1 |
greg |
1.1 |
#ifndef lint |
2 |
schorsch |
2.6 |
static const char RCSid[] = "$Id: badarg.c,v 2.5 2003/06/27 06:53:21 greg Exp $"; |
3 |
greg |
1.1 |
#endif |
4 |
|
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/* |
5 |
|
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* Check argument list against format string. |
6 |
greg |
2.2 |
* |
7 |
greg |
2.5 |
* External symbols declared in rtio.h |
8 |
greg |
2.2 |
*/ |
9 |
|
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|
10 |
greg |
2.3 |
#include "copyright.h" |
11 |
greg |
1.1 |
|
12 |
greg |
1.2 |
#include <ctype.h> |
13 |
|
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|
14 |
greg |
2.5 |
#include "rtio.h" |
15 |
schorsch |
2.4 |
|
16 |
greg |
1.1 |
|
17 |
|
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int |
18 |
schorsch |
2.6 |
badarg( /* check argument list */ |
19 |
|
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int ac, |
20 |
|
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register char **av, |
21 |
|
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register char *fl |
22 |
|
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) |
23 |
greg |
1.1 |
{ |
24 |
|
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register int i; |
25 |
|
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|
26 |
|
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if (fl == NULL) |
27 |
|
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fl = ""; /* no arguments? */ |
28 |
|
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for (i = 1; *fl; i++,av++,fl++) { |
29 |
|
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if (i > ac || *av == NULL) |
30 |
|
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return(-1); |
31 |
|
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switch (*fl) { |
32 |
|
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case 's': /* string */ |
33 |
greg |
1.2 |
if (**av == '\0' || isspace(**av)) |
34 |
greg |
1.1 |
return(i); |
35 |
|
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break; |
36 |
|
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case 'i': /* integer */ |
37 |
greg |
1.2 |
if (!isintd(*av, " \t\r\n")) |
38 |
greg |
1.1 |
return(i); |
39 |
|
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break; |
40 |
|
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case 'f': /* float */ |
41 |
greg |
1.2 |
if (!isfltd(*av, " \t\r\n")) |
42 |
greg |
1.1 |
return(i); |
43 |
|
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break; |
44 |
|
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default: /* bad call! */ |
45 |
|
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return(-1); |
46 |
|
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} |
47 |
|
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} |
48 |
|
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return(0); /* all's well */ |
49 |
|
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} |