On Tuesday 16 December 2008, Todd Zullinger wrote: >Gene Heskett wrote: >>>Got a specific problem you're trying to solve? >> >> Yes, the syntax of ~/.procmailrc >> >> I see all the examples, but there is not a real tut as to what a : >> character does when it is not the leading char on the line. Many >> other such questions are similarly unanswered in the available man >> pages. >> >> To use the above char as an example, what is the diff between >> >> :0 >> >> and >> >> :0: >> >> as the indicator for a new recipe? > >The latter uses a lockfile, which ensures that the mailbox won't be >written while the recipe is executing (at least not by procmail). > >For mboxes, you want to use a lockfile, for maildirs you don't (well, >you could use them on maildirs, but they'll just slow things down a >bit). > >These sections from procmailrc(1) may now be clearer: > > Recipes > A line starting with ’:’ marks the beginning of a recipe. It > > has the following format: > :0 [flags] [ : [locallockfile] ] > > <zero or more conditions (one per line)> > <exactly one action line> > >[...] > > Local lockfile > If you put a second (trailing) ’:’ on the first recipe line, > then procmail will use a locallockfile (for this recipe only). > You can optionally specify the locallockfile to use; if you > don’t however, procmail will use the destination filename (or > the filename following the first ’>>’) and will append > $LOCKEXT to it. Thanks Todd. I did have that grokked finally, but the above explains it far more readably than the manpage I was looking at earlier. TBT, that whole manpage series could use some tlc like the above. -- Cheers, Gene "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) Have at you! -- fedora-list mailing list fedora-list@xxxxxxxxxx To unsubscribe: https://www.redhat.com/mailman/listinfo/fedora-list Guidelines: http://fedoraproject.org/wiki/Communicate/MailingListGuidelines
