m4/lx_check_glpk.m4
author Peter Kovacs <kpeter@inf.elte.hu>
Sun, 23 Aug 2009 11:09:22 +0200
changeset 735 853fcddcf282
parent 459 ed54c0d13df0
parent 500 8a144437db7d
permissions -rw-r--r--
Doc improvements, fixes and unifications for graphs (#311)
ladanyi@1
     1
AC_DEFUN([LX_CHECK_GLPK],
ladanyi@1
     2
[
ladanyi@1
     3
  AC_ARG_WITH([glpk],
ladanyi@1
     4
AS_HELP_STRING([--with-glpk@<:@=PREFIX@:>@], [search for GLPK under PREFIX or under the default search paths if PREFIX is not given @<:@default@:>@])
ladanyi@1
     5
AS_HELP_STRING([--without-glpk], [disable checking for GLPK]),
ladanyi@1
     6
              [], [with_glpk=yes])
ladanyi@1
     7
ladanyi@1
     8
  AC_ARG_WITH([glpk-includedir],
ladanyi@1
     9
AS_HELP_STRING([--with-glpk-includedir=DIR], [search for GLPK headers in DIR]),
ladanyi@1
    10
              [], [with_glpk_includedir=no])
ladanyi@1
    11
ladanyi@1
    12
  AC_ARG_WITH([glpk-libdir],
ladanyi@1
    13
AS_HELP_STRING([--with-glpk-libdir=DIR], [search for GLPK libraries in DIR]),
ladanyi@1
    14
              [], [with_glpk_libdir=no])
ladanyi@1
    15
ladanyi@1
    16
  lx_glpk_found=no
ladanyi@1
    17
  if test x"$with_glpk" != x"no"; then
ladanyi@1
    18
    AC_MSG_CHECKING([for GLPK])
ladanyi@1
    19
ladanyi@1
    20
    if test x"$with_glpk_includedir" != x"no"; then
ladanyi@1
    21
      GLPK_CFLAGS="-I$with_glpk_includedir"
ladanyi@1
    22
    elif test x"$with_glpk" != x"yes"; then
ladanyi@1
    23
      GLPK_CFLAGS="-I$with_glpk/include"
ladanyi@1
    24
    fi
ladanyi@1
    25
ladanyi@1
    26
    if test x"$with_glpk_libdir" != x"no"; then
ladanyi@1
    27
      GLPK_LDFLAGS="-L$with_glpk_libdir"
ladanyi@1
    28
    elif test x"$with_glpk" != x"yes"; then
ladanyi@1
    29
      GLPK_LDFLAGS="-L$with_glpk/lib"
ladanyi@1
    30
    fi
ladanyi@1
    31
    GLPK_LIBS="-lglpk"
ladanyi@1
    32
ladanyi@1
    33
    lx_save_cxxflags="$CXXFLAGS"
ladanyi@1
    34
    lx_save_ldflags="$LDFLAGS"
ladanyi@1
    35
    lx_save_libs="$LIBS"
ladanyi@1
    36
    CXXFLAGS="$GLPK_CFLAGS"
ladanyi@1
    37
    LDFLAGS="$GLPK_LDFLAGS"
ladanyi@1
    38
    LIBS="$GLPK_LIBS"
ladanyi@1
    39
ladanyi@1
    40
    lx_glpk_test_prog='
ladanyi@1
    41
      extern "C" {
ladanyi@1
    42
      #include <glpk.h>
ladanyi@1
    43
      }
ladanyi@1
    44
deba@459
    45
      #if (GLP_MAJOR_VERSION < 4) \
deba@459
    46
         || (GLP_MAJOR_VERSION == 4 && GLP_MINOR_VERSION < 33)
deba@459
    47
      #error Supported GLPK versions: 4.33 or above
deba@459
    48
      #endif
deba@459
    49
ladanyi@187
    50
      int main(int argc, char** argv)
ladanyi@1
    51
      {
ladanyi@1
    52
        LPX *lp;
ladanyi@1
    53
        lp = lpx_create_prob();
ladanyi@1
    54
        lpx_delete_prob(lp);
ladanyi@1
    55
        return 0;
ladanyi@1
    56
      }'
ladanyi@1
    57
ladanyi@1
    58
    AC_LANG_PUSH(C++)
ladanyi@1
    59
    AC_LINK_IFELSE([$lx_glpk_test_prog], [lx_glpk_found=yes], [lx_glpk_found=no])
ladanyi@1
    60
    AC_LANG_POP(C++)
ladanyi@1
    61
ladanyi@1
    62
    CXXFLAGS="$lx_save_cxxflags"
ladanyi@1
    63
    LDFLAGS="$lx_save_ldflags"
ladanyi@1
    64
    LIBS="$lx_save_libs"
ladanyi@1
    65
ladanyi@1
    66
    if test x"$lx_glpk_found" = x"yes"; then
ladanyi@500
    67
      AC_DEFINE([LEMON_HAVE_GLPK], [1], [Define to 1 if you have GLPK.])
alpar@457
    68
      lx_lp_found=yes
ladanyi@627
    69
      AC_DEFINE([LEMON_HAVE_LP], [1], [Define to 1 if you have any LP solver.])
alpar@457
    70
      lx_mip_found=yes
ladanyi@627
    71
      AC_DEFINE([LEMON_HAVE_MIP], [1], [Define to 1 if you have any MIP solver.])
ladanyi@1
    72
      AC_MSG_RESULT([yes])
ladanyi@1
    73
    else
ladanyi@1
    74
      GLPK_CFLAGS=""
ladanyi@1
    75
      GLPK_LDFLAGS=""
ladanyi@1
    76
      GLPK_LIBS=""
ladanyi@1
    77
      AC_MSG_RESULT([no])
ladanyi@1
    78
    fi
ladanyi@1
    79
  fi
ladanyi@1
    80
  GLPK_LIBS="$GLPK_LDFLAGS $GLPK_LIBS"
ladanyi@1
    81
  AC_SUBST(GLPK_CFLAGS)
ladanyi@1
    82
  AC_SUBST(GLPK_LIBS)
ladanyi@1
    83
  AM_CONDITIONAL([HAVE_GLPK], [test x"$lx_glpk_found" = x"yes"])
ladanyi@1
    84
])