1 #include "rc.h"
2 #include "exec.h"
3 #include "io.h"
4 #include "fns.h"
5 
6 char*
7 emalloc(long n)
8 {
9 	char *p = (char *)Malloc(n);
10 	if(p==0)
11 		panic("Can't malloc %d bytes", n);
12 /*	if(err){ pfmt(err, "malloc %d->%p\n", n, p); flush(err); } /**/
13 	memset(p, 0, n);
14 	return p;
15 }
16 
17 void
18 efree(char *p)
19 {
20 /*	pfmt(err, "free %p\n", p); flush(err); /**/
21 	if(p)
22 		free(p);
23 	else pfmt(err, "free 0\n");
24 }
25 extern int lastword, lastdol;
26 
27 void
28 yyerror(char *m)
29 {
30 	pfmt(err, "rc: ");
31 	if(runq->cmdfile && !runq->iflag)
32 		pfmt(err, "%s:%d: ", runq->cmdfile, runq->lineno);
33 	else if(runq->cmdfile)
34 		pfmt(err, "%s: ", runq->cmdfile);
35 	else if(!runq->iflag)
36 		pfmt(err, "line %d: ", runq->lineno);
37 	if(tok[0] && tok[0]!='\n')
38 		pfmt(err, "token %q: ", tok);
39 	pfmt(err, "%s\n", m);
40 	flush(err);
41 	lastword = 0;
42 	lastdol = 0;
43 	while(lastc!='\n' && lastc!=EOF) advance();
44 	nerror++;
45 	setvar("status", newword(m, (word *)0));
46 }
47 char *bp;
48 
49 static void
50 iacvt(int n)
51 {
52 	if(n<0){
53 		*bp++='-';
54 		n=-n;	/* doesn't work for n==-inf */
55 	}
56 	if(n/10)
57 		iacvt(n/10);
58 	*bp++=n%10+'0';
59 }
60 
61 void
62 inttoascii(char *s, long n)
63 {
64 	bp = s;
65 	iacvt(n);
66 	*bp='\0';
67 }
68 
69 void
70 panic(char *s, int n)
71 {
72 	pfmt(err, "rc: ");
73 	pfmt(err, s, n);
74 	pchr(err, '\n');
75 	flush(err);
76 	Abort();
77 }