diff options
Diffstat (limited to 'include/lib9.h')
| -rw-r--r-- | include/lib9.h | 876 |
1 files changed, 2 insertions, 874 deletions
diff --git a/include/lib9.h b/include/lib9.h index 1373ce15..07a1f976 100644 --- a/include/lib9.h +++ b/include/lib9.h @@ -1,874 +1,2 @@ -/* - * Lib9 is miscellany from the Plan 9 C library that doesn't - * fit into libutf or into libfmt, but is still missing from traditional - * Unix C libraries. - */ -#ifndef _LIB9_H_ -#define _LIB9_H_ 1 -#if defined(__cplusplus) -extern "C" { -#endif - -#define _BSD_SOURCE 1 -#define _SVID_SOURCE 1 -#define _XOPEN_SOURCE 1000 -#define _XOPEN_SOURCE_EXTENDED 1 -#define _LARGEFILE64_SOURCE 1 -#define _FILE_OFFSET_BITS 64 -#define __EXTENSIONS__ 1 /* SunOS */ - -#include <unistd.h> -#include <string.h> -#include <stdlib.h> -#include <stdarg.h> -#include <fcntl.h> -#include <assert.h> -#include <setjmp.h> -#include <stddef.h> -#include <utf.h> -#include <fmt.h> -#include <math.h> - -/* - * OS-specific crap - */ -#define _NEEDUCHAR 1 -#define _NEEDUSHORT 1 -#define _NEEDUINT 1 -#define _NEEDULONG 1 - -typedef long p9jmp_buf[sizeof(sigjmp_buf)/sizeof(long)]; - -#if defined(__linux__) -# include <sys/types.h> -# if defined(__USE_MISC) -# undef _NEEDUSHORT -# undef _NEEDUINT -# undef _NEEDULONG -# endif -#endif -#if defined(__sun__) -# include <sys/types.h> -# undef _NEEDUSHORT -# undef _NEEDUINT -# undef _NEEDULONG -#endif -#if defined(__FreeBSD__) -# include <sys/types.h> -# if !defined(_POSIX_SOURCE) -# undef _NEEDUSHORT -# undef _NEEDUINT -# endif -#endif -#if defined(__APPLE__) -# include <sys/types.h> -# undef _NEEDUSHORT -# undef _NEEDUINT -# define _NEEDLL 1 -#endif - -typedef signed char schar; -typedef unsigned int u32int; -#ifdef _NEEDUCHAR - typedef unsigned char uchar; -#endif -#ifdef _NEEDUSHORT - typedef unsigned short ushort; -#endif -#ifdef _NEEDUINT - typedef unsigned int uint; -#endif -#ifdef _NEEDULONG - typedef unsigned long ulong; -#endif -typedef unsigned long long uvlong; -typedef long long vlong; -typedef uvlong u64int; -typedef uchar u8int; -typedef ushort u16int; - -#undef _NEEDUCHAR -#undef _NEEDUSHORT -#undef _NEEDUINT -#undef _NEEDULONG - -/* - * Begin usual libc.h - */ - -#define nil ((void*)0) -#define nelem(x) (sizeof(x)/sizeof((x)[0])) - -#ifndef offsetof -#define offsetof(s, m) (ulong)(&(((s*)0)->m)) -#endif - -/* - * mem routines (provided by system <string.h>) - * -extern void* memccpy(void*, void*, int, ulong); -extern void* memset(void*, int, ulong); -extern int memcmp(void*, void*, ulong); -extern void* memcpy(void*, void*, ulong); -extern void* memmove(void*, void*, ulong); -extern void* memchr(void*, int, ulong); - */ - -/* - * string routines (provided by system <string.h>) - * -extern char* strcat(char*, char*); -extern char* strchr(char*, int); -extern int strcmp(char*, char*); -extern char* strcpy(char*, char*); - */ -extern char* strecpy(char*, char*, char*); - /* -extern char* strdup(char*); -extern char* strncat(char*, char*, long); -extern char* strncpy(char*, char*, long); -extern int strncmp(char*, char*, long); -extern char* strpbrk(char*, char*); -extern char* strrchr(char*, int); -extern char* strtok(char*, char*); -extern long strlen(char*); -extern long