http://blog.roxing.net/ weblog roxing.net - astuces spip, php, bash, linux & more fr SPIP - www.spip.net https://blog.roxing.net/local/cache-vignettes/L144xH37/siteon0-6ddb5.png?1727125340 http://blog.roxing.net/ 37 144 https://blog.roxing.net/bash-minuterie-et-chronometre https://blog.roxing.net/bash-minuterie-et-chronometre 2016-04-27T14:10:36Z text/html fr placido bash astuce bash_aliases <p>Voici 2 fonctions à rajouter à son .bash_aliases <br class='autobr' /> function countdown() date1=$((<code class='spip_code spip_code_inline' dir='ltr'>date +%s</code> + $1)) ; while [ "$date1" -ge <code class='spip_code spip_code_inline' dir='ltr'>date +%s</code> ] ; do echo -ne "$(date -u —date @$(($date1 - <code class='spip_code spip_code_inline' dir='ltr'>date +%s</code>)) (…)</p> - <a href="https://blog.roxing.net/signets" rel="directory">signets</a> / <a href="https://blog.roxing.net/bash" rel="tag">bash</a>, <a href="https://blog.roxing.net/astuce" rel="tag">astuce</a>, <a href="https://blog.roxing.net/bash_aliases" rel="tag">bash_aliases</a> <div class='rss_texte'><p>Voici 2 fonctions à rajouter à son <em>.bash_aliases</em></p> <textarea readonly='readonly' cols='40' rows='23' class='spip_cadre spip_cadre_block' dir='ltr'>function countdown(){ date1=$((<code class='spip_code spip_code_inline' dir='ltr'>date +%s</code> + $1)); while [ "$date1" -ge <code class='spip_code spip_code_inline' dir='ltr'>date +%s</code> ]; do echo -ne "$(date -u --date @$(($date1 - <code class='spip_code spip_code_inline' dir='ltr'>date +%s</code>)) +%H:%M:%S)\r"; sleep 0.1 done } function stopwatch(){ date1=<code class='spip_code spip_code_inline' dir='ltr'>date +%s</code>; while true; do echo -ne "$(date -u --date @$((<code class='spip_code spip_code_inline' dir='ltr'>date +%s</code> - $date1)) +%H:%M:%S)\r"; sleep 0.1 done }</textarea><h2 class="spip">Minuterie (countdown)</h2> <p>Une version remaniée de <i>sleep</i> qui affiche les secondes restantes. Vous voulez un réveil à la suite d'une micro sieste de 20 minutes ?!</p> <textarea readonly='readonly' cols='40' rows='2' class='spip_cadre spip_cadre_block' dir='ltr'>countdown 60*20 && mplayer ~/music/La_chevauchée_des_Valkyries.mp3</textarea><h2 class="spip">Chronomètre (stopwatch)</h2> <p>A vos marques. Prêt ? feu !</p> <textarea readonly='readonly' cols='40' rows='2' class='spip_cadre spip_cadre_block' dir='ltr'>stopwatch</textarea> <p><kbd>ctrl</kbd> + <kbd>c</kbd> pour remettre à zéro.</p></div>