summaryrefslogtreecommitdiff
path: root/support/dktools/dk4maal.ctr
diff options
context:
space:
mode:
authorNorbert Preining <norbert@preining.info>2020-10-12 03:04:00 +0000
committerNorbert Preining <norbert@preining.info>2020-10-12 03:04:00 +0000
commit0ce40abb18ec02ec6fd6bcc5f21612c88daa7578 (patch)
tree416289fe1448873fd8ca33051f50ad85bffa8aaa /support/dktools/dk4maal.ctr
parentfdb18507cd80dc17f5a5256153d34668b4f4e61c (diff)
CTAN sync 202010120303
Diffstat (limited to 'support/dktools/dk4maal.ctr')
-rw-r--r--support/dktools/dk4maal.ctr292
1 files changed, 0 insertions, 292 deletions
diff --git a/support/dktools/dk4maal.ctr b/support/dktools/dk4maal.ctr
deleted file mode 100644
index 28f2e0b44e..0000000000
--- a/support/dktools/dk4maal.ctr
+++ /dev/null
@@ -1,292 +0,0 @@
-%% options
-
-copyright owner = Dirk Krause
-copyright year = 2015-xxxx
-SPDX-License-Identifier: BSD-3-Clause
-
-
-%% header
-
-/** @file
- Arithmetic operations on long.
-
- CRT on Windows: Optional.
-*/
-
-#ifndef DK4CONF_H_INCLUDED
-#if DK4_BUILDING_DKTOOLS4
-#include "dk4conf.h"
-#else
-#include <dktools-4/dk4conf.h>
-#endif
-#endif
-
-#ifndef DK4TYPES_H_INCLUDED
-#if DK4_BUILDING_DKTOOLS4
-#include "dk4types.h"
-#else
-#include <dktools-4/dk4types.h>
-#endif
-#endif
-
-#ifndef DK4ERROR_H_INCLUDED
-#if DK4_BUILDING_DKTOOLS4
-#include "dk4error.h"
-#else
-#include <dktools-4/dk4error.h>
-#endif
-#endif
-
-
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/** Absolute value.
- @param a Operand.
- @param erp Error report, may be NULL.
- @return Result on success, LONG_MAX if a is LONG_MIN
- (overflow is reported in erp).
-
- Error codes: DK4_E_OVERFLOW.
-*/
-long
-dk4ma_long_abs(long a, dk4_er_t *erp);
-
-/** Addition.
- @param a Left operand.
- @param b Right operand.
- @param erp Error report, may be NULL.
- @return Result on success, least significant result bits
- on overflow (see ec component of erp).
-
- Error codes: DK4_E_OVERFLOW.
-*/
-long
-dk4ma_long_add(long a, long b, dk4_er_t *erp);
-
-/** Subtraction.
- @param a Left operand.
- @param b Right operand.
- @param erp Error report, may be NULL.
- @return Result on success, least significant result bits
- on overflow (see ec component of erp).
-
- Error codes: DK4_E_OVERFLOW.
-*/
-long
-dk4ma_long_sub(long a, long b, dk4_er_t *erp);
-
-/** Multiplication.
- @param a Left factor.
- @param b right factor.
- @param erp Error report, may be NULL.
- @return Result on success, least significant
- bits on overflow (see ec component of erp).
-
- Error codes: DK4_E_OVERFLOW.
-*/
-long
-dk4ma_long_mul(long a, long b, dk4_er_t *erp);
-
-/** Division.
- @param a Counter (left operand).
- @param b Denominator (right operand).
- @param erp Error report, may be NULL.
- @return Division result on success,
- LONG_MIN, LONG_MAX, or 0 on division by zero or overflow
- (see the ec component of erp).
-
- Error codes: DK4_E_OVERFLOW, DK4_E_DIVZERO.
-*/
-long
-dk4ma_long_div(long a, long b, dk4_er_t *erp);
-
-/** Convert dk4_im_t value to long.
- @param i Value to convert.
- @param erp Error report, may be NULL.
- @return Conversion result.
-
- Error codes: DK4_E_OVERFLOW.
-*/
-long
-dk4ma_long_from(dk4_im_t i, dk4_er_t *erp);
-
-/** Convert double to long.
- @param d Value to convert.
- @param erp Error report, may be NULL.
- @return Conversion result.
-
- Error codes: DK4_E_OVERFLOW.
