05633c9bc3
With this change, the signal handler signature is defined in only one place. Also make most signal handler functions static (those that are only referred to in irc.c).
305 lines
5.9 KiB
C
305 lines
5.9 KiB
C
/*
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* irc_std.h: header to define things used in all the programs ircii
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* comes with
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*
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* hacked together from various other files by matthew green
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* copyright(c) 1993
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*
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* See the copyright file, or do a help ircii copyright
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*
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* @(#)$Id$
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*/
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#ifndef IRC_STD_H_
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#define IRC_STD_H_
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#include "defs.h"
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/*
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* Everybody needs these ANSI headers...
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*/
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <ctype.h>
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#include <stdarg.h>
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#include <stddef.h>
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/*
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* Everybody needs these POSIX headers...
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*/
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#include <sys/types.h>
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#include <unistd.h>
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#include <signal.h>
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#include <limits.h>
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#include <sys/param.h>
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#include <errno.h>
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/*
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* Everybody needs these INET headers...
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*/
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#ifdef HAVE_NETINET_IN_H
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#include <netinet/in.h>
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#endif
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#ifdef HAVE_ARPA_INET_H
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#include <arpa/inet.h>
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#endif
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#ifdef HAVE_NETDB_H
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#include <netdb.h>
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#endif
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/*
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* Deal with brokenness in <time.h> and <sys/time.h>
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*/
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#ifdef TIME_WITH_SYS_TIME
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# include <sys/time.h>
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# include <time.h>
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#else
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# ifdef HAVE_SYS_TIME_H
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# include <sys/time.h>
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# else
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# include <time.h>
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# endif
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#endif
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/*
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* Deal with brokenness in <fcntl.h> and <sys/fcntl.h>
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*/
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#ifdef HAVE_FCNTL_H
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# include <fcntl.h>
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#else
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# ifdef HAVE_SYS_FCNTL_H
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# include <sys/fcntl.h>
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# endif
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#endif
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/*
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* Deal with brokenness figuring out struct direct
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*/
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#if HAVE_DIRENT_H
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# include <dirent.h>
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# define NAMLEN(dirent) strlen((dirent)->d_name)
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#else
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# define dirent direct
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# define NAMLEN(dirent) (dirent)->d_namlen
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# if HAVE_SYS_NDIR_H
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# include <sys/ndir.h>
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# endif
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# if HAVE_SYS_DIR_H
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# include <sys/dir.h>
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# endif
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# if HAVE_NDIR_H
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# include <ndir.h>
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# endif
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#endif
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/*
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* First try to figure out if we can use GNU CC special features...
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*/
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#ifndef __GNUC__
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# define __inline /* delete gcc keyword */
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# define _printf_(x)
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# define _noreturn_
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# define __inline__
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#else
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# if (__GNUC__ > 2) || ((__GNUC__ == 2) && (__GNUC_MINOR__ >= 7))
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# define _printf_(x) __attribute__ ((format (printf, x, x + 1)))
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# define _noreturn_ __attribute__ ((noreturn))
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# else
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# define _printf_(x)
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# define _noreturn_
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# define __inline
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# endif
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#endif
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/*
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* Figure out how to make alloca work
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* I took this from the autoconf documentation
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*/
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#if defined(__GNUC__) && !defined(HAVE_ALLOCA_H)
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# ifndef alloca
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# define alloca __builtin_alloca
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# endif
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#else
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# if HAVE_ALLOCA_H
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# include <alloca.h>
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# else
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# ifdef _AIX
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#pragma alloca
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# else
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# ifndef alloca
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char *alloca();
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# endif
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# endif
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# endif
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#endif
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# include <errno.h>
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#ifndef ERRNO_DECLARED
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extern int errno;
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#endif
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#ifndef HAVE_SOCKLEN_T
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typedef int socklen_t;
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#endif
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#ifndef NBBY
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# define NBBY 8 /* number of bits in a byte */
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#endif /* NBBY */
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#ifndef NFDBITS
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# define NFDBITS (sizeof(long) * NBBY) /* bits per mask */
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#endif /* NFDBITS */
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#ifndef FD_SETSIZE
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#define FD_SETSIZE 256
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#endif
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#ifndef howmany
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#define howmany(x, y) (((x) + ((y) - 1)) / (y))
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#endif
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#include <limits.h>
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#define SIGNAL_HANDLER(x) \
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RETSIGTYPE x (int unused)
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typedef SIGNAL_HANDLER(sigfunc);
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sigfunc *my_signal (int, sigfunc *, int);
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#include <stdlib.h>
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#define index strchr
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#ifndef MAXPATHLEN
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#ifndef PATHSIZE
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#define PATHSIZE 1024
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#endif
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#define MAXPATHLEN PATHSIZE
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#endif
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/*
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* Dont trust anyone else's NULLs.
