some infrastructure for 'roku lt' subcommand

_roku_completion.sh

@@ -0,0 +1,71 @@
+#!/bin/sh
+
+#
+# It is assumed that the following variables are set.
+#
+#_ROKU_SHELL_DIR=$(dirname $(realpath $(readlink $0)))
+#_ROKU_SHELL=$_ROKU_SHELL_DIR/_roku.sh
+
+###############################################################################
+#
+#   Build Completion
+#
+__roku_completion_contains()
+{
+    # Platforms
+    for WORD in "$@"; do
+        if [[ "${COMP_WORDS[*]}" =~ "$WORD" ]]; then
+            return 1
+        fi
+    done
+    return 0
+}
+
+__roku_completion_add_if()
+{
+    __roku_completion_contains "$@"
+    if [[ $? == 0 ]]; then
+        CANDIDATES+=" $@"
+    fi
+}
+
+# complete -F __build_completion roku
+# __build_completion()
+# {
+#     local CANDIDATES="help clobber tests addon-checksums"
+
+#     # Docker
+#     __build_completion_add_if docker make
+
+#     # Build hosts
+#     __build_completion_add_if icecc local
+
+#     # Port dir
+#     __build_completion_add_if port-only
+
+#     # Platforms
+#     __build_completion_add_if native marlin bailey loggan lockhart porting-kit streambar stb
+
+#     COMPREPLY=($(compgen -W "$CANDIDATES" "${COMP_WORDS[${COMP_CWORD}]}"))
+# }
+
+complete -F __roku_completion roku
+__roku_completion()
+{
+    local CANDIDATES="device get log flash gdb gdb_attach telnet reboot audcap san_update sideload token_install"
+
+    # # Docker
+    # __build_completion_add_if docker make
+
+    # # Build hosts
+    # __build_completion_add_if icecc local
+
+    # # Port dir
+    # __build_completion_add_if port-only
+
+    # # Platforms
+    # __build_completion_add_if native marlin bailey loggan lockhart porting-kit streambar stb
+
+    COMPREPLY=($(compgen -W "$CANDIDATES" "${COMP_WORDS[${COMP_CWORD}]}"))
+}
+