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Diff for /mandoc/roff.7 between version 1.54 and 1.61

version 1.54, 2014/04/08 01:37:27 version 1.61, 2014/12/25 17:23:32
Line 239  pica (~1/6 inch)
Line 239  pica (~1/6 inch)
 .It p  .It p
 point (~1/72 inch)  point (~1/72 inch)
 .It f  .It f
 synonym for  scale
 .Sq u  .Sq u
   by 65536
 .It v  .It v
 default vertical span  default vertical span
 .It m  .It m
Line 254  width of rendered
Line 255  width of rendered
 .Pq en  .Pq en
 character  character
 .It u  .It u
 default horizontal span  default horizontal span for the terminal
 .It M  .It M
 mini-em (~1/100 em)  mini-em (~1/100 em)
 .El  .El
Line 262  mini-em (~1/100 em)
Line 263  mini-em (~1/100 em)
 Using anything other than  Using anything other than
 .Sq m ,  .Sq m ,
 .Sq n ,  .Sq n ,
 .Sq u ,  
 or  or
 .Sq v  .Sq v
 is necessarily non-portable across output media.  is necessarily non-portable across output media.
Line 409  and the number of arguments is not checked.
Line 409  and the number of arguments is not checked.
 Append to a macro definition.  Append to a macro definition.
 The syntax of this request is the same as that of  The syntax of this request is the same as that of
 .Sx \&de .  .Sx \&de .
 It is currently ignored by  
 .Xr mandoc 1 ,  
 as are its children.  
 .Ss \&ami  .Ss \&ami
 Append to a macro definition, specifying the macro name indirectly.  Append to a macro definition, specifying the macro name indirectly.
 The syntax of this request is the same as that of  The syntax of this request is the same as that of
 .Sx \&dei .  .Sx \&dei .
 It is currently ignored by  
 .Xr mandoc 1 ,  
 as are its children.  
 .Ss \&am1  .Ss \&am1
 Append to a macro definition, switching roff compatibility mode off  Append to a macro definition, switching roff compatibility mode off
 during macro execution.  during macro execution.
 The syntax of this request is the same as that of  The syntax of this request is the same as that of
 .Sx \&de1 .  .Sx \&de1 .
 It is currently ignored by  Since
 .Xr mandoc 1 ,  .Xr mandoc 1
 as are its children.  does not implement
   .Nm
   compatibility mode at all, it handles this request as an alias for
   .Sx \&am .
 .Ss \&as  .Ss \&as
 Append to a user-defined string.  Append to a user-defined string.
 The syntax of this request is the same as that of  The syntax of this request is the same as that of
Line 546  one explicit newline character.
Line 543  one explicit newline character.
 In order to prevent endless recursion, both groff and  In order to prevent endless recursion, both groff and
 .Xr mandoc 1  .Xr mandoc 1
 limit the stack depth for expanding macros and strings  limit the stack depth for expanding macros and strings
 to a large, but finite number.  to a large, but finite number, and
 Do not rely on the exact value of this limit.  .Xr mandoc 1
   also limits the length of the expanded input line.
   Do not rely on the exact values of these limits.
 .Ss \&dei  .Ss \&dei
 Define a  Define a
 .Nm  .Nm
 macro, specifying the macro name indirectly.  macro, specifying the macro name indirectly.
 The syntax of this request is the same as that of  The syntax of this request is the same as that of
 .Sx \&de .  .Sx \&de .
 It is currently ignored by  The request
 .Xr mandoc 1 ,  .Pp
 as are its children.  .D1 Pf . Cm \&dei Ar name Op Ar end
   .Pp
   has the same effect as:
   .Pp
   .D1 Pf . Cm \&de No \e* Ns Bo Ar name Bc Op \e* Ns Bq Ar end
 .Ss \&de1  .Ss \&de1
 Define a  Define a
 .Nm  .Nm
Line 746  If the first character of COND is
Line 749  If the first character of COND is
 .Pq even page ,  .Pq even page ,
 .Sq r  .Sq r
 .Pq register accessed ,  .Pq register accessed ,
 or  
 .Sq t  .Sq t
 .Pq troff mode ,  .Pq troff mode ,
   or
   .Sq v
   .Pq vroff mode ,
 COND evaluates to false.  COND evaluates to false.
 .It  .It
 If COND starts with a parenthesis or with an optionally signed  If COND starts with a parenthesis or with an optionally signed
 integer number, it is evaluated according to the rules of  integer number, it is evaluated according to the rules of
 .Sx Numerical expressions  .Sx Numerical expressions
 explained below.  explained below.
 It evaluates to true if the the result is positive,  It evaluates to true if the result is positive,
 or to false if the result is zero or negative.  or to false if the result is zero or negative.
 .It  .It
 Otherwise, the first character of COND is regarded as a delimiter  Otherwise, the first character of COND is regarded as a delimiter
Line 934  Turn on no-space mode.
Line 939  Turn on no-space mode.
 This line-scoped request is intended to take no arguments.  This line-scoped request is intended to take no arguments.
 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 \&pl
   Change page length.
   This line-scoped request is intended to take one height argument.
   Currently, it is ignored including its arguments,
   and the number of arguments is not checked.
 .Ss \&ps  .Ss \&ps
 Change point size.  Change point size.
 This line-scoped request is intended to take one numerical argument.  This line-scoped request is intended to take one numerical argument.
Line 1188  Bracket building function; ignored by
Line 1198  Bracket building function; ignored by
 .Sx Special Characters  .Sx Special Characters
 with names of arbitrary length.  with names of arbitrary length.
 .Ss \ec  .Ss \ec
 Interrupt text processing to insert requests or macros; ignored by  When encountered at the end of an input text line,
 .Xr mandoc 1 .  the next input text line is considered to continue that line,
   even if there are request or macro lines in between.
   No whitespace is inserted.
 .Ss \eD\(aq Ns Ar string Ns \(aq  .Ss \eD\(aq Ns Ar string Ns \(aq
 Draw graphics function; ignored by  Draw graphics function; ignored by
 .Xr mandoc 1 .  .Xr mandoc 1 .
Line 1346  The term
Line 1358  The term
 refers to groff version 1.15.  refers to groff version 1.15.
 .Pp  .Pp
 .Bl -dash -compact  .Bl -dash -compact
   .It
   The
   .Sq u
   scaling unit is the default terminal unit.
   In traditional troff systems, this unit would change depending on the
   output media.
 .It  .It
 In mandoc, the  In mandoc, the
 .Sx \&EQ ,  .Sx \&EQ ,
Legend:
Removed from v.1.54  
changed lines
  Added in v.1.61
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