trampoline/lib/lib9/waitpid.c

20 lines
293 B
C

#include <u.h>
#include <libc.h>
int
waitpid(void)
{
int n;
char buf[512], *fld[5];
n = await(buf, sizeof buf-1);
if(n <= 0)
return -1;
buf[n] = '\0';
if(tokenize(buf, fld, nelem(fld)) != nelem(fld)){
werrstr("couldn't parse wait message");
return -1;
}
return atoi(fld[0]);
}