Move assert and debug trace functions into their own header Debugging.h.

PLATFORM_ASSERT is used in data structure headers which led to including
graphics and windowing APIs in data structure modules.

1 files changed, 44 insertions, 0 deletions

diff --git a/src/Debugging.h b/src/Debugging.h
new file mode 100644
index 000000000..b7ea20b98
--- /dev/null
+++ b/src/Debugging.h
@@ -0,0 +1,44 @@
+// Scintilla source code edit control
+/** @file Debugging.h
+ ** Assert and debug trace functions.
+ ** Implemented in each platform layer.
+ **/
+// Copyright 1998-2009 by Neil Hodgson <neilh@scintilla.org>
+// The License.txt file describes the conditions under which this software may be distributed.
+
+#ifndef DEBUGGING_H
+#define DEBUGGING_H
+
+namespace Scintilla {
+
+#if defined(__clang__)
+# if __has_feature(attribute_analyzer_noreturn)
+#  define CLANG_ANALYZER_NORETURN __attribute__((analyzer_noreturn))
+# else
+#  define CLANG_ANALYZER_NORETURN
+# endif
+#else
+# define CLANG_ANALYZER_NORETURN
+#endif
+
+/**
+ * Platform namespace used to segregate debugging functions.
+ */
+namespace Platform {
+
+void DebugDisplay(const char *s) noexcept;
+void DebugPrintf(const char *format, ...) noexcept;
+bool ShowAssertionPopUps(bool assertionPopUps_) noexcept;
+void Assert(const char *c, const char *file, int line) noexcept CLANG_ANALYZER_NORETURN;
+
+}
+
+#ifdef  NDEBUG
+#define PLATFORM_ASSERT(c) ((void)0)
+#else
+#define PLATFORM_ASSERT(c) ((c) ? (void)(0) : Scintilla::Platform::Assert(#c, __FILE__, __LINE__))
+#endif
+
+}
+
+#endif