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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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12
libc/fmt/vcscanf.c
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@ -44,7 +44,8 @@
* @param va points to the variadic argument state
* @see libc/fmt/pflink.h (dynamic memory is not a requirement)
*/
int vcscanf(int callback(void *), void *arg, const char *fmt, va_list va) {
int vcscanf(int callback(void *), int unget(int, void *), void *arg,
const char *fmt, va_list va) {
struct FreeMe {
struct FreeMe *next;
void *ptr;
@ -56,13 +57,18 @@ int vcscanf(int callback(void *), void *arg, const char *fmt, va_list va) {
while (c != -1) {
switch (p[i++]) {
case '\0':
return items;
if (c != -1 && unget) {
unget(c, arg);
}
goto Done;
case ' ':
case '\t':
case '\n':
case '\r':
case '\v':
while (isspace(c)) c = callback(arg);
while (isspace(c)) {
c = callback(arg);
}
break;
case '%': {
uintmax_t number;