Merge topic 'INTERFACE_LIBRARY-target-type'

ce0c303 install: Teach EXPORT option to handle INTERFACE_LIBRARY targets
435c912 export: Add support for INTERFACE_LIBRARY targets
fe73226 Add the INTERFACE_LIBRARY target type.

19 files changed, 133 insertions, 0 deletions

diff --git a/Tests/RunCMake/CMakeLists.txt b/Tests/RunCMake/CMakeLists.txt
index 35c8e13..ee490b8 100644
--- a/Tests/RunCMake/CMakeLists.txt
+++ b/Tests/RunCMake/CMakeLists.txt
@@ -100,6 +100,7 @@ add_RunCMake_test(variable_watch)
 add_RunCMake_test(CMP0004)
 add_RunCMake_test(TargetPolicies)
 add_RunCMake_test(alias_targets)
+add_RunCMake_test(interface_library)
 
 find_package(Qt4 QUIET)
 find_package(Qt5Core QUIET)
diff --git a/Tests/RunCMake/PositionIndependentCode/Conflict4-result.txt b/Tests/RunCMake/PositionIndependentCode/Conflict4-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/PositionIndependentCode/Conflict4-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/PositionIndependentCode/Conflict4-stderr.txt b/Tests/RunCMake/PositionIndependentCode/Conflict4-stderr.txt
new file mode 100644
index 0000000..76d5ea0
--- /dev/null
+++ b/Tests/RunCMake/PositionIndependentCode/Conflict4-stderr.txt
@@ -0,0 +1,4 @@
+CMake Error: Property POSITION_INDEPENDENT_CODE on target "conflict" is
+implied to be FALSE because it was used to determine the link libraries
+already. The INTERFACE_POSITION_INDEPENDENT_CODE property on
+dependency "picon" is in conflict.
diff --git a/Tests/RunCMake/PositionIndependentCode/Conflict4.cmake b/Tests/RunCMake/PositionIndependentCode/Conflict4.cmake
new file mode 100644
index 0000000..ff5dfb3
--- /dev/null
+++ b/Tests/RunCMake/PositionIndependentCode/Conflict4.cmake
@@ -0,0 +1,8 @@
+
+add_library(piciface INTERFACE)
+
+add_library(picon INTERFACE)
+set_property(TARGET picon PROPERTY INTERFACE_POSITION_INDEPENDENT_CODE ON)
+
+add_executable(conflict "main.cpp")
+target_link_libraries(conflict picon $<$<BOOL:$<TARGET_PROPERTY:POSITION_INDEPENDENT_CODE>>:piciface>)
diff --git a/Tests/RunCMake/PositionIndependentCode/Conflict5-result.txt b/Tests/RunCMake/PositionIndependentCode/Conflict5-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/PositionIndependentCode/Conflict5-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/PositionIndependentCode/Conflict5-stderr.txt b/Tests/RunCMake/PositionIndependentCode/Conflict5-stderr.txt
new file mode 100644
index 0000000..ecd0492
--- /dev/null
+++ b/Tests/RunCMake/PositionIndependentCode/Conflict5-stderr.txt
@@ -0,0 +1,3 @@
+CMake Error: The INTERFACE_POSITION_INDEPENDENT_CODE property of "picoff" does
+not agree with the value of POSITION_INDEPENDENT_CODE already determined
+for "conflict".
