date and time created 83/01/21 11:17:59 by dlw

SCCS-vsn: usr.bin/f77/libF77/r_lg10.c 1.1

diff --git a/usr/src/usr.bin/f77/libF77/r_lg10.c b/usr/src/usr.bin/f77/libF77/r_lg10.c
new file mode 100644 (file)
index 0000000..da0cd48
--- /dev/null
+++ b/usr/src/usr.bin/f77/libF77/r_lg10.c
@@ -0,0 +1,13 @@
+/*
+ *     "@(#)r_lg10.c   1.1"
+ */
+
+#define log10e 0.43429448190325182765
+
+double r_lg10(x)
+float *x;
+{
+double log();
+
+return( log10e * log(*x) );
+}