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Fix getopts option-string #82

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Nov 28, 2016
Merged

Fix getopts option-string #82

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5 changes: 4 additions & 1 deletion build_docker.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -30,7 +30,10 @@ EOF

docker_image_name=''
docker_image_tag=latest
while getopts ":it:" opt; do
## The option-string tells getopts which options to expect and which of them must have an argument
## When you want getopts to expect an argument for an option, just place a : (colon) after the proper option flag
## If the very first character of the option-string is a :, getopts switches to "silent error reporting mode".
while getopts "i:t:" opt; do
case $opt in
i)
docker_image_name=$OPTARG
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