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Minor header cleanup for the new iovec code.

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Remove redundant function declaration and improve header comment in
pg_iovec.h.  Move the new declaration in fd.h next to a group of more
similar functions.
This commit is contained in:
Thomas Munro 2021-01-14 18:09:32 +13:00
parent fef5b47f6b
commit fb29ab26b3
2 changed files with 5 additions and 10 deletions
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7
src/include/port/pg_iovec.h
View File

@ -1,7 +1,7 @@
/*------------------------------------------------------------------------- /*-------------------------------------------------------------------------
* *
* pg_iovec.h * pg_iovec.h
* Header for the vectored I/O functions in src/port/p{read,write}.c. * Header for vectored I/O functions, to use in place of <sys/uio.h>.
* *
* Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California * Portions Copyright (c) 1994, Regents of the University of California
@ -51,9 +51,4 @@ extern ssize_t pg_preadv(int fd, const struct iovec *iov, int iovcnt, off_t offs
extern ssize_t pg_pwritev(int fd, const struct iovec *iov, int iovcnt, off_t offset); extern ssize_t pg_pwritev(int fd, const struct iovec *iov, int iovcnt, off_t offset);
#endif #endif
extern ssize_t pg_pwritev_with_retry(int fd,
const struct iovec *iov,
int iovcnt,
off_t offset);
#endif /* PG_IOVEC_H */ #endif /* PG_IOVEC_H */

8
src/include/storage/fd.h
View File

@ -154,6 +154,10 @@ extern int pg_fsync_no_writethrough(int fd);
extern int pg_fsync_writethrough(int fd); extern int pg_fsync_writethrough(int fd);
extern int pg_fdatasync(int fd); extern int pg_fdatasync(int fd);
extern void pg_flush_data(int fd, off_t offset, off_t amount); extern void pg_flush_data(int fd, off_t offset, off_t amount);
extern ssize_t pg_pwritev_with_retry(int fd,
const struct iovec *iov,
int iovcnt,
off_t offset);
extern int pg_truncate(const char *path, off_t length); extern int pg_truncate(const char *path, off_t length);
extern void fsync_fname(const char *fname, bool isdir); extern void fsync_fname(const char *fname, bool isdir);
extern int fsync_fname_ext(const char *fname, bool isdir, bool ignore_perm, int elevel); extern int fsync_fname_ext(const char *fname, bool isdir, bool ignore_perm, int elevel);
@ -162,10 +166,6 @@ extern int durable_unlink(const char *fname, int loglevel);
extern int durable_rename_excl(const char *oldfile, const char *newfile, int loglevel); extern int durable_rename_excl(const char *oldfile, const char *newfile, int loglevel);
extern void SyncDataDirectory(void); extern void SyncDataDirectory(void);
extern int data_sync_elevel(int elevel); extern int data_sync_elevel(int elevel);
extern ssize_t pg_pwritev_with_retry(int fd,
const struct iovec *iov,
int iovcnt,
off_t offset);
/* Filename components */ /* Filename components */
#define PG_TEMP_FILES_DIR "pgsql_tmp" #define PG_TEMP_FILES_DIR "pgsql_tmp"