From 7a6c3af9c8c1267982db39320c86a22279352f5f Mon Sep 17 00:00:00 2001
From: icex2 <djh.icex2@gmail.com>
Date: Thu, 15 Aug 2024 11:34:31 +0200
Subject: [PATCH] feat: Add log-ext, handle win last errors

Helper to easily deal with GetLastError, log it and
make the application fail
---
 src/main/core/Module.mk |  1 +
 src/main/core/log-ext.c | 27 +++++++++++++++++++++++++++
 src/main/core/log-ext.h | 22 ++++++++++++++++++++++
 3 files changed, 50 insertions(+)
 create mode 100644 src/main/core/log-ext.c
 create mode 100644 src/main/core/log-ext.h

diff --git a/src/main/core/Module.mk b/src/main/core/Module.mk
index a052b13..2ddb34a 100644
--- a/src/main/core/Module.mk
+++ b/src/main/core/Module.mk
@@ -8,6 +8,7 @@ src_core	:= \
 	config-property-node.c \
 	log-bt-ext.c \
 	log-bt.c \
+	log-ext.c \
 	log-sink-async.c \
 	log-sink-debug.c \
 	log-sink-file.c \
diff --git a/src/main/core/log-ext.c b/src/main/core/log-ext.c
new file mode 100644
index 0000000..87c89b3
--- /dev/null
+++ b/src/main/core/log-ext.c
@@ -0,0 +1,27 @@
+
+
+#include <windows.h>
+
+#include "iface-core/log.h"
+
+void core_log_ext_win_last_error_log(const char *module, bt_core_log_message_t log_message)
+{
+    LPSTR buffer;
+    DWORD last_error;
+
+    last_error = GetLastError();
+
+    FormatMessageA(
+        FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM |
+            FORMAT_MESSAGE_IGNORE_INSERTS,
+        NULL,
+        last_error,
+        MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
+        (LPSTR) &buffer,
+        0,
+        NULL);
+
+    log_message(module, "Last error (%08X): %s", last_error, buffer);
+
+    LocalFree(buffer);
+}
\ No newline at end of file
diff --git a/src/main/core/log-ext.h b/src/main/core/log-ext.h
new file mode 100644
index 0000000..0b90906
--- /dev/null
+++ b/src/main/core/log-ext.h
@@ -0,0 +1,22 @@
+#ifndef CORE_LOG_EXT_H
+#define CORE_LOG_EXT_H
+
+#include "iface-core/log.h"
+
+#define log_fatal_on_win_last_error(...)                                        \
+    if (GetLastError() != 0) {                                                  \
+        _bt_core_log_api.v1.fatal(                                              \
+            LOG_MODULE,                                                         \
+            "%s:%d: function `%s'",                                             \
+            __FILE__,                                                           \
+            __LINE__,                                                           \
+            __FUNCTION__);                                                      \
+        _bt_core_log_api.v1.fatal(LOG_MODULE, __VA_ARGS__);                     \
+        core_log_ext_win_last_error_log(LOG_MODULE, _bt_core_log_api.v1.fatal); \
+        _bt_core_log_api.v1.fatal(LOG_MODULE, "");                              \
+        abort();                                                                \
+    }
+
+void core_log_ext_win_last_error_log(const char *module, bt_core_log_message_t log_message);
+
+#endif
\ No newline at end of file