forked from OSchip/llvm-project
1341 lines
46 KiB
C++
1341 lines
46 KiB
C++
//===-- runtime/io-api.cpp ------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// Implements the I/O statement API
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#include "flang/Runtime/io-api.h"
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#include "descriptor-io.h"
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#include "edit-input.h"
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#include "edit-output.h"
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#include "environment.h"
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#include "format.h"
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#include "io-stmt.h"
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#include "terminator.h"
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#include "tools.h"
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#include "unit.h"
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#include "flang/Runtime/descriptor.h"
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#include "flang/Runtime/memory.h"
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#include <cstdlib>
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#include <memory>
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namespace Fortran::runtime::io {
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const char *InquiryKeywordHashDecode(
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char *buffer, std::size_t n, InquiryKeywordHash hash) {
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if (n < 1) {
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return nullptr;
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}
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char *p{buffer + n};
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*--p = '\0';
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while (hash > 1) {
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if (p < buffer) {
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return nullptr;
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}
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*--p = 'A' + (hash % 26);
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hash /= 26;
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}
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return hash == 1 ? p : nullptr;
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}
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template <Direction DIR>
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Cookie BeginInternalArrayListIO(const Descriptor &descriptor,
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void ** /*scratchArea*/, std::size_t /*scratchBytes*/,
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const char *sourceFile, int sourceLine) {
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Terminator oom{sourceFile, sourceLine};
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return &New<InternalListIoStatementState<DIR>>{oom}(
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descriptor, sourceFile, sourceLine)
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.release()
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->ioStatementState();
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}
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Cookie IONAME(BeginInternalArrayListOutput)(const Descriptor &descriptor,
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void **scratchArea, std::size_t scratchBytes, const char *sourceFile,
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int sourceLine) {
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return BeginInternalArrayListIO<Direction::Output>(
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descriptor, scratchArea, scratchBytes, sourceFile, sourceLine);
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}
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Cookie IONAME(BeginInternalArrayListInput)(const Descriptor &descriptor,
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void **scratchArea, std::size_t scratchBytes, const char *sourceFile,
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int sourceLine) {
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return BeginInternalArrayListIO<Direction::Input>(
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descriptor, scratchArea, scratchBytes, sourceFile, sourceLine);
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}
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template <Direction DIR>
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Cookie BeginInternalArrayFormattedIO(const Descriptor &descriptor,
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const char *format, std::size_t formatLength, void ** /*scratchArea*/,
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std::size_t /*scratchBytes*/, const char *sourceFile, int sourceLine) {
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Terminator oom{sourceFile, sourceLine};
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return &New<InternalFormattedIoStatementState<DIR>>{oom}(
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descriptor, format, formatLength, sourceFile, sourceLine)
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.release()
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->ioStatementState();
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}
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Cookie IONAME(BeginInternalArrayFormattedOutput)(const Descriptor &descriptor,
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const char *format, std::size_t formatLength, void **scratchArea,
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std::size_t scratchBytes, const char *sourceFile, int sourceLine) {
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return BeginInternalArrayFormattedIO<Direction::Output>(descriptor, format,
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formatLength, scratchArea, scratchBytes, sourceFile, sourceLine);
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}
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Cookie IONAME(BeginInternalArrayFormattedInput)(const Descriptor &descriptor,
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const char *format, std::size_t formatLength, void **scratchArea,
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std::size_t scratchBytes, const char *sourceFile, int sourceLine) {
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return BeginInternalArrayFormattedIO<Direction::Input>(descriptor, format,
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formatLength, scratchArea, scratchBytes, sourceFile, sourceLine);
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}
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template <Direction DIR>
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Cookie BeginInternalListIO(
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std::conditional_t<DIR == Direction::Input, const char, char> *internal,
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std::size_t internalLength, void ** /*scratchArea*/,
