From b3f61791f1e9095ce8ae9c6d6415b4ee94e2f7eb Mon Sep 17 00:00:00 2001
From: rsc <devnull@localhost>
Date: Sun, 21 Mar 2004 14:06:38 +0000
Subject: Add libmp.

---
 src/libmp/port/mpveccmp.c | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 src/libmp/port/mpveccmp.c

(limited to 'src/libmp/port/mpveccmp.c')

diff --git a/src/libmp/port/mpveccmp.c b/src/libmp/port/mpveccmp.c
new file mode 100644
index 00000000..a462b1bd
--- /dev/null
+++ b/src/libmp/port/mpveccmp.c
@@ -0,0 +1,27 @@
+#include "os.h"
+#include <mp.h>
+#include "dat.h"
+
+int
+mpveccmp(mpdigit *a, int alen, mpdigit *b, int blen)
+{
+	mpdigit x;
+
+	while(alen > blen)
+		if(a[--alen] != 0)
+			return 1;
+	while(blen > alen)
+		if(b[--blen] != 0)
+			return -1;
+	while(alen > 0){
+		--alen;
+		x = a[alen] - b[alen];
+		if(x == 0)
+			continue;
+		if(x > a[alen])
+			return -1;
+		else
+			return 1;
+	}
+	return 0;
+}
-- 
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