1 // Copyright (C) 2016 and later: Unicode, Inc. and others.
2 // License & terms of use: http://www.unicode.org/copyright.html
3 /*
4 *******************************************************************************
5 *
6 * Copyright (C) 1999-2016, International Business Machines
7 * Corporation and others. All Rights Reserved.
8 *
9 *******************************************************************************
10 * file name: icuinfo.cpp
11 * encoding: US-ASCII
12 * tab size: 8 (not used)
13 * indentation:4
14 *
15 * created on: 2009-2010
16 * created by: Steven R. Loomis
17 *
18 * This program shows some basic info about the current ICU.
19 */
20
21 #include <stdio.h>
22 #include <stdlib.h>
23 #include "unicode/utypes.h"
24 #include "unicode/putil.h"
25 #include "unicode/uclean.h"
26 #include "udbgutil.h"
27 #include "unewdata.h"
28 #include "cmemory.h"
29 #include "cstring.h"
30 #include "uoptions.h"
31 #include "toolutil.h"
32 #include "icuplugimp.h"
33 #include <unicode/uloc.h>
34 #include <unicode/ucnv.h>
35 #include "unicode/ucal.h"
36 #include <unicode/ulocdata.h>
37 #include "putilimp.h"
38 #include "unicode/uchar.h"
39
40 static UOption options[]={
41 /*0*/ UOPTION_HELP_H,
42 /*1*/ UOPTION_HELP_QUESTION_MARK,
43 /*2*/ UOPTION_ICUDATADIR,
44 /*3*/ UOPTION_VERBOSE,
45 /*4*/ UOPTION_DEF("list-plugins", 'L', UOPT_NO_ARG), // may be a no-op if disabled
46 /*5*/ UOPTION_DEF("milisecond-time", 'm', UOPT_NO_ARG),
47 /*6*/ UOPTION_DEF("cleanup", 'K', UOPT_NO_ARG),
48 /*7*/ UOPTION_DEF("xml", 'x', UOPT_REQUIRES_ARG),
49 };
50
51 static UErrorCode initStatus = U_ZERO_ERROR;
52 static UBool icuInitted = FALSE;
53
do_init()54 static void do_init() {
55 if(!icuInitted) {
56 u_init(&initStatus);
57 icuInitted = TRUE;
58 }
59 }
60
61
cmd_millis()62 void cmd_millis()
63 {
64 printf("Milliseconds since Epoch: %.0f\n", uprv_getUTCtime());
65 }
66
cmd_version(UBool,UErrorCode & errorCode)67 void cmd_version(UBool /* noLoad */, UErrorCode &errorCode)
68 {
69
70 do_init();
71
72 udbg_writeIcuInfo(stdout); /* print the XML format */
73
74 union {
75 uint8_t byte;
76 uint16_t word;
77 } u;
78 u.word=0x0100;
79 if(U_IS_BIG_ENDIAN==u.byte) {
80 //printf("U_IS_BIG_ENDIAN: %d\n", U_IS_BIG_ENDIAN);
81 } else {
82 fprintf(stderr, " error: U_IS_BIG_ENDIAN=%d != %d=actual 'is big endian'\n",
83 U_IS_BIG_ENDIAN, u.byte);
84 errorCode=U_INTERNAL_PROGRAM_ERROR;
85 }
86
87 if(U_SIZEOF_WCHAR_T==sizeof(wchar_t)) {
88 //printf("U_SIZEOF_WCHAR_T: %d\n", U_SIZEOF_WCHAR_T);
89 } else {
90 fprintf(stderr, " error: U_SIZEOF_WCHAR_T=%d != %d=sizeof(wchar_t)\n",
91 U_SIZEOF_WCHAR_T, (int)sizeof(wchar_t));
92 errorCode=U_INTERNAL_PROGRAM_ERROR;
93 }
94
95 int charsetFamily;
96 if('A'==0x41) {
97 charsetFamily=U_ASCII_FAMILY;
98 } else if('A'==0xc1) {
99 charsetFamily=U_EBCDIC_FAMILY;
100 } else {
101 charsetFamily=-1; // unknown
102 }
103 if(U_CHARSET_FAMILY==charsetFamily) {
104 //printf("U_CHARSET_FAMILY: %d\n", U_CHARSET_FAMILY);
105 } else {
106 fprintf(stderr, " error: U_CHARSET_FAMILY=%d != %d=actual charset family\n",
107 U_CHARSET_FAMILY, charsetFamily);
108 errorCode=U_INTERNAL_PROGRAM_ERROR;
109 }
110
111 printf("\n\nICU Initialization returned: %s\n", u_errorName(initStatus));
112
113
114 #if UCONFIG_ENABLE_PLUGINS
115 #if U_ENABLE_DYLOAD
116 const char *pluginFile = uplug_getPluginFile();
117 printf("Plugin file is: %s\n", (pluginFile&&*pluginFile)?pluginFile:"(not set. try setting ICU_PLUGINS to a directory.)");
118 #else
119 fprintf(stderr, "Dynamic Loading: is disabled. No plugins will be loaded at start-up.\n");
120 #endif
121 #else
122 fprintf(stderr, "Plugins are disabled.\n");
123 #endif
124 }
125
cmd_cleanup()126 void cmd_cleanup()
127 {
128 u_cleanup();
129 fprintf(stdout, "ICU u_cleanup() called.\n");
130 }
131
132
cmd_listplugins()133 void cmd_listplugins() {
134 #if UCONFIG_ENABLE_PLUGINS
135 int32_t i;
136 UPlugData *plug;
137
138 do_init();
139 printf("ICU Initialized: u_init() returned %s\n", u_errorName(initStatus));
140
141 printf("Plugins: \n");
142 printf( "# %6s %s \n",
143 "Level",
144 "Name" );
145 printf( " %10s:%-10s\n",
146 "Library",
147 "Symbol"
148 );
149
150
151 printf( " config| (configuration string)\n");
152 printf( " >>> Error | Explanation \n");