-*/
-long
-dk4ma_long_from_double(double d, dk4_er_t *erp);
-
-#ifdef __cplusplus
-}
-#endif
-
-
-%% module
-
-#include "dk4conf.h"
-#include "dk4types.h"
-#include "dk4error.h"
-#include "dk4numco.h"
-#include "dk4maal.h"
-
-
-
-long
-dk4ma_long_abs(long a, dk4_er_t *erp)
-{
- if (LONG_MIN == a) {
- dk4error_set_simple_error_code(erp, DK4_E_MATH_OVERFLOW);
- }
- return ((0L <= a) ? a : ((LONG_MIN == a) ? LONG_MAX : (0L - a)));
-}
-
-
-
-long
-dk4ma_long_add(long a, long b, dk4_er_t *erp)
-{
- if ((0L < a) && (0L < b)) {
- if ((LONG_MAX - a) < b) {
- dk4error_set_simple_error_code(erp, DK4_E_MATH_OVERFLOW);
- }
- } else {
- if ((0L > a) && (0L > b)) {
- if (LONG_MIN == a) {
- dk4error_set_simple_error_code(erp, DK4_E_MATH_OVERFLOW);
- } else {
- if ((LONG_MIN - a) > b) {
- dk4error_set_simple_error_code(erp, DK4_E_MATH_OVERFLOW);
- }
- }
- }
- }
- return (a + b);
-}
-
-
-
-long
-dk4ma_long_sub(long a, long b, dk4_er_t *erp)
-{
- if ((0L < a) && (0L > b)) {
- if ((LONG_MAX + b) < a) {
- dk4error_set_simple_error_code(erp, DK4_E_MATH_OVERFLOW);
- }
- } else {
- if ((0L > a) && (0L < b)) {
- if ((LONG_MIN + b) > a) {
- dk4error_set_simple_error_code(erp, DK4_E_MATH_OVERFLOW);
- }
- }
- }
- return (a - b);
-}
-
-
-
-long
-dk4ma_long_mul(long a, long b, dk4_er_t *erp)
-{
- if ((0L != a) && (0L != b)) {
- if (LONG_MIN == a) {
- if (1L != b) {
- dk4error_set_simple_error_code(erp, DK4_E_MATH_OVERFLOW);
- }
- } else {
- if (LONG_MIN == b) {
- if (1L != a) {
- dk4error_set_simple_error_code(erp, DK4_E_MATH_OVERFLOW);
- }
- } else {
- if (0L < a) {
- if (0L < b) {
- if ((LONG_MAX / a) < b) {
- dk4error_set_simple_error_code(erp, DK4_E_MATH_OVERFLOW);
- }
- } else {
- if ((LONG_MIN / a) > b) {
- dk4error_set_simple_error_code(erp, DK4_E_MATH_OVERFLOW);
- }
- }
- } else {
- if (0L < b) {
- if ((LONG_MIN / b) > a) {
- dk4error_set_simple_error_code(erp, DK4_E_MATH_OVERFLOW);
- }
- } else {
- if ((LONG_MAX / (0L - a)) < (0L - b)) {
- dk4error_set_simple_error_code(erp, DK4_E_MATH_OVERFLOW);
- }
- }
- }
- }
- }
- }
- return (a * b);
-}
-
-
-
-long
-dk4ma_long_div(long a, long b, dk4_er_t *erp)
-{
- long back = 0;
- if (0L != b) {
- if ((LONG_MIN == a) && (-1L == b)) {
- back = LONG_MAX;
- dk4error_set_simple_error_code(erp, DK4_E_MATH_OVERFLOW);
- } else {
- back = a / b;
- }
- } else {
- if (0L < a) {
- back = LONG_MAX;
- } else {
- if (0L > a) {
- back = LONG_MIN;
- }
- }
- dk4error_set_simple_error_code(erp, DK4_E_MATH_DIVZERO);
- }
- return back;
-}
-
-
-
-long
-dk4ma_long_from(dk4_im_t i, dk4_er_t *erp)
-{
- if (((dk4_im_t)(LONG_MAX) < i) || ((dk4_im_t)(LONG_MIN) > i)) {
- dk4error_set_simple_error_code(erp, DK4_E_MATH_OVERFLOW);
- }
- return ((long)i);
-}
-
-
-
-long
-dk4ma_long_from_double(double d, dk4_er_t *erp)
-{
- long back = 0L;
- if ((double)(LONG_MIN) > d) {
- dk4error_set_simple_error_code(erp, DK4_E_MATH_OVERFLOW);
- back = LONG_MIN;
- }
- else {
- if ((double)(LONG_MAX) < d) {
- dk4error_set_simple_error_code(erp,DK4_E_MATH_OVERFLOW);
- back = LONG_MAX;
- }
- else {
- back = (long)d;
- }
- }
- return back;
-}