X-Git-Url: https://git.subgeniuskitty.com/unix-history/.git/blobdiff_plain/95f51977ddc18faa2e212f30c00a39540b39f325..ca67e7b465996afb3821d6a075c4dc6a7f0f5d52:/usr/src/usr.lib/libF77/d_mod.c

diff --git a/usr/src/usr.lib/libF77/d_mod.c b/usr/src/usr.lib/libF77/d_mod.c
index 5a7431e118..db240a1e8b 100644
--- a/usr/src/usr.lib/libF77/d_mod.c
+++ b/usr/src/usr.lib/libF77/d_mod.c
@@ -3,8 +3,11 @@
  * All rights reserved.  The Berkeley software License Agreement
  * specifies the terms and conditions for redistribution.
  *
- *	@(#)d_mod.c	5.1	6/7/85
+ *	@(#)d_mod.c	5.3	5/8/87
  */
+#ifdef tahoe
+#include <tahoemath/FP.h>
+#endif tahoe
 
 double d_mod(x,y)
 double *x, *y;
@@ -12,7 +15,15 @@ double *x, *y;
 double floor(), quotient = *x / *y;
 if (quotient >= 0.0)
 	quotient = floor(quotient);
-else
+else {
+#ifndef tahoe
 	quotient = -floor(-quotient);
+#else tahoe
+	*(unsigned long *)&quotient ^= SIGN_BIT;
+	quotient = floor(quotient);
+	if (quotient !=0)
+		*(unsigned long *)&quotient ^= SIGN_BIT;
+#endif tahoe
+}
 return(*x - (*y) * quotient );
 }