abort/error: print backtrace, abuse templates, overhaul result/diag (macos not done yet)

libraries/libstratosphere/source/os/impl/os_debug_impl.os.linux.hpp

@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#pragma once
+#include <stratosphere.hpp>
+
+namespace ams::os::impl {
+
+    class DebugLinuxImpl {
+        public:
+            static void GetCurrentStackInfo(uintptr_t *out_stack, size_t *out_size) {
+                /* Check pre-conditions. */
+                AMS_ASSERT(out_stack != nullptr);
+                AMS_ASSERT(out_size != nullptr);
+
+                /* Get the current stack by pthread */
+                pthread_attr_t attr;
+                pthread_attr_init(std::addressof(attr));
+                ON_SCOPE_EXIT { pthread_attr_destroy(std::addressof(attr)); };
+
+                const auto getattr_res = pthread_getattr_np(pthread_self(), std::addressof(attr));
+                AMS_ABORT_UNLESS(getattr_res == 0);
+
+                /* Get the thread satck. */
+                void *base = nullptr;
+                size_t size  = 0;
+                const auto getstack_res = pthread_getattr_np(pthread_self(), std::addressof(attr));
+                AMS_ABORT_UNLESS(getstack_res == 0);
+
+                *out_stack = reinterpret_cast<uintptr_t>(base);
+                *out_size  = size;
+            }
+
+            static void QueryMemoryInfo(os::MemoryInfo *out) {
+                AMS_UNUSED(out);
+                AMS_ABORT("TODO: Linux QueryMemoryInfo");
+            }
+
+            static Tick GetIdleTickCount() {
+                return os::Tick(0);
+            }
+
+            static Tick GetThreadTickCount() {
+                return os::Tick(0);
+            }
+
+            static int GetFreeThreadCount() {
+                return 0;
+            }
+    };
+
+    using DebugImpl = DebugLinuxImpl;
+
+}