diff options
Diffstat (limited to 'inpath')
| -rwxr-xr-x | inpath | 50 |
1 files changed, 25 insertions, 25 deletions
@@ -1,43 +1,43 @@ #!/bin/sh in_path() { - cmd=$1 path=$2 res=1 - IFS=":" + cmd=$1 path=$2 res=1 + IFS=":" - for dir in $path; do - if [ -x "$dir/$cmd" ]; then - res=0 - break - fi - done + for dir in $path; do + if [ -x "$dir/$cmd" ]; then + res=0 + break + fi + done - return $res + return $res } cmd_in_path() { - var=$1 - - if [ -n "$var" ]; then - if [ "$(echo "$var" | cut -c 1)" = "/" ]; then - if [ ! -x "$var" ]; then - return 1 - fi - elif ! in_path "$var" "$PATH"; then - return 2 - fi - fi + var=$1 + + if [ -n "$var" ]; then + if [ "$(echo "$var" | cut -c 1)" = "/" ]; then + if [ ! -x "$var" ]; then + return 1 + fi + elif ! in_path "$var" "$PATH"; then + return 2 + fi + fi } if [ $# -ne 1 ]; then - echo "Usage: $0 <command>" >&2 - exit 1 + echo "Usage: $0 <command>" >&2 + exit 1 fi cmd_in_path "$1" case $? in -0) echo "$1 found in PATH" ;; -1) echo "$1 not found or not executable" ;; -2) echo "$1 not found in PATH" ;; + 0) echo "$1 found in PATH" ;; + 1) echo "$1 not found or not executable" ;; + 2) echo "$1 not found in PATH" ;; esac exit 0 |