diff options
Diffstat (limited to 'common/os.h')
| -rw-r--r-- | common/os.h | 765 |
1 files changed, 765 insertions, 0 deletions
diff --git a/common/os.h b/common/os.h new file mode 100644 index 0000000..a556764 --- /dev/null +++ b/common/os.h @@ -0,0 +1,765 @@ +/************************************************************************ + * IRC - Internet Relay Chat, include/os.h + * Copyright (C) 1997 Alain Nissen + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 1, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +/* This file contains the various system-relative "#include" lines needed for + getting all system types, macros, external variables and functions defined. + + This file also contains definitions of types, constants, macros, external + variables and functions that are missing in the include files of some OS, + or need to be redefined for various reasons. + */ + +#include "setup.h" + +#if HAVE_STDIO_H +# include <stdio.h> +#endif + +#if HAVE_STDLIB_H +# include <stdlib.h> +#endif + +#if HAVE_SYS_TYPES_H +# include <sys/types.h> +#endif + +#if HAVE_SYS_BITYPES_H +# include <sys/bitypes.h> +#endif + +#if HAVE_STDDEF_H +# include <stddef.h> +#endif + +#if USE_STDARG +# include <stdarg.h> +#endif + +#if HAVE_UNISTD_H +# include <unistd.h> +#endif + +#if HAVE_CTYPE_H +# include <ctype.h> +#endif + +#if HAVE_MEMORY_H +# include <memory.h> +#endif + +#if HAVE_VFORK_H +# include <vfork.h> +#endif + +#if HAVE_ERRNO_H +# include <errno.h> +#endif + +#if HAVE_SYS_ERRNO_H +# include <sys/errno.h> +#endif + +#if HAVE_SYS_SYSCALL_H +# include <sys/syscall.h> +#endif + +#if HAVE_PWD_H +# include <pwd.h> +#endif + +#if HAVE_MATH_H +# include <math.h> +#endif + +#if HAVE_UTMP_H +# include <utmp.h> +#endif + +#if HAVE_FCNTL_H +# include <fcntl.h> +#endif + +#if HAVE_SIGNAL_H +# include <signal.h> +#endif + +#if HAVE_SYS_WAIT_H +# include <sys/wait.h> +#endif + +#if HAVE_SYS_IOCTL_H +# include <sys/ioctl.h> +#endif + +#if HAVE_SYS_FILE_H +# include <sys/file.h> +#endif + +#if HAVE_SYS_FILIO_H +# include <sys/filio.h> +#endif + +#if HAVE_SYS_SOCKET_H +# include <sys/socket.h> +#endif + +#if HAVE_SYS_STAT_H +# include <sys/stat.h> +#endif + +#if HAVE_SYS_SELECT_H +# include <sys/select.h> +#endif + +#if HAVE_SYS_POLL_H +# if linux +/* Linux is just soooo broken */ +# define _GNU_SOURCE 1 +# endif +# include <sys/poll.h> +# if linux && !defined(POLLRDNORM) +/* Linux 2.1.xx supports poll(), header files are not upto date yet */ +# define POLLRDNORM 0x0040 +# endif +#endif + +#if HAVE_STROPTS_H +# include <stropts.h> +#endif + +#if HAVE_NETDB_H +# if BAD___CONST_NETDB_H +# ifndef __const +# define __const +# include <netdb.h> +# undef __const +# else +# include <netdb.h> +# endif +# else +# include <netdb.h> +# endif +#endif + +#if HAVE_NETINET_IN_H +# include <netinet/in.h> +#endif + +#if HAVE_SYS_UN_H +# include <sys/un.h> +#endif + +#if HAVE_ARPA_INET_H +# include <arpa/inet.h> +#endif + +#if HAVE_SYS_PARAM_H +# include <sys/param.h> +#endif + +#if HAVE_SYS_SYSLOG_H +# include <sys/syslog.h> +#else +# if HAVE_SYSLOG_H +# include <syslog.h> +# endif +#endif + +#if HAVE_STRING_H +# include <string.h> +#else +# if HAVE_STRINGS_H +# include <strings.h> +# endif +#endif + +#if