| //===--- magic-symbols-for-install-name.c - Magic linker directive symbols ===// |
| // |
| // This source file is part of the Swift.org open source project |
| // |
| // Copyright (c) 2014 - 2017 Apple Inc. and the Swift project authors |
| // Licensed under Apache License v2.0 with Runtime Library Exception |
| // |
| // See https://swift.org/LICENSE.txt for license information |
| // See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // A file containing magic symbols that instruct the linker to use a |
| // different install name when targeting older OSes. This file gets |
| // compiled into all of the libraries that are embedded for backward |
| // deployment. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #if defined(__APPLE__) && defined(__MACH__) |
| |
| #include <Availability.h> |
| #include <TargetConditionals.h> |
| #include "../public/SwiftShims/Visibility.h" |
| |
| #define RPATH_INSTALL_NAME_DIRECTIVE_IMPL2(name, major, minor) \ |
| SWIFT_RUNTIME_EXPORT const char install_name_ ## major ## _ ## minor \ |
| __asm("$ld$install_name$os" #major "." #minor "$@rpath/lib" #name ".dylib"); \ |
| const char install_name_ ## major ## _ ## minor = 0; |
| |
| #define RPATH_INSTALL_NAME_DIRECTIVE_IMPL(name, major, minor) \ |
| RPATH_INSTALL_NAME_DIRECTIVE_IMPL2(name, major, minor) |
| |
| #define RPATH_INSTALL_NAME_DIRECTIVE(major, minor) \ |
| RPATH_INSTALL_NAME_DIRECTIVE_IMPL(SWIFT_TARGET_LIBRARY_NAME, major, minor) |
| |
| |
| #if TARGET_OS_WATCH |
| // Check watchOS first, because TARGET_OS_IPHONE includes watchOS. |
| RPATH_INSTALL_NAME_DIRECTIVE( 2, 0) |
| RPATH_INSTALL_NAME_DIRECTIVE( 2, 1) |
| RPATH_INSTALL_NAME_DIRECTIVE( 2, 2) |
| RPATH_INSTALL_NAME_DIRECTIVE( 3, 0) |
| RPATH_INSTALL_NAME_DIRECTIVE( 3, 1) |
| RPATH_INSTALL_NAME_DIRECTIVE( 3, 2) |
| RPATH_INSTALL_NAME_DIRECTIVE( 4, 0) |
| RPATH_INSTALL_NAME_DIRECTIVE( 4, 1) |
| RPATH_INSTALL_NAME_DIRECTIVE( 4, 2) |
| RPATH_INSTALL_NAME_DIRECTIVE( 4, 3) |
| RPATH_INSTALL_NAME_DIRECTIVE( 5, 0) |
| RPATH_INSTALL_NAME_DIRECTIVE( 5, 1) |
| #elif TARGET_OS_IPHONE |
| RPATH_INSTALL_NAME_DIRECTIVE( 7, 0) |
| RPATH_INSTALL_NAME_DIRECTIVE( 7, 1) |
| RPATH_INSTALL_NAME_DIRECTIVE( 8, 0) |
| RPATH_INSTALL_NAME_DIRECTIVE( 8, 1) |
| RPATH_INSTALL_NAME_DIRECTIVE( 8, 2) |
| RPATH_INSTALL_NAME_DIRECTIVE( 8, 3) |
| RPATH_INSTALL_NAME_DIRECTIVE( 8, 4) |
| RPATH_INSTALL_NAME_DIRECTIVE( 9, 0) |
| RPATH_INSTALL_NAME_DIRECTIVE( 9, 1) |
| RPATH_INSTALL_NAME_DIRECTIVE( 9, 2) |
| RPATH_INSTALL_NAME_DIRECTIVE( 9, 3) |
| RPATH_INSTALL_NAME_DIRECTIVE(10, 0) |
| RPATH_INSTALL_NAME_DIRECTIVE(10, 1) |
| RPATH_INSTALL_NAME_DIRECTIVE(10, 2) |
| RPATH_INSTALL_NAME_DIRECTIVE(10, 3) |
| RPATH_INSTALL_NAME_DIRECTIVE(11, 0) |
| RPATH_INSTALL_NAME_DIRECTIVE(11, 1) |
| RPATH_INSTALL_NAME_DIRECTIVE(11, 2) |
| RPATH_INSTALL_NAME_DIRECTIVE(11, 3) |
| RPATH_INSTALL_NAME_DIRECTIVE(11, 4) |
| RPATH_INSTALL_NAME_DIRECTIVE(12, 0) |
| RPATH_INSTALL_NAME_DIRECTIVE(12, 1) |
| #elif TARGET_OS_OSX |
| RPATH_INSTALL_NAME_DIRECTIVE(10, 9) |
| RPATH_INSTALL_NAME_DIRECTIVE(10, 10) |
| RPATH_INSTALL_NAME_DIRECTIVE(10, 11) |
| RPATH_INSTALL_NAME_DIRECTIVE(10, 12) |
| RPATH_INSTALL_NAME_DIRECTIVE(10, 13) |
| |
| // When building with a deployment target of < macOS 10.14, |
| // treat macOS 10.14 as an "older OS." |
| #if __MAC_OS_X_VERSION_MIN_REQUIRED < __MAC_10_14 |
| RPATH_INSTALL_NAME_DIRECTIVE(10, 14) |
| #endif |
| |
| #else |
| #error Unknown target. |
| #endif |
| |
| #endif // defined(__APPLE__) && defined(__MACH__) |
