better invalid numeral error message
* invalid numeral error message now indicates which numerals are valid Signed-off-by: Daniel Santos <dacs.git@brilhante.top>
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@ -230,9 +230,10 @@ main(int argc, char* argv[])
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/* Check if number belongs to it's numerical system */
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/* Check if number belongs to it's numerical system */
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if( !is_valid_number(from, number) )
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if( !is_valid_number(from, number) )
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{
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{
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fprintf(stderr, "error: %s: %s.\nValid numerals are: \"%s\"\n",
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PROG_NAME, strerror(EDOM), from);
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free(from);
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free(from);
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free(to);
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free(to);
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fprintf(stderr, "error: %s: %s.\n", PROG_NAME, strerror(EDOM));
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exit(EDOM);
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exit(EDOM);
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}
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}
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