diff --git a/Tests/RunCMake/PositionIndependentCode/Conflict5.cmake b/Tests/RunCMake/PositionIndependentCode/Conflict5.cmake
new file mode 100644
index 0000000..e6055f4
--- /dev/null
+++ b/Tests/RunCMake/PositionIndependentCode/Conflict5.cmake
@@ -0,0 +1,9 @@
+
+add_library(picon INTERFACE)
+set_property(TARGET picon PROPERTY INTERFACE_POSITION_INDEPENDENT_CODE ON)
+
+add_library(picoff INTERFACE)
+set_property(TARGET picoff PROPERTY INTERFACE_POSITION_INDEPENDENT_CODE OFF)
+
+add_executable(conflict "main.cpp")
+target_link_libraries(conflict picon picoff)
diff --git a/Tests/RunCMake/PositionIndependentCode/Conflict6-result.txt b/Tests/RunCMake/PositionIndependentCode/Conflict6-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/PositionIndependentCode/Conflict6-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/PositionIndependentCode/Conflict6-stderr.txt b/Tests/RunCMake/PositionIndependentCode/Conflict6-stderr.txt
new file mode 100644
index 0000000..0254e55
--- /dev/null
+++ b/Tests/RunCMake/PositionIndependentCode/Conflict6-stderr.txt
@@ -0,0 +1,4 @@
+Property POSITION_INDEPENDENT_CODE on target "conflict" is
+implied to be FALSE because it was used to determine the link libraries
+already. The INTERFACE_POSITION_INDEPENDENT_CODE property on
+dependency "picon" is in conflict.
diff --git a/Tests/RunCMake/PositionIndependentCode/Conflict6.cmake b/Tests/RunCMake/PositionIndependentCode/Conflict6.cmake
new file mode 100644
index 0000000..7ea7c5f
--- /dev/null
+++ b/Tests/RunCMake/PositionIndependentCode/Conflict6.cmake
@@ -0,0 +1,8 @@
+
+add_library(picoff INTERFACE)
+
+add_library(picon INTERFACE)
+set_property(TARGET picon PROPERTY INTERFACE_POSITION_INDEPENDENT_CODE ON)
+
+add_executable(conflict "main.cpp")
+target_link_libraries(conflict picon $<$<NOT:$<BOOL:$<TARGET_PROPERTY:POSITION_INDEPENDENT_CODE>>>:picoff>)
diff --git a/Tests/RunCMake/PositionIndependentCode/RunCMakeTest.cmake b/Tests/RunCMake/PositionIndependentCode/RunCMakeTest.cmake
index 64a340c..3a2009b 100644
--- a/Tests/RunCMake/PositionIndependentCode/RunCMakeTest.cmake
+++ b/Tests/RunCMake/PositionIndependentCode/RunCMakeTest.cmake
@@ -3,3 +3,6 @@ include(RunCMake)
 run_cmake(Conflict1)
 run_cmake(Conflict2)
 run_cmake(Conflict3)
+run_cmake(Conflict4)
+run_cmake(Conflict5)
+run_cmake(Conflict6)
diff --git a/Tests/RunCMake/interface_library/CMakeLists.txt b/Tests/RunCMake/interface_library/CMakeLists.txt
new file mode 100644
index 0000000..12cd3c7
--- /dev/null
+++ b/Tests/RunCMake/interface_library/CMakeLists.txt
@@ -0,0 +1,3 @@
+cmake_minimum_required(VERSION 2.8.4)
+project(${RunCMake_TEST} NONE)
+include(${RunCMake_TEST}.cmake)
diff --git a/Tests/RunCMake/interface_library/RunCMakeTest.cmake b/Tests/RunCMake/interface_library/RunCMakeTest.cmake
new file mode 100644
index 0000000..56caf68
--- /dev/null
+++ b/Tests/RunCMake/interface_library/RunCMakeTest.cmake
@@ -0,0 +1,4 @@
+include(RunCMake)
+
+run_cmake(invalid_name)
+run_cmake(target_commands)
diff --git a/Tests/RunCMake/interface_library/invalid_name-result.txt b/Tests/RunCMake/interface_library/invalid_name-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/interface_library/invalid_name-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/interface_library/invalid_name-stderr.txt b/Tests/RunCMake/interface_library/invalid_name-stderr.txt
new file mode 100644
index 0000000..e14fcde
--- /dev/null
+++ b/Tests/RunCMake/interface_library/invalid_name-stderr.txt
@@ -0,0 +1,15 @@
+CMake Error at invalid_name.cmake:2 \(add_library\):
+  add_library Invalid name for INTERFACE library target: if\$ace
+Call Stack \(most recent call first\):
+  CMakeLists.txt:3 \(include\)
++
+CMake Error at invalid_name.cmake:4 \(add_library\):
+  add_library Invalid name for INTERFACE library target: iface::target
