1 #include "sys.h"
2 
3 /* format of REMOTE FROM lines */
4 extern char *REMFROMRE;
5 extern int REMSENDERMATCH;
6 extern int REMDATEMATCH;
7 extern int REMSYSMATCH;
8 
9 /* format of mailbox FROM lines */
10 #define IS_HEADER(p) ((p)[0]=='F'&&(p)[1]=='r'&&(p)[2]=='o'&&(p)[3]=='m'&&(p)[4]==' ')
11 #define IS_TRAILER(p) ((p)[0]=='m'&&(p)[1]=='o'&&(p)[2]=='r'&&(p)[3]=='F'&&(p)[4]=='\n')
12 extern char *FROMRE;
13 extern int SENDERMATCH;
14 extern int DATEMATCH;
15 
16 enum
17 {
18 	Elemlen= 28,
19 	Errlen=	128,
20 	Pathlen= 256,
21 
22 	RetryCode = 2
23 };
24 
25 /*
26  *  routines in mail.c
27  */
28 extern int	print_header(Biobuf*, char*, char*);
29 extern int	print_remote_header(Biobuf*, char*, char*, char*);
30 extern int	parse_header(char*, String*, String*);
31 
32 /*
33  *  routines in aux.c
34  */
35 extern String	*abspath(char*, char*, String*);
36 extern String	*mboxpath(char*, char*, String*, int);
37 extern char	*basename(char*);
38 extern int	delivery_status(String*);
39 extern void	append_match(Resub*, String*, int);
40 extern int	shellchars(char*);
41 extern String*	escapespecial(String*);
42 extern String*	unescapespecial(String*);
43 extern int	returnable(char*);
44 
45 /* in copymessage */
46 extern int	appendfiletombox(int, int);
47 extern int	appendfiletofile(int, int);
48 
49 /* mailbox types */
50 #define MF_NORMAL 0
51 #define MF_PIPE 1
52 #define MF_FORWARD 2
53 #define MF_NOMBOX 3
54 #define MF_NOTMBOX 4
55 
56 /* a pipe between parent and child*/
57 typedef struct {
58 	Biobuf	bb;
59 	Biobuf	*fp;	/* parent process end*/
60 	int	fd;	/* child process end*/
61 } stream;
62 
63 /* a child process*/
64 typedef struct process{
65 	stream	*std[3];	/* standard fd's*/
66 	int	pid;		/* process identifier*/
67 	int	status;		/* exit status*/
68 	Waitmsg	*waitmsg;
69 } process;
70 
71 extern stream	*instream(void);
72 extern stream	*outstream(void);
73 extern void	stream_free(stream*);
74 extern process	*noshell_proc_start(char**, stream*, stream*, stream*, int, char*);
75 extern process	*proc_start(char*, stream*, stream*, stream*, int, char*);
76 extern int	proc_wait(process*);
77 extern int	proc_free(process*);
78 extern int	proc_kill(process*);