source:
trunk/sys/dietlibc/ungetc.c
@
50
| Last change on this file since 50 was 1, checked in by , 8 years ago | |
|---|---|
| File size: 326 bytes | |
| Rev | Line | |
|---|---|---|
| [1] | 1 | #include "dietstdio.h" |
| 2 | ||
| 3 | int ungetc_unlocked(int c, FILE *stream) { | |
| 4 | if (stream->ungotten || c<0 || c>255) | |
| 5 | return EOF; | |
| 6 | stream->ungotten=1; | |
| 7 | stream->ungetbuf=(unsigned char)c; | |
| 8 | stream->flags&=~(ERRORINDICATOR|EOFINDICATOR); | |
| 9 | return c; | |
| 10 | } | |
| 11 | ||
| 12 | int ungetc(int c, FILE *stream) __attribute__((weak,alias("ungetc_unlocked"))); |
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