From a45ea7c17b4a7f320e199b71436074bd624c9e15 Mon Sep 17 00:00:00 2001
From: Nikolay Baklicharov <thestorm.nik@gmail.com>
Date: Wed, 19 Mar 2025 00:30:39 +0200
Subject: [PATCH] CMake: Fix Apple Mobile platforms detection

---
 CMakeLists.txt | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index d07a127..eb7b935 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -81,6 +81,16 @@ target_sources( date INTERFACE
     $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/include>$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>/date/julian.h
 )
 
+set( APPLE_MOBILE_PLATFORM FALSE )
+if ( IOS
+    OR CMAKE_SYSTEM_NAME STREQUAL "iOS"
+    OR CMAKE_SYSTEM_NAME STREQUAL "visionOS"
+    OR CMAKE_SYSTEM_NAME STREQUAL "watchOS"
+    OR CMAKE_SYSTEM_NAME STREQUAL "tvOS"
+   )
+    set( APPLE_MOBILE_PLATFORM TRUE )
+endif()
+
 set(TARGET_HEADERS
     include/date/date.h
     include/date/solar_hijri.h
@@ -127,7 +137,7 @@ if( BUILD_TZ_LIB )
       PRIVATE
         include/date/tz_private.h
         src/tz.cpp )
-    if ( IOS )
+    if ( APPLE_MOBILE_PLATFORM )
       target_sources( date-tz
         PUBLIC
           $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/include>$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>/date/ios.h
@@ -158,7 +168,7 @@ if( BUILD_TZ_LIB )
 
     set(TZ_HEADERS include/date/tz.h)
 
-    if( IOS )
+    if( APPLE_MOBILE_PLATFORM )
         list(APPEND TZ_HEADERS include/date/ios.h)
     endif( )
     set_target_properties( date-tz PROPERTIES