post-applypatch

   1 #!/bin/sh
   2
   3 GIT_DIR=.git
   4 dotest="$GIT_DIR/rebase-apply"
   5
   6 prec=4 &&
   7 this=$(cat 2>/dev/null "$dotest/next") &&
   8 msgnum=$(printf "%0${prec}d" $this) &&
   9 test -f "$dotest/$msgnum" &&
  10 message_id=$(sed -ne '
  11         /^[     ]/{
  12                 # Append continuation line to hold space
  13                 H
  14                 # Swap hold and pattern
  15                 x
  16                 # Remove the LF, making it a single line
  17                 s/\n//
  18                 # Swap hold and pattern back
  19                 x
  20                 # Discard the pattern and go on
  21                 n
  22         }
  23         # Hold this new line, and look at what is in the hold space
  24         x
  25         # Is it the Message-ID line?  If so, spit it out and finish.
  26         /^[Mm][Ee][Ss][Ss][Aa][Gg][Ee]-[Ii][Dd]:[       ]*/{
  27                 s///p
  28                 q
  29         }
  30         # Otherwise, check if this new line is empty
  31         x
  32         # Is it?  Then we are done with the header
  33         /^$/b end
  34         # Otherwise we need to hold onto this header line
  35         x
  36         # And start the next cycle
  37         b
  38 : end
  39         # ??? do we want to check if we held onto the last message-id line
  40         # and process it here if we did???
  41         q
  42 ' "$dotest/$msgnum") &&
  43
  44 if      test -n "$message_id" &&
  45         head=$(git rev-parse --verify HEAD 2>/dev/null)
  46 then
  47         echo "$head $message_id" >>"$GIT_DIR"/am.log &&
  48         (
  49                 GIT_NOTES_REF=refs/notes/amlog
  50                 export GIT_NOTES_REF
  51                 git notes add -f -m "Message-Id: $message_id" "$head"
  52                 blob=$(git notes list "$head") &&
  53                 git notes append -m "$head" $blob
  54         )
  55 fi