pkgbump: Write current PV into a file, for reuse

Signed-off-by: Michał Górny <[email protected]>

Author: mgorny

pkgbump

@@ -28,4 +28,5 @@ export PKGBUMPING=${version}
 GENTOO_MIRRORS= ebuild "${2}" manifest
 [[ ! -f Manifest ]] || git add Manifest
 git add "${2}"
+echo "${version}" > "${TMPDIR:-/tmp}"/pkgbump-pv
 exec "${scriptdir}"/pkgdiff-mg "${1}" "${2}"