uclibc: add the trunc function

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@14014 3c298f89-4303-0410-b956-a3cf2f4a3e73
2025-10-29 16:57:19 +00:00 · 2009-01-13 02:15:31 +00:00 · 2009-01-13 02:15:31 +00:00 · e99e831300
commit e99e831300
parent c4ed52f907
1 changed files with 21 additions and 0 deletions
--- a/toolchain/uClibc/patches/210-trunc.patch
+++ b/toolchain/uClibc/patches/210-trunc.patch
@ -0,0 +1,21 @@
+--- a/libm/s_floor.c
+++ b/libm/s_floor.c
+@@ -81,3 +81,18 @@ libm_hidden_proto(floor)
+ 	return x;
+ }
+ libm_hidden_def(floor)
+
+
+libm_hidden_proto(trunc)
+double
+trunc(double x)
+{
+	if (!finite (x))
+		return x;
+
+	if (x < 0.0)
+		return - floor (-x);
+	else
+		return floor (x);
+}
+libm_hidden_def(trunc)