AH_TEMPLATE([CONFIG_RCU_COMPAT_ARCH], [Compatibility mode for i386 which lacks cmpxchg instruction.])
AH_TEMPLATE([CONFIG_RCU_ARM_HAVE_DMB], [Use the dmb instruction if available for use on ARM.])
AH_TEMPLATE([CONFIG_RCU_TLS], [TLS provided by the compiler.])
+AH_TEMPLATE([CONFIG_RCU_HAVE_CLOCK_GETTIME], [clock_gettime() is detected.])
# Allow overriding storage used for TLS variables.
AC_ARG_ENABLE([compiler-tls],
[alpha*], [ARCHTYPE="alpha"],
[ia64], [ARCHTYPE="ia64"],
[arm*], [ARCHTYPE="arm"],
- [aarch64], [ARCHTYPE="aarch64"],
+ [aarch64*], [ARCHTYPE="aarch64"],
[mips*], [ARCHTYPE="mips"],
[nios2*], [ARCHTYPE="nios2"],
[tile*], [ARCHTYPE="tile"],
[AM_CONDITIONAL(TARGET_IS_ANDROID, false)]
)
+AS_CASE([$host],[*-cygwin*],
+ [AM_CONDITIONAL(USE_CYGWIN, true)],
+ [AM_CONDITIONAL(USE_CYGWIN, false)]
+)
+
AC_SUBST(ARCHTYPE)
AC_SUBST(SUBARCHTYPE)
])
# Search for clock_gettime
-AC_SEARCH_LIBS([clock_gettime], [rt], [],
- [AC_MSG_ERROR([Cannot find clock_gettime function.])]
-)
+AC_SEARCH_LIBS([clock_gettime], [rt], [
+ AC_DEFINE([CONFIG_RCU_HAVE_CLOCK_GETTIME], [1])
+], [])
# Check for pthread
AC_CHECK_LIB([pthread], [pthread_create],