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/libio/
A Dtst_swprintf.c10 size_t n; member
24 size_t n; in main() local
29 if (n != 11) in main()
42 if (n != 18) in main()
54 for (n = 0; n < sizeof (tests) / sizeof (tests[0]); ++n) in main()
56 ssize_t res = swprintf (buf, tests[n].n, L"%s", tests[n].str); in main()
58 if (tests[n].exp < 0 && res >= 0) in main()
61 tests[n].n, tests[n].str); in main()
64 else if (tests[n].exp >= 0 && tests[n].exp != res) in main()
67 tests[n].n, tests[n].str, tests[n].exp, res); in main()
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A Dtst-swscanf.c48 size_t n; in do_test() local
59 for (n = 0; n < sizeof (tests) / sizeof (tests[0]); ++n) in do_test()
67 if (swscanf (tests[n].arg, tests[n].fmt, buf) != tests[n].retval) in do_test()
70 tests[n].arg, tests[n].fmt); in do_test()
73 else if (tests[n].retval != 0 && strcmp (buf, tests[n].res) != 0) in do_test()
76 tests[n].arg, tests[n].fmt, buf, tests[n].res); in do_test()
81 tests[n].arg, tests[n].fmt); in do_test()
83 if (swscanf (tests[n].arg, tests[n].wfmt, wbuf) != tests[n].retval) in do_test()
86 tests[n].arg, tests[n].wfmt); in do_test()
92 tests[n].arg, tests[n].wfmt, wbuf, tests[n].wres); in do_test()
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A Dtst_putwc.c39 size_t n = 0; in do_test() local
49 for (n = 0; str[n] != L'\0'; ++n) in do_test()
50 putwc (str[n], fp); in do_test()
56 n = 0; in do_test()
60 if (buf[n] == WEOF) in do_test()
62 ++n; in do_test()
64 buf[n] = L'\0'; in do_test()
90 n = 0; in do_test()
96 ++n; in do_test()
98 buf[n] = L'\0'; in do_test()
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A Dtst_getwc.c27 size_t n = 0; in main() local
30 while (! feof (stdin) && n < sizeof (buf) - 1) in main()
32 buf[n] = getwc (stdin); in main()
33 if (buf[n] == WEOF) in main()
35 ++n; in main()
37 buf[n] = L'\0'; in main()
A Dtst_swscanf.c9 size_t n; in main() local
20 n = swscanf (in, L"%d + %d is %d", &a, &b, &c); in main()
21 if (n != 3 || a + b != c || c != 42) in main()
23 printf ("*** FAILED, n = %Zu, a = %d, b = %d, c = %d\n", n, a, b, c); in main()
28 n = swscanf (L"one two three !!", L"%s %S %s %c%C", in main()
30 if (n != 5 || strcmp (buf1, "one") != 0 || wcscmp (wbuf2, L"two") != 0 in main()
34 n, buf1, wbuf2, buf3, c4, (wint_t) wc5); in main()
A Dtst-wmemstream3.c29 for (size_t n = 0; n < nmemb; n++) in fwwrite() local
30 if (fputwc (wcs[n], arq) == WEOF) in fwwrite()
31 return n; in fwwrite()
A Diogetdelim.c40 __getdelim (char **lineptr, size_t *n, int delimiter, FILE *fp) in __getdelim() argument
46 if (lineptr == NULL || n == NULL) in __getdelim()
59 if (*lineptr == NULL || *n == 0) in __getdelim()
61 *n = 120; in __getdelim()
62 *lineptr = (char *) malloc (*n); in __getdelim()
96 if (needed > *n) in __getdelim()
100 if (needed < 2 * *n) in __getdelim()
101 needed = 2 * *n; /* Be generous. */ in __getdelim()
109 *n = needed; in __getdelim()
A Diogetline.c31 _IO_getline (FILE *fp, char *buf, size_t n, int delim, in _IO_getline() argument
