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dnl Copyright (C) 2009 Sun Microsystems, Inc.
dnl This file is free software; Sun Microsystems, Inc.
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
dnl ---------------------------------------------------------------------------
dnl Macro: PANDORA_64BIT
dnl ---------------------------------------------------------------------------
AC_DEFUN([PANDORA_64BIT],[
AC_BEFORE([$0], [AC_LIB_PREFIX])
AC_ARG_ENABLE([64bit],
[AS_HELP_STRING([--disable-64bit],
[Build 64 bit binary @<:@default=on@:>@])],
[ac_enable_64bit="$enableval"],
[ac_enable_64bit="yes"])
AC_CHECK_PROGS(ISAINFO, [isainfo], [no])
AS_IF([test "x$ISAINFO" != "xno"],
[isainfo_b=`${ISAINFO} -b`],
[isainfo_b="x"])
AS_IF([test "$isainfo_b" != "x" -a "$isainfo_b" != "32"],[
isainfo_k=`${ISAINFO} -k`
DTRACEFLAGS="${DTRACEFLAGS} -${isainfo_b}"
AS_IF([test "x$ac_enable_64bit" = "xyes"],[
AS_IF([test "x${ac_cv_env_LDFLAGS_set}" = "x"],[
LDFLAGS="-L/usr/local/lib/${isainfo_k} ${LDFLAGS}"
])
AS_IF([test "x$libdir" = "x\${exec_prefix}/lib"],[
dnl The user hasn't overridden the default libdir, so we'll
dnl the dir suffix to match solaris 32/64-bit policy
libdir="${libdir}/${isainfo_k}"
])
AS_IF([test "x${ac_cv_env_CFLAGS_set}" = "x"],[
CFLAGS="${CFLAGS} -m64"
ac_cv_env_CFLAGS_set=set
ac_cv_env_CFLAGS_value='-m64'
])
AS_IF([test "x${ac_cv_env_CXXFLAGS_set}" = "x"],[
CXXFLAGS="${CXXFLAGS} -m64"
ac_cv_env_CXXFLAGS_set=set
ac_cv_env_CXXFLAGS_value='-m64'
])
AS_IF([test "$target_cpu" = "sparc" -a "x$SUNCC" = "xyes"],[
AM_CFLAGS="-xmemalign=8s ${AM_CFLAGS}"
AM_CXXFLAGS="-xmemalign=8s ${AM_CXXFLAGS}"
])
])
])
])
dnl ---------------------------------------------------------------------------
dnl End Macro: PANDORA_64BIT
dnl ---------------------------------------------------------------------------
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