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1 /*
2 *******************************************************************************
3 *
4 *   Copyright (C) 1999-2012, International Business Machines
5 *   Corporation and others.  All Rights Reserved.
6 *
7 *******************************************************************************
8 *   file name:  icuinfo.cpp
9 *   encoding:   US-ASCII
10 *   tab size:   8 (not used)
11 *   indentation:4
12 *
13 *   created on: 2009-2010
14 *   created by: Steven R. Loomis
15 *
16 *   This program shows some basic info about the current ICU.
17 */
18 
19 #include <stdio.h>
20 #include <stdlib.h>
21 #include "unicode/utypes.h"
22 #include "unicode/putil.h"
23 #include "unicode/uclean.h"
24 #include "udbgutil.h"
25 #include "unewdata.h"
26 #include "cmemory.h"
27 #include "cstring.h"
28 #include "uoptions.h"
29 #include "toolutil.h"
30 #include "icuplugimp.h"
31 #include <unicode/uloc.h>
32 #include <unicode/ucnv.h>
33 #include "unicode/ucal.h"
34 #include <unicode/ulocdata.h>
35 #include "putilimp.h"
36 #include "unicode/uchar.h"
37 
38 static UOption options[]={
39   /*0*/ UOPTION_HELP_H,
40   /*1*/ UOPTION_HELP_QUESTION_MARK,
41   /*2*/ UOPTION_ICUDATADIR,
42   /*3*/ UOPTION_VERBOSE,
43   /*4*/ UOPTION_DEF("list-plugins", 'L', UOPT_NO_ARG),
44   /*5*/ UOPTION_DEF("milisecond-time", 'm', UOPT_NO_ARG),
45   /*6*/ UOPTION_DEF("cleanup", 'K', UOPT_NO_ARG),
46   /*7*/ UOPTION_DEF("xml", 'x', UOPT_REQUIRES_ARG),
47 };
48 
49 static UErrorCode initStatus = U_ZERO_ERROR;
50 static UBool icuInitted = FALSE;
51 
do_init()52 static void do_init() {
53     if(!icuInitted) {
54       u_init(&initStatus);
55       icuInitted = TRUE;
56     }
57 }
58 
59 
cmd_millis()60 void cmd_millis()
61 {
62   printf("Milliseconds since Epoch: %.0f\n", uprv_getUTCtime());
63 }
64 
cmd_version(UBool,UErrorCode & errorCode)65 void cmd_version(UBool /* noLoad */, UErrorCode &errorCode)
66 {
67 
68     do_init();
69 
70     udbg_writeIcuInfo(stdout); /* print the XML format */
71 
72     union {
73         uint8_t byte;
74         uint16_t word;
75     } u;
76     u.word=0x0100;
77     if(U_IS_BIG_ENDIAN==u.byte) {
78       //printf("U_IS_BIG_ENDIAN: %d\n", U_IS_BIG_ENDIAN);
79     } else {
80         fprintf(stderr, "  error: U_IS_BIG_ENDIAN=%d != %d=actual 'is big endian'\n",
81                 U_IS_BIG_ENDIAN, u.byte);
82         errorCode=U_INTERNAL_PROGRAM_ERROR;
83     }
84 
85     if(U_SIZEOF_WCHAR_T==sizeof(wchar_t)) {
86       //printf("U_SIZEOF_WCHAR_T: %d\n", U_SIZEOF_WCHAR_T);
87     } else {
88         fprintf(stderr, "  error: U_SIZEOF_WCHAR_T=%d != %d=sizeof(wchar_t)\n",
89                 U_SIZEOF_WCHAR_T, (int)sizeof(wchar_t));
90         errorCode=U_INTERNAL_PROGRAM_ERROR;
91     }
92 
93     int charsetFamily;
94     if('A'==0x41) {
95         charsetFamily=U_ASCII_FAMILY;
96     } else if('A'==0xc1) {
97         charsetFamily=U_EBCDIC_FAMILY;
98     } else {
99         charsetFamily=-1;  // unknown
100     }
101     if(U_CHARSET_FAMILY==charsetFamily) {
102       //printf("U_CHARSET_FAMILY: %d\n", U_CHARSET_FAMILY);
103     } else {
104         fprintf(stderr, "  error: U_CHARSET_FAMILY=%d != %d=actual charset family\n",
105                 U_CHARSET_FAMILY, charsetFamily);
106         errorCode=U_INTERNAL_PROGRAM_ERROR;
107     }
108 
109     printf("\n\nICU Initialization returned: %s\n", u_errorName(initStatus));
110 
111 
112 #if U_ENABLE_DYLOAD
113     const char *pluginFile = uplug_getPluginFile();
114     printf("Plugin file is: %s\n", (pluginFile&&*pluginFile)?pluginFile:"(not set. try setting ICU_PLUGINS to a directory.)");
115 #else
116     fprintf(stderr, "Dynamic Loading: is disabled. No plugins will be loaded at start-up.\n");
117 #endif
118 }
119 
cmd_cleanup()120 void cmd_cleanup()
121 {
122     u_cleanup();
123     fprintf(stdout, "ICU u_cleanup() called.\n");
124 }
125 
126 
cmd_listplugins()127 void cmd_listplugins() {
128     int32_t i;
129     UPlugData *plug;
130 
131     do_init();
132     printf("ICU Initialized: u_init() returned %s\n", u_errorName(initStatus));
133 
134     printf("Plugins: \n");
135     printf(    "# %6s   %s \n",
136                        "Level",
137                        "Name" );
138     printf(    "    %10s:%-10s\n",
139                        "Library",
140                        "Symbol"
141             );
142 
143 
144     printf(    "       config| (configuration string)\n");
145     printf(    " >>>   Error          | Explanation \n");
146     printf(    "-----------------------------------\n");
147 
148     for(i=0;(plug=uplug_getPlugInternal(i))!=NULL;i++) {
149         UErrorCode libStatus = U_ZERO_ERROR;
150         const char *name = uplug_getPlugName(plug);
151         const char *sym = uplug_getSymbolName(plug);
152         const char *lib = uplug_getLibraryName(plug, &libStatus);
