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#include <unistd.h>
#include "buffer.h"
#include "io.h"
int main() {
int64 pfd[2];
char buf[20480];
unsigned int i;
if (!io_pipe(pfd)) return 111;
io_nonblock(pfd[1]);
if (!io_fd(pfd[1])) return 111;
switch (fork()) {
case -1: return 111;
case 0: /* child */
io_close(pfd[1]);
sleep(1);
for (;;) {
switch (io_waitread(pfd[0],buf,sizeof buf)) {
case -1: buffer_putsflush(buffer_2,"io_waitread returned -1!\n"); return 111;
case -3: buffer_puts(buffer_2,"io_waitread: ");
buffer_puterror(buffer_2);
buffer_putnlflush(buffer_2);
return 111;
case 0: io_close(pfd[0]);
return 0;
}
}
}
io_close(pfd[0]);
for (i=0; i<sizeof(buf); ++i) buf[i]="abcdefghihjklmnopqrstuvwxyz"[i%26];
for (i=0; i<1000; ++i) {
int64 r;
if ((r=io_waitwrite(pfd[1],buf,sizeof buf))!=sizeof buf) {
buffer_puts(buffer_2,"io_waitwrite returned ");
buffer_putlonglong(buffer_2,r);
buffer_putnlflush(buffer_2);
}
}
return 0;
}
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