📁 File Manager Pro
v10.0.3 | PHP: 8.1.34
Server: Apache
2026-06-22 08:30:21
📂
/ (Root)
/
opt
/
alt
/
ruby19
/
share
/
doc
/
ruby
/
html
/
d9
/
d89
📍 /opt/alt/ruby19/share/doc/ruby/html/d9/d89
🔄 Refresh
✏️
Editing: isinf_8c.html
Read Only
<!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> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <meta http-equiv="X-UA-Compatible" content="IE=9"/> <meta name="generator" content="Doxygen 1.8.14"/> <meta name="viewport" content="width=device-width, initial-scale=1"/> <title>Ruby: missing/isinf.c File Reference</title> <link href="../../tabs.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="../../jquery.js"></script> <script type="text/javascript" src="../../dynsections.js"></script> <link href="../../doxygen.css" rel="stylesheet" type="text/css" /> </head> <body> <div id="top"><!-- do not remove this div, it is closed by doxygen! --> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td id="projectalign" style="padding-left: 0.5em;"> <div id="projectname">Ruby  <span id="projectnumber">1.9.3p551(2014-11-13revision48407)</span> </div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by Doxygen 1.8.14 --> <script type="text/javascript" src="../../menudata.js"></script> <script type="text/javascript" src="../../menu.js"></script> <script type="text/javascript"> /* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */ $(function() { initMenu('../../',false,false,'search.php','Search'); }); /* @license-end */</script> <div id="main-nav"></div> <div id="nav-path" class="navpath"> <ul> <li class="navelem"><a class="el" href="../../dir_f3bfeebb553c3f6ecfb19202628b4493.html">missing</a></li> </ul> </div> </div><!-- top --> <div class="header"> <div class="summary"> <a href="#func-members">Functions</a> </div> <div class="headertitle"> <div class="title">isinf.c File Reference</div> </div> </div><!--header--> <div class="contents"> <div class="textblock"><code>#include "ruby/config.h"</code><br /> <code>#include <strings.h></code><br /> </div> <p><a href="../../d9/d89/isinf_8c_source.html">Go to the source code of this file.</a></p> <table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a> Functions</h2></td></tr> <tr class="memitem:a5bc81aade6dcbcbdb6984e9b1a42e836"><td class="memItemLeft" align="right" valign="top">static double </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d89/isinf_8c.html#a5bc81aade6dcbcbdb6984e9b1a42e836">zero</a> (void)</td></tr> <tr class="separator:a5bc81aade6dcbcbdb6984e9b1a42e836"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a94762b8530d28b85e67db02b97f3ee37"><td class="memItemLeft" align="right" valign="top">static double </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d89/isinf_8c.html#a94762b8530d28b85e67db02b97f3ee37">one</a> (void)</td></tr> <tr class="separator:a94762b8530d28b85e67db02b97f3ee37"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ac0a1df65d96ba51ed5a71cca0992d03f"><td class="memItemLeft" align="right" valign="top">static double </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d89/isinf_8c.html#ac0a1df65d96ba51ed5a71cca0992d03f">inf</a> (void)</td></tr> <tr class="separator:ac0a1df65d96ba51ed5a71cca0992d03f"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:af99f4df04bc3d1bec1f570fe87664c67"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d89/isinf_8c.html#af99f4df04bc3d1bec1f570fe87664c67">isinf</a> (double n)</td></tr> <tr class="separator:af99f4df04bc3d1bec1f570fe87664c67"><td class="memSeparator" colspan="2"> </td></tr> </table> <h2 class="groupheader">Function Documentation</h2> <a id="ac0a1df65d96ba51ed5a71cca0992d03f"></a> <h2 class="memtitle"><span class="permalink"><a href="#ac0a1df65d96ba51ed5a71cca0992d03f">◆ </a></span>inf()</h2> <div class="memitem"> <div class="memproto"> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname">static double inf </td> <td>(</td> <td class="paramtype">void </td> <td class="paramname"></td><td>)</td> <td></td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">static</span></span> </td> </tr> </table> </div><div class="memdoc"> <p class="definition">Definition at line <a class="el" href="../../d9/d89/isinf_8c_source.html#l00053">53</a> of file <a class="el" href="../../d9/d89/isinf_8c_source.html">isinf.c</a>.