ addr = None
+
+
+ #Search for file position
+ while not rxpos.search(line):
+ i+=1
+ line = answ[i]
+
+ parts = line.split()
+ pos = parts[-1]
+ [file,lineno] = pos.split(":")
+
+ stack += [[addr,func,file,lineno]]
+
+ i+=1
+
+ except IndexError:
+ pass
+
+ return stack
+
+ def waitForPrompt(self, his):
+ rx = "^\(gdb\)"
+ return self.waitForRx(rx,his)
+
+ def __getAnswerFromCmd(self, cmd):
+ starthis = self.getHistoryLen()
+ self.feed_child(cmd)
+ endhis, response = self.waitForPrompt(starthis)
+
+ return self.history[starthis:endhis]
+
+
+ def testForActivity(self, his):
+ """Test whether debugger got active again"""
+
+ line = self.history[his]
+
+ if string.find(line, "\x1a\x1a") == 0:
+ tuples = string.split(line[2:], ":")
+ tuples[1] = int(tuples[1])
+ return "break", [tuples[0], int(tuples[1])]
+
+ if string.find(line, "Program exited") == 0:
+ code = string.split(line)[-1]
+
+ codeno = 0
+
+ #Parse the octal number
+ if code[0] == "O":
+ code = code[1:-1]
+ for c in code:
+ codeno = codeno*8 + int(c)
+
+ return "exited", codeno
+
+ return None
+
+
+ def testForInactivity(self, his):
+ """Test whether debugger got inactive"""
+ line = self.history[his]
+
+ if string.find(line, "Starting program:") == 0:
+ prog = string.join( string.split(line)[1:])
+ return "started", prog
+
+ if string.find(line, "Continuing.") == 0:
+ return "continued", None
+
+ if string.find(line, "\x1a\x1a") == 0:
+ rxcont = re.compile("^\(gdb\)\s+(cont|step|next|stepi|nexti|advance)")
+
+ if rxcont.search(self.history[his-1]):
+ return "stepped", None
+ if rxcont.search(self.history[his-2]):
+ return "stepped", None
+
+ return None
+
+
+
+
+
+
if __name__ == "__main__":
dbgterm = GdbTerminal(string.join(sys.argv[1:]))
dbgwnd = DbgTerminal.DbgWindow(dbgterm)
- DbgTerminal.launchDebugger(dbgwnd, dbgterm)
gtk.main()
projects / pygdb.git / blobdiff