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feat: Simplify expecting only one input file #27

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Merged
merged 1 commit into from
Jul 18, 2024
Merged

feat: Simplify expecting only one input file #27

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11 changes: 7 additions & 4 deletions src/cython_cmake/cmake/UseCython.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -7,7 +7,7 @@
# Create custom rules to generate the source code for a Python extension module
# using cython.
#
# Cython_compile_pyx(<pyx_file1> [<pyx_file2> ...]
# Cython_compile_pyx(<pyx_file>
# [LANGUAGE C | CXX]
# [CYTHON_ARGS <args> ...]
# [OUTPUT_VARIABLE <OutputVariable>])
Expand Down Expand Up @@ -97,8 +97,12 @@ function(Cython_compile_pyx)
set(_args_CYTHON_ARGS "${CYTHON_ARGS}")
endif()

# Get source file location
# Get input
set(_source_files ${_args_UNPARSED_ARGUMENTS})
list(LENGTH _source_files input_length)
if(NOT input_length EQUAL 1)
message(FATAL_ERROR "One and only one input file must be specified, got '${_source_files}'")
endif()

# Set target language
get_property(_languages GLOBAL PROPERTY ENABLED_LANGUAGES)
Expand Down Expand Up @@ -151,13 +155,12 @@ function(Cython_compile_pyx)
OUTPUT ${generated_file}
COMMAND
${_cython_command}
ARGS
${_language_arg}
${_args_CYTHON_ARGS}
${_depfile_arg}
${pyx_location}
--output-file ${generated_file}
DEPENDS
MAIN_DEPENDENCY
${_source_file}
DEPFILE
${_depfile}
Expand Down