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920dae64 AT |
1 | /* |
2 | * tclAppInit.c -- | |
3 | * | |
4 | * Provides a default version of the main program and Tcl_AppInit | |
5 | * procedure for Tcl applications (without Tk). | |
6 | * | |
7 | * Copyright (c) 1993 The Regents of the University of California. | |
8 | * Copyright (c) 1994-1997 Sun Microsystems, Inc. | |
9 | * Copyright (c) 1998-1999 by Scriptics Corporation. | |
10 | * | |
11 | * See the file "license.terms" for information on usage and redistribution | |
12 | * of this file, and for a DISCLAIMER OF ALL WARRANTIES. | |
13 | * | |
14 | * RCS: @(#) $Id: tclAppInit.c,v 1.11 2002/05/31 22:20:22 dgp Exp $ | |
15 | */ | |
16 | ||
17 | #include "tcl.h" | |
18 | ||
19 | #ifdef TCL_TEST | |
20 | ||
21 | #include "tclInt.h" | |
22 | ||
23 | extern int Procbodytest_Init _ANSI_ARGS_((Tcl_Interp *interp)); | |
24 | extern int Procbodytest_SafeInit _ANSI_ARGS_((Tcl_Interp *interp)); | |
25 | extern int TclObjTest_Init _ANSI_ARGS_((Tcl_Interp *interp)); | |
26 | extern int Tcltest_Init _ANSI_ARGS_((Tcl_Interp *interp)); | |
27 | #ifdef TCL_THREADS | |
28 | extern int TclThread_Init _ANSI_ARGS_((Tcl_Interp *interp)); | |
29 | #endif | |
30 | ||
31 | #endif /* TCL_TEST */ | |
32 | ||
33 | #ifdef TCL_XT_TEST | |
34 | extern void XtToolkitInitialize _ANSI_ARGS_((void)); | |
35 | extern int Tclxttest_Init _ANSI_ARGS_((Tcl_Interp *interp)); | |
36 | #endif | |
37 | \f | |
38 | /* | |
39 | *---------------------------------------------------------------------- | |
40 | * | |
41 | * main -- | |
42 | * | |
43 | * This is the main program for the application. | |
44 | * | |
45 | * Results: | |
46 | * None: Tcl_Main never returns here, so this procedure never | |
47 | * returns either. | |
48 | * | |
49 | * Side effects: | |
50 | * Whatever the application does. | |
51 | * | |
52 | *---------------------------------------------------------------------- | |
53 | */ | |
54 | ||
55 | int | |
56 | main(argc, argv) | |
57 | int argc; /* Number of command-line arguments. */ | |
58 | char **argv; /* Values of command-line arguments. */ | |
59 | { | |
60 | /* | |
61 | * The following #if block allows you to change the AppInit | |
62 | * function by using a #define of TCL_LOCAL_APPINIT instead | |
63 | * of rewriting this entire file. The #if checks for that | |
64 | * #define and uses Tcl_AppInit if it doesn't exist. | |
65 | */ | |
66 | ||
67 | #ifndef TCL_LOCAL_APPINIT | |
68 | #define TCL_LOCAL_APPINIT Tcl_AppInit | |
69 | #endif | |
70 | extern int TCL_LOCAL_APPINIT _ANSI_ARGS_((Tcl_Interp *interp)); | |
71 | ||
72 | /* | |
73 | * The following #if block allows you to change how Tcl finds the startup | |
74 | * script, prime the library or encoding paths, fiddle with the argv, | |
75 | * etc., without needing to rewrite Tcl_Main() | |
76 | */ | |
77 | ||
78 | #ifdef TCL_LOCAL_MAIN_HOOK | |
79 | extern int TCL_LOCAL_MAIN_HOOK _ANSI_ARGS_((int *argc, char ***argv)); | |
80 | #endif | |
81 | ||
82 | #ifdef TCL_XT_TEST | |
83 | XtToolkitInitialize(); | |
84 | #endif | |
85 | ||
86 | #ifdef TCL_LOCAL_MAIN_HOOK | |
