1 # Copyright (c) 2012, Kornel Benko, <kornel@lyx.org>
3 # Redistribution and use in source and binary forms, with or without
4 # modification, are permitted provided that the following conditions
7 # 1. Redistributions of source code must retain the copyright
8 # notice, this list of conditions and the following disclaimer.
9 # 2. Redistributions in binary form must reproduce the copyright
10 # notice, this list of conditions and the following disclaimer in the
11 # documentation and/or other materials provided with the distribution.
12 # 3. The name of the author may not be used to endorse or promote products
13 # derived from this software without specific prior written permission.
15 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 # To call this script, one has to provide following parameters
30 # LYX_DATE: to be used if not under git control
33 set(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS true)
35 FIND_PROGRAM(LYX_GITVERSION git)
37 # Override the value from configure.ac, if possible
38 EXECUTE_PROCESS(COMMAND ${LYX_GITVERSION} "log" "-1" "--format=%h %ci"
39 WORKING_DIRECTORY "${TOP_SRC_DIR}"
40 OUTPUT_VARIABLE LYX_DATEtmp OUTPUT_STRIP_TRAILING_WHITESPACE)
42 if(LYX_DATEtmp MATCHES "^([0-9a-f]+) ([0-9]+-[0-9]+-[0-9]+)")
43 set(LYX_GITHASH ${CMAKE_MATCH_1})
44 set(LYX_DATE ${CMAKE_MATCH_2})
45 message(STATUS "Git-hash = ${LYX_GITHASH}")
49 if(NOT EXISTS ${TOP_BINARY_DIR}/lyx_date.h)
50 configure_file(${TOP_CMAKE_PATH}/lyx_date.h.cmake ${TOP_BINARY_DIR}/lyx_date.h)
52 configure_file(${TOP_CMAKE_PATH}/lyx_date.h.cmake ${TOP_BINARY_DIR}/lyx_date.tmp)
53 message(STATUS "Created ${TOP_BINARY_DIR}/lyx_date.tmp")
56 COMMAND ${CMAKE_COMMAND} -E copy_if_different ${TOP_BINARY_DIR}/lyx_date.tmp ${TOP_BINARY_DIR}/lyx_date.h
57 ERROR_VARIABLE copy_err
61 message(FATAL_ERROR "${CMAKE_COMMAND} -E copy_if_different not working")
65 COMMAND ${CMAKE_COMMAND} -E remove ${TOP_BINARY_DIR}/lyx_date.tmp