libpng/scripts/genchk.cmake.in
2016-01-29 09:14:41 -06:00

38 lines
1.4 KiB
CMake

# genchk.cmake.in
# Generate .chk from .out with awk (generic), based upon the automake logic.
# Copyright (C) 2016 Glenn Randers-Pehrson
# Written by Roger Leigh, 2016
# This code is released under the libpng license.
# For conditions of distribution and use, see the disclaimer
# and license in png.h
# Variables substituted from CMakeLists.txt
set(SRCDIR "@CMAKE_CURRENT_SOURCE_DIR@")
set(AWK "@AWK@")
get_filename_component(INPUTEXT "${INPUT}" EXT)
get_filename_component(OUTPUTEXT "${OUTPUT}" EXT)
get_filename_component(INPUTBASE "${INPUT}" NAME_WE)
get_filename_component(OUTPUTBASE "${OUTPUT}" NAME_WE)
get_filename_component(INPUTDIR "${INPUT}" PATH)
get_filename_component(OUTPUTDIR "${OUTPUT}" PATH)
if("${INPUTEXT}" STREQUAL ".out" AND "${OUTPUTEXT}" STREQUAL ".chk")
# Generate .chk from .out with awk (generic)
file(REMOVE "${OUTPUT}" "${OUTPUTDIR}/${OUTPUTBASE}.new")
execute_process(COMMAND "${AWK}" -f "${SRCDIR}/scripts/checksym.awk"
"${SRCDIR}/scripts/${INPUTBASE}.def"
"of=${OUTPUTDIR}/${OUTPUTBASE}.new"
"${INPUT}"
RESULT_VARIABLE AWK_FAIL)
if(AWK_FAIL)
message(FATAL_ERROR "Failed to generate ${OUTPUTDIR}/${OUTPUTBASE}.new")
endif()
file(RENAME "${OUTPUTDIR}/${OUTPUTBASE}.new" "${OUTPUT}")
else()
message(FATAL_ERROR "Unsupported conversion: ${INPUTEXT} to ${OUTPUTEXT}")
endif()