Plan 9 from Bell Labs’s /usr/web/sources/patch/sorry/bloated-rune-size/lib.h.0.orig

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Distributed under the MIT License.
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/*
 * functions (possibly) linked in, complete, from libc.
 */

/*
 * mem routines
 */
extern	void	*memccpy(void*, void*, int, long);
extern	void	*memset(void*, int, long);
extern	int	memcmp(void*, void*, long);
extern	void	*memmove(void*, void*, long);
extern	void	*memchr(void*, int, long);

/*
 * string routines
 */
extern	char	*strcat(char*, char*);
extern	char	*strchr(char*, char);
extern	int	strcmp(char*, char*);
extern	char	*strcpy(char*, char*);
extern	char	*strncat(char*, char*, long);
extern	char	*strncpy(char*, char*, long);
extern	int	strncmp(char*, char*, long);
extern	long	strlen(char*);
extern	int	atoi(char*);

enum
{
	UTFmax		= 3,	/* maximum bytes per rune */
	Runesync	= 0x80,	/* cannot represent part of a UTF sequence */
	Runeself	= 0x80,	/* rune and UTF sequences are the same (<) */
	Runeerror	= 0x80,	/* decoding error in UTF */
};

/*
 * rune routines
 */
extern	int	runetochar(char*, Rune*);
extern	int	chartorune(Rune*, char*);
extern	char*	utfrune(char*, long);
extern	int	utflen(char*);

extern	int	abs(int);

/*
 * print routines
 */
typedef
struct
{
	char*	out;		/* pointer to next output */
	char*	eout;		/* pointer to end */
	int	f1;
	int	f2;
	int	f3;
	int	chr;
} Fconv;
extern	void	strconv(char*, Fconv*);
extern	int	numbconv(va_list*, Fconv*);
extern	char	*doprint(char*, char*, char*, va_list);
extern	int	fmtinstall(int, int (*)(va_list*, Fconv*));
extern	int	sprint(char*, char*, ...);
extern	int	snprint(char*, int, char*, ...);
extern	int	print(char*, ...);

/*
 * one-of-a-kind
 */
extern	long	strtol(char*, char**, int);
extern	ulong	strtoul(char*, char**, int);
extern	vlong	strtovl(char*, char**, int);
extern	char	etext[];
extern	char	edata[];
extern	char	end[];

/*
 * Syscall data structures
 */
#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 MRECOV	0x0008	/* perform recovery if mount channel is lost */
#define MCACHE	0x0010	/* cache some data */
#define	MMASK	0x001F	/* 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	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 */

typedef struct Qid	Qid;
typedef struct Dir	Dir;
typedef struct Waitmsg	Waitmsg;

#define	ERRLEN		64
#define	DIRLEN		116
#define	NAMELEN		28

struct Qid
{
	ulong	path;
	ulong	vers;
};

struct Dir
{
	char	name[NAMELEN];
	char	uid[NAMELEN];
	char	gid[NAMELEN];
	Qid	qid;
	ulong	mode;
	long	atime;
	long	mtime;
	Length;
	short	type;
	short	dev;
};

struct Waitmsg
{
	char	pid[12];	/* of loved one */
	char	time[3*12];	/* of loved one and descendants */
	char	msg[ERRLEN];
};

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