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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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8
libc/stdio/fprintf.c
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@ -18,11 +18,17 @@
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/stdio/stdio.h"
/**
* Formats and writes text to stream.
* @see printf() for further documentation
*/
int(fprintf)(FILE *f, const char *fmt, ...) {
int rc;
va_list va;
flockfile(f);
va_start(va, fmt);
rc = (vfprintf)(f, fmt, va);
rc = (vfprintf_unlocked)(f, fmt, va);
va_end(va);
funlockfile(f);
return rc;
}