static int32_t
u_printf_pad_and_justify(void *context,
const u_printf_spec_info *info,
const UChar *result,
int32_t resultLen)
{
UFILE *output = (UFILE *)context;
int32_t written, i;
/* pad and justify, if needed */
if(info->fWidth != -1 && resultLen < info->fWidth) {
/* left justify */
if(info->fLeft) {
written = u_file_write(result, resultLen, output);
for(i = 0; i < info->fWidth - resultLen; ++i) {
written += u_file_write(&info->fPadChar, 1, output);
}
}
/* right justify */
else {
written = 0;
for(i = 0; i < info->fWidth - resultLen; ++i) {
written += u_file_write(&info->fPadChar, 1, output);
}
written += u_file_write(result, resultLen, output);
}
}
/* just write the formatted output */
else {
written = u_file_write(result, resultLen, output);
}
return written;
}
U_CAPI int32_t U_EXPORT2 /* U_CAPI ... U_EXPORT2 added by Peter Kirk 17 Nov 2001 */
u_fputs(const UChar *s,
UFILE *f)
{
int32_t count = u_file_write(s, u_strlen(s), f);
count += u_file_write(DELIMITERS, DELIMITERS_LEN, f);
return count;
}
static int32_t U_EXPORT2
u_printf_write(void * context,
const UChar * str,
int32_t count)
{
return u_file_write(str, count, (UFILE *)context);
}
U_CAPI UChar32 U_EXPORT2 /* U_CAPI ... U_EXPORT2 added by Peter Kirk 17 Nov 2001 */
u_fputc(UChar32 uc,
UFILE *f)
{
UChar buf[2];
int32_t idx = 0;
UBool isError = FALSE;
U16_APPEND(buf, idx, sizeof(buf)/sizeof(*buf), uc, isError);
if (isError) {
return U_EOF;
}
return u_file_write(buf, idx, f) == idx ? uc : U_EOF;
}
static int icu_ufile_write(lua_State *L) {
int nargs = lua_gettop(L) - 1;
int arg = 2;
int status = 1;
UFILE* ufile = icu4lua_checkopenufile(L,1,UFILE_UV_META);
for (; nargs--; arg++) {
if (lua_type(L, arg) == LUA_TNUMBER) {
status = status && u_fprintf(ufile, LUA_NUMBER_FMT, lua_tonumber(L, arg))>0;
}
else {
const UChar* ustr = icu4lua_checkustring(L, arg, UFILE_UV_USTRING_META);
int32_t ustr_l = (int32_t)icu4lua_ustrlen(L, arg);
status = status && (u_file_write(ustr, ustr_l, ufile) == ustr_l);
}
}
return pushresult(L, status, NULL);
}
U_CAPI int32_t U_EXPORT2 /* U_CAPI ... U_EXPORT2 added by Peter Kirk 17 Nov 2001 */
u_fputc(UChar uc,
UFILE *f)
{
return u_file_write(&uc, 1, f) == 1 ? uc : EOF;
}
static void printString(UFILE *out, const UChar *str, int32_t len) {
u_file_write(str, len, out);
}
void file_write(uint64_t descriptor, JSStringRef text) {
UFILE* ufile = descriptor_to_ufile(descriptor);
u_file_write(JSStringGetCharactersPtr(text), (uint32_t)JSStringGetLength(text), ufile);
}
/*
* main() This one function is all of the application code.
*/
int main(int argc, char **argv)
{
UBool displayUsage = FALSE; /* Set true if command line err or help */
/* option was requested. */
UBool verbose = FALSE; /* Set true if -v command line option. */
char *optionError = NULL; /* If command line contains an unrecognized */
/* option, this will point to it. */
char *locale=NULL; /* Locale name. Null for system default, */
/* otherwise set from command line. */
const char * programName = argv[0]; /* Program invocation name. */
UFILE *u_stdout; /* Unicode stdout file. */
UErrorCode err = U_ZERO_ERROR; /* Error return, used for most ICU */
/* functions. */
UResourceBundle *myResources; /* ICU Resource "handles" */
UResourceBundle *fortunes_r;
int32_t numFortunes; /* Number of fortune strings available. */
int i;
const UChar *resString; /* Points to strings fetched from Resources. */
int32_t len;
/* Process command line options.
