* Re: Converting filenames [not found] <722c8495-60f9-4a06-9c36-2226dc942390@5g2000yqz.googlegroups.com> @ 2010-07-01 0:42 ` Pascal J. Bourguignon 2010-07-01 4:25 ` B. T. Raven 2010-12-11 7:35 ` Drew Adams 2 siblings, 0 replies; 5+ messages in thread From: Pascal J. Bourguignon @ 2010-07-01 0:42 UTC (permalink / raw To: help-gnu-emacs Nordlöw <per.nordlow@gmail.com> writes: > Is there an opposite function of expand-file-name() that converts "/ > home/per/" to "~/" if I am user per? Yes. All the functions already exist. You just have to discover their name. This function name discovering activity is called "programming". -- __Pascal Bourguignon__ http://www.informatimago.com/ ^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: Converting filenames [not found] <722c8495-60f9-4a06-9c36-2226dc942390@5g2000yqz.googlegroups.com> 2010-07-01 0:42 ` Converting filenames Pascal J. Bourguignon @ 2010-07-01 4:25 ` B. T. Raven 2010-07-01 4:31 ` B. T. Raven 2010-12-11 7:35 ` Drew Adams 2 siblings, 1 reply; 5+ messages in thread From: B. T. Raven @ 2010-07-01 4:25 UTC (permalink / raw To: help-gnu-emacs Nordlöw wrote: > Is there an opposite function of expand-file-name() that converts "/ > home/per/" to "~/" if I am user per? > > Thanks in advance, > Nordlöw I don't think that a general inverse function would be useful since "~/" is probably not a symlink or hard link but just string somehow hard coded to expand to the fully qualified home path. What would the putative abbrev-file-name do with dir/subdir/pic.jpg? The only sensible thing is just to return its argument. Something like this: (if (equal (getenv "home") "/home/per") (print "~/")) illustrates what should happen if the Emacs process belongs to per. Ed ^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: Converting filenames 2010-07-01 4:25 ` B. T. Raven @ 2010-07-01 4:31 ` B. T. Raven 2010-12-11 7:51 ` Kevin Rodgers 0 siblings, 1 reply; 5+ messages in thread From: B. T. Raven @ 2010-07-01 4:31 UTC (permalink / raw To: help-gnu-emacs B. T. Raven wrote: > Nordlöw wrote: >> Is there an opposite function of expand-file-name() that converts "/ >> home/per/" to "~/" if I am user per? >> >> Thanks in advance, >> Nordlöw > > I don't think that a general inverse function would be useful since "~/" > is probably not a symlink or hard link but just string somehow hard > coded to expand to the fully qualified home path. What would the > putative abbrev-file-name do with dir/subdir/pic.jpg? The only sensible > thing is just to return its argument. > > Something like this: > > (if (equal (getenv "home") "/home/per") (print "~/")) > > illustrates what should happen if the Emacs process belongs to per. > > Ed Oops, abbreviate-file-name actually exists but returns only "~". You could wrap it in something that concats the "/" Ed ^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: Converting filenames 2010-07-01 4:31 ` B. T. Raven @ 2010-12-11 7:51 ` Kevin Rodgers 0 siblings, 0 replies; 5+ messages in thread From: Kevin Rodgers @ 2010-12-11 7:51 UTC (permalink / raw To: help-gnu-emacs On 6/30/10 10:31 PM, B. T. Raven wrote: > Oops, abbreviate-file-name actually exists but returns only "~". You > could wrap it in something that concats the "/" file-name-as-directory -- Kevin Rodgers Denver, Colorado, USA ^ permalink raw reply [flat|nested] 5+ messages in thread
* RE: Converting filenames [not found] <722c8495-60f9-4a06-9c36-2226dc942390@5g2000yqz.googlegroups.com> 2010-07-01 0:42 ` Converting filenames Pascal J. Bourguignon 2010-07-01 4:25 ` B. T. Raven @ 2010-12-11 7:35 ` Drew Adams 2 siblings, 0 replies; 5+ messages in thread From: Drew Adams @ 2010-12-11 7:35 UTC (permalink / raw To: 'Nordlöw', help-gnu-emacs > Is there an opposite function of expand-file-name() that converts "/ > home/per/" to "~/" if I am user per? `abbreviate-file-name'. Except if your home dir is a root dir. ^ permalink raw reply [flat|nested] 5+ messages in thread
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[not found] <722c8495-60f9-4a06-9c36-2226dc942390@5g2000yqz.googlegroups.com>
2010-07-01 0:42 ` Converting filenames Pascal J. Bourguignon
2010-07-01 4:25 ` B. T. Raven
2010-07-01 4:31 ` B. T. Raven
2010-12-11 7:51 ` Kevin Rodgers
2010-12-11 7:35 ` Drew Adams
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