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- in deb8 (jessie), I extract xen-4.5.0.tar.gz, then do
- cp ./tools/configure ./tools/configure.orig
- ./autogen.sh
- diff -u ./tools/configure.orig ./tools/configure > large_off.diff
- There should be no difference, since I applied no patches. There is a difference
- only on debian, but not RH. The autogen.sh makes no difference on RH
- I see this:
- ------------- large_off.diff ---------
- --- ./tools/configure.orig 2015-01-16 13:20:15.269626173 -0800
- +++ ./tools/configure 2015-01-16 13:19:22.585626173 -0800
- @@ -3216,7 +3216,7 @@
- We can't simply define LARGE_OFF_T to be 9223372036854775807,
- since some C++ compilers masquerading as C compilers
- incorrectly reject 9223372036854775807. */
- -#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
- +#define LARGE_OFF_T ((((off_t) 1 << 31) << 31) - 1 + (((off_t) 1 << 31) << 31))
- int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
- && LARGE_OFF_T % 2147483647 == 1)
- ? 1 : -1];
- @@ -3262,7 +3262,7 @@
- We can't simply define LARGE_OFF_T to be 9223372036854775807,
- since some C++ compilers masquerading as C compilers
- incorrectly reject 9223372036854775807. */
- -#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
- +#define LARGE_OFF_T ((((off_t) 1 << 31) << 31) - 1 + (((off_t) 1 << 31) << 31))
- int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
- && LARGE_OFF_T % 2147483647 == 1)
- ? 1 : -1];
- @@ -3286,7 +3286,7 @@
- We can't simply define LARGE_OFF_T to be 9223372036854775807,
- since some C++ compilers masquerading as C compilers
- incorrectly reject 9223372036854775807. */
- -#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
- +#define LARGE_OFF_T ((((off_t) 1 << 31) << 31) - 1 + (((off_t) 1 << 31) << 31))
- int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
- && LARGE_OFF_T % 2147483647 == 1)
- ? 1 : -1];
- @@ -3331,7 +3331,7 @@
- We can't simply define LARGE_OFF_T to be 9223372036854775807,
- since some C++ compilers masquerading as C compilers
- incorrectly reject 9223372036854775807. */
- -#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
- +#define LARGE_OFF_T ((((off_t) 1 << 31) << 31) - 1 + (((off_t) 1 << 31) << 31))
- int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
- && LARGE_OFF_T % 2147483647 == 1)
- ? 1 : -1];
- @@ -3355,7 +3355,7 @@
- We can't simply define LARGE_OFF_T to be 9223372036854775807,
- since some C++ compilers masquerading as C compilers
- incorrectly reject 9223372036854775807. */
- -#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
- +#define LARGE_OFF_T ((((off_t) 1 << 31) << 31) - 1 + (((off_t) 1 << 31) << 31))
- int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
- && LARGE_OFF_T % 2147483647 == 1)
- ? 1 : -1];
- ------------ snip -------
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