musl-tcc/src/stdio/pclose.c

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2022-03-20 08:48:53 +00:00
#include "stdio_impl.h"
#include <errno.h>
#include <unistd.h>
int pclose(FILE *f)
{
int status, r;
pid_t pid = f->pipe_pid;
fclose(f);
while ((r=__syscall(SYS_wait4, pid, &status, 0, 0)) == -EINTR);
if (r<0) return __syscall_ret(r);
return status;
}