* -l locale specify a locale
* -v verbose mode. Display extra messages.
* -? or --help display a usage line
*/
for (i=1; i<argc; i++) {
if (strcmp(argv[i], "-l") ==0) {
if (++i < argc) {
locale = argv[i];
}
continue;
}
if (strcmp(argv[i], "-v") == 0) {
verbose = TRUE;
continue;}
if (strcmp(argv[i], "-?") == 0 ||
strcmp(argv[i], "--help") == 0) {
displayUsage = TRUE;
continue;}
optionError = argv[i];
displayUsage = TRUE;
break;
}
/* ICU's icuio package provides a convenient way to write Unicode
* data to stdout. The string data that we get from resources
* will be UChar * strings, which icuio can handle nicely.
*/
u_stdout = u_finit(stdout, NULL /*locale*/, NULL /*codepage */);
if (verbose) {
u_fprintf(u_stdout, "%s: checking output via icuio.\n", programName);
}
#ifndef UFORTUNE_NOSETAPPDATA
/* Tell ICU where our resource data is located in memory.
* The data lives in the Fortune_Resources dll, and we just
* pass the address of an exported symbol from that library
* to ICU.
*/
udata_setAppData("fortune_resources", &fortune_resources_dat, &err);
if (U_FAILURE(err)) {
fprintf(stderr, "%s: udata_setAppData failed with error \"%s\"\n", programName, u_errorName(err));
exit(-1);
}
#endif
/* Open our resources.
*/
myResources = ures_open("fortune_resources", locale, &err);
if (U_FAILURE(err)) {
fprintf(stderr, "%s: ures_open failed with error \"%s\"\n", programName, u_errorName(err));
exit(-1);
}
if (verbose) {
u_fprintf(u_stdout, "status from ures_open(\"fortune_resources\", %s) is %s\n",
locale? locale: " ", u_errorName(err));
}
/*
* Display any command line option usage errors and/or the
* usage help message. These messages come from our resource bundle.
*/
if (optionError != NULL) {
const UChar *msg = ures_getStringByKey(myResources, "optionMessage", &len, &err);
if (U_FAILURE(err)) {
fprintf(stderr, "%s: ures_getStringByKey(\"optionMessage\") failed, %s\n",
programName, u_errorName(err));
exit(-1);
}
u_file_write(msg, len, u_stdout); /* msg is UChar *, from resource */
u_fprintf(u_stdout, " %s\n", optionError); /* optionError is char *, from argv */
}
if (displayUsage) {
const UChar *usage;
int returnValue=0;
usage = ures_getStringByKey(myResources, "usage", &len, &err);
if (U_FAILURE(err)) {
fprintf(stderr, "%s: ures_getStringByKey(\"usage\") failed, %s\n", programName, u_errorName(err));
exit(-1);
}
u_file_write(usage, len, u_stdout);
if (optionError != NULL) {returnValue = -1;}
return returnValue;
}
/*
* Open the "fortunes" resources from within the already open resources
*/
fortunes_r = ures_getByKey(myResources, "fortunes", NULL, &err);
if (U_FAILURE(err)) {
fprintf(stderr, "%s: ures_getByKey(\"fortunes\") failed, %s\n", programName, u_errorName(err));
exit(-1);
}
/*
* Pick up and display a random fortune
*
*/
numFortunes = ures_countArrayItems(myResources, "fortunes", &err);
if (U_FAILURE(err)) {
fprintf(stderr, "%s: ures_countArrayItems(\"fortunes\") failed, %s\n", programName, u_errorName(err));
exit(-1);
}
if (numFortunes <= 0) {
fprintf(stderr, "%s: no fortunes found.\n", programName);
exit(-1);
}
i = (int)time(NULL) % numFortunes; /* Use time to pick a somewhat-random fortune. */
resString = ures_getStringByIndex(fortunes_r, i, &len, &err);
if (U_FAILURE(err)) {
fprintf(stderr, "%s: ures_getStringByIndex(%d) failed, %s\n", programName, i, u_errorName(err));
exit(-1);
}
u_file_write(resString, len, u_stdout); /* Write out the message */
u_fputc(0x0a, u_stdout); /* and a trailing newline */
return 0;
}
