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llvm-rc: Print stderr output when calling tools through cmake_llvm_rc

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The stored error pipe is output if the program fails.

Fixes: #20494
This commit is contained in:
Thomas Bernard 2020-03-25 23:34:34 +01:00 committed by Brad King
parent e3185e3d1b
commit dc93cbb0d8
4 changed files with 13 additions and 3 deletions
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9
Source/cmcmd.cxx
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@ -1697,6 +1697,11 @@ int cmcmd::RunPreprocessor(const std::vector<std::string>& command,
}
auto status = process.GetStatus();
if (!status[0] || status[0]->ExitStatus != 0) {
auto errorStream = process.ErrorStream();
if (errorStream) {
std::cerr << errorStream->rdbuf();
}
return 1;
}
@ -1765,6 +1770,10 @@ int cmcmd::RunLLVMRC(std::vector<std::string> const& args)
}
auto status = process.GetStatus();
if (!status[0] || status[0]->ExitStatus != 0) {
auto errorStream = process.ErrorStream();
if (errorStream) {
std::cerr << errorStream->rdbuf();
}
return 1;
}

5
Tests/RunCMake/CommandLine/RunCMakeTest.cmake
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@ -673,12 +673,11 @@ function(run_llvm_rc)
set(RunCMake_TEST_NO_CLEAN 1)
file(REMOVE_RECURSE "${RunCMake_TEST_BINARY_DIR}")
file(MAKE_DIRECTORY "${RunCMake_TEST_BINARY_DIR}")
run_cmake_command(llvm_rc_no_args ${CMAKE_COMMAND} -E cmake_llvm_rc)
run_cmake_command(llvm_rc_no_-- ${CMAKE_COMMAND} -E cmake_llvm_rc test.tmp ${CMAKE_COMMAND} -E echo "This is a test")
run_cmake_command(llvm_rc_empty_preprocessor ${CMAKE_COMMAND} -E cmake_llvm_rc test.tmp -- ${CMAKE_COMMAND} -E echo "This is a test")
run_cmake_command(llvm_rc_failing_first_command ${CMAKE_COMMAND} -E cmake_llvm_rc test.tmp ${CMAKE_COMMAND} -E false -- ${CMAKE_COMMAND} -E echo "This is a test")
run_cmake_command(llvm_rc_failing_second_command ${CMAKE_COMMAND} -E cmake_llvm_rc test.tmp ${CMAKE_COMMAND} -E echo "This is a test" -- ${CMAKE_COMMAND} -E false )
run_cmake_command(llvm_rc_failing_first_command ${CMAKE_COMMAND} -E cmake_llvm_rc test.tmp ${CMAKE_COMMAND} -P FailedProgram.cmake -- ${CMAKE_COMMAND} -E echo "This is a test")
run_cmake_command(llvm_rc_failing_second_command ${CMAKE_COMMAND} -E cmake_llvm_rc test.tmp ${CMAKE_COMMAND} -E echo "This is a test" -- ${CMAKE_COMMAND} -P FailedProgram.cmake )
if(EXISTS ${RunCMake_TEST_BINARY_DIR}/test.tmp)
message(SEND_ERROR "${test} - FAILED:\n"
"test.tmp was not deleted")

1
Tests/RunCMake/CommandLine/llvm_rc_failing_first_command-stderr.txt Normal file
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@ -0,0 +1 @@
CMake Error

1
Tests/RunCMake/CommandLine/llvm_rc_failing_second_command-stderr.txt Normal file
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@ -0,0 +1 @@
CMake Error