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Diff for /mandoc/roff.7 between version 1.37 and 1.45

version 1.37, 2011/12/11 00:38:11 version 1.45, 2013/12/15 21:23:52
Line 83  depends on the respective processing context.
Line 83  depends on the respective processing context.
 .Nm  .Nm
 documents may contain only graphable 7-bit ASCII characters, the space  documents may contain only graphable 7-bit ASCII characters, the space
 character, and, in certain circumstances, the tab character.  character, and, in certain circumstances, the tab character.
 The back-space character  The backslash character
 .Sq \e  .Sq \e
 indicates the start of an escape sequence for  indicates the start of an escape sequence for
 .Sx Comments ,  .Sx Comments ,
Line 146  respectively) may be used instead.
Line 146  respectively) may be used instead.
 The indicator or numerical representative may be preceded by C  The indicator or numerical representative may be preceded by C
 (constant-width), which is ignored.  (constant-width), which is ignored.
 .Pp  .Pp
   The two-character indicator
   .Sq BI
   requests a font that is both bold and italic.
   It may not be portable to old roff implementations.
   .Pp
 Examples:  Examples:
 .Bl -tag -width Ds -offset indent -compact  .Bl -tag -width Ds -offset indent -compact
 .It Li \efBbold\efR  .It Li \efBbold\efR
 Write in bold, then switch to regular font mode.  Write in \fBbold\fP, then switch to regular font mode.
 .It Li \efIitalic\efP  .It Li \efIitalic\efP
 Write in italic, then return to previous font mode.  Write in \fIitalic\fP, then return to previous font mode.
   .It Li \ef(BIbold italic\efP
   Write in \f(BIbold italic\fP, then return to previous font mode.
 .El  .El
 .Pp  .Pp
 Text decoration is  Text decoration is
Line 417  The syntax of this request is the same as that of
Line 424  The syntax of this request is the same as that of
 It is currently ignored by  It is currently ignored by
 .Xr mandoc 1 ,  .Xr mandoc 1 ,
 as are its children.  as are its children.
   .Ss \&cc
   Changes the control character.
   Its syntax is as follows:
   .Bd -literal -offset indent
   .Pf . Cm \&cc Op Ar c
   .Ed
   .Pp
   If
   .Ar c
   is not specified, the control character is reset to
   .Sq \&. .
   Trailing characters are ignored.
 .Ss \&de  .Ss \&de
 Define a  Define a
 .Nm  .Nm
Line 619  Begin an equation block.
Line 638  Begin an equation block.
 See  See
 .Xr eqn 7  .Xr eqn 7
 for a description of the equation language.  for a description of the equation language.
   .Ss \&fam
   Change the font family.
   This line-scoped request is intended to have one argument specifying
   the font family to be selected.
   It is a groff extension, and currently, it is ignored including its
   arguments, and the number of arguments is not checked.
   .Ss \&hw
   Specify hyphenation points in words.
   This line-scoped request is currently ignored.
 .Ss \&hy  .Ss \&hy
 Set automatic hyphenation mode.  Set automatic hyphenation mode.
 This line-scoped request is currently ignored.  This line-scoped request is currently ignored.
Line 786  the name of the request, macro or string to be undefin
Line 814  the name of the request, macro or string to be undefin
 Currently, it is ignored including its arguments,  Currently, it is ignored including its arguments,
 and the number of arguments is not checked.  and the number of arguments is not checked.
 .Ss \&nr  .Ss \&nr
 Define a register.  Define or change a register.
 A register is an arbitrary string value that defines some sort of state,  A register is an arbitrary string value that defines some sort of state,
 which influences parsing and/or formatting.  which influences parsing and/or formatting.
 Its syntax is as follows:  Its syntax is as follows:
 .Pp  .Pp
 .D1 Pf \. Cm \&nr Ar name Ar value  .D1 Pf \. Cm \&nr Ar name Oo +|- Oc Ns Ar value
 .Pp  .Pp
 The  The
 .Ar value  .Ar value
 may, at the moment, only be an integer.  may, at the moment, only be an integer.
 So far, only the following register  If it is prefixed by a sign, the register will be
   incremented or decremented instead of assigned to.
   .Pp
   The following register
 .Ar name  .Ar name
 is recognised:  is handled specially:
 .Bl -tag -width Ds  .Bl -tag -width Ds
 .It Cm nS  .It Cm nS
 If set to a positive integer value, certain  If set to a positive integer value, certain
Line 896  See
Line 927  See
 .Xr tbl 7  .Xr tbl 7
 for a description of the tbl language.  for a description of the tbl language.
 .Sh COMPATIBILITY  .Sh COMPATIBILITY
 This section documents compatibility between mandoc and other other  This section documents compatibility between mandoc and other
 .Nm  .Nm
 implementations, at this time limited to GNU troff  implementations, at this time limited to GNU troff
 .Pq Qq groff .  .Pq Qq groff .
Line 982  In 1989, James Clarke re-implemented troff in C++, nam
Line 1013  In 1989, James Clarke re-implemented troff in C++, nam
 This  This
 .Nm  .Nm
 reference was written by  reference was written by
 .An Kristaps Dzonsons ,  .An Kristaps Dzonsons Aq Mt kristaps@bsd.lv
 .Mt kristaps@bsd.lv ;  
 and  and
 .An Ingo Schwarze ,  .An Ingo Schwarze Aq Mt schwarze@openbsd.org .
 .Mt schwarze@openbsd.org .  
Legend:
Removed from v.1.37  
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  Added in v.1.45
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