lyx_mirror/development/cmake/scripts/CreateMD5.cmake

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# Copyright (c) 2016, Kornel Benko, <kornel@lyx.org>
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# 3. The name of the author may not be used to endorse or promote products
# derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
# To call this script, one has to provide following parameters
# FILE_TO_HANDLE
# MD5_OUTPUT
# Use-example in some CMakeLists.txt
#
# set(md5out ...)
# set(fileToCheck ...)
# add_custom_command(
# OUTPUT ${md5out}
# COMMAND ${CMAKE_COMMAND}
# "-DFILE_TO_HANDLE=${fileToCheck}"
# "-DMD5_OUTPUT=${md5out}"
2016-02-15 20:00:35 +00:00
# -P ${TOP_SCRIPT_PATH}/CreateMD5.cmake
# DEPENDS ")
#
# add_custom_target(lyxmd5 DEPENDS ${md5out})
if (NOT EXISTS "${FILE_TO_HANDLE}")
message(FATAL_ERROR "File \"${FILE_TO_HANDLE}\" does not exit, cannot create md5")
elseif(IS_DIRECTORY "${FILE_TO_HANDLE}")
message(FATAL_ERROR "Name \"${FILE_TO_HANDLE}\" refers to a directory, cannot create md5")
else()
file(MD5 "${FILE_TO_HANDLE}" md5val)
file(WRITE "${MD5_OUTPUT}" ${md5val})
endif()