?? fmt.h
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/* * The authors of this software are Rob Pike and Ken Thompson, * with contributions from Mike Burrows and Sean Dorward. * * Copyright (c) 2002-2006 by Lucent Technologies. * Portions Copyright (c) 2004 Google Inc. * * Permission to use, copy, modify, and distribute this software for any * purpose without fee is hereby granted, provided that this entire notice * is included in all copies of any software which is or includes a copy * or modification of this software and in all copies of the supporting * documentation for such software. * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR IMPLIED * WARRANTY. IN PARTICULAR, NEITHER THE AUTHORS NOR LUCENT TECHNOLOGIES * NOR GOOGLE INC MAKE ANY REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING * THE MERCHANTABILITY OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE. */#ifndef _FMT_H_#define _FMT_H_ 1#if defined(__cplusplus)extern "C" { #endif#include <stdarg.h>#include "utf.h"typedef struct Fmt Fmt;struct Fmt{ unsigned char 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; unsigned long flags; char *decimal; /* decimal point; cannot be "" */ /* For %'d */ char *thousands; /* separator for thousands */ /* * Each char is an integer indicating #digits before next separator. Values: * \xFF: no more grouping (or \x7F; defined to be CHAR_MAX in POSIX) * \x00: repeat previous indefinitely * \x**: count that many */ char *grouping; /* descriptor of separator placement */};enum{ FmtWidth = 1, FmtLeft = FmtWidth << 1, FmtPrec = FmtLeft << 1, FmtSharp = FmtPrec << 1, FmtSpace = FmtSharp << 1, FmtSign = FmtSpace << 1, FmtApost = FmtSign << 1, FmtZero = FmtApost << 1, FmtUnsigned = FmtZero << 1, FmtShort = FmtUnsigned << 1, FmtLong = FmtShort << 1, FmtVLong = FmtLong << 1, FmtComma = FmtVLong << 1, FmtByte = FmtComma << 1, FmtLDouble = FmtByte << 1, FmtFlag = FmtLDouble << 1};extern int (*fmtdoquote)(int);/* Edit .+1,/^$/ | cfn $PLAN9/src/lib9/fmt/?*.c | grep -v static |grep -v __ */int dofmt(Fmt *f, char *fmt);int dorfmt(Fmt *f, const Rune *fmt);double fmtcharstod(int(*f)(void*), void *vp);int fmtfdflush(Fmt *f);int fmtfdinit(Fmt *f, int fd, char *buf, int size);int fmtinstall(int c, int (*f)(Fmt*));int fmtnullinit(Fmt*);void fmtlocaleinit(Fmt*, char*, char*, char*);int fmtprint(Fmt *f, char *fmt, ...);int fmtrune(Fmt *f, int r);int fmtrunestrcpy(Fmt *f, Rune *s);int fmtstrcpy(Fmt *f, char *s);char* fmtstrflush(Fmt *f);int fmtstrinit(Fmt *f);double fmtstrtod(const char *as, char **aas);int fmtvprint(Fmt *f, char *fmt, va_list args);int fprint(int fd, char *fmt, ...);int print(char *fmt, ...);void quotefmtinstall(void);int quoterunestrfmt(Fmt *f);int quotestrfmt(Fmt *f);Rune* runefmtstrflush(Fmt *f);int runefmtstrinit(Fmt *f);Rune* runeseprint(Rune *buf, Rune *e, char *fmt, ...);Rune* runesmprint(char *fmt, ...);int runesnprint(Rune *buf, int len, char *fmt, ...);int runesprint(Rune *buf, char *fmt, ...);Rune* runevseprint(Rune *buf, Rune *e, char *fmt, va_list args);Rune* runevsmprint(char *fmt, va_list args);int runevsnprint(Rune *buf, int len, char *fmt, va_list args);char* seprint(char *buf, char *e, char *fmt, ...);char* smprint(char *fmt, ...);int snprint(char *buf, int len, char *fmt, ...);int sprint(char *buf, char *fmt, ...);int vfprint(int fd, char *fmt, va_list args);char* vseprint(char *buf, char *e, char *fmt, va_list args);char* vsmprint(char *fmt, va_list args);int vsnprint(char *buf, int len, char *fmt, va_list args);#if defined(__cplusplus)}#endif#endif
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