git.m6w6.name Git - awesomized/libmemcached/blob - m4/dtrace.m4

   1 dnl ---------------------------------------------------------------------------
   2 dnl Macro: ENABLE_DTRACE
   3 dnl ---------------------------------------------------------------------------
   4 AC_DEFUN([ENABLE_DTRACE],[
   5   AC_ARG_ENABLE([dtrace],
   6     [AS_HELP_STRING([--enable-dtrace],
   7        [Build with support for the DTRACE. @<:@default=off@:>@])],
   8     [ac_cv_enable_dtrace="yes"],
   9     [ac_cv_enable_dtrace="no"])
  10
  11   if test "$ac_cv_enable_dtrace" = "yes"
  12   then
  13     AC_PATH_PROG([DTRACE], [dtrace], "no", [/usr/sbin:$PATH])
  14     if test "x$DTRACE" != "xno"; then
  15       AC_DEFINE([HAVE_DTRACE], [1], [Enables DTRACE Support])
  16       DTRACE_HEADER=dtrace_probes.h
  17
  18       # DTrace on MacOSX does not use -G option
  19       $DTRACE -G -o conftest.$$ -s libmemcached/libmemcached_probes.d 2>/dev/zero
  20       if test $? -eq 0
  21       then
  22         DTRACE_OBJ=libmemcached_probes.lo
  23         rm conftest.$$
  24       fi
  25
  26       ac_cv_enable_dtrace="yes"
  27       AC_SUBST(HAVE_DTRACE)
  28     else
  29       AC_MSG_ERROR([Need dtrace binary and OS support.])
  30     fi
  31   fi
  32
  33   AC_SUBST(DTRACEFLAGS)
  34   AC_SUBST(DTRACE_HEADER)
  35   AC_SUBST(DTRACE_OBJ)
  36   AM_CONDITIONAL([HAVE_DTRACE], [ test "$ac_cv_enable_dtrace" = "yes" ])
  37 ])
  38 dnl ---------------------------------------------------------------------------
  39 dnl End Macro: ENABLE_DTRACE
  40 dnl ---------------------------------------------------------------------------