| 1 | # pprocs.m4 |
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| 2 | # Copyright 2011 Bradford Hovinen <hovinen@gmail.com> |
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| 3 | # |
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| 4 | # Macro to check user-preferences and system-settings and enable or |
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| 5 | # disable static or dynamic modules for polynomial-operations |
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| 6 | |
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| 7 | AC_DEFUN([SING_SYSTEM_SUPPORTS_DYNAMIC_MODULES], |
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| 8 | [ |
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| 9 | AC_CANONICAL_HOST |
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| 10 | AC_MSG_CHECKING(whether system supports dynamic modules) |
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| 11 | AS_CASE([$host], |
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| 12 | [*linux-gnu], [SUPPORTS_DYNAMIC_MODULES=yes], |
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| 13 | [*freebsd*], [SUPPORTS_DYNAMIC_MODULES=yes], |
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| 14 | [*-sun-solaris2*], [SUPPORTS_DYNAMIC_MODULES=yes], |
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| 15 | [*-apple-darwin*], [SUPPORTS_DYNAMIC_MODULES=yes], |
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| 16 | [SUPPORTS_DYNAMIC_MODULES=no] |
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| 17 | ) |
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| 18 | AC_MSG_RESULT($SUPPORTS_DYNAMIC_MODULES) |
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| 19 | ]) |
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| 20 | |
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| 21 | AC_DEFUN([SING_CHECK_P_PROCS], |
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| 22 | [ |
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| 23 | AC_ARG_ENABLE(p-procs-static, |
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| 24 | [ --enable-p-procs-static Enable statically compiled p_Procs-modules |
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| 25 | ], |
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| 26 | [if test $enableval = yes; then |
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| 27 | ENABLE_P_PROCS_STATIC="yes" |
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| 28 | ENABLE_P_PROCS_DYNAMIC="no" |
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| 29 | else |
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| 30 | ENABLE_P_PROCS_STATIC="no" |
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| 31 | fi |
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| 32 | ],[NO_P_PROCS_STATIC_GIVEN=yes]) |
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| 33 | |
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| 34 | AC_ARG_ENABLE(p-procs-dynamic, |
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| 35 | [ --enable-p-procs-dynamic Enable dynamically compiled p_Procs-modules |
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| 36 | ], |
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| 37 | [if test $enableval = yes; then |
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| 38 | ENABLE_P_PROCS_DYNAMIC="yes" |
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| 39 | ENABLE_P_PROCS_STATIC="no" |
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| 40 | else |
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| 41 | ENABLE_P_PROCS_DYNAMIC="no" |
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| 42 | fi |
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| 43 | ],[NO_P_PROCS_DYNAMIC_GIVEN=yes]) |
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| 44 | |
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| 45 | if test x$ENABLE_P_PROCS_DYNAMIC = xyes; then |
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| 46 | SING_SYSTEM_SUPPORTS_DYNAMIC_MODULES |
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| 47 | if test $SUPPORTS_DYNAMIC_MODULES = no; then |
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| 48 | AC_MSG_ERROR([--enable-pprocs-dynamic requested but your system appears not to support dynamic modules properly]) |
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| 49 | fi |
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| 50 | elif test x$NO_P_PROCS_DYNAMIC_GIVEN = xyes -a x$NO_P_PROCS_STATIC_GIVEN = xyes; then |
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| 51 | SING_SYSTEM_SUPPORTS_DYNAMIC_MODULES |
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| 52 | if test $SUPPORTS_DYNAMIC_MODULES = yes; then |
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| 53 | AC_MSG_NOTICE([Enabling dynamic modules and disabling static modules]) |
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| 54 | ENABLE_P_PROCS_DYNAMIC="yes" |
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| 55 | ENABLE_P_PROCS_STATIC="no" |
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| 56 | elif test $SUPPORTS_DYNAMIC_MODULES = no; then |
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| 57 | AC_MSG_NOTICE([Enabling static modules and disabling dynamic modules]) |
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| 58 | ENABLE_P_PROCS_DYNAMIC="no" |
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| 59 | ENABLE_P_PROCS_STATIC="yes" |
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| 60 | else |
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| 61 | AC_MSG_ERROR([Unknown whether system supports dynamic modules or not. This should not have happened.]) |
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| 62 | fi |
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| 63 | fi |
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| 64 | |
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| 65 | if test x$ENABLE_P_PROCS_DYNAMIC = xyes; then |
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| 66 | AC_DEFINE(HAVE_DL,1,enable dynamic modules) |
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| 67 | fi |
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| 68 | |
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| 69 | AM_CONDITIONAL([ENABLE_P_PROCS_DYNAMIC],[test x$ENABLE_P_PROCS_DYNAMIC = xyes]) |
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| 70 | AM_CONDITIONAL([ENABLE_P_PROCS_STATIC],[test x$ENABLE_P_PROCS_STATIC = xyes]) |
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| 71 | |
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| 72 | ]) |
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