diff options
author | Norbert Preining <norbert@preining.info> | 2020-09-20 03:03:26 +0000 |
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committer | Norbert Preining <norbert@preining.info> | 2020-09-20 03:03:26 +0000 |
commit | 1f457376b478257b88d4a857f5ec1b6155442dd7 (patch) | |
tree | 2a06a60551dea362cf8cb0cb0ba66c78608717c4 /support/dktools/dk4maalu.c | |
parent | ac690ca29ad5bf8a5203a65fd6252f7b564f4727 (diff) |
CTAN sync 202009200303
Diffstat (limited to 'support/dktools/dk4maalu.c')
-rw-r--r-- | support/dktools/dk4maalu.c | 80 |
1 files changed, 46 insertions, 34 deletions
diff --git a/support/dktools/dk4maalu.c b/support/dktools/dk4maalu.c index 67348ec9ce..00c343e529 100644 --- a/support/dktools/dk4maalu.c +++ b/support/dktools/dk4maalu.c @@ -1,43 +1,21 @@ /* - WARNING: This file was generated by dkct. - Changes you make here will be lost if dkct is run again! - You should modify the original source and run dkct on it. - Original source: dk4maalu.ctr +Copyright (C) 2015-2020, Dirk Krause +SPDX-License-Identifier: BSD-3-Clause */ /* -Copyright (C) 2015-2017, Dirk Krause - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are met: - -* Redistributions of source code must retain the above copyright notice, - this list of conditions and the following disclaimer. -* Redistributions in binary form must reproduce the above opyright notice, - this list of conditions and the following disclaimer in the documentation - and/or other materials provided with the distribution. -* Neither the name of the author nor the names of contributors may be used - to endorse or promote products derived from this software without specific - prior written permission. - -THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' -AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -ARE DISCLAIMED. -IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY -DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES -(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; -LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND -ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF -THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + WARNING: This file was generated by the dkct program (see + http://dktools.sourceforge.net/ for details). + Changes you make here will be lost if dkct is run again! + You should modify the original source and run dkct on it. + Original source: dk4maalu.ctr */ /** @file dk4maalu.c The dk4maalu module. */ -#line 94 "dk4maalu.ctr" +#line 126 "dk4maalu.ctr" #include "dk4conf.h" #include "dk4types.h" @@ -49,7 +27,7 @@ THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -#line 104 "dk4maalu.ctr" +#line 136 "dk4maalu.ctr" @@ -95,20 +73,54 @@ dk4ma_ull_div(unsigned long long a, unsigned long long b, dk4_er_t *erp) { -#line 148 "dk4maalu.ctr" +#line 180 "dk4maalu.ctr" if (0ULL < b) { -#line 150 "dk4maalu.ctr" +#line 182 "dk4maalu.ctr" return (unsigned long long)(a / b); } else { dk4error_set_simple_error_code(erp, DK4_E_MATH_DIVZERO); -#line 154 "dk4maalu.ctr" +#line 186 "dk4maalu.ctr" return (unsigned long long)(ULLONG_MAX); } } + + +unsigned long long +dk4ma_ull_from(dk4_um_t u, dk4_er_t *erp) +{ + if ((dk4_um_t)(ULLONG_MAX) < u) { + dk4error_set_simple_error_code(erp, DK4_E_MATH_OVERFLOW); + } + return ((unsigned long long)u); +} + + + +unsigned long long +dk4ma_ull_from_double(double d, dk4_er_t *erp) +{ + unsigned long long back = 0ULL; + if ((double)(ULLONG_MAX) < d) { + dk4error_set_simple_error_code(erp, DK4_E_MATH_OVERFLOW); + back = ULLONG_MAX; + } + else { + if (0.0 > d) { + dk4error_set_simple_error_code(erp,DK4_E_MATH_OVERFLOW); + } + else { + back = (unsigned long long)d; + } + } + return back; +} + + + #endif |