Source Mage code commit list

[Ismael Luceno <scm AT sourcemage.org>]

GIT changes to master z-rejected grimoire by Ismael Luceno 
<ismael AT sourcemage.org>:

 ChangeLog |    3 +++
 FUNCTIONS |   25 +++++++++++++++++++++++++
 2 files changed, 28 insertions(+)

New commits:
commit c79e420575c392273c4993bc84c712ee5708c8db
Author: Ismael Luceno <ismael AT sourcemage.org>
Commit: Ismael Luceno <ismael AT sourcemage.org>

    FUNCTIONS: Added prepare_select_branch from test grimoire

diff --git a/ChangeLog b/ChangeLog
index 6a96194..8bc61a7 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,6 @@
+2014-04-19 Ismael Luceno <ismael AT sourcemage.org>
+       * FUNCTIONS: Added prepare_select_branch from test grimoire
+
 2014-04-15 Ismael Luceno <ismael AT sourcemage.org>
        * z-utils/odeskteam: new spell, oDesk Team client
 
diff --git a/FUNCTIONS b/FUNCTIONS
index 2caf622..c68a713 100755
--- a/FUNCTIONS
+++ b/FUNCTIONS
@@ -642,3 +642,28 @@ function is_version_less() {
 }
 
 . $GRIMOIRE/glselect.function
+
+#---
+## Select SCM branch. If no parameter is given, it assumes a single scm 
branch.
+##
+## Saves selected branch in ${SPELL}_BRANCH, and auto-update setting on
+## ${SPELL}_AUTOUPDATE.
+##
+## Usage:
+##   . ${GRIMOIRE}/FUNCTIONS &&
+##   prepare_select_branch [branch] ...
+#---
+function prepare_select_branch() {
+  local spell=$(get_up_spell_name) &&
+  local branch="$spell"_BRANCH &&
+
+  if [[ $# > 1 ]]; then
+    config_query_list $branch "Select one of the available branches:" "$@"
+  else
+    eval $branch=\""${1:-scm}"\"
+  fi &&
+
+  if [[ "${!branch/-*}" = scm ]]; then
+    config_query "$spell"_AUTOUPDATE 'Automatically update on every system 
update?' n
+  fi
+}