termux-packages/packages/swift/swift-cmake.patch

diff --git a/swift/CMakeLists.txt b/swift/CMakeLists.txt
index b7503ecdd6..c643c2c9a5 100644
--- a/swift/CMakeLists.txt
+++ b/swift/CMakeLists.txt
@@ -165,6 +165,8 @@ elseif(CMAKE_SYSTEM_NAME STREQUAL Windows AND NOT CMAKE_HOST_SYSTEM_NAME STREQUA
   set(SWIFT_USE_LINKER_default "lld")
 elseif(CMAKE_SYSTEM_NAME STREQUAL Darwin)
   set(SWIFT_USE_LINKER_default "")
+elseif("${SWIFT_HOST_VARIANT_SDK}" STREQUAL "ANDROID" AND NOT "${SWIFT_HOST_VARIANT_ARCH}" STREQUAL "armv7")
+  set(SWIFT_USE_LINKER_default "lld")
 else()
   set(SWIFT_USE_LINKER_default "gold")
 endif()
@@ -463,7 +463,7 @@ set(SWIFT_BUILD_HOST_DISPATCH FALSE)
 if(SWIFT_ENABLE_DISPATCH AND NOT CMAKE_SYSTEM_NAME STREQUAL Darwin)
   # Only build libdispatch for the host if the host tools are being built and
   # specifically if these two libraries that depend on it are built.
-  if(SWIFT_INCLUDE_TOOLS AND (SWIFT_BUILD_SYNTAXPARSERLIB OR SWIFT_BUILD_SOURCEKIT))
+  if(${CMAKE_HOST_SYSTEM_NAME} STREQUAL Android AND SWIFT_INCLUDE_TOOLS AND (SWIFT_BUILD_SYNTAXPARSERLIB OR SWIFT_BUILD_SOURCEKIT))
     set(SWIFT_BUILD_HOST_DISPATCH TRUE)
   endif()
 
@@ -976,7 +976,8 @@ if (LLVM_ENABLE_DOXYGEN)
   message(STATUS "Doxygen: enabled")
 endif()
 
-if(SWIFT_ENABLE_DISPATCH)
+# Use the Termux libdispatch when cross-compiling instead.
+if(SWIFT_ENABLE_DISPATCH AND ${CMAKE_HOST_SYSTEM_NAME} STREQUAL Android)
   include(Libdispatch)
 endif()
 
diff --git a/swift/localization/CMakeLists.txt b/swift/localization/CMakeLists.txt
index 07a3585a66c..461a98b6856 100644
--- a/swift/localization/CMakeLists.txt
+++ b/swift/localization/CMakeLists.txt
@@ -1,3 +1,4 @@
+if("${SWIFT_NATIVE_SWIFT_TOOLS_PATH}" STREQUAL "${SWIFT_RUNTIME_OUTPUT_INTDIR}")
 set(diagnostic_witness "${CMAKE_BINARY_DIR}/share/swift/diagnostics/generated")
 
 add_custom_command(
@@ -32,3 +33,4 @@ swift_install_in_component(
   PATTERN "*.db"
   PATTERN "*.yaml"
 )
+endif()
diff --git a/swift/stdlib/public/Concurrency/CMakeLists.txt b/swift/stdlib/public/Concurrency/CMakeLists.txt
index 3313f56c8a6..59804ff6228 100644
--- a/swift/stdlib/public/Concurrency/CMakeLists.txt
+++ b/swift/stdlib/public/Concurrency/CMakeLists.txt
@@ -27,8 +27,8 @@ if(SWIFT_CONCURRENCY_USES_DISPATCH)
     # FIXME: we can't rely on libdispatch having been built for the
     # target at this point in the process.  Currently, we're relying
     # on soft-linking.
-    list(APPEND swift_concurrency_link_libraries
-      dispatch)
+    #list(APPEND swift_concurrency_link_libraries
+    #  dispatch)
   endif()
 endif()
 
