#include <sys/file.h>

#include <errtag.h>

#include <format.h>

#include <util.h>

#define ERRBUF 512

void warn(const char* msg, const char* obj, int ret)

{

char buf[ERRBUF];

char* end = buf + sizeof(buf) - 1;

char* b = buf;

char* p = buf;

if(errtag[0]) {

p = fmtstr(p, end, errtag);

p = fmtstr(p, end, ":");

}

if(msg) {

p = fmtstr(p, end, " ");

p = fmtstr(p, end, msg);

} if(obj) {

p = fmtstr(p, end, " ");

p = fmtstr(p, end, obj);

} if(ret && (msg || obj)) {

p = fmtstr(p, end, ":");

} if(ret) {

p = fmtstr(p, end, " ");

p = fmterr(p, end, ret);

}

*p++ = '\n';

sys_write(2, b, p - b);

}

void fail(const char* msg, const char* obj, int ret)

{

warn(msg, obj, ret);

_exit(-1);

}