summaryrefslogtreecommitdiffstats
path: root/usr.bin/compress/compress.1
diff options
context:
space:
mode:
Diffstat (limited to 'usr.bin/compress/compress.1')
-rw-r--r--usr.bin/compress/compress.121
1 files changed, 10 insertions, 11 deletions
diff --git a/usr.bin/compress/compress.1 b/usr.bin/compress/compress.1
index 91be154..c37562f 100644
--- a/usr.bin/compress/compress.1
+++ b/usr.bin/compress/compress.1
@@ -65,11 +65,11 @@ utility reduces the size of files using adaptive Lempel-Ziv coding.
Each
.Ar file
is renamed to the same name plus the extension
-.Dq .Z .
+.Pa .Z .
A
.Ar file
argument with a
-.Dq .Z
+.Pa .Z
extension will be ignored except it will cause an
error exit after other arguments are processed.
If compression would not reduce the size of a
@@ -80,13 +80,13 @@ The
.Nm uncompress
utility restores compressed files to their original form, renaming the
files by deleting the
-.Dq .Z
+.Pa .Z
extensions.
A file specification need not include the file's
-.Dq .Z
+.Pa .Z
extension.
If a file's name in its file system does not have a
-.Dq .Z
+.Pa .Z
extension, it will not be uncompressed and it will cause
an error exit after other arguments are processed.
.Pp
@@ -218,13 +218,12 @@ The
command appeared in
.Bx 4.3 .
.Sh BUGS
-.Pp
Some of these might be considered otherwise-undocumented features.
.Pp
.Nm compress :
If the utility does not compress a file because doing so would not
-reduce it size, and a file of the same name except with an
-.Dq .Z
+reduce its size, and a file of the same name except with an
+.Pa .Z
extension exists, the named file is not really ignored as stated above;
it causes a prompt to confirm the overwriting of the file with the extension.
If the operation is confirmed, that file is deleted.
@@ -233,7 +232,7 @@ If the operation is confirmed, that file is deleted.
If an empty file is compressed (using
.Fl f ) ,
the resulting
-.Dq .Z
+.Pa .Z
file is also empty.
That seems right, but if
.Nm uncompress
@@ -250,9 +249,9 @@ If the specified file does not exist, but a similarly-named one with (for
or without (for
.Nm uncompress )
a
-.Dq .Z
+.Pa .Z
extension does exist, the utility will waste the user's time by not
immediately emitting an error message about the missing file and
continuing.
Instead, it first asks for confirmation to overwrite
-the existing file and then doesn't overwrite it.
+the existing file and then does not overwrite it.
OpenPOWER on IntegriCloud