strspn(char*, char*); -extern long strcspn(char*, char*); -extern char* strstr(char*, char*); - */ -extern int cistrncmp(char*, char*, int); -extern int cistrcmp(char*, char*); -extern char* cistrstr(char*, char*); -extern int tokenize(char*, char**, int); - -/* -enum -{ - UTFmax = 3, - Runesync = 0x80, - Runeself = 0x80, - Runeerror = 0x80, -}; -*/ - -/* - * rune routines (provided by <utf.h> - * -extern int runetochar(char*, Rune*); -extern int chartorune(Rune*, char*); -extern int runelen(long); -extern int runenlen(Rune*, int); -extern int fullrune(char*, int); -extern int utflen(char*); -extern int utfnlen(char*, long); -extern char* utfrune(char*, long); -extern char* utfrrune(char*, long); -extern char* utfutf(char*, char*); -extern char* utfecpy(char*, char*, char*); - -extern Rune* runestrcat(Rune*, Rune*); -extern Rune* runestrchr(Rune*, Rune); -extern int runestrcmp(Rune*, Rune*); -extern Rune* runestrcpy(Rune*, Rune*); -extern Rune* runestrncpy(Rune*, Rune*, long); -extern Rune* runestrecpy(Rune*, Rune*, Rune*); -extern Rune* runestrdup(Rune*); -extern Rune* runestrncat(Rune*, Rune*, long); -extern int runestrncmp(Rune*, Rune*, long); -extern Rune* runestrrchr(Rune*, Rune); -extern long runestrlen(Rune*); -extern Rune* runestrstr(Rune*, Rune*); - -extern Rune tolowerrune(Rune); -extern Rune totitlerune(Rune); -extern Rune toupperrune(Rune); -extern int isalpharune(Rune); -extern int islowerrune(Rune); -extern int isspacerune(Rune); -extern int istitlerune(Rune); -extern int isupperrune(Rune); - */ - -/* - * malloc (provied by system <stdlib.h>) - * -extern void* malloc(ulong); - */ -extern void* p9malloc(ulong); -extern void* mallocz(ulong, int); -/* -extern void free(void*); -extern ulong msize(void*); -extern void* calloc(ulong, ulong); -extern void* realloc(void*, ulong); - */ -extern void setmalloctag(void*, ulong); -extern void setrealloctag(void*, ulong); -extern ulong getmalloctag(void*); -extern ulong getrealloctag(void*); -/* -extern void* malloctopoolblock(void*); -*/ -#ifndef NOPLAN9DEFINES -#define malloc p9malloc -#endif - -/* - * print routines (provided by <fmt.h>) - * -typedef struct Fmt Fmt; -struct Fmt{ - uchar runes; - void *start; - void *to; - void *stop; - int (*flush)(Fmt *); - void *farg; - int nfmt; - va_list args; - int r; - int width; - int prec; - ulong flags; -}; - -enum{ - FmtWidth = 1, - FmtLeft = FmtWidth << 1, - FmtPrec = FmtLeft << 1, - FmtSharp = FmtPrec << 1, - FmtSpace = FmtSharp << 1, - FmtSign = FmtSpace << 1, - FmtZero = FmtSign << 1, - FmtUnsigned = FmtZero << 1, - FmtShort = FmtUnsigned << 1, - FmtLong = FmtShort << 1, - FmtVLong = FmtLong << 1, - FmtComma = FmtVLong << 1, - FmtByte = FmtComma << 1, - - FmtFlag = FmtByte << 1 -}; - -extern int print(char*, ...); -extern char* seprint(char*, char*, char*, ...); -extern char* vseprint(char*, char*, char*, va_list); -extern int snprint(char*, int, char*, ...); -extern int vsnprint(char*, int, char*, va_list); -extern char* smprint(char*, ...); -extern char* vsmprint(char*, va_list); -extern int sprint(char*, char*, ...); -extern int fprint(int, char*, ...); -extern int vfprint(int, char*, va_list); - -extern int runesprint(Rune*, char*, ...); -extern int