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/*************************************************
* Exim - an Internet mail transport agent *
*************************************************/
/* Copyright (c) University of Cambridge 1995 - 2003 */
/* See the file NOTICE for conditions of use and distribution. */
/* This header file contains type definitions and macros that I use as
"standard" in the code of Exim and its utilities. Make it idempotent because
local_scan.h includes it and exim.h includes them both (to get this earlier). */
#ifndef MYTYPES_H
#define MYTYPES_H
#define FALSE 0
#define TRUE 1
#define TRUE_UNSET 2
/* 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)))
#else
#define PRINTF_FUNCTION
#endif
/* Some operating systems (naughtily, imo) include a definition for "uchar" in
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;
/* These macros save typing for the casting that is needed to cope with the
mess that is "char" in ISO/ANSI C. Having now been bitten enough times by
systems where "char" is actually signed, I've converted Exim to use entirely
unsigned chars, except in a few special places such as arguments that are
almost always literal strings. */
#define CS (char *)
#define CSS (char **)
#define US (unsigned char *)
#define USS (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
functions; for other calls to external libraries (which are on the whole
special-purpose) we just use casts. */
#define Uatoi(s) atoi(CS(s))
#define Uatol(s) atol(CS(s))
#define Uchdir(s) chdir(CS(s))
#define Uchmod(s,n) chmod(CS(s),n)
#define Uchown(s,n,m) chown(CS(s),n,m)
#define Ufgets(b,n,f) fgets(CS(b),n,f)
#define Ufopen(s,t) fopen(CS(s),CS(t))
#define Ulink(s,t) link(CS(s),CS(t))
#define Ulstat(s,t) lstat(CS(s),t)
#ifdef O_BINARY /* This is for Cygwin, */
#define Uopen(s,n,m) open(CS(s),(n)|O_BINARY,m) /* where all files must */
#else /* be opened as binary */
#define Uopen(s,n,m) open(CS(s),n,m) /* to avoid problems */
#endif /* with CRLF endings. */
#define Uread(f,b,l) read(f,CS(b),l)
#define Urename(s,t) rename(CS(s),CS(t))
#define Ustat(s,t) stat(CS(s),t)
#define Ustrcat(s,t) strcat(CS(s),CS(t))
#define Ustrchr(s,n) US strchr(CS(s),n)
#define Ustrcmp(s,t) strcmp(CS(s),CS(t))
#define Ustrcpy(s,t) strcpy(CS(s),CS(t))
#define Ustrcspn(s,t) strcspn(CS(s),CS(t))
#define Ustrftime(s,m,f,t) strftime(CS(s),m,f,t)
#define Ustrlen(s) (int)strlen(CS(s))
#define Ustrncat(s,t,n) strncat(CS(s),CS(t),n)
#define Ustrncmp(s,t,n) strncmp(CS(s),CS(t),n)
#define Ustrncpy(s,t,n) strncpy(CS(s),CS(t),n)
#define Ustrpbrk(s,t) strpbrk(CS(s),CS(t))
#define Ustrrchr(s,n) US strrchr(CS(s),n)
#define Ustrspn(s,t) strspn(CS(s),CS(t))
#define Ustrstr(s,t) US strstr(CS(s),CS(t))
#define Ustrtod(s,t) strtod(CS(s),CSS(t))
#define Ustrtol(s,t,b) strtol(CS(s),CSS(t),b)
#define Ustrtoul(s,t,b) strtoul(CS(s),CSS(t),b)
#define Uunlink(s) unlink(CS(s))
#endif
/* End of mytypes.h */