From a9098e8304fb20c725c03d50162c8711ffcffc0e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mattias=20Lasersk=C3=B6ld?= <mattias.l.sk@gmail.com>
Date: Thu, 2 Nov 2023 22:39:36 +0100
Subject: [PATCH] Add logic for getting the current breakpoints from gdb.

Left to do is to publish so it is visible as annotations like
the lspplugin does it
---
 src/plugin/gdbdebugger.cpp     | 29 +++++++++++++++++------------
 src/plugin/gdbdebugger.h       | 14 ++++++++------
 src/screen/serializescreen.cpp |  2 --
 3 files changed, 25 insertions(+), 20 deletions(-)

diff --git a/src/plugin/gdbdebugger.cpp b/src/plugin/gdbdebugger.cpp
index 93d46b2..df6ab50 100644
--- a/src/plugin/gdbdebugger.cpp
+++ b/src/plugin/gdbdebugger.cpp
@@ -133,8 +133,12 @@ void GdbDebugger::setBreakpoint(SourceLocation loc) {
     _connection.send("b " + loc.path.string() + ":" +
                      std::to_string(loc.position.y() + 1));
     waitForDone();
+    _breakpointInfos.clear();
     _connection.send("info b"); // Request information about all set breakpoints
+    // New breakpoint infos will be added in the input thread
     waitForDone();
+
+    // TODO: Publish the information somehow
 }
 
 void GdbDebugger::deleteBreakpoint(SourceLocation loc) {}
@@ -188,18 +192,19 @@ void GdbDebugger::inputThread(std::istream &in) {
             }
         }
 
-        constexpr auto breakpointStr = std::string_view{"~\"Breakpoint "};
-        if (line.rfind(breakpointStr, 0) == 0) {
-            static const std::regex breakpointRegex(
-                R"~(~"Breakpoint (\d+) at (0x[0-9a-fA-F]+): file (.*), line (\d+).\\n")~");
-            if (std::regex_match(line, matches, breakpointRegex)) {
-                //                std::cout << "Breakpoint Number: " <<
-                //                matches[1].str()
-                //                          << std::endl;
-                //                std::cout << "Address: " << matches[2].str()
-                //                << std::endl; std::cout << "Filename: " <<
-                //                matches[3].str() << std::endl; std::cout <<
-                //                "Line: " << matches[4].str() << std::endl;
+        if (line.starts_with("~")) {
+            static const auto re = std::regex{
+                R"(~"(\d+)\s+breakpoint\s+.* in ([^\s]+) at ([^\s]+):(\d+))"};
+
+            auto match = std::smatch{};
+
+            if (std::regex_search(line, match, re)) {
+                _breakpointInfos.push_back({
+                    .breakpointNumber = match[1].str(),
+                    .functionSignature = match[2].str(),
+                    .filePath = match[3].str(),
+                    .lineNumber = std::stoi(match[4].str()),
+                });
             }
         }
 
diff --git a/src/plugin/gdbdebugger.h b/src/plugin/gdbdebugger.h
index 72e5503..0edbccb 100644
--- a/src/plugin/gdbdebugger.h
+++ b/src/plugin/gdbdebugger.h
@@ -11,6 +11,13 @@
 #include <string_view>
 #include <vector>
 
+struct BreakpointInfo {
+    std::string breakpointNumber;
+    std::string functionSignature;
+    std::string filePath;
+    int lineNumber;
+};
+
 class GdbDebugger : public IDebugger {
 public:
     GdbDebugger();
@@ -72,12 +79,7 @@ class GdbDebugger : public IDebugger {
     std::string _debugArgs;
     std::filesystem::path _workingDirectory;
 
-    enum RequestedInfo {
-        None,
-        BreakpointList,
-    };
-
-    RequestedInfo _requestedInfo = None;
+    std::vector<BreakpointInfo> _breakpointInfos;
 
     bool _isWaiting = false;
     std::mutex _waitMutex;
diff --git a/src/screen/serializescreen.cpp b/src/screen/serializescreen.cpp
index b81510e..bdcac2f 100644
--- a/src/screen/serializescreen.cpp
+++ b/src/screen/serializescreen.cpp
@@ -174,8 +174,6 @@ std::string SerializeScreen::request(std::string_view method) {
     }
 }
 
-// void SerializeScreen::receive(const nlohmann::json &json) {
-// void SerializeScreen::receive(Archive &arch) {
 void SerializeScreen::receive(std::string_view str) {
     PROFILE_FUNCTION();
     auto ss = std::istringstream{std::string{str}};