@@ -87,6 +87,6 @@ add_swift_target_library(swift_Concurrency ${SWIFT_STDLIB_LIBRARY_BUILD_TYPES} I
     -Xfrontend -enable-experimental-concurrency
     -Xfrontend -define-availability
     -Xfrontend \"SwiftStdlib 5.5:macOS 12.0, iOS 15.0, watchOS 8.0, tvOS 15.0\"
-  LINK_FLAGS "${SWIFT_RUNTIME_CONCURRENCY_SWIFT_LINK_FLAGS}"
+  LINK_FLAGS "${SWIFT_RUNTIME_CONCURRENCY_SWIFT_LINK_FLAGS};-ldispatch"
   INSTALL_IN_COMPONENT stdlib
 )
diff --git a/swift/stdlib/public/Platform/CMakeLists.txt b/swift/stdlib/public/Platform/CMakeLists.txt
index 8ded40c5791..c811000b1d1 100644
--- a/swift/stdlib/public/Platform/CMakeLists.txt
+++ b/swift/stdlib/public/Platform/CMakeLists.txt
@@ -97,6 +97,7 @@ foreach(sdk ${SWIFT_SDKS})
         OUTPUT "${glibc_modulemap_out}"
         FLAGS
             "-DCMAKE_SDK=${sdk}"
+            "-DTERMUX_INCLUDE_PATH=${SWIFT_ANDROID_NATIVE_SYSROOT}/usr/include"
             "-DGLIBC_INCLUDE_PATH=${SWIFT_SDK_${sdk}_ARCH_${arch}_LIBC_INCLUDE_DIRECTORY}"
             "-DGLIBC_ARCH_INCLUDE_PATH=${SWIFT_SDK_${sdk}_ARCH_${arch}_LIBC_ARCHITECTURE_INCLUDE_DIRECTORY}")
 
@@ -106,18 +107,19 @@ foreach(sdk ${SWIFT_SDKS})
     # with its own native sysroot, create a native modulemap without a sysroot
     # prefix. This is the one we'll install instead.
     if(NOT "${SWIFT_SDK_${SWIFT_HOST_VARIANT_SDK}_ARCH_${arch}_PATH}" STREQUAL "/" AND
-       NOT (${sdk} STREQUAL ANDROID AND NOT "${SWIFT_ANDROID_NATIVE_SYSROOT}" STREQUAL ""))
+       (${sdk} STREQUAL ANDROID AND NOT "${SWIFT_ANDROID_NATIVE_SYSROOT}" STREQUAL ""))
       set(glibc_sysroot_relative_modulemap_out "${module_dir}/sysroot-relative-modulemaps/glibc.modulemap")
 
-      string(REPLACE "${SWIFT_SDK_${SWIFT_HOST_VARIANT_SDK}_ARCH_${arch}_PATH}"
-        "" absolute_libc_include_path "${SWIFT_SDK_${sdk}_ARCH_${arch}_LIBC_INCLUDE_DIRECTORY}")
-      string(REPLACE "${SWIFT_SDK_${SWIFT_HOST_VARIANT_SDK}_ARCH_${arch}_PATH}"
-        "" absolute_libc_arch_include_path ${SWIFT_SDK_${sdk}_ARCH_${arch}_LIBC_ARCHITECTURE_INCLUDE_DIRECTORY})
+      string(REPLACE "${SWIFT_SDK_${sdk}_ARCH_${arch}_PATH}/usr"
+        "${SWIFT_ANDROID_NATIVE_SYSROOT}/usr" absolute_libc_include_path "${SWIFT_SDK_${sdk}_ARCH_${arch}_LIBC_INCLUDE_DIRECTORY}")
+      string(REPLACE "${SWIFT_SDK_${sdk}_ARCH_${arch}_PATH}/usr"
+        "${SWIFT_ANDROID_NATIVE_SYSROOT}/usr" absolute_libc_arch_include_path ${SWIFT_SDK_${sdk}_ARCH_${arch}_LIBC_ARCHITECTURE_INCLUDE_DIRECTORY})
 
       handle_gyb_source_single(glibc_modulemap_native_target
         SOURCE "${glibc_modulemap_source}"
         OUTPUT "${glibc_sysroot_relative_modulemap_out}"
         FLAGS "-DCMAKE_SDK=${sdk}"
+              "-DTERMUX_INCLUDE_PATH=${SWIFT_ANDROID_NATIVE_SYSROOT}/usr/include"
               "-DGLIBC_INCLUDE_PATH=${absolute_libc_include_path}"
               "-DGLIBC_ARCH_INCLUDE_PATH=${absolute_libc_arch_include_path}")
 
diff --git a/swift/stdlib/cmake/modules/AddSwiftStdlib.cmake b/swift/stdlib/cmake/modules/AddSwiftStdlib.cmake
index 38191b01a64..1f851d3409c 100644
--- a/swift/stdlib/cmake/modules/AddSwiftStdlib.cmake
+++ b/swift/stdlib/cmake/modules/AddSwiftStdlib.cmake
@@ -397,6 +397,9 @@ function(_add_target_variant_link_flags)
     list(APPEND result "-Wl,-Bsymbolic")
   elseif("${LFLAGS_SDK}" STREQUAL "ANDROID")
     list(APPEND link_libraries "dl" "log")
+    if(LFLAGS_ARCH STREQUAL "armv7")
+      list(APPEND link_libraries "atomic")
+    endif()
     # We need to add the math library, which is linked implicitly by libc++
     list(APPEND result "-lm")
 
