--- /dev/null
+"""
+Test the SB API SBFrame::GuessLanguage.
+"""
+
+from __future__ import print_function
+
+
+import os
+import time
+import re
+import lldb
+import lldbsuite.test.lldbutil as lldbutil
+from lldbsuite.test.lldbtest import *
+
+
+class TestFrameGuessLanguage(TestBase):
+
+ mydir = TestBase.compute_mydir(__file__)
+
+ # If your test case doesn't stress debug info, the
+ # set this to true. That way it won't be run once for
+ # each debug info format.
+ NO_DEBUG_INFO_TESTCASE = True
+
+ def test_guess_language(self):
+ """Test GuessLanguage for C and C++."""
+ self.build()
+ self.do_test()
+
+ def setUp(self):
+ # Call super's setUp().
+ TestBase.setUp(self)
+
+ def check_language(self, thread, frame_no, test_lang):
+ frame = thread.frames[frame_no]
+ self.assertTrue(frame.IsValid(), "Frame %d was not valid."%(frame_no))
+ lang = frame.GuessLanguage()
+ self.assertEqual(lang, test_lang)
+
+ def do_test(self):
+ """Test GuessLanguage for C & C++."""
+ exe = os.path.join(os.getcwd(), "a.out")
+
+ # Create a target by the debugger.
+ target = self.dbg.CreateTarget(exe)
+ self.assertTrue(target, VALID_TARGET)
+
+ # Now create a breakpoint in main.c at the source matching
+ # "Set a breakpoint here"
+ breakpoint = target.BreakpointCreateBySourceRegex(
+ "Set breakpoint here", lldb.SBFileSpec("somefunc.c"))
+ self.assertTrue(breakpoint and
+ breakpoint.GetNumLocations() >= 1,
+ VALID_BREAKPOINT)
+
+ error = lldb.SBError()
+ # This is the launch info. If you want to launch with arguments or
+ # environment variables, add them using SetArguments or
+ # SetEnvironmentEntries
+
+ launch_info = lldb.SBLaunchInfo(None)
+ process = target.Launch(launch_info, error)
+ self.assertTrue(process, PROCESS_IS_VALID)
+
+ # Did we hit our breakpoint?
+ from lldbsuite.test.lldbutil import get_threads_stopped_at_breakpoint
+ threads = get_threads_stopped_at_breakpoint(process, breakpoint)
+ self.assertTrue(
+ len(threads) == 1,
+ "There should be a thread stopped at our breakpoint")
+
+ # The hit count for the breakpoint should be 1.
+ self.assertTrue(breakpoint.GetHitCount() == 1)
+
+ thread = threads[0]
+ self.check_language(thread, 0, lldb.eLanguageTypeC99)
+ self.check_language(thread, 1, lldb.eLanguageTypeC_plus_plus)
+ self.check_language(thread, 2, lldb.eLanguageTypeC_plus_plus)
+
+
+
return static_cast<const SBFrame *>(this)->GetFunctionName();
}
+lldb::LanguageType SBFrame::GuessLanguage() const {
+ std::unique_lock<std::recursive_mutex> lock;
+ ExecutionContext exe_ctx(m_opaque_sp.get(), lock);
+
+ StackFrame *frame = nullptr;
+ Target *target = exe_ctx.GetTargetPtr();
+ Process *process = exe_ctx.GetProcessPtr();
+ if (target && process) {
+ Process::StopLocker stop_locker;
+ if (stop_locker.TryLock(&process->GetRunLock())) {
+ frame = exe_ctx.GetFramePtr();
+ if (frame) {
+ return frame->GuessLanguage();
+ }
+ }
+ }
+ return eLanguageTypeUnknown;
+}
+
const char *SBFrame::GetFunctionName() const {
Log *log(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_API));
const char *name = nullptr;