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#ifndef lint |
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static const char RCSid[] = "$Id: badarg.c,v 2.3 2003/02/25 02:47:21 greg Exp $"; |
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#endif |
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/* |
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* Check argument list against format string. |
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* |
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* External symbols declared in standard.h |
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*/ |
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|
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#include "copyright.h" |
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|
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#include <ctype.h> |
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|
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#include "standard.h" |
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|
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|
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int |
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badarg(ac, av, fl) /* check argument list */ |
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int ac; |
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register char **av; |
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register char *fl; |
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{ |
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register int i; |
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|
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if (fl == NULL) |
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fl = ""; /* no arguments? */ |
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for (i = 1; *fl; i++,av++,fl++) { |
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if (i > ac || *av == NULL) |
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return(-1); |
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switch (*fl) { |
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case 's': /* string */ |
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if (**av == '\0' || isspace(**av)) |
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return(i); |
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break; |
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case 'i': /* integer */ |
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if (!isintd(*av, " \t\r\n")) |
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return(i); |
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break; |
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case 'f': /* float */ |
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if (!isfltd(*av, " \t\r\n")) |
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return(i); |
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break; |
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default: /* bad call! */ |
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return(-1); |
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} |
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} |
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return(0); /* all's well */ |
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} |
