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-rwxr-xr-xscript/trees1
1 files changed, 1 insertions, 0 deletions
diff --git a/script/trees b/script/trees
index c3391f58..38674759 100755
--- a/script/trees
+++ b/script/trees
@@ -17,6 +17,7 @@ eval `setvars "" xarch cdir config config_name xlang mode makeargs \
main()
{
while getopts f:b:m:u:c:x:s:l:n: option; do
+ [ -n "$_f" ] && $err "only one flag is permitted"
_f="$1"
case "$1" in
-b) mode="" ;;