msvcr70: Provide floating point function wrappers in importlib.

dlls/msvcr70/Makefile.in

@@ -25,6 +25,7 @@ C_SRCS = \
 	lock.c \
 	main.c \
 	math.c \
+	mathf.c \
 	mbcs.c \
 	misc.c \
 	onexit.c \

dlls/msvcr71/Makefile.in

@@ -25,6 +25,7 @@ C_SRCS = \
 	lock.c \
 	main.c \
 	math.c \
+	mathf.c \
 	mbcs.c \
 	misc.c \
 	onexit.c \

dlls/msvcrt/mathf.c

+/*
+ * msvcrt float functions
+ *
+ * Copyright 2019 Jacek Caban for CodeWeavers
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+/* this function is part of the import lib to provide floating */
+#if 0
+#pragma makedep implib
+#endif
+
+#include <math.h>
+
+#if !defined(__i386__) && _MSVCR_VER > 0 && _MSVCR_VER < 80
+float sinf(float x) { return sin(x); }
+float cosf(float x) { return cos(x); }
+float tanf(float x) { return tan(x); }
+float atan2f(float x, float y) { return atan2(x, y); }
+float expf(float x) { return exp(x); }
+float logf(float x) { return log(x); }
+float powf(float x, float y) { return pow(x, y); }
+float sqrtf(float x) { return sqrt(x); }
+#endif