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diff --git a/man/man1/sed.html b/man/man1/sed.html deleted file mode 100644 index c40874ad..00000000 --- a/man/man1/sed.html +++ /dev/null @@ -1,300 +0,0 @@ -<head> -<title>sed(1) - Plan 9 from User Space</title> -<meta content="text/html; charset=utf-8" http-equiv=Content-Type> -</head> -<body bgcolor=#ffffff> -<table border=0 cellpadding=0 cellspacing=0 width=100%> -<tr height=10><td> -<tr><td width=20><td> -<tr><td width=20><td><b>SED(1)</b><td align=right><b>SED(1)</b> -<tr><td width=20><td colspan=2> - <br> -<p><font size=+1><b>NAME </b></font><br> - -<table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td> - - sed – stream editor<br> - -</table> -<p><font size=+1><b>SYNOPSIS </b></font><br> - -<table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td> - - <tt><font size=+1>sed</font></tt> [ <tt><font size=+1>−n</font></tt> ] [ <tt><font size=+1>−g</font></tt> ] [ <tt><font size=+1>−e</font></tt> <i>script</i> ] [ <tt><font size=+1>−f</font></tt> <i>sfile</i> ] [ <i>file ...</i> ]<br> - -</table> -<p><font size=+1><b>DESCRIPTION </b></font><br> - -<table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td> - - <i>Sed</i> copies the named <i>files</i> (standard input default) to the standard - output, edited according to a script of commands. The <tt><font size=+1>−f</font></tt> option - causes the script to be taken from file <i>sfile</i>; these options accumulate. - If there is just one <tt><font size=+1>−e</font></tt> option and no <tt><font size=+1>−f</font></tt>’s, the flag <tt><font size=+1>−e</font></tt> may be - omitted. The <tt><font size=+1>−n</font></tt> option suppresses the default - output; <tt><font size=+1>−g</font></tt> causes all substitutions to be global, as if suffixed - <tt><font size=+1>g</font></tt>. - <table border=0 cellpadding=0 cellspacing=0><tr height=5><td></table> - - A script consists of editing commands, one per line, of the following - form:<br> - - <table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td> - - [<i>address</i> [<tt><font size=+1>,</font></tt> <i>address</i>] ] <i>function</i> [<i>argument</i> ...] - <table border=0 cellpadding=0 cellspacing=0><tr height=5><td></table> - - - </table> - In normal operation <i>sed</i> cyclically copies a line of input into - a <i>pattern space</i> (unless there is something left after a <tt><font size=+1>D</font></tt> command), - applies in sequence all commands whose <i>addresses</i> select that pattern - space, and at the end of the script copies the pattern space to - the standard output (except under <tt><font size=+1>−n</font></tt>) and deletes the - pattern space. - <table border=0 cellpadding=0 cellspacing=0><tr height=5><td></table> - - An <i>address</i> is either a decimal number that counts input lines - cumulatively across files, a <tt><font size=+1>$</font></tt> that addresses the last line of - input, or a context address, <tt><font size=+1>/</font></tt><i>regular-expression</i><tt><font size=+1>/</font></tt>, in the style - of <a href="../man7/regexp.html"><i>regexp</i>(7)</a>, with the added convention that <tt><font size=+1>\n</font></tt> matches a newline - embedded in the pattern space. - <table border=0 cellpadding=0 cellspacing=0><tr height=5><td></table> - - A command line with no addresses selects every pattern space. - - <table border=0 cellpadding=0 cellspacing=0><tr height=5><td></table> - - A command line with one address selects each pattern space that - matches the address. - <table border=0 cellpadding=0 cellspacing=0><tr height=5><td></table> - - A command line with two addresses selects the inclusive range - from the first pattern space that matches the first address through - the next pattern space that matches the second. (If the second - address is a number less than or equal to the line number first - selected, only one line is selected.) Thereafter the process is - repeated, looking again for the first address. - <table border=0 cellpadding=0 cellspacing=0><tr height=5><td></table> - - Editing commands can be applied to non-selected pattern spaces - by use of the negation function <tt><font size=+1>!