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Debugger: Use gdb provided hooks to track loaded shared objects

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Change-Id: I4f3cce56910e0e737febaf0ff442956b78b19c30
Reviewed-by: Christian Stenger <christian.stenger@qt.io>
This commit is contained in:
hjk
2017-03-15 09:19:12 +01:00
parent 802eff3485
commit 68a4a3db94
1 changed files with 63 additions and 48 deletions
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29
share/qtcreator/debugger/gdbbridge.py
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@@ -970,20 +970,19 @@ class Dumper(DumperBase):
except: except:
return 0 return 0
def qtNamespaceX(self): def handleNewObjectFile(self, objfile):
if not self.currentQtNamespaceGuess is None:
return self.currentQtNamespaceGuess
for objfile in gdb.objfiles():
name = objfile.filename name = objfile.filename
if self.isWindowsTarget(): if self.isWindowsTarget():
isQtCoreObjFile = name.find('Qt5Cored.dll') >= 0 or name.find('Qt5Core.dll') >= 0 isQtCoreObjFile = name.find('Qt5Cored.dll') >= 0 or name.find('Qt5Core.dll') >= 0
else: else:
isQtCoreObjFile = name.find('/libQt5Core') >= 0 isQtCoreObjFile = name.find('/libQt5Core') >= 0
if isQtCoreObjFile: if isQtCoreObjFile:
self.handleQtCoreLoaded(objfile)
def handleQtCoreLoaded(self, objfile):
fd, tmppath = tempfile.mkstemp() fd, tmppath = tempfile.mkstemp()
os.close(fd) os.close(fd)
cmd = 'maint print msymbols %s "%s"' % (tmppath, name) cmd = 'maint print msymbols %s "%s"' % (tmppath, objfile.filename)
try: try:
symbols = gdb.execute(cmd, to_string = True) symbols = gdb.execute(cmd, to_string = True)
except: except:
@@ -1020,7 +1019,10 @@ class Dumper(DumperBase):
# The best guess is that there isn't any. # The best guess is that there isn't any.
self.qtNamespaceToReport = ns self.qtNamespaceToReport = ns
self.qtNamespace = lambda: ns self.qtNamespace = lambda: ns
return ns
def qtNamespaceX(self):
if not self.currentQtNamespaceGuess is None:
return self.currentQtNamespaceGuess
self.currentQtNamespaceGuess = '' self.currentQtNamespaceGuess = ''
return '' return ''
@@ -1413,4 +1415,17 @@ class InterpreterMessageBreakpoint(gdb.Breakpoint):
print('Interpreter event received.') print('Interpreter event received.')
return theDumper.handleInterpreterMessage() return theDumper.handleInterpreterMessage()
#######################################################################
#
# Shared objects
#
#######################################################################
def new_objfile_handler(event):
return theDumper.handleNewObjectFile(event.new_objfile)
gdb.events.new_objfile.connect(new_objfile_handler)
#InterpreterMessageBreakpoint() #InterpreterMessageBreakpoint()