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-rw-r--r--Help/manual/cmake-variables.7.rst1
-rw-r--r--Help/release/dev/android-info-variables.rst5
-rw-r--r--Help/variable/CMAKE_ANDROID_NDK_TOOLCHAIN_HOST_TAG.rst6
-rw-r--r--Modules/Platform/Android/Determine-Compiler-NDK.cmake1
-rw-r--r--Modules/Platform/Android/Determine-Compiler-Standalone.cmake1
-rw-r--r--Modules/Platform/Android/Determine-Compiler.cmake2
-rw-r--r--Tests/RunCMake/Android/common.cmake8
7 files changed, 24 insertions, 0 deletions
diff --git a/Help/manual/cmake-variables.7.rst b/Help/manual/cmake-variables.7.rst
index b74f867..0b28c73 100644
--- a/Help/manual/cmake-variables.7.rst
+++ b/Help/manual/cmake-variables.7.rst
@@ -241,6 +241,7 @@ Variables that Control the Build
/variable/CMAKE_ANDROID_NATIVE_LIB_DEPENDENCIES
/variable/CMAKE_ANDROID_NATIVE_LIB_DIRECTORIES
/variable/CMAKE_ANDROID_NDK
+ /variable/CMAKE_ANDROID_NDK_TOOLCHAIN_HOST_TAG
/variable/CMAKE_ANDROID_NDK_TOOLCHAIN_VERSION
/variable/CMAKE_ANDROID_PROCESS_MAX
/variable/CMAKE_ANDROID_PROGUARD
diff --git a/Help/release/dev/android-info-variables.rst b/Help/release/dev/android-info-variables.rst
index 089f9b0..9330c62 100644
--- a/Help/release/dev/android-info-variables.rst
+++ b/Help/release/dev/android-info-variables.rst
@@ -4,3 +4,8 @@ android-info-variables
* When :ref:`Cross Compiling for Android with the NDK`, the
:variable:`CMAKE_ANDROID_NDK_TOOLCHAIN_VERSION` variable is
now set by CMake if it is not set by the user or toolchain file.
+
+* When :ref:`Cross Compiling for Android with the NDK`, a new
+ :variable:`CMAKE_ANDROID_NDK_TOOLCHAIN_HOST_TAG` variable is
+ now set by CMake to expose the host directory component of the
+ path to the NDK prebuilt toolchains.
diff --git a/Help/variable/CMAKE_ANDROID_NDK_TOOLCHAIN_HOST_TAG.rst b/Help/variable/CMAKE_ANDROID_NDK_TOOLCHAIN_HOST_TAG.rst
new file mode 100644
index 0000000..207019a
--- /dev/null
+++ b/Help/variable/CMAKE_ANDROID_NDK_TOOLCHAIN_HOST_TAG.rst
@@ -0,0 +1,6 @@
+CMAKE_ANDROID_NDK_TOOLCHAIN_HOST_TAG
+------------------------------------
+
+When :ref:`Cross Compiling for Android with the NDK`, this variable
+provides the NDK's "host tag" used to construct the path to prebuilt
+toolchains that run on the host.
diff --git a/Modules/Platform/Android/Determine-Compiler-NDK.cmake b/Modules/Platform/Android/Determine-Compiler-NDK.cmake
index a33935b..855ae86 100644
--- a/Modules/Platform/Android/Determine-Compiler-NDK.cmake
+++ b/Modules/Platform/Android/Determine-Compiler-NDK.cmake
@@ -210,6 +210,7 @@ endif()
