From 5ed31456fd60cc8c8d29770f554a837a6e7d19db Mon Sep 17 00:00:00 2001
From: Mattias Andrée <maandree@operamail.com>
Date: Thu, 24 Apr 2014 09:04:21 +0200
Subject: remove x86 dependency but add unix dependency
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Signed-off-by: Mattias Andrée <maandree@operamail.com>
---
hungarian.c | 14 ++++++++++----
1 file changed, 10 insertions(+), 4 deletions(-)
diff --git a/hungarian.c b/hungarian.c
index cac5211..9d6d54b 100644
--- a/hungarian.c
+++ b/hungarian.c
@@ -17,6 +17,11 @@
#include <stdlib.h>
+#ifndef RANDOM_DEVICE
+#define RANDOM_DEVICE "/dev/urandom"
+#endif
+
+
#define cell long
#define CELL_STR "%li"
@@ -135,10 +140,11 @@ void print(cell** t, long n, long m, long** assignment);
int main(int argc, char** argv)
{
- unsigned a, d;
- __asm__("cpuid");
- __asm__ __volatile__("rdtsc" : "=a" (a), "=d" (d));
- srand(((llong)a) | (((llong)d) << 32LL));
+ FILE* urandom = fopen(RANDOM_DEVICE, "r");
+ unsigned int seed;
+ fread(&seed, sizeof(unsigned int), 1, urandom);
+ srand(seed);
+ fclose(urandom);
long n = 10, m = 15;
--
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