update comments and vars

This commit is contained in:
AJ ONeal 2019-06-02 02:44:32 -06:00
parent bca5333171
commit 0a52353444
1 changed files with 11 additions and 10 deletions

View File

@ -1,17 +1,18 @@
set -u
set -e
# ParseArgs will parse a string that contains quoted strings the same as bash does
# (same as most other *nix shells do). This is secure in the sense that it doesn't do any
# executing or interpeting. However, it also doesn't do any escaping, so you shouldn't pass
# these strings to shells without escaping them.
# ParseArgs will parse a string that contains quoted strings the same
# as bash does (same as most other *nix shells do). This is secure in
# the sense that it doesn't do any executing or interpreting. However,
# it also doesn't do any escaping, so you shouldn't pass these strings
# to shells without escaping them.
parseargs() {
notquote="-"
str=$1
declare -a m=()
declare -a args=()
s=""
# Strip leading space, then trailing space, then add a terminating space.
# Strip leading space, then trailing space, then end with space.
str="${str## }"
str="${str%% }"
str+=" "
@ -19,7 +20,7 @@ parseargs() {
last_quote="${notquote}"
is_space=""
n=$(( ${#str} - 1 ))
i=-1
for ((i=0;i<=$n;i+=1)); do
c="${str:$i:1}"
@ -50,7 +51,7 @@ parseargs() {
continue
fi
is_space="true"
m+=("$s")
args+=("$s")
s=""
continue
fi
@ -60,11 +61,11 @@ parseargs() {
done
if [ "$last_quote" != "$notquote" ]; then
>&2 echo "error"
>&2 echo "error: quote not terminated"
return 1
fi
for arg in "${m[@]}"; do
for arg in "${args[@]}"; do
echo "$arg"
done
return 0