diff options
| -rw-r--r-- | HOWTO/DTRACE.md | 6 | ||||
| -rw-r--r-- | erts/configure.in | 30 | ||||
| -rw-r--r-- | erts/emulator/Makefile.in | 3 |
3 files changed, 17 insertions, 22 deletions
diff --git a/HOWTO/DTRACE.md b/HOWTO/DTRACE.md index 8fa2fd9d50..90f4addefd 100644 --- a/HOWTO/DTRACE.md +++ b/HOWTO/DTRACE.md @@ -27,12 +27,10 @@ Goals Supported platforms ------------------- -* OS X 10.6.x / Snow Leopard. It should also work for 10.7 / Lion, - but I haven't personally tested it. +* OS X 10.6.x / Snow Leopard, OS X 10.7.x / Lion and probably newer versions. * Solaris 10. I have done limited testing on Solaris 11 and OpenIndiana release 151a, and both appear to work. -* FreeBSD 9.0, though please see the "FreeBSD 9.0 Release Notes" - section below! +* FreeBSD 9.0 and 10.0. * Linux via SystemTap compatibility. Please see [$ERL_TOP/HOWTO/SYSTEMTAP.md][] for more details. diff --git a/erts/configure.in b/erts/configure.in index 8d245252b5..c20bb032f1 100644 --- a/erts/configure.in +++ b/erts/configure.in @@ -3848,28 +3848,26 @@ esac if test "$enable_dtrace_test" = "yes" ; then if test "$DTRACE" = "dtrace" ; then AC_CHECK_HEADERS(sys/sdt.h) + AC_MSG_CHECKING([for 1-stage DTrace precompilation]) # The OS X version of dtrace prints a spurious line here. if ! dtrace -h $DTRACE_CPP -Iemulator/beam -o ./foo-dtrace.h -s emulator/beam/erlang_dtrace.d; then AC_MSG_ERROR([Could not precompile erlang_dtrace.d: dtrace -h failed]) fi + AC_MSG_RESULT([yes]) - $RM -f dtest.{o,c} - cat > dtest.c <<_DTEST - #include "foo-dtrace.h" - int main(void) { ERLANG_DIST_PORT_BUSY_ENABLED(); return 0; } -_DTEST - $CC $CFLAGS -c -o dtest.o dtest.c - - $RM -f $DTRACE_2STEP_TEST - if dtrace -G $DTRACE_CPP $DTRACE_BITS_FLAG -Iemulator/beam -o $DTRACE_2STEP_TEST -s emulator/beam/erlang_dtrace.d dtest.o && \ - test -f $DTRACE_2STEP_TEST ; then - rm $DTRACE_2STEP_TEST + AC_MSG_CHECKING([for 2-stage DTrace precompilation]) + AC_TRY_COMPILE([ #include "foo-dtrace.h" ], + [ERLANG_DIST_PORT_BUSY_ENABLED();], + [$RM -f $DTRACE_2STEP_TEST + dtrace -G $DTRACE_CPP $DTRACE_BITS_FLAG -Iemulator/beam -o $DTRACE_2STEP_TEST -s emulator/beam/erlang_dtrace.d conftest.$OBJEXT 2>&AS_MESSAGE_LOG_FD + if test -f $DTRACE_2STEP_TEST; then + rm $DTRACE_2STEP_TEST DTRACE_ENABLED_2STEP=yes - AC_MSG_NOTICE([dtrace precompilation for 2-stage DTrace successful]) - else - AC_MSG_NOTICE([dtrace precompilation for 1-stage DTrace successful]) - fi - $RM -f dtest.{o,c} foo-dtrace.h + fi], + []) + AS_IF([test "x$DTRACE_ENABLED_2STEP" = "xyes"], + [AC_MSG_RESULT([yes])], + [AC_MSG_RESULT([no])]) DTRACE_ENABLED=yes case $OPSYS in diff --git a/erts/emulator/Makefile.in b/erts/emulator/Makefile.in index f88a4ccc24..74e0d26cff 100644 --- a/erts/emulator/Makefile.in +++ b/erts/emulator/Makefile.in @@ -513,10 +513,9 @@ ifdef DTRACE_ENABLED # global.h causes problems by including dtrace-wrapper.h which includes # the autogenerated erlang_dtrace.h ... so make erlang_dtrace.h very early. DTRACE_HEADERS = $(TARGET)/erlang_dtrace.h -generate: $(DTRACE_HEADERS) $(GENERATE) +GENERATE+= $(DTRACE_HEADERS) else DTRACE_HEADERS = -generate: $(GENERATE) endif ifdef HIPE_ENABLED |