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*/
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#ifdef NULL
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#undef NULL
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#endif
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#define NULL (void *) 0
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#ifndef HAVE_STRERROR
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#ifndef SYS_ERRLIST_DECLARED
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extern char *sys_errlist[];
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#endif
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#define strerror(x) (char *)sys_errlist[x]
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#endif
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#if !defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
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extern int gettimeofday(struct timeval *tv, struct timezone *tz);
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#endif
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#ifndef GETPGID_DECLARED
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pid_t getpgid (pid_t pid);
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#endif
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#ifndef KILLPG_DECLARED
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int killpg (int pgrp, int sig);
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#endif
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#ifndef GETPASS_DECLARED
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char * getpass (const char * prompt);
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#endif
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#ifndef BCOPY_DECLARED
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void bcopy (const void *src, void *dest, size_t n);
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#endif
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#define BUILT_IN_COMMAND(x) \
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void x (char *command, char *args, char *subargs, char *helparg)
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#define BUILT_IN_FUNCTION(x) \
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char * x (char *fn, char *input)
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#if defined(_AIX)
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int getpeername (int s, struct sockaddr *, int *);
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int getsockname (int s, struct sockaddr *, int *);
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int socket (int, int, int);
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int bind (int, struct sockaddr *, int);
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int listen (int, int);
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int accept (int, struct sockaddr *, int *);
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int recv (int, void *, int, unsigned int);
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int send (int, void *, int, unsigned int);
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int gettimeofday (struct timeval *, struct timezone *);
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int gethostname (char *, int);
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int setsockopt (int, int, int, void *, int);
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int setitimer (int, struct itimerval *, struct itimerval *);
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int ioctl (int, int, ...);
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#endif
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#ifdef __EMX__
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#define strcasecmp stricmp
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#define strncasecmp strnicmp
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#endif
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/* We provide our own ltoa() rather than rely on the various non-standard ones
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* that some platforms provide. */
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#define ltoa(a) my_ltoa(a)
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/*
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* DCC specification requires exactly a 32 bit checksum.
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* Kind of lame, actually.
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*/
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#ifdef UNSIGNED_LONG32
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typedef unsigned long u_32int_t;
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#else
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# ifdef UNSIGNED_INT32
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typedef unsigned int u_32int_t;
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# else
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typedef unsigned long u_32int_t;
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# endif
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#endif
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#if !HAVE_DECL_SYS_SIGLIST && HAVE_DECL__SYS_SIGLIST
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#define sys_siglist _sys_siglist
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#endif
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/* Used in compat.c */
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#ifndef HAVE_TPARM
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char *tparm (const char *, ...);
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#endif
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#ifndef HAVE_STRTOUL
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unsigned long strtoul (const char *, char **, int);
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#endif
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#ifndef HAVE_SETENV
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char * bsd_getenv (const char *);
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int bsd_putenv (const char *);
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int bsd_setenv (const char *, const char *, int);
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void bsd_unsetenv (const char *);
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#define setenv bsd_setenv
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#endif
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#ifndef HAVE_INET_ATON
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int inet_aton (const char *, struct in_addr *);
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#endif
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#ifndef HAVE_STRLCPY
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size_t strlcpy (char *, const char *, size_t);
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#endif
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#ifndef HAVE_STRLCAT
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size_t strlcat (char *, const char *, size_t);
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#endif
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#ifndef HAVE_VSNPRINTF
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int vsnprintf (char *, size_t, const char *, va_list);
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#endif
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#ifndef HAVE_SNPRINTF
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int snprintf (char *, size_t, const char *, ...);
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#endif
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#ifndef HAVE_SETSID
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int setsid (void);
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#endif
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#endif /* IRC_STD_H_ */
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