diff options
Diffstat (limited to 'lemon/m4/lx_check_cplex.m4')
-rw-r--r-- | lemon/m4/lx_check_cplex.m4 | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/lemon/m4/lx_check_cplex.m4 b/lemon/m4/lx_check_cplex.m4 new file mode 100644 index 0000000..5541027 --- /dev/null +++ b/lemon/m4/lx_check_cplex.m4 @@ -0,0 +1,81 @@ +AC_DEFUN([LX_CHECK_CPLEX], +[ + AC_ARG_WITH([cplex], +AS_HELP_STRING([--with-cplex@<:@=PREFIX@:>@], [search for CPLEX under PREFIX or under the default search paths if PREFIX is not given @<:@default@:>@]) +AS_HELP_STRING([--without-cplex], [disable checking for CPLEX]), + [], [with_cplex=yes]) + + AC_ARG_WITH([cplex-includedir], +AS_HELP_STRING([--with-cplex-includedir=DIR], [search for CPLEX headers in DIR]), + [], [with_cplex_includedir=no]) + + AC_ARG_WITH([cplex-libdir], +AS_HELP_STRING([--with-cplex-libdir=DIR], [search for CPLEX libraries in DIR]), + [], [with_cplex_libdir=no]) + + lx_cplex_found=no + if test x"$with_cplex" != x"no"; then + AC_MSG_CHECKING([for CPLEX]) + + if test x"$with_cplex_includedir" != x"no"; then + CPLEX_CFLAGS="-I$with_cplex_includedir" + elif test x"$with_cplex" != x"yes"; then + CPLEX_CFLAGS="-I$with_cplex/include" + elif test x"$CPLEX_INCLUDEDIR" != x; then + CPLEX_CFLAGS="-I$CPLEX_INCLUDEDIR" + fi + + if test x"$with_cplex_libdir" != x"no"; then + CPLEX_LDFLAGS="-L$with_cplex_libdir" + elif test x"$with_cplex" != x"yes"; then + CPLEX_LDFLAGS="-L$with_cplex/lib" + elif test x"$CPLEX_LIBDIR" != x; then + CPLEX_LDFLAGS="-L$CPLEX_LIBDIR" + fi + CPLEX_LIBS="-lcplex -lm -lpthread" + + lx_save_cxxflags="$CXXFLAGS" + lx_save_ldflags="$LDFLAGS" + lx_save_libs="$LIBS" + CXXFLAGS="$CPLEX_CFLAGS" + LDFLAGS="$CPLEX_LDFLAGS" + LIBS="$CPLEX_LIBS" + + lx_cplex_test_prog=' + extern "C" { + #include <ilcplex/cplex.h> + } + + int main(int argc, char** argv) + { + CPXENVptr env = NULL; + return 0; + }' + + AC_LANG_PUSH(C++) + AC_LINK_IFELSE([$lx_cplex_test_prog], [lx_cplex_found=yes], [lx_cplex_found=no]) + AC_LANG_POP(C++) + + CXXFLAGS="$lx_save_cxxflags" + LDFLAGS="$lx_save_ldflags" + LIBS="$lx_save_libs" + + if test x"$lx_cplex_found" = x"yes"; then + AC_DEFINE([LEMON_HAVE_CPLEX], [1], [Define to 1 if you have CPLEX.]) + lx_lp_found=yes + AC_DEFINE([LEMON_HAVE_LP], [1], [Define to 1 if you have any LP solver.]) + lx_mip_found=yes + AC_DEFINE([LEMON_HAVE_MIP], [1], [Define to 1 if you have any MIP solver.]) + AC_MSG_RESULT([yes]) + else + CPLEX_CFLAGS="" + CPLEX_LDFLAGS="" + CPLEX_LIBS="" + AC_MSG_RESULT([no]) + fi + fi + CPLEX_LIBS="$CPLEX_LDFLAGS $CPLEX_LIBS" + AC_SUBST(CPLEX_CFLAGS) + AC_SUBST(CPLEX_LIBS) + AM_CONDITIONAL([HAVE_CPLEX], [test x"$lx_cplex_found" = x"yes"]) +]) |