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# cmake/modules/TestForHighBitCharacters.cmake
#
# Copyright (C) 2006 Alan W. Irwin
#
# This file is part of PLplot.
#
# PLplot is free software; you can redistribute it and/or modify
# it under the terms of the GNU Library General Public License as published
# by the Free Software Foundation; version 2 of the License.
#
# PLplot is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Library General Public License for more details.
#
# You should have received a copy of the GNU Library General Public License
# along with the file PLplot; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
# Check if ctype.h macros work on characters with the high bit set.
if(NOT DEFINED CMAKE_HIGH_BIT_CHARACTERS)
message(STATUS
"Check for whether ctype.h macros work on characters with the\n"
" high bit set."
)
try_compile(CMAKE_HIGH_BIT_CHARACTERS
${CMAKE_BINARY_DIR}
${CMAKE_SOURCE_DIR}/CMakeModules/TestForHighBitCharacters.c
OUTPUT_VARIABLE OUTPUT)
if(CMAKE_HIGH_BIT_CHARACTERS)
message(STATUS "High-bit characters - work")
set(HIGH_BIT_CHARACTERS 1 CACHE INTERNAL
"Do ctype.h macros work on high-bit characters")
file(APPEND ${CMAKE_BINARY_DIR}/CMakeFiles/CMakeOutput.log
"Determining if ctype.h macros work on high-bit characters passed with "
"the following output:\n${OUTPUT}\n\n")
else(CMAKE_HIGH_BIT_CHARACTERS)
message(STATUS "High-bit characters - don't work")
set(HIGH_BIT_CHARACTERS 0 CACHE INTERNAL
"Do ctype.h macros work on high-bit characters")
file(APPEND ${CMAKE_BINARY_DIR}/CMakeFiles/CMakeError.log
"Determining if ctype.h macros work on high-bit characters failed with "
"the following output:\n${OUTPUT}\n\n")
endif(CMAKE_HIGH_BIT_CHARACTERS)
endif(NOT DEFINED CMAKE_HIGH_BIT_CHARACTERS)
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