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Diffstat (limited to 'tmac/groff_man.man')
| -rw-r--r-- | tmac/groff_man.man | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/tmac/groff_man.man b/tmac/groff_man.man index a070450b..985014eb 100644 --- a/tmac/groff_man.man +++ b/tmac/groff_man.man @@ -138,12 +138,40 @@ consistent indentation. .BI \-rLL= line-length Set line length. . -If this option is not given, the line length defaults to 78n in +If this option is not given, +the line length is set to respect any value set by a prior `.ll' request, +(which +.I must +be in effect when the `.TH' macro is invoked), +if this differs from the built\-in default for the formatter; +otherwise it defaults to 78n in .I nroff mode and 6.5i in .I troff mode. . +.IP +Note that the use of a `.ll' request to initialize the line length +is supported for backward compatibility with some versions of the +.B man +program; +direct initialization of the `LL' register should +.I always +be preferred to the use of such a request. +In particular, note that a `.ll\ 65n' request will +.I not +preserve the normal +.I nroff +default line length, +(the +.B man +default initialization to 78n will prevail), +whereas, +the `-rLL=65n' option, or an equivalent `.nr\ LL\ 65n' +request preceding the use of the `TH' macro, +.I will +set a line length of 65n. +. .TP .BI \-rLT= title-length Set title length. |