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#include <u.h>
#include <libc.h>
#include <bio.h>
#include <mach.h>
#include "dat.h"
static int nwarn;
void
warn(char *fmt, ...)
{
va_list arg;
if(++nwarn < 5){
va_start(arg, fmt);
fprint(2, "warning: ");
vfprint(2, fmt, arg);
fprint(2, "\n");
va_end(arg);
}else if(nwarn == 5)
fprint(2, "[additional warnings elided...]\n");
}
void*
erealloc(void *v, uint n)
{
v = realloc(v, n);
if(v == nil)
sysfatal("realloc: %r");
return v;
}
void*
emalloc(uint n)
{
void *v;
v = mallocz(n, 1);
if(v == nil)
sysfatal("malloc: %r");
return v;
}
char*
estrdup(char *s)
{
s = strdup(s);
if(s == nil)
sysfatal("strdup: %r");
return s;
}
TypeList*
mktl(Type *hd, TypeList *tail)
{
TypeList *tl;
tl = emalloc(sizeof(*tl));
tl->hd = hd;
tl->tl = tail;
return tl;
}
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