From 71f1e3ea1fc641db283b8da31af5ff98128a8802 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?furby=E2=84=A2?= <devs@wabi.foundation>
Date: Sat, 27 Jul 2024 15:34:08 -0600
Subject: [PATCH] Offer alternative for cxxabi on Windows (Swift+Clang). * This
 fixes the clang compilation of OpenTimelineIO on Windows, when compiling with
 Swift.

---
 src/opentimelineio/stringUtils.cpp | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/src/opentimelineio/stringUtils.cpp b/src/opentimelineio/stringUtils.cpp
index f84d977..3d713f3 100644
--- a/src/opentimelineio/stringUtils.cpp
+++ b/src/opentimelineio/stringUtils.cpp
@@ -4,7 +4,12 @@
 #include "opentimelineio/serializableObject.h"
 #if defined(__GNUC__) || defined(__clang__)
 #    include <cstdlib>
-#    include <cxxabi.h>
+#    if __has_include(<cxxabi.h>)
+#       define OTIO_HAVE_DEMANGLER 1
+#       include <cxxabi.h>
+#    else // !__has_include(<cxxabi.h>)
+#        define OTIO_HAVE_DEMANGLER 0
+#    endif // __has_include(<cxxabi.h>)
 #    include <memory>
 #else
 #    include <typeinfo>
@@ -15,6 +20,7 @@ namespace {
 std::string
 cxxabi_type_name_for_error_mesage(const char* name)
 {
+    #if OTIO_HAVE_DEMANGLE
     int status = -4; // some arbitrary value to eliminate the compiler warning
 
     std::unique_ptr<char, void (*)(void*)> res{
@@ -23,6 +29,9 @@ cxxabi_type_name_for_error_mesage(const char* name)
     };
 
     return (status == 0) ? res.get() : name;
+    #else // !OTIO_HAVE_DEMANGLE
+    return name;
+    #endif // OTIO_HAVE_DEMANGLE
 }
 #endif
 } // namespace