1 | AC_DEFUN([LX_CHECK_GLPK], |
---|
2 | [ |
---|
3 | AC_ARG_WITH([glpk], |
---|
4 | AS_HELP_STRING([--with-glpk@<:@=PREFIX@:>@], [search for GLPK under PREFIX or under the default search paths if PREFIX is not given @<:@default@:>@]) |
---|
5 | AS_HELP_STRING([--without-glpk], [disable checking for GLPK]), |
---|
6 | [], [with_glpk=yes]) |
---|
7 | |
---|
8 | AC_ARG_WITH([glpk-includedir], |
---|
9 | AS_HELP_STRING([--with-glpk-includedir=DIR], [search for GLPK headers in DIR]), |
---|
10 | [], [with_glpk_includedir=no]) |
---|
11 | |
---|
12 | AC_ARG_WITH([glpk-libdir], |
---|
13 | AS_HELP_STRING([--with-glpk-libdir=DIR], [search for GLPK libraries in DIR]), |
---|
14 | [], [with_glpk_libdir=no]) |
---|
15 | |
---|
16 | lx_glpk_found=no |
---|
17 | if test x"$with_glpk" != x"no"; then |
---|
18 | AC_MSG_CHECKING([for GLPK]) |
---|
19 | |
---|
20 | if test x"$with_glpk_includedir" != x"no"; then |
---|
21 | GLPK_CFLAGS="-I$with_glpk_includedir" |
---|
22 | elif test x"$with_glpk" != x"yes"; then |
---|
23 | GLPK_CFLAGS="-I$with_glpk/include" |
---|
24 | fi |
---|
25 | |
---|
26 | if test x"$with_glpk_libdir" != x"no"; then |
---|
27 | GLPK_LDFLAGS="-L$with_glpk_libdir" |
---|
28 | elif test x"$with_glpk" != x"yes"; then |
---|
29 | GLPK_LDFLAGS="-L$with_glpk/lib" |
---|
30 | fi |
---|
31 | GLPK_LIBS="-lglpk" |
---|
32 | |
---|
33 | lx_save_cxxflags="$CXXFLAGS" |
---|
34 | lx_save_ldflags="$LDFLAGS" |
---|
35 | lx_save_libs="$LIBS" |
---|
36 | CXXFLAGS="$GLPK_CFLAGS" |
---|
37 | LDFLAGS="$GLPK_LDFLAGS" |
---|
38 | LIBS="$GLPK_LIBS" |
---|
39 | |
---|
40 | lx_glpk_test_prog=' |
---|
41 | extern "C" { |
---|
42 | #include <glpk.h> |
---|
43 | } |
---|
44 | |
---|
45 | int main(int argc, char** argv) |
---|
46 | { |
---|
47 | LPX *lp; |
---|
48 | lp = lpx_create_prob(); |
---|
49 | lpx_delete_prob(lp); |
---|
50 | return 0; |
---|
51 | }' |
---|
52 | |
---|
53 | AC_LANG_PUSH(C++) |
---|
54 | AC_LINK_IFELSE([$lx_glpk_test_prog], [lx_glpk_found=yes], [lx_glpk_found=no]) |
---|
55 | AC_LANG_POP(C++) |
---|
56 | |
---|
57 | CXXFLAGS="$lx_save_cxxflags" |
---|
58 | LDFLAGS="$lx_save_ldflags" |
---|
59 | LIBS="$lx_save_libs" |
---|
60 | |
---|
61 | if test x"$lx_glpk_found" = x"yes"; then |
---|
62 | AC_DEFINE([HAVE_GLPK], [1], [Define to 1 if you have GLPK.]) |
---|
63 | lx_lp_found=yes |
---|
64 | AC_DEFINE([HAVE_LP], [1], [Define to 1 if you have any LP solver.]) |
---|
65 | lx_mip_found=yes |
---|
66 | AC_DEFINE([HAVE_MIP], [1], [Define to 1 if you have any MIP solver.]) |
---|
67 | AC_MSG_RESULT([yes]) |
---|
68 | else |
---|
69 | GLPK_CFLAGS="" |
---|
70 | GLPK_LDFLAGS="" |
---|
71 | GLPK_LIBS="" |
---|
72 | AC_MSG_RESULT([no]) |
---|
73 | fi |
---|
74 | fi |
---|
75 | GLPK_LIBS="$GLPK_LDFLAGS $GLPK_LIBS" |
---|
76 | AC_SUBST(GLPK_CFLAGS) |
---|
77 | AC_SUBST(GLPK_LIBS) |
---|
78 | AM_CONDITIONAL([HAVE_GLPK], [test x"$lx_glpk_found" = x"yes"]) |
---|
79 | ]) |
---|