X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/2696e7d1bca082a983f1887ba14f90543f2cd173..55f0187d068e988a64fe650c660a1b19d636bea0:/src/instr/instr_private.h

diff --git a/src/instr/instr_private.h b/src/instr/instr_private.h
index ac2949dc05..842dc7fd2a 100644
--- a/src/instr/instr_private.h
+++ b/src/instr/instr_private.h
@@ -11,6 +11,11 @@
 
 #ifdef HAVE_TRACING
 
+/* Need to define function drand48 for Windows */
+#ifdef _WIN32
+#  define drand48() (rand()/(RAND_MAX + 1.0))
+#endif
+
 #define INSTR_DEFAULT_STR_SIZE 500
 
 #include "instr/instr.h"