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1 #include "stdio_impl.h" | 1 #include "stdio_impl.h" |
2 #include <wchar.h> | 2 #include <wchar.h> |
3 | 3 |
4 wint_t __fgetwc_unlocked(FILE *); | 4 wint_t __fgetwc_unlocked(FILE*); |
5 | 5 |
6 wchar_t *fgetws(wchar_t *restrict s, int n, FILE *restrict f) | 6 wchar_t* fgetws(wchar_t* restrict s, int n, FILE* restrict f) { |
7 { | 7 wchar_t* p = s; |
8 » wchar_t *p = s; | |
9 | 8 |
10 » if (!n--) return s; | 9 if (!n--) |
| 10 return s; |
11 | 11 |
12 » FLOCK(f); | 12 FLOCK(f); |
13 | 13 |
14 » for (; n; n--) { | 14 for (; n; n--) { |
15 » » wint_t c = __fgetwc_unlocked(f); | 15 wint_t c = __fgetwc_unlocked(f); |
16 » » if (c == WEOF) break; | 16 if (c == WEOF) |
17 » » *p++ = c; | 17 break; |
18 » » if (c == '\n') break; | 18 *p++ = c; |
19 » } | 19 if (c == '\n') |
20 » *p = 0; | 20 break; |
21 » if (ferror(f)) p = s; | 21 } |
| 22 *p = 0; |
| 23 if (ferror(f)) |
| 24 p = s; |
22 | 25 |
23 » FUNLOCK(f); | 26 FUNLOCK(f); |
24 | 27 |
25 » return (p == s) ? NULL : s; | 28 return (p == s) ? NULL : s; |
26 } | 29 } |
27 | 30 |
28 weak_alias(fgetws, fgetws_unlocked); | 31 weak_alias(fgetws, fgetws_unlocked); |
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