git.stevedylan.dev

I agree with the race fix of JG, but I dislike the SUSV3-breaking find, and I don't care about PATH changes, keep it simple, stupid 3a9f3a51

Anselm R. Garbe · 2007-05-24 10:34 1 file(s) · +17 −17

dmenu_path +17 −17

#!/bin/sh -f
#!/bin/sh
CACHE=$HOME/.dmenu_cache
IFS=:

qfind() {
	find "$@" 2>/dev/null
}

uptodate() {                                                                       
	test -f $CACHE &&
		test "$(echo "$PATH")" = "$(sed 1q "$CACHE")" &&
		! qfind $PATH -maxdepth 0 -newer $CACHE >/dev/null
uptodate() {
	test ! -f $CACHE && return 1
	for dir in $PATH
	do
		test $dir -nt $CACHE && return 1
	done
	return 0
}

if ! uptodate
then
	{
		echo "$PATH"
		qfind $PATH -type f -maxdepth 1 '(' -perm -u+x -o -perm -g+x -o -perm -o+x ')' |
			sed 's,.*/,,' | sort | uniq
	}
	mv $CACHE.$pid $CACHE
	for dir in $PATH
	do
		for file in "$dir"/*
		do
			test -x "$file" && echo "${file##*/}"
		done
	done | sort | uniq > $CACHE.$$
	mv $CACHE.$$ $CACHE
fi

tail -n +2 $CACHE

cat $CACHE

1		-	#!/bin/sh -f
	1	+	#!/bin/sh
2	2		CACHE=$HOME/.dmenu_cache
3	3		IFS=:
4	4
5		-	qfind() {
6		-	find "$@" 2>/dev/null
7		-	}
8		-
9		-	uptodate() {
10		-	test -f $CACHE &&
11		-	test "$(echo "$PATH")" = "$(sed 1q "$CACHE")" &&
12		-	! qfind $PATH -maxdepth 0 -newer $CACHE >/dev/null
	5	+	uptodate() {
	6	+	test ! -f $CACHE && return 1
	7	+	for dir in $PATH
	8	+	do
	9	+	test $dir -nt $CACHE && return 1
	10	+	done
	11	+	return 0
13	12		}
14	13
15	14		if ! uptodate
16	15		then
17		-	{
18		-	echo "$PATH"
19		-	qfind $PATH -type f -maxdepth 1 '(' -perm -u+x -o -perm -g+x -o -perm -o+x ')' \|
20		-	sed 's,.*/,,' \| sort \| uniq
21		-	}
22		-	mv $CACHE.$pid $CACHE
	16	+	for dir in $PATH
	17	+	do
	18	+	for file in "$dir"/*
	19	+	do
	20	+	test -x "$file" && echo "${file##*/}"
	21	+	done
	22	+	done \| sort \| uniq > $CACHE.$$
	23	+	mv $CACHE.$$ $CACHE
23	24		fi
24	25
25		-	tail -n +2 $CACHE
26		-
	26	+	cat $CACHE