Commit | Line | Data |
---|---|---|
61ec970d | 1 | #! /bin/sh |
61ec970d PH |
2 | |
3 | # Script to determine whether the first file is newer than the second. | |
4 | # If the first does not exist, the answer is "no"; | |
5 | # if the second does not exist, the answer is "yes"; | |
6 | # otherwise their ages are compared using "find". | |
7 | ||
8 | if [ $# -ne 2 ]; then | |
9 | echo "*** Two file names needed for 'newer' ***" | |
10 | exit 2; | |
11 | fi | |
12 | ||
13 | if [ ! -f $1 ]; then exit 1; fi | |
14 | if [ ! -f $2 ]; then exit 0; fi | |
15 | ||
16 | case `find $1 -newer $2 -print` in | |
17 | '') exit 1;; | |
18 | *) exit 0;; | |
19 | esac | |
20 | ||
21 | # End |