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#include "lib9.h"
#include <errno.h>
static char errstring[ERRMAX];
enum
{
Magic = 0xffffff
};
void
werrstr(char *fmt, ...)
{
va_list arg;
va_start(arg, fmt);
vseprint(errstring, errstring+sizeof(errstring), fmt, arg);
va_end(arg);
errno = Magic;
}
void
oserrstr(char *buf, uint nerr)
{
utfecpy(buf, buf+nerr, strerror(errno));
}
int
errstr(char *buf, uint nerr)
{
if(errno == Magic)
utfecpy(buf, buf+nerr, errstring);
else
oserrstr(buf, nerr);
return 1;
}
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