| 1 | # Support routines for hand-crafting loose objects. |
| 2 | |
| 3 | # Write a loose object into the odb at $1, with object type $2 and contents |
| 4 | # from stdin. Writes the oid to stdout. Example: |
| 5 | # |
| 6 | # oid=$(echo foo | loose_obj .git/objects blob) |
| 7 | # |
| 8 | loose_obj () { |
| 9 | cat >tmp_loose.content && |
| 10 | size=$(wc -c <tmp_loose.content) && |
| 11 | { |
| 12 | # Do not quote $size here; we want the shell |
| 13 | # to strip whitespace that "wc" adds on some platforms. |
| 14 | printf "%s %s\0" "$2" $size && |
| 15 | cat tmp_loose.content |
| 16 | } >tmp_loose.raw && |
| 17 | |
| 18 | oid=$(test-tool $test_hash_algo <tmp_loose.raw) && |
| 19 | suffix=${oid#??} && |
| 20 | prefix=${oid%$suffix} && |
| 21 | dir=$1/$prefix && |
| 22 | file=$dir/$suffix && |
| 23 | |
| 24 | test-tool zlib deflate <tmp_loose.raw >tmp_loose.zlib && |
| 25 | mkdir -p "$dir" && |
| 26 | mv tmp_loose.zlib "$file" && |
| 27 | |
| 28 | rm tmp_loose.raw tmp_loose.content && |
| 29 | echo "$oid" |
| 30 | } |