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Use re-entrant locks on stdio

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This commit is contained in:
Justine Tunney 2022-05-22 08:13:13 -07:00
parent 4e9662cbc7
commit 1f229e4efc
78 changed files with 427 additions and 179 deletions
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2
libc/stdio/setvbuf.c
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@ -30,6 +30,7 @@
* @return 0 on success or -1 on error
*/
int setvbuf(FILE *f, char *buf, int mode, size_t size) {
flockfile(f);
if (buf) {
if (!size) size = BUFSIZ;
if (!f->nofree && f->buf != buf) free_s(&f->buf);
@ -38,5 +39,6 @@ int setvbuf(FILE *f, char *buf, int mode, size_t size) {
f->nofree = true;
}
f->bufmode = mode;
funlockfile(f);
return 0;
}