git.m6w6.name Git - awesomized/libmemcached/blob - m4/pandora_have_better_malloc.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 AC_DEFUN([PANDORA_HAVE_BETTER_MALLOC],[
   7   AC_REQUIRE([AC_FUNC_MALLOC])
   8   AC_REQUIRE([AC_FUNC_REALLOC])
   9   AC_REQUIRE([AC_LIB_PREFIX])
  10
  11   AC_ARG_ENABLE([umem],
  12     [AS_HELP_STRING([--enable-umem],
  13        [Enable linking with libumem @<:@default=off@:>@])],
  14     [ac_enable_umem="$enableval"],[
  15       case "$target_os" in
  16         *solaris*)
  17           ac_enable_umem="yes"
  18         ;;
  19         *)
  20           ac_enable_umem="no"
  21         ;;
  22       esac
  23     ])
  24
  25   AC_ARG_ENABLE([tcmalloc],
  26     [AS_HELP_STRING([--enable-tcmalloc],
  27        [Enable linking with tcmalloc @<:@default=off@:>@])],
  28     [ac_enable_tcmalloc="$enableval"],
  29     [ac_enable_tcmalloc="no"])
  30
  31   AC_ARG_ENABLE([mtmalloc],
  32     [AS_HELP_STRING([--disable-mtmalloc],
  33        [Enable linking with mtmalloc @<:@default=on@:>@])],
  34     [ac_enable_mtmalloc="$enableval"],
  35     [ac_enable_mtmalloc="yes"])
  36
  37   save_LIBS="${LIBS}"
  38   LIBS=
  39   AS_IF([test "x$ac_enable_umem" = "xyes"],[
  40     AC_CHECK_LIB(umem,malloc,[],[])
  41   ],[
  42     case "$target_os" in
  43       *linux*)
  44         AS_IF([test "x$ac_enable_tcmalloc" != "xno"],[
  45           AC_CHECK_LIB(tcmalloc-minimal,malloc,[],[])
  46           AS_IF([test "x$ac_cv_lib_tcmalloc_minimal_malloc" != "xyes"],[
  47             AC_CHECK_LIB(tcmalloc,malloc,[],[])
  48           ])
  49         ])
  50         ;;
  51       *solaris*)
  52         AS_IF([test "x$ac_enable_mtmalloc" != "xno"],[
  53           AC_CHECK_LIB(mtmalloc,malloc,[],[])
  54         ])
  55         ;;
  56     esac
  57   ])
  58   BETTER_MALLOC_LIBS="${LIBS}"
  59   LIBS="${save_LIBS}"
  60   AC_SUBST([BETTER_MALLOC_LIBS])
  61
  62 ])
  63
  64 AC_DEFUN([PANDORA_USE_BETTER_MALLOC],[
  65   AC_REQUIRE([PANDORA_HAVE_BETTER_MALLOC])
  66   LIBS="${LIBS} ${BETTER_MALLOC_LIBS}"
  67 ])
  68