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author | cvpcs <root@cvpcs.org> | 2010-06-02 11:02:31 -0500 |
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committer | cvpcs <root@cvpcs.org> | 2010-06-02 11:02:31 -0500 |
commit | 772f20abb0a3a0979c440114bf3a1cff5b3cef03 (patch) | |
tree | 3384b9291d73a12542c526a8557218c7435491b0 /examples/functions/seq | |
download | external_bash-772f20abb0a3a0979c440114bf3a1cff5b3cef03.zip external_bash-772f20abb0a3a0979c440114bf3a1cff5b3cef03.tar.gz external_bash-772f20abb0a3a0979c440114bf3a1cff5b3cef03.tar.bz2 |
initial import of bash 4.1
Diffstat (limited to 'examples/functions/seq')
-rw-r--r-- | examples/functions/seq | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/examples/functions/seq b/examples/functions/seq new file mode 100644 index 0000000..87c8a2c --- /dev/null +++ b/examples/functions/seq @@ -0,0 +1,29 @@ +# Generate a sequence from m to n, m defaults to 1. + +seq () +{ + declare -i lo hi i # makes local + local _SEQ + + case $# in + 1) seq 1 "$1" ; return $? ;; + 2) lo=$1 hi=$2 + i=$lo _SEQ="" + while let "i <= hi"; do + _SEQ="${_SEQ}$i " + let i+=1 + done + echo "${_SEQ# }" + return 0 ;; + *) echo seq: usage: seq [low] high 1>&2 ; return 2 ;; + esac +} + +# like the APL `iota' function (or at least how I remember it :-) +iota() +{ + case $# in + 1) seq 1 "$1"; return $?;; + *) echo "iota: usage: iota high" 1>&2; return 2;; + esac +} |