From 3c78d0cec68740231d6d2baac64f9a3584f67ee1 Mon Sep 17 00:00:00 2001
From: Nirbheek Chauhan <nirbheek@centricular.com>
Date: Fri, 29 May 2020 00:31:35 +0530
Subject: [PATCH] meson: Autodetect when building for iOS

Instead of relying on `system` to be set correctly in the
cross-compile file, detect when we're building for iOS/watchOS/tvOS.
---
 meson.build | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/meson.build b/meson.build
index f9fb01e20..51554ef62 100644
--- a/meson.build
+++ b/meson.build
@@ -33,6 +33,16 @@ endif
 
 host_system = host_machine.system()
 
+if host_system == 'darwin'
+  ios_test_code = '''#include <TargetConditionals.h>
+  #if ! TARGET_OS_IPHONE
+  #error "Not iOS/tvOS/watchOS/iPhoneSimulator"
+  #endif'''
+  if cc.compiles(ios_test_code, name : 'building for iOS')
+    host_system = 'ios'
+  endif
+endif
+
 glib_version = meson.project_version()
 glib_api_version = '2.0'
 version_arr = glib_version.split('.')