# Help CMakeFindBinUtils locate things.
set(_CMAKE_TOOLCHAIN_PREFIX "${_ANDROID_TOOL_PREFIX}")
+set(_ANDROID_TOOL_NDK_TOOLCHAIN_HOST_TAG "${_ANDROID_HOST_DIR}")
set(_ANDROID_TOOL_NDK_TOOLCHAIN_VERSION "${_ANDROID_TOOL_VERS_NDK}")
set(_ANDROID_TOOL_C_TOOLCHAIN_VERSION "${_ANDROID_TOOL_VERS}")
diff --git a/Modules/Platform/Android/Determine-Compiler-Standalone.cmake b/Modules/Platform/Android/Determine-Compiler-Standalone.cmake
index 9f07ab9..d81e691 100644
--- a/Modules/Platform/Android/Determine-Compiler-Standalone.cmake
+++ b/Modules/Platform/Android/Determine-Compiler-Standalone.cmake
@@ -58,4 +58,5 @@ else()
set(_ANDROID_TOOL_CXX_COMPILER_EXTERNAL_TOOLCHAIN "")
endif()
+set(_ANDROID_TOOL_NDK_TOOLCHAIN_HOST_TAG "")
set(_ANDROID_TOOL_NDK_TOOLCHAIN_VERSION "")
diff --git a/Modules/Platform/Android/Determine-Compiler.cmake b/Modules/Platform/Android/Determine-Compiler.cmake
index 7ec703a..162bc9d 100644
--- a/Modules/Platform/Android/Determine-Compiler.cmake
+++ b/Modules/Platform/Android/Determine-Compiler.cmake
@@ -40,6 +40,7 @@ if(CMAKE_ANDROID_NDK)
elseif(CMAKE_ANDROID_STANDALONE_TOOLCHAIN)
include(Platform/Android/Determine-Compiler-Standalone)
else()
+ set(_ANDROID_TOOL_NDK_TOOLCHAIN_HOST_TAG "")
set(_ANDROID_TOOL_NDK_TOOLCHAIN_VERSION "")
set(_ANDROID_TOOL_C_COMPILER "")
set(_ANDROID_TOOL_C_TOOLCHAIN_VERSION "")
@@ -62,6 +63,7 @@ macro(__android_determine_compiler lang)
# Save the Android-specific information in CMake${lang}Compiler.cmake.
set(CMAKE_${lang}_COMPILER_CUSTOM_CODE "
+set(CMAKE_ANDROID_NDK_TOOLCHAIN_HOST_TAG \"${_ANDROID_TOOL_NDK_TOOLCHAIN_HOST_TAG}\")
set(CMAKE_ANDROID_NDK_TOOLCHAIN_VERSION \"${_ANDROID_TOOL_NDK_TOOLCHAIN_VERSION}\")
set(CMAKE_${lang}_ANDROID_TOOLCHAIN_VERSION \"${_ANDROID_TOOL_${lang}_TOOLCHAIN_VERSION}\")
set(CMAKE_${lang}_COMPILER_EXTERNAL_TOOLCHAIN \"${_ANDROID_TOOL_${lang}_COMPILER_EXTERNAL_TOOLCHAIN}\")
diff --git a/Tests/RunCMake/Android/common.cmake b/Tests/RunCMake/Android/common.cmake
index 18c9797..0afa78c 100644
--- a/Tests/RunCMake/Android/common.cmake
+++ b/Tests/RunCMake/Android/common.cmake
@@ -32,6 +32,14 @@ if(CMAKE_ANDROID_NDK)
"which does not appear in CMAKE_C_COMPILER:\n"
" ${CMAKE_C_COMPILER}")
endif()
+ if(NOT CMAKE_ANDROID_NDK_TOOLCHAIN_HOST_TAG)
+ message(SEND_ERROR "CMAKE_ANDROID_NDK_TOOLCHAIN_HOST_TAG is not set!")
+ elseif(NOT "${CMAKE_C_COMPILER}" MATCHES "prebuilt/${CMAKE_ANDROID_NDK_TOOLCHAIN_HOST_TAG}/bin")
+ message(SEND_ERROR "CMAKE_ANDROID_NDK_TOOLCHAIN_HOST_TAG is\n"
+ " ${CMAKE_ANDROID_NDK_TOOLCHAIN_HOST_TAG}\n"
+ "which does not appear in CMAKE_C_COMPILER:\n"
+ " ${CMAKE_C_COMPILER}")
+ endif()
elseif(CMAKE_ANDROID_STANDALONE_TOOLCHAIN)
execute_process(
COMMAND ${CMAKE_ANDROID_STANDALONE_TOOLCHAIN}/bin/clang --version