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authorStephen Kelly <steveire@gmail.com>2013-09-18 17:30:55 +0200
committerStephen Kelly <steveire@gmail.com>2013-10-10 00:33:33 +0200
commit617ee7c567128edaeba3a4947c48249182d345c5 (patch)
tree5eec24c9c4d185b865366218bd7265ee6fd5f4c1 /Tests
parent7e4910fe47d667e059e42ac6395b0f4726f17064 (diff)
downloadcmake-617ee7c567128edaeba3a4947c48249182d345c5.tar.gz
Add a test for SYSTEM headers in INTERFACE libraries.
Diffstat (limited to 'Tests')
-rw-r--r--Tests/IncludeDirectories/SystemIncludeDirectories/CMakeLists.txt28
-rw-r--r--Tests/IncludeDirectories/SystemIncludeDirectories/imported_consumer.cpp7
-rw-r--r--Tests/IncludeDirectories/SystemIncludeDirectories/systemlib_header_only/systemlib.h16
3 files changed, 51 insertions, 0 deletions
diff --git a/Tests/IncludeDirectories/SystemIncludeDirectories/CMakeLists.txt b/Tests/IncludeDirectories/SystemIncludeDirectories/CMakeLists.txt
index aec6ff9813..1f5c93b44b 100644
--- a/Tests/IncludeDirectories/SystemIncludeDirectories/CMakeLists.txt
+++ b/Tests/IncludeDirectories/SystemIncludeDirectories/CMakeLists.txt
@@ -17,3 +17,31 @@ target_include_directories(upstream SYSTEM PUBLIC
add_library(consumer consumer.cpp)
target_link_libraries(consumer upstream)
target_compile_options(consumer PRIVATE -Werror=unused-variable)
+
+add_library(iface IMPORTED INTERFACE)
+set_property(TARGET iface PROPERTY INTERFACE_INCLUDE_DIRECTORIES "${CMAKE_CURRENT_SOURCE_DIR}/systemlib_header_only")
+
+add_library(imported_consumer imported_consumer.cpp)
+target_link_libraries(imported_consumer iface)
+target_compile_options(imported_consumer PRIVATE -Werror=unused-variable)
+
+macro(do_try_compile error_option)
+ set(TC_ARGS
+ IFACE_TRY_COMPILE_${error_option}
+ "${CMAKE_CURRENT_BINARY_DIR}/try_compile_iface" "${CMAKE_CURRENT_SOURCE_DIR}/imported_consumer.cpp"
+ LINK_LIBRARIES iface
+ )
+ if (${error_option} STREQUAL WITH_ERROR)
+ list(APPEND TC_ARGS COMPILE_DEFINITIONS -Werror=unused-variable)
+ endif()
+ try_compile(${TC_ARGS})
+endmacro()
+
+do_try_compile(NO_ERROR)
+if (NOT IFACE_TRY_COMPILE_NO_ERROR)
+ message(SEND_ERROR "try_compile failed with imported target.")
+endif()
+do_try_compile(WITH_ERROR)
+if (NOT IFACE_TRY_COMPILE_WITH_ERROR)
+ message(SEND_ERROR "try_compile failed with imported target with error option.")
+endif()
diff --git a/Tests/IncludeDirectories/SystemIncludeDirectories/imported_consumer.cpp b/Tests/IncludeDirectories/SystemIncludeDirectories/imported_consumer.cpp
new file mode 100644
index 0000000000..1dbe819e13
--- /dev/null
+++ b/Tests/IncludeDirectories/SystemIncludeDirectories/imported_consumer.cpp
@@ -0,0 +1,7 @@
+
+#include "systemlib.h"
+
+int main()
+{
+ return systemlib();
+}
diff --git a/Tests/IncludeDirectories/SystemIncludeDirectories/systemlib_header_only/systemlib.h b/Tests/IncludeDirectories/SystemIncludeDirectories/systemlib_header_only/systemlib.h
new file mode 100644
index 0000000000..93622c433e
--- /dev/null
+++ b/Tests/IncludeDirectories/SystemIncludeDirectories/systemlib_header_only/systemlib.h
@@ -0,0 +1,16 @@
+
+#ifndef SYSTEMLIB_H
+#define SYSTEMLIB_H
+
+int systemlib()
+{
+ return 0;
+}
+
+int unusedFunc()
+{
+ int unused;
+ return systemlib();
+}
+
+#endif