X-Git-Url: https://git.sthu.org/?p=pygdb.git;a=blobdiff_plain;f=GdbTerminal.py;h=58c3bbe13cdcad7b05ca023d6d172f4a38f938d5;hp=81a6300ca19abafd894007a865b7c47e7e6e9746;hb=HEAD;hpb=ae13f1cd2401475e1fc58be3418fb349cd69fb98

diff --git a/GdbTerminal.py b/GdbTerminal.py
index 81a6300..58c3bbe 100644
--- a/GdbTerminal.py
+++ b/GdbTerminal.py
@@ -36,6 +36,22 @@ class GdbTerminal (DbgTerminal.DbgTerminal):
 	def setStepin(self):
 		self.feed_child("step\n");
 
+	def setStepout(self):
+		bt = self.getBacktrace()
+
+		if len(bt) < 2:
+			self.setContinue()
+
+		else:
+			#Get the second line
+			sec = bt[1]
+
+			#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()
@@ -43,9 +59,7 @@ class GdbTerminal (DbgTerminal.DbgTerminal):
 
 	def setPty(self, pty):
 		ttyname = os.ttyname(pty)
-		len = self.getHistoryLen()
-		self.feed_child("set inferior-tty %s\n" % (ttyname,))
-		self.waitForPrompt(len)
+		self.__getAnswerFromCmd("set inferior-tty %s\n" % (ttyname,))
 
 	def setBreakpoint(self, file, lineno, condition=None):
 		his = self.getHistoryLen()
@@ -74,62 +88,62 @@ class GdbTerminal (DbgTerminal.DbgTerminal):
 
 
 	def delBreakpoint(self, breakpoint):
-		his = self.getHistoryLen()
-		self.feed_child("del breakpoint %s\n" % (breakpoint,))
-		self.waitForPrompt(his)
+		self.__getAnswerFromCmd("del breakpoint %s\n" % (breakpoint,))
+
 
 	def getBreakpoints(self):
-		starthis = self.getHistoryLen()
-		self.feed_child("info breakpoints\n")
-		endhis, response = self.waitForPrompt(starthis)
+		bplines = self.__getAnswerFromCmd("info breakpoints\n")
 
 		rxbp = re.compile("^\d+\s+breakpoint")
-		rxpos = re.compile("^.* at \S+:\d+$")
-		rxcond = re.compile("^\tstop only if")
+		rxpos = re.compile("at \S+:\d+$")
+		rxcond = re.compile("^\s+stop only if")
 
 		bpnts = []
-		bplines = self.history[starthis+1:endhis]
-		i = 0
 
-		#Parse the resulting lines
-		while i<len(bplines):
-			line = bplines[i]
+		try:
+			i = 1
 
-			if not rxbp.search(line):
-				i += 1
-				continue
-	
-			#Get number of breakpoint
-			no = string.split(line)[0]
-
-			#This line does not contain the file!
-			if not rxpos.search(line):
-				i += 1
-				line = bplines[i]
+			#Parse the resulting lines
+			while i<len(bplines):
 
-			pos = string.split(line)[-1]
-			[file,lineno] = string.split(pos,":")
-			cond = None
-
-			if i+1<len(bplines) and rxcond.search(bplines[i+1]):
-				i +=1
 				line = bplines[i]
-				pre,cond = string.split(line,"if")
-				cond = cond.strip()
+				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
 
-			bpnts += [[no, file, lineno, cond]]
-			i += 1
+		except IndexError:
+			pass
 
 		return bpnts
 		
 
 
 	def getExpression(self, expr):
-
-		his = self.getHistoryLen()
-		self.feed_child("print " + expr + "\n")
-		his, response = self.waitForPrompt(his)
-		answer = self.history[his-1]
+		answer = self.__getAnswerFromCmd("print " + expr + "\n")
+		answer = answer[-1]
 
 		if len(string.split(answer, "=")) == 1:
 			return answer.strip()
@@ -139,18 +153,67 @@ class GdbTerminal (DbgTerminal.DbgTerminal):
 
 	
 	def listCodeSnippet(self):
-		starthis = self.getHistoryLen()
-		self.feed_child("list\n")
-		endhis, response = self.waitForPrompt(starthis)
+		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
 
-		text = string.join(self.history[starthis:endhis], "\n")
-		return text
 
+				#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"""
@@ -190,10 +253,12 @@ class GdbTerminal (DbgTerminal.DbgTerminal):
 			return "continued", None
 
 		if string.find(line, "\x1a\x1a") == 0:
-			rxcont = re.compile("^\(gdb\)\s+(cont|step|next|stepi|nexti)")
+			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