153         const char *config = uplug_getConfiguration(plug);
154         UErrorCode loadStatus = uplug_getPlugLoadStatus(plug);
155         const char *message = NULL;
156 
157         printf("\n#%d  %-6s %s \n",
158             i+1,
159             udbg_enumName(UDBG_UPlugLevel,(int32_t)uplug_getPlugLevel(plug)),
160             name!=NULL?(*name?name:"this plugin did not call uplug_setPlugName()"):"(null)"
161         );
162         printf("    plugin| %10s:%-10s\n",
163             (U_SUCCESS(libStatus)?(lib!=NULL?lib:"(null)"):u_errorName(libStatus)),
164             sym!=NULL?sym:"(null)"
165         );
166 
167         if(config!=NULL&&*config) {
168             printf("    config| %s\n", config);
169         }
170 
171         switch(loadStatus) {
172             case U_PLUGIN_CHANGED_LEVEL_WARNING:
173                 message = "Note: This plugin changed the system level (by allocating memory or calling something which does). Later plugins may not load.";
174                 break;
175 
176             case U_PLUGIN_DIDNT_SET_LEVEL:
177                 message = "Error: This plugin did not call uplug_setPlugLevel during QUERY.";
178                 break;
179 
180             case U_PLUGIN_TOO_HIGH:
181                 message = "Error: This plugin couldn't load because the system level was too high. Try loading this plugin earlier.";
182                 break;
183 
184             case U_ZERO_ERROR:
185                 message = NULL; /* no message */
186                 break;
187             default:
188                 if(U_FAILURE(loadStatus)) {
189                     message = "error loading:";
190                 } else {
191                     message = "warning during load:";
192                 }
193         }
194 
195         if(message!=NULL) {
196             printf("\\\\\\ status| %s\n"
197                    "/// %s\n", u_errorName(loadStatus), message);
198         }
199 
200     }
201 	if(i==0) {
202 		printf("No plugins loaded.\n");
203 	}
204 
205 }
206 
207 
208 
209 extern int
main(int argc,char * argv[])210 main(int argc, char* argv[]) {
211     UErrorCode errorCode = U_ZERO_ERROR;
212     UBool didSomething = FALSE;
213 
214     /* preset then read command line options */
215     argc=u_parseArgs(argc, argv, sizeof(options)/sizeof(options[0]), options);
216 
217     /* error handling, printing usage message */
218     if(argc<0) {
219         fprintf(stderr,
220             "error in command line argument \"%s\"\n",
221             argv[-argc]);
222     }
223     if( options[0].doesOccur || options[1].doesOccur) {
224       fprintf(stderr, "%s: Output information about the current ICU\n", argv[0]);
225       fprintf(stderr, "Options:\n"
226               " -h     or  --help                 - Print this help message.\n"
227               " -m     or  --millisecond-time     - Print the current UTC time in milliseconds.\n"
228               " -d <dir>   or  --icudatadir <dir> - Set the ICU Data Directory\n"
229               " -v                                - Print version and configuration information about ICU\n"
230               " -L         or  --list-plugins     - List and diagnose issues with ICU Plugins\n"
231               " -K         or  --cleanup          - Call u_cleanup() before exitting (will attempt to unload plugins)\n"
232               "\n"
233               "If no arguments are given, the tool will print ICU version and configuration information.\n"
234               );
235       fprintf(stderr, "International Components for Unicode %s\n%s\n", U_ICU_VERSION, U_COPYRIGHT_STRING );
236       return argc<0 ? U_ILLEGAL_ARGUMENT_ERROR : U_ZERO_ERROR;
237     }
238 
239     if(options[2].doesOccur) {
240       u_setDataDirectory(options[2].value);
241     }
242 
243     if(options[5].doesOccur) {
244       cmd_millis();
245       didSomething=TRUE;
246     }
247     if(options[4].doesOccur) {
248       cmd_listplugins();
249       didSomething = TRUE;
250     }
251 
252     if(options[3].doesOccur) {
253       cmd_version(FALSE, errorCode);
254       didSomething = TRUE;
255     }
256 
257     if(options[7].doesOccur) {  /* 2nd part of version: cleanup */
258       FILE *out = fopen(options[7].value, "w");
259       if(out==NULL) {
260         fprintf(stderr,"ERR: can't write to XML file %s\n", options[7].value);
261         return 1;
262       }
263       /* todo: API for writing DTD? */
264       fprintf(out, "<?xml version=\"1.0\" encoding=\"UTF-8\" ?>\n");
265       udbg_writeIcuInfo(out);
266       fclose(out);
267       didSomething = TRUE;
268     }
269 
270     if(options[6].doesOccur) {  /* 2nd part of version: cleanup */
271       cmd_cleanup();
272       didSomething = TRUE;
273     }
274 
275     if(!didSomething) {
276       cmd_version(FALSE, errorCode);  /* at least print the version # */
277     }
278 
279     return U_FAILURE(errorCode);
280 }
281