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Diff for /src/usr.bin/sed/sed.1 between version 1.14 and 1.15

version 1.14, 2000/04/15 02:15:13 version 1.15, 2000/10/06 23:53:52
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 must be preceded by a newline or optional whitespace.  must be preceded by a newline or optional whitespace.
 .sp  .sp
 .Bl -tag -width "XXXXXX" -compact  .Bl -tag -width "XXXXXX" -compact
 .It [2addr] function-list  .It [2addr] Em function-list
 Execute function-list only when the pattern space is selected.  Execute
   .Em function-list
   only when the pattern space is selected.
 .sp  .sp
 .It [1addr]a\e  .It [1addr] Ns Em a Ns No \e
 .It text  .It Em text
 .br  .br
 Write  Write
 .Em text  .Em text
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 .Sq N  .Sq N
 function or by beginning a new cycle.  function or by beginning a new cycle.
 .sp  .sp
 .It [2addr]b[label]  .It [2addr] Ns Em b Ns No [label]
 Branch to the  Branch to the
 .Sq \&:  .Sq \&:
 function with the specified label.  function with the specified label.
 If the label is not specified, branch to the end of the script.  If the label is not specified, branch to the end of the script.
 .sp  .sp
 .It [2addr]c\e  .It [2addr] Ns Em c Ns No \e
 .It text  .It Em text
 .br  .br
 Delete the pattern space.  Delete the pattern space.
 With 0 or 1 address or at the end of a 2-address range,  With 0 or 1 address or at the end of a 2-address range,
 .Em text  .Em text
 is written to the standard output.  is written to the standard output.
 .sp  .sp
 .It [2addr]d  .It [2addr] Ns Em d
 Delete the pattern space and start the next cycle.  Delete the pattern space and start the next cycle.
 .sp  .sp
 .It [2addr]D  .It [2addr] Ns Em D
 Delete the initial segment of the pattern space through the first  Delete the initial segment of the pattern space through the first
 newline character and start the next cycle.  newline character and start the next cycle.
 .sp  .sp
 .It [2addr]g  .It [2addr] Ns Em g
 Replace the contents of the pattern space with the contents of the  Replace the contents of the pattern space with the contents of the
 hold space.  hold space.
 .sp  .sp
 .It [2addr]G  .It [2addr] Ns Em G
 Append a newline character followed by the contents of the hold space  Append a newline character followed by the contents of the hold space
 to the pattern space.  to the pattern space.
 .sp  .sp
 .It [2addr]h  .It [2addr] Ns Em h
 Replace the contents of the hold space with the contents of the  Replace the contents of the hold space with the contents of the
 pattern space.  pattern space.
 .sp  .sp
 .It [2addr]H  .It [2addr] Ns Em H
 Append a newline character followed by the contents of the pattern space  Append a newline character followed by the contents of the pattern space
 to the hold space.  to the hold space.
 .sp  .sp
 .It [1addr]i\e  .It [1addr] Ns Em i Ns No \e
 .It text  .It Em text
 .br  .br
 Write  Write
 .Em text  .Em text
 to the standard output.  to the standard output.
 .sp  .sp
 .It [2addr]l  .It [2addr] Ns Em l
 (The letter ell.)  (The letter ell.)
 Write the pattern space to the standard output in a visually unambiguous  Write the pattern space to the standard output in a visually unambiguous
 form.  form.
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 \ev  \ev
 .El  .El
 .Pp  .Pp
 Nonprintable characters are written as three-digit octal numbers (with a  Non-printable characters are written as three-digit octal numbers (with a
 preceding backslash) for each byte in the character (most significant byte  preceding backslash) for each byte in the character (most significant byte
 first).  first).
 Long lines are folded, with the point of folding indicated by displaying  Long lines are folded, with the point of folding indicated by displaying
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 The end of each line is marked with a  The end of each line is marked with a
 .Ql $ .  .Ql $ .
 .sp  .sp
 .It [2addr]n  .It [2addr] Ns Em n
 Write the pattern space to the standard output if the default output has  Write the pattern space to the standard output if the default output has
 not been suppressed, and replace the pattern space with the next line of  not been suppressed, and replace the pattern space with the next line of
 input.  input.
