git.m6w6.name Git - m6w6/libmemcached/blob - m4/pandora_64bit.m4

   1 dnl  Copyright (C) 2009 Sun Microsystems
   2 dnl This file is free software; Sun Microsystems
   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 dnl ---------------------------------------------------------------------------
   7 dnl Macro: PANDORA_64BIT
   8 dnl ---------------------------------------------------------------------------
   9 AC_DEFUN([PANDORA_64BIT],[
  10   AC_BEFORE([$0], [AC_LIB_PREFIX])
  11
  12
  13   AC_ARG_ENABLE([64bit],[
  14     AS_HELP_STRING([--disable-64bit],
  15       [Build 64 bit binary @<:@default=on@:>@])],
  16              [ac_enable_64bit="$enableval"],
  17              [ac_enable_64bit="yes"])
  18
  19   AC_CHECK_PROGS(ISAINFO, [isainfo], [no])
  20   AS_IF([test "x$ISAINFO" != "xno"],
  21         [isainfo_b=`${ISAINFO} -b`],
  22         [isainfo_b="x"])
  23
  24   AS_IF([test "$isainfo_b" != "x"],[
  25
  26     isainfo_k=`${ISAINFO} -k`
  27     DTRACEFLAGS="${DTRACEFLAGS} -${isainfo_k}"
  28
  29     AS_IF([test "x${ac_cv_env_CPPFLAGS_set}" = "x"],[
  30       CPPFLAGS="-I/usr/local ${CPPFLAGS}"
  31     ])
  32
  33     AS_IF([test "x${ac_cv_env_LDFLAGS_set}" = "x"],[
  34       LDFLAGS="-L/usr/local/lib/${isainfo_k} ${LDFLAGS}"
  35     ])
  36
  37     AS_IF([test "x$ac_enable_64bit" = "xyes"],[
  38       AS_IF([test "x$libdir" = "x\${exec_prefix}/lib"],[
  39        dnl The user hasn't overridden the default libdir, so we'll
  40        dnl the dir suffix to match solaris 32/64-bit policy
  41        libdir="${libdir}/${isainfo_k}"
  42       ])
  43
  44       CPPFLAGS="-m64 ${CPPFLAGS}"
  45       LDFLAGS="-m64 ${LDFLAGS}"
  46       AS_IF([test "$target_cpu" = "sparc" -a "x$SUNCC" = "xyes"],[
  47         AM_CFLAGS="-xmemalign=8s ${AM_CFLAGS}"
  48         AM_CXXFLAGS="-xmemalign=8s ${AM_CXXFLAGS}"
  49       ])
  50     ])
  51   ])
  52 ])
  53 dnl ---------------------------------------------------------------------------
  54 dnl End Macro: PANDORA_64BIT
  55 dnl ---------------------------------------------------------------------------