diff --git a/swift/stdlib/public/SwiftShims/CMakeLists.txt b/swift/stdlib/public/SwiftShims/CMakeLists.txt
index 23ac72bcda5..23aecfc9bc5 100644
--- a/swift/stdlib/public/SwiftShims/CMakeLists.txt
+++ b/swift/stdlib/public/SwiftShims/CMakeLists.txt
@@ -207,13 +207,13 @@ endif()
 
 swift_install_symlink_component(clang-resource-dir-symlink
   LINK_NAME clang
-  TARGET ../clang/${CLANG_VERSION}
+  TARGET ../clang/$ENV{TERMUX_CLANG_VERSION}
   DESTINATION "lib/swift")
 
 if(SWIFT_BUILD_STATIC_STDLIB)
   swift_install_symlink_component(clang-resource-dir-symlink
     LINK_NAME clang
-    TARGET ../clang/${CLANG_VERSION}
+    TARGET ../clang/$ENV{TERMUX_CLANG_VERSION}
     DESTINATION "lib/swift_static")
 endif()
 
diff --git a/swift/stdlib/public/runtime/CMakeLists.txt b/swift/stdlib/public/runtime/CMakeLists.txt
index 86bb4b9666b..cf293f9f36f 100644
--- a/swift/stdlib/public/runtime/CMakeLists.txt
+++ b/swift/stdlib/public/runtime/CMakeLists.txt
@@ -227,7 +227,7 @@ foreach(sdk ${SWIFT_SDKS})
       endif()
       set(libpthread -lpthread)
       set(android_libraries)
-      if(sdk STREQUAL ANDROID)
+      if(${sdk} STREQUAL ANDROID)
         set(android_libraries -llog)
         set(libpthread)
       endif()
diff --git a/swift/tools/SourceKit/cmake/modules/AddSwiftSourceKit.cmake b/swift/tools/SourceKit/cmake/modules/AddSwiftSourceKit.cmake
index 7a77e125f95..7eddfea2054 100644
--- a/swift/tools/SourceKit/cmake/modules/AddSwiftSourceKit.cmake
+++ b/swift/tools/SourceKit/cmake/modules/AddSwiftSourceKit.cmake
@@ -79,6 +79,9 @@ function(add_sourcekit_default_compiler_flags target)
   endif()
   target_compile_options(${target} PRIVATE
     -fblocks)
+  # Look in Termux sysroot for dispatch/dispatch.h from libdispatch
+  target_include_directories("${target}" SYSTEM PRIVATE
+    ${SWIFT_ANDROID_NATIVE_SYSROOT}/usr/include)
 endfunction()
 
 # Add a new SourceKit library.
@@ -165,7 +168,7 @@ macro(add_sourcekit_library name)
     endif()
   endif()
 
-  if("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux")
+  if("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux" AND NOT "${SWIFT_HOST_VARIANT_SDK}" STREQUAL "ANDROID")
     if(SOURCEKITLIB_SHARED)
       set_target_properties(${name} PROPERTIES BUILD_WITH_INSTALL_RPATH TRUE)
       set_target_properties(${name} PROPERTIES INSTALL_RPATH "$ORIGIN/../lib/swift/linux")
diff --git a/swift/tools/libSwiftSyntaxParser/CMakeLists.txt b/swift/tools/libSwiftSyntaxParser/CMakeLists.txt
index 42dda212164..2338df9072a 100644
--- a/swift/tools/libSwiftSyntaxParser/CMakeLists.txt
+++ b/swift/tools/libSwiftSyntaxParser/CMakeLists.txt
@@ -13,6 +13,9 @@ add_swift_host_library(libSwiftSyntaxParser SHARED
 if(NOT SWIFT_BUILT_STANDALONE AND NOT CMAKE_C_COMPILER_ID MATCHES Clang)
   add_dependencies(libSwiftSyntaxParser clang)
 endif()
+# Look in Termux sysroot for Block.h from libdispatch
+target_include_directories(libSwiftSyntaxParser SYSTEM PRIVATE
+  ${SWIFT_ANDROID_NATIVE_SYSROOT}/usr/include)
 target_link_libraries(libSwiftSyntaxParser PRIVATE
   swiftParse)
 set_target_properties(libSwiftSyntaxParser