diff options
author | John Denker <jsd@av8n.com> | 2012-06-01 18:58:45 -0700 |
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committer | John Denker <jsd@av8n.com> | 2012-06-01 18:58:45 -0700 |
commit | b732a73bc773789894466b0e5320b2f1fe42c7e9 (patch) | |
tree | 385358983f064a1f10a5080b33a3ba13010886db /lock_exnb.c | |
parent | 634d365a03cb0581a062cd3cf4db9ae69f1cde26 (diff) |
original, as downloaded from http://www.qmail.org/netqmail-1.06.tar.gz
Diffstat (limited to 'lock_exnb.c')
-rw-r--r-- | lock_exnb.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/lock_exnb.c b/lock_exnb.c new file mode 100644 index 0000000..5d2a14a --- /dev/null +++ b/lock_exnb.c @@ -0,0 +1,11 @@ +#include <sys/types.h> +#include <sys/file.h> +#include <fcntl.h> +#include "hasflock.h" +#include "lock.h" + +#ifdef HASFLOCK +int lock_exnb(fd) int fd; { return flock(fd,LOCK_EX | LOCK_NB); } +#else +int lock_exnb(fd) int fd; { return lockf(fd,2,0); } +#endif |