TIME_WITH_SYS_TIME +# include <sys/time.h> +# include <time.h> +#else +# if HAVE_SYS_TIME_H +# include <sys/time.h> +# else +# include <time.h> +# endif +#endif + +#if HAVE_SYS_RESOURCE_H +# include <sys/resource.h> +#endif + +#if HAVE_SYS_TIMES_H +# include <sys/times.h> +#endif + +#if HAVE_NETINET_IN_SYSTM_H +# include <netinet/in_systm.h> +#endif + +#if HAVE_NETINFO_NI_H +# include <netinfo/ni.h> +#endif + +#if USE_ZLIB && !defined(CLIENT_COMPILE) && !defined(CHKCONF_COMPILE) && \ + !defined(CONTRIB_COMPILE) +# include <zlib.h> +#endif + +#if defined(INET6) && defined(CLIENT_COMPILE) +# if (defined(linux) || defined(__NetBSD__) || defined(__FreeBSD__) || defined(__osf__)) && \ + HAVE_RESOLV_H +# include <resolv.h> +# endif +# if HAVE_ARPA_NAMESER_H +# include <arpa/nameser.h> +# endif +#endif + +#if defined(HAVE_DLFCN_H) +# include <dlfcn.h> +#endif + +#if (defined(__FreeBSD__) ||\ + defined(__OpenBSD__) ||\ + defined(__NetBSD__) ) && !defined(__ELF__) +# define DLSYM_NEEDS_UNDERSCORE +#endif + +/* Some special include files for a special OS. :) + */ + +#ifdef ISC +# include <sys/bsdtypes.h> +# include <sys/sioctl.h> +# include <sys/stream.h> +# include <net/errno.h> +#endif + +/* Definition of __P for handling possible prototype-syntax problems. + */ + +#ifdef __P +# undef __P +#endif +#if __STDC__ +# define __P(x) x +#else +# define __P(x) () +#endif + +/* Some additional system-relative defines that make the code easier. + * + * Note. In fact, the C code should never use system-specific tests; as you + * know, numerous people worked on it in the past, so now it is + * difficult for me to know why such tests are used in the code. But I + * still hope this part of the include file will be cleaned up in + * further releases. -- Alain.Nissen@ulg.ac.be + */ + +#if defined(ultrix) || defined(__ultrix) || defined(__ultrix__) +# ifdef ULTRIX +# undef ULTRIX +# endif +# define ULTRIX +#endif + +#if defined(aix) || defined(_AIX) +# ifdef AIX +# undef AIX +# endif +# define AIX +#endif + +#if defined(sgi) || defined(__sgi) || defined(__sgi__) +# ifdef SGI +# undef SGI +# endif +# define SGI +#endif + +#ifdef NeXT +# ifdef NEXT +# undef NEXT +# endif +# define NEXT +#endif + +#if defined(hpux) || defined(__hpux) +# ifdef HPUX +# undef HPUX +# endif +# define HPUX +#endif + +#if defined(_SVR4) || defined(__SVR4) || defined(__SVR4__) || defined(__svr4__) +# ifdef SVR4 +# undef SVR4 +# endif +# define SVR4 +#endif + +#ifdef __osf__ +# ifdef OSF +# undef OSF +# endif +# define OSF +# ifndef BSD +# define BSD 1 +# endif +#endif + +#if defined(sequent) || defined(__sequent) || defined(__sequent) +# ifdef _SEQUENT_ +# undef _SEQUENT_ +# endif +# define _SEQUENT_ +# undef BSD +# define SYSV +# define DYNIXPTX +#endif + +#if defined(mips) || defined(PCS) +#undef SYSV +#endif + +#ifdef MIPS +#undef BSD +#define BSD 1 /* mips only works in bsd43 environment */ +#endif + +#define Reg register + +/* Strings and memory functions portability problems. + */ + +#if HAVE_MEMCMP && MEMCMP_BROKEN +# define memcmp irc_memcmp +#endif + +#if HAVE_STRCHR +# ifdef index +# undef index +# endif +# define index strchr +#endif + +#if HAVE_STRRCHR +# ifdef rindex +# undef rindex +# endif +# define rindex strrchr +#endif + +#if ! HAVE_STRCHR && HAVE_INDEX +# ifdef strchr +# undef strchr +# endif +# define strchr index +#endif + +#if ! HAVE_STRRCHR && HAVE_RINDEX +# ifdef strrchr +# undef strrchr +# endif +# define strrchr rindex +#endif + +#if HAVE_MEMCMP +# ifdef bcmp +# undef bcmp +# endif +# define bcmp memcmp +#endif + +#if HAVE_MEMSET +# ifdef bzero +# undef bzero +# endif +# define bzero(a,b) memset((a),0,(b)) +#endif + +#if HAVE_MEMMOVE +# ifdef bcopy +# undef bcopy +# endif +# define bcopy(a,b,c) memmove((b),(a),(c)) +#endif + +#if ! HAVE_MEMCMP && HAVE_BCMP +# ifdef memcmp +# undef memcmp +# endif +# define memcmp bcmp +#endif + +#if ! HAVE_MEMCPY && HAVE_BCOPY +# ifdef memcpy +# undef memcpy +# endif +# define memcpy(d,s,n) bcopy((s),(d),(n)) +#endif + +#define strcasecmp mycmp +#define strncasecmp myncmp + +/* inet_ntoa(), inet_aton(), inet_addr() and inet_netof() portability + * problems. + * + * The undefs and prototypes are "needed" because of the way Paul Vixie + * majorly screws up system's include files with Bind. In this case, it's + * Bind 8.x installing /usr[/local]/include/arpa/inet.h -krys + */ + +#if HAVE_INET_NTOA +# ifdef inet_ntoa +# undef inet_ntoa +extern char *inet_ntoa __P((struct in_addr in)); +# endif +# define inetntoa(x) inet_ntoa(*(struct in_addr *)(x)) +#endif +#if HAVE_INET_ATON +# ifdef inet_aton +# undef inet_aton +extern int inet_aton __P((const char *cp, struct in_addr *addr)); +# endif +# define inetaton inet_aton +#endif +#if HAVE_INET_ADDR +# ifdef inet_addr +# undef inet_addr +extern unsigned long int inet_addr __P((const char *cp)); +# endif +# define inetaddr inet_addr +#endif +#if HAVE_INET_NETOF +# ifdef inet_netof +# undef inet_netof +extern int inet_netof __P((struct in_addr in)); +# endif +# define inetnetof inet_netof +#endif +#if ! HAVE_ARPA_INET_H +extern unsigned long int inet_addr __P((const char *cp)); +extern int inet_aton __P((const char *cp, struct in_addr *addr)); +extern int inet_netof __P((struct in_addr in)); +extern char *inet_ntoa __P((struct in_addr in)); +#endif + +/* Signals portability problems. + */ + +#ifdef HPUX +# ifndef SIGWINCH /*pre 9.0*/ +# define SIGWINCH SIGWINDOW +# endif +#endif + +#if BSD_RELIABLE_SIGNALS || POSIX_SIGNALS +#define HAVE_RELIABLE_SIGNALS +#endif + +/* Curses/Termcap portability problems (client only). + */ + +#ifdef CLIENT_COMPILE +#if USE_NCURSES || USE_CURSESX || USE_CURSES +# define DOCURSES +# if USE_CURSESX && HAVE_CURSESX_H +# include <cursesX.h> +# endif +# if (USE_NCURSES || USE_CURSES) && HAVE_CURSES_H +# if HAVE_NCURSES_H +# include <ncurses.h> +# else +# include <curses.h> +# endif +# endif +#else +# undef DOCURSES +#endif /* USE_NCURSES || ... */ + +#if USE_TERMCAP +# define DOTERMCAP +# if HAVE_SGTTY_H +# include <sgtty.h> +# endif +#else +# undef DOTERMCAP +#endif /* USE_TERMCAP */ +#endif /* CLIENT_COMPILE */ + +/* ctime portability problems. + */ + +#if defined(HPUX) && __STDC__ +# define ctime(x) (ctime((const time_t *)(x))) +#endif + +/* getsockopt portability problems. + */ + +#ifdef apollo +# undef IP_OPTIONS /* Defined in /usr/include/netinet/in.h but doesn't work */ +#endif + +/* setlinebuf portability problems. + */ + +#if