runesnprint(Rune*, int, char*, ...); -extern int runevsnprint(Rune*, int, char*, va_list); -extern Rune* runeseprint(Rune*, Rune*, char*, ...); -extern Rune* runevseprint(Rune*, Rune*, char*, va_list); -extern Rune* runesmprint(char*, ...); -extern Rune* runevsmprint(char*, va_list); - -extern int fmtfdinit(Fmt*, int, char*, int); -extern int fmtfdflush(Fmt*); -extern int fmtstrinit(Fmt*); -extern char* fmtstrflush(Fmt*); -extern int runefmtstrinit(Fmt*); -extern Rune* runefmtstrflush(Fmt*); - -extern int fmtinstall(int, int (*)(Fmt*)); -extern int dofmt(Fmt*, char*); -extern int dorfmt(Fmt*, Rune*); -extern int fmtprint(Fmt*, char*, ...); -extern int fmtvprint(Fmt*, char*, va_list); -extern int fmtrune(Fmt*, int); -extern int fmtstrcpy(Fmt*, char*); -extern int fmtrunestrcpy(Fmt*, Rune*); - */ - -/* - * error string for %r - * supplied on per os basis, not part of fmt library - * - * (provided by lib9, but declared in fmt.h) - * -extern int errfmt(Fmt *f); - */ - -/* - * quoted strings - */ -extern char *unquotestrdup(char*); -extern Rune *unquoterunestrdup(Rune*); -extern char *quotestrdup(char*); -extern Rune *quoterunestrdup(Rune*); -/* - * in fmt.h - * -extern void quotefmtinstall(void); -extern int quotestrfmt(Fmt*); -extern int quoterunestrfmt(Fmt*); - */ -#ifndef NOPLAN9DEFINES -#define doquote fmtdoquote -#endif -extern int needsrcquote(int); - -/* - * random number (in <stdlib.h>) - * -extern void srand(long); -extern int rand(void); - */ -extern int nrand(int); -extern long lrand(void); -extern long lnrand(long); -extern double frand(void); -extern ulong truerand(void); /* uses /dev/random */ -extern ulong ntruerand(ulong); /* uses /dev/random */ - -/* - * math - */ -extern ulong getfcr(void); -extern void setfsr(ulong); -extern ulong getfsr(void); -extern void setfcr(ulong); -extern double NaN(void); -extern double Inf(int); -extern int isNaN(double); -extern int isInf(double, int); -extern ulong umuldiv(ulong, ulong, ulong); -extern long muldiv(long, long, long); - -/* - * provided by math.h - * -extern double pow(double, double); -extern double atan2(double, double); -extern double fabs(double); -extern double atan(double); -extern double log(double); -extern double log10(double); -extern double exp(double); -extern double floor(double); -extern double ceil(double); -extern double hypot(double, double); -extern double sin(double); -extern double cos(double); -extern double tan(double); -extern double asin(double); -extern double acos(double); -extern double sinh(double); -extern double cosh(double); -extern double tanh(double); -extern double sqrt(double); -extern double fmod(double, double); -#define HUGE 3.4028234e38 -#define PIO2 1.570796326794896619231e0 -#define PI (PIO2+PIO2) - */ -#define PI M_PI -#define PIO2 M_PI_2 - -/* - * Time-of-day - */ - -typedef -struct Tm -{ - int sec; - int min; - int hour; - int mday; - int mon; - int year; - int wday; - int yday; - char zone[4]; - int tzoff; -} Tm; - -extern Tm* p9gmtime(long); -extern Tm* p9localtime(long); -extern char* p9asctime(Tm*); -extern char* p9ctime(long); -extern double p9cputime(void); -extern long p9times(long*); -extern long p9tm2sec(Tm*); -extern vlong p9nsec(void); - -#ifndef NOPLAN9DEFINES -#define gmtime