1 files changed, 62 insertions, 0 deletions
diff --git a/xbmc/utils/params_check_macros.h b/xbmc/utils/params_check_macros.h
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+++ b/xbmc/utils/params_check_macros.h
@@ -0,0 +1,62 @@
+/*
+ *  Copyright (C) 2014-2018 Team Kodi
+ *  This file is part of Kodi - https://kodi.tv
+ *
+ *  SPDX-License-Identifier: GPL-2.0-or-later
+ *  See LICENSES/README.md for more information.
+ */
+
+#pragma once
+
+// macros for gcc, clang & others
+#ifndef PARAM1_PRINTF_FORMAT
+#ifdef __GNUC__
+// for use in functions that take printf format string as first parameter and additional printf parameters as second parameter
+// for example: int myprintf(const char* format, ...) PARAM1_PRINTF_FORMAT;
+#define PARAM1_PRINTF_FORMAT __attribute__((format(printf,1,2)))
+
+// for use in functions that take printf format string as second parameter and additional printf parameters as third parameter
+// for example: bool log_string(int logLevel, const char* format, ...) PARAM2_PRINTF_FORMAT;
+// note: all non-static class member functions take pointer to class object as hidden first parameter
+#define PARAM2_PRINTF_FORMAT __attribute__((format(printf,2,3)))
+
+// for use in functions that take printf format string as third parameter and additional printf parameters as fourth parameter
+// note: all non-static class member functions take pointer to class object as hidden first parameter
+// for example: class A { bool log_string(int logLevel, const char* functionName, const char* format, ...) PARAM3_PRINTF_FORMAT; }
+#define PARAM3_PRINTF_FORMAT __attribute__((format(printf,3,4)))
+
+// for use in functions that take printf format string as fourth parameter and additional printf parameters as fifth parameter
+// note: all non-static class member functions take pointer to class object as hidden first parameter
+// for example: class A { bool log_string(int logLevel, const char* functionName, int component, const char* format, ...) PARAM4_PRINTF_FORMAT; }
+#define PARAM4_PRINTF_FORMAT __attribute__((format(printf,4,5)))
+#else  // ! __GNUC__
+#define PARAM1_PRINTF_FORMAT
+#define PARAM2_PRINTF_FORMAT
+#define PARAM3_PRINTF_FORMAT
+#define PARAM4_PRINTF_FORMAT
+#endif // ! __GNUC__
+#endif // PARAM1_PRINTF_FORMAT
+
+// macros for VC
+// VC check parameters only when "Code Analysis" is called
+#ifndef PRINTF_FORMAT_STRING
+#ifdef _MSC_VER
+#include <sal.h>
+
+// for use in any function that take printf format string and parameters
+// for example: bool log_string(int logLevel, PRINTF_FORMAT_STRING const char* format, ...);
+#define PRINTF_FORMAT_STRING _In_z_ _Printf_format_string_
+
+// specify that parameter must be zero-terminated string
+// for example: void SetName(IN_STRING const char* newName);
+#define IN_STRING _In_z_
+
+// specify that parameter must be zero-terminated string or NULL
+// for example: bool SetAdditionalName(IN_OPT_STRING const char* addName);
+#define IN_OPT_STRING _In_opt_z_
+#else  // ! _MSC_VER
+#define PRINTF_FORMAT_STRING
+#define IN_STRING
+#define IN_OPT_STRING
+#endif // ! _MSC_VER
+#endif // PRINTF_FORMAT_STRING