153 printf( "-----------------------------------\n");
154
155 for(i=0;(plug=uplug_getPlugInternal(i))!=NULL;i++) {
156 UErrorCode libStatus = U_ZERO_ERROR;
157 const char *name = uplug_getPlugName(plug);
158 const char *sym = uplug_getSymbolName(plug);
159 const char *lib = uplug_getLibraryName(plug, &libStatus);
160 const char *config = uplug_getConfiguration(plug);
161 UErrorCode loadStatus = uplug_getPlugLoadStatus(plug);
162 const char *message = NULL;
163
164 printf("\n#%d %-6s %s \n",
165 i+1,
166 udbg_enumName(UDBG_UPlugLevel,(int32_t)uplug_getPlugLevel(plug)),
167 name!=NULL?(*name?name:"this plugin did not call uplug_setPlugName()"):"(null)"
168 );
169 printf(" plugin| %10s:%-10s\n",
170 (U_SUCCESS(libStatus)?(lib!=NULL?lib:"(null)"):u_errorName(libStatus)),
171 sym!=NULL?sym:"(null)"
172 );
173
174 if(config!=NULL&&*config) {
175 printf(" config| %s\n", config);
176 }
177
178 switch(loadStatus) {
179 case U_PLUGIN_CHANGED_LEVEL_WARNING:
180 message = "Note: This plugin changed the system level (by allocating memory or calling something which does). Later plugins may not load.";
181 break;
182
183 case U_PLUGIN_DIDNT_SET_LEVEL:
184 message = "Error: This plugin did not call uplug_setPlugLevel during QUERY.";
185 break;
186
187 case U_PLUGIN_TOO_HIGH:
188 message = "Error: This plugin couldn't load because the system level was too high. Try loading this plugin earlier.";
189 break;
190
191 case U_ZERO_ERROR:
192 message = NULL; /* no message */
193 break;
194 default:
195 if(U_FAILURE(loadStatus)) {
196 message = "error loading:";
197 } else {
198 message = "warning during load:";
199 }
200 }
201
202 if(message!=NULL) {
203 printf("\\\\\\ status| %s\n"
204 "/// %s\n", u_errorName(loadStatus), message);
205 }
206
207 }
208 if(i==0) {
209 printf("No plugins loaded.\n");
210 }
211 #endif
212 }
213
214
215
216 extern int
main(int argc,char * argv[])217 main(int argc, char* argv[]) {
218 UErrorCode errorCode = U_ZERO_ERROR;
219 UBool didSomething = FALSE;
220
221 /* preset then read command line options */
222 argc=u_parseArgs(argc, argv, UPRV_LENGTHOF(options), options);
223
224 /* error handling, printing usage message */
225 if(argc<0) {
226 fprintf(stderr,
227 "error in command line argument \"%s\"\n",
228 argv[-argc]);
229 }
230 if( options[0].doesOccur || options[1].doesOccur) {
231 fprintf(stderr, "%s: Output information about the current ICU\n", argv[0]);
232 fprintf(stderr, "Options:\n"
233 " -h or --help - Print this help message.\n"
234 " -m or --millisecond-time - Print the current UTC time in milliseconds.\n"
235 " -d <dir> or --icudatadir <dir> - Set the ICU Data Directory\n"
236 " -v - Print version and configuration information about ICU\n"
237 #if UCONFIG_ENABLE_PLUGINS
238 " -L or --list-plugins - List and diagnose issues with ICU Plugins\n"
239 #endif
240 " -K or --cleanup - Call u_cleanup() before exitting (will attempt to unload plugins)\n"
241 "\n"
242 "If no arguments are given, the tool will print ICU version and configuration information.\n"
243 );
244 fprintf(stderr, "International Components for Unicode %s\n%s\n", U_ICU_VERSION, U_COPYRIGHT_STRING );
245 return argc<0 ? U_ILLEGAL_ARGUMENT_ERROR : U_ZERO_ERROR;
246 }
247
248 if(options[2].doesOccur) {
249 u_setDataDirectory(options[2].value);
250 }
251
252 if(options[5].doesOccur) {
253 cmd_millis();
254 didSomething=TRUE;
255 }
256 if(options[4].doesOccur) {
257 cmd_listplugins();
258 didSomething = TRUE;
259 }
260
261 if(options[3].doesOccur) {
262 cmd_version(FALSE, errorCode);
263 didSomething = TRUE;
264 }
265
266 if(options[7].doesOccur) { /* 2nd part of version: cleanup */
267 FILE *out = fopen(options[7].value, "w");
268 if(out==NULL) {
269 fprintf(stderr,"ERR: can't write to XML file %s\n", options[7].value);
270 return 1;
271 }
272 /* todo: API for writing DTD? */
273 fprintf(out, "<?xml version=\"1.0\" encoding=\"UTF-8\" ?>\n");
274 udbg_writeIcuInfo(out);
275 fclose(out);
276 didSomething = TRUE;
277 }
278
279 if(options[6].doesOccur) { /* 2nd part of version: cleanup */
280 cmd_cleanup();
281 didSomething = TRUE;
282 }
283
284 if(!didSomething) {
285 cmd_version(FALSE, errorCode); /* at least print the version # */
286 }
287
288 return U_FAILURE(errorCode);
289 }
290