ref: c3ca13a71a1d8928c7c7b931e0423ffe0544418a
dir: /sys/include/ape/fmt.h/
#ifndef _PLAN9_SOURCE
This header file is an extension to ANSI/POSIX
#endif
#ifndef __FMT_H_
#define __FMT_H_
#pragma src "/sys/src/ape/lib/fmt"
#pragma lib "/$M/lib/ape/libfmt.a"
#include <u.h>
/*
* The authors of this software are Rob Pike and Ken Thompson.
* Copyright (c) 2002 by Lucent Technologies.
* 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 MAKE ANY
* REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY
* OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
*/
#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;
};
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,
FmtLDouble = FmtByte << 1,
FmtFlag = FmtLDouble << 1
};
#ifdef __cplusplus
extern "C" {
#endif
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 int quotestrfmt(Fmt *f);
extern void quotefmtinstall(void);
extern int (*fmtdoquote)(int);
extern int fmtinstall(int, int (*)(Fmt*));
extern int dofmt(Fmt*, char*);
extern int fmtprint(Fmt*, char*, ...);
extern int fmtvprint(Fmt*, char*, va_list);
extern int fmtrune(Fmt*, int);
extern int fmtstrcpy(Fmt*, char*);
extern double fmtstrtod(const char *, char **);
extern double fmtcharstod(int(*)(void*), void*);
extern void werrstr(const char*, ...);
#ifdef __cplusplus
}
#endif
#endif