| kate.ward | 695ddde | 2008-06-26 22:22:26 +0000 | [diff] [blame^] | 1 | #!/bin/sh |
| 2 | |
| 3 | # source shflags |
| 4 | . ../src/shflags |
| 5 | |
| 6 | write_date() { date >"$1"; } |
| 7 | |
| 8 | # configure shflags |
| 9 | DEFINE_boolean 'force' false 'force overwriting' 'f' |
| 10 | FLAGS_HELP="USAGE: $0 [flags] filename" |
| 11 | |
| 12 | # parse the command-line |
| 13 | FLAGS "$@" || exit 1; shift ${FLAGS_ARGC} |
| 14 | |
| 15 | # check for filename |
| 16 | if [ $# -eq 0 ]; then |
| 17 | echo 'error: filename missing' >&2 |
| 18 | flags_help |
| 19 | exit 1 |
| 20 | fi |
| 21 | filename=$1 |
| 22 | |
| 23 | if [ ! -f "${filename}" ]; then |
| 24 | write_date "${filename}" |
| 25 | else |
| 26 | if [ ${FLAGS_force} -eq ${FLAGS_TRUE} ]; then |
| 27 | write_date "${filename}" |
| 28 | else |
| 29 | echo 'warning: filename exists; not overwriting' >&2 |
| 30 | exit 2 |
| 31 | fi |
| 32 | fi |