gdb/generate-git-repo-from-patches.sh
2018-07-25 17:35:59 -04:00

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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 <REPOSITORY>
<REPOSITORY> is the directory where the rebase was performed. You
need to clone the repository first.
Options are:
-h: Print this message
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
test -f _git_upstream_commit || die "Cannot find _git_upstream_commit file."
test -f _patch_order || die "Cannot find _patch_order file."
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'?"
git checkout $last_ancestor_commit
for p in `cat ../_patch_order` ; do
git am ../$p
test $? -eq 0 || die "Could not apply patch '$p'."
done