lyx_mirror/development/cmake/modules/FindICONV.cmake
Richard Kimberly Heck 65bc3149ab Updates to cmake scripts needed to build with mingw on Fedora.
These are not really right. Things are hardcoded that probably should
not be. These are marked (hopefully) with "# RKH" comments. Possibly
what's needed is another flag? Anyway, help welcome.
2018-08-30 15:28:13 -04:00

117 lines
3.9 KiB
CMake

#
# Copyright (c) 2006, Peter Kümmel, <syntheticpp@gmx.net>
#
# 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.
#
set(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS true)
if (ICONV_INCLUDE_DIR)
# Already in cache, be silent
set(ICONV_FIND_QUIETLY TRUE)
endif()
# RKH
if (WIN32 AND MINGW)
find_path(ICONV_INCLUDE_DIR iconv.h PATHS
/usr/i686-w64-mingw32/sys-root/mingw/include
)
else()
find_path(ICONV_INCLUDE_DIR iconv.h PATHS
/usr/include
/usr/local/include)
endif()
find_file(ICONV_HEADER iconv.h
PATHS ${ICONV_INCLUDE_DIR} NO_DEFAULT_PATH)
set(POTENTIAL_ICONV_LIBS iconv libiconv libiconv2)
find_library(ICONV_LIBRARY NAMES ${POTENTIAL_ICONV_LIBS}
PATHS
${ICONV_RELATIVE_TO_LIBINTL}
NO_DEFAULT_PATH)
find_library(ICONV_LIBRARY NAMES ${POTENTIAL_ICONV_LIBS}
PATHS ${SYSTEM_LIB_DIRS} )
if(WIN32)
set(ICONV_DLL_NAMES iconv.dll libiconv.dll libiconv2.dll)
find_file(ICONV_DLL
NAMES ${ICONV_DLL_NAMES}
PATHS ENV PATH
${ICONV_INCLUDE_DIR}/../bin)
find_file(ICONV_DLL_HELP
NAMES ${ICONV_DLL_NAMES}
PATHS ENV PATH
${ICONV_INCLUDE_DIR}/../bin)
if(ICONV_FIND_REQUIRED)
if(NOT ICONV_DLL AND NOT ICONV_DLL_HELP)
message(FATAL_ERROR "Could not find iconv.dll, please add correct your PATH environment variable")
endif()
if(NOT ICONV_DLL AND ICONV_DLL_HELP)
get_filename_component(ICONV_DLL_HELP ${ICONV_DLL_HELP} PATH)
message(STATUS)
message(STATUS "Could not find iconv.dll in standard search path, please add ")
message(STATUS "${ICONV_DLL_HELP}")
message(STATUS "to your PATH environment variable.")
message(STATUS)
message(FATAL_ERROR "exit cmake")
endif()
endif()
if(ICONV_INCLUDE_DIR AND ICONV_LIBRARY AND ICONV_DLL)
set(ICONV_FOUND TRUE)
endif()
else()
include(CheckFunctionExists)
check_function_exists(iconv HAVE_ICONV_IN_LIBC)
if(ICONV_INCLUDE_DIR AND HAVE_ICONV_IN_LIBC)
set(ICONV_FOUND TRUE)
set(ICONV_LIBRARY CACHE TYPE STRING FORCE)
endif()
if(ICONV_INCLUDE_DIR AND ICONV_LIBRARY)
set(ICONV_FOUND TRUE)
endif()
endif()
if(ICONV_FOUND)
if(NOT ICONV_FIND_QUIETLY)
message(STATUS "Found iconv library: ${ICONV_LIBRARY}")
#message(STATUS "Found iconv dll : ${ICONV_DLL}")
endif()
else()
if(ICONV_FIND_REQUIRED)
message(STATUS "Looked for iconv library named ${POTENTIAL_ICONV_LIBS}.")
message(STATUS "Found no acceptable iconv library. This is fatal.")
message(STATUS "iconv header: ${ICONV_INCLUDE_DIR}")
message(STATUS "iconv lib : ${ICONV_LIBRARY}")
message(FATAL_ERROR "Could NOT find iconv library")
endif()
endif()
mark_as_advanced(ICONV_LIBRARY ICONV_INCLUDE_DIR ICONV_DLL ICONV_DLL_HELP)