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| author | Jérémy Zurcher <jeremy@asynk.ch> | 2009-02-28 21:19:37 +0100 |
|---|---|---|
| committer | Jérémy Zurcher <jeremy@asynk.ch> | 2009-02-28 21:19:37 +0100 |
| commit | 0a8b6ea5dc6a9d56638b985dd67b0c45f167e381 (patch) | |
| tree | 1932cb877c3e623f9a300c37971bb4e073670aea /doc/mmap.html | |
| parent | 50bb456cf469f73d3a32474dc07bd58c0c64dba1 (diff) | |
| download | mmap-ruby-master.zip mmap-ruby-master.tar.gz | |
Diffstat (limited to 'doc/mmap.html')
| -rw-r--r-- | doc/mmap.html | 272 |
1 files changed, 272 insertions, 0 deletions
diff --git a/doc/mmap.html b/doc/mmap.html new file mode 100644 index 0000000..2d78ddc --- /dev/null +++ b/doc/mmap.html @@ -0,0 +1,272 @@ +<?xml version="1.0" ?> +<!DOCTYPE html + PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" + "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html xmlns="http://www.w3.org/1999/xhtml"> +<head> +<title>Untitled</title> +</head> +<body> +<h1><a name="label-0" id="label-0">Mmap</a></h1><!-- RDLabel: "Mmap" --> +<p><a href="ftp://moulon.inra.fr/pub/ruby/">Download</a></p> +<p>The Mmap class implement memory-mapped file objects</p> +<h3><a name="label-1" id="label-1">WARNING</a></h3><!-- RDLabel: "WARNING" --> +<h3><a name="label-2" id="label-2">The variables $' and $` are not available with gsub! and sub!</a></h3><!-- RDLabel: "The variables $' and $` are not available with gsub! and sub!" --> +<h2><a name="label-3" id="label-3">SuperClass</a></h2><!-- RDLabel: "SuperClass" --> +<p>Object</p> +<h2><a name="label-4" id="label-4">Included Modules</a></h2><!-- RDLabel: "Included Modules" --> +<ul> +<li>Comparable</li> +<li>Enumerable</li> +</ul> +<h2><a name="label-5" id="label-5">Class Methods</a></h2><!-- RDLabel: "Class Methods" --> +<dl> +<dt><a name="label-6" id="label-6"><code>lockall(<var>flag</var>)</code></a></dt><!-- RDLabel: "lockall" --> +<dd> +disable paging of all pages mapped. <var>flag</var> can be +<var>Mmap::MCL_CURRENT</var> or <var>Mmap::MCL_FUTURE</var></dd> +<dt><a name="label-7" id="label-7"><code>new(<var>file</var>, <var>mode</var> = "<var>r</var>", <var>protection</var> = <var>Mmap</var>::<var>MAP_SHARED</var>, <var>options</var> = {})</code></a></dt><!-- RDLabel: "new" --> +<dt><a name="label-8" id="label-8"><code>new(<var>nil</var>, <var>length</var>, <var>protection</var> = <var>Mmap</var>::<var>MAP_SHARED</var>, <var>options</var> = {})</code></a></dt><!-- RDLabel: "new" --> +<dd> +create a new Mmap object +<dl> +<dt><a name="label-9" id="label-9"><var>file</var></a></dt><!-- RDLabel: "file" --> +<dd> +Pathname of the file, if <var>nil</var> is given an anonymous map +is created <var>Mmanp::MAP_ANON</var> +</dd> +<dt><a name="label-10" id="label-10"><var>mode</var></a></dt><!-- RDLabel: "mode" --> +<dd> +Mode to open the file, it can be "r", "w", "rw", "a" +</dd> +<dt><a name="label-11" id="label-11"><var>protection</var></a></dt><!-- RDLabel: "protection" --> +<dd> +specify the nature of the mapping +<dl> +<dt><a name="label-12" id="label-12"><var>Mmap::MAP_SHARED</var></a></dt><!-- RDLabel: "Mmap::MAP_SHARED" --> +<dd> +Creates a mapping that's shared with all other processes +mapping the same areas of the file. +The default value is <var>Mmap::MAP_SHARED</var> +</dd> +<dt><a name="label-13" id="label-13"><var>Mmap::MAP_PRIVATE</var></a></dt><!-- RDLabel: "Mmap::MAP_PRIVATE" --> +<dd> +Creates a private copy-on-write mapping, so changes to the +contents of the mmap object will be private to this process +</dd> +</dl> +</dd> +<dt><a name="label-14" id="label-14"><var>options</var></a></dt><!-- RDLabel: "options" --> +<dd> +Hash. If one of the options <var>length</var> or <var>offset</var> +is specified it will not possible to modify the size of +the mapped file. +<dl> +<dt><a name="label-15" id="label-15"><var>length</var></a></dt><!