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Fix compilation on Linux kernels or glibc versions lacking sync_file_range().

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This fixes issue #667.

Many thanks to Didier Spezia for the fix.
This commit is contained in:
antirez 2012-10-25 16:15:55 +02:00
parent d693094a61
commit 05a164d235
1 changed files with 13 additions and 0 deletions
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13
src/config.h
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@ -55,6 +55,19 @@
/* Define rdb_fsync_range to sync_file_range() on Linux, otherwise we use /* Define rdb_fsync_range to sync_file_range() on Linux, otherwise we use
* the plain fsync() call. */ * the plain fsync() call. */
#ifdef __linux__ #ifdef __linux__
#include <linux/version.h>
#ifdef __GLIBC__
#if (LINUX_VERSION_CODE >= 0x020617 && GLIBC_VERSION_AT_LEAST(2, 6))
#define HAVE_SYNC_FILE_RANGE 1
#endif
#else
#if (LINUX_VERSION_CODE >= 0x020617)
#define HAVE_SYNC_FILE_RANGE 1
#endif
#endif
#endif
#ifdef HAVE_SYNC_FILE_RANGE
#define rdb_fsync_range(fd,off,size) sync_file_range(fd,off,size,SYNC_FILE_RANGE_WAIT_BEFORE|SYNC_FILE_RANGE_WRITE) #define rdb_fsync_range(fd,off,size) sync_file_range(fd,off,size,SYNC_FILE_RANGE_WAIT_BEFORE|SYNC_FILE_RANGE_WRITE)
#else #else
#define rdb_fsync_range(fd,off,size) fsync(fd) #define rdb_fsync_range(fd,off,size) fsync(fd)