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240 lines
5.1 KiB
C
240 lines
5.1 KiB
C
#ifndef _DEFINES_H
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#define _DEFINES_H
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/* Necessary headers */
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#include <sys/types.h>
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#include <sys/socket.h> /* For SHUT_XXXX */
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#ifdef HAVE_SYS_BITYPES_H
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# include <sys/bitypes.h> /* For u_intXX_t */
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#endif
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#ifdef HAVE_PATHS_H
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# include <paths.h> /* For _PATH_XXX */
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#endif
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#ifdef HAVE_UTMP_H
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# include <utmp.h> /* For _PATH_XXX */
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#endif
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#if defined(HAVE_UTMPX_H) && defined(USE_UTMPX)
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# include <utmpx.h> /* For _PATH_XXX */
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#endif
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#ifdef HAVE_SYS_TIME_H
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# include <sys/time.h> /* For timersub */
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#endif
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#ifdef HAVE_MAILLOCK_H
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# include <maillock.h> /* For _PATH_MAILDIR */
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#endif
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#ifdef HAVE_SYS_CDEFS_H
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# include <sys/cdefs.h> /* For __P() */
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#endif
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/* Constants */
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#ifndef SHUT_RDWR
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enum
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{
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SHUT_RD = 0, /* No more receptions. */
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SHUT_WR, /* No more transmissions. */
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SHUT_RDWR /* No more receptions or transmissions. */
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};
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# define SHUT_RD SHUT_RD
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# define SHUT_WR SHUT_WR
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# define SHUT_RDWR SHUT_RDWR
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#endif
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/* Types */
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/* If sys/types.h does not supply intXX_t, supply them ourselves */
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/* (or die trying) */
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#ifndef HAVE_INTXX_T
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# if (SIZEOF_SHORT_INT == 2)
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typedef short int int16_t;
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# else
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# error "16 bit int type not found."
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# endif
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# if (SIZEOF_INT == 4)
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typedef int int32_t;
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# else
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# error "32 bit int type not found."
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# endif
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# if (SIZEOF_LONG_INT == 8)
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typedef long int int64_t;
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# else
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# if (SIZEOF_LONG_LONG_INT == 8)
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typedef long long int int64_t;
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# define HAVE_INTXX_T 1
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# else
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# error "64 bit int type not found."
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# endif
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# endif
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#endif
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/* If sys/types.h does not supply u_intXX_t, supply them ourselves */
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#ifndef HAVE_U_INTXX_T
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# ifdef HAVE_UINTXX_T
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typedef uint16_t u_int16_t;
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typedef uint32_t u_int32_t;
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typedef uint64_t u_int64_t;
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# define HAVE_U_INTXX_T 1
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# else
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# if (SIZEOF_SHORT_INT == 2)
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typedef unsigned short int u_int16_t;
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# else
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# error "16 bit int type not found."
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# endif
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# if (SIZEOF_INT == 4)
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typedef unsigned int u_int32_t;
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# else
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# error "32 bit int type not found."
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# endif
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# if (SIZEOF_LONG_INT == 8)
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typedef unsigned long int u_int64_t;
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# else
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# if (SIZEOF_LONG_LONG_INT == 8)
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typedef unsigned long long int u_int64_t;
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# define HAVE_U_INTXX_T 1
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# else
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# error "64 bit int type not found."
