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#! @BASH@
# This script is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
#
# See the COPYING and AUTHORS files for more details.
# Read in library functions
if [ "$(type -t patch_file_name)" != function ]
then
if ! [ -r @SCRIPTS@/patchfns ]
then
echo "Cannot read library @SCRIPTS@/patchfns" >&2
exit 1
fi
. @SCRIPTS@/patchfns
fi
usage()
{
echo $"Usage: quilt pop [-afRqv] [num|patch]"
if [ x$1 = x-h ]
then
echo $"
Remove patch(es) from the current stack. A number of
patches to remove, or a patch name can be specified. If a
patch name is given, remove all patches up to and
including the named patch. If neither a number nor a patch
name is specified, remove the next patch from the series file.
-a Remove all patches in the series file.
-f Force remove. The state before the patch(es) were
applied will be restored from backup files.
-R Remove the patch with \`patch -R' and check if the
patch reverts all changes properly.
-q Quiet operation.
-v Verbose operation.
"
exit 0
else
exit 1
fi
}
list_patches()
{
local top=$(top_patch) n=0 patch
if [ -z "$top" ]
then
return 0
fi
( patches_before $top
echo $top ) \
| tac \
| if [ -n "$opt_all" ]
then
cat
else
while read patch
do
if [ -n "$number" ]
then
if [ $n -eq $number ]
then
break
fi
n=$[$n+1]
fi
if [ $patch = "$stop_at_patch" ]
then
break
fi
echo $patch
done
if [ -n "$stop_at_patch" -a "$patch" != "$stop_at_patch" ]
then
echo $"Patch $stop_at_patch not found in file series" >&2
return 1
fi
fi
}
options=`getopt -o fRqvah -- "$@"`
if [ $? -ne 0 ]
then
usage
fi
eval set -- "$options"
while true
do
case "$1" in
-f)
opt_force=1
unset opt_remove
shift ;;
-R)
opt_remove=1 # remove with patch -R; no tricks
unset opt_force
shift ;;
-q)
opt_quiet=1
shift ;;
-v)
opt_verbose=1
shift ;;
-a)
opt_all=1
shift ;;
-h)
usage -h ;;
--)
shift
break ;;
esac
done
if [ $# -gt 1 -o \( -n "$opt_all" -a $# -ne 0 \) ]
then
usage
fi
if [ $# -eq 1 ]
then
if is_numeric $1
then
number=$1
else
stop_at_patch=$(stripit $1)
fi
else
[ -n "$opt_all" ] || number=1
fi
[ -n "$opt_force" ] &&
rpatch_options="$rpatch_options -f"
[ -n "$opt_remove" ] &&
rpatch_options="$rpatch_options -R"
[ -n "$opt_quiet" ] &&
rpatch_options="$rpatch_options -q"
[ -n "$opt_verbose" ] &&
rpatch_options="$rpatch_options -v"
if [ -n "$stop_at_patch" ]
then
if ! is_applied $stop_at_patch
then
echo $"Patch $stop_at_patch is not applied."
exit 1
fi
fi
if ! patches=$(list_patches) 2>&1
then
exit 1
elif [ -z "$patches" ]
then
echo $"No patch removed"
exit 0
fi
trap "interrupted=1" SIGINT
for patch in $patches
do
if ! @SCRIPTS@/rpatch $rpatch_options $patch
then
exit 1
fi
if [ -n "$interrupted" ]
then
echo $"Interrupted by user"
exit 1
fi
[ -z "$opt_quiet" ] && echo
done
if [ -z "$(top_patch)" ]
then
echo "No patches applied"
else
echo "Now at patch $patch"
fi
### Local Variables:
### mode: shell-script
### End:
# vim:filetype=sh
|