</font></tt> (below). - <table border=0 cellpadding=0 cellspacing=0><tr height=5><td></table> - - An argument denoted <i>text</i> consists of one or more lines, all but - the last of which end with <tt><font size=+1>\</font></tt> to hide the newline. Backslashes - in text are treated like backslashes in the replacement string - of an <tt><font size=+1>s</font></tt> command, and may be used to protect initial blanks and - tabs against the stripping that is done on every script line. - - <table border=0 cellpadding=0 cellspacing=0><tr height=5><td></table> - - An argument denoted <i>rfile</i> or <i>wfile</i> must terminate the command - line and must be preceded by exactly one blank. Each <i>wfile</i> is - created before processing begins. There can be at most 120 distinct - <i>wfile</i> arguments.<br> - <tt><font size=+1>a\<br> - </font></tt><i>text</i> Append. Place <i>text</i> on the output before reading the next input - line.<br> - <tt><font size=+1>b</font></tt> <i>label</i> Branch to the <tt><font size=+1>:</font></tt> command bearing the <i>label</i>. If <i>label</i> is - empty, branch to the end of the script.<br> - <tt><font size=+1>c\<br> - </font></tt><i>text</i> Change. Delete the pattern space. With 0 or 1 address or at - the end of a 2-address range, place <i>text</i> on the output. Start - the next cycle.<br> - <tt><font size=+1>d</font></tt> Delete the pattern space. Start the next cycle.<br> - <tt><font size=+1>D</font></tt> Delete the initial segment of the pattern space through the first - newline. Start the next cycle.<br> - <tt><font size=+1>g</font></tt> Replace the contents of the pattern space by the contents of - the hold space.<br> - <tt><font size=+1>G</font></tt> Append the contents of the hold space to the pattern space.<br> - <tt><font size=+1>h</font></tt> Replace the contents of the hold space by the contents of the - pattern space.<br> - <tt><font size=+1>H</font></tt> Append the contents of the pattern space to the hold space.<br> - <tt><font size=+1>i\<br> - </font></tt><i>text</i> Insert. Place <i>text</i> on the standard output.<br> - <tt><font size=+1>n</font></tt> Copy the pattern space to the standard output. Replace the pattern - space with the next line of input.<br> - <tt><font size=+1>N</font></tt> Append the next line of input to the pattern space with an embedded - newline. (The current line number changes.)<br> - <tt><font size=+1>p</font></tt> Print. Copy the pattern space to the standard output.<br> - <tt><font size=+1>P</font></tt> Copy the initial segment of the pattern space through the first - newline to the standard output.<br> - <tt><font size=+1>q</font></tt> Quit. Branch to the end of the script. Do not start a new cycle.<br> - <tt><font size=+1>r</font></tt> <i>rfile</i> Read the contents of <i>rfile</i>. Place them on the output before - reading the next input line.<br> - <tt><font size=+1>s/</font></tt><i>regular-expression</i><tt><font size=+1>/</font></tt><i>replacement</i><tt><font size=+1>/</font></tt><i>flags<br> - </i> - <table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td> - - - <table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td> - - Substitute the <i>replacement</i> string for instances of the <i>regular-expression</i> - in the pattern space. Any character may be used instead of <tt><font size=+1>/</font></tt>. - For a fuller description see <a href="../man7/regexp.html"><i>regexp</i>(7)</a>. <i>Flags</i> is zero or more - of<br> - <tt><font size=+1>g</font></tt> Global. Substitute for all non-overlapping instances of the <i>regular - expression</i> rather than just the first one.<br> - <tt><font size=+1>p</font></tt> Print the pattern space if a replacement was made.<br> - <tt><font size=+1>w</font></tt> <i>wfile<br> - </i>Write. Append the pattern space to <i>wfile</i> if a replacement was - made.<br> - - </table> - - </table> - <tt><font size=+1>t</font></tt> <i>label</i> Test. Branch to the <tt><font size=+1>:</font></tt> command bearing the <i>label</i> if any - substitutions have been made since the most recent reading of - an input line or execution of a <tt><font size=+1>t</font></tt>. If <i>label</i> is empty, branch to - the end of the script.<br> - <tt><font size=+1>w</font></tt><i> wfile<br> - </i> - <table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td> - - - <table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td> - - Write. Append the pattern space to <i>wfile</i>.<br> - - </table> - - </table> - <tt><font size=+1>x</font></tt> Exchange the contents of the pattern and hold spaces.