87 | TCL_LOCAL_MAIN_HOOK(&argc, &argv); | |
88 | #endif | |
89 | ||
90 | Tcl_Main(argc, argv, TCL_LOCAL_APPINIT); | |
91 | ||
92 | return 0; /* Needed only to prevent compiler warning. */ | |
93 | } | |
94 | \f | |
95 | /* | |
96 | *---------------------------------------------------------------------- | |
97 | * | |
98 | * Tcl_AppInit -- | |
99 | * | |
100 | * This procedure performs application-specific initialization. | |
101 | * Most applications, especially those that incorporate additional | |
102 | * packages, will have their own version of this procedure. | |
103 | * | |
104 | * Results: | |
105 | * Returns a standard Tcl completion code, and leaves an error | |
106 | * message in the interp's result if an error occurs. | |
107 | * | |
108 | * Side effects: | |
109 | * Depends on the startup script. | |
110 | * | |
111 | *---------------------------------------------------------------------- | |
112 | */ | |
113 | ||
114 | int | |
115 | Tcl_AppInit(interp) | |
116 | Tcl_Interp *interp; /* Interpreter for application. */ | |
117 | { | |
118 | if (Tcl_Init(interp) == TCL_ERROR) { | |
119 | return TCL_ERROR; | |
120 | } | |
121 | ||
122 | #ifdef TCL_TEST | |
123 | #ifdef TCL_XT_TEST | |
124 | if (Tclxttest_Init(interp) == TCL_ERROR) { | |
125 | return TCL_ERROR; | |
126 | } | |
127 | #endif | |
128 | if (Tcltest_Init(interp) == TCL_ERROR) { | |
129 | return TCL_ERROR; | |
130 | } | |
131 | Tcl_StaticPackage(interp, "Tcltest", Tcltest_Init, | |
132 | (Tcl_PackageInitProc *) NULL); | |
133 | if (TclObjTest_Init(interp) == TCL_ERROR) { | |
134 | return TCL_ERROR; | |
135 | } | |
136 | #ifdef TCL_THREADS | |
137 | if (TclThread_Init(interp) == TCL_ERROR) { | |
138 | return TCL_ERROR; | |
139 | } | |
140 | #endif | |
141 | if (Procbodytest_Init(interp) == TCL_ERROR) { | |
142 | return TCL_ERROR; | |
143 | } | |
144 | Tcl_StaticPackage(interp, "procbodytest", Procbodytest_Init, | |
145 | Procbodytest_SafeInit); | |
146 | #endif /* TCL_TEST */ | |
147 | ||
148 | /* | |
149 | * Call the init procedures for included packages. Each call should | |
150 | * look like this: | |
151 | * | |
152 | * if (Mod_Init(interp) == TCL_ERROR) { | |
153 | * return TCL_ERROR; | |
154 | * } | |
155 | * | |
156 | * where "Mod" is the name of the module. | |
157 | */ | |
158 | ||
159 | /* | |
160 | * Call Tcl_CreateCommand for application-specific commands, if | |
161 | * they weren't already created by the init procedures called above. | |
162 | */ | |
163 | ||
164 | /* | |
165 | * Specify a user-specific startup file to invoke if the application | |
166 | * is run interactively. Typically the startup file is "~/.apprc" | |
167 | * where "app" is the name of the application. If this line is deleted | |
168 | * then no user-specific startup file will be run under any conditions. | |
169 | */ | |
170 | ||
171 | #ifdef DJGPP | |
172 | Tcl_SetVar(interp, "tcl_rcFileName", "~/tclsh.rc", TCL_GLOBAL_ONLY); | |
173 | #else | |
174 | Tcl_SetVar(interp, "tcl_rcFileName", "~/.tclshrc", TCL_GLOBAL_ONLY); | |
175 | #endif | |
176 | return TCL_OK; | |
177 | } |