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| author | Mathias Hasselmann <mathias.hasselmann@gmx.de> | 2007-03-16 20:43:29 +0100 |
|---|---|---|
| committer | Mathias Hasselmann <mathias.hasselmann@gmx.de> | 2007-03-16 20:43:29 +0100 |
| commit | dd4601b0d03bba021b11dcf96e09584f40d1621f (patch) | |
| tree | cd82c40d8586cf6a9096183920f24a73db5a0ad2 /configure.in | |
| parent | d02aa5b23eb6243b21697de203db0a5f1b49def9 (diff) | |
[cairo-perf] Emit warning, if cairo-perf is not CPU bound
cairo-perf and the X server should be bound to CPUs (either the same
or separate) on SMP systems. Not doing so causes random results when
the X server is moved to or from cairo-perf's CPU during the
benchmarks.
Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/configure.in b/configure.in index d65c17eaa..75eef279b 100644 --- a/configure.in +++ b/configure.in @@ -577,6 +577,17 @@ dnl Checks for precise integer types AC_CHECK_HEADERS([stdint.h signal.h inttypes.h sys/int_types.h]) AC_CHECK_TYPES([uint64_t, uint128_t]) +dnl =========================================================================== +dnl check for CPU affinity support +AC_CHECK_HEADERS([sched.h], [ + AC_CHECK_FUNCS([sched_getaffinity], [ + AC_DEFINE([HAVE_SCHED_GETAFFINITY], [1], + [Define to 1 if you have Linux compatible sched_getaffinity]) + ]) +]) + +dnl =========================================================================== +dnl check compiler flags AC_DEFUN([CAIRO_CC_TRY_FLAG], [ AC_MSG_CHECKING([whether $CC supports $1]) |