</p> <p class="reference">References <a class="el" href="../../d9/d89/isinf_8c_source.html#l00052">one()</a>, and <a class="el" href="../../d9/d89/isinf_8c_source.html#l00051">zero()</a>.</p> <p class="reference">Referenced by <a class="el" href="../../d9/dee/tkutil_8c_source.html#l01171">allocate_cbsubst_info()</a>, <a class="el" href="../../d9/dee/tkutil_8c_source.html#l01277">cbsubst_def_attr_aliases()</a>, <a class="el" href="../../d9/dee/tkutil_8c_source.html#l01470">cbsubst_get_all_subst_keys()</a>, <a class="el" href="../../d9/dee/tkutil_8c_source.html#l01349">cbsubst_get_subst_arg()</a>, <a class="el" href="../../d9/dee/tkutil_8c_source.html#l01417">cbsubst_get_subst_key()</a>, <a class="el" href="../../d9/dee/tkutil_8c_source.html#l01207">cbsubst_initialize()</a>, <a class="el" href="../../d9/dee/tkutil_8c_source.html#l01643">cbsubst_scan_args()</a>, <a class="el" href="../../d9/dee/tkutil_8c_source.html#l01296">cbsubst_sym_to_subst()</a>, <a class="el" href="../../d9/dee/tkutil_8c_source.html#l01516">cbsubst_table_setup()</a>, <a class="el" href="../../d0/d85/process_8c_source.html#l05761">Init_process()</a>, <a class="el" href="../../d5/d9d/tcltklib_8c_source.html#l08473">invoke_tcl_proc()</a>, <a class="el" href="../../d5/d9d/tcltklib_8c_source.html#l07308">ip_eval_real()</a>, <a class="el" href="../../d5/d9d/tcltklib_8c_source.html#l08547">ip_invoke_core()</a>, <a class="el" href="../../d9/d89/isinf_8c_source.html#l00056">isinf()</a>, and <a class="el" href="../../da/d8c/openssl__missing_8c_source.html#l00186">X509_CRL_add0_revoked()</a>.</p> </div> </div> <a id="af99f4df04bc3d1bec1f570fe87664c67"></a> <h2 class="memtitle"><span class="permalink"><a href="#af99f4df04bc3d1bec1f570fe87664c67">◆ </a></span>isinf()</h2> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int isinf </td> <td>(</td> <td class="paramtype">double </td> <td class="paramname"><em>n</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p class="definition">Definition at line <a class="el" href="../../d9/d89/isinf_8c_source.html#l00056">56</a> of file <a class="el" href="../../d9/d89/isinf_8c_source.html">isinf.c</a>.</p> <p class="reference">References <a class="el" href="../../d9/d89/isinf_8c_source.html#l00053">inf()</a>, and <a class="el" href="../../d5/d21/memcmp_8c_source.html#l00007">memcmp()</a>.</p> <p class="reference">Referenced by <a class="el" href="../../d7/deb/acosh_8c_source.html#l00075">atanh()</a>, <a class="el" href="../../d1/dcc/bignum_8c_source.html#l01477">big_op()</a>, <a class="el" href="../../de/d07/bigdecimal_8c_source.html#l02497">BigMath_s_exp()</a>, <a class="el" href="../../de/d07/bigdecimal_8c_source.html#l02629">BigMath_s_log()</a>, <a class="el" href="../../da/d50/vsnprintf_8c_source.html#l00537">BSD_vfprintf()</a>, <a class="el" href="../../dd/dc0/date__core_8c_source.html#l00868">c_valid_start_p()</a>, <a class="el" href="../../dd/dc0/date__core_8c_source.html#l01098">c_virtual_sg()</a>, <a class="el" href="../../d1/dcc/bignum_8c_source.html#l01283">dbl2big()</a>, <a class="el" href="../../d4/d21/finite_8c_source.html#l00006">finite()</a>, <a class="el" href="../../d6/d27/numeric_8c_source.html#l01080">flo_cmp()</a>, <a class="el" href="../../d6/d27/numeric_8c_source.html#l01404">flo_is_finite_p()</a>, <a class="el" href="../../d6/d27/numeric_8c_source.html#l01382">flo_is_infinite_p()</a>, <a class="el" href="../../d6/d27/numeric_8c_source.html#l01543">flo_round()</a>, <a class="el" href="../../d6/d27/numeric_8c_source.html#l00602">flo_to_s()</a>, <a class="el" href="../../d7/d50/rational_8c_source.html#l01804">float_denominator()</a>, <a class="el" href="../../d7/d50/rational_8c_source.html#l01786">float_numerator()</a>, <a class="el" href="../../dc/de5/random_8c_source.html#l01023">float_value()</a>, <a class="el" href="../../d6/d27/numeric_8c_source.html#l00812">flodivmod()</a>, <a class="el" href="../../d3/d52/generator_8c_source.html#l00880">generate_json_float()</a>, <a class="el" href="../../dd/dc0/date__core_8c_source.html#l01387">guess_style()</a>, <a class="el" href="../../dd/dc0/date__core_8c_source.html#l01655">m_julian_p()</a>, <a class="el" href="../../dd/dc0/date__core_8c_source.html#l01693">m_proleptic_gregorian_p()</a>, <a