Move bin/lib suffix management into separate file.

Another small piece of code away from the main CMakeLists.txt.

Change-Id: If509a12ffdad390af682934ade1e0b7c9078c753

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 42da569ad0a51a38d213a4d98a95531e0909eb95..f8511089f9245cdacbbf8784e4e5bf2116c0894f 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -899,50 +899,8 @@ set(INCL_INSTALL_DIR ${GMX_INSTALL_PREFIX}include)
 set(GMXLIB_SEARCH_DIR share/${GMX_DATA_INSTALL_DIR}/top)
 set(GMXLIB_FALLBACK   ${CMAKE_INSTALL_PREFIX}/${DATA_INSTALL_DIR}/top)
 
-########################################################################
-# Set up binary and library suffixing
-########################################################################
-option(
-    GMX_DEFAULT_SUFFIX
-    "Use default suffixes for GROMACS binaries and libs (_d for double, _mpi for MPI; rerun cmake after changing to see relevant options)"
-    ON)
-gmx_dependent_cache_variable(
-    GMX_BINARY_SUFFIX
-    "Suffix for GROMACS binaries (default: _d for double, _mpi for MPI, _mpi_d for MPI and double)."
-    STRING ""
-    "NOT GMX_DEFAULT_SUFFIX")
-gmx_dependent_cache_variable(
-    GMX_LIBS_SUFFIX
-    "Suffix for GROMACS libraries (default: _d for double, _mpi for MPI, _mpi_d for MPI and double)."
-    STRING ""
-    "NOT GMX_DEFAULT_SUFFIX")
-if (GMX_DEFAULT_SUFFIX)
-  gmx_check_if_changed(SUFFIXES_CHANGED GMX_DEFAULT_SUFFIX)
-  set(GMX_BINARY_SUFFIX "")
-  set(GMX_LIBS_SUFFIX "")
-  if (GMX_LIB_MPI)
-    set(GMX_BINARY_SUFFIX "_mpi")
-    set(GMX_LIBS_SUFFIX "_mpi")
-  endif()
-  if (GMX_DOUBLE)
-    set (GMX_BINARY_SUFFIX "${GMX_BINARY_SUFFIX}_d")
-    set (GMX_LIBS_SUFFIX "${GMX_LIBS_SUFFIX}_d")
-  endif(GMX_DOUBLE)
-  if (SUFFIXES_CHANGED)
-    message(STATUS "Using default binary suffix: \"${GMX_BINARY_SUFFIX}\"")
-    message(STATUS "Using default library suffix: \"${GMX_LIBS_SUFFIX}\"")
-  endif ()
-else(GMX_DEFAULT_SUFFIX)
-  gmx_check_if_changed(SUFFIXES_CHANGED
-                       GMX_DEFAULT_SUFFIX GMX_BINARY_SUFFIX GMX_LIBS_SUFFIX)
-  if (SUFFIXES_CHANGED)
-    message(STATUS "Using manually set binary suffix: \"${GMX_BINARY_SUFFIX}\"")
-    message(STATUS "Using manually set library suffix: \"${GMX_LIBS_SUFFIX}\"")
-  endif ()
-endif(GMX_DEFAULT_SUFFIX)
-if (GMX_BUILD_MDRUN_ONLY)
-    set(GMX_LIBS_SUFFIX "_mdrun${GMX_LIBS_SUFFIX}")
-endif ()
+# Binary and library suffix options
+include(gmxManageSuffixes)
 
 ##################################################################
 # Shared library settings

diff --git a/cmake/gmxManageSuffixes.cmake b/cmake/gmxManageSuffixes.cmake
new file mode 100644 (file)
index 0000000..7e404f0
--- /dev/null
+++ b/cmake/gmxManageSuffixes.cmake
@@ -0,0 +1,82 @@
+#
+# This file is part of the GROMACS molecular simulation package.
+#
+# Copyright (c) 2013, 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
+# http://www.gnu.org/licenses, or write to the Free Software Foundation,
+# Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA.
+#
+# If you want to redistribute modifications to GROMACS, please
+# consider that scientific software is very special. Version
+# control is crucial - bugs must be traceable. We will be happy to
+# consider code for inclusion in the official distribution, but
+# derived work must not be called official GROMACS. Details are found
+# in the README & COPYING files - if they are missing, get the
+# official version at http://www.gromacs.org.
+#
+# To help us fund GROMACS development, we humbly ask that you cite
+# the research papers on the package. Check out http://www.gromacs.org.
+
+function(gmx_create_suffix_options)
+    set(_defaults "_d for double, _mpi for MPI, _mpi_d for both")
+    option(
+        GMX_DEFAULT_SUFFIX
+        "Use default suffixes for GROMACS binaries and libs (${_defaults}; rerun cmake after changing to see relevant options)"
+        ON)
+    gmx_dependent_cache_variable(
+        GMX_BINARY_SUFFIX
+        "Suffix for GROMACS binaries (default: ${_defaults})."
+        STRING ""
+        "NOT GMX_DEFAULT_SUFFIX")
+    gmx_dependent_cache_variable(
+        GMX_LIBS_SUFFIX
+        "Suffix for GROMACS libraries (default: ${_defaults})."
+        STRING ""
+        "NOT GMX_DEFAULT_SUFFIX")
+endfunction()
+
+gmx_create_suffix_options()
+if (GMX_DEFAULT_SUFFIX)
+    gmx_check_if_changed(SUFFIXES_CHANGED GMX_DEFAULT_SUFFIX)
+    set(GMX_BINARY_SUFFIX "")
+    set(GMX_LIBS_SUFFIX "")
+    if (GMX_LIB_MPI)
+        set(GMX_BINARY_SUFFIX "_mpi")
+        set(GMX_LIBS_SUFFIX "_mpi")
+    endif()
+    if (GMX_DOUBLE)
+        set(GMX_BINARY_SUFFIX "${GMX_BINARY_SUFFIX}_d")
+        set(GMX_LIBS_SUFFIX "${GMX_LIBS_SUFFIX}_d")
+    endif()
+    if (SUFFIXES_CHANGED)
+        message(STATUS "Using default binary suffix: \"${GMX_BINARY_SUFFIX}\"")
+        message(STATUS "Using default library suffix: \"${GMX_LIBS_SUFFIX}\"")
+    endif()
+else()
+    gmx_check_if_changed(SUFFIXES_CHANGED
+                         GMX_DEFAULT_SUFFIX GMX_BINARY_SUFFIX GMX_LIBS_SUFFIX)
+    if (SUFFIXES_CHANGED)
+        message(STATUS "Using manually set binary suffix: \"${GMX_BINARY_SUFFIX}\"")
+        message(STATUS "Using manually set library suffix: \"${GMX_LIBS_SUFFIX}\"")
+    endif()
+endif()
+unset(SUFFIXES_CHANGED)
+
+if (GMX_BUILD_MDRUN_ONLY)
+    set(GMX_LIBS_SUFFIX "_mdrun${GMX_LIBS_SUFFIX}")
+endif ()