Updated doc and cleaned up some edge cases.

trash

@@ -47,8 +47,8 @@ Options:
   -r, -R, --recursive  ignored (for compatability with rm)
   -u, --untrash        restore file(s) from the trash
   -e, --empty          choose files to empty from the trash
-  -E, --empty-all      empty all the files in the trash
+  -E, --empty-all      empty all the files in the trash folder(s) (default: ~)
-  -l, --list           list files in the trash
+  -l, --list           list files in trash folder(s) (default: ~)
   --                   Any arguments after '--' will be treated as filenames
 EOU
 }
@@ -205,6 +205,7 @@ trash_file() {
 }
 
 untrash_files() {
+  [ $# -eq 0 ] && fail "No files provided to untrash"
   for target; do
     if ! file="$(find_trashfile "$target")"; then
       [ "$force_flag" = "-f" ] || fail "No such file: $target"
@@ -217,6 +218,7 @@ untrash_files() {
 }
 
 empty_files() {
+  [ $# -eq 0 ] && fail "No files provided to empty"
   for target; do
     if ! file="$(find_trashfile "$target")"; then
       [ "$force_flag" = "-f" ] || fail "No such file: $target"
@@ -232,7 +234,7 @@ empty_trash() {
   [ $# -eq 0 ] && set "$PWD"
   for target; do
     td="$(get_trashdir "$(readlink -f -- "$target")")"
-    [ -d "$td/files" ] || continue
+    [ -d "$td/files" ] && [ -n "$(ls -A "$td/files")" ] || continue
     [ "$force_flag" != "-f" ] &&
       ( printf '\033[1mThe following %s of files will be deleted:\033[0m\n' \
       "$(du -h --summarize "$td/files" | cut -f1)B" &&

trash.1

@@ -11,11 +11,16 @@ trash \- A shell program for FreeDesktop.org-compliant trash management.
 [\fI-i\fR|\fI--interactive\fR]
 [\fI-f\fR|\fI--force\fR]
 [\fI-r\fR|\fI-R\fR|\fI--recursive\fR]
+[
 [\fI-u\fR|\fI--untrash\fR]
+|
 [\fI-e\fR|\fI--empty\fR]
+|
 [\fI-E\fR|\fI--empty-all\fR]
+|
 [\fI-l\fR|\fI--list\fR]
-[[\fI--\fR] [\fIfiles...\fR]]
+]
+[[\fI--\fR] \fIfiles...\fR]
 
 .SH DESCRIPTION
 \fBtrash\fR is a small shell program that helps you send files to a trash
@@ -49,25 +54,36 @@ Ignored. (For compatibility with \fBrm -r\fR)
 
 .B \-u
 .B \--untrash
-Bring up a fuzzy picker for restoring a file from the trash.
+Restore the most recently deleted file(s) matching the given path(s). (see:
+\fBNOTE ON DELETION TIMES\fR)
 
 .B \-e
 .B \--empty
-Empty one or more files from the trash.
+Permanently erase the most recently deleted file(s) matching the given path(s)
+from the trash. (see: \fBNOTE ON DELETION TIMES\fR) 
 
 .B \-E
 .B \--empty-all
-Empty all files from the trash.
+Empty all files from the trash. Since there is a per-mount-point trash directory,
+any additional path arguments will be used to empty trash from specified mount
+points. Default is the current directory.
 
 .B \-l
 .B \--list
 List all files in the trash. The format is: \fB<Trash File>\fR, \fB<Date
 Deleted>\fR, \fB<Original Path>\fR. Fields are separated by the environment
 variable \fIFS\fR (default: tab) and records are separated by the environment
-variable \fIRS\fR (default: newline).
+variable \fIRS\fR (default: newline). Since there is a per-mount-point trash
+directory, any additional path arguments will be used to empty trash from
+specified mount points. Default is the current directory.
 
 .I files...
-The files to send to the trash.
+If none of \fB-u\fR, \fB-e\fR, \fB-E\fR, \fB-l\fR are specified, then delete
+the given files.  Otherwise, apply the appropriate action to them.
+
+.SH NOTE ON DELETION TIMES
+\fBtrash\fR only records the deltion time with 1-second precision, so if
+multiple files were deleted in the same second, the behavior is undefined.
 
 .SH EXAMPLES
 .TP
@@ -77,13 +93,23 @@ Send \fIfoo.txt\fR and \fIbaz.txt\fR to the trash.
 
 .TP
 .B
-trash -u
+trash foo.txt && trash -u foo.txt
-Pick a file and untrash it.
+Trash a file and then untrash it.
 
 .TP
 .B
 trash -E
 Empty the trash.
 
+.TP
+.B
+trash -E /mnt
+Empty the trash on the filesystem mounted at /mnt
+
+.TP
+.B
+trash -E $(awk '{print $2}' /proc/mounts)
+Empty all trash directories on all filesystems on the system.
+
 .SH AUTHOR
 Bruce Hill (bruce@bruce-hill.com)