X-Git-Url: https://git.lttng.org/?p=urcu.git;a=blobdiff_plain;f=configure.ac;h=cf9964b45a2a489427483dc1647abb0a2f196fec;hp=71a7d71f2dd86c634ce0112a8e0006d8206dbec8;hb=a0307b90e502a48cc73ca936bce0792f5566ba64;hpb=859050b3088aa3f0cb59d7f51ce24b9a0f18faa5

diff --git a/configure.ac b/configure.ac
index 71a7d71..cf9964b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -25,6 +25,7 @@ AH_TEMPLATE([CONFIG_RCU_HAVE_FUTEX], [Defined when on a system with futex suppor
 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],
@@ -79,7 +80,6 @@ AC_FUNC_MMAP
 AC_FUNC_FORK
 AC_CHECK_FUNCS([ \
 	atexit \
-	clock_gettime \
 	getcpuid \
 	gettid \
 	gettimeofday \
@@ -122,7 +122,7 @@ AS_CASE([$host_cpu],
 	[alpha*], [ARCHTYPE="alpha"],
 	[ia64], [ARCHTYPE="ia64"],
 	[arm*], [ARCHTYPE="arm"],
-	[aarch64], [ARCHTYPE="aarch64"],
+	[aarch64*], [ARCHTYPE="aarch64"],
 	[mips*], [ARCHTYPE="mips"],
 	[nios2*], [ARCHTYPE="nios2"],
 	[tile*], [ARCHTYPE="tile"],
@@ -135,6 +135,11 @@ AS_CASE([$host],[*-*-linux-androideabi],
 	[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)
 
@@ -216,6 +221,11 @@ AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
 	compat_futex_test=1
 ])
 
+# Search for clock_gettime
+AC_SEARCH_LIBS([clock_gettime], [rt], [
+	AC_DEFINE([CONFIG_RCU_HAVE_CLOCK_GETTIME], [1])
+], [])
+
 # Check for pthread
 AC_CHECK_LIB([pthread], [pthread_create],
 	[AM_CONDITIONAL(LIBC_INCLUDES_PTHREAD, false)],