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comparison CSP2/CSP2_env/env-d9b9114564458d9d-741b3de822f2aaca6c6caa4325c4afce/lib/tcl8.6/tclAppInit.c @ 68:5028fdace37b

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planemo upload commit 2e9511a184a1ca667c7be0c6321a36dc4e3d116d
author jpayne
date Tue, 18 Mar 2025 16:23:26 -0400
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67:0e9998148a16 68:5028fdace37b
1 /*
2 * tclAppInit.c --
3 *
4 * Provides a default version of the main program and Tcl_AppInit
5 * procedure for tclsh and other Tcl-based 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 Scriptics Corporation.
10 *
11 * See the file "license.terms" for information on usage and redistribution of
12 * this file, and for a DISCLAIMER OF ALL WARRANTIES.
13 */
14
15 #undef BUILD_tcl
16 #undef STATIC_BUILD
17 #include "tcl.h"
18 #if TCL_MAJOR_VERSION < 9 && TCL_MINOR_VERSION < 7
19 # define Tcl_LibraryInitProc Tcl_PackageInitProc
20 # define Tcl_StaticLibrary Tcl_StaticPackage
21 #endif
22
23 #ifdef TCL_TEST
24 extern Tcl_LibraryInitProc Tcltest_Init;
25 extern Tcl_LibraryInitProc Tcltest_SafeInit;
26 #endif /* TCL_TEST */
27
28 #ifdef TCL_XT_TEST
29 extern void XtToolkitInitialize(void);
30 extern Tcl_LibraryInitProc Tclxttest_Init;
31 #endif /* TCL_XT_TEST */
32
33 /*
34 * The following #if block allows you to change the AppInit function by using
35 * a #define of TCL_LOCAL_APPINIT instead of rewriting this entire file. The
36 * #if checks for that #define and uses Tcl_AppInit if it does not exist.
37 */
38
39 #ifndef TCL_LOCAL_APPINIT
40 #define TCL_LOCAL_APPINIT Tcl_AppInit
41 #endif
42 #ifndef MODULE_SCOPE
43 # define MODULE_SCOPE extern
44 #endif
45 MODULE_SCOPE int TCL_LOCAL_APPINIT(Tcl_Interp *);
46 MODULE_SCOPE int main(int, char **);
47
48 /*
49 * The following #if block allows you to change how Tcl finds the startup
50 * script, prime the library or encoding paths, fiddle with the argv, etc.,
51 * without needing to rewrite Tcl_Main()
52 */
53
54 #ifdef TCL_LOCAL_MAIN_HOOK
55 MODULE_SCOPE int TCL_LOCAL_MAIN_HOOK(int *argc, char ***argv);
56 #endif
57
58 /*
59 *----------------------------------------------------------------------
60 *
61 * main --
62 *
63 * This is the main program for the application.
64 *
65 * Results:
66 * None: Tcl_Main never returns here, so this procedure never returns
67 * either.
68 *
69 * Side effects:
70 * Just about anything, since from here we call arbitrary Tcl code.
71 *
72 *----------------------------------------------------------------------
73 */
74
75 int
76 main(
77 int argc, /* Number of command-line arguments. */
78 char *argv[]) /* Values of command-line arguments. */
79 {
80 #ifdef TCL_XT_TEST
81 XtToolkitInitialize();
82 #endif
83
84 #ifdef TCL_LOCAL_MAIN_HOOK
85 TCL_LOCAL_MAIN_HOOK(&argc, &argv);
86 #elif (TCL_MAJOR_VERSION > 8 || TCL_MINOR_VERSION > 6) && (!defined(_WIN32) || defined(UNICODE))
87 /* New in Tcl 8.7. This doesn't work on Windows without UNICODE */
88 TclZipfs_AppHook(&argc, &argv);
89 #endif
90
91 Tcl_Main(argc, argv, TCL_LOCAL_APPINIT);
92 return 0; /* Needed only to prevent compiler warning. */
93 }
94
95 /*
96 *----------------------------------------------------------------------
97 *
98 * Tcl_AppInit --
99 *
100 * This procedure performs application-specific initialization. Most
101 * applications, especially those that incorporate additional packages,
102 * will have their own version of this procedure.
103 *
104 * Results:
105 * Returns a standard Tcl completion code, and leaves an error message in
106 * 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(
116 Tcl_Interp *interp) /* Interpreter for application. */
117 {
118 if ((Tcl_Init)(interp) == TCL_ERROR) {
119 return TCL_ERROR;
120 }
121
122 #ifdef TCL_XT_TEST
123 if (Tclxttest_Init(interp) == TCL_ERROR) {
124 return TCL_ERROR;
125 }
126 #endif
127
128 #ifdef TCL_TEST
129 if (Tcltest_Init(interp) == TCL_ERROR) {
130 return TCL_ERROR;
131 }
132 Tcl_StaticLibrary(interp, "Tcltest", Tcltest_Init, Tcltest_SafeInit);
133 #endif /* TCL_TEST */
134
135 /*
136 * Call the init procedures for included packages. Each call should look
137 * like this:
138 *
139 * if (Mod_Init(interp) == TCL_ERROR) {
140 * return TCL_ERROR;
141 * }
142 *
143 * where "Mod" is the name of the module. (Dynamically-loadable packages
144 * should have the same entry-point name.)
145 */
146
147 /*
148 * Call Tcl_CreateCommand for application-specific commands, if they
149 * weren't already created by the init procedures called above.
150 */
151
152 /*
153 * Specify a user-specific startup file to invoke if the application is
154 * run interactively. Typically the startup file is "~/.apprc" where "app"
155 * is the name of the application. If this line is deleted then no
156 * user-specific startup file will be run under any conditions.
157 */
158
159 #ifdef DJGPP
160 (Tcl_ObjSetVar2)(interp, Tcl_NewStringObj("tcl_rcFileName", -1), NULL,
161 Tcl_NewStringObj("~/tclsh.rc", -1), TCL_GLOBAL_ONLY);
162 #else
163 (Tcl_ObjSetVar2)(interp, Tcl_NewStringObj("tcl_rcFileName", -1), NULL,
164 Tcl_NewStringObj("~/.tclshrc", -1), TCL_GLOBAL_ONLY);
165 #endif
166
167 return TCL_OK;
168 }
169
170 /*
171 * Local Variables:
172 * mode: c
173 * c-basic-offset: 4
174 * fill-column: 78
175 * End:
176 */