1 |
#ifndef lint |
2 |
static const char RCSid[] = "$Id: ev.c,v 1.7 2008/09/11 05:34:47 greg Exp $"; |
3 |
#endif |
4 |
/* |
5 |
* ev.c - program to evaluate expression arguments |
6 |
* |
7 |
* 1/29/87 |
8 |
*/ |
9 |
|
10 |
#include <stdlib.h> |
11 |
#include <stdio.h> |
12 |
#include <errno.h> |
13 |
|
14 |
#include "calcomp.h" |
15 |
#include "rterror.h" |
16 |
|
17 |
|
18 |
int |
19 |
main(int argc, char *argv[]) |
20 |
{ |
21 |
int i; |
22 |
|
23 |
esupport |= E_FUNCTION; |
24 |
esupport &= ~(E_VARIABLE|E_INCHAN|E_OUTCHAN|E_RCONST); |
25 |
|
26 |
#ifdef BIGGERLIB |
27 |
biggerlib(); |
28 |
#endif |
29 |
|
30 |
errno = 0; |
31 |
for (i = 1; i < argc; i++) |
32 |
printf("%.9g\n", eval(argv[i])); |
33 |
|
34 |
if (errno != EDOM && errno != ERANGE) |
35 |
errno = 0; |
36 |
|
37 |
quit(errno ? 2 : 0); |
38 |
return (errno ? 2 : 0); /* pro forma return */ |
39 |
} |
40 |
|
41 |
|
42 |
void |
43 |
eputs(const char *msg) |
44 |
{ |
45 |
fputs(msg, stderr); |
46 |
} |
47 |
|
48 |
|
49 |
void |
50 |
wputs(const char *msg) |
51 |
{ |
52 |
eputs(msg); |
53 |
} |
54 |
|
55 |
|
56 |
void |
57 |
quit(int code) |
58 |
{ |
59 |
exit(code); |
60 |
} |