On 10/15/2013 06:57 AM, Martin Brugnara wrote: > It seams that "cd [/]{1,}" should take you to the root node. (as showed up > by 'ls') > > But when we try with two "/" something goes wrong: > ls works as to be in the root node, > pwd report "//" as path instead of "/" > the bash line report "//" as path too
Not a bug. POSIX requires that "//" be implementation-defined, and permits implementations where it is a different directory than "/". At least Cygwin behaves this way, using "//" as the root of the "//system/share" path notation for accessing other computers on the same network. While Linux happens to have an implementation definition that "//" and "/" are identical, bash has chosen that it is easier to always handle "//" specially than to try to determine whether a particular system treats it as distinct or normalizes it. -- Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org
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