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path: root/lib/libutil/flopen.c
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* Revert (once again, and hopefully for the last time) to flock(2) locks.Dag-Erling Smørgrav2009-06-061-8/+5
| | | | | | | | | The problem with fcntl(2) locks is that they are not inherited by child processes. This breaks pidfile(3), where the common idiom is to open and lock the PID file before daemonizing. Notes: svn path=/head/; revision=193591
* Diff reduction against Varnish, including one important fix: use a sharedDag-Erling Smørgrav2008-10-201-12/+12
| | | | | | | lock if the file is opened with O_RDONLY. Notes: svn path=/head/; revision=184094
* Reimplement flopen(3) using fcntl(2) locks instead of flock(2) locks.Dag-Erling Smørgrav2008-10-201-5/+7
| | | | Notes: svn path=/head/; revision=184093
* Back out previous commit until I figure out why my regression test fails.Dag-Erling Smørgrav2007-08-031-7/+4
| | | | | | | Approved by: re (kensmith) Notes: svn path=/head/; revision=171706
* Use fcntl(2)-style locks instead of less-portable flock(2)-style locks.Dag-Erling Smørgrav2007-08-031-4/+7
| | | | | | | Approved by: re (kensmith) Notes: svn path=/head/; revision=171705
* Nit: avoid shadowing truncate(2) with a local variable.Dag-Erling Smørgrav2007-05-231-3/+3
| | | | Notes: svn path=/head/; revision=169899
* Fix stupid braino in previous commit.Dag-Erling Smørgrav2007-05-231-1/+1
| | | | Notes: svn path=/head/; revision=169897
* If (flags & O_TRUNC), don't truncate the file until we've successfullyDag-Erling Smørgrav2007-05-231-1/+11
| | | | | | | | | locked it. MFC after: 3 weeks Notes: svn path=/head/; revision=169894
* Well gag me with a spoon... I'm so used to working at high WARNS levelsDag-Erling Smørgrav2007-05-101-0/+4
| | | | | | | that I make stupid fundamental mistakes like this when I don't. Notes: svn path=/head/; revision=169450
* Remove superfluous unexpanded RCS tag.Dag-Erling Smørgrav2007-05-101-2/+0
| | | | Notes: svn path=/head/; revision=169449
* DTRT when O_NONBLOCK is specified.Dag-Erling Smørgrav2007-05-101-4/+7
| | | | | | | MFC after: 3 weeks Notes: svn path=/head/; revision=169447
* I'm tired of seeing this done incorrectly and non-portably, so add aDag-Erling Smørgrav2007-05-101-0/+91
flopen(3) function which reliably opens and locks a file. MFC after: 3 weeks Notes: svn path=/head/; revision=169446