defined(HPUX) && !defined(SYSV) && !defined(SVR4) || defined(__CYGWIN32__) +# define setlinebuf(x) (setvbuf((x), NULL, _IOLBF, BUFSIZ)) +#endif + + +/* gethostbyname portability problems. + */ + +#if SOLARIS_2_0_2_1_2_2 +/* + * On Solaris 2.0, 2.1 and 2.2 (SunOS 5.0, 5.1 and 5.2) systems, + * gethostbyname() has a bug, it always returns null in h->aliases. + * Workaround: use the undocumented __switch_gethostbyname(...). + */ +extern struct hostent *__switch_gethostbyname __P((const char *name)); +#define gethostbyname __switch_gethostbyname +#endif + +#if SOLARIS_2_3 +/* + * On Solaris 2.3 (SunOS 5.3) systems, gethostbyname() has a bug, it always + * returns null in h->aliases. Workaround: use the undocumented + * _switch_gethostbyname_r(...). + */ +extern struct hostent *_switch_gethostbyname_r __P((const char *name, + struct hostent *hp, + char *buf, int size, + int *h_errno)); +#define gethostbyname solaris_gethostbyname +#endif + +/* Resolver portability problems. + */ + +#ifdef __m88k__ +# define __BIND_RES_TEXT +#endif + +#ifndef NETDB_INTERNAL /* defined in latest BIND's <netdb.h> */ +# define NETDB_INTERNAL -1 /* but not in every vendors' <netdb.h> */ +#endif + +/* getrusage portability problems. + */ + +#if defined(HPUX) && ! HAVE_GETRUSAGE +# define getrusage(a,b) (syscall(SYS_GETRUSAGE, (a), (b))) +# define HAVE_GETRUSAGE 1 +#endif + +/* select portability problems - some systems do not define FD_... macros; on + * some systems (for example HPUX), select uses an int * instead of an + * fd_set * for its 2nd, 3rd and 4th arguments. + * + * Note. This test should be more portable and put in configure ... but I've + * no idea on how to build a test for configure that will guess if the + * system uses int * or fd_set * inside select(). If you've some idea, + * please tell it to me. :) -- Alain.Nissen@ulg.ac.be + */ + +#if ! USE_POLL +# ifndef FD_ZERO +# define FD_ZERO(set) (((set)->fds_bits[0]) = 0) +# define FD_SET(s1, set) (((set)->fds_bits[0]) |= 1 << (s1)) +# define FD_ISSET(s1, set) (((set)->fds_bits[0]) & (1 << (s1))) +# define FD_SETSIZE 30 +# endif /* FD_ZERO */ +# if defined(HPUX) && (! defined(_XPG4_EXTENDED) || (defined(_XPG4_EXTENDED) && defined(__INCLUDE_FROM_TIME_H) && !defined(_XOPEN_SOURCE_EXTENDED))) +# define SELECT_FDSET_TYPE int +# else +# define SELECT_FDSET_TYPE fd_set +# endif +#else /* should not be here - due to irc/c_bsd.c that does not support poll */ +# define SELECT_FDSET_TYPE fd_set +#endif /* USE_POLL */ + +/* <sys/wait.h> POSIX.1 portability problems - HAVE_SYS_WAIT_H is defined + * only if <sys/wait.h> is compatible with POSIX.1 - if not included, a + * prototype must be supplied for wait (wait3 and waitpid are unused here). + */ + +#if ! HAVE_SYS_WAIT_H +# if USE_UNION_WAIT +extern pid_t wait __P((union wait *)); +# else +extern pid_t wait __P((int *)); +# endif +#endif + +/* <sys/socket.h> portability problems - X/Open SPEC 1170 specifies that + * the length parameter of socket operations must be a size_t + * (resp. size_t *), instead of an int (resp. int *); the problem is that + * only a few systems (for example AIX 4.2) follow this specification; others + * systems still use int (resp. int *), which is not always equal to size_t + * (resp. size_t *). + * + * Note. This