SQLite

Check-in [38fb54e785]
Login

Many hyperlinks are disabled.
Use anonymous login to enable hyperlinks.

Overview
Comment:Further fixes to the pread()/pwrite() enabling logic.
Downloads: Tarball | ZIP archive
Timelines: family | ancestors | descendants | both | pread
Files: files | file ages | folders
SHA1: 38fb54e7854ac0500a88585ff9dd7487b4b2e586
User & Date: drh 2016-03-04 03:14:39.390
Context
2016-03-04
03:20
Detect the presence of pread()/pwrite() system calls on unix systems and use them if available. (check-in: 82cbf5ad2e user: drh tags: trunk)
03:14
Further fixes to the pread()/pwrite() enabling logic. (Closed-Leaf check-in: 38fb54e785 user: drh tags: pread)
03:02
Fix the build for cases when pread()/pwrite() are not available. (check-in: 7d67d876b7 user: drh tags: pread)
Changes
Unified Diff Ignore Whitespace Patch
Changes to src/os_unix.c.
︙︙
68
69
70
71
72
73
74




75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91

#    define SQLITE_ENABLE_LOCKING_STYLE 1
#  else
#    define SQLITE_ENABLE_LOCKING_STYLE 0
#  endif
#endif

/* Use pread() and pwrite() if they are available */




#if defined(HAVE_PREAD64) && defined(HAVE_PWRITE64)
# undef USE_PREAD
# undef USE_PWRITE
# define USE_PREAD64 1
# define USE_PWRITE64 1
#elif defined(HAVE_PREAD) && defined(HAVE_PWRITE)
# undef USE_PREAD
# undef USE_PWRITE
# define USE_PREAD64 1
# define USE_PWRITE64 1
#endif

/*
** standard include files.
*/
#include <sys/types.h>
#include <sys/stat.h>








>
>
>
>


<

<

|
<
|
<








68
69
70
71
72
73
74
75
76
77
78
79
80

81

82
83

84

85
86
87
88
89
90
91

#    define SQLITE_ENABLE_LOCKING_STYLE 1
#  else
#    define SQLITE_ENABLE_LOCKING_STYLE 0
#  endif
#endif

/* Use pread() and pwrite() if they are available */
#if defined(__APPLE__)
# define HAVE_PREAD 1
# define HAVE_PWRITE 1
#endif
#if defined(HAVE_PREAD64) && defined(HAVE_PWRITE64)
# undef USE_PREAD

# define USE_PREAD64 1

#elif defined(HAVE_PREAD) && defined(HAVE_PWRITE)
# undef USE_PREAD64

# define USE_PREAD 1

#endif

/*
** standard include files.
*/
#include <sys/types.h>
#include <sys/stat.h>
︙︙