Add gnulib-test-mbsrtowcs.c in order to test mbsrtowcs()
* the test exposes problems in our current (glibc's) implementation of mbsrtowcs()
This commit is contained in:
Oliver Tappe
parent
eb5e1c09e3
commit
0983c476d9
@ -39,6 +39,7 @@ SimpleTest xsi_sem_test1 : xsi_sem_test1.cpp ;
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# wide character tests
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SimpleTest gnulib-test-btowc : gnulib-test-btowc.c ;
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SimpleTest gnulib-test-mbrtowc : gnulib-test-mbrtowc.c ;
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SimpleTest gnulib-test-mbsrtowcs : gnulib-test-mbsrtowcs.c ;
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SimpleTest gnulib-test-wcrtomb : gnulib-test-wcrtomb.c ;
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SimpleTest mbtest : mbtest.c ;
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SimpleTest testmb : testmb.c ;
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309
src/tests/system/libroot/posix/gnulib-test-mbsrtowcs.c
Normal file
309
src/tests/system/libroot/posix/gnulib-test-mbsrtowcs.c
Normal file
@ -0,0 +1,309 @@
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/* Test of conversion of string to wide string.
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Copyright (C) 2008-2011 Free Software Foundation, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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/* Written by Bruno Haible <bruno@clisp.org>, 2008. */
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#undef NDEBUG
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#include <assert.h>
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#include <locale.h>
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#include <stdio.h>
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#include <string.h>
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#include <wchar.h>
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#define BUFSIZE 10
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int main(int argc, char *argv[])
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{
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mbstate_t state;
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wchar_t wc;
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size_t ret;
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int mode;
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/* configure should already have checked that the locale is supported. */
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if (setlocale(LC_ALL, "") == NULL) {
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fprintf(stderr, "unable to set standard locale\n");
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return 1;
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}
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/* Test NUL byte input. */
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{
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const char *src;
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memset(&state, '\0', sizeof(mbstate_t));
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src = "";
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ret = mbsrtowcs(NULL, &src, 0, &state);
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assert(ret == 0);
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assert(mbsinit (&state));
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src = "";
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ret = mbsrtowcs(NULL, &src, 1, &state);
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assert(ret == 0);
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assert(mbsinit (&state));
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wc = (wchar_t) 0xBADFACE;
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src = "";
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ret = mbsrtowcs(&wc, &src, 0, &state);
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assert(ret == 0);
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assert(wc == (wchar_t) 0xBADFACE);
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assert(mbsinit (&state));
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wc = (wchar_t) 0xBADFACE;
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src = "";
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ret = mbsrtowcs(&wc, &src, 1, &state);
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assert(ret == 0);
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assert(wc == 0);
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assert(mbsinit (&state));
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}
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for (mode = '1'; mode <= '4'; ++mode) {
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int unlimited;
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for (unlimited = 0; unlimited < 2; unlimited++) {
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wchar_t buf[BUFSIZE];
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const char *src;
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mbstate_t temp_state;
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{
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size_t i;
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for (i = 0; i < BUFSIZE; i++)
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buf[i] = (wchar_t) 0xBADFACE;
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}
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switch (mode) {
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case '1':
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/* Locale encoding is ISO-8859-1 or ISO-8859-15. */
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printf("ISO8859-1 ...\n");
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{
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char input[] = "B\374\337er"; /* "Büßer" */
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memset(&state, '\0', sizeof(mbstate_t));
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if (setlocale (LC_ALL, "en_US.ISO8859-1") == NULL) {
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fprintf(stderr,
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"unable to set ISO8859-1 locale, skipping\n");
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break;
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}
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wc = (wchar_t) 0xBADFACE;
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ret = mbrtowc(&wc, input, 1, &state);
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assert(ret == 1);
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assert(wc == 'B');
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assert(mbsinit (&state));
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input[0] = '\0';
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wc = (wchar_t) 0xBADFACE;
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ret = mbrtowc(&wc, input + 1, 1, &state);
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assert(ret == 1);
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assert(wctob (wc) == (unsigned char) '\374');
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assert(mbsinit (&state));
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input[1] = '\0';
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src = input + 2;
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temp_state = state;
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ret = mbsrtowcs(NULL, &src, unlimited ? BUFSIZE : 1,
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&temp_state);
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assert(ret == 3);
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assert(src == input + 2);
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assert(mbsinit (&state));
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src = input + 2;
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ret = mbsrtowcs(buf, &src, unlimited ? BUFSIZE : 1, &state);
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assert(ret == (unlimited ? 3 : 1));
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assert(src == (unlimited ? NULL : input + 3));
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assert(wctob (buf[0]) == (unsigned char) '\337');
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if (unlimited) {
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assert(buf[1] == 'e');
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assert(buf[2] == 'r');
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assert(buf[3] == 0);
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assert(buf[4] == (wchar_t) 0xBADFACE);
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} else
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assert(buf[1] == (wchar_t) 0xBADFACE);
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assert(mbsinit (&state));
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}
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break;
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case '2':
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/* Locale encoding is UTF-8. */
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printf("UTF-8 ...\n");
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{
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char input[] = "B\303\274\303\237er"; /* "Büßer" */
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memset(&state, '\0', sizeof(mbstate_t));
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if (setlocale (LC_ALL, "en_US.UTF-8") == NULL) {
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fprintf(stderr,
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"unable to set UTF-8 locale, skipping\n");
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break;
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}
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wc = (wchar_t) 0xBADFACE;
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ret = mbrtowc(&wc, input, 1, &state);
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assert(ret == 1);
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assert(wc == 'B');
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assert(mbsinit (&state));
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input[0] = '\0';
