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     1 AC_DEFUN([LX_CHECK_CLP],  | 
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     2 [  | 
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     3   AC_ARG_WITH([clp],  | 
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     4 AS_HELP_STRING([--with-clp@<:@=PREFIX@:>@], [search for CLP under PREFIX or under the default search paths if PREFIX is not given @<:@default@:>@])  | 
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     5 AS_HELP_STRING([--without-clp], [disable checking for CLP]),  | 
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     6               [], [with_clp=yes])  | 
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     7   | 
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     8   AC_ARG_WITH([clp-includedir],  | 
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     9 AS_HELP_STRING([--with-clp-includedir=DIR], [search for CLP headers in DIR]),  | 
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    10               [], [with_clp_includedir=no])  | 
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    11   | 
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    12   AC_ARG_WITH([clp-libdir],  | 
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    13 AS_HELP_STRING([--with-clp-libdir=DIR], [search for CLP libraries in DIR]),  | 
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    14               [], [with_clp_libdir=no])  | 
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    15   | 
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    16   lx_clp_found=no  | 
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    17   if test x"$with_clp" != x"no"; then  | 
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    18     AC_MSG_CHECKING([for CLP])  | 
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    19   | 
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    20     if test x"$with_clp_includedir" != x"no"; then  | 
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    21       CLP_CXXFLAGS="-I$with_clp_includedir"  | 
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    22     elif test x"$with_clp" != x"yes"; then  | 
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    23       CLP_CXXFLAGS="-I$with_clp/include"  | 
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    24     fi  | 
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    25   | 
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    26     if test x"$with_clp_libdir" != x"no"; then  | 
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    27       CLP_LDFLAGS="-L$with_clp_libdir"  | 
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    28     elif test x"$with_clp" != x"yes"; then  | 
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    29       CLP_LDFLAGS="-L$with_clp/lib"  | 
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    30     fi  | 
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    31     CLP_LIBS="-lClp -lCoinUtils -lm"  | 
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    32   | 
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    33     lx_save_cxxflags="$CXXFLAGS"  | 
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    34     lx_save_ldflags="$LDFLAGS"  | 
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    35     lx_save_libs="$LIBS"  | 
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    36     CXXFLAGS="$CLP_CXXFLAGS"  | 
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    37     LDFLAGS="$CLP_LDFLAGS"  | 
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    38     LIBS="$CLP_LIBS"  | 
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    39   | 
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    40     lx_clp_test_prog='  | 
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    41       #include <coin/ClpModel.hpp>  | 
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    42   | 
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    43       int main(int argc, char** argv)  | 
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    44       { | 
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    45         ClpModel clp;  | 
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    46         return 0;  | 
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    47       }'  | 
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    48   | 
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    49     AC_LANG_PUSH(C++)  | 
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    50     AC_LINK_IFELSE([$lx_clp_test_prog], [lx_clp_found=yes], [lx_clp_found=no])  | 
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    51     AC_LANG_POP(C++)  | 
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    52   | 
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    53     CXXFLAGS="$lx_save_cxxflags"  | 
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    54     LDFLAGS="$lx_save_ldflags"  | 
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    55     LIBS="$lx_save_libs"  | 
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    56   | 
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    57     if test x"$lx_clp_found" = x"yes"; then  | 
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    58       AC_DEFINE([HAVE_CLP], [1], [Define to 1 if you have CLP.])  | 
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    59       lx_lp_found=yes  | 
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    60       AC_DEFINE([HAVE_LP], [1], [Define to 1 if you have any LP solver.])  | 
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    61       AC_MSG_RESULT([yes])  | 
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    62     else  | 
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    63       CLP_CXXFLAGS=""  | 
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    64       CLP_LDFLAGS=""  | 
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    65       CLP_LIBS=""  | 
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    66       AC_MSG_RESULT([no])  | 
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    67     fi  | 
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    68   fi  | 
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    69   CLP_LIBS="$CLP_LDFLAGS $CLP_LIBS"  | 
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    70   AC_SUBST(CLP_CXXFLAGS)  | 
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    71   AC_SUBST(CLP_LIBS)  | 
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    72   AM_CONDITIONAL([HAVE_CLP], [test x"$lx_clp_found" = x"yes"])  | 
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    73 ])  |