src/usr.bin/vim/memfile.c - diff

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version 1.2, 1996/09/21 06:23:07

version 1.3, 1996/10/14 03:55:15

Line 48

#endif

* Some systems have the page size in statfs, some in stat

* Some systems have the page size in statfs.f_bsize, some in stat.st_blksize

#ifdef HAVE_SYS_STATFS_H

#ifdef HAVE_ST_BLKSIZE

# include <sys/statfs.h>

# define STATFS statfs

# define F_BSIZE f_bsize

# ifdef MINT

# define fstatfs(fd, buf, len, nul) fstat((fd), (buf))

# endif

#else

# define STATFS stat

# define F_BSIZE st_blksize

# define fstatfs(fd, buf, len, nul) fstat((fd), (buf))

#else

# ifdef HAVE_SYS_STATFS_H

# include <sys/statfs.h>

# define STATFS statfs

# define F_BSIZE f_bsize

# ifdef MINT /* do we still need this? */

# define fstatfs(fd, buf, len, nul) fstat((fd), (buf))

# endif

#endif

Line 131

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MEMFILE *mfp;

int i;

off_t size;

#ifdef UNIX

#if defined(STATFS) && defined(UNIX) && !defined(__QNX__)

# define USE_FSTATFS

struct STATFS stf;

#endif

Line 168

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}

mfp->mf_page_size = MEMFILE_PAGE_SIZE;

#ifdef UNIX

#ifdef USE_FSTATFS

* Try to set the page size equal to the block size of the device.

* Speeds up I/O a lot.