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| -rw-r--r-- | src/cpt-lib.in | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/cpt-lib.in b/src/cpt-lib.in index 5e5e7b4..cc4938b 100644 --- a/src/cpt-lib.in +++ b/src/cpt-lib.in @@ -45,6 +45,21 @@ trap_set() { esac } +sepchar() ( + # Seperate every character on the given string without resorting to external + # processes. + [ "$1" ] || return 0; str=$1; set -- + while [ "$str" ]; do + str_tmp=$str + for i in $(_seq $(( ${#str} - 1 ))); do + str_tmp=${str_tmp%?} + done + set -- "$@" "$str_tmp" + str=${str#$str_tmp} + done + printf '%s\n' "$@" +) + _seq() ( # Pure shell counter meant to be used in 'for' loops. i=0 buf='' |