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
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
|
/*
* tkAppInit.c --
*
* Provides a default version of the main program and Tcl_AppInit
* procedure for wish and other Tk-based applications.
*
* Copyright (c) 1993 The Regents of the University of California.
* Copyright (c) 1994-1997 Sun Microsystems, Inc.
* Copyright (c) 1998-1999 Scriptics Corporation.
*
* See the file "license.terms" for information on usage and redistribution of
* this file, and for a DISCLAIMER OF ALL WARRANTIES.
*/
#undef BUILD_tk
#undef STATIC_BUILD
#include "tk.h"
#include "tkPort.h"
#ifdef TK_TEST
#ifdef __cplusplus
extern "C" {
#endif
extern Tcl_PackageInitProc Tktest_Init;
#ifdef __cplusplus
}
#endif
#endif /* TK_TEST */
/*
* The following #if block allows you to change the AppInit function by using
* a #define of TCL_LOCAL_APPINIT instead of rewriting this entire file. The
* #if checks for that #define and uses Tcl_AppInit if it doesn't exist.
*/
#ifndef TK_LOCAL_APPINIT
#define TK_LOCAL_APPINIT Tcl_AppInit
#endif
#ifndef MODULE_SCOPE
# ifdef __cplusplus
# define MODULE_SCOPE extern "C"
# else
# define MODULE_SCOPE extern
# endif
#endif
MODULE_SCOPE int TK_LOCAL_APPINIT(Tcl_Interp *);
MODULE_SCOPE int main(int, char **);
/*
* The following #if block allows you to change how Tcl finds the startup
* script, prime the library or encoding paths, fiddle with the argv, etc.,
* without needing to rewrite Tk_Main()
*/
#ifdef TK_LOCAL_MAIN_HOOK
MODULE_SCOPE int TK_LOCAL_MAIN_HOOK(int *argc, char ***argv);
#endif
/* Make sure the stubbed variants of those are never used. */
#undef Tcl_ObjSetVar2
#undef Tcl_NewStringObj
/*
*----------------------------------------------------------------------
*
* main --
*
* This is the main program for the application.
*
* Results:
* None: Tk_Main never returns here, so this procedure never returns
* either.
*
* Side effects:
* Just about anything, since from here we call arbitrary Tcl code.
*
*----------------------------------------------------------------------
*/
int
main(
int argc, /* Number of command-line arguments. */
char **argv) /* Values of command-line arguments. */
{
#ifdef TK_LOCAL_MAIN_HOOK
TK_LOCAL_MAIN_HOOK(&argc, &argv);
#endif
Tk_Main(argc, argv, TK_LOCAL_APPINIT);
return 0; /* Needed only to prevent compiler warning. */
}
/*
*----------------------------------------------------------------------
*
* Tcl_AppInit --
*
* This procedure performs application-specific initialization. Most
* applications, especially those that incorporate additional packages,
* will have their own version of this procedure.
*
* Results:
* Returns a standard Tcl completion code, and leaves an error message in
* the interp's result if an error occurs.
*
* Side effects:
* Depends on the startup script.
*
*----------------------------------------------------------------------
*/
int
Tcl_AppInit(
Tcl_Interp *interp) /* Interpreter for application. */
{
if ((Tcl_Init)(interp) == TCL_ERROR) {
return TCL_ERROR;
}
if (Tk_Init(interp) == TCL_ERROR) {
return TCL_ERROR;
}
Tcl_StaticPackage(interp, "Tk", Tk_Init, Tk_SafeInit);
#if defined(USE_CUSTOM_EXIT_PROC)
if (TkpWantsExitProc()) {
/* The cast below avoids warnings from old gcc compilers. */
Tcl_SetExitProc((void *)TkpExitProc);
}
#endif
#ifdef TK_TEST
if (Tktest_Init(interp) == TCL_ERROR) {
return TCL_ERROR;
}
Tcl_StaticPackage(interp, "Tktest", Tktest_Init, 0);
#endif /* TK_TEST */
/*
* Call the init procedures for included packages. Each call should look
* like this:
*
* if (Mod_Init(interp) == TCL_ERROR) {
* return TCL_ERROR;
* }
*
* where "Mod" is the name of the module. (Dynamically-loadable packages
* should have the same entry-point name.)
*/
/*
* Call Tcl_CreateObjCommand for application-specific commands, if they
* weren't already created by the init procedures called above.
*/
/*
* Specify a user-specific startup file to invoke if the application is
* run interactively. Typically the startup file is "~/.apprc" where "app"
* is the name of the application. If this line is deleted then no user-
* specific startup file will be run under any conditions.
*/
Tcl_ObjSetVar2(interp, Tcl_NewStringObj("tcl_rcFileName", -1), NULL,
Tcl_NewStringObj("~/.wishrc", -1), TCL_GLOBAL_ONLY);
return TCL_OK;
}
/*
* Local Variables:
* mode: c
* c-basic-offset: 4
* fill-column: 78
* End:
*/
|
