{"id":1322,"date":"2013-05-19T13:25:43","date_gmt":"2013-05-19T11:25:43","guid":{"rendered":"http:\/\/guimi.net\/blogs\/hiparco\/?p=1322"},"modified":"2013-05-20T13:27:53","modified_gmt":"2013-05-20T11:27:53","slug":"truncar-el-pwd","status":"publish","type":"post","link":"http:\/\/guimi.net\/blogs\/hiparco\/truncar-el-pwd\/","title":{"rendered":"Truncar el pwd"},"content":{"rendered":"<p>Truncar el pwd que aparece en PS1.<br \/>\n<strong>Solo recomendable en usuarios, no en root.<\/strong><br \/>\nEsto nos permite ver algo as&iacute;:<\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\"> :.+cion\/Prueba_de_d$ pwd<\/pre>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\n\/home\/guimi\/direccion\/Prueba_de_d\r\n<\/pre>\n<p>Para ello editamos el archivo del usuario ~\/.bashrc:<\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\"> vi ~\/.bashrc<\/pre>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\n# Funcion para truncar el pwd extraida de Debian-Administration.org\r\n#+ &lt;a href=&quot;http:\/\/www.debian-administration.org\/articles\/548&quot; class=&quot;externo&quot;&gt;http:\/\/www.debian-administration.org\/articles\/548&lt;\/a&gt;\r\n#+ posted by mikhailian\r\nfunction truncate_pwd\r\n{\r\n if &#x5B; $HOME == $PWD ]\r\n then\r\n   newPWD=&quot;~&quot;\r\n elif &#x5B; $HOME ==  ${PWD:0:${#HOME}} ]\r\n then\r\n   newPWD=&quot;~${PWD:${#HOME}}&quot;\r\n else\r\n   newPWD=$PWD\r\n fi\r\n\r\n  local pwdmaxlen=15\r\n  if &#x5B; ${#newPWD} -gt $pwdmaxlen ]\r\n  then\r\n    local pwdoffset=$(( ${#newPWD} - $pwdmaxlen  ))\r\n    newPWD=&quot;.+${newPWD:$pwdoffset:$pwdmaxlen}&quot;\r\n  fi\r\n}\r\n\r\nPROMPT_COMMAND=truncate_pwd\r\nPS1=&quot;${ttyname}@\\&#x5B;${HOST_COLOUR}\\]\\h\\&#x5B;${RESET_COLOR}\\]:\\${newPWD}\\\\$ &quot;\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Truncar el pwd que aparece en PS1. Solo recomendable en usuarios, no en root. Esto nos permite ver algo as&iacute;: :.+cion\/Prueba_de_d$ pwd \/home\/guimi\/direccion\/Prueba_de_d Para ello editamos el archivo del usuario ~\/.bashrc: vi ~\/.bashrc # Funcion para truncar el pwd extraida de Debian-Administration.org #+ &lt;a href=&quot;http:\/\/www.debian-administration.org\/articles\/548&quot; class=&quot;externo&quot;&gt;http:\/\/www.debian-administration.org\/articles\/548&lt;\/a&gt; #+ posted by mikhailian function truncate_pwd { if &#x5B; [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4,22],"tags":[],"class_list":["post-1322","post","type-post","status-publish","format-standard","hentry","category-gnulinux","category-prompt"],"_links":{"self":[{"href":"http:\/\/guimi.net\/blogs\/hiparco\/wp-json\/wp\/v2\/posts\/1322","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/guimi.net\/blogs\/hiparco\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/guimi.net\/blogs\/hiparco\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/guimi.net\/blogs\/hiparco\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/guimi.net\/blogs\/hiparco\/wp-json\/wp\/v2\/comments?post=1322"}],"version-history":[{"count":3,"href":"http:\/\/guimi.net\/blogs\/hiparco\/wp-json\/wp\/v2\/posts\/1322\/revisions"}],"predecessor-version":[{"id":1325,"href":"http:\/\/guimi.net\/blogs\/hiparco\/wp-json\/wp\/v2\/posts\/1322\/revisions\/1325"}],"wp:attachment":[{"href":"http:\/\/guimi.net\/blogs\/hiparco\/wp-json\/wp\/v2\/media?parent=1322"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/guimi.net\/blogs\/hiparco\/wp-json\/wp\/v2\/categories?post=1322"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/guimi.net\/blogs\/hiparco\/wp-json\/wp\/v2\/tags?post=1322"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}