git: change calling convention of safe_git to have named arguments

[ikiwiki] / ikiwiki-makerepo

#!/bin/sh
set -e

rcs="$1"
srcdir="$2"
repository="$3"

usage () {
        echo "usage: ikiwiki-makerepo svn|git|svn|monotone|darcs|cvs srcdir repository" >&2
        echo "       ikiwiki-makerepo bzr|mercurial srcdir" >&2
        exit 1
}

if [ -z "$rcs" ] || [ -z "$srcdir" ]; then
        usage
fi

if [ ! -d "$srcdir" ]; then
        echo "srcdir $srcdir not found" >&2 
        exit 1
fi

if [ "$rcs" != mercurial ] && [ "$rcs" != bzr ]; then
        if [ -z "$repository" ]; then
                echo "you need to specify both a srcdir and a repository for $rcs" >&2
                usage
        fi
        if [ -e "$repository" ]; then
                echo "repository $repository already exists, aborting" >&2 
                exit 1
        fi
        repository="$(perl -e 'use Cwd; $r=shift; $r=getcwd.q{/}.$r if $r!~m!^/!; print $r' "$repository")"
        if [ -z "$repository" ]; then
                echo "internal error finding repository abs_path" >&2
                exit 1
        fi
fi

echo "Importing $srcdir into $rcs"

case "$rcs" in
cvs)
        if [ -e "$srcdir/CVS" ]; then
                echo "$srcdir already seems to be a cvs working copy" >&2
                exit 1
        fi
        cvs -Q -d "$repository" init
        cd "$srcdir"/..
        cvs -Q -d "$repository" get -P CVSROOT
        cd CVSROOT
        echo .ikiwiki >> cvsignore
        cvs -Q add cvsignore
        echo "^ikiwiki $repository/CVSROOT/post-commit %{sVv} &" >> loginfo
        cvs -Q commit -m "ikiwiki-makerepo setup" cvsignore loginfo
        cd ..
        rm -rf CVSROOT
        cd "$srcdir"
        cvs -Q -d "$repository" import -m "initial import" ikiwiki IKIWIKI PRE_CVS
        cd ..
        mv "$srcdir" "$srcdir.orig"
        cvs -Q -d "$repository" get -P -d "$(basename "$srcdir")" ikiwiki
        [ -d "$srcdir.orig/.ikiwiki" ] && mv "$srcdir.orig/.ikiwiki" "$srcdir"
        rm -rf "$srcdir.orig"
        echo "Directory $srcdir is now a checkout of $rcs repository $repository"
;;
svn)
        if [ -e "$srcdir/.svn" ]; then
                echo "$srcdir already seems to be a svn working copy" >&2
                exit 1
        fi
        svnadmin create "$repository"
        svn mkdir "file://$repository/trunk" -m "create trunk directory"
        cd "$srcdir"
        svn co "file://$repository/trunk" .
        svn propset svn:ignore ".ikiwiki" .
        svn add *
        svn commit -m "initial import"
        echo "Directory $srcdir is now a checkout of $rcs repository $repository"
;;
git)
        # There are better ways to do this, but this works with older
        # versions of git.)
        mkdir -p "$repository"
        (cd "$repository" && git --bare init --shared)

        cd "$srcdir"
        git init
        if [ -z "$(git config user.name)" ]; then
                git config user.name IkiWiki
        fi
        if [ -z "$(git config user.email)" ]; then
                git config user.email ikiwiki.info
        fi
        echo /.ikiwiki > .gitignore
        git add .
        git commit -m "initial commit"
        git remote add origin "$repository"
        git config branch.master.merge refs/heads/master
        git config branch.master.remote origin
        git push --all
        echo "Directory $srcdir is now a clone of $rcs repository $repository"
;;
mercurial)
        hg init "$srcdir"
        cd "$srcdir"
        echo .ikiwiki > .hgignore
        hg add
        hg commit -m "initial import"
        echo "Directory $srcdir is now set up as a mercurial repository"
;;
bzr)
        bzr init "$srcdir"
        cd "$srcdir"
        echo .ikiwiki > .bzrignore
        bzr add
        bzr commit -m "initial import"
        echo "Directory $srcdir is now set up as a bzr repository"
;;
monotone)
        if [ -e "$srcdir/_MTN" ]; then
                echo "$srcdir already seems to be a monotone working copy" >&2
                exit 1
        fi

        mkdir -p "$(dirname "$repository")"
        mtn db init -d "$repository"

        cleaned_srcdir=$(basename "$srcdir" | tr -s "[:space:]" "_" | sed 's/_$//g')
        reverse_hostname=$( (hostname -f 2>/dev/null || hostname) |\
                tr  "." "\n" | ( tac 2>/dev/null || tail -r ) | tr "\n" "." )
        branch_name="$reverse_hostname$cleaned_srcdir"
        mtn setup -d "$repository" -b "$branch_name" "$srcdir"

        cd "$srcdir"
        echo \.ikiwiki$ > .mtn-ignore
        mtn add -R .
        # this expects that you already have a working mtn environment
        # with a default key floating around...
        mtn ci -m "initial import"
        echo "Directory $srcdir is now set up as a monotone repository"
        echo ""
        echo "Note: If your monotone key has a passphrase, you need to configure"
        echo "monotone to automatically use it. Otherwise, web commits to ikiwiki"
        echo "will fail."
        echo ""
        echo "You can create a $srcdir/_MTN/monotonerc"
        echo "containing the passphrase:"
        echo ""
        echo "function get_passphrase (branchname)"
        echo '    return "passphrasehere"'
        echo "end"
;;
darcs)
        if [ -e "$srcdir/_darcs" ]; then
                echo "$srcdir already seems to be a darcs repository" >&2
                exit 1
        fi

        mkdir -p "$repository"
        (cd "$repository" && darcs initialize)

        mkdir -p "$srcdir"
        cd "$srcdir"
        darcs initialize
        echo .ikiwiki >> _darcs/prefs/boring
        darcs record -a -l -q -m "initial import"
        darcs pull -a -q "$repository"
        darcs push -a -q "$repository"
        echo "Directory $srcdir is now a branch of darcs repo $repository"

        # set up master repo's apply hook and tell user to adjust it if desired
        darcsdefaults="$repository/_darcs/prefs/defaults"
        echo "Preconfiguring apply hook in $darcsdefaults - adjust as desired!"
        echo "apply posthook $repository/_darcs/ikiwiki-wrapper" >> "$darcsdefaults"
        echo "apply run-posthook" >> "$darcsdefaults"
;;
*)
        echo "Unsupported revision control system $rcs" >&2
        usage
;;
esac