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Add epoll and do more release readiness changes

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This change also pays off some of the remaining technical debt with
stdio, file descriptors, and memory managemnt polyfills.
This commit is contained in:
Justine Tunney
2020-11-28 12:01:51 -08:00
parent a9ea949df8
commit 3e4fd4b0ad
271 changed files with 5706 additions and 1365 deletions
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17
libc/stdio/fputc.c
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@@ -27,20 +27,19 @@
* @return c (as unsigned char) if written or -1 w/ errno
*/
noinstrument int fputc(int c, FILE *f) {
if (c != -1) {
if (f->beg < f->size) {
c &= 0xff;
f->buf[f->end] = c;
f->end = (f->end + 1) & (f->size - 1);
if (unlikely(f->beg == f->end || f->bufmode == _IONBF ||
(f->bufmode == _IOLBF && c == '\n'))) {
f->buf[f->beg++] = c;
if (f->beg == f->size || f->bufmode == _IONBF ||
(f->bufmode == _IOLBF && c == '\n')) {
if (f->writer) {
return f->writer(f);
} else if (f->beg == f->end) {
return fseteof(f);
if (f->writer(f) == -1) return -1;
} else if (f->beg == f->size) {
f->beg = 0;
}
}
return c;
} else {
return fseteof(f);
return __fseteof(f);
}
}