+Call Stack \(most recent call first\):
+  CMakeLists.txt:3 \(include\)
++
+CMake Error at invalid_name.cmake:6 \(add_library\):
+  add_library Invalid name for IMPORTED INTERFACE library target:
+  if\$target_imported
+Call Stack \(most recent call first\):
+  CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/interface_library/invalid_name.cmake b/Tests/RunCMake/interface_library/invalid_name.cmake
new file mode 100644
index 0000000..9a965aa
--- /dev/null
+++ b/Tests/RunCMake/interface_library/invalid_name.cmake
@@ -0,0 +1,6 @@
+
+add_library(if$ace INTERFACE)
+
+add_library(iface::target INTERFACE)
+
+add_library(if$target_imported INTERFACE IMPORTED)
diff --git a/Tests/RunCMake/interface_library/target_commands-result.txt b/Tests/RunCMake/interface_library/target_commands-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/interface_library/target_commands-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/interface_library/target_commands-stderr.txt b/Tests/RunCMake/interface_library/target_commands-stderr.txt
new file mode 100644
index 0000000..be11b77
--- /dev/null
+++ b/Tests/RunCMake/interface_library/target_commands-stderr.txt
@@ -0,0 +1,47 @@
+CMake Error at target_commands.cmake:4 \(target_link_libraries\):
+  INTERFACE library can only be used with the INTERFACE keyword of
+  target_link_libraries
+Call Stack \(most recent call first\):
+  CMakeLists.txt:3 \(include\)
++
+CMake Error at target_commands.cmake:5 \(target_link_libraries\):
+  INTERFACE library can only be used with the INTERFACE keyword of
+  target_link_libraries
+Call Stack \(most recent call first\):
+  CMakeLists.txt:3 \(include\)
++
+CMake Error at target_commands.cmake:6 \(target_link_libraries\):
+  INTERFACE library can only be used with the INTERFACE keyword of
+  target_link_libraries
+Call Stack \(most recent call first\):
+  CMakeLists.txt:3 \(include\)
++
+CMake Error at target_commands.cmake:7 \(target_link_libraries\):
+  INTERFACE library can only be used with the INTERFACE keyword of
+  target_link_libraries
+Call Stack \(most recent call first\):
+  CMakeLists.txt:3 \(include\)
++
+CMake Error at target_commands.cmake:9 \(target_include_directories\):
+  target_include_directories may only be set INTERFACE properties on
+  INTERFACE targets
+Call Stack \(most recent call first\):
+  CMakeLists.txt:3 \(include\)
++
+CMake Error at target_commands.cmake:10 \(target_include_directories\):
+  target_include_directories may only be set INTERFACE properties on
+  INTERFACE targets
+Call Stack \(most recent call first\):
+  CMakeLists.txt:3 \(include\)
++
+CMake Error at target_commands.cmake:12 \(target_compile_definitions\):
+  target_compile_definitions may only be set INTERFACE properties on
+  INTERFACE targets
+Call Stack \(most recent call first\):
+  CMakeLists.txt:3 \(include\)
++
+CMake Error at target_commands.cmake:13 \(target_compile_definitions\):
+  target_compile_definitions may only be set INTERFACE properties on
+  INTERFACE targets
+Call Stack \(most recent call first\):
+  CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/interface_library/target_commands.cmake b/Tests/RunCMake/interface_library/target_commands.cmake
new file mode 100644
index 0000000..3182e89
--- /dev/null
+++ b/Tests/RunCMake/interface_library/target_commands.cmake
@@ -0,0 +1,13 @@
+
+add_library(iface INTERFACE)
+
+target_link_libraries(iface PRIVATE foo)
+target_link_libraries(iface PUBLIC foo)
+target_link_libraries(iface foo)
+target_link_libraries(iface LINK_INTERFACE_LIBRARIES foo)
+
+target_include_directories(iface PRIVATE "${CMAKE_CURRENT_SOURCE_DIR}")
+target_include_directories(iface PUBLIC "${CMAKE_CURRENT_SOURCE_DIR}")
+
+target_compile_definitions(iface PRIVATE SOME_DEFINE)
+target_compile_definitions(iface PUBLIC SOME_DEFINE)