diff options
Diffstat (limited to 'usr.bin/sed/sed.1')
| -rw-r--r-- | usr.bin/sed/sed.1 | 69 |
1 files changed, 33 insertions, 36 deletions
diff --git a/usr.bin/sed/sed.1 b/usr.bin/sed/sed.1 index 231bb9e9cbff..90efe4ac1b71 100644 --- a/usr.bin/sed/sed.1 +++ b/usr.bin/sed/sed.1 @@ -109,9 +109,9 @@ option suppresses this behavior. The form of a .Nm command is as follows: -.sp +.Pp .Dl [address[,address]]function[arguments] -.sp +.Pp Whitespace may be inserted before the first address and the function portions of the command. .Pp @@ -178,7 +178,7 @@ flag is given. In addition, .Nm has the following two additions to regular expressions: -.sp +.Pp .Bl -enum -compact .It In a context address, any character other than a backslash @@ -195,7 +195,7 @@ and the second .Dq x stands for itself, so that the regular expression is .Dq abcxdef . -.sp +.Pp .It The escape sequence \en matches a newline character embedded in the pattern space. @@ -273,71 +273,68 @@ The function can be preceded by white space. The terminating .Dq } must be preceded by a newline or optional white space. -.sp +.Pp .Bl -tag -width "XXXXXX" -compact .It [2addr] function-list Execute function-list only when the pattern space is selected. -.sp +.Pp .It [1addr]a\e .It text -.br Write .Em text to standard output immediately before each attempt to read a line of input, whether by executing the .Dq N function or by beginning a new cycle. -.sp +.Pp .It [2addr]b[label] Branch to the .Dq \&: function with the specified label. If the label is not specified, branch to the end of the script. -.sp +.Pp .It [2addr]c\e .It text -.br Delete the pattern space. With 0 or 1 address or at the end of a 2-address range, .Em text is written to the standard output. -.sp +.Pp .It [2addr]d Delete the pattern space and start the next cycle. -.sp +.Pp .It [2addr]D Delete the initial segment of the pattern space through the first newline character and start the next cycle. -.sp +.Pp .It [2addr]g Replace the contents of the pattern space with the contents of the hold space. -.sp +.Pp .It [2addr]G Append a newline character followed by the contents of the hold space to the pattern space. -.sp +.Pp .It [2addr]h Replace the contents of the hold space with the contents of the pattern space. -.sp +.Pp .It [2addr]H Append a newline character followed by the contents of the pattern space to the hold space. -.sp +.Pp .It [1addr]i\e .It text -.br Write .Em text to the standard output. -.sp +.Pp .It [2addr]l (The letter ell.) Write the pattern space to the standard output in a visually unambiguous form. This form is as follows: -.sp +.Pp .Bl -tag -width "carriage-returnXX" -offset indent -compact .It backslash \e\e @@ -362,28 +359,28 @@ Long lines are folded, with the point of folding indicated by displaying a backslash followed by a newline. The end of each line is marked with a .Dq $ . -.sp +.Pp .It [2addr]n 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 input. -.sp +.Pp .It [2addr]N Append the next line of input to the pattern space, using an embedded newline character to separate the appended material from the original contents. Note that the current line number changes. -.sp +.Pp .It [2addr]p Write the pattern space to standard output. -.sp +.Pp .It [2addr]P Write the pattern space, up to the first newline character to the standard output. -.sp +.Pp .It [1addr]q Branch to the end of the script and quit without starting a new cycle. -.sp +.Pp .It [1addr]r file Copy the contents of .Em file @@ -393,7 +390,7 @@ If .Em file cannot be read for any reason, it is silently ignored and no error condition is set. -.sp +.Pp .It [2addr]s/regular expression/replacement/flags Substitute the replacement string for the first instance of the regular expression in the pattern space. @@ -443,7 +440,7 @@ if a replacement was made. If the replacement string is identical to that which it replaces, it is still considered to have been a replacement. .El -.sp +.Pp .It [2addr]t [label] Branch to the .Dq \&: @@ -452,14 +449,14 @@ most recent reading of an input line or execution of a .Dq t function. If no label is specified, branch to the end of the script. -.sp +.Pp .It [2addr]w Em file Append the pattern space to the .Em file . -.sp +.Pp .It [2addr]x Swap the contents of the pattern and hold spaces. -.sp +.Pp .It [2addr]y/string1/string2/ Replace all occurrences of characters in .Em string1 @@ -474,27 +471,27 @@ and a backslash followed by any character other than a newline is that literal character, and a backslash followed by an ``n'' is replaced by a newline character. -.sp +.Pp .It [2addr]!function .It [2addr]!function-list Apply the function or function-list only to the lines that are .Em not selected by the address(es). -.sp +.Pp .It [0addr]:label This function does nothing; it bears a label to which the .Dq b and .Dq t commands may branch. -.sp +.Pp .It [1addr]= Write the line number to the standard output followed by a newline character. -.sp +.Pp .It [0addr] Empty lines are ignored. -.sp +.Pp .It [0addr]# The .Dq # |