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authorKyle Meyer <kyle@kyleam.com>2020-08-22 17:16:34 -0400
committerKyle Meyer <kyle@kyleam.com>2020-08-22 17:24:08 -0400
commitbb24e230c10ca05e937e2404df2a6bd594850009 (patch)
tree16df1cd02a91d11a3437b800388d097b3648e167
downloadpiem-bb24e230c10ca05e937e2404df2a6bd594850009.tar.gz
post-applypatch: Copy from git.git
This comes from Junio's todo branch, in particular 0c49ca33322de12633a0329008623c009da4e987.
-rwxr-xr-xpost-applypatch55
1 files changed, 55 insertions, 0 deletions
diff --git a/post-applypatch b/post-applypatch
new file mode 100755
index 0000000..886ad76
--- /dev/null
+++ b/post-applypatch
@@ -0,0 +1,55 @@
+#!/bin/sh
+
+GIT_DIR=.git
+dotest="$GIT_DIR/rebase-apply"
+
+prec=4 &&
+this=$(cat 2>/dev/null "$dotest/next") &&
+msgnum=$(printf "%0${prec}d" $this) &&
+test -f "$dotest/$msgnum" &&
+message_id=$(sed -ne '
+ /^[ ]/{
+ # Append continuation line to hold space
+ H
+ # Swap hold and pattern
+ x
+ # Remove the LF, making it a single line
+ s/\n//
+ # Swap hold and pattern back
+ x
+ # Discard the pattern and go on
+ n
+ }
+ # Hold this new line, and look at what is in the hold space
+ x
+ # Is it the Message-ID line? If so, spit it out and finish.
+ /^[Mm][Ee][Ss][Ss][Aa][Gg][Ee]-[Ii][Dd]:[ ]*/{
+ s///p
+ q
+ }
+ # Otherwise, check if this new line is empty
+ x
+ # Is it? Then we are done with the header
+ /^$/b end
+ # Otherwise we need to hold onto this header line
+ x
+ # And start the next cycle
+ b
+: end
+ # ??? do we want to check if we held onto the last message-id line
+ # and process it here if we did???
+ q
+' "$dotest/$msgnum") &&
+
+if test -n "$message_id" &&
+ head=$(git rev-parse --verify HEAD 2>/dev/null)
+then
+ echo "$head $message_id" >>"$GIT_DIR"/am.log &&
+ (
+ GIT_NOTES_REF=refs/notes/amlog
+ export GIT_NOTES_REF
+ git notes add -f -m "Message-Id: $message_id" "$head"
+ blob=$(git notes list "$head") &&
+ git notes append -m "$head" $blob
+ )
+fi