| 1 | #!/bin/sh |
| 2 | set -e |
| 3 | |
| 4 | # stg-dispatch - percollates files matching a pattern down to another patch. |
| 5 | # It does the same job as stg-fold-files-from (and makes use of it to |
| 6 | # do so), but from the patch containing the changes to migrate, |
| 7 | # instead of doing so from the target patch. |
| 8 | |
| 9 | # usage: stg-dispatch [-n] <topatch> [-#<n>[-<n>][,<n>]...] <file-pattern> |
| 10 | |
| 11 | # Copyright (c) 2007 Yann Dirson <ydirson@altern.org> |
| 12 | # Subject to the GNU GPL, version 2. |
| 13 | |
| 14 | die() |
| 15 | { |
| 16 | echo >&2 "$(basename $0) error: $*" |
| 17 | exit 1 |
| 18 | } |
| 19 | |
| 20 | noact=0 |
| 21 | if [ "x$1" = "x-n" ]; then |
| 22 | noact=1 |
| 23 | shift |
| 24 | fi |
| 25 | |
| 26 | TOPATCH="$1" |
| 27 | shift |
| 28 | |
| 29 | stg applied | grep "^$TOPATCH\$" >/dev/null || |
| 30 | die "cannot dispatch to unapplied patch '$TOPATCH'" |
| 31 | |
| 32 | CURRENTPATCH=$(stg top) |
| 33 | |
| 34 | [ "x$TOPATCH" != "x$CURRENTPATCH" ] || |
| 35 | die "dispatching to current patch ($CURRENTPATCH) makes no sense" |
| 36 | |
| 37 | if [ $noact = 1 ]; then |
| 38 | stg-fold-files-from "$CURRENTPATCH" -n "$@" |
| 39 | else |
| 40 | stg goto "$TOPATCH" |
| 41 | stg-fold-files-from "$CURRENTPATCH" "$@" |
| 42 | stg refresh |
| 43 | stg goto "$CURRENTPATCH" |
| 44 | fi |