plan9port

commit 498bb22174aa2c76493e8c67b92949271131ebfb
parent 0fc65b37a1e7585ca2347bf61dcb8bc3a6b146a4
Author: rsc <devnull@localhost>
Date:   Sun, 21 Mar 2004 14:05:38 +0000

Add some missing files.

Diffstat:
A
src/lib9/lnrand.c
 | 
18
++++++++++++++++++
A
src/lib9/lrand.c
 | 
8
++++++++
A
src/lib9/opentemp.c
 | 
9
+++++++++

3 files changed, 35 insertions(+), 0 deletions(-)
diff --git a/src/lib9/lnrand.c b/src/lib9/lnrand.c
@@ -0,0 +1,18 @@
+#include	<u.h>
+#include	<libc.h>
+
+#define	MASK	0x7fffffffL
+
+long
+lnrand(long n)
+{
+	long slop, v;
+
+	if(n < 0)
+		return n;
+	slop = MASK % n;
+	do
+		v = lrand();
+	while(v <= slop);
+	return v % n;
+}
diff --git a/src/lib9/lrand.c b/src/lib9/lrand.c
@@ -0,0 +1,8 @@
+#include	<u.h>
+#include	<libc.h>
+
+long
+lrand(void)
+{
+	return ((rand()<<16)^rand()) & 0x7FFFFFFF;
+}
diff --git a/src/lib9/opentemp.c b/src/lib9/opentemp.c
@@ -0,0 +1,9 @@
+#include <u.h>
+#include <libc.h>
+
+int
+opentemp(char *template)
+{
+	return mkstemp(template);
+}
+