Merge pull request stephencelis#970 from bmwalters/fix/standalone-3.30.0

Fix building with standalone sqlite3 >= 3.30.0

Author: jberkel

SQLite.swift.podspec

@@ -50,7 +50,8 @@ Pod::Spec.new do |s|
     ss.private_header_files = 'Sources/SQLiteObjc/*.h'
 
     ss.xcconfig = {
-      'OTHER_SWIFT_FLAGS' => '$(inherited) -DSQLITE_SWIFT_STANDALONE'
+      'OTHER_SWIFT_FLAGS' => '$(inherited) -DSQLITE_SWIFT_STANDALONE',
+      'GCC_PREPROCESSOR_DEFINITIONS' => '$(inherited) SQLITE_SWIFT_STANDALONE=1'
     }
     ss.dependency 'sqlite3'
 

Sources/SQLiteObjc/include/SQLiteObjc.h

@@ -23,7 +23,11 @@
 //
 
 @import Foundation;
+#if defined(SQLITE_SWIFT_STANDALONE)
+@import sqlite3;
+#else
 @import SQLite3;
+#endif
 
 NS_ASSUME_NONNULL_BEGIN
 typedef NSString * _Nullable (^_SQLiteTokenizerNextCallback)(const char *input, int *inputOffset, int *inputLength);