lyx_mirror/development/cmake/modules/FindICONV.cmake
Peter Kümmel 49b4047bde cmake: check if iconv is part of libc
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@18082 a592a061-630c-0410-9148-cb99ea01b6c8
2007-04-29 10:23:22 +00:00

101 lines
3.8 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.
#
if (ICONV_INCLUDE_DIR)
# Already in cache, be silent
set(ICONV_FIND_QUIETLY TRUE)
endif (ICONV_INCLUDE_DIR)
FIND_PATH(ICONV_INCLUDE_DIR iconv.h
/usr/include
/usr/local/include
)
set(POTENTIAL_ICONV_LIBS iconv libiconv libiconv2)
FIND_LIBRARY(ICONV_LIBRARY NAMES ${POTENTIAL_ICONV_LIBS}
PATHS
/usr/lib
/usr/local/lib
)
if(WIN32)
set(ICONV_DLL_NAMES iconv.dll libiconv.dll libiconv2.dll)
FIND_FILE(ICONV_DLL
NAMES ${ICONV_DLL_NAMES}
PATHS ENV PATH
NO_DEFAULT_PATH)
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(NOT ICONV_DLL AND NOT ICONV_DLL_HELP)
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(NOT ICONV_DLL AND ICONV_DLL_HELP)
ENDIF(ICONV_FIND_REQUIRED)
IF (ICONV_INCLUDE_DIR AND ICONV_LIBRARY AND ICONV_DLL)
SET(ICONV_FOUND TRUE)
ENDIF (ICONV_INCLUDE_DIR AND ICONV_LIBRARY AND ICONV_DLL)
ELSE(WIN32)
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 (ICONV_INCLUDE_DIR AND HAVE_ICONV_IN_LIBC)
IF (ICONV_INCLUDE_DIR AND ICONV_LIBRARY)
SET(ICONV_FOUND TRUE)
ENDIF (ICONV_INCLUDE_DIR AND ICONV_LIBRARY)
endif(WIN32)
IF (ICONV_FOUND)
IF (NOT ICONV_FIND_QUIETLY)
MESSAGE(STATUS "Found iconv library: ${ICONV_LIBRARY}")
#MESSAGE(STATUS "Found iconv dll : ${ICONV_DLL}")
ENDIF (NOT ICONV_FIND_QUIETLY)
ELSE (ICONV_FOUND)
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 (ICONV_FIND_REQUIRED)
ENDIF (ICONV_FOUND)
MARK_AS_ADVANCED(ICONV_LIBRARY ICONV_INCLUDE_DIR)