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uclibc: add the trunc function

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@14014 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2009-01-13 02:15:31 +00:00
parent 7cae514282
commit 2c3b9b3e1c
1 changed files with 21 additions and 0 deletions
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21
toolchain/uClibc/patches/210-trunc.patch Normal file
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@ -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)