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ev: define HAVE_SYNC_FILE_RANGE if kernel >= 2.6.17 *and* glibc version >= 2.6

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Shigeki Ohtsu 2011-07-15 12:38:45 +09:00 committed by Ben Noordhuis
parent d540872107
commit 1be48f12a0
1 changed files with 9 additions and 0 deletions
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9
src/eio/config_linux.h
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@ -9,6 +9,11 @@
#define LINUX_VERSION_AT_LEAST(major, minor, patch) \
(LINUX_VERSION_CODE >= LINUX_VERSION_CODE_FOR(major, minor, patch))
#ifdef __GLIBC__
#define GLIBC_VERSION_AT_LEAST(major, minor) \
(__GLIBC__ > major || (__GLIBC__ == major && __GLIBC_MINOR__ >= minor))
#endif
/* Define to 1 if you have the <dlfcn.h> header file. */
#define HAVE_DLFCN_H 1
@ -46,7 +51,11 @@
#define HAVE_STRING_H 1
/* sync_file_range(2) is available */
#ifdef __GLIBC__
#define HAVE_SYNC_FILE_RANGE (LINUX_VERSION_AT_LEAST(2, 6, 17) && GLIBC_VERSION_AT_LEAST(2, 6))
#else
#define HAVE_SYNC_FILE_RANGE LINUX_VERSION_AT_LEAST(2, 6, 17)
#endif
/* Define to 1 if you have the <sys/stat.h> header file. */
#define HAVE_SYS_STAT_H 1