85456198b09a6022ba08c071e06ba7217a492a99
[awesomized/libmemcached] / m4 / pandora_libtool.m4
1 dnl Copyright (C) 2009 Sun Microsystems, Inc.
2 dnl This file is free software; Sun Microsystems, Inc.
3 dnl gives unlimited permission to copy and/or distribute it,
4 dnl with or without modifications, as long as this notice is preserved.
5
6 AC_DEFUN([PANDORA_LIBTOOL],[
7 AC_REQUIRE([AC_DISABLE_STATIC])
8 AC_REQUIRE([AC_PROG_LIBTOOL])
9 m4_ifndef([LT_PREREQ],[
10 pandora_have_old_libtool=yes
11 ],[
12 pandora_have_old_libtool=no
13 ])
14 AS_IF([test "$SUNCC" = "yes" -a "${pandora_have_old_libtool}" = "yes"],[
15 AC_MSG_ERROR([Building ${PACKAGE} with Sun Studio requires at least libtool 2.2])
16 ])
17
18 dnl By requiring AC_PROG_LIBTOOL, we should force the macro system to read
19 dnl libtool.m4, where in 2.2 AC_PROG_LIBTOOL is an alias for LT_INIT
20 dnl Then, if we're on 2.2, we should have LT_LANG, so we'll call it.
21 m4_ifdef([LT_LANG],[
22 LT_LANG(C)
23 LT_LANG(C++)
24 ])
25 ])