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# this test creates a static library and an executable
# the source to the library is then changed
# and the build is done on the executable and if things
# are working the executable should relink with the new
# value. The subdir Project contains the CMakelists.txt
# and source files for the test project.
project(BuildDepends)
make_directory(${BuildDepends_BINARY_DIR}/Project)
write_file(${BuildDepends_BINARY_DIR}/Project/foo.c
"const char* foo() { return \"foo\";}" )
try_compile(RESULT
${BuildDepends_BINARY_DIR}/Project
${BuildDepends_SOURCE_DIR}/Project
testRebuild
OUTPUT_VARIABLE OUTPUT)
set(bar ${BuildDepends_BINARY_DIR}/Project/bar${CMAKE_EXECUTABLE_SUFFIX})
message("${BuildDepends_BINARY_DIR}/Project/Debug/bar${CMAKE_EXECUTABLE_SUFFIX}")
if(EXISTS
"${BuildDepends_BINARY_DIR}/Project/Debug/bar${CMAKE_EXECUTABLE_SUFFIX}" )
message("found debug")
set(bar
"${BuildDepends_BINARY_DIR}/Project/Debug/bar${CMAKE_EXECUTABLE_SUFFIX}")
endif(EXISTS
"${BuildDepends_BINARY_DIR}/Project/Debug/bar${CMAKE_EXECUTABLE_SUFFIX}")
message("running ${bar} ")
execute_process(COMMAND ${bar} OUTPUT_VARIABLE out TIMEOUT 3)
string(REGEX REPLACE "[\r\n]" " " out "${out}")
message("${out}")
if("${out}" STREQUAL "foo ")
message("Worked!")
else("${out}" STREQUAL "foo ")
message(SEND_ERROR "Program did not rebuild with changed file: ${out}")
endif("${out}" STREQUAL "foo ")
write_file(${BuildDepends_BINARY_DIR}/Project/foo.c
"const char* foo() { return \"foo changed\";}" )
try_compile(RESULT
${BuildDepends_BINARY_DIR}/Project
${BuildDepends_SOURCE_DIR}/Project
testRebuild
OUTPUT_VARIABLE OUTPUT)
if(EXISTS
"${BuildDepends_BINARY_DIR}/Project/Debug/bar${CMAKE_EXECUTABLE_SUFFIX}" )
message("found debug")
endif(EXISTS
"${BuildDepends_BINARY_DIR}/Project/Debug/bar${CMAKE_EXECUTABLE_SUFFIX}")
execute_process(COMMAND ${bar} OUTPUT_VARIABLE out TIMEOUT 3)
string(REGEX REPLACE "[\r\n]" " " out "${out}")
message("${out}")
if("${out}" STREQUAL "foo changed ")
message("Worked!")
else("${out}" STREQUAL "foo changed ")
message(SEND_ERROR "Program did not rebuild with changed file")
endif("${out}" STREQUAL "foo changed ")
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