From 4ca5457f3a98ee807345e9bbd2f4e8311942dba8 Mon Sep 17 00:00:00 2001
From: octo <octo>
Date: Fri, 21 Apr 2006 07:33:37 +0000
Subject: [PATCH] Check for `nanosleep'. If not found, look for `librt'. Abort
 if `nanosleep' is missing. This is needed on Solaris, apparently..

---
 configure.in    | 4 ++++
 src/Makefile.am | 3 +++
 2 files changed, 7 insertions(+)

diff --git a/configure.in b/configure.in
index f2573a32..7100049e 100644
--- a/configure.in
+++ b/configure.in
@@ -270,6 +270,10 @@ AC_CHECK_FUNCS(strchr memcpy strstr strcmp strncmp strncpy strlen)
 AC_CHECK_FUNCS(strncasecmp strcasecmp)
 AC_CHECK_FUNCS(openlog syslog closelog)
 
+nanosleep_needs_rt="no"
+AC_CHECK_FUNCS(nanosleep, [], AC_CHECK_LIB(rt, nanosleep, [nanosleep_needs_rt="yes"], AC_MSG_ERROR(cannot find nanosleep)))
+AM_CONDITIONAL(BUILD_WITH_LIBRT, test "x$nanosleep_needs_rt" = "xyes")
+
 # For cpu module
 AC_CHECK_FUNCS(sysctlbyname, [have_sysctlbyname="yes"], [have_sysctlbyname="no"])
 
diff --git a/src/Makefile.am b/src/Makefile.am
index 025548a1..e3cf843c 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -32,6 +32,9 @@ collectd_LDFLAGS = -export-dynamic
 if BUILD_WITH_RRDTOOL
 collectd_LDFLAGS += -lm -lrrd
 endif
+if BUILD_WITH_LIBRT
+collectd_LDFLAGS += -lrt
+endif
 if BUILD_WITH_LIBSOCKET
 collectd_LDFLAGS += -lsocket
 endif
-- 
2.30.2