diff options
Diffstat (limited to 'watch.1')
| -rw-r--r-- | watch.1 | 22 |
1 files changed, 13 insertions, 9 deletions
@@ -8,11 +8,11 @@ .Sh SYNPOSIS .Nm watch .Op Fl i -.Ar file +.Ar file ... .\" .Sh DESCRIPTION .Nm watch -is a simple OpenBSD program that watches a given +is a simple OpenBSD program that watches any given .Ar file for changes. When the file changes, its name (as specified in the arguments to @@ -21,25 +21,29 @@ is printed on standard output. If the .Fl i -argument is provided, an initial such line is printed when the -program starts, before beginning to watch for changes. +argument is provided, an initial such line is printed when the program +starts, before beginning to watch for changes. .Nm watch exits on SIGINT (C-c). .\" .Sh ERRORS -If the watched file is deleted, a message is printed on standard +If one of the watched files is deleted, a message is printed on standard error and the program exits with error code 1. -If the file is renamed, a notice is printed on standard error, but -the program keeps running. +If a file is renamed, a notice is printed on standard error, but the +program keeps running. .\" .Sh EXAMPLES .Bd -literal -offset indent -watch document.ms | while read; do - make document.pdf && kill -9 mupdf +$ watch *.ms | while read file; do + make ${file%.ms}.pdf && kill -9 mupdf done .Ed +.Bd -literal -offset indent +$ alias each='xargs -L0 -I {}' +$ watch -i * | each cp {} /mnt/usb/ +.Ed .\" .Sh AUTHORS .Nm watch |