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-rw-r--r--src/lib/util/corefile.h21
1 files changed, 19 insertions, 2 deletions
diff --git a/src/lib/util/corefile.h b/src/lib/util/corefile.h
index 2c4a5da8217..d286cb866ac 100644
--- a/src/lib/util/corefile.h
+++ b/src/lib/util/corefile.h
@@ -7,11 +7,11 @@
Core file I/O interface functions and definitions.
***************************************************************************/
+#ifndef MAME_LIB_UTIL_COREFILE_H
+#define MAME_LIB_UTIL_COREFILE_H
#pragma once
-#ifndef MAME_LIB_UTIL_COREFILE_H
-#define MAME_LIB_UTIL_COREFILE_H
#include "corestr.h"
#include "coretmpl.h"
@@ -23,6 +23,7 @@
namespace util {
+
/***************************************************************************
ADDITIONAL OPEN FLAGS
***************************************************************************/
@@ -130,6 +131,22 @@ protected:
core_file();
};
+
+/***************************************************************************
+ INLINE FUNCTIONS
+***************************************************************************/
+
+// is a given character a directory separator?
+
+constexpr bool is_directory_separator(char c)
+{
+#if defined(WIN32)
+ return ('\\' == c) || ('/' == c) || (':' == c);
+#else
+ return '/' == c;
+#endif
+}
+
} // namespace util