64 lines
2.0 KiB
C++
64 lines
2.0 KiB
C++
/********************************************************************
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* COPYRIGHT:
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* Copyright (c) 1999-2002, International Business Machines Corporation and
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* others. All Rights Reserved.
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********************************************************************/
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#include "unicode/unistr.h"
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#include <stdio.h>
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#include <stdlib.h>
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// Verify that a UErrorCode is successful; exit(1) if not
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void check(UErrorCode& status, const char* msg) {
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if (U_FAILURE(status)) {
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printf("ERROR: %s (%s)\n", u_errorName(status), msg);
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exit(1);
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}
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// printf("Ok: %s\n", msg);
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}
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// Append a hex string to the target
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static UnicodeString& appendHex(uint32_t number,
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int8_t digits,
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UnicodeString& target) {
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static const UnicodeString DIGIT_STRING("0123456789ABCDEF");
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while (digits > 0) {
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target += DIGIT_STRING[(number >> ((--digits) * 4)) & 0xF];
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}
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return target;
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}
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// Replace nonprintable characters with unicode escapes
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UnicodeString escape(const UnicodeString &source) {
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int32_t i;
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UnicodeString target;
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target += "\"";
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for (i=0; i<source.length(); ++i) {
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UChar ch = source[i];
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if (ch < 0x09 || (ch > 0x0A && ch < 0x20) || ch > 0x7E) {
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target += "\\u";
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appendHex(ch, 4, target);
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} else {
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target += ch;
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}
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}
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target += "\"";
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return target;
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}
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// Print the given string to stdout
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void uprintf(const UnicodeString &str) {
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char *buf = 0;
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int32_t len = str.length();
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// int32_t bufLen = str.extract(0, len, buf); // Preflight
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/* Preflighting seems to be broken now, so assume 1-1 conversion,
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plus some slop. */
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int32_t bufLen = len + 16;
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int32_t actualLen;
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buf = new char[bufLen + 1];
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actualLen = str.extract(0, len, buf/*, bufLen*/); // Default codepage conversion
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buf[actualLen] = 0;
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printf("%s", buf);
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delete buf;
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}
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