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1 AC_DEFUN([LX_CHECK_GLPK], |
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2 [ |
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3 AC_ARG_WITH([glpk], |
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4 AS_HELP_STRING([--with-glpk@<:@=PREFIX@:>@], [Search for GLPK under PREFIX or under the default search paths if PREFIX is not given @<:@default@:>@]) |
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5 AS_HELP_STRING([--without-glpk], [Disable checking for GLPK]), |
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6 [], [with_glpk=yes]) |
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7 |
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8 AC_ARG_WITH([glpk-includedir], |
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9 AS_HELP_STRING([--with-glpk-includedir=DIR], [Search for GLPK headers in DIR]), |
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10 [], [with_glpk_includedir=no]) |
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11 |
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12 AC_ARG_WITH([glpk-libdir], |
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13 AS_HELP_STRING([--with-glpk-libdir=DIR], [Search for GLPK libraries in DIR]), |
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14 [], [with_glpk_libdir=no]) |
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15 |
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16 if test x"$with_glpk" != x"no"; then |
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17 AC_MSG_CHECKING([for GLPK]) |
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18 |
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19 if test x"$with_glpk_includedir" != x"no"; then |
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20 GLPK_CFLAGS="-I$with_glpk_includedir" |
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21 elif test x"$with_glpk" != x"yes"; then |
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22 GLPK_CFLAGS="-I$with_glpk/include" |
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23 fi |
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24 |
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25 if test x"$with_glpk_libdir" != x"no"; then |
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26 GLPK_LDFLAGS="-L$with_glpk_libdir" |
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27 elif test x"$with_glpk" != x"yes"; then |
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28 GLPK_LDFLAGS="-L$with_glpk/lib" |
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29 fi |
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30 GLPK_LIBS="-lglpk" |
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31 |
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32 lx_save_cxxflags="$CXXFLAGS"; |
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33 lx_save_ldflags="$LDFLAGS"; |
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34 lx_save_libs="$LIBS"; |
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35 CXXFLAGS="$GLPK_CFLAGS" |
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36 LDFLAGS="$GLPK_LDFLAGS" |
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37 LIBS="$GLPK_LIBS" |
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38 |
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39 lx_glpk_test_prog=' |
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40 extern "C" { |
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41 #include <glpk.h> |
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42 } |
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43 |
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44 int main(int argc, char* argv[]) |
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45 { |
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46 LPX *lp; |
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47 lp = lpx_create_prob(); |
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48 lpx_delete_prob(lp); |
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49 return 0; |
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50 }' |
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51 |
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52 AC_LANG_PUSH(C++) |
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53 AC_LINK_IFELSE([$lx_glpk_test_prog], [lx_glpk_found=yes], []) |
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54 AC_LANG_POP(C++) |
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55 |
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56 CXXFLAGS="$lx_save_cxxflags" |
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57 LDFLAGS="$lx_save_ldflags" |
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58 LIBS="$lx_save_libs" |
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59 |
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60 if test x"$lx_glpk_found" = x"yes"; then |
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61 AC_DEFINE([HAVE_GLPK], [1], [Define if GLPK was found]) |
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62 AC_MSG_RESULT([found]) |
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63 else |
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64 AC_MSG_RESULT([not found]) |
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65 fi |
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66 fi |
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67 GLPK_LIBS="$GLPK_LDFLAGS $GLPK_LIBS" |
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68 AC_SUBST(GLPK_CFLAGS) |
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69 AC_SUBST(GLPK_LIBS) |
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70 AM_CONDITIONAL([HAVE_GLPK], [test x"$lx_glpk_found" = x"yes"]) |
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71 ]) |