34 return _IO_getline_info (fp, buf, n, delim, extract_delim, (int *) 0); in _IO_getline()
47 _IO_getline_info (FILE *fp, char *buf, size_t n, int delim, in libc_hidden_def()
55 while (n != 0) in libc_hidden_def()
78 n--; in libc_hidden_def()
83 if ((size_t) len >= n) in libc_hidden_def()
84 len = n; in libc_hidden_def()
103 n -= len; in libc_hidden_def()
A Dtst_wscanf.c8 int n; in main() local
18 n = wscanf (L"%s %S %c%C %d", buf1, wbuf2, &c3, &wc4, &d); in main()
20 if (n != 5 || strcmp (buf1, "Hello") != 0 || wcscmp (wbuf2, L"World") != 0 in main()
24 n, buf1, wbuf2, c3, (wint_t) wc4, d); in main()
A Diogetwline.c32 _IO_getwline (FILE *fp, wchar_t *buf, size_t n, wint_t delim, in _IO_getwline() argument
35 return _IO_getwline_info (fp, buf, n, delim, extract_delim, (wint_t *) 0); in _IO_getwline()
47 _IO_getwline_info (FILE *fp, wchar_t *buf, size_t n, wint_t delim, in _IO_getwline_info() argument
55 while (n != 0) in _IO_getwline_info()
79 n--; in _IO_getwline_info()
84 if ((size_t) len >= n) in _IO_getwline_info()
85 len = n; in _IO_getwline_info()
105 n -= len; in _IO_getwline_info()
A Diofgetws_u.c31 fgetws_unlocked (wchar_t *buf, int n, FILE *fp) in fgetws_unlocked() argument
37 if (n <= 0) in fgetws_unlocked()
39 if (__glibc_unlikely (n == 1)) in fgetws_unlocked()
52 count = _IO_getwline (fp, buf, n - 1, L'\n', 1); in fgetws_unlocked()
A Dtst-memstream.h39 for (size_t n = 0; n < nmemb; n++) in fwwrite() local
40 if (fputwc (wcs[n], arq) == WEOF) in fwwrite()
41 return n; in fwwrite()
A Diofgets_u.c31 __fgets_unlocked (char *buf, int n, FILE *fp) in __fgets_unlocked() argument
37 if (n <= 0) in __fgets_unlocked()
39 if (__glibc_unlikely (n == 1)) in __fgets_unlocked()
52 count = _IO_getline (fp, buf, n - 1, '\n', 1); in __fgets_unlocked()
A Diofgetws.c31 fgetws (wchar_t *buf, int n, FILE *fp) in fgetws() argument
37 if (n <= 0) in fgetws()
39 if (__glibc_unlikely (n == 1)) in fgetws()
53 count = _IO_getwline (fp, buf, n - 1, L'\n', 1); in fgetws()
A Diofgets.c31 _IO_fgets (char *buf, int n, FILE *fp) in _IO_fgets() argument
37 if (n <= 0) in _IO_fgets()
39 if (__glibc_unlikely (n == 1)) in _IO_fgets()
53 count = _IO_getline (fp, buf, n - 1, '\n', 1); in _IO_fgets()
A Dswprintf.c25 __swprintf (wchar_t *s, size_t n, const wchar_t *format, ...) in __swprintf() argument
31 done = __vswprintf_internal (s, n, format, arg, 0); in __swprintf()
A Dtst-widetext.c45 size_t n; in do_test() local
136 for (n = 0; n < wcsize; ++n) in do_test()
138 if (fputwc (wcbuf[n], fp) == WEOF) in do_test()
161 for (n = 0; n < wcsize; ++n) in do_test()
166 printf ("%u: fgetwc failed (idx %Zd): %m\n", __LINE__, n); in do_test()
169 wc2buf[n] = wch; in do_test()
A Dobprintf.c62 _IO_obstack_xsputn (FILE *fp, const void *data, size_t n) in _IO_obstack_xsputn() argument
66 if (fp->_IO_write_ptr + n > fp->_IO_write_end) in _IO_obstack_xsputn()
75 obstack_grow (obstack, data, n); in _IO_obstack_xsputn()
86 fp->_IO_write_ptr = __mempcpy (fp->_IO_write_ptr, data, n); in _IO_obstack_xsputn()
88 return n; in _IO_obstack_xsputn()
