Tools: map generator maintenance; added SVG output driver (from Jan Lönnberg, bug #1100); attempt to load fonts with various filename capitalization

git-svn-id: svn://svn.code.sf.net/p/sc2/code/trunk@3665 8092fc87-c524-0410-9efc-e669fe64eaf9

tools/map/port.c

@@ -20,3 +20,25 @@ strupr (char *str)
 #endif
 
 
+#ifdef _MSC_VER
+// MSVC does not have snprintf() and vsnprintf(). It does have a _snprintf()
+// and _vsnprintf(), but these do not terminate a truncated string as
+// the C standard prescribes.
+#include <stdio.h>
+#include <stdarg.h>
+
+int
+snprintf(char *str, size_t size, const char *format, ...)
+{
+	int result;
+	va_list args;
+	
+	va_start (args, format);
+	result = _vsnprintf (str, size, format, args);
+	if (str != NULL && size != 0)
+		str[size - 1] = '\0';
+	va_end (args);
+
+	return result;
+}
+#endif  /* _MSC_VER */