From 03d98639808805d13dbe8915f30dd935d1a11991 Mon Sep 17 00:00:00 2001
From: Pierre Ossman <ossman@cendio.se>
Date: Tue, 18 Sep 2007 10:38:07 +0000
Subject: [PATCH] Emulate lrintf with simple truncation if it isn't available.

git-svn-id: file:///home/lennart/svn/public/pulseaudio/branches/lennart@1851 fefdeb5f-60dc-0310-8127-8f9354f1896f
---
 configure.ac                     | 3 +++
 src/pulsecore/ffmpeg/resample2.c | 7 +++++++
 2 files changed, 10 insertions(+)

diff --git a/configure.ac b/configure.ac
index 5b6c647..5250804 100644
--- a/configure.ac
+++ b/configure.ac
@@ -266,6 +266,9 @@ AC_CHECK_FUNCS([getopt_long], [], [AC_CHECK_LIB([iberty], [getopt_long])])
 
 #### Check for functions ####
 
+# ISO
+AC_CHECK_FUNCS([lrintf])
+
 # POSIX
 AC_FUNC_FORK
 AC_FUNC_GETGROUPS
diff --git a/src/pulsecore/ffmpeg/resample2.c b/src/pulsecore/ffmpeg/resample2.c
index da1443d..dfbd528 100644
--- a/src/pulsecore/ffmpeg/resample2.c
+++ b/src/pulsecore/ffmpeg/resample2.c
@@ -86,6 +86,13 @@ static double bessel(double x){
     return v;
 }
 
+/*
+ * crude lrintf for non-C99 systems.
+ */
+#ifndef HAVE_LFRINTF
+#define lrintf(x) ((long int)(x))
+#endif
+
 /**
  * builds a polyphase filterbank.
  * @param factor resampling factor
-- 
2.7.4