From b06ab58a186d35a5c8cf4be2c8f680c1e849ee4c Mon Sep 17 00:00:00 2001
From: Will Bainbridge <http://cfd.direct>
Date: Fri, 8 Jun 2018 08:51:36 +0100
Subject: [PATCH] OSspecific: Removed unused random generator functions

---
 src/OSspecific/POSIX/POSIX.C      | 38 -------------------------------
 src/OpenFOAM/include/OSspecific.H | 13 -----------
 2 files changed, 51 deletions(-)

diff --git a/src/OSspecific/POSIX/POSIX.C b/src/OSspecific/POSIX/POSIX.C
index 6ae5092d3..510bfaab7 100644
--- a/src/OSspecific/POSIX/POSIX.C
+++ b/src/OSspecific/POSIX/POSIX.C
@@ -59,14 +59,6 @@ Description
 
 #include <netinet/in.h>
 
-#ifdef USE_RANDOM
-    #include <climits>
-    #if INT_MAX    != 2147483647
-        #error "INT_MAX    != 2147483647"
-        #error "The random number generator may not work!"
-    #endif
-#endif
-
 // * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
 namespace Foam
@@ -1351,34 +1343,4 @@ Foam::fileNameList Foam::dlLoaded()
 }
 
 
-void Foam::osRandomSeed(const label seed)
-{
-    #ifdef USE_RANDOM
-    srandom((unsigned int)seed);
-    #else
-    srand48(seed);
-    #endif
-}
-
-
-Foam::label Foam::osRandomInteger()
-{
-    #ifdef USE_RANDOM
-    return random();
-    #else
-    return lrand48();
-    #endif
-}
-
-
-Foam::scalar Foam::osRandomDouble()
-{
-    #ifdef USE_RANDOM
-    return (scalar)random()/INT_MAX;
-    #else
-    return drand48();
-    #endif
-}
-
-
 // ************************************************************************* //
diff --git a/src/OpenFOAM/include/OSspecific.H b/src/OpenFOAM/include/OSspecific.H
index a04034e5e..8ce7420ae 100644
--- a/src/OpenFOAM/include/OSspecific.H
+++ b/src/OpenFOAM/include/OSspecific.H
@@ -199,19 +199,6 @@ bool dlSymFound(void* handle, const std::string& symbol);
 //- Return all loaded libraries
 fileNameList dlLoaded();
 
-
-// Low level random numbers. Use Random class instead.
-
-//- Seed random number generator.
-void osRandomSeed(const label seed);
-
-//- Return random integer (uniform distribution between 0 and 2^31)
-label osRandomInteger();
-
-//- Return random double precision (uniform distribution between 0 and 1)
-scalar osRandomDouble();
-
-
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
 } // End namespace Foam