-- RDLabel: "length" --> +<dd> +Maps <var>length</var> bytes from the file +</dd> +<dt><a name="label-16" id="label-16"><var>offset</var></a></dt><!-- RDLabel: "offset" --> +<dd> +The mapping begin at <var>offset</var> +</dd> +<dt><a name="label-17" id="label-17"><var>advice</var></a></dt><!-- RDLabel: "advice" --> +<dd> +The type of the access (see #madvise) +</dd> +</dl> +</dd> +</dl></dd> +<dt><a name="label-18" id="label-18"><code>unlockall</code></a></dt><!-- RDLabel: "unlockall" --> +<dd> +reenable paging</dd> +</dl> +<h2><a name="label-19" id="label-19">Methods</a></h2><!-- RDLabel: "Methods" --> +<dl> +<dt><a name="label-20" id="label-20"><code>extend(<var>count</var>)</code></a></dt><!-- RDLabel: "extend" --> +<dd> +add <var>count</var> bytes to the file (i.e. pre-extend the file) </dd> +<dt><a name="label-21" id="label-21"><code>madvise(<var>advice</var>)</code></a></dt><!-- RDLabel: "madvise" --> +<dd> +<var>advice</var> can have the value <var>Mmap::MADV_NORMAL</var>, +<var>Mmap::MADV_RANDOM</var>, <var>Mmap::MADV_SEQUENTIAL</var>, +<var>Mmap::MADV_WILLNEED</var>, <var>Mmap::MADV_DONTNEED</var></dd> +<dt><a name="label-22" id="label-22"><code>mprotect(<var>mode</var>)</code></a></dt><!-- RDLabel: "mprotect" --> +<dd> +change the mode, value must be "r", "w" or "rw"</dd> +<dt><a name="label-23" id="label-23"><code>mlock</code></a></dt><!-- RDLabel: "mlock" --> +<dd> +disable paging</dd> +<dt><a name="label-24" id="label-24"><code>msync</code></a></dt><!-- RDLabel: "msync" --> +<dt><a name="label-25" id="label-25"><code>flush</code></a></dt><!-- RDLabel: "flush" --> +<dd> +flush the file</dd> +<dt><a name="label-26" id="label-26"><code>munlock</code></a></dt><!-- RDLabel: "munlock" --> +<dd> +reenable paging</dd> +<dt><a name="label-27" id="label-27"><code>munmap</code></a></dt><!-- RDLabel: "munmap" --> +<dd> +terminate the association</dd> +</dl> +<h3><a name="label-28" id="label-28">Other methods with the same syntax than for the class String</a></h3><!-- RDLabel: "Other methods with the same syntax than for the class String" --> +<dl> +<dt><a name="label-29" id="label-29"><code><var>self</var> == <var>other</var></code></a></dt><!-- RDLabel: "self == other" --> +<dd> +comparison</dd> +<dt><a name="label-30" id="label-30"><code><var>self</var> > <var>other</var></code></a></dt><!-- RDLabel: "self > other" --> +<dd> +comparison</dd> +<dt><a name="label-31" id="label-31"><code><var>self</var> >= <var>other</var></code></a></dt><!-- RDLabel: "self >= other" --> +<dd> +comparison</dd> +<dt><a name="label-32" id="label-32"><code><var>self</var> < <var>other</var></code></a></dt><!-- RDLabel: "self < other" --> +<dd> +comparison</dd> +<dt><a name="label-33" id="label-33"><code><var>self</var> <= <var>other</var></code></a></dt><!-- RDLabel: "self <= other" --> +<dd> +comparison</dd> +<dt><a name="label-34" id="label-34"><code><var>self</var> === <var>other</var></code></a></dt><!-- RDLabel: "self === other" --> +<dd> +used for <var>case</var> comparison</dd> +<dt><a name="label-35" id="label-35"><code><var>self</var> << <var>other</var></code></a></dt><!-- RDLabel: "self << other" --> +<dd> +append <var>other</var> to <var>self</var></dd> +<dt><a name="label-36" id="label-36"><code><var>self</var> =~ <var>other</var></code></a></dt><!-- RDLabel: "self =~ other" --> +<dd> +return an index of the match </dd> +<dt><a name="label-37" id="label-37"><code>self[nth]</code></a></dt><!-- RDLabel: "self[nth]" --> +<dd> +retrieve the <var>nth</var> character</dd> +<dt><a name="label-38" id="label-38"><code>self[start..last]</code></a></dt><!