X-Git-Url: http://shamusworld.gotdns.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Flog.cpp;h=1f6b882e0bce96bfeab2235b49a4208f8fc8b74b;hb=d239f761839f68e3171f51c35aea7b5c0bec3f33;hp=f748183ab1bfd3af24fd3a43072b9a8341bc1737;hpb=0031c06df2f7f099ca5ecf1632f46b92f6b0dd79;p=virtualjaguar

diff --git a/src/log.cpp b/src/log.cpp
index f748183..1f6b882 100644
--- a/src/log.cpp
+++ b/src/log.cpp
@@ -1,20 +1,28 @@
 //
 // Log handler
 //
-// by cal2
+// Originally by David Raingeard (Cal2)
 // GCC/SDL port by Niels Wagenaar (Linux/WIN32) and Caz (BeOS)
-// Cleanups by James L. Hammons
+// Cleanups/new stuff by James L. Hammons
 //
 
+#include <stdlib.h>
+#include <stdarg.h>
+#include "types.h"
 #include "log.h"
 
-FILE * log_stream = NULL;
+#define MAX_LOG_SIZE		10000000				// Maximum size of log file (10 MB)
+
+static FILE * log_stream = NULL;
+static uint32 logSize = 0;
 
 int log_init(char * path)
 {
 	log_stream = fopen(path, "wrt");
+
 	if (log_stream == NULL)
 		return 0;
+
 	return 1;
 }
 
@@ -27,3 +35,25 @@ void log_done(void)
 {
 	fclose(log_stream);
 }
+
+//
+// This logger is used mainly to ensure that text gets written to the log file
+// even if the program crashes. The performance hit is acceptable in this case!
+//
+void WriteLog(const char * text, ...)
+{
+	va_list arg;
+
+	va_start(arg, text);
+	logSize += vfprintf(log_stream, text, arg);
+
+	if (logSize > MAX_LOG_SIZE)
+	{
+		fflush(log_stream);
+		fclose(log_stream);
+		exit(1);
+	}//*/
+
+	va_end(arg);
+	fflush(log_stream);					// Make sure that text is written!
+}