build/mkrevision.sh

   1 #!/bin/sh
   2
   3 TOPDIR="${0%mkrevision.sh}"
   4
   5 [ -d "$TOPDIR/../build" ] || {
   6         echo "Please execute as ./build/mkrevision.sh" >&2
   7         exit 1
   8 }
   9
  10 (
  11         cd "$TOPDIR"
  12         if svn info >/dev/null 2>/dev/null; then
  13                 revision="svn-r$(LC_ALL=C svn info | sed -ne 's/^Revision: //p')"
  14         elif git log -1 >/dev/null 2>/dev/null; then
  15                 revision="svn-r$(LC_ALL=C git log -1 | sed -ne 's/.*git-svn-id: .*@\([0-9]\+\) .*/\1/p')"
  16                 if [ "$revision" = "svn-r" ]; then
  17                         set -- $(git log -1 --format="%ct %h")
  18                         secs="$(($1 % 86400))"
  19                         yday="$(date --utc --date="@$1" "+%y.%j")"
  20                         revision="$(printf 'git-%s.%05d-%s' "$yday" "$secs" "$2")"
  21                 fi
  22         else
  23                 revision="unknown"
  24         fi
  25
  26         echo "$revision"
  27 )