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| author | Bhuvanesh Kumar <bhuvibhuvanesh@gmail.com> | 2014-01-29 00:18:38 +0530 |
|---|---|---|
| committer | Bhuvanesh Kumar <bhuvibhuvanesh@gmail.com> | 2014-01-29 00:18:38 +0530 |
| commit | 18258ad2a9eaf8b958978b8ec8a39b6b99032388 (patch) | |
| tree | 43a54e5ad7f84346ce0dc96be9ef6d7fd6ee566b | |
| parent | 45a90310e3b1f3b8cc45371cb8eca775ca4e7747 (diff) | |
display usage info if required args not passed
| -rwxr-xr-x | rsync_tmbackup.sh | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/rsync_tmbackup.sh b/rsync_tmbackup.sh index e5192bd..2e83f5a 100755 --- a/rsync_tmbackup.sh +++ b/rsync_tmbackup.sh @@ -24,6 +24,9 @@ trap 'fn_terminate_script' SIGINT # ----------------------------------------------------------------------------- # Small utility functions for reducing code duplication # ----------------------------------------------------------------------------- +fn_display_usage() { + fn_log_info "Usage : $(basename $0) <source> <destination> [exclude-pattern file]" +} fn_parse_date() { # Converts YYYY-MM-DD-HHMMSS to YYYY-MM-DD HH:MM:SS and then to Unix Epoch. @@ -53,6 +56,11 @@ fn_expire_backup() { # ----------------------------------------------------------------------------- # Source and destination information # ----------------------------------------------------------------------------- +#display usage information if required arguments are not passed +if [[ "${#@}" -lt 2 ]]; then + fn_display_usage + exit 1 +fi SRC_FOLDER="${1%/}" DEST_FOLDER="${2%/}" |