86 lines
3.6 KiB
C++
86 lines
3.6 KiB
C++
/*
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* This file is part of the DXX-Rebirth project <http://www.dxx-rebirth.com/>.
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* It is copyright by its individual contributors, as recorded in the
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* project's Git history. See COPYING.txt at the top level for license
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* terms and a link to the Git history.
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*/
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#pragma once
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#include <cstdio>
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#include "valptridx.h"
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namespace untyped_index_mismatch_exception
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{
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#define REPORT_STANDARD_FORMAT " base=%p size=%lu"
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#define REPORT_STANDARD_ARGUMENTS array_base, static_cast<unsigned long>(array_size)
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#define REPORT_STANDARD_SIZE (sizeof(REPORT_FORMAT_STRING) + sizeof("0x0000000000000000") + sizeof("18446744073709551615"))
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#define REPORT_FORMAT_STRING "pointer/index mismatch:" REPORT_STANDARD_FORMAT " index=%li expected=%p actual=%p"
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static constexpr std::size_t report_buffer_size = REPORT_STANDARD_SIZE + (sizeof("0x0000000000000000") * 2) + sizeof("18446744073709551615");
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__attribute_cold
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static void prepare_report(char (&buf)[report_buffer_size], const void *const array_base, const std::size_t array_size, const long supplied_index, const void *const expected_pointer, const void *const actual_pointer)
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{
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snprintf(buf, sizeof(buf), REPORT_FORMAT_STRING, REPORT_STANDARD_ARGUMENTS, supplied_index, expected_pointer, actual_pointer);
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}
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#undef REPORT_FORMAT_STRING
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};
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namespace untyped_index_range_exception
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{
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#define REPORT_FORMAT_STRING "invalid index used in array subscript:" REPORT_STANDARD_FORMAT " index=%li"
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static constexpr std::size_t report_buffer_size = REPORT_STANDARD_SIZE + sizeof("18446744073709551615");
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__attribute_cold
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static void prepare_report(char (&buf)[report_buffer_size], const void *const array_base, const std::size_t array_size, const long supplied_index)
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{
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snprintf(buf, sizeof(buf), REPORT_FORMAT_STRING, REPORT_STANDARD_ARGUMENTS, supplied_index);
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}
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#undef REPORT_FORMAT_STRING
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};
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namespace untyped_null_pointer_exception
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{
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#define REPORT_FORMAT_STRING "NULL pointer used:" REPORT_STANDARD_FORMAT
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static constexpr std::size_t report_buffer_size = REPORT_STANDARD_SIZE;
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__attribute_cold
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static void prepare_report(char (&buf)[report_buffer_size], const void *const array_base, const std::size_t array_size)
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{
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snprintf(buf, sizeof(buf), REPORT_FORMAT_STRING, REPORT_STANDARD_ARGUMENTS);
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}
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#undef REPORT_FORMAT_STRING
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#undef REPORT_STANDARD_SIZE
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#undef REPORT_STANDARD_ARGUMENTS
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#undef REPORT_STANDARD_FORMAT
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};
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template <typename managed_type>
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void valptridx<managed_type>::index_mismatch_exception::report(const array_managed_type &array, const index_type supplied_index, const const_pointer_type expected_pointer, const const_pointer_type actual_pointer)
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{
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using namespace untyped_index_mismatch_exception;
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char buf[report_buffer_size];
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prepare_report(buf, static_cast<const managed_type *>(&array[0]), array.size(), supplied_index, expected_pointer, actual_pointer);
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throw index_mismatch_exception(buf);
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}
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template <typename managed_type>
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void valptridx<managed_type>::index_range_exception::report(const array_managed_type *array, const long supplied_index)
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{
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using namespace untyped_index_range_exception;
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char buf[report_buffer_size];
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prepare_report(buf, array, array_size, supplied_index);
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throw index_range_exception(buf);
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}
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template <typename managed_type>
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void valptridx<managed_type>::null_pointer_exception::report()
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{
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throw null_pointer_exception("NULL pointer converted");
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}
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template <typename managed_type>
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void valptridx<managed_type>::null_pointer_exception::report(const array_managed_type &array)
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{
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using namespace untyped_null_pointer_exception;
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char buf[report_buffer_size];
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prepare_report(buf, static_cast<const managed_type *>(&array[0]), array.size());
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throw null_pointer_exception(buf);
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}
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