epm repack: skip ALT only macros using when epm-rpm-build is used

bin/epm-repack-rpm

@@ -117,6 +117,7 @@ __epm_repack_to_rpm()
 
     if [ -x $RPMBUILD ] ; then
         warning "will use eepm-rpmbuild for rpm packing"
+        export EPM_RPMBUILD=$RPMBUILD
     else
         RPMBUILD=/usr/bin/rpmbuild
         # TODO: check for all systems

repack.d/common.sh

@@ -399,6 +399,8 @@ add_by_ldd_deps()
 
 filter_from_requires()
 {
+    # hack for uncompatible rpm-build
+    [ -n "$EPM_RPMBUILD" ] && return
     local i
     for i in "$@" ; do
         local ti="$(echo "$i" | sed -e 's|^/|\\\\/|' -e 's|\([^\]\)/|\1\\\\/|g')"
@@ -408,6 +410,8 @@ filter_from_requires()
 
 add_findreq_skiplist()
 {
+    # hack for uncompatible rpm-build
+    [ -n "$EPM_RPMBUILD" ] && return
     local i
     for i in "$@" ; do
         subst "1i%add_findreq_skiplist $i" $SPEC

repack.d/generic.sh

@@ -32,7 +32,7 @@ find $BUILDROOT -name "*.py" | grep -q "\.py$" && flag_python3=1
 find $BUILDROOT -name "*.py" -exec sed -i -e '1{/python3/n};1i#!/usr/bin/python3' {} \;
 
 if [ -n "$flag_python3" ] ; then
-    if [ "$(epm print info -s)" = "alt" ] ; then
+    if [ "$(epm print info -s)" = "alt" ] && [ -z "$EPM_RPMBUILD" ] ; then
         epm install --skip-installed rpm-build-python3
         subst "1i%add_python3_lib_path /usr" $SPEC
         # by some unknown reason there are no packages provide that (https://github.com/Etersoft/eepm/issues/22)