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
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
|
/******************************** -*- C -*- ****************************
*
* Public interface for main module.
*
*
***********************************************************************/
/***********************************************************************
*
* Copyright 1988,89,90,91,92,94,95,99,2000,2001,2002,2006,2008,2009
* Free Software Foundation, Inc.
* Written by Steve Byrne.
*
* This file is part of GNU Smalltalk.
*
* GNU Smalltalk is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2, or (at your option) any later
* version.
*
* Linking GNU Smalltalk statically or dynamically with other modules is
* making a combined work based on GNU Smalltalk. Thus, the terms and
* conditions of the GNU General Public License cover the whole
* combination.
*
* In addition, as a special exception, the Free Software Foundation
* give you permission to combine GNU Smalltalk with free software
* programs or libraries that are released under the GNU LGPL and with
* independent programs running under the GNU Smalltalk virtual machine.
*
* You may copy and distribute such a system following the terms of the
* GNU GPL for GNU Smalltalk and the licenses of the other code
* concerned, provided that you include the source code of that other
* code when and as the GNU GPL requires distribution of source code.
*
* Note that people who make modified versions of GNU Smalltalk are not
* obligated to grant this special exception for their modified
* versions; it is their choice whether to do so. The GNU General
* Public License gives permission to release a modified version without
* this exception; this exception also makes it possible to release a
* modified version which carries forward this exception.
*
* GNU Smalltalk is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* GNU Smalltalk; see the file COPYING. If not, write to the Free Software
* Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
***********************************************************************/
#ifndef GST_LIB_H
#define GST_LIB_H
/* These contain the default path that was picked (after looking at the
environment variables) for the kernel files and the image. */
extern const char *_gst_kernel_file_path
ATTRIBUTE_HIDDEN;
extern const char *_gst_image_file_path
ATTRIBUTE_HIDDEN;
/* The ".st" directory, in the current directory or in the user's
home directory. */
extern const char *_gst_user_file_base_path;
/* This is the name of the binary image to load. If it is not NULL after the
command line is parsed, the checking of the dates of the kernel source files
against the image file date is overridden. If it is NULL, it is set to
default_image_name. */
extern const char *_gst_binary_image_name
ATTRIBUTE_HIDDEN;
/* This is TRUE if we are doing regression testing, and causes
whatever sources of variance to be suppressed (such as printing out
execution statistics). */
extern mst_Boolean _gst_regression_testing
ATTRIBUTE_HIDDEN;
/* The standard value of this flag is 2. The four possible values (0 to 3)
correspond respectively to -Q, -q, nothing, and -V.
When set to 3, this flag enables the printing of execution statistics.
When set to 1 or lower, this flag suppresses the printing of
execution-related messages, such as the result of do-its.
When set to 0, Smalltalk does not print any sort of version banner
at the startup of the interpreter. This makes Smalltalk usable as
a filter, or as a pure producer of content (such as the main program
in a cgi-bin script). */
extern int _gst_verbosity
ATTRIBUTE_HIDDEN;
/* The argc and argv that are made available to Smalltalk programs
through the -a option. */
extern int _gst_smalltalk_passed_argc
ATTRIBUTE_HIDDEN;
extern const char **_gst_smalltalk_passed_argv
ATTRIBUTE_HIDDEN;
/* This is used to avoid doing complicated things (currently, this
includes call-ins before and after _gst_execute_statements) before
the system is ready to do them. */
extern mst_Boolean _gst_kernel_initialized
ATTRIBUTE_HIDDEN;
/* Set by cmd line flag. If true, Smalltalk is more verbose about
what it's doing. */
extern mst_Boolean _gst_verbose
ATTRIBUTE_HIDDEN;
/* This is true if the image initialization has already been
started. */
extern mst_Boolean _gst_smalltalk_initialized
ATTRIBUTE_HIDDEN;
/* This sets the arguments to be passed to the Smalltalk library,
which are the same that are available by the `gst' executable. */
extern void _gst_smalltalk_args (int argc,
const char **argv)
ATTRIBUTE_HIDDEN;
/* Set the fundamental paths for the Smalltalk VM and initialize
it. */
extern int _gst_initialize (const char *kernel_dir,
const char *image_file,
int flags)
ATTRIBUTE_HIDDEN;
/* This processes files passed to gst_smalltalk_args and, if none
was passed, stdin is looked for input. */
extern void _gst_top_level_loop (void)
ATTRIBUTE_HIDDEN;
/* Attempts to find a viable kernel Smalltalk file (.st file).
FILENAME is a simple file name, sans directory; the file name to use
for the particular kernel file is returned.
If there is a file in the .stkernel directory with name FILENAME, that is
returned; otherwise the kernel path is prepended to FILENAME (separated
by a slash, of course) and that is stored in the string that is returned. */
extern char *_gst_find_file (const char *fileName,
enum gst_file_dir dir)
ATTRIBUTE_HIDDEN;
#endif /* GST_LIB_H */
|