-- RDLabel: "self[start..last]" --> +<dd> +return a substring from <var>start</var> to <var>last</var></dd> +<dt><a name="label-39" id="label-39"><code>self[start, <var>length</var>]</code></a></dt><!-- RDLabel: "self[start, length]" --> +<dd> +return a substring of <var>lenght</var> characters from <var>start</var> </dd> +<dt><a name="label-40" id="label-40"><code>self[nth] = <var>val</var></code></a></dt><!-- RDLabel: "self[nth] = val" --> +<dd> +change the <var>nth</var> character with <var>val</var></dd> +<dt><a name="label-41" id="label-41"><code>self[start..last] = <var>val</var></code></a></dt><!-- RDLabel: "self[start..last] = val" --> +<dd> +change substring from <var>start</var> to <var>last</var> with <var>val</var></dd> +<dt><a name="label-42" id="label-42"><code>self[start, <var>len</var>] = <var>val</var></code></a></dt><!-- RDLabel: "self[start, len] = val" --> +<dd> +replace <var>length</var> characters from <var>start</var> with <var>val</var>.</dd> +<dt><a name="label-43" id="label-43"><code><var>self</var> <=> <var>other</var></code></a></dt><!-- RDLabel: "self <=> other" --> +<dd> +comparison : return -1, 0, 1</dd> +<dt><a name="label-44" id="label-44"><code>casecmp(<var>other</var>) >= <var>1</var>.<var>7</var>.<var>1</var></code></a></dt><!-- RDLabel: "casecmp" --> +<dt><a name="label-45" id="label-45"><code>concat(<var>other</var>)</code></a></dt><!-- RDLabel: "concat" --> +<dd> +append the contents of <var>other</var></dd> +<dt><a name="label-46" id="label-46"><code>capitalize!</code></a></dt><!-- RDLabel: "capitalize!" --> +<dd> +change the first character to uppercase letter</dd> +<dt><a name="label-47" id="label-47"><code>chop!</code></a></dt><!-- RDLabel: "chop!" --> +<dd> +chop off the last character</dd> +<dt><a name="label-48" id="label-48"><code>chomp!([<var>rs</var>])</code></a></dt><!-- RDLabel: "chomp!" --> +<dd> +chop off the line ending character, specified by <var>rs</var></dd> +<dt><a name="label-49" id="label-49"><code>count(<var>o1</var> [, <var>o2</var>, ...])</code></a></dt><!-- RDLabel: "count" --> +<dd> +each parameter defines a set of character to count</dd> +<dt><a name="label-50" id="label-50"><code>crypt(<var>salt</var>)</code></a></dt><!-- RDLabel: "crypt" --> +<dd> +crypt with <var>salt</var> </dd> +<dt><a name="label-51" id="label-51"><code>delete!(<var>str</var>)</code></a></dt><!-- RDLabel: "delete!" --> +<dd> +delete every characters included in <var>str</var></dd> +<dt><a name="label-52" id="label-52"><code>downcase!</code></a></dt><!-- RDLabel: "downcase!" --> +<dd> +change all uppercase character to lowercase character</dd> +<dt><a name="label-53" id="label-53"><code>each_byte {|<var>char</var>|...}</code></a></dt><!-- RDLabel: "each_byte" --> +<dd> +iterate on each byte</dd> +<dt><a name="label-54" id="label-54"><code>each([<var>rs</var>]) {|<var>line</var>|...}</code></a></dt><!-- RDLabel: "each" --> +<dt><a name="label-55" id="label-55"><code>each_line([<var>rs</var>]) {|<var>line</var>|...}</code></a></dt><!-- RDLabel: "each_line" --> +<dd> +iterate on each line</dd> +<dt><a name="label-56" id="label-56"><code>empty?</code></a></dt><!-- RDLabel: "empty?" --> +<dd> +return <var>true</var> if the file is empty</dd> +<dt><a name="label-57" id="label-57"><code>freeze</code></a></dt><!-- RDLabel: "freeze" --> +<dd> +freeze the current file </dd> +<dt><a name="label-58" id="label-58"><code>frozen</code></a></dt><!-- RDLabel: "frozen" --> +<dd> +return <var>true</var> if the file is frozen</dd> +<dt><a name="label-59" id="label-59"><code>gsub!(<var>pattern</var>, <var>replace</var>)</code></a></dt><!-- RDLabel: "gsub!" --> +<dd> +global substitution</dd> +<dt><a name="label-60" id="label-60"><code>gsub!(<var>pattern</var>) {|<var>str</var>|...}</code></a></dt><!