 .sp  .sp
 .It [2addr]N  .It [2addr] Ns Em N
 Append the next line of input to the pattern space, using an embedded  Append the next line of input to the pattern space, using an embedded
 newline character to separate the appended material from the original  newline character to separate the appended material from the original
 contents.  contents.
 Note that the current line number changes.  Note that the current line number changes.
 .sp  .sp
 .It [2addr]p  .It [2addr] Ns Em p
 Write the pattern space to standard output.  Write the pattern space to standard output.
 .sp  .sp
 .It [2addr]P  .It [2addr] Ns Em P
 Write the pattern space, up to the first newline character to the  Write the pattern space, up to the first newline character to the
 standard output.  standard output.
 .sp  .sp
 .It [1addr]q  .It [1addr] Ns Em q
 Branch to the end of the script and quit without starting a new cycle.  Branch to the end of the script and quit without starting a new cycle.
 .sp  .sp
 .It [1addr]r file  .It [1addr] Ns Em r file
 Copy the contents of  Copy the contents of
 .Em file  .Em file
 to the standard output immediately before the next attempt to read a  to the standard output immediately before the next attempt to read a
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 cannot be read for any reason, it is silently ignored and no error  cannot be read for any reason, it is silently ignored and no error
 condition is set.  condition is set.
 .sp  .sp
 .It [2addr]s/regular expression/replacement/flags  .It [2addr] Ns Em s Ns No /re/replacement/flags
 Substitute the replacement string for the first instance of the regular  Substitute the replacement string for the first instance of the regular
 expression in the pattern space.  expression in the pattern space.
 Any character other than backslash or newline can be used instead of  Any character other than backslash or newline can be used instead of
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 is still considered to have been a replacement.  is still considered to have been a replacement.
 .El  .El
 .sp  .sp
 .It [2addr]t [label]  .It [2addr] Ns Em t Ns No [label]
 Branch to the  Branch to the
 .Ql \&:  .Ql \&:
 function bearing the label if any substitutions have been made since the  function bearing the label if any substitutions have been made since the
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 function.  function.
 If no label is specified, branch to the end of the script.  If no label is specified, branch to the end of the script.
 .sp  .sp
 .It [2addr]w Em file  .It [2addr] Ns Em w file
 Append the pattern space to the  Append the pattern space to the
 .Em file .  .Em file .
 .sp  .sp
 .It [2addr]x  .It [2addr] Ns Em x
 Swap the contents of the pattern and hold spaces.  Swap the contents of the pattern and hold spaces.
 .sp  .sp
 .It [2addr]y/string1/string2/  .It [2addr] Ns Em y Ns No /string1/string2/
 Replace all occurrences of characters in  Replace all occurrences of characters in
 .Em string1  .Em string1
 in the pattern space with the corresponding characters from  in the pattern space with the corresponding characters from
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 .Sq n  .Sq n
 is replaced by a newline character.  is replaced by a newline character.
 .sp  .sp
 .It [2addr]!function  .Sm off
 .It [2addr]!function-list  .It Xo [2addr] Em !function No ,\ [2addr]
   .Em !function-list
   .Xc
   .Sm on
 Apply the function or function-list only to the lines that are  Apply the function or function-list only to the lines that are
 .Em not  .Em not
 selected by the address(es).  selected by the address(es).
 .sp  .sp
 .It [0addr]:label  .It [0addr] Ns Em : Ns No label
 This function does nothing; it bears a label to which the  This function does nothing; it bears a label to which the
 .Sq b  .Sq b
 and  and
 .Sq t  .Sq t
 commands may branch.  commands may branch.
 .sp  .sp
 .It [1addr]=  .It [1addr] Ns Em =
 Write the line number to the standard output followed by a newline  Write the line number to the standard output followed by a newline character.
 character.  
 .sp  .sp
 .It [0addr]  .It [0addr]
 Empty lines are ignored.  Empty lines are ignored.
 .sp  .sp
 .It [0addr]#  .It [0addr] Ns Em #
 The  The
 .Ql #  .Ql #
 and the remainder of the line are ignored (treated as a comment), with  and the remainder of the line are ignored (treated as a comment), with
Legend:
Removed from v.1.14  
changed lines
  Added in v.1.15