diff options
| -rw-r--r-- | lldb/scripts/lldb.swig | 27 | ||||
| -rw-r--r-- | lldb/test/python_api/thread/Makefile | 5 | ||||
| -rw-r--r-- | lldb/test/python_api/thread/TestThreadAPI.py | 66 | ||||
| -rw-r--r-- | lldb/test/python_api/thread/main.cpp | 26 |
4 files changed, 124 insertions, 0 deletions
diff --git a/lldb/scripts/lldb.swig b/lldb/scripts/lldb.swig index 752be409b90..1362616bf33 100644 --- a/lldb/scripts/lldb.swig +++ b/lldb/scripts/lldb.swig @@ -53,9 +53,34 @@ } } +/* Typemap definitions to allow SWIG to properly handle char buffer. */ + +// typemap for a char buffer +// See also SBThread::GetStopDescription. +%typemap(in) (char *dst, size_t dst_len) { + if (!PyInt_Check($input)) { + PyErr_SetString(PyExc_ValueError, "Expecting an integer"); + return NULL; + } + $2 = PyInt_AsLong($input); + if ($2 < 0) { + PyErr_SetString(PyExc_ValueError, "Positive integer expected"); + return NULL; + } + $1 = (char *) malloc($2); +} + +// Return the char buffer. Discarding any previous return result +// See also SBThread::GetStopDescription. +%typemap(argout) (char *dst, size_t dst_len) { + Py_XDECREF($result); /* Blow away any previous result */ + $result = PyString_FromStringAndSize(($1),result); + free($1); +} // typemap for an outgoing buffer +// See also SBProcess::WriteMemory. %typemap(in) (const void *buf, size_t size) { if (!PyString_Check($input)) { PyErr_SetString(PyExc_ValueError, "Expecting a string"); @@ -66,6 +91,7 @@ } // typemap for an incoming buffer +// See also SBProcess::ReadMemory. %typemap(in) (void *buf, size_t size) { if (!PyInt_Check($input)) { PyErr_SetString(PyExc_ValueError, "Expecting an integer"); @@ -80,6 +106,7 @@ } // Return the buffer. Discarding any previous return result +// See also SBProcess::ReadMemory. %typemap(argout) (void *buf, size_t size) { Py_XDECREF($result); /* Blow away any previous result */ if (result < 0) { /* Check for I/O error */ diff --git a/lldb/test/python_api/thread/Makefile b/lldb/test/python_api/thread/Makefile new file mode 100644 index 00000000000..8a7102e347a --- /dev/null +++ b/lldb/test/python_api/thread/Makefile @@ -0,0 +1,5 @@ +LEVEL = ../../make + +CXX_SOURCES := main.cpp + +include $(LEVEL)/Makefile.rules diff --git a/lldb/test/python_api/thread/TestThreadAPI.py b/lldb/test/python_api/thread/TestThreadAPI.py new file mode 100644 index 00000000000..fa1e8eab2af --- /dev/null +++ b/lldb/test/python_api/thread/TestThreadAPI.py @@ -0,0 +1,66 @@ +""" +Test SBThread APIs. +""" + +import os, time +import unittest2 +import lldb +from lldbutil import get_stopped_thread +from lldbtest import * + +class ThreadAPITestCase(TestBase): + + mydir = os.path.join("python_api", "thread") + + @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin") + @python_api_test + def test_get_stop_description_with_dsym(self): + """Test Python SBThread.GetStopDescription() API.""" + self.buildDsym() + self.get_stop_description() + + @python_api_test + def test_get_stop_description_with_dwarf(self): + """Test Python SBThread.GetStopDescription() API.""" + self.buildDwarf() + self.get_stop_description() + + def setUp(self): + # Call super's setUp(). + TestBase.setUp(self) + # Find the line number to break inside main(). + self.line = line_number("main.cpp", "// Set break point at this line and check variable 'my_char'.") + + def get_stop_description(self): + """Test Python SBProcess.ReadMemory() API.""" + exe = os.path.join(os.getcwd(), "a.out") + self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) + + target = self.dbg.CreateTarget(exe) + self.assertTrue(target.IsValid(), VALID_TARGET) + + breakpoint = target.BreakpointCreateByLocation("main.cpp", self.line) + self.assertTrue(breakpoint.IsValid(), VALID_BREAKPOINT) + #self.runCmd("breakpoint list") + + # Launch the process, and do not stop at the entry point. + error = lldb.SBError() + self.process = target.Launch (self.dbg.GetListener(), None, None, os.ctermid(), os.ctermid(), os.ctermid(), None, 0, False, error) + + thread = get_stopped_thread(self.process, lldb.eStopReasonBreakpoint) + self.assertTrue(thread != None, "There should be a thread stopped due to breakpoint") + #self.runCmd("process status") + + # Due to the typemap magic (see lldb.swig), we pass in an (int)length to GetStopDescription + # and expect to get a Python string as the result object! + # The 100 is just an arbitrary number specifying the buffer size. + stop_description = thread.GetStopDescription(100) + self.expect(stop_description, exe=False, + startstr = 'breakpoint') + + +if __name__ == '__main__': + import atexit + lldb.SBDebugger.Initialize() + atexit.register(lambda: lldb.SBDebugger.Terminate()) + unittest2.main() diff --git a/lldb/test/python_api/thread/main.cpp b/lldb/test/python_api/thread/main.cpp new file mode 100644 index 00000000000..8d806903689 --- /dev/null +++ b/lldb/test/python_api/thread/main.cpp @@ -0,0 +1,26 @@ +//===-- main.c --------------------------------------------------*- C++ -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +#include <stdio.h> + +// This simple program is to test the lldb Python API related to thread. + +char my_char = 'u'; +int my_int = 0; + +int main (int argc, char const *argv[]) +{ + for (int i = 0; i < 3; ++i) { + printf("my_char='%c'\n", my_char); + ++my_char; + } + + printf("after the loop: my_char='%c'\n", my_char); // 'my_char' should print out as 'x'. + + return 0; // Set break point at this line and check variable 'my_char'. +} |
