<h2>Editing File: /opt/alt/alt-nodejs19/root/usr/share/doc/alt-nodejs19-libicu-devel/samples/msgfmt/util.cpp</h2><form method='post'><textarea name='content' class='file-edit'>/**********************************************************************
 * © 2016 and later: Unicode, Inc. and others.
 * License &amp; terms of use: http://www.unicode.org/copyright.html
 ***********************************************************************
 ***********************************************************************
 * COPYRIGHT:
 * Copyright (c) 1999-2010, International Business Machines Corporation and
 * others. All Rights Reserved.
 ***********************************************************************/

#include &quot;unicode/unistr.h&quot;
#include &lt;stdio.h&gt;
#include &lt;stdlib.h&gt;

using namespace icu;

// Verify that a UErrorCode is successful; exit(1) if not
void check(UErrorCode&amp; status, const char* msg) {
    if (U_FAILURE(status)) {
        printf(&quot;ERROR: %s (%s)\n&quot;, u_errorName(status), msg);
        exit(1);
    }
    // printf(&quot;Ok: %s\n&quot;, msg);
}
                                                      
// Append a hex string to the target
static UnicodeString&amp; appendHex(uint32_t number, 
                         int8_t digits, 
                         UnicodeString&amp; target) {
    static const UnicodeString DIGIT_STRING(&quot;0123456789ABCDEF&quot;);
    while (digits &gt; 0) {
        target += DIGIT_STRING[(number &gt;&gt; ((--digits) * 4)) &amp; 0xF];
    }
    return target;
}

// Replace nonprintable characters with unicode escapes
UnicodeString escape(const UnicodeString &amp;source) {
    int32_t i;
    UnicodeString target;
    target += &quot;\&quot;&quot;;
    for (i=0; i&lt;source.length(); ++i) {
        UChar ch = source[i];
        if (ch &lt; 0x09 || (ch &gt; 0x0A &amp;&amp; ch &lt; 0x20) || ch &gt; 0x7E) {
            target += &quot;\\u&quot;;
            appendHex(ch, 4, target);
        } else {
            target += ch;
        }
    }
    target += &quot;\&quot;&quot;;
    return target;
}

// Print the given string to stdout
void uprintf(const UnicodeString &amp;str) {
    char *buf = 0;
    int32_t len = str.length();
    // int32_t bufLen = str.extract(0, len, buf); // Preflight
    /* Preflighting seems to be broken now, so assume 1-1 conversion,
       plus some slop. */
    int32_t bufLen = len + 16;
	int32_t actualLen;
    buf = new char[bufLen + 1];
    actualLen = str.extract(0, len, buf/*, bufLen*/); // Default codepage conversion
    buf[actualLen] = 0;
    printf(&quot;%s&quot;, buf);
    delete [] buf;
}
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