class="el" href="../../dd/dc0/date__core_8c_source.html#l01682">m_proleptic_julian_p()</a>, <a class="el" href="../../d6/da3/math_8c_source.html#l00057">math_atan2()</a>, <a class="el" href="../../d6/da3/math_8c_source.html#l00641">math_gamma()</a>, <a class="el" href="../../d6/da3/math_8c_source.html#l00702">math_lgamma()</a>, <a class="el" href="../../d7/d50/rational_8c_source.html#l00866">nurat_div()</a>, <a class="el" href="../../dc/de5/random_8c_source.html#l01034">rand_range()</a>, <a class="el" href="../../d1/dcc/bignum_8c_source.html#l01391">rb_big2dbl()</a>, <a class="el" href="../../d1/dcc/bignum_8c_source.html#l01431">rb_big_cmp()</a>, <a class="el" href="../../d1/dcc/bignum_8c_source.html#l01594">rb_big_eq()</a>, <a class="el" href="../../d1/dcc/bignum_8c_source.html#l03007">rb_big_fdiv()</a>, <a class="el" href="../../d9/d2d/sprintf_8c_source.html#l00439">rb_str_format()</a>, <a class="el" href="../../d6/d27/numeric_8c_source.html#l01689">ruby_float_step()</a>, <a class="el" href="../../de/df1/util_8c_source.html#l03799">ruby_hdtoa()</a>, <a class="el" href="../../dd/dc0/date__core_8c_source.html#l01086">s_virtual_sg()</a>, <a class="el" href="../../de/d07/bigdecimal_8c_source.html#l05268">VpDtoV()</a>, and <a class="el" href="../../d6/d10/marshal_8c_source.html#l00355">w_float()</a>.</p> </div> </div> <a id="a94762b8530d28b85e67db02b97f3ee37"></a> <h2 class="memtitle"><span class="permalink"><a href="#a94762b8530d28b85e67db02b97f3ee37">◆ </a></span>one()</h2> <div class="memitem"> <div class="memproto"> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname">static double one </td> <td>(</td> <td class="paramtype">void </td> <td class="paramname"></td><td>)</td> <td></td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">static</span></span> </td> </tr> </table> </div><div class="memdoc"> <p class="definition">Definition at line <a class="el" href="../../d9/d89/isinf_8c_source.html#l00052">52</a> of file <a class="el" href="../../d9/d89/isinf_8c_source.html">isinf.c</a>.</p> <p class="reference">Referenced by <a class="el" href="../../de/d07/bigdecimal_8c_source.html#l02497">BigMath_s_exp()</a>, <a class="el" href="../../de/d07/bigdecimal_8c_source.html#l02629">BigMath_s_log()</a>, <a class="el" href="../../d9/d69/enum_8c_source.html#l01061">enum_one()</a>, <a class="el" href="../../d9/d89/isinf_8c_source.html#l00053">inf()</a>, and <a class="el" href="../../d5/d11/ripper_8c_source.html#l04778">yyparse()</a>.</p> </div> </div> <a id="a5bc81aade6dcbcbdb6984e9b1a42e836"></a> <h2 class="memtitle"><span class="permalink"><a href="#a5bc81aade6dcbcbdb6984e9b1a42e836">◆ </a></span>zero()</h2> <div class="memitem"> <div class="memproto"> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname">static double zero </td> <td>(</td> <td class="paramtype">void </td> <td class="paramname"></td><td>)</td> <td></td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">static</span></span> </td> </tr> </table> </div><div class="memdoc"> <p class="definition">Definition at line <a class="el" href="../../d9/d89/isinf_8c_source.html#l00051">51</a> of file <a class="el" href="../../d9/d89/isinf_8c_source.html">isinf.c</a>.</p> <p class="reference">Referenced by <a class="el" href="../../de/d07/bigdecimal_8c_source.html#l02083">BigDecimal_power()</a>, <a class="el" href="../../de/d07/bigdecimal_8c_source.html#l02629">BigMath_s_log()</a>, <a class="el" href="../../d9/d89/isinf_8c_source.html#l00053">inf()</a>, <a class="el" href="../../d6/d27/numeric_8c_source.html#l00311">num_uminus()</a>, <a class="el" href="../../d5/df2/win32_8c_source.html#l02606">rb_w32_select_with_thread()</a>, <a class="el" href="../../dc/d92/fd__setsize_8c_source.html#l00007">test_select()</a>, <a class="el" href="../../db/d3a/tgamma_8c_source.html#l00072">tgamma()</a>, <a class="el" href="../../de/d07/bigdecimal_8c_source.html#l05053">VpCtoV()</a>, and <a class="el" href="../../d5/d11/ripper_8c_source.html#l04778">yyparse()</a>.</p> </div> </div> </div><!-- contents --> <!-- start footer part --> <hr class="footer"/><address class="footer"><small> Generated by  <a href="http://www.doxygen.org/index.html"> <img class="footer" src="../../doxygen.png" alt="doxygen"/> </a> 1.8.14 </small></address> </body> </html>
💾 Save Changes
❌ Cancel