check for -1 return value from getopt_long

getopt_long returns -1 when it has finished parsing all args.  A return
value of 0 indicates that a flag was set directly by getopt_long and
parsing should continue.

Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com>
Signed-off-by: Allan McRae <allan@archlinux.org>

0 files changed, 0 insertions, 0 deletions