diff options
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 |