make rpm version build automatic

diff --git a/youtube-dl.spec b/youtube-dl.spec
index 98a302c268ec550677fcbcb8a86c8d87c4ee3248..fd2ca04bf2a1515010979a22b5eb035a78b34e27 100644 (file)
--- a/youtube-dl.spec
+++ b/youtube-dl.spec
@@ -1,7 +1,12 @@
-# keep date only for rpm versioning, extra numbers go into release
-%define        ver     20150228
 # full version number as seen on youtube-dl website
 %define        verlong 2015.02.28
+
+# transform version so we don't have to bump epoch after four digit upgrades:
+# 2013.01.17.1 becomes 20130117_1
+# 2013.01.28   becomes 20130128
+# $ rpmvercmp 20130117_1 20130128
+# 20130117_1 < 20130128
+%define        ver     %(echo %{verlong} | awk -F. 'NF == 3 {printf("%d%d%d", $1, $2, $3)} NF == 4 {printf("%d%d%d_%d", $1, $2, $3, $4)}')
 Summary:       Video extraction utility for YouTube
 Summary(pl.UTF-8):     Narzędzie do wydobywania filmów z YouTube
 Name:          youtube-dl