bc/src/num.c

562 		// Clear the lower part of the last digit.
1256 	// digit; multiplication never goes above the sum of both lengths.
1692 		// results in either 16 for 64-bit 9-digit limbs or 7 for 32-bit 4-digit
1975 	// We want an extra digit so we can safely truncate.
2342  * Parses one character and returns the digit that corresponds to that
2346  * @return      The character as a digit.
2360 		// This returns the digit that directly corresponds with the letter.
2363 		// If the digit is greater than the base, we clamp.
2369 	// Straight convert the digit to a number.
2482 				// Add the digit to the limb. This takes care of overflow from
2556 	// the number by the base, then add the digit.
2559 		// Convert the character to a digit.
2565 		// Convert the digit to a number and add.
2600 		// Convert the character to a digit.
2608 		// Convert the digit to a number.
2611 		// Add the digit into the fraction part.
2689  * Prints a character for a number's digit. This is for printing for dc's P
2692  * @param n       The "digit" to print.
2693  * @param len     The "length" of the digit, or number of characters that will
2694  *                need to be printed for the digit.
2714  * @param n       The "digit" to print.
2715  * @param len     The "length" of the digit, or number of characters that will
2716  *                need to be printed for the digit.
2750  * Prints a character for a number's digit. This is for printing in bases for
2753  * @param n       The "digit" to print.
2754  * @param len     The "length" of the digit, or number of characters that will
2755  *                need to be printed for the digit.
2821 				// when the last digit to be printed could take the place of the
3055 	BcNum intp, fracp1, fracp2, digit, flen1, flen2;
3181 			// This condition is true if we are not at the last digit.
3195 			// Push the digit onto the stack.
3202 	// Go through the stack backwards and print each digit.
3211 		// last digit to be printed could take the place of the backslash rather
3220 		// point plus at least one digit). So if there is a scale, a backslash
3226 		// least one more character for at least one more digit). Otherwise, if
3245 	bc_num_setup(&digit, digit_digs, sizeof(digit_digs) / sizeof(BcDig));
3279 		// Convert the digit to a number and subtract it from the number.
3280 		bc_num_bigdig2num(&digit, dig);
3281 		bc_num_sub(&fracp2, &digit, &fracp1, 0);
3284 		// needs explaining. I don't want to print a newline when the last digit
3469 		// ignore them until we hit the first non-zero digit.
3886 		// If the last digit is not one, we need to set a bound for it