ref: a8d00e5d56b261376410c3c87c46327362763bd8
dir: /sys/src/cmd/upas/common/sys.h/
/*
* System dependent header files for research
*/
#include <u.h>
#include <libc.h>
#include <regexp.h>
#include <bio.h>
#include "String.h"
/*
* for the lock routines in libsys.c
*/
typedef struct Mlock Mlock;
struct Mlock {
int fd;
int pid;
String *name;
};
/*
* from config.c
*/
extern char *MAILROOT; /* root of mail system */
extern char *UPASLOG; /* log directory */
extern char *UPASLIB; /* upas library directory */
extern char *UPASBIN; /* upas binary directory */
extern char *UPASTMP; /* temporary directory */
extern char *SHELL; /* path name of shell */
extern char *POST; /* path name of post server addresses */
extern int MBOXMODE; /* default mailbox protection mode */
/*
* files in libsys.c
*/
extern char *sysname_read(void);
extern char *alt_sysname_read(void);
extern char *domainname_read(void);
extern char **sysnames_read(void);
extern char *getlog(void);
extern char *thedate(void);
extern Biobuf *sysopen(char*, char*, ulong);
extern int sysopentty(void);
extern int sysclose(Biobuf*);
extern int sysmkdir(char*, ulong);
extern int syschgrp(char*, char*);
extern Mlock *syslock(char *);
extern void sysunlock(Mlock *);
extern void syslockrefresh(Mlock *);
extern int e_nonexistent(void);
extern int e_locked(void);
extern long sysfilelen(Biobuf*);
extern int sysremove(char*);
extern int sysrename(char*, char*);
extern int sysexist(char*);
extern int sysisdir(char*);
extern int syskill(int);
extern int syskillpg(int);
extern int syscreate(char*, int, ulong);
extern Mlock *trylock(char *);
extern void exit(int);
extern void pipesig(int*);
extern void pipesigoff(void);
extern int holdon(void);
extern void holdoff(int);
extern int syscreatelocked(char*, int, int);
extern int sysopenlocked(char*, int);
extern int sysunlockfile(int);
extern int sysfiles(void);
extern int become(char**, char*);
extern int sysdetach(void);
extern int sysdirreadall(int, Dir**);
extern String *username(String*);
extern char* remoteaddr(int, char*);
extern int creatembox(char*, char*);
extern String *readlock(String*);
extern char *homedir(char*);
extern String *mboxname(char*, String*);
extern String *deadletter(String*);
/*
* maximum size for a file path
*/
#define MAXPATHLEN 128