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- /*
- * 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
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