vcsh: `vcsh clone [-b <branch>] <remote> [<repo>]`

This is the API for an optional branch selection for `vcsh clone`. It is
basically inspired by `git clone [-b|--branch <name>] <remote>`. I could
have used the long option `--branch` too but vcsh only uses short ones.

diff --git a/vcsh b/vcsh
index 898bdb54bf192d9112b73cb3d5eb63e98d86ef32..76502f530f1817d1b64ebd0a73d3f1253fc07905 100755 (executable)
--- a/vcsh
+++ b/vcsh
@@ -98,7 +98,8 @@ help() {
    -v                   Enable verbose mode
 
    commands:
-   clone <remote> \\
+   clone [-b <branch>] \\
+         <remote> \\
          [<repo>]       Clone from an existing repository
    commit               Commit in all repositories
    delete <repo>        Delete an existing repository
@@ -431,6 +432,13 @@ case $VCSH_COMMAND in
 esac    
 
 if [ x"$VCSH_COMMAND" = x'clone' ]; then
+       if [ "$2" = -b ]; then
+               VCSH_BRANCH="$3"
+               shift
+               shift
+       else
+               VCSH_BRANCH=master
+       fi
        [ -z "$2" ] && fatal "$VCSH_COMMAND: please specify a remote" 1
        GIT_REMOTE="$2"
        [ -n "$3" ] && VCSH_REPO_NAME=$3 || VCSH_REPO_NAME=$(basename "${GIT_REMOTE#*:}" .git)