function mysqldump_cmd() {
_mysql_vars
echo "mysqldump -u$DBUSER $PASSWDSECTION $HOSTSECTION $PORTSECTION $DBARGS"
-}
\ No newline at end of file
+}
+
+## Pick the first available command. If none, then abort.
+## example: COMPOSER=$(pickcmd composer composer.phar)
+function pickcmd() {
+ for name in "$@" ; do
+ if which $name >> /dev/null ; then
+ echo $name
+ return
+ fi
+ done
+ echo "ERROR: Failed to find any of these commands: $@"
+ exit 1
+}
+
+## usage: has_commands <cmd1> <cmd2> ...
+function has_commands() {
+ for cmd in "$@" ; do
+ if ! which $cmd >> /dev/null ; then
+ return 1
+ fi
+ done
+ return 0
+}