cros_workon: quick hack at package name checking

cros_workon

 #!/bin/bash
 
 # Copyright (c) 2010 The Chromium OS Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # This script moves ebuilds between 'stable' and 'live' states.
 # By default 'stable' ebuilds point at and build from source at the
 # last known good commit. Moving an ebuild to 'live' (via cros_workon start)
 # is intended to support development. The current source tip is fetched,
@@ skipping 27 matching lines @@
 WORKON_CMD=$1
 shift
 
 BOARD_DIR=/build/"${FLAGS_board}"
 KEYWORDS_DIR=${BOARD_DIR}/etc/portage/package.keywords
 KEYWORDS_FILE=${KEYWORDS_DIR}/cros-workon
 
 sudo mkdir -p "${KEYWORDS_DIR}" || die "mkdir -p ${KEYWORDS_DIR}"
 sudo touch "${KEYWORDS_FILE}" || die "touch ${KEYWORDS_FILE}"
 
+# Canonicalize package name to category/package.
+canonicalize_name () {
+  equery-${FLAGS_board} which $1 | \

[sosa, 2010/07/01 17:44:07]

If only equery list could do this with an option it would make scripting much
cleaner :D

+    awk -F '/' '{ print $(NF-2) "/" $(NF-1) }'
+}
+
+# Canonicalize a list of names

[sosa, 2010/07/01 17:44:07]

Period at end.

+canonicalize_names () {
+  local atoms=$1
+  local names

[sosa, 2010/07/01 17:44:07]

Prefer if you explicitly set names  to ""

+
+  for atom in ${atoms}; do
+    local name=$(canonicalize_name "${atom}")
+    [ -n "${name}" ] || return 1
+    names+=" ${name}"
+  done
+  echo ${names}
+}
+
 # Display ebuilds currently part of the live branch and open for development.
 show_live_ebuilds () {
   cat "${KEYWORDS_FILE}"
 }
 
 ATOM_LIST=$@
+ATOM_LIST=$(canonicalize_names "${ATOM_LIST}") || die "Invalid package name"
 [ -n "${ATOM_LIST}" ] || ATOM_LIST=$(show_live_ebuilds)
 
 # Move a stable ebuild to the live development catgeory.  The ebuild
 # src_unpack step fetches the package source for local development.
 ebuild_to_live () {
   local atoms=$1
 
   for atom in ${atoms}; do
     if ! grep -qx "${atom}" "${KEYWORDS_FILE}" ; then
       sudo bash -c "echo \"${atom}\" >> \"${KEYWORDS_FILE}\""
@@ skipping 23 matching lines @@
   done
 }
 
 case ${WORKON_CMD} in
   start)  ebuild_to_live "${ATOM_LIST}" ;;
   stop)   ebuild_to_stable "${ATOM_LIST}" ;;
   list)   show_live_ebuilds ;;
   forall) ebuild_forall "${ATOM_LIST}" ;;
   *)      die "invalid cros_workon command" ;;
 esac