A Doldfileops.c616 ssize_t to_do = n; in _IO_old_file_write()
628 n -= to_do; in _IO_old_file_write()
630 f->_old_offset += n; in _IO_old_file_write()
631 return n; in _IO_old_file_write()
639 size_t to_do = n; in _IO_old_file_xsputn()
643 if (n <= 0) in _IO_old_file_xsputn()
653 if (count >= n) in _IO_old_file_xsputn()
656 for (p = s + n; p > s; ) in _IO_old_file_xsputn()
695 return to_do == 0 ? EOF : n - to_do; in _IO_old_file_xsputn()
707 return n - to_do; in _IO_old_file_xsputn()
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A Dfileops.c1189 n -= to_do; in libc_hidden_def()
1192 return n; in libc_hidden_def()
1199 size_t to_do = n; in _IO_new_file_xsputn()
1203 if (n <= 0) in _IO_new_file_xsputn()
1266 return n - to_do; in _IO_new_file_xsputn()
1277 want = n; in libc_hidden_ver()
1359 return n - want; in libc_hidden_ver()
1372 if (have < n) in libc_hidden_def()
1377 n -= have; in libc_hidden_def()
1383 if (have < n) in libc_hidden_def()
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A Diofopncook.c62 ssize_t n = write_cb (cfile->__cookie, buf, size); in _IO_cookie_write() local
63 if (n < size) in _IO_cookie_write()
66 return n; in _IO_cookie_write()
A Dgenops.c370 _IO_default_xsputn (FILE *f, const void *data, size_t n) in libc_hidden_def()
373 size_t more = n; in libc_hidden_def()
403 return n - more; in libc_hidden_def()
408 _IO_sgetn (FILE *fp, void *data, size_t n) in libc_hidden_def()
411 return _IO_XSGETN (fp, data, n); in libc_hidden_def()
416 _IO_default_xsgetn (FILE *fp, void *data, size_t n) in libc_hidden_def()
418 size_t more = n; in libc_hidden_def()
446 return n - more; in libc_hidden_def()
1042 _IO_default_read (FILE *fp, void *data, ssize_t n) in _IO_default_read() argument
1048 _IO_default_write (FILE *fp, const void *data, ssize_t n) in _IO_default_write() argument
A Dtst-vtables-common.c150 method_xsputn (FILE *fp, const void *data, size_t n) in method_xsputn() argument
157 size_t to_copy = n; in method_xsputn()
158 if (n > sizeof (shared->buffer)) in method_xsputn()
166 method_xsgetn (FILE *fp, void *data, size_t n) in method_xsgetn() argument
A Dwgenops.c282 _IO_wdefault_xsputn (FILE *f, const void *data, size_t n) in libc_hidden_def()
285 size_t more = n; in libc_hidden_def()
319 return n - more; in libc_hidden_def()
325 _IO_wdefault_xsgetn (FILE *fp, void *data, size_t n) in libc_hidden_def()
327 size_t more = n; in libc_hidden_def()
358 return n - more; in libc_hidden_def()
/libio/bits/
A Dstdio.h147 # define fread_unlocked(ptr, size, n, stream) \ argument
149 && (size_t) (size) * (size_t) (n) <= 8 \
162 ((size_t) (size) * (size_t) (n) - __cnt) \
165 || (__builtin_constant_p (n) && (size_t) (n) == 0)) \
168 (void) (n), (size_t) 0) \
169 : fread_unlocked (ptr, size, n, stream))))
171 # define fwrite_unlocked(ptr, size, n, stream) \ argument
173 && (size_t) (size) * (size_t) (n) <= 8 \
185 || (__builtin_constant_p (n) && (size_t) (n) == 0)) \
188 (void) (n), (size_t) 0) \
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