debug: enable libstdc++ helpers

5 files changed, 41 insertions, 17 deletions

diff --git a/.vscode/launch.json b/.vscode/launch.json
index d5b2401..90c7520 100644
--- a/.vscode/launch.json
+++ b/.vscode/launch.json
@@ -27,8 +27,12 @@
                     "text": "-file-exec-and-symbols ${command:cmake.buildDirectory}/bin/${command:cmake.buildType}/kernel.sym"
                 },
                 {
-                    "description": "Load custom Python helpers",
-                    "text": "-interpreter-exec console \"source ${workspaceFolder}/scripts/gdb/load.py\""
+                    "description": "Load teachos python helpers",
+                    "text": "source ${workspaceFolder}/scripts/gdb/teachos.py"
+                },
+                {
+                    "description": "Load toolchain python helpers",
+                    "text": "source ${workspaceFolder}/scripts/gdb/toolchain.py"
                 }
             ]
         }
diff --git a/libs/kstd/gdb/__init__.py b/libs/kstd/gdb/__init__.py
index fc5e8fb..2d61539 100644
--- a/libs/kstd/gdb/__init__.py
+++ b/libs/kstd/gdb/__init__.py
@@ -2,7 +2,6 @@ import gdb.printing
 
 from .vector import KstdVectorPrinter
 from .string import KstdStringPrinter
-from .std_types import StdBytePrinter
 from .smart_pointers import KstdUniquePtrPrinter, KstdSharedPtrPrinter
 
 
@@ -10,7 +9,6 @@ def build_pretty_printers():
     pp = gdb.printing.RegexpCollectionPrettyPrinter("kstd")
     pp.add_printer("vector", "^kstd::vector<.*>$", KstdVectorPrinter)
     pp.add_printer("string", "^kstd::string$", KstdStringPrinter)
-    pp.add_printer("std_byte", "^std::byte$", StdBytePrinter)
     pp.add_printer("unique_ptr", "^kstd::unique_ptr<.*>$", KstdUniquePtrPrinter)
     pp.add_printer("shared_ptr", "^kstd::shared_ptr<.*>$", KstdSharedPtrPrinter)
     return pp
diff --git a/libs/kstd/gdb/std_types.py b/libs/kstd/gdb/std_types.py
deleted file mode 100644
index deb5c58..0000000
--- a/libs/kstd/gdb/std_types.py
+++ /dev/null
@@ -1,13 +0,0 @@
-import gdb
-from teachos import TeachOSBasePrinter
-
-
-class StdBytePrinter(TeachOSBasePrinter):
-
-    def to_string(self):
-        try:
-            uint8_type = gdb.lookup_type("unsigned char")
-            numeric_value = int(self.value.cast(uint8_type))
-            return f"{numeric_value:#04x}"
-        except gdb.error:
-            return f"<optimized out or unreadable>"
diff --git a/scripts/gdb/load.py b/scripts/gdb/teachos.py
index 355f6b9..355f6b9 100644
--- a/scripts/gdb/load.py
+++ b/scripts/gdb/teachos.py
diff --git a/scripts/gdb/toolchain.py b/scripts/gdb/toolchain.py
new file mode 100644
index 0000000..bbb7810
--- /dev/null
+++ b/scripts/gdb/toolchain.py
@@ -0,0 +1,35 @@
+import os
+import subprocess
+import sys
+
+
+def setup_toolchain_debugging():
+    try:
+        gcc_path = (
+            subprocess.check_output(["which", "x86_64-pc-elf-g++"])
+            .decode("utf-8")
+            .strip()
+        )
+        python_dir = None
+
+        share_path = os.path.join(os.path.dirname(os.path.dirname(gcc_path)), "share")
+        for root, dirs, _ in os.walk(share_path):
+            if "libstdcxx" in dirs:
+                python_dir = root
+                break
+
+        if python_dir:
+            sys.path.insert(0, python_dir)
+
+            from libstdcxx.v6.printers import register_libstdcxx_printers
+            from libstdcxx.v6.xmethods import register_libstdcxx_xmethods
+
+            register_libstdcxx_printers(None)
+            register_libstdcxx_xmethods(None)
+
+            print(f"Loaded Printers & Xmethods from: {python_dir}")
+    except Exception as e:
+        print(f"Debug setup failed: {e}")
+
+
+setup_toolchain_debugging()