Merge branch 'topic-findliblzma' into 'master'

FindLibLZMA: add imported target

Closes #18679 and #18680

See merge request cmake/cmake!2730

4 files changed, 43 insertions, 0 deletions

diff --git a/Tests/CMakeLists.txt b/Tests/CMakeLists.txt
index 408c941..2a8d3e6 100644
--- a/Tests/CMakeLists.txt
+++ b/Tests/CMakeLists.txt
@@ -1417,6 +1417,10 @@ ${CMake_BINARY_DIR}/bin/cmake -DDIR=dev -P ${CMake_SOURCE_DIR}/Utilities/Release
     add_subdirectory(FindJsonCpp)
   endif()
 
+  if(CMake_TEST_FindLibLZMA)
+    add_subdirectory(FindLibLZMA)
+  endif()
+
   if(CMake_TEST_FindLibRHash)
     add_subdirectory(FindLibRHash)
   endif()
diff --git a/Tests/FindLibLZMA/CMakeLists.txt b/Tests/FindLibLZMA/CMakeLists.txt
new file mode 100644
index 0000000..6dff0ef
--- /dev/null
+++ b/Tests/FindLibLZMA/CMakeLists.txt
@@ -0,0 +1,10 @@
+add_test(NAME FindLibLZMA.Test COMMAND
+  ${CMAKE_CTEST_COMMAND} -C $<CONFIGURATION>
+  --build-and-test
+  "${CMake_SOURCE_DIR}/Tests/FindLibLZMA/Test"
+  "${CMake_BINARY_DIR}/Tests/FindLibLZMA/Test"
+  ${build_generator_args}
+  --build-project TestFindLibLZMA
+  --build-options ${build_options}
+  --test-command ${CMAKE_CTEST_COMMAND} -V -C $<CONFIGURATION>
+  )
diff --git a/Tests/FindLibLZMA/Test/CMakeLists.txt b/Tests/FindLibLZMA/Test/CMakeLists.txt
new file mode 100644
index 0000000..c59dcdb
--- /dev/null
+++ b/Tests/FindLibLZMA/Test/CMakeLists.txt
@@ -0,0 +1,14 @@
+cmake_minimum_required(VERSION 3.4)
+project(TestFindLZMA C)
+include(CTest)
+
+find_package(LibLZMA REQUIRED)
+
+add_executable(test_tgt main.c)
+target_link_libraries(test_tgt LibLZMA::LibLZMA)
+add_test(NAME test_tgt COMMAND test_tgt)
+
+add_executable(test_var main.c)
+target_include_directories(test_var PRIVATE ${LIBLZMA_INCLUDE_DIRS})
+target_link_libraries(test_var PRIVATE ${LIBLZMA_LIBRARIES})
+add_test(NAME test_var COMMAND test_var)
diff --git a/Tests/FindLibLZMA/Test/main.c b/Tests/FindLibLZMA/Test/main.c
new file mode 100644
index 0000000..06e8065
--- /dev/null
+++ b/Tests/FindLibLZMA/Test/main.c
@@ -0,0 +1,15 @@
+#include <assert.h>
+#include <lzma.h>
+#include <string.h>
+
+static const uint8_t test_string[9] = "123456789";
+
+int main()
+{
+  static const uint32_t test_vector = 0xCBF43926;
+
+  uint32_t crc = lzma_crc32(test_string, sizeof(test_string), 0);
+  assert(crc == test_vector);
+
+  return 0;
+}