Remove --disable-signatures; incorporate into --remove-restrictions

Rather than adding yet another flag that is almost never useful on its
own, just have --remove-restrictions disable digital signatures. The
operations are still separate in the API.

1 files changed, 4 insertions, 10 deletions

diff --git a/manual/qpdf.1 b/manual/qpdf.1
index 9ab0fbd5..2ef91031 100644
--- a/manual/qpdf.1
+++ b/manual/qpdf.1
@@ -221,16 +221,10 @@ present on the input file. This option overrides that behavior.
 .TP
 .B --remove-restrictions \-\- remove security restrictions from input file
 Remove restrictions associated with digitally signed PDF files.
-This may be combined with --decrypt and --disable-signatures to
-allow free editing of previously signed/encrypted files. This
-option invalidates the signature but leaves its visual
-appearance intact. See also --disable-signatures.
-.TP
-.B --disable-signatures \-\- disable digital signature fields
-Remove all digital signature fields from a file. The appearance
-of the digital signature, if any, will remain on the page, but
-it will no longer be a signature field. See also
---remove-restrictions.
+This may be combined with --decrypt to allow free editing of
+previously signed/encrypted files. This option invalidates and
+disables any digital signatures but leaves their visual
+appearances intact.
 .TP
 .B --copy-encryption \-\- copy another file's encryption details
 --copy-encryption=file