drawterm/libc/getpid.c

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2005-08-08 14:50:13 +02:00
#include <u.h>
#include <libc.h>
int
getpid(void)
{
char b[20];
int f;
memset(b, 0, sizeof(b));
f = open("#c/pid", 0);
if(f >= 0) {
read(f, b, sizeof(b));
close(f);
}
return atol(b);
}