From 70b4ce79fb493e45ae8884389ed146cf334a0369 Mon Sep 17 00:00:00 2001
From: Urs Fleisch <ufleisch@users.sourceforge.net>
Date: Fri, 3 Nov 2023 22:53:31 +0100
Subject: [PATCH] Fix build on Mac with Homebrew utf8cpp

---
 taglib/CMakeLists.txt | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/taglib/CMakeLists.txt b/taglib/CMakeLists.txt
index 911ce058..89f527d1 100644
--- a/taglib/CMakeLists.txt
+++ b/taglib/CMakeLists.txt
@@ -343,6 +343,16 @@ add_library(tag ${tag_LIB_SRCS} ${tag_HDRS})
 target_link_libraries(tag $<$<TARGET_EXISTS:utf8::cpp>:utf8::cpp>)
 target_link_libraries(tag $<$<TARGET_EXISTS:ZLIB::ZLIB>:ZLIB::ZLIB>)
 
+# Homebrew utf8cpp 4.0.1 seems to have issues. utf8.h is not found because
+# imported target utf8::cpp does not exist. The imported target utf8cpp::utf8cpp
+# includes non-existent path /usr/local/include/utf8cpp and cannot be used.
+# Therefore the following (temporary) hack is used to find the utf8cpp includes.
+if(APPLE)
+  if(EXISTS /usr/local/include/utf8.h)
+    include_directories(/usr/local/include)
+  endif()
+endif()
+
 set_target_properties(tag PROPERTIES
   VERSION ${TAGLIB_SOVERSION_MAJOR}.${TAGLIB_SOVERSION_MINOR}.${TAGLIB_SOVERSION_PATCH}
   SOVERSION ${TAGLIB_SOVERSION_MAJOR}