From ab021cb74a2b3f0dab3258bf50929912100d1974 Mon Sep 17 00:00:00 2001
From: hachem <im@hachem.wtf>
Date: Fri, 28 Aug 2026 21:33:19 +0200
Subject: fix: cross platform build

---
 src/core/log.cpp | 59 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 src/core/log.cpp

(limited to 'src/core/log.cpp')

diff --git a/src/core/log.cpp b/src/core/log.cpp
new file mode 100644
index 0000000..f7285f3
--- /dev/null
+++ b/src/core/log.cpp
@@ -0,0 +1,59 @@
+#include "core/log.h"
+
+// there is no standard way to ask whether a stream is a terminal
+#ifdef HSDBG_WINDOWS
+    #define WIN32_LEAN_AND_MEAN
+    #define NOMINMAX
+    #include <windows.h>
+
+    #include <io.h>
+#else
+    #include <unistd.h>
+#endif
+
+namespace Hsdbg::Log::Detail
+{
+    namespace
+    {
+        constexpr int STDOUT_DESCRIPTOR = 1;
+        constexpr int STDERR_DESCRIPTOR = 2;
+
+#ifdef HSDBG_WINDOWS
+        // a windows console prints escapes literally until it is asked to
+        // interpret them, so a console that refuses gets the plain format
+        auto probe(bool to_stderr) -> bool
+        {
+            if (_isatty(to_stderr ? STDERR_DESCRIPTOR : STDOUT_DESCRIPTOR) == 0)
+                return false;
+
+            const HANDLE console = GetStdHandle(to_stderr ? STD_ERROR_HANDLE : STD_OUTPUT_HANDLE);
+
+            if (console == nullptr || console == INVALID_HANDLE_VALUE)
+                return false;
+
+            DWORD mode = 0;
+
+            if (GetConsoleMode(console, &mode) == 0)
+                return false;
+
+            if ((mode & ENABLE_VIRTUAL_TERMINAL_PROCESSING) != 0)
+                return true;
+
+            return SetConsoleMode(console, mode | ENABLE_VIRTUAL_TERMINAL_PROCESSING) != 0;
+        }
+#else
+        auto probe(bool to_stderr) -> bool
+        {
+            return isatty(to_stderr ? STDERR_DESCRIPTOR : STDOUT_DESCRIPTOR) != 0;
+        }
+#endif
+    }
+
+    auto is_terminal(bool to_stderr) -> bool
+    {
+        static const bool out = probe(false);
+        static const bool err = probe(true);
+
+        return to_stderr ? err : out;
+    }
+}
-- 
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