diff options
Diffstat (limited to 'doc/groff.texinfo')
-rw-r--r-- | doc/groff.texinfo | 33 |
1 files changed, 17 insertions, 16 deletions
diff --git a/doc/groff.texinfo b/doc/groff.texinfo index 1be1473f..91d5ce8e 100644 --- a/doc/groff.texinfo +++ b/doc/groff.texinfo @@ -4369,6 +4369,23 @@ Documents that need to determine whether they are being formatted with number register. @endDefmpreg +Emulations of a few ancient Bell Labs macros can be re-enabled by calling +the otherwise undocumented @code{SC} section-header macro. Calling @code{SC} +enables @code{UC} for marking up a product or application name, and the pair +@code{P1}/@code{P2} for surrounding code example displays. + +These are not enabled by default because (a)@tie{}they were not documented, +in the original @code{ms} manual, and (b)@tie{}the @code{P1} and @code{UC} +macros collide with different macros with the same names in the +Berkeley version of @code{ms}. + +These @code{groff} emulations are sufficient to give back the +1976 Kernighan@tie{}& Cherry paper @cite{Typsetting Mathematics -- User's +Guide} its section headings, and restore some text that had gone +missing as arguments of undefined macros. No warranty express or +implied is given as to how well the typographic details these produce +match the original Bell Labs macros. + @menu * Missing ms Macros:: * Additional ms Macros:: @@ -4411,22 +4428,6 @@ Cover sheet information A cover sheet macro @end table -Emulations of a few ancient Bell Labs macros can be re-enabled with -the @code{groff} command-line option @w{@samp{-r bell=1}}. They are -@code{SC}, @code{UC}, @code{P1}, and @code{P2}. - -These are not enabled by default because (a)@tie{}they were not documented, -in the original @code{ms} manual, and (b)@tie{}the @code{P1} and @code{UC} -macros collide with different macros with the same names in the -Berkeley version of @code{ms}. - -These @code{groff} emulations are sufficient to give back the -1976 Kernighan@tie{}& Cherry paper @cite{Typsetting Mathematics -- User's -Guide} its section headings, and restore some text that had gone -missing as arguments of undefined macros. No warranty express or -implied is given as to how well the typographic details these produce -match the original Bell Labs macros. - @c --------------------------------------------------------------------- @node Additional ms Macros, , Missing ms Macros, Differences from AT&T ms |