| # -*- sh -*- | |
| # | |
| # cmp(1) creates the same exit code as diff in case of files being | |
| # different or the same, even though the diff(1) output is more | |
| # informative | |
| if test "x$DIFF_U" != x && test "x$DIFF_U" != xno | |
| then | |
| comparetool="$DIFF_U" | |
| elif test "x$DIFF" != x && test "x$DIFF" != xno | |
| then | |
| comparetool="$DIFF" | |
| else | |
| comparetool=cmp | |
| fi | |