gdb/generate-git-repo-from-patches.sh
Petr Šabata b774b86094 RHEL 9.0.0 Alpha bootstrap
The content of this branch was automatically imported from Fedora ELN
with the following as its source:
https://src.fedoraproject.org/rpms/gdb#6aff62077bcb16ebf2ba3c498634bce35eda276b
2020-10-15 00:46:23 +02:00

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#!/bin/sh
# Generic function to print an error message and bail out.
die ()
{
echo $1 > /dev/stderr
exit 1
}
# Print usage
usage ()
{
cat <<EOF
$0 -- Generate a git repository from .patch files
Usage:
$0 [-u] [-h] <REPOSITORY>
<REPOSITORY> is the directory where the rebase was performed. You
need to clone the repository first.
Options are:
-h: Print this message
-u: Uncommit all patches and initialize stgit repo
EOF
exit 0
}
test -f gdb.spec || die "This script needs to run from the same directory as gdb.spec."
test -z $1 && die "You need to specify the repository."
test "$1" = "-h" && usage
uncommit=0
if [ "$1" = "-u" ]; then
uncommit=1
shift
fi
git_repo=$1
if [ ! -e $git_repo ]; then
echo "$0: repository \"$git_repo\" does not exist"
exit 1
fi
test -f _git_upstream_commit || die "Cannot find _git_upstream_commit file."
test -f _patch_order || die "Cannot find _patch_order file."
command -v stg > /dev/null 2>&1 || die "Cannot find stg. Is stgit installed?"
last_ancestor_commit=`cat _git_upstream_commit`
cd $1
git name-rev $last_ancestor_commit
test $? -eq 0 || die "Could not find $last_ancestor_commit in the repository $1. Did you run 'git fetch'?"
f=`cd .. && pwd`
# Create a branch for the checkout if using stgit; use the distro name in
# the name of this branch.
if (($uncommit)); then
name=devel-`basename $f`
branch="-b $name"
else
branch=""
fi
git checkout $branch $last_ancestor_commit
echo "Applying patches..."
for p in `cat ../_patch_order` ; do
git am ../$p
test $? -eq 0 || die "Could not apply patch '$p'."
done
if (($uncommit)); then
echo "Uncommitting patches..."
stg init
stg uncommit -t $last_ancestor_commit -x
fi