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Anonymous committed c818566

[PATCH] Update tags to record who made them

And finally what all of this has been leading up to.
The 2 line code change to record who made a tag,
and the 8 line code change to check that we recorded
the tag.

Gosh the error checking is always so much bigger than the code :)

Signed-off-by: Linus Torvalds <torvalds@osdl.org>

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  • Parent commits ec3f5a4

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Files changed (2)

 
 object=${2:-$(cat "$GIT_DIR"/HEAD)}
 type=$(git-cat-file -t $object) || exit 1
+tagger=$(git-var GIT_COMMITTER_IDENT) || exit 1
 
 ( echo "#"
   echo "# Write a tag message"
 
 [ -s .tagmsg ] || exit
 
-( echo -e "object $object\ntype $type\ntag $name\n"; cat .tagmsg ) > .tmp-tag
+( echo -e "object $object\ntype $type\ntag $name\ntagger $tagger\n"; cat .tagmsg ) > .tmp-tag
 rm -f .tmp-tag.asc .tagmsg
 gpg -bsa .tmp-tag && cat .tmp-tag.asc >> .tmp-tag
 mkdir -p "$GIT_DIR/refs/tags"
 	int typelen;
 	char type[20];
 	unsigned char sha1[20];
-	const char *object, *type_line, *tag_line;
+	const char *object, *type_line, *tag_line, *tagger_line;
 
 	if (size < 64 || size > MAXSIZE-1)
 		return -1;
 		return -1;
 	}
 
+	/* Verify the tagger line */
+	tagger_line = tag_line;
+
+	if (memcmp(tagger_line, "tagger", 6) || (tagger_line[6] == '\n'))
+		return -1;
+
 	/* The actual stuff afterwards we don't care about.. */
 	return 0;
 }
 		size += ret;
 	}
 
-	// Verify it for some basic sanity: it needs to start with "object <sha1>\ntype "
+	// Verify it for some basic sanity: it needs to start with "object <sha1>\ntype\ntagger "
 	if (verify_tag(buffer, size) < 0)
 		die("invalid tag signature file");