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Reset internal conversion state after triggering conversion errors;

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the state is undefined according to the standards, and our undefined
behaviour has changed.
This commit is contained in:
Tim J. Robbins 2004-04-07 11:02:51 +00:00
parent ca2dae426e
commit 3a8bdd99cb
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=128005
3 changed files with 10 additions and 3 deletions
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5
tools/regression/lib/libc/locale/test-mblen.c
View File

@ -1,5 +1,5 @@
/*-
* Copyright (c) 2002 Tim J. Robbins
* Copyright (c) 2002-2004 Tim J. Robbins
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -69,6 +69,7 @@ main(int argc, char *argv[])
/* Incomplete character sequence. */
buf[0] = '\0';
assert(mblen(buf, 0) == -1);
assert(mblen(NULL, 0) == 0);
/*
* Japanese (EUC) locale.
@ -92,12 +93,14 @@ main(int argc, char *argv[])
/* Incomplete character sequence. */
buf[0] = '\0';
assert(mblen(buf, 0) == -1);
assert(mblen(NULL, 0) == 0);
/* Incomplete character sequence (truncated double-byte). */
memset(buf, 0xcc, sizeof(buf));
buf[0] = 0xa3;
buf[1] = 0x00;
assert(mblen(buf, 1) == -1);
assert(mblen(NULL, 0) == 0);
/* Same as above, but complete. */
buf[1] = 0xc1;

5
tools/regression/lib/libc/locale/test-mbtowc.c
View File

@ -1,5 +1,5 @@
/*-
* Copyright (c) 2002 Tim J. Robbins
* Copyright (c) 2002-2004 Tim J. Robbins
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -74,6 +74,7 @@ main(int argc, char *argv[])
buf[0] = '\0';
assert(mbtowc(&wc, buf, 0) == -1);
assert(wc == L'z');
assert(mbtowc(NULL, NULL, 0) == 0);
/*
* Japanese (EUC) locale.
@ -99,6 +100,7 @@ main(int argc, char *argv[])
buf[0] = '\0';
assert(mbtowc(&wc, buf, 0) == -1);
assert(wc == L'z');
assert(mbtowc(NULL, NULL, 0) == 0);
/* Incomplete character sequence (truncated double-byte). */
memset(buf, 0xcc, sizeof(buf));
@ -107,6 +109,7 @@ main(int argc, char *argv[])
wc = L'z';
assert(mbtowc(&wc, buf, 1) == -1);
assert(wc == L'z');
assert(mbtowc(NULL, NULL, 0) == 0);
/* Same as above, but complete. */
buf[1] = 0xc1;

3
tools/regression/lib/libc/locale/test-wctomb.c
View File

@ -1,5 +1,5 @@
/*-
* Copyright (c) 2002 Tim J. Robbins
* Copyright (c) 2002-2004 Tim J. Robbins
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -72,6 +72,7 @@ main(int argc, char *argv[])
/* Invalid code. */
assert(wctomb(buf, UCHAR_MAX + 1) == -1);
assert(wctomb(NULL, 0) == 0);
/*
* Japanese (EUC) locale.