1 #include "rc.h"
2 #include "exec.h"
3 #include "io.h"
4 #include "fns.h"
5 char *emalloc(long n){
6 	char *p=(char *)Malloc(n);
7 	if(p==0) panic("Can't malloc %d bytes", n);
8 /*	if(err){ pfmt(err, "malloc %d->%p\n", n, p); flush(err); } */
9 	return p;
10 }
11 void efree(char *p)
12 {
13 /*	pfmt(err, "free %p\n", p); flush(err); */
14 	if(p) free(p);
15 	else pfmt(err, "free 0\n");
16 }
17 extern int lastword, lastdol;
18 void yyerror(char *m)
19 {
20 	pfmt(err, "rc: ");
21 	if(runq->cmdfile && !runq->iflag)
22 		pfmt(err, "%s:%d: ", runq->cmdfile, runq->lineno);
23 	else if(runq->cmdfile)
24 		pfmt(err, "%s: ", runq->cmdfile);
25 	else if(!runq->iflag)
26 		pfmt(err, "line %d: ", runq->lineno);
27 	if(tok[0] && tok[0]!='\n') pfmt(err, "token %q: ", tok);
28 	pfmt(err, "%s\n", m);
29 	flush(err);
30 	lastword=0;
31 	lastdol=0;
32 	while(lastc!='\n' && lastc!=EOF) advance();
33 	nerror++;
34 	setvar("status", newword(m, (word *)0));
35 }
36 char *bp;
37 void iacvt(int n){
38 	if(n<0){
39 		*bp++='-';
40 		n=-n;	/* doesn't work for n==-inf */
41 	}
42 	if(n/10)
43 		iacvt(n/10);
44 	*bp++=n%10+'0';
45 }
46 void itoa(char *s, long n)
47 {
48 	bp=s;
49 	iacvt(n);
50 	*bp='\0';
51 }
52 void panic(char *s, int n)
53 {
54 	pfmt(err, "rc: ");
55 	pfmt(err, s, n);
56 	pchr(err, '\n');
57 	flush(err);
58 	Abort();
59 }