#include <u.h>#include <libc.h>#include <b.h>long writef(char* f, void* buf, long len){ int fd; long r; // BUG: retry it all if we get io errors while writing. fd = open(f, OWRITE|OTRUNC); if (fd < 0) return -1; if (len > 0) r = write(fd, buf, len); else r = 0; close(fd); return r;}
#include <u.h>
#include <libc.h>
#include <b.h>
long
writef(char* f, void* buf, long len)
{
int fd;
long r;
// BUG: retry it all if we get io errors while writing.
fd = open(f, OWRITE|OTRUNC);
if (fd < 0)
return -1;
if (len > 0)
r = write(fd, buf, len);
else
r = 0;
close(fd);
return r;
}