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	fmt.h - 9base - revived minimalist port of Plan 9 userland to Unix
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	fmt.h (3921B)
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	1 #ifndef _FMT_H_
	2 #define _FMT_H_ 1
	3 #if defined(__cplusplus)
	4 extern "C" {
	5 #endif
	6 /*
	7 * The authors of this software are Rob Pike and Ken Thompson.
	8 * Copyright (c) 2002 by Lucent Technologies.
	9 * Permission to use, copy, modify, and distribute this software for any
	10 * purpose without fee is hereby granted, provided that this entire noti…
	11 * is included in all copies of any software which is or includes a copy
	12 * or modification of this software and in all copies of the supporting
	13 * documentation for such software.
	14 * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR IMPLI…
	15 * WARRANTY. IN PARTICULAR, NEITHER THE AUTHORS NOR LUCENT TECHNOLOGIES…
	16 * REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY
	17 * OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
	18 */
	19
	20 #include <stdarg.h>
	21 #include <utf.h>
	22
	23 typedef struct Fmt Fmt;
	24 struct Fmt{
	25 unsigned char runes; /* output buffer is r…
	26 void start; / of buffer */
	27 void to; / current place in the …
	28 void stop; / end of the buffer; …
	29 int (flush)(Fmt ); /* called when to == stop */
	30 void farg; / to make flush a clo…
	31 int nfmt; /* num chars formatted s…
	32 va_list args; /* args passed to do…
	33 Rune r; /* % format Rune */
	34 int width;
	35 int prec;
	36 unsigned long flags;
	37 char decimal; / decimal point; cannot be "" */
	38
	39 /* For %'d */
	40 char thousands; / separator for thousands */
	41
	42 /*
	43 * Each char is an integer indicating #digits before next separa…
	44 * \xFF: no more grouping (or \x7F; defined to be CHAR_MA…
	45 * \x00: repeat previous indefinitely
	46 * \x**: count that many
	47 */
	48 char grouping; / descriptor of separator…
	49 };
	50
	51 enum{
	52 FmtWidth = 1,
	53 FmtLeft = FmtWidth << 1,
	54 FmtPrec = FmtLeft << 1,
	55 FmtSharp = FmtPrec << 1,
	56 FmtSpace = FmtSharp << 1,
	57 FmtSign = FmtSpace << 1,
	58 FmtApost = FmtSign << 1,
	59 FmtZero = FmtApost << 1,
	60 FmtUnsigned = FmtZero << 1,
	61 FmtShort = FmtUnsigned << 1,
	62 FmtLong = FmtShort << 1,
	63 FmtVLong = FmtLong << 1,
	64 FmtComma = FmtVLong << 1,
	65 FmtByte = FmtComma << 1,
	66 FmtLDouble = FmtByte << 1,
	67
	68 FmtFlag = FmtLDouble << 1
	69 };
	70
	71 extern int (*fmtdoquote)(int);
	72
	73 /* Edit .+1,/^$/ \| cfn $PLAN9/src/lib9/fmt/?*.c \| grep -v static \|grep -…
	74 int dofmt(Fmt f, char fmt);
	75 int dorfmt(Fmt f, const Rune fmt);
	76 double fmtcharstod(int(f)(void), void *vp);
	77 int fmtfdflush(Fmt *f);
	78 int fmtfdinit(Fmt f, int fd, char buf, int size);
	79 int fmtinstall(int c, int (f)(Fmt));
	80 int fmtnullinit(Fmt*);
	81 void fmtlocaleinit(Fmt, char, char, char);
	82 int fmtprint(Fmt f, char fmt, ...);
	83 int fmtrune(Fmt *f, int r);
	84 int fmtrunestrcpy(Fmt f, Rune s);
	85 int fmtstrcpy(Fmt f, char s);
	86 char* fmtstrflush(Fmt *f);
	87 int fmtstrinit(Fmt *f);
	88 double fmtstrtod(const char as, char *aas);
	89 int fmtvprint(Fmt f, char fmt, va_list args);
	90 int fprint(int fd, char *fmt, ...);
	91 int print(char *fmt, ...);
	92 void quotefmtinstall(void);
	93 int quoterunestrfmt(Fmt *f);
	94 int quotestrfmt(Fmt *f);
	95 Rune* runefmtstrflush(Fmt *f);
	96 int runefmtstrinit(Fmt *f);
	97 Rune* runeseprint(Rune buf, Rune e, char *fmt, ...);
	98 Rune* runesmprint(char *fmt, ...);
	99 int runesnprint(Rune buf, int len, char fmt, ...);
	100 int runesprint(Rune buf, char fmt, ...);
	101 Rune* runevseprint(Rune buf, Rune e, char *fmt, va_list…
	102 Rune* runevsmprint(char *fmt, va_list args);
	103 int runevsnprint(Rune buf, int len, char fmt, va_list a…
	104 char* seprint(char buf, char e, char *fmt, ...);
	105 char* smprint(char *fmt, ...);
	106 int snprint(char buf, int len, char fmt, ...);
	107 int sprint(char buf, char fmt, ...);
	108 int vfprint(int fd, char *fmt, va_list args);
	109 char* vseprint(char buf, char e, char *fmt, va_list arg…
	110 char* vsmprint(char *fmt, va_list args);
	111 int vsnprint(char buf, int len, char fmt, va_list args);
	112
	113 #if defined(__cplusplus)
	114 }
	115 #endif
	116 #endif