ENH: Test transitive link to subdir-imported lib

This tests linking to an imported target that is not visible but is a
transitive dependency of a target that is visible.  See issue #8843.
This commit is contained in:
Brad King 2009-04-06 11:11:33 -04:00
parent 85bffd3eeb
commit d6bdaf9f13
6 changed files with 95 additions and 60 deletions

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# Import targets from the exported build tree.
include(${Import_BINARY_DIR}/../Export/ExportBuildTree.cmake)
# Import targets from the exported install tree.
include(${CMAKE_INSTALL_PREFIX}/lib/exp/exp.cmake)
# Try referencing an executable imported from the install tree.
add_custom_command(
OUTPUT ${Import_BINARY_DIR}/exp_generated.c
COMMAND exp_testExe1 ${Import_BINARY_DIR}/exp_generated.c
DEPENDS exp_testExe1
)
add_custom_command(
OUTPUT ${Import_BINARY_DIR}/exp_generated3.c
COMMAND exp_testExe3 ${Import_BINARY_DIR}/exp_generated3.c
DEPENDS exp_testExe3
)
add_executable(imp_testExe1
imp_testExe1.c
${Import_BINARY_DIR}/exp_generated.c
${Import_BINARY_DIR}/exp_generated3.c
)
# Try linking to a library imported from the install tree.
target_link_libraries(imp_testExe1 exp_testLib2 exp_testLib3 exp_testLib4)
# Try building a plugin to an executable imported from the install tree.
add_library(imp_mod1 MODULE imp_mod1.c)
target_link_libraries(imp_mod1 exp_testExe2)
# Try referencing an executable imported from the build tree.
add_custom_command(
OUTPUT ${Import_BINARY_DIR}/bld_generated.c
COMMAND bld_testExe1 ${Import_BINARY_DIR}/bld_generated.c
DEPENDS bld_testExe1
)
add_custom_command(
OUTPUT ${Import_BINARY_DIR}/bld_generated3.c
COMMAND bld_testExe3 ${Import_BINARY_DIR}/bld_generated3.c
DEPENDS bld_testExe3
)
add_executable(imp_testExe1b
imp_testExe1.c
${Import_BINARY_DIR}/bld_generated.c
${Import_BINARY_DIR}/bld_generated3.c
)
# Try linking to a library imported from the build tree.
target_link_libraries(imp_testExe1b bld_testLib2 bld_testLib3 bld_testLib4)
# Try building a plugin to an executable imported from the build tree.
add_library(imp_mod1b MODULE imp_mod1.c)
target_link_libraries(imp_mod1b bld_testExe2)
# Export/CMakeLists.txt pretends the RelWithDebInfo (as well as Debug)
# configuration should link to debug libs.
foreach(c DEBUG RELWITHDEBINFO)
set_property(TARGET imp_testExe1 PROPERTY COMPILE_DEFINITIONS_${c} EXE_DBG)
set_property(TARGET imp_testExe1b PROPERTY COMPILE_DEFINITIONS_${c} EXE_DBG)
endforeach(c)
# Create a library to be linked by another directory in this project
# to test transitive linking to otherwise invisible imported targets.
add_library(imp_lib1 STATIC imp_lib1.c)
target_link_libraries(imp_lib1 exp_testLib2)
add_library(imp_lib1b STATIC imp_lib1.c)
target_link_libraries(imp_lib1b bld_testLib2)

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extern int testLib2(void);
int imp_lib1(void)
{
return testLib2();
}

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@ -6,65 +6,19 @@ if(CMAKE_ANSI_CFLAGS)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${CMAKE_ANSI_CFLAGS}")
endif(CMAKE_ANSI_CFLAGS)
# Import targets from the exported build tree.
include(${Import_BINARY_DIR}/../Export/ExportBuildTree.cmake)
# Import everything in a subdirectory.
add_subdirectory(A)
# Import targets from the exported install tree.
include(${CMAKE_INSTALL_PREFIX}/lib/exp/exp.cmake)
# Make sure the imported targets are scoped inside the subdirectory.
if(TARGET exp_testLib2)
message(FATAL_ERROR "Imported target exp_testLib2 is not scoped in subdir!")
endif()
if(TARGET bld_testLib2)
message(FATAL_ERROR "Imported target bld_testLib2 is not scoped in subdir!")
endif()
# Try referencing an executable imported from the install tree.
add_custom_command(
OUTPUT ${Import_BINARY_DIR}/exp_generated.c
COMMAND exp_testExe1 ${Import_BINARY_DIR}/exp_generated.c
DEPENDS exp_testExe1
)
add_custom_command(
OUTPUT ${Import_BINARY_DIR}/exp_generated3.c
COMMAND exp_testExe3 ${Import_BINARY_DIR}/exp_generated3.c
DEPENDS exp_testExe3
)
add_executable(imp_testExe1
imp_testExe1.c
${Import_BINARY_DIR}/exp_generated.c
${Import_BINARY_DIR}/exp_generated3.c
)
# Try linking to a library imported from the install tree.
target_link_libraries(imp_testExe1 exp_testLib2 exp_testLib3 exp_testLib4)
# Try building a plugin to an executable imported from the install tree.
add_library(imp_mod1 MODULE imp_mod1.c)
target_link_libraries(imp_mod1 exp_testExe2)
# Try referencing an executable imported from the build tree.
add_custom_command(
OUTPUT ${Import_BINARY_DIR}/bld_generated.c
COMMAND bld_testExe1 ${Import_BINARY_DIR}/bld_generated.c
DEPENDS bld_testExe1
)
add_custom_command(
OUTPUT ${Import_BINARY_DIR}/bld_generated3.c
COMMAND bld_testExe3 ${Import_BINARY_DIR}/bld_generated3.c
DEPENDS bld_testExe3
)
add_executable(imp_testExe1b
imp_testExe1.c
${Import_BINARY_DIR}/bld_generated.c
${Import_BINARY_DIR}/bld_generated3.c
)
# Try linking to a library imported from the build tree.
target_link_libraries(imp_testExe1b bld_testLib2 bld_testLib3 bld_testLib4)
# Try building a plugin to an executable imported from the build tree.
add_library(imp_mod1b MODULE imp_mod1.c)
target_link_libraries(imp_mod1b bld_testExe2)
# Export/CMakeLists.txt pretends the RelWithDebInfo (as well as Debug)
# configuration should link to debug libs.
foreach(c DEBUG RELWITHDEBINFO)
set_property(TARGET imp_testExe1 PROPERTY COMPILE_DEFINITIONS_${c} EXE_DBG)
set_property(TARGET imp_testExe1b PROPERTY COMPILE_DEFINITIONS_${c} EXE_DBG)
endforeach(c)
# Test transitive linking to a target imported in the subdirectory.
add_executable(imp_testTransExe1 imp_testTransExe1.c)
target_link_libraries(imp_testTransExe1 imp_lib1)
add_executable(imp_testTransExe1b imp_testTransExe1.c)
target_link_libraries(imp_testTransExe1b imp_lib1b)

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extern int imp_lib1(void);
int main()
{
return imp_lib1();
}