From f9db9eca40fdc78fae258b8e12eb689fc2d5e0e5 Mon Sep 17 00:00:00 2001
From: Rich Felker <dalias@aerifal.cx>
Date: Fri, 7 Sep 2018 23:02:40 -0400
Subject: add and use internal header for *rand48 lcg

---
 src/prng/__rand48_step.c | 1 +
 src/prng/__seed48.c      | 2 ++
 src/prng/drand48.c       | 4 +---
 src/prng/lcong48.c       | 3 +--
 src/prng/lrand48.c       | 4 +---
 src/prng/mrand48.c       | 4 +---
 src/prng/rand48.h        | 4 ++++
 src/prng/seed48.c        | 3 +--
 8 files changed, 12 insertions(+), 13 deletions(-)
 create mode 100644 src/prng/rand48.h

diff --git a/src/prng/__rand48_step.c b/src/prng/__rand48_step.c
index 961d30fc..94703d07 100644
--- a/src/prng/__rand48_step.c
+++ b/src/prng/__rand48_step.c
@@ -1,4 +1,5 @@
 #include <stdint.h>
+#include "rand48.h"
 
 uint64_t __rand48_step(unsigned short *xi, unsigned short *lc)
 {
diff --git a/src/prng/__seed48.c b/src/prng/__seed48.c
index 05a4539e..e436b4d3 100644
--- a/src/prng/__seed48.c
+++ b/src/prng/__seed48.c
@@ -1 +1,3 @@
+#include "rand48.h"
+
 unsigned short __seed48[7] = { 0, 0, 0, 0xe66d, 0xdeec, 0x5, 0xb };
diff --git a/src/prng/drand48.c b/src/prng/drand48.c
index d808353c..08283e24 100644
--- a/src/prng/drand48.c
+++ b/src/prng/drand48.c
@@ -1,8 +1,6 @@
 #include <stdlib.h>
 #include <inttypes.h>
-
-uint64_t __rand48_step(unsigned short *xi, unsigned short *lc);
-extern unsigned short __seed48[7];
+#include "rand48.h"
 
 double erand48(unsigned short s[3])
 {
diff --git a/src/prng/lcong48.c b/src/prng/lcong48.c
index 32b27d42..030e5148 100644
--- a/src/prng/lcong48.c
+++ b/src/prng/lcong48.c
@@ -1,7 +1,6 @@
 #include <stdlib.h>
 #include <string.h>
-
-extern unsigned short __seed48[7];
+#include "rand48.h"
 
 void lcong48(unsigned short p[7])
 {
diff --git a/src/prng/lrand48.c b/src/prng/lrand48.c
index a3c4e4e2..07e2b784 100644
--- a/src/prng/lrand48.c
+++ b/src/prng/lrand48.c
@@ -1,8 +1,6 @@
 #include <stdlib.h>
 #include <inttypes.h>
-
-uint64_t __rand48_step(unsigned short *xi, unsigned short *lc);
-extern unsigned short __seed48[7];
+#include "rand48.h"
 
 long nrand48(unsigned short s[3])
 {
diff --git a/src/prng/mrand48.c b/src/prng/mrand48.c
index 0519d667..f4a56e61 100644
--- a/src/prng/mrand48.c
+++ b/src/prng/mrand48.c
@@ -1,8 +1,6 @@
 #include <stdlib.h>
 #include <inttypes.h>
-
-uint64_t __rand48_step(unsigned short *xi, unsigned short *lc);
-extern unsigned short __seed48[7];
+#include "rand48.h"
 
 long jrand48(unsigned short s[3])
 {
diff --git a/src/prng/rand48.h b/src/prng/rand48.h
new file mode 100644
index 00000000..4ed6ae52
--- /dev/null
+++ b/src/prng/rand48.h
@@ -0,0 +1,4 @@
+#include <stdint.h>
+
+uint64_t __rand48_step(unsigned short *xi, unsigned short *lc);
+extern unsigned short __seed48[7];
diff --git a/src/prng/seed48.c b/src/prng/seed48.c
index e0699c09..bce7b339 100644
--- a/src/prng/seed48.c
+++ b/src/prng/seed48.c
@@ -1,7 +1,6 @@
 #include <stdlib.h>
 #include <string.h>
-
-extern unsigned short __seed48[7];
+#include "rand48.h"
 
 unsigned short *seed48(unsigned short *s)
 {
-- 
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