+#
+# This file is part of the GROMACS molecular simulation package.
+#
+# Copyright (c) 2012,2014, by the GROMACS development team, led by
+# Mark Abraham, David van der Spoel, Berk Hess, and Erik Lindahl,
+# and including many others, as listed in the AUTHORS file in the
+# top-level source directory and at http://www.gromacs.org.
+#
+# GROMACS is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public License
+# as published by the Free Software Foundation; either version 2.1
+# of the License, or (at your option) any later version.
+#
+# GROMACS 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
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with GROMACS; if not, see
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+# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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+# official version at http://www.gromacs.org.
+#
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+# the research papers on the package. Check out http://www.gromacs.org.
+
# - Define macro to check if isfinite or _isfinite exists
#
# gmx_test_isfinite(VARIABLE)
#
MACRO(gmx_test_isfinite VARIABLE)
+
if(NOT DEFINED isfinite_compile_ok)
MESSAGE(STATUS "Checking for isfinite")
set(CMAKE_REQUIRED_INCLUDES "math.h")
- set(CMAKE_REQUIRED_LIBRARIES "m")
+ if (HAVE_LIBM)
+ set(CMAKE_REQUIRED_LIBRARIES "m")
+ endif()
check_c_source_compiles(
"#include <math.h>
int main(void) {
if(isfinite_compile_ok)
MESSAGE(STATUS "Checking for isfinite - yes")
- set(${VARIABLE} ${isfinite_compile_ok}
- "Result of test for isfinite")
- else(isfinite_compile_ok)
+ else()
MESSAGE(STATUS "Checking for isfinite - no")
- endif(isfinite_compile_ok)
+ endif()
set(isfinite_compile_ok "${isfinite_compile_ok}" CACHE INTERNAL "Result of isfinite check")
- endif(NOT DEFINED isfinite_compile_ok)
+ set(CMAKE_REQUIRED_INCLUDES)
+ set(CMAKE_REQUIRED_LIBRARIES)
+ endif()
+
+ if(isfinite_compile_ok)
+ set(${VARIABLE} ${isfinite_compile_ok}
+ "Result of test for isfinite")
+ endif()
+
ENDMACRO(gmx_test_isfinite VARIABLE)
MACRO(gmx_test__isfinite VARIABLE)
+
if(NOT DEFINED _isfinite_compile_ok)
MESSAGE(STATUS "Checking for _isfinite")
set(CMAKE_REQUIRED_INCLUDES "math.h")
- set(CMAKE_REQUIRED_LIBRARIES "m")
+ if (HAVE_LIBM)
+ set(CMAKE_REQUIRED_LIBRARIES "m")
+ endif()
check_c_source_compiles(
"#include <math.h>
int main(void) {
if(_isfinite_compile_ok)
MESSAGE(STATUS "Checking for _isfinite - yes")
- set(${VARIABLE} ${_isfinite_compile_ok}
- "Result of test for _isfinite")
- else(_isfinite_compile_ok)
+ else()
MESSAGE(STATUS "Checking for _isfinite - no")
- endif(_isfinite_compile_ok)
+ endif()
set(_isfinite_compile_ok "${_isfinite_compile_ok}" CACHE INTERNAL "Result of _isfinite check")
- endif(NOT DEFINED _isfinite_compile_ok)
+ set(CMAKE_REQUIRED_INCLUDES)
+ set(CMAKE_REQUIRED_LIBRARIES)
+ endif()
+
+ if(_isfinite_compile_ok)
+ set(${VARIABLE} ${_isfinite_compile_ok}
+ "Result of test for _isfinite")
+ endif()
+
ENDMACRO(gmx_test__isfinite VARIABLE)
# Necessary for MSVC
MACRO(gmx_test__finite VARIABLE)
+
if(NOT DEFINED _finite_compile_ok)
MESSAGE(STATUS "Checking for _finite")
if(_finite_compile_ok)
MESSAGE(STATUS "Checking for _finite - yes")
- set(${VARIABLE} ${_finite_compile_ok}
- "Result of test for _finite")
- else(_finite_compile_ok)
+ else()
MESSAGE(STATUS "Checking for _finite - no")
- endif(_finite_compile_ok)
+ endif()
set(_finite_compile_ok "${_finite_compile_ok}" CACHE INTERNAL "Result of _finite check")
- endif(NOT DEFINED _finite_compile_ok)
+ set(CMAKE_REQUIRED_INCLUDES)
+ endif()
+
+ if(_finite_compile_ok)
+ set(${VARIABLE} ${_finite_compile_ok}
+ "Result of test for _finite")
+ endif()
+
ENDMACRO(gmx_test__finite VARIABLE)