<div dir="ltr">Hi Youssef,<div><br></div><div>Rcpp has sugar for the R random number generators. This is nice if you want to let your users set the random seed in R code outside of the package for reproducibility: <a href="http://gallery.rcpp.org/articles/random-number-generation/">http://gallery.rcpp.org/articles/random-number-generation/</a></div><div><br></div><div>Alternatively, if you enable C++11, there are some random number generators in std: <a href="https://www.guyrutenberg.com/2014/05/03/c-mt19937-example/">https://www.guyrutenberg.com/2014/05/03/c-mt19937-example/</a></div><div><br>Best,</div><div>--<br></div><div class="gmail_extra"><div><div class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div>Hao Ye</div></div></div></div>
<br><div class="gmail_quote">On Wed, Feb 7, 2018 at 10:20 AM, Hmamouche Youssef <span dir="ltr"><<a href="mailto:hmamoucheyussef@gmail.com" target="_blank">hmamoucheyussef@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><font face="arial, helvetica, sans-serif">Hi,</font><div><font face="arial, helvetica, sans-serif"><br></font></div><div><font face="arial, helvetica, sans-serif">I get a note from R CMD check for an Rcpp package: </font></div><div><font face="arial, helvetica, sans-serif"><span style="font-variant-ligatures:no-common-ligatures;color:rgb(0,0,0)"><br></span></font></div><div><font face="arial, helvetica, sans-serif"><span style="font-variant-ligatures:no-common-ligatures;color:rgb(0,0,0)">  </span></font><span style="font-variant-ligatures:no-common-ligatures;color:rgb(0,0,0);font-family:Menlo;font-size:11px">Found ‘_srand’, possibly from ‘srand’</span></div><div><font face="arial, helvetica, sans-serif"><span style="font-variant-ligatures:no-common-ligatures;color:rgb(0,0,0)">




<span></span>





<p class="m_6840766554149276738gmail-p1" style="margin:0px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0);background-color:rgb(255,255,255)"><span class="m_6840766554149276738gmail-s1" style="font-variant-ligatures:no-common-ligatures"><span class="m_6840766554149276738gmail-Apple-converted-space"> </span>Found no calls to: ‘R_registerRoutines’, ‘R_useDynamicSymbols’</span></p>


<br></span></font></div><div><br></div><div><span style="color:rgb(0,0,0)"><font face="arial, helvetica, sans-serif">Is there some an  equivalent <span style="color:rgb(0,0,0);font-family:arial,helvetica,sans-serif;font-size:small;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">function for srand from Rcpp</span></font></span><span style="color:rgb(0,0,0);font-family:arial,helvetica,sans-serif">, which i can use it inside c++ code</span><span style="color:rgb(0,0,0)"><font face="arial, helvetica, sans-serif">?</font></span></div><div><span style="color:rgb(0,0,0)"><font face="arial, helvetica, sans-serif"><br></font></span></div><div><span style="color:rgb(0,0,0)"><font face="arial, helvetica, sans-serif">Best regards,</font></span></div><div><span style="color:rgb(0,0,0)"><font face="arial, helvetica, sans-serif">Youssef</font></span></div></div>
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