test should be more portable and put in configure ... but I've + * no idea on how to build a test for configure that will guess if the + * system uses size_t or int for their socket operations. If you've some + * idea, please tell it to me. :) -- Alain.Nissen@ulg.ac.be + */ + +#if defined(AIX) && defined(_XOPEN_SOURCE_EXTENDED) && _XOPEN_SOURCE_EXTENDED +# define SOCK_LEN_TYPE size_t +#else +# define SOCK_LEN_TYPE int +#endif + +/* Stupid typo in AIX 3.2's <sys/stropts.h>. + */ + +#if AIX_3_2 +# ifdef _IO +# undef _IO +# endif +# define _IO(x,y) (IOC_VOID|((x)<<8)|(y)) +#endif + +/* These macros may be broken. + */ + +#if STAT_MACROS_BROKEN +# ifdef S_ISFIFO +# undef S_ISFIFO +# endif +# define S_ISFIFO(m) (((m)&(_S_IFMT)) == (_S_IFIFO)) +# ifdef S_ISDIR +# undef S_ISDIR +# endif +# define S_ISDIR(m) (((m)&(_S_IFMT)) == (_S_IFDIR)) +# ifdef S_ISCHR +# undef S_ISCHR +# endif +# define S_ISCHR(m) (((m)&(_S_IFMT)) == (_S_IFCHR)) +# ifdef S_ISBLK +# undef S_ISBLK +# endif +# define S_ISBLK(m) (((m)&(_S_IFMT)) == (_S_IFBLK)) +# ifdef S_ISREG +# undef S_ISREG +# endif +# define S_ISREG(m) (((m)&(_S_IFMT)) == (_S_IFREG)) +#endif + +/* These constants may be missing. + */ + +#ifndef NULL +#define NULL 0 +#endif +#ifdef FALSE +#undef FALSE +#endif +#define FALSE (0) +#ifdef TRUE +#undef TRUE +#endif +#define TRUE (!FALSE) + +/* These macros may be missing. + */ + +#ifndef MAX +#define MAX(a, b) ((a) > (b) ? (a) : (b)) +#endif +#ifndef MIN +#define MIN(a, b) ((a) < (b) ? (a) : (b)) +#endif + +/* These external may be missing. + */ + +#if ! SYS_ERRLIST_DECLARED +extern char *sys_errlist[]; +#endif + +#if ! SYS_NERR_DECLARED +extern int sys_nerr; +#endif + +#if ! ERRNO_DECLARED +extern int errno; +#endif + +#if ! H_ERRNO_DECLARED +extern int h_errno; +#endif + +/* + * IPv4 or IPv6 structures? + */ + +#ifdef INET6 + +# define AND16(x) ((x)[0]&(x)[1]&(x)[2]&(x)[3]&(x)[4]&(x)[5]&(x)[6]&(x)[7]&(x)[8]&(x)[9]&(x)[10]&(x)[11]&(x)[12]&(x)[13]&(x)[14]&(x)[15]) +static unsigned char minus_one[]={ 255, 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 255, 255, 0}; +# define WHOSTENTP(x) ((x)[0]|(x)[1]|(x)[2]|(x)[3]|(x)[4]|(x)[5]|(x)[6]|(x)[7]|(x)[8]|(x)[9]|(x)[10]|(x)[11]|(x)[12]|(x)[13]|(x)[14]|(x)[15]) + +# define AFINET AF_INET6 +# define SOCKADDR_IN sockaddr_in6 +# define SOCKADDR sockaddr +# define SIN_FAMILY sin6_family +# define SIN_PORT sin6_port +# define SIN_ADDR sin6_addr +# define S_ADDR s6_addr +# define IN_ADDR in6_addr + +# ifndef uint32_t +# define uint32_t __u32 +# endif + +# define MYDUMMY_SIZE 128 +char mydummy[MYDUMMY_SIZE]; +char mydummy2[MYDUMMY_SIZE]; + +# if defined(linux) || defined(__NetBSD__) || defined(__FreeBSD__) || defined(bsdi) +# ifndef s6_laddr +# define s6_laddr s6_addr32 +# endif +# endif + +# if defined(linux) +static const struct in6_addr in6addr_any={ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0}; +# endif + +# define IRCDCONF_DELIMITER '%' + +#else +# define AFINET AF_INET +# define SOCKADDR_IN sockaddr_in +# define SOCKADDR sockaddr +# define SIN_FAMILY sin_family +# define SIN_PORT sin_port +# define SIN_ADDR sin_addr +# define S_ADDR s_addr +# define IN_ADDR in_addr + +# define WHOSTENTP(x) (x) +# define IRCDCONF_DELIMITER ':' +#endif |