#define _POSIX_SOURCE #define _POSIX_C_SOURCE 1 #define _LARGEFILE64_SOURCE 1 #define _FILE_OFFSET_BITS 64 #include #include #include #include #include "math.h" #include #include #include #define getwd infgetwd /* * math/dtoa.c */ #define __LITTLE_ENDIAN #define nil ((void*)0) typedef unsigned char uchar; typedef unsigned int uint; typedef unsigned long ulong; typedef signed char schar; typedef unsigned short ushort; typedef unsigned int Rune; typedef long long int vlong; typedef unsigned long long int uvlong; typedef unsigned int mpdigit; /* for /sys/include/mp.h */ typedef unsigned short u16int; typedef unsigned char u8int; typedef unsigned long uintptr; typedef signed char int8; typedef unsigned char uint8; typedef short int16; typedef unsigned short uint16; typedef int int32; typedef unsigned int uint32; typedef long long int64; typedef unsigned long long uint64; #define USED(x) if(x);else #define SET(x) #define nelem(x) (sizeof(x)/sizeof((x)[0])) /* * mem and string routines are declared by ANSI/POSIX files above */ enum { UTFmax = 4, /* maximum bytes per rune */ Runesync = 0x80, /* cannot represent part of a UTF sequence (<) */ Runeself = 0x80, /* rune and UTF sequences are the same (<) */ Runeerror = 0xFFFD, /* decoding error in UTF */ Runemax = 0x10FFFF, /* 21-bit rune */ Runemask = 0x1FFFFF, /* bits used by runes (see grep) */ }; /* * rune routines */ 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 */ extern void* malloc(size_t); extern void* mallocz(ulong, int); extern void free(void*); extern ulong msize(void*); extern void* calloc(size_t, size_t); extern void* realloc(void*, size_t); extern void setmalloctag(void*, ulong); extern void setrealloctag(void*, ulong); extern ulong getmalloctag(void*); extern ulong getrealloctag(void*); extern void* malloctopoolblock(void*); extern int getfields(char*, char**, int, int, char*); extern uintptr getcallerpc(void*); /* * print routines */ typedef struct Fmt Fmt; struct Fmt{ uchar runes; /* output buffer is runes or chars? */ void *start; /* of buffer */ void *to; /* current place in the buffer */ void *stop; /* end of the buffer; overwritten if flush fails */ int (*flush)(Fmt *); /* called when to == stop */ void *farg; /* to make flush a closure */ int nfmt; /* num chars formatted so far */ va_list args; /* args passed to dofmt */ int r; /* % format Rune */ 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 */ extern int errfmt(Fmt *f); /* * quoted strings */ extern char *unquotestrdup(char*); extern Rune *unquoterunestrdup(Rune*); extern char *quotestrdup(char*); extern Rune *quoterunestrdup(Rune*); extern int quotestrfmt(Fmt*); extern int quoterunestrfmt(Fmt*); extern void quotefmtinstall(void); extern int (*doquote)(int); extern char* strdup(const char*); extern int tokenize(char*, char**, int); extern vlong strtoll(const char*, char**, int); #define qsort infqsort extern void qsort(void*, long, long, int (*)(void*, void*)); extern int isNaN(double); extern int isInf(double, int); /* * Time-of-day */ typedef struct Tm Tm; struct Tm { int sec; int min; int hour; int mday; int mon; int year; int wday; int yday; char zone[4]; }; /* * one-of-a-kind */ extern int getfields(char*, char**, int, int, char*); extern char* getuser(void); extern char* getwd(char*, int); extern double pow10(int); extern double ipow10(int); extern vlong strtoll(const char*, char**, int); extern uvlong strtoull(const char*, char**, int); extern void sysfatal(char*, ...); 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*); /* * synchronization */ typedef struct Lock { int val; int pid; } Lock; extern int _tas(int*); extern void lock(Lock*); extern void unlock(Lock*); extern int canlock(Lock*); typedef struct QLock QLock; struct QLock { Lock use; /* to access Qlock structure */ Proc *head; /* next process waiting for object */ Proc *tail; /* last process waiting for object */ int locked; /* flag */ }; 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 l; /* Lock modify lock */ QLock x; /* Mutual exclusion lock */ QLock k; /* Lock for waiting writers */ int readers; /* Count of readers in lock */ } RWLock; extern int canrlock(RWLock*); extern int canwlock(RWLock*); extern void rlock(RWLock*); extern void runlock(RWLock*); extern void wlock(RWLock*); extern void wunlock(RWLock*); /* * system calls * */ enum { NAMELEN = 28, ERRLEN = 64, ERRMAX = 128, DIRLEN = 116 }; #define CHDIR 0x80000000 /* mode bit for directories */ #define CHAPPEND 0x40000000 /* mode bit for append only files */ #define CHEXCL 0x20000000 /* mode bit for exclusive use files */ #define CHMOUNT 0x10000000 /* mode bit for mounted channel */ #define CHREAD 0x4 /* mode bit for read permission */ #define CHWRITE 0x2 /* mode bit for write permission */ #define CHEXEC 0x1 /* mode bit for execute permission */ #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 0x0007 /* 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) */ typedef struct Qid { ulong path; ulong vers; } Qid; typedef struct Dir { char name[NAMELEN]; char uid[NAMELEN]; char gid[NAMELEN]; Qid qid; ulong mode; int atime; int mtime; vlong length; ushort type; ushort dev; } Dir; extern int dirfstat(int, Dir*); extern int dirstat(char*, Dir*); extern int dirfwstat(int, Dir*); extern int dirwstat(char*, Dir*); extern char* cleanname(char*); extern void exits(char*); extern void _exits(char*); extern int create(char*, int, int); extern char* getuser(void); extern char* getwd(char*, int); extern int errstr(char*, uint); extern void werrstr(char*, ...); #define ARGBEGIN for(argv++,argc--;\ argv[0] && argv[0][0]=='-' && argv[0][1];\ argc--, argv++) {\ char *_args, *_argt;\ char _argc;\ _args = &argv[0][1];\ if(_args[0]=='-' && _args[1]==0){\ argc--; argv++; break;\ }\ _argc = 0;\ while((_argc = *_args++)!='\0')\ switch(_argc) #define ARGEND } #define ARGF() (_argt=_args, _args="",\ (*_argt? _argt: argv[1]? (argc--, *++argv): 0)) #define ARGC() _argc /* * Extensions for Inferno to basic libc.h */ #define setbinmode()