1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
|
/* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */
/*
* Copyright 1987, 1988 by MIT Student Information Processing Board
*
* For copyright information, see copyright.h.
*/
#ifndef _ss_ss_internal_h
#define _ss_ss_internal_h __FILE__
#include "k5-platform.h"
#include <unistd.h>
typedef void * pointer;
#include "ss.h"
#if defined(__GNUC__)
#define LOCAL_ALLOC(x) __builtin_alloca(x)
#define LOCAL_FREE(x)
#else
#if defined(vax)
#define LOCAL_ALLOC(x) alloca(x)
#define LOCAL_FREE(x)
extern pointer alloca (unsigned);
#else
#if defined(__HIGHC__) /* Barf! */
pragma on(alloca);
#define LOCAL_ALLOC(x) alloca(x)
#define LOCAL_FREE(x)
extern pointer alloca (unsigned);
#else
/* no alloca? */
#define LOCAL_ALLOC(x) malloc(x)
#define LOCAL_FREE(x) free(x)
#endif
#endif
#endif /* LOCAL_ALLOC stuff */
typedef char BOOL;
typedef struct _ss_abbrev_entry {
char *name; /* abbrev name */
char **abbrev; /* new tokens to insert */
unsigned int beginning_of_line : 1;
} ss_abbrev_entry;
typedef struct _ss_abbrev_list {
int n_abbrevs;
ss_abbrev_entry *first_abbrev;
} ss_abbrev_list;
typedef struct {
/* char *path; */
ss_abbrev_list abbrevs[127];
} ss_abbrev_info;
typedef struct _ss_data { /* init values */
/* this subsystem */
char *subsystem_name;
char *subsystem_version;
/* current request info */
int argc;
char **argv; /* arg list */
char const *current_request; /* primary name */
/* info directory for 'help' */
char **info_dirs;
/* to be extracted by subroutines */
pointer info_ptr; /* (void *) NULL */
/* for ss_listen processing */
char *prompt;
ss_request_table **rqt_tables;
ss_abbrev_info *abbrev_info;
struct {
unsigned int escape_disabled : 1,
abbrevs_disabled : 1;
} flags;
/* to get out */
int abort; /* exit subsystem */
int exit_status;
} ss_data;
#define CURRENT_SS_VERSION 1
#define ss_info(sci_idx) (_ss_table[sci_idx])
#define ss_current_request(sci_idx,code_ptr) \
(*code_ptr=0,ss_info(sci_idx)->current_request)
void ss_unknown_function();
void ss_delete_info_dir();
char **ss_parse (int, char *, int *);
ss_abbrev_info *ss_abbrev_initialize (char *, int *);
void ss_page_stdin (void);
int ss_pager_create (void);
void ss_self_identify __SS_PROTO;
void ss_subsystem_name __SS_PROTO;
void ss_subsystem_version __SS_PROTO;
void ss_unimplemented __SS_PROTO;
extern ss_data **_ss_table;
extern char *ss_et_msgs[];
#ifndef HAVE_STDLIB_H
extern pointer malloc (unsigned);
extern pointer realloc (pointer, unsigned);
extern pointer calloc (unsigned, unsigned);
#endif
#if defined(USE_SIGPROCMASK) && !defined(POSIX_SIGNALS)
/* fake sigmask, sigblock, sigsetmask */
#include <signal.h>
#ifdef sigmask
#undef sigmask
#endif
#define sigmask(x) (1L<<(x)-1)
#define sigsetmask(x) sigprocmask(SIG_SETMASK,&x,NULL)
static int _fake_sigstore;
#define sigblock(x) (_fake_sigstore=x,sigprocmask(SIG_BLOCK,&_fake_sigstore,0))
#endif
#endif /* _ss_internal_h */
|
