[Lldb-commits] [PATCH] D125148: Add an example command that runs to one of a set of breakpoints

[Jim Ingham via Phabricator via lldb-commits]

jingham updated this revision to Diff 431837.
jingham added a comment.

Added support for breakpoint names as well as ID's.
Addressed other review comments.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D125148/new/

https://reviews.llvm.org/D125148

Files:
  lldb/examples/python/cont_to_bkpt.py


Index: lldb/examples/python/cont_to_bkpt.py
===================================================================
--- /dev/null
+++ lldb/examples/python/cont_to_bkpt.py
@@ -0,0 +1,78 @@
+import lldb
+
+class ContinueToBreakpoint:
+    def __init__(self, debugger, unused):
+        return
+
+    def __call__(self, debugger, command, exe_ctx, result):
+
+        target = exe_ctx.target
+        process = exe_ctx.process
+        
+        if  not target.IsValid():
+            result.SetError("Need a valid target")
+            return
+        if not process.IsValid():
+            result.SetError("Need a valid process")
+            return
+
+        bkpt_strs = command.split()
+        bkpt_ids = []
+        for str in bkpt_strs:
+            is_a_number = True
+            bkpt_id = lldb.LLDB_INVALID_BREAK_ID
+            try:
+                bkpt_id = int(str)
+            except:
+                is_a_number = False
+
+            if is_a_number:
+                bkpt = target.FindBreakpointByID(bkpt_id)
+                if not bkpt.IsValid():
+                    result.SetError("Input is a number, but not a known breakpoint ID: {0}".format(str))
+                    return
+
+                bkpt_ids.append(bkpt_id)
+            else:
+                bkpts_for_name = lldb.SBBreakpointList(target)
+                if target.FindBreakpointsByName(str, bkpts_for_name):
+                    for idx in range(0, bkpts_for_name.GetSize()):
+                        bkpt_ids.append(bkpts_for_name.GetBreakpointAtIndex(idx).GetID())
+                else:
+                    result.SetError("Input must be breakpoint id's or breakpoint names: {0}".format(str))
+                    return
+
+        if len(bkpt_ids) == 0:
+            result.SetError("No breakpoint to run to")
+            result.SetStatus(lldb.eReturnStatusFailed)
+            return
+
+        disabled_bkpts = []
+        for idx in range(0, target.num_breakpoints):
+            bkpt = target.GetBreakpointAtIndex(idx)
+            bkpt_id = bkpt.GetID()
+            if bkpt_id not in bkpt_ids:
+                if bkpt.enabled:
+                    disabled_bkpts.append(bkpt)
+                    bkpt.enabled = False
+        old_async = debugger.GetAsync()
+        debugger.SetAsync(False)
+        process.Continue()
+        strm = lldb.SBStream()
+        if process.state == lldb.eStateExited:
+            result.PutCString("process exited with state: {0}".format(process.exit_state))
+        else:
+            thread = process.GetSelectedThread()
+            thread.GetStatus(strm)
+            result.PutCString(strm.GetData())
+
+        result.SetStatus(lldb.eReturnStatusSuccessFinishResult)
+        for bkpt in disabled_bkpts:
+            bkpt.enabled = True;
+        debugger.SetAsync(old_async)
+
+    def get_short_help(self):
+        return "takes a list of breakpoint ID's and continues the process until one of the breakpoint IDs passed in is hit"
+
+def __lldb_init_module(debugger, unused):
+    debugger.HandleCommand("command script add -c {0}.ContinueToBreakpoint continue_to_bkpts".format(__name__))


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