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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 */