diff options
Diffstat (limited to 'tools/regression/lib/libc')
| -rw-r--r-- | tools/regression/lib/libc/locale/test-wcrtomb.c | 34 |
1 files changed, 15 insertions, 19 deletions
diff --git a/tools/regression/lib/libc/locale/test-wcrtomb.c b/tools/regression/lib/libc/locale/test-wcrtomb.c index 3c16dff..c00792b 100644 --- a/tools/regression/lib/libc/locale/test-wcrtomb.c +++ b/tools/regression/lib/libc/locale/test-wcrtomb.c @@ -57,12 +57,12 @@ main(int argc, char *argv[]) assert(MB_CUR_MAX == 1); - /* Null wide character, internal state, internal buffer. */ + /* + * If the buffer argument is NULL, wc is implicitly L'\0', + * wcrtomb() resets its internal state. + */ assert(wcrtomb(NULL, L'\0', NULL) == 1); - - /* Null wide character, internal buffer. */ - memset(&s, 0, sizeof(s)); - assert(wcrtomb(NULL, L'\0', &s) == 1); + assert(wcrtomb(NULL, UCHAR_MAX + 1, NULL) == 1); /* Null wide character. */ memset(&s, 0, sizeof(s)); @@ -71,13 +71,10 @@ main(int argc, char *argv[]) assert(len == 1); assert((unsigned char)buf[0] == 0 && (unsigned char)buf[1] == 0xcc); - /* Latin letter A, internal state, internal buffer. */ + /* Latin letter A, internal state. */ + assert(wcrtomb(NULL, L'\0', NULL) == 1); assert(wcrtomb(NULL, L'A', NULL) == 1); - /* Latin letter A, internal buffer. */ - memset(&s, 0, sizeof(s)); - assert(wcrtomb(NULL, L'A', &s) == 1); - /* Latin letter A. */ memset(&s, 0, sizeof(s)); memset(buf, 0xcc, sizeof(buf)); @@ -86,7 +83,7 @@ main(int argc, char *argv[]) assert((unsigned char)buf[0] == 'A' && (unsigned char)buf[1] == 0xcc); /* Invalid code. */ - assert(wcrtomb(NULL, UCHAR_MAX + 1, NULL) == (size_t)-1); + assert(wcrtomb(buf, UCHAR_MAX + 1, NULL) == (size_t)-1); assert(errno == EILSEQ); /* @@ -96,9 +93,11 @@ main(int argc, char *argv[]) assert(strcmp(setlocale(LC_CTYPE, "ja_JP.eucJP"), "ja_JP.eucJP") == 0); assert(MB_CUR_MAX == 3); - /* Null wide character, internal buffer. */ - memset(&s, 0, sizeof(s)); - assert(wcrtomb(NULL, L'\0', &s) == 1); + /* + * If the buffer argument is NULL, wc is implicitly L'\0', + * wcrtomb() resets its internal state. + */ + assert(wcrtomb(NULL, L'\0', NULL) == 1); /* Null wide character. */ memset(&s, 0, sizeof(s)); @@ -107,13 +106,10 @@ main(int argc, char *argv[]) assert(len == 1); assert((unsigned char)buf[0] == 0 && (unsigned char)buf[1] == 0xcc); - /* Latin letter A, internal state, internal buffer. */ + /* Latin letter A, internal state. */ + assert(wcrtomb(NULL, L'\0', NULL) == 1); assert(wcrtomb(NULL, L'A', NULL) == 1); - /* Latin letter A, internal buffer. */ - memset(&s, 0, sizeof(s)); - assert(wcrtomb(NULL, L'A', &s) == 1); - /* Latin letter A. */ memset(&s, 0, sizeof(s)); memset(buf, 0xcc, sizeof(buf)); |
