2007-07-23 Tatsuhiro Tsujikawa <tujikawa at rednoah dot com>

	Merged Ross's win32 patch(manually)
	In the course of merging, following files are added.
	* src/strptime.{h,c}
	* src/libgen.{h,c}
	* src/inet_aton.{h,c}
	* src/Platform.{h,cc}
	* src/localtime_r.{h,c}
	* src/getaddrinfo.{h,c}
	I've gethered network related things, and put them to following 
file:
	* src/a2netcompat.h
	Also io related things are put to following file:
	* src/a2io.h
	
	Changed %lld to %s because mingw32 doesn't recognize %lld.
	* src/message.h
	(MSG_ALLOCATION_COMPLETED)
	(EX_TOO_LARGE_FILE)
	(EX_SIZE_MISMATCH)
	(EX_FILE_OFFSET_OUT_OF_RANGE)
	(EX_INVALID_CHUNK_CHECKSUM)
	(EX_INVALID_RANGE_HEADER)
	* src/FileAllocationCommand.cc
	* src/HttpResponse.cc
	* src/RequestGroup.cc
	* src/MultiDiskAdaptor.cc
	* src/OptionHandlerImpl.h
	* src/HttpResponseCommand.cc
	* src/FtpNegotiateCommand.cc
	* src/IteratableChecksumValidator.cc
	* src/SegmentMan.cc
	* src/ChunkChecksumValidator.cc
	
	Added Randomizer::getRandomNumber(long int)
	* src/Randomizer.h (getRandomNumber)
	* src/SimpleRandomizer.h (getRandomNumber)
	* src/BitfieldMan.cc (getMissingIndexRandomly): Use this new 
function.
	* src/Util.cc (randomAlpha): Use this new function.

1 files changed, 13 insertions, 0 deletions

diff --git a/src/SimpleRandomizer.h b/src/SimpleRandomizer.h
index bdbcfc57..007daf54 100644
--- a/src/SimpleRandomizer.h
+++ b/src/SimpleRandomizer.h
@@ -54,18 +54,31 @@ public:
   }
   
   static void init() {
+#ifdef HAVE_SRANDOM
     srandom(time(0));
+#else
+    srand(time(0));
+#endif
   }
 
   virtual ~SimpleRandomizer() {}
 
   virtual long int getRandomNumber() {
+#ifdef HAVE_RANDOM
     return random();
+#else
+    return rand();
+#endif
   }
 
   virtual long int getMaxRandomNumber() {
       return RAND_MAX;
   }
+
+  virtual long int getRandomNumber(long int to)
+  {
+    return(int32_t)(((double)to)*getRandomNumber()/(getMaxRandomNumber()+1.0));
+  }
 };
 
 #endif // _D_SIMPLE_RANDOMIZER_H_