From 93f33615ad7d78a3614680398b6bc842f857698c Mon Sep 17 00:00:00 2001
From: Jonas Kvinge <jonas@jkvinge.net>
Date: Wed, 31 Jul 2019 23:06:59 +0200
Subject: [PATCH] Don't use check_cxx_source_runs when cross-compiling

---
 CMakeLists.txt | 35 ++++++++++++++++++-----------------
 1 file changed, 18 insertions(+), 17 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 51b7b58bf..0861a5e88 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -361,23 +361,24 @@ endif()
 
 # Check that we have sqlite3 with FTS5
 
-set(CMAKE_REQUIRED_LIBRARIES ${Qt5Core_LIBRARIES} ${Qt5Sql_LIBRARIES})
-set(CMAKE_REQUIRED_INCLUDES ${Qt5Core_INCLUDE_DIRS} ${Qt5Sql_INCLUDE_DIRS})
-
-check_cxx_source_runs("
-  #include <QSqlDatabase>
-  #include <QSqlQuery>
-  int main() {
-    QSqlDatabase db = QSqlDatabase::addDatabase(\"QSQLITE\");
-    db.setDatabaseName(\":memory:\");
-    if (!db.open()) { return 1; }
-    QSqlQuery q(db);
-    q.prepare(\"CREATE VIRTUAL TABLE test_fts USING fts5(test, tokenize = 'unicode61 remove_diacritics 0');\");
-    if (!q.exec()) return 1;
-  }
-  "
-  SQLITE3_FTS5
-)
+if(NOT CMAKE_CROSSCOMPILING)
+  set(CMAKE_REQUIRED_LIBRARIES ${Qt5Core_LIBRARIES} ${Qt5Sql_LIBRARIES})
+  set(CMAKE_REQUIRED_INCLUDES ${Qt5Core_INCLUDE_DIRS} ${Qt5Sql_INCLUDE_DIRS})
+  check_cxx_source_runs("
+    #include <QSqlDatabase>
+    #include <QSqlQuery>
+    int main() {
+      QSqlDatabase db = QSqlDatabase::addDatabase(\"QSQLITE\");
+      db.setDatabaseName(\":memory:\");
+      if (!db.open()) { return 1; }
+      QSqlQuery q(db);
+      q.prepare(\"CREATE VIRTUAL TABLE test_fts USING fts5(test, tokenize = 'unicode61 remove_diacritics 0');\");
+      if (!q.exec()) return 1;
+    }
+    "
+    SQLITE3_FTS5
+  )
+endif()
 
 if(HAVE_XINE)
   check_cxx_source_compiles("