Enable --with-dtrace configure flag (upstream issue21590)

Add patch to fix out of tree --with-dtrace build (upstream issue28787)

00249-fix-out-of-tree-dtrace-builds.patch

@@ -0,0 +1,12 @@
+diff --git a/Makefile.pre.in b/Makefile.pre.in
+index 28df0e1..42f811c 100644
+--- a/Makefile.pre.in
++++ b/Makefile.pre.in
+@@ -867,6 +867,7 @@ Python/frozen.o: Python/importlib.h Python/importlib_external.h
+ # follow our naming conventions. dtrace(1) uses the output filename to generate
+ # an include guard, so we can't use a pipeline to transform its output.
+ Include/pydtrace_probes.h: $(srcdir)/Include/pydtrace.d
++	@$(MKDIR_P) Include
+ 	$(DTRACE) $(DFLAGS) -o $@ -h -s $<
+ 	: sed in-place edit with POSIX-only tools
+ 	sed 's/PYTHON_/PyDTrace_/' $@ > $@.tmp

python3.spec

@@ -155,12 +155,11 @@ BuildRequires: pkgconfig
 BuildRequires: readline-devel
 BuildRequires: sqlite-devel
 
-%if 0%{?with_systemtap}
 BuildRequires: systemtap-sdt-devel
+BuildRequires: systemtap-devel
 # (this introduces a dependency on "python", in that systemtap-sdt-devel's
 # /usr/bin/dtrace is a python 2 script)
 %global tapsetdir      /usr/share/systemtap/tapset
-%endif # with_systemtap
 
 BuildRequires: tar
 BuildRequires: tcl-devel
@@ -389,6 +388,12 @@ Patch206: 00206-remove-hf-from-arm-triplet.patch
 # Fedora needs the default mips64-linux-gnu
 Patch243: 00243-fix-mips64-triplet.patch
 
+# 00249 #
+# Fix builds using the --with-dtrace flag as the rpmbuild
+# of python is an out of tree build
+# Not yet fixed upstream: http://bugs.python.org/issue28787
+Patch249: 00249-fix-out-of-tree-dtrace-builds.patch
+
 # (New patches go here ^^^)
 #
 # When adding new patches to "python" and "python3" in Fedora, EL, etc.,
@@ -625,6 +630,7 @@ sed -r -i s/'_PIP_VERSION = "[0-9.]+"'/'_PIP_VERSION = "%{pip_version}"'/ Lib/en
 %patch205 -p1
 %patch206 -p1
 %patch243 -p1
+%patch249 -p1
 
 # Currently (2010-01-15), http://docs.python.org/library is for 2.6, and there
 # are many differences between 2.6 and the Python 3 library.
@@ -681,6 +687,7 @@ BuildPython() {
   --with-system-expat \
   --with-system-ffi \
   --enable-loadable-sqlite-extensions \
+  --with-dtrace \
 %if 0%{?with_systemtap}
   --with-systemtap \
 %endif