p9gmtime -#define localtime p9localtime -#define asctime p9asctime -#define ctime p9ctime -#define cputime p9cputime -#define times p9times -#define tm2sec p9tm2sec -#define nsec p9nsec -#endif - -/* - * one-of-a-kind - */ -enum -{ - PNPROC = 1, - PNGROUP = 2, -}; - -/* extern int abs(int); <stdlib.h> */ -extern int p9atexit(void(*)(void)); -extern void p9atexitdont(void(*)(void)); -extern int atnotify(int(*)(void*, char*), int); -/* - * <stdlib.h> -extern double atof(char*); <stdlib.h> -extern int atoi(char*); -extern long atol(char*); - */ -extern vlong atoll(const char*); -extern double charstod(int(*)(void*), void*); -extern char* cleanname(char*); -extern int p9decrypt(void*, void*, int); -extern int p9encrypt(void*, void*, int); -extern int dec64(uchar*, int, char*, int); -extern int enc64(char*, int, uchar*, int); -extern int dec32(uchar*, int, char*, int); -extern int enc32(char*, int, uchar*, int); -extern int dec16(uchar*, int, char*, int); -extern int enc16(char*, int, uchar*, int); -extern int encodefmt(Fmt*); -extern int dirmodefmt(Fmt*); -extern void exits(char*); -extern double frexp(double, int*); -extern ulong getcallerpc(void*); -extern char* p9getenv(char*); -extern int p9putenv(char*, char*); -extern int getfields(char*, char**, int, int, char*); -extern int gettokens(char *, char **, int, char *); -extern char* getuser(void); -extern char* p9getwd(char*, int); -extern int iounit(int); -/* extern long labs(long); <math.h> */ -/* extern double ldexp(double, int); <math.h> */ -extern void p9longjmp(p9jmp_buf, int); -extern char* mktemp(char*); -extern int opentemp(char*); -/* extern double modf(double, double*); <math.h> */ -extern int netcrypt(void*, void*); -extern void p9notejmp(void*, p9jmp_buf, int); -extern void perror(const char*); -extern int postnote(int, int, char *); -extern double pow10(int); -/* extern int putenv(char*, char*); <stdlib.h. */ -/* extern void qsort(void*, long, long, int (*)(void*, void*)); <stdlib.h> */ -/* extern int p9setjmp(p9jmp_buf); */ -#define p9setjmp(b) sigsetjmp((void*)(b), 1) -/* - * <stdlib.h> -extern double strtod(char*, char**); -extern long strtol(char*, char**, int); -extern ulong strtoul(char*, char**, int); -extern vlong strtoll(char*, char**, int); -extern uvlong strtoull(char*, char**, int); - */ -extern void sysfatal(char*, ...); -extern void p9syslog(int, char*, char*, ...); -extern long time(long*); -/* extern int tolower(int); <ctype.h> */ -/* extern int toupper(int); <ctype.h> */ -#ifndef NOPLAN9DEFINES -#define atexit p9atexit -#define atexitdont p9atexitdont -#define encrypt p9encrypt -#define decrypt p9decrypt -#define getenv p9getenv -#define getwd p9getwd -#define longjmp p9longjmp -#undef setjmp -#define setjmp p9setjmp -#define putenv p9putenv -#define notejmp p9notejmp -#define jmp_buf p9jmp_buf -#define syslog p9syslog -#endif - -/* - * synchronization - */ -typedef -struct Lock { - int val; -} Lock; - -extern int _tas(int*); - -extern void lock(Lock*); -extern void unlock(Lock*); -extern int canlock(Lock*); - -typedef struct QLp QLp; -struct QLp -{ - int inuse; - QLp *next; - char state; -}; - -typedef -struct QLock -{ - Lock lock; - int locked; - QLp *head; - QLp *tail; -} QLock; - -extern