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-rw-r--r--ChangeLog8
-rw-r--r--configure.ac4
-rw-r--r--native/jni/java-lang/java_lang_VMSystem.c2
3 files changed, 12 insertions, 2 deletions
diff --git a/ChangeLog b/ChangeLog
index d2e5ccc82..de6fbd1b3 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2011-07-05 Pekka Enberg <penberg@kernel.org>
+
+ * configure.ac:
+ Check for clock_gettime().
+ native/jni/java-lang/java_lang_VMSystem.c:
+ (Java_java_lang_VMSystem_nanoTime):
+ Fix compile error on systems that don't have clock_gettime().
+
2011-06-27 Andrew John Hughes <ahughes@redhat.com>
Fix issues with building with -Werror and gcc 4.6.
diff --git a/configure.ac b/configure.ac
index f9105e909..a106e1166 100644
--- a/configure.ac
+++ b/configure.ac
@@ -440,13 +440,15 @@ if test "x${COMPILE_JNI}" = xyes; then
AC_EGREP_HEADER(u_int32_t, sys/types.h, AC_DEFINE(HAVE_BSD_INT32_DEFINED, 1, [Define to 1 if you have BSD u_int32_t]))
AC_EGREP_HEADER(u_int32_t, sys/config.h, AC_DEFINE(HAVE_BSD_INT32_DEFINED, 1, [Define to 1 if you have BSD u_int32_t]))
+ AC_SEARCH_LIBS([clock_gettime], [rt])
AC_SEARCH_LIBS([inet_pton],[nsl])
AC_CHECK_LIB([socket], [gethostname])
+
AC_CHECK_FUNCS([ftruncate fsync select \
gethostname socket strerror fork pipe execve open close \
lseek fstat read readv write writev htonl memset htons connect \
getsockname getpeername bind listen accept \
- recvfrom send sendto setsockopt getsockopt time mktime \
+ recvfrom send sendto setsockopt getsockopt time mktime clock_gettime \
gethostbyname_r localtime_r \
strerror_r \
fcntl \
diff --git a/native/jni/java-lang/java_lang_VMSystem.c b/native/jni/java-lang/java_lang_VMSystem.c
index 047c2b394..f623857d3 100644
--- a/native/jni/java-lang/java_lang_VMSystem.c
+++ b/native/jni/java-lang/java_lang_VMSystem.c
@@ -141,7 +141,7 @@ Java_java_lang_VMSystem_nanoTime
(JNIEnv * env,
jclass thisClass __attribute__ ((__unused__)))
{
-#ifdef _POSIX_MONOTONIC_CLOCK
+#if defined(HAVE_CLOCK_GETTIME) && defined(_POSIX_MONOTONIC_CLOCK)
jlong result;
struct timespec tp;