Author: fernape (ports committer) Date: Tue Oct 20 13:05:25 2020 New Revision: 366895 URL: https://svnweb.freebsd.org/changeset/base/366895
Log: compress(1): Add EXAMPLES section Add 5 examples showing basic usage. Approved by: manpages (gbe@) Differential Revision: https://reviews.freebsd.org/D26865 Modified: head/usr.bin/compress/compress.1 Modified: head/usr.bin/compress/compress.1 ============================================================================== --- head/usr.bin/compress/compress.1 Tue Oct 20 11:49:19 2020 (r366894) +++ head/usr.bin/compress/compress.1 Tue Oct 20 13:05:25 2020 (r366895) @@ -32,7 +32,7 @@ .\" @(#)compress.1 8.2 (Berkeley) 4/18/94 .\" $FreeBSD$ .\" -.Dd May 17, 2002 +.Dd October 20, 2020 .Dt COMPRESS 1 .Os .Sh NAME @@ -186,6 +186,40 @@ utility exits 2 if attempting to compress a file would and the .Fl f option was not specified and if no other error occurs. +.Sh EXAMPLES +Create a file +.Pa test_file +with a single line of text: +.Bd -literal -offset indent +echo "This is a test" > test_file +.Ed +.Pp +Try to reduce the size of the file using a 10-bit code and show the exit status: +.Bd -literal -offset indent +$ compress -b 10 test_file +$ echo $? +2 +.Ed +.Pp +Try to compress the file and show compression percentage: +.Bd -literal -offset indent +$ compress -v test_file +test_file: file would grow; left unmodified +.Ed +.Pp +Same as above but forcing compression: +.Bd -literal -offset indent +$ compress -f -v test_file +test_file.Z: 79% expansion +.Ed +.Pp +Compress and uncompress the string +.Ql hello +on the fly: +.Bd -literal -offset indent +$ echo "hello" | compress | uncompress +hello +.Ed .Sh SEE ALSO .Xr gunzip 1 , .Xr gzexe 1 , _______________________________________________ svn-src-all@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"