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# endif
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# endif
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# endif
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#endif
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#ifndef HAVE_SOCKLEN_T
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typedef unsigned int socklen_t;
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# define HAVE_SOCKLEN_T
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#endif /* HAVE_SOCKLEN_T */
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#ifndef HAVE_SIZE_T
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typedef unsigned int size_t;
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# define HAVE_SIZE_T
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#endif /* HAVE_SIZE_T */
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#if !defined(HAVE_SS_FAMILY_IN_SS) && defined(HAVE___SS_FAMILY_IN_SS)
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# define ss_family __ss_family
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#endif /* !defined(HAVE_SS_FAMILY_IN_SS) && defined(HAVE_SA_FAMILY_IN_SS) */
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/* Paths */
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/* If _PATH_LASTLOG is not defined by system headers, set it to the */
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/* lastlog file detected by autoconf */
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#ifndef _PATH_LASTLOG
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# ifdef LASTLOG_LOCATION
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# define _PATH_LASTLOG LASTLOG_LOCATION
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# endif
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#endif
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#ifndef _PATH_UTMP
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# ifdef UTMP_FILE
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# define _PATH_UTMP UTMP_FILE
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# else
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# define _PATH_UTMP "/var/adm/utmp"
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# endif
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#endif
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#ifndef _PATH_WTMP
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# ifdef WTMP_FILE
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# define _PATH_WTMP WTMP_FILE
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# else
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# define _PATH_WTMP "/var/adm/wtmp"
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# endif
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#endif
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#if defined(HAVE_UTMPX_H) && defined(USE_UTMPX)
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# ifndef _PATH_UTMPX
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# ifdef UTMPX_FILE
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# define _PATH_UTMPX UTMPX_FILE
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# else
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# define _PATH_UTMPX "/var/adm/utmpx"
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# endif
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# endif
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# ifndef _PATH_WTMPX
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# ifdef WTMPX_FILE
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# define _PATH_WTMPX WTMPX_FILE
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# else
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# define _PATH_WTMPX "/var/adm/wtmp"
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# endif
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# endif
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#endif
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#ifndef _PATH_BSHELL
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# define _PATH_BSHELL "/bin/sh"
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#endif
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#ifdef USER_PATH
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# ifdef _PATH_STDPATH
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# undef _PATH_STDPATH
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# endif
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# define _PATH_STDPATH USER_PATH
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#endif
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#ifndef _PATH_STDPATH
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# define _PATH_STDPATH "/usr/bin:/bin:/usr/sbin:/sbin"
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#endif
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#ifndef _PATH_DEVNULL
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# define _PATH_DEVNULL "/dev/null"
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#endif
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#ifndef MAILDIR
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# define MAILDIR MAIL_DIRECTORY
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#endif
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#if !defined(_PATH_MAILDIR) && defined(MAILDIR)
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# define _PATH_MAILDIR MAILDIR
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#endif /* !defined(_PATH_MAILDIR) && defined(MAILDIR) */
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#ifndef _PATH_RSH
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# ifdef RSH_PATH
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# define _PATH_RSH RSH_PATH
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# endif /* RSH_PATH */
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#endif /* _PATH_RSH */
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/* Macros */
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#ifndef MAX
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# define MAX(a,b) (((a)>(b))?(a):(b))
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# define MIN(a,b) (((a)<(b))?(a):(b))
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#endif
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#ifndef timersub
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#define timersub(a, b, result) \
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do { \
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(result)->tv_sec = (a)->tv_sec - (b)->tv_sec; \
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(result)->tv_usec = (a)->tv_usec - (b)->tv_usec; \
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if ((result)->tv_usec < 0) { \
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--(result)->tv_sec; \
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(result)->tv_usec += 1000000; \
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} \
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} while (0)
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#endif
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#ifndef __P
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# define __P(x) x
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#endif
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#if !defined(__GNUC__) || (__GNUC__ < 2)
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# define __attribute__(x)
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#endif /* !defined(__GNUC__) || (__GNUC__ < 2) */
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#if defined(HAVE_SECURITY_PAM_APPL_H) && !defined(DISABLE_PAM)
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# define USE_PAM
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#endif /* defined(HAVE_SECURITY_PAM_APPL_H) && !defined(DISABLE_PAM) */
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/* Function replacement / compatibility hacks */
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/* In older versions of libpam, pam_strerror takes a single argument */
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#ifdef HAVE_OLD_PAM
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# define PAM_STRERROR(a,b) pam_strerror((b))
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#else
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# define PAM_STRERROR(a,b) pam_strerror((a),(b))
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#endif
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#endif /* _DEFINES_H */
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