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add fallocate (nonstandardized) function

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this is equivalent to posix_fallocate except that it has an extra
mode/flags argument to control its behavior, and stores the error in
errno rather than returning an error code.
This commit is contained in:
Rich Felker
2012-09-08 00:33:04 -04:00
parent 5271ff46b9
commit adb88e773b
2 changed files with 12 additions and 0 deletions
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3
include/fcntl.h
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@ -116,10 +116,13 @@ struct f_owner_ex {
int type;
pid_t pid;
};
#define FALLOC_FL_KEEP_SIZE 1
#define FALLOC_FL_PUNCH_HOLE 2
#define SPLICE_F_MOVE 1
#define SPLICE_F_NONBLOCK 2
#define SPLICE_F_MORE 4
#define SPLICE_F_GIFT 8
int fallocate(int, int, off_t, off_t);
ssize_t vmsplice(int, const struct iovec *, size_t, unsigned);
ssize_t splice(int, off_t *, int, off_t *, size_t, unsigned);
#define loff_t off_t