-/* $Cambridge: exim/src/src/mytypes.h,v 1.2 2005/01/04 10:00:42 ph10 Exp $ */
-
/*************************************************
* Exim - an Internet mail transport agent *
*************************************************/
-/* Copyright (c) University of Cambridge 1995 - 2005 */
+/* Copyright (c) University of Cambridge 1995 - 2018 */
/* See the file NOTICE for conditions of use and distribution. */
#ifndef MYTYPES_H
#define MYTYPES_H
+#ifndef FALSE
+# define FALSE 0
+#endif
+
+#ifndef TRUE
+# define TRUE 1
+#endif
-#define FALSE 0
-#define TRUE 1
-#define TRUE_UNSET 2
+#ifndef TRUE_UNSET
+# define TRUE_UNSET 2
+#endif
/* If gcc is being used to compile Exim, we can use its facility for checking
the arguments of printf-like functions. This is done by a macro. */
-#ifdef __GNUC__
-#define PRINTF_FUNCTION __attribute__((format(printf,1,2)))
+#if defined(__GNUC__) || defined(__clang__)
+# define PRINTF_FUNCTION(A,B) __attribute__((format(printf,A,B)))
+# define ARG_UNUSED __attribute__((__unused__))
+# define WARN_UNUSED_RESULT __attribute__((__warn_unused_result__))
+#else
+# define PRINTF_FUNCTION(A,B)
+# define ARG_UNUSED /**/
+# define WARN_UNUSED_RESULT /**/
+#endif
+
+#ifdef WANT_DEEPER_PRINTF_CHECKS
+# define ALMOST_PRINTF(A, B) PRINTF_FUNCTION(A, B)
#else
-#define PRINTF_FUNCTION
+# define ALMOST_PRINTF(A, B)
#endif
the standard header files, so we use "uschar". Solaris has u_char in
sys/types.h. This is just a typing convenience, of course. */
-typedef int BOOL;
typedef unsigned char uschar;
+typedef unsigned BOOL;
+/* We also have SIGNAL_BOOL, which requires signal.h be included, so is defined
+elsewhere */
/* These macros save typing for the casting that is needed to cope with the
#define US (unsigned char *)
#define CUS (const unsigned char *)
#define USS (unsigned char **)
+#define CUSS (const unsigned char **)
/* The C library string functions expect "char *" arguments. Use macros to
avoid having to write a cast each time. We do this for string and file