-- RDLabel: "gsub!" --> +<dd> +global substitution</dd> +<dt><a name="label-61" id="label-61"><code>include?(<var>other</var>)</code></a></dt><!-- RDLabel: "include?" --> +<dd> +return <var>true</var> if <var>other</var> is found</dd> +<dt><a name="label-62" id="label-62"><code>index(<var>substr</var>[, <var>pos</var>])</code></a></dt><!-- RDLabel: "index" --> +<dd> +return the index of <var>substr</var> </dd> +<dt><a name="label-63" id="label-63"><code>insert(<var>index</var>, <var>str</var>) >= <var>1</var>.<var>7</var>.<var>1</var></code></a></dt><!-- RDLabel: "insert" --> +<dd> +insert <var>str</var> at <var>index</var></dd> +<dt><a name="label-64" id="label-64"><code>length</code></a></dt><!-- RDLabel: "length" --> +<dd> +return the size of the file</dd> +<dt><a name="label-65" id="label-65"><code>reverse!</code></a></dt><!-- RDLabel: "reverse!" --> +<dd> +reverse the content of the file </dd> +<dt><a name="label-66" id="label-66"><code>rindex(<var>substr</var>[, <var>pos</var>])</code></a></dt><!-- RDLabel: "rindex" --> +<dd> +return the index of the last occurrence of <var>substr</var></dd> +<dt><a name="label-67" id="label-67"><code>scan(<var>pattern</var>)</code></a></dt><!-- RDLabel: "scan" --> +<dd> +return an array of all occurence matched by <var>pattern</var> </dd> +<dt><a name="label-68" id="label-68"><code>scan(<var>pattern</var>) {|<var>str</var>| ...}</code></a></dt><!-- RDLabel: "scan" --> +<dd> +iterate through the file, matching the <var>pattern</var></dd> +<dt><a name="label-69" id="label-69"><code>size</code></a></dt><!-- RDLabel: "size" --> +<dd> +return the size of the file</dd> +<dt><a name="label-70" id="label-70"><code>slice</code></a></dt><!-- RDLabel: "slice" --> +<dd> +same than <var>[]</var></dd> +<dt><a name="label-71" id="label-71"><code>slice!</code></a></dt><!-- RDLabel: "slice!" --> +<dd> +delete the specified portion of the file</dd> +<dt><a name="label-72" id="label-72"><code>split([<var>sep</var>[, <var>limit</var>]])</code></a></dt><!-- RDLabel: "split" --> +<dd> +splits into a list of strings and return this array</dd> +<dt><a name="label-73" id="label-73"><code>squeeze!([<var>str</var>])</code></a></dt><!-- RDLabel: "squeeze!" --> +<dd> +squeezes sequences of the same characters which is included in <var>str</var></dd> +<dt><a name="label-74" id="label-74"><code>strip!</code></a></dt><!-- RDLabel: "strip!" --> +<dd> +removes leading and trailing whitespace</dd> +<dt><a name="label-75" id="label-75"><code>sub!(<var>pattern</var>, <var>replace</var>)</code></a></dt><!-- RDLabel: "sub!" --> +<dd> +substitution </dd> +<dt><a name="label-76" id="label-76"><code>sub!(<var>pattern</var>) {|<var>str</var>| ...}</code></a></dt><!-- RDLabel: "sub!" --> +<dd> +substitution</dd> +<dt><a name="label-77" id="label-77"><code>sum([<var>bits</var>])</code></a></dt><!-- RDLabel: "sum" --> +<dd> +return a checksum</dd> +<dt><a name="label-78" id="label-78"><code>swapcase!</code></a></dt><!-- RDLabel: "swapcase!" --> +<dd> +replaces all lowercase characters to uppercase characters, and vice-versa</dd> +<dt><a name="label-79" id="label-79"><code>tr!(<var>search</var>, <var>replace</var>)</code></a></dt><!-- RDLabel: "tr!" --> +<dd> +translate the character from <var>search</var> to <var>replace</var> </dd> +<dt><a name="label-80" id="label-80"><code>tr_s!(<var>search</var>, <var>replace</var>)</code></a></dt><!-- RDLabel: "tr_s!" --> +<dd> +translate the character from <var>search</var> to <var>replace</var>, then +squeeze sequence of the same characters </dd> +<dt><a name="label-81" id="label-81"><code>upcase!</code></a></dt><!-- RDLabel: "upcase!" --> +<dd> +replaces all lowercase characters to downcase characters</dd> +</dl> + +</body> +</html> |