2 # Copyright (c) 2006, Peter Kümmel, <syntheticpp@gmx.net>
3 # 2012, Kornel Benko, <kornel@lyx.org>
5 # Redistribution and use in source and binary forms, with or without
6 # modification, are permitted provided that the following conditions
9 # 1. Redistributions of source code must retain the copyright
10 # notice, this list of conditions and the following disclaimer.
11 # 2. Redistributions in binary form must reproduce the copyright
12 # notice, this list of conditions and the following disclaimer in the
13 # documentation and/or other materials provided with the distribution.
14 # 3. The name of the author may not be used to endorse or promote products
15 # derived from this software without specific prior written permission.
17 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 set(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS true)
31 if (Magic_INCLUDE_DIR)
32 # Already in cache, be silent
33 set(Magic_FIND_QUIETLY TRUE)
36 find_path(Magic_INCLUDE_DIR magic.h PATHS
40 find_library(Magic_LIBRARY NAMES "magic")
42 include(CheckFunctionExists)
43 check_function_exists(magic_open HAVE_HAVE_MAGIC_OPEN)
44 if(Magic_INCLUDE_DIR AND Magic_LIBRARY)
49 if(NOT Magic_FIND_QUIETLY)
50 message(STATUS "Found magic library: ${Magic_LIBRARY}")
53 if(Magic_FIND_REQUIRED)
54 message(STATUS "Looked for magic library named magic.")
55 message(STATUS "Found no acceptable magic library. This is fatal.")
56 message(STATUS "magic header: ${Magic_INCLUDE_DIR}")
57 message(STATUS "magic lib : ${Magic_LIBRARY}")
58 message(FATAL_ERROR "Could NOT find magic library")
62 mark_as_advanced(Magic_LIBRARY Magic_INCLUDE_DIR)