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67 lines
2.4 KiB
Plaintext
67 lines
2.4 KiB
Plaintext
dnl Copyright (C) 2009 Sun Microsystems
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dnl This file is free software; Sun Microsystems
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dnl gives unlimited permission to copy and/or distribute it,
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dnl with or without modifications, as long as this notice is preserved.
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dnl ---------------------------------------------------------------------------
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dnl Macro: PANDORA_ENABLE_DTRACE
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dnl ---------------------------------------------------------------------------
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AC_DEFUN([PANDORA_ENABLE_DTRACE],[
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AC_ARG_ENABLE([dtrace],
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[AS_HELP_STRING([--disable-dtrace],
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[enable DTrace USDT probes. @<:@default=yes@:>@])],
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[ac_cv_enable_dtrace="$enableval"],
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[ac_cv_enable_dtrace="yes"])
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AS_IF([test "$ac_cv_enable_dtrace" = "yes"],[
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AC_CHECK_PROGS([DTRACE], [dtrace])
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AS_IF([test "x$ac_cv_prog_DTRACE" = "xdtrace"],[
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AC_CACHE_CHECK([if dtrace works],[ac_cv_dtrace_works],[
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cat >conftest.d <<_ACEOF
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provider Example {
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probe increment(int);
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};
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_ACEOF
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$DTRACE -h -o conftest.h -s conftest.d 2>/dev/zero
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AS_IF([test $? -eq 0],[ac_cv_dtrace_works=yes],
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[ac_cv_dtrace_works=no])
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rm -f conftest.h conftest.d
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])
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AS_IF([test "x$ac_cv_dtrace_works" = "xyes"],[
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AC_DEFINE([HAVE_DTRACE], [1], [Enables DTRACE Support])
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AC_CACHE_CHECK([if dtrace should instrument object files],
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[ac_cv_dtrace_needs_objects],[
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dnl DTrace on MacOSX does not use -G option
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cat >conftest.d <<_ACEOF
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provider Example {
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probe increment(int);
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};
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_ACEOF
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cat > conftest.c <<_ACEOF
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#include "conftest.h"
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void foo() {
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EXAMPLE_INCREMENT(1);
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}
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_ACEOF
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$DTRACE -h -o conftest.h -s conftest.d 2>/dev/zero
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$CC -c -o conftest.o conftest.c
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$DTRACE -G -o conftest.d.o -s conftest.d conftest.o 2>/dev/zero
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AS_IF([test $? -eq 0],[ac_cv_dtrace_needs_objects=yes],
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[ac_cv_dtrace_needs_objects=no])
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rm -f conftest.d.o conftest.d conftest.h conftest.o conftest.c
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])
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])
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AC_SUBST(DTRACEFLAGS) dnl TODO: test for -G on OSX
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ac_cv_have_dtrace=yes
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])])
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AM_CONDITIONAL([HAVE_DTRACE], [test "x$ac_cv_dtrace_works" = "xyes"])
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AM_CONDITIONAL([DTRACE_NEEDS_OBJECTS],
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[test "x$ac_cv_dtrace_needs_objects" = "xyes"])
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])
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dnl ---------------------------------------------------------------------------
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dnl End Macro: PANDORA_ENABLE_DTRACE
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dnl ---------------------------------------------------------------------------
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