void qlock(QLock*); -extern void qunlock(QLock*); -extern int canqlock(QLock*); -extern void _qlockinit(ulong (*)(ulong, ulong)); /* called only by the thread library */ - -typedef -struct RWLock -{ - Lock lock; - int readers; /* number of readers */ - int writer; /* number of writers */ - QLp *head; /* list of waiting processes */ - QLp *tail; -} RWLock; - -extern void rlock(RWLock*); -extern void runlock(RWLock*); -extern int canrlock(RWLock*); -extern void wlock(RWLock*); -extern void wunlock(RWLock*); -extern int canwlock(RWLock*); - -typedef -struct Rendez -{ - QLock *l; - QLp *head; - QLp *tail; -} Rendez; - -extern void rsleep(Rendez*); /* unlocks r->l, sleeps, locks r->l again */ -extern int rwakeup(Rendez*); -extern int rwakeupall(Rendez*); -extern void** privalloc(void); -extern void privfree(void**); - -/* - * network dialing - */ -#define NETPATHLEN 40 -extern int p9accept(int, char*); -extern int p9announce(char*, char*); -extern int p9dial(char*, char*, char*, int*); -extern void p9setnetmtpt(char*, int, char*); -extern int p9hangup(int); -extern int p9listen(char*, char*); -extern char* p9netmkaddr(char*, char*, char*); -extern int p9reject(int, char*, char*); - -#ifndef NOPLAN9DEFINES -#define accept p9accept -#define announce p9announce -#define dial p9dial -#define setnetmtpt p9setnetmtpt -#define hangup p9hangup -#define listen p9listen -#define netmkaddr p9netmkaddr -#define reject p9reject -#endif - -/* - * encryption - */ -extern int pushssl(int, char*, char*, char*, int*); -extern int pushtls(int, char*, char*, int, char*, char*); - -/* - * network services - */ -typedef struct NetConnInfo NetConnInfo; -struct NetConnInfo -{ - char *dir; /* connection directory */ - char *root; /* network root */ - char *spec; /* binding spec */ - char *lsys; /* local system */ - char *lserv; /* local service */ - char *rsys; /* remote system */ - char *rserv; /* remote service */ -}; -extern NetConnInfo* getnetconninfo(char*, int); -extern void freenetconninfo(NetConnInfo*); - -/* - * system calls - * - */ -#define STATMAX 65535U /* max length of machine-independent stat structure */ -#define DIRMAX (sizeof(Dir)+STATMAX) /* max length of Dir structure */ -#define ERRMAX 128 /* max length of error string */ - -#define MORDER 0x0003 /* mask for bits defining order of mounting */ -#define MREPL 0x0000 /* mount replaces object */ -#define MBEFORE 0x0001 /* mount goes before others in union directory */ -#define MAFTER 0x0002 /* mount goes after others in union directory */ -#define MCREATE 0x0004 /* permit creation in mounted directory */ -#define MCACHE 0x0010 /* cache some data */ -#define MMASK 0x0017 /* all bits on */ - -#define OREAD 0 /* open for read */ -#define OWRITE 1 /* write */ -#define ORDWR 2 /* read and write */ -#define OEXEC 3 /* execute, == read but check execute permission */ -#define OTRUNC 16 /* or'ed in (except for exec), truncate file first */ -#define OCEXEC 32 /* or'ed in, close on exec */ -#define ORCLOSE 64 /* or'ed in, remove on close */ -#define OEXCL 0x1000 /* or'ed in, exclusive use (create only) */ - -#define AEXIST 0 /* accessible: exists */ -#define AEXEC 1 /* execute access */ -#define AWRITE 2 /* write access */ -#define AREAD 4 /* read access */ - -/* Segattch */ -#define SG_RONLY 0040 /* read only */ -#define SG_CEXEC 0100 /* detach on exec */ - -#define NCONT 0 /* continue after note */ -#define NDFLT 1 /* terminate after note */ -#define NSAVE 2 /* clear note but hold state */ -#define NRSTR 3 /* restore saved state */ - -/* bits in Qid.type */ -#define QTDIR 0x80 /* type bit for directories */ -#define QTAPPEND 0x40 /* type bit for append only files */ -#define QTEXCL 0x20 /* type bit for exclusive use files */ -#define QTMOUNT 0x10 /* type bit for mounted channel */ -#define QTAUTH 0x08 /* type bit for authentication file */ -#define QTFILE 0x00 /* plain file */ - -/* bits in Dir.mode */ -#define DMDIR 0x80000000 /* mode bit for directories */ -#define DMAPPEND 0x40000000 /* mode bit for append only files */ -#define DMEXCL 0x20000000 /* mode bit for exclusive use files */ -#define DMMOUNT 0x10000000 /* mode bit for mounted channel */ -#define DMAUTH 0x08000000 /* mode bit for authentication file */ -#define DMREAD 0x4 /* mode bit for read permission */ -#define DMWRITE 0x2 /* mode bit for write permission */ -#define DMEXEC 0x1 /* mode bit for execute permission */ - -#if defined(__FreeBSD__) -#undef RFFDG -#undef RFNOTEG -#undef RFPROC -#undef RFMEM -#undef RFNOWAIT -#undef RFCFDG -#undef RFNAMEG -#undef RFENVG -#undef RFCENVG -#undef RFCFDG -#undef RFCNAMEG -#endif - -enum -{ - RFNAMEG = (1<<0), - RFENVG = (1<<1), - RFFDG = (1<<2), - RFNOTEG = (1<<3), - RFPROC = (1<<4), - RFMEM = (1<<5), - RFNOWAIT = (1<<6), - RFCNAMEG = (1<<10), - RFCENVG = (1<<11), - RFCFDG = (1<<12), -/* RFREND = (1<<13), */ -/* RFNOMNT = (1<<14) */ -}; - -extern int ffork(int, void(*)(void*), void*); - -typedef -struct Qid -{ - uvlong path; - ulong vers; - uchar type; -} Qid; - -typedef -struct Dir { - /* system-modified data */ - ushort type; /* server type */ - uint dev; /* server subtype */ - /* file data */ - Qid qid; /* unique id from server */ - ulong mode; /* permissions */ - ulong atime; /* last read time */ - ulong mtime; /* last write time */ - vlong length; /* file length */ - char *name; /* last element of path */ - char *uid; /* owner name */ - char *gid; /* group name */ - char *muid; /* last modifier name */ -} Dir; - -/* keep /sys/src/ape/lib/ap/plan9/sys9.h in sync with this -rsc */ -typedef -struct Waitmsg -{ - int pid; /* of loved one */ - ulong time[3]; /* of loved one & descendants */ - char *msg; -} Waitmsg; - -typedef -struct IOchunk -{ - void *addr; - ulong len; -} IOchunk; - -extern void _exits(char*); - -extern void abort(void); -extern int p9access(char*, int); -extern long p9alarm(ulong); -extern int await(char*, int); -extern int awaitnohang(char*, int); -/* extern int bind(char*, char*, int); give up */ -/* extern int brk(void*); <unistd.h> */ -extern int p9chdir(char*); -extern int close(int); -extern int p9create(char*, int, ulong); -extern int p9dup(int, int); -extern int errstr(char*, uint); -extern int p9exec(char*, char*[]); -/* extern int execl(char*, ...); <unistd.h> */ -/* extern int fork(void); <unistd.h> */ -extern int p9rfork(int); -/* not implemented -extern int fauth(int, char*); -extern int fstat(int, uchar*, int); -extern int fwstat(int, uchar*, int); -extern int