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349d72c19c
function old new delta unzip_main 2726 2792 +66 printable_string2 - 57 +57 identify 4329 4336 +7 expmeta 659 663 +4 add_interface 99 103 +4 beep_main 286 289 +3 changepath 192 194 +2 builtin_type 115 117 +2 devmem_main 469 470 +1 input_tab 1076 1074 -2 create_J 1821 1819 -2 poplocalvars 314 311 -3 doCommands 2222 2214 -8 do_load 918 902 -16 printable_string 57 9 -48 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 8/6 up/down: 146/-79) Total: 67 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
63 lines
1.1 KiB
C
63 lines
1.1 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* Unicode support routines.
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*
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* Copyright (C) 2010 Denys Vlasenko
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*
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* Licensed under GPLv2, see file LICENSE in this source tree.
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*/
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#include "libbb.h"
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#include "unicode.h"
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const char* FAST_FUNC printable_string2(uni_stat_t *stats, const char *str)
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{
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char *dst;
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const char *s;
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s = str;
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while (1) {
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unsigned char c = *s;
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if (c == '\0') {
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/* 99+% of inputs do not need conversion */
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if (stats) {
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stats->byte_count = (s - str);
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stats->unicode_count = (s - str);
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stats->unicode_width = (s - str);
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}
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return str;
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}
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if (c < ' ')
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break;
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if (c >= 0x7f)
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break;
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s++;
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}
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#if ENABLE_UNICODE_SUPPORT
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dst = unicode_conv_to_printable(stats, str);
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#else
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{
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char *d = dst = xstrdup(str);
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while (1) {
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unsigned char c = *d;
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if (c == '\0')
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break;
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if (c < ' ' || c >= 0x7f)
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*d = '?';
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d++;
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}
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if (stats) {
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stats->byte_count = (d - dst);
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stats->unicode_count = (d - dst);
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stats->unicode_width = (d - dst);
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}
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}
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#endif
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return auto_string(dst);
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}
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const char* FAST_FUNC printable_string(const char *str)
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{
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return printable_string2(NULL, str);
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}
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