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add dry-run and verbose flags to permit

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This commit is contained in:
Connor Olding 2024-07-16 11:38:24 -07:00
parent 9d5a240d55
commit 1048a8d7a3
1 changed files with 8 additions and 3 deletions
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11
sh/permit
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@ -25,14 +25,16 @@ permit() { ### @- conditionally set executable permissions on each of its argume
### already executable by the current user are skipped. arguments that do
### not appear to refer to an existing file are passed through to chmod.
### directories are never recursed.
unset __permit_4 __permit_a __permit_f __permit_h __permit_m __permit_x || return
unset __permit_4 __permit_a __permit_f __permit_h __permit_m __permit_n __permit_v __permit_x || return
__permit_h="[-a | -A] [-e | -f | -d] [--] {files...}"
__permit_h="[-v] [-n] [-a | -A] [-e | -f | -d] [--] {files...}"
if [ $# = 0 ]; then
printf >&2 'usage: permit %s\n' "$__permit_h"
return 64;
fi
__permit_v=0 # verbosity
__permit_n=0 # dry-run
__permit_m=e # mode
__permit_a=0 # automatic
@ -49,6 +51,8 @@ permit() { ### @- conditionally set executable permissions on each of its argume
while __permit_f="${__permit_f#?}"; [ -n "$__permit_f" ]; do
case "${__permit_f}" in
(v*) __permit_v=1;; # verbosity
(n*) __permit_n=1;; # dry-run
(a*) __permit_a=1;; # automatic (on)
(A*) __permit_a=0;; # automatic (off)
(e*) __permit_m=e;; # everything
@ -86,7 +90,8 @@ permit() { ### @- conditionally set executable permissions on each of its argume
fi
done
[ "$#" = 0 ] || chmod +x -- "$@" || __permit_x=$?
[ "$__permit_v" = 0 ] || [ "$#" = 0 ] || printf >&2 'notice: +x %s\n' "$@"
[ "$__permit_n" = 1 ] || [ "$#" = 0 ] || chmod +x -- "$@" || __permit_x=$?
return "$__permit_x"
}