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Diffstat (limited to 'examples/scripts/showperm.bash')
| -rw-r--r-- | examples/scripts/showperm.bash | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/examples/scripts/showperm.bash b/examples/scripts/showperm.bash deleted file mode 100644 index 2e06c0b..0000000 --- a/examples/scripts/showperm.bash +++ /dev/null @@ -1,53 +0,0 @@ -#Newsgroups: comp.unix.shell -#From: gwc@root.co.uk (Geoff Clare) -#Subject: Re: Determining permissions on a file -#Message-ID: <Dr79nw.DtL@root.co.uk> -#Date: Fri, 10 May 1996 17:23:56 GMT - -#Here's a bit of Korn shell that converts the symbolic permissions produced -#by "ls -l" into octal, using only shell builtins. How to create a script -#combining this with an "ls -l" is left as an exercise... -# -# -# Converted to Bash v2 syntax by Chet Ramey <chet@po.cwru.edu> -# -# usage: showperm modestring -# -# example: showperm '-rwsr-x--x' -# - -[ -z "$1" ] && { - echo "showperm: usage: showperm modestring" >&2 - exit 2 -} - -tmode="$1" - -typeset -i omode sbits -typeset pmode - -# check for set-uid, etc. bits -sbits=0 -case $tmode in -???[sS]*) (( sbits += 8#4000 )) ;; # set-uid -??????[sSl]*) (( sbits += 8#2000 )) ;; # set-gid or mand. lock -?????????[tT]*) (( sbits += 8#1000 )) ;; # sticky -esac - -omode=0 -while : -do - tmode=${tmode#?} - case $tmode in - "") break ;; - [-STl]*) (( omode *= 2 )) ;; - [rwxst]*) (( omode = omode*2 + 1 )) ;; - *) echo "$0: first letter of \"$tmode\" is unrecognized" >&2 - (( omode *= 2 )) - ;; - esac -done - -(( omode += sbits )) - -printf "0%o\n" $omode |