fversion(int, int, char*, int); -extern int mount(int, int, char*, int, char*); -extern int unmount(char*, char*); -*/ -extern int noted(int); -extern int notify(void(*)(void*, char*)); -extern int p9open(char*, int); -extern int fd2path(int, char*, int); -extern int p9pipe(int*); -/* - * use defs from <unistd.h> -extern long pread(int, void*, long, vlong); -extern long preadv(int, IOchunk*, int, vlong); -extern long pwrite(int, void*, long, vlong); -extern long pwritev(int, IOchunk*, int, vlong); -extern long read(int, void*, long); - */ -extern long readn(int, void*, long); -/* extern long readv(int, IOchunk*, int); <unistd.h> */ -extern int remove(const char*); -/* extern void* sbrk(ulong); <unistd.h> */ -/* extern long oseek(int, long, int); */ -extern vlong p9seek(int, vlong, int); -/* give up -extern long segattach(int, char*, void*, ulong); -extern int segbrk(void*, void*); -extern int segdetach(void*); -extern int segflush(void*, ulong); -extern int segfree(void*, ulong); -*/ -extern int p9sleep(long); -/* extern int stat(char*, uchar*, int); give up */ -extern Waitmsg* p9wait(void); -extern Waitmsg* waitnohang(void); -extern int p9waitpid(void); -/* <unistd.h> -extern long write(int, void*, long); -extern long writev(int, IOchunk*, int); -*/ -/* extern int wstat(char*, uchar*, int); give up */ -extern ulong rendezvous(ulong, ulong); - -#ifndef NOPLAN9DEFINES -#define alarm p9alarm -#define dup p9dup -#define exec p9exec -#define seek p9seek -#define sleep p9sleep -#define wait p9wait -#define waitpid p9waitpid -#define rfork p9rfork -#define access p9access -#define create p9create -#define open p9open -#define pipe p9pipe -#endif - -extern Dir* dirstat(char*); -extern Dir* dirfstat(int); -extern int dirwstat(char*, Dir*); -extern int dirfwstat(int, Dir*); -extern long dirread(int, Dir**); -extern void nulldir(Dir*); -extern long dirreadall(int, Dir**); -/* extern int getpid(void); <unistd.h> */ -/* extern int getppid(void); */ -extern void rerrstr(char*, uint); -extern char* sysname(void); -extern void werrstr(char*, ...); -extern char* getns(void); -extern int sendfd(int, int); -extern int recvfd(int); -extern int post9pservice(int, char*); - -/* external names that we don't want to step on */ -#ifndef NOPLAN9DEFINES -#define main p9main -#endif - -/* compiler directives on plan 9 */ -#define USED(x) if(x){}else{} -#define SET(x) ((x)=0) - -/* command line */ -extern char *argv0; -extern void __fixargv0(void); -#define ARGBEGIN for((argv0?0:(argv0=(__fixargv0(),*argv))),argv++,argc--;\ - argv[0] && argv[0][0]=='-' && argv[0][1];\ - argc--, argv++) {\ - char *_args, *_argt;\ - Rune _argc;\ - _args = &argv[0][1];\ - if(_args[0]=='-' && _args[1]==0){\ - argc--; argv++; break;\ - }\ - _argc = 0;\ - while(*_args && (_args += chartorune(&_argc, _args)))\ - switch(_argc) -#define ARGEND SET(_argt);USED(_argt);USED(_argc);USED(_args);}USED(argv);USED(argc); -#define ARGF() (_argt=_args, _args="",\ - (*_argt? _argt: argv[1]? (argc--, *++argv): 0)) -#define EARGF(x) (_argt=_args, _args="",\ - (*_argt? _argt: argv[1]? (argc--, *++argv): ((x), abort(), (char*)0))) - -#define ARGC() _argc - -#if defined(__cplusplus) -} -#endif -#endif /* _LIB9_H_ */ +#include <u.h> +#include <libc.h> |