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wc = (wchar_t) 0xBADFACE;
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ret = mbrtowc(&wc, input + 1, 1, &state);
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assert(ret == (size_t)(-2));
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assert(wc == (wchar_t) 0xBADFACE);
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assert(!mbsinit (&state));
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input[1] = '\0';
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src = input + 2;
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temp_state = state;
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ret = mbsrtowcs(NULL, &src, unlimited ? BUFSIZE : 2,
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&temp_state);
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assert(ret == 4);
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assert(src == input + 2);
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assert(!mbsinit (&state));
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src = input + 2;
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ret = mbsrtowcs(buf, &src, unlimited ? BUFSIZE : 2, &state);
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assert(ret == (unlimited ? 4 : 2));
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assert(src == (unlimited ? NULL : input + 5));
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assert(wctob (buf[0]) == EOF);
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assert(wctob (buf[1]) == EOF);
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if (unlimited) {
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assert(buf[2] == 'e');
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assert(buf[3] == 'r');
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assert(buf[4] == 0);
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assert(buf[5] == (wchar_t) 0xBADFACE);
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} else
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assert(buf[2] == (wchar_t) 0xBADFACE);
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assert(mbsinit (&state));
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}
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break;
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case '3':
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/* Locale encoding is EUC-JP. */
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printf("EUC-JP ...\n");
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{
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char input[] = "<\306\374\313\334\270\354>"; /* "<日本語>" */
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memset(&state, '\0', sizeof(mbstate_t));
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if (setlocale (LC_ALL, "en_US.EUC-JP") == NULL) {
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fprintf(stderr,
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"unable to set EUC-JP locale, skipping\n");
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break;
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}
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wc = (wchar_t) 0xBADFACE;
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ret = mbrtowc(&wc, input, 1, &state);
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assert(ret == 1);
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assert(wc == '<');
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assert(mbsinit (&state));
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input[0] = '\0';
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wc = (wchar_t) 0xBADFACE;
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ret = mbrtowc(&wc, input + 1, 2, &state);
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assert(ret == 2);
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assert(wctob (wc) == EOF);
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assert(mbsinit (&state));
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input[1] = '\0';
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input[2] = '\0';
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wc = (wchar_t) 0xBADFACE;
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ret = mbrtowc(&wc, input + 3, 1, &state);
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assert(ret == (size_t)(-2));
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assert(wc == (wchar_t) 0xBADFACE);
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assert(!mbsinit (&state));
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input[3] = '\0';
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src = input + 4;
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temp_state = state;
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ret = mbsrtowcs(NULL, &src, unlimited ? BUFSIZE : 2,
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&temp_state);
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assert(ret == 3);
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assert(src == input + 4);
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assert(!mbsinit (&state));
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src = input + 4;
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ret = mbsrtowcs(buf, &src, unlimited ? BUFSIZE : 2, &state);
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assert(ret == (unlimited ? 3 : 2));
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assert(src == (unlimited ? NULL : input + 7));
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assert(wctob (buf[0]) == EOF);
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assert(wctob (buf[1]) == EOF);
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if (unlimited) {
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assert(buf[2] == '>');
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assert(buf[3] == 0);
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assert(buf[4] == (wchar_t) 0xBADFACE);
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} else
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assert(buf[2] == (wchar_t) 0xBADFACE);
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assert(mbsinit (&state));
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}
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break;
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case '4':
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/* Locale encoding is GB18030. */
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printf("GB18030 ...\n");
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{
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char input[] = "B\250\271\201\060\211\070er"; /* "Büßer" */
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memset(&state, '\0', sizeof(mbstate_t));
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if (setlocale (LC_ALL, "en_US.GB18030") == NULL) {
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fprintf(stderr,
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"unable to set GB18030 locale, skipping\n");
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break;
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}
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wc = (wchar_t) 0xBADFACE;
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ret = mbrtowc(&wc, input, 1, &state);
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assert(ret == 1);
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assert(wc == 'B');
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assert(mbsinit (&state));
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input[0] = '\0';
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wc = (wchar_t) 0xBADFACE;
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ret = mbrtowc(&wc, input + 1, 1, &state);
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assert(ret == (size_t)(-2));
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assert(wc == (wchar_t) 0xBADFACE);
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assert(!mbsinit (&state));
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input[1] = '\0';
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src = input + 2;
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temp_state = state;
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ret = mbsrtowcs(NULL, &src, unlimited ? BUFSIZE : 2,
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&temp_state);
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assert(ret == 4);
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assert(src == input + 2);
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assert(!mbsinit (&state));
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src = input + 2;
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ret = mbsrtowcs(buf, &src, unlimited ? BUFSIZE : 2, &state);
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assert(ret == (unlimited ? 4 : 2));
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assert(src == (unlimited ? NULL : input + 7));
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assert(wctob (buf[0]) == EOF);
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assert(wctob (buf[1]) == EOF);
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if (unlimited) {
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assert(buf[2] == 'e');
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assert(buf[3] == 'r');
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assert(buf[4] == 0);
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assert(buf[5] == (wchar_t) 0xBADFACE);
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} else
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assert(buf[2] == (wchar_t) 0xBADFACE);
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assert(mbsinit (&state));
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}
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break;
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default:
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return 1;
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}
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}
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}
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return 0;
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}
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