<br> - <tt><font size=+1>y/</font></tt><i>string1</i><tt><font size=+1>/</font></tt><i>string2</i><tt><font size=+1>/<br> - </font></tt> - <table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td> - - - <table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td> - - Transform. Replace all occurrences of characters in <i>string1</i> with - the corresponding character in <i>string2</i>. The lengths of <i>string1</i> - and <i>string2</i> must be equal.<br> - - </table> - - </table> - <tt><font size=+1>!</font></tt><i>function</i> Don’t. Apply the <i>function</i> (or group, if <i>function</i> is <tt><font size=+1>{</font></tt>) - only to lines <i>not</i> selected by the address(es).<br> - <tt><font size=+1>:</font></tt> <i>label</i> This command does nothing; it bears a <i>label</i> for <tt><font size=+1>b</font></tt> and <tt><font size=+1>t</font></tt> - commands to branch to.<br> - <tt><font size=+1>=</font></tt> Place the current line number on the standard output as a line.<br> - <tt><font size=+1>{</font></tt> Execute the following commands through a matching <tt><font size=+1>}</font></tt> only when - the pattern space is selected.<br> - - <table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td> - - - <table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td> - - An empty command is ignored.<br> - - </table> - - </table> - -</table> -<p><font size=+1><b>EXAMPLES </b></font><br> - -<table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td> - - <tt><font size=+1>sed 10q file<br> - </font></tt> - <table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td> - - Print the first 10 lines of the file.<br> - - </table> - <tt><font size=+1>sed '/^$/d'<br> - </font></tt> - <table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td> - - Delete empty lines from standard input.<br> - - </table> - <tt><font size=+1>sed 's/UNIX/& system/g'<br> - </font></tt> - <table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td> - - Replace every instance of <tt><font size=+1>UNIX</font></tt> by <tt><font size=+1>UNIX system</font></tt>. - <table border=0 cellpadding=0 cellspacing=0><tr height=5><td></table> - - - </table> - <tt><font size=+1>sed 's/ *$// </font></tt> drop trailing blanks<br> - <tt><font size=+1>/^$/d </font></tt> drop empty lines<br> - <tt><font size=+1>s/ */\ </font></tt> replace blanks by newlines<br> - <tt><font size=+1>/g<br> - /^$/d' chapter*<br> - </font></tt> - <table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td> - - Print the files <tt><font size=+1>chapter1</font></tt>, <tt><font size=+1>chapter2</font></tt>, etc. one word to a line. - <table border=0 cellpadding=0 cellspacing=0><tr height=5><td></table> - - - </table> - <tt><font size=+1>nroff −ms manuscript | sed '<br> - ${<br> - - <table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td> - - /^$/p - </table> - </font></tt> - <table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td> - - if last line of file is empty, print it<br> - - </table> - <tt><font size=+1>}<br> - //N </font></tt> if current line is empty, append next line<br> - <tt><font size=+1>/^\n$/D' </font></tt> if two lines are empty, delete the first<br> - - <table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td> - - Delete all but one of each group of empty lines from a formatted - manuscript.<br> - - </table> - -</table> -<p><font size=+1><b>SOURCE </b></font><br> - -<table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td> - - <tt><font size=+1>/usr/local/plan9/src/cmd/sed.c<br> - </font></tt> -</table> -<p><font size=+1><b>SEE ALSO </b></font><br> - -<table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td> - - <a href="../man1/ed.html"><i>ed</i>(1)</a>, <a href="../man1/grep.html"><i>grep</i>(1)</a>, <a href="../man1/awk.html"><i>awk</i>(1)</a>, <a href="../man1/lex.html"><i>lex</i>(1)</a>, <a href="../man1/sam.html"><i>sam</i>(1)</a>, <a href="../man7/regexp.html"><i>regexp</i>(7)</a><br> - L. E. McMahon, ‘SED -- A Non-interactive Text Editor’, Unix Research - System Programmer’s Manual, Volume 2.<br> - -</table> -<p><font size=+1><b>BUGS </b></font><br> - -<table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td> - - If input is from a pipe, buffering may consume characters beyond - a line on which a <tt><font size=+1>q</font></tt> command is executed.<br> - -</table> - -<td width=20> -<tr height=20><td> -</table> -<!-- TRAILER --> -<table border=0 cellpadding=0 cellspacing=0 width=100%> -<tr height=15><td width=10><td><td width=10> -<tr><td><td> -<center> -<a href="../../"><img src="../../dist/spaceglenda100.png" alt="Space Glenda" border=1></a> -</center> -</table> -<!-- TRAILER --> -</body></html> |