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std::size_t /*scratchBytes*/, const char *sourceFile, int sourceLine) {
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Terminator oom{sourceFile, sourceLine};
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return &New<InternalListIoStatementState<DIR>>{oom}(
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internal, internalLength, sourceFile, sourceLine)
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.release()
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->ioStatementState();
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}
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Cookie IONAME(BeginInternalListOutput)(char *internal,
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std::size_t internalLength, void **scratchArea, std::size_t scratchBytes,
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const char *sourceFile, int sourceLine) {
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return BeginInternalListIO<Direction::Output>(internal, internalLength,
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scratchArea, scratchBytes, sourceFile, sourceLine);
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}
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Cookie IONAME(BeginInternalListInput)(const char *internal,
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std::size_t internalLength, void **scratchArea, std::size_t scratchBytes,
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const char *sourceFile, int sourceLine) {
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return BeginInternalListIO<Direction::Input>(internal, internalLength,
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scratchArea, scratchBytes, sourceFile, sourceLine);
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}
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template <Direction DIR>
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Cookie BeginInternalFormattedIO(
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std::conditional_t<DIR == Direction::Input, const char, char> *internal,
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std::size_t internalLength, const char *format, std::size_t formatLength,
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void ** /*scratchArea*/, std::size_t /*scratchBytes*/,
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const char *sourceFile, int sourceLine) {
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Terminator oom{sourceFile, sourceLine};
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return &New<InternalFormattedIoStatementState<DIR>>{oom}(
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internal, internalLength, format, formatLength, sourceFile, sourceLine)
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.release()
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->ioStatementState();
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}
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Cookie IONAME(BeginInternalFormattedOutput)(char *internal,
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std::size_t internalLength, const char *format, std::size_t formatLength,
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void **scratchArea, std::size_t scratchBytes, const char *sourceFile,
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int sourceLine) {
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return BeginInternalFormattedIO<Direction::Output>(internal, internalLength,
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format, formatLength, scratchArea, scratchBytes, sourceFile, sourceLine);
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}
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Cookie IONAME(BeginInternalFormattedInput)(const char *internal,
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std::size_t internalLength, const char *format, std::size_t formatLength,
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void **scratchArea, std::size_t scratchBytes, const char *sourceFile,
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int sourceLine) {
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return BeginInternalFormattedIO<Direction::Input>(internal, internalLength,
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format, formatLength, scratchArea, scratchBytes, sourceFile, sourceLine);
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}
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template <Direction DIR, template <Direction> class STATE, typename... A>
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Cookie BeginExternalListIO(
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int unitNumber, const char *sourceFile, int sourceLine, A &&...xs) {
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Terminator terminator{sourceFile, sourceLine};
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if (unitNumber == DefaultUnit) {
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unitNumber = DIR == Direction::Input ? 5 : 6;
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}
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ExternalFileUnit &unit{ExternalFileUnit::LookUpOrCreateAnonymous(
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unitNumber, DIR, false /*!unformatted*/, terminator)};
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if (!unit.isUnformatted.has_value()) {
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unit.isUnformatted = false;
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}
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Iostat iostat{IostatOk};
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if (*unit.isUnformatted) {
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iostat = IostatFormattedIoOnUnformattedUnit;
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}
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if (ChildIo * child{unit.GetChildIo()}) {
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if (iostat == IostatOk) {
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iostat = child->CheckFormattingAndDirection(false, DIR);
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}
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if (iostat == IostatOk) {
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return &child->BeginIoStatement<ChildListIoStatementState<DIR>>(
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*child, sourceFile, sourceLine);
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} else {
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return &child->BeginIoStatement<ErroneousIoStatementState>(
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iostat, nullptr /* no unit */, sourceFile, sourceLine);
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}
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} else {
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if (iostat == IostatOk && unit.access == Access::Direct) {
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iostat = IostatListIoOnDirectAccessUnit;
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}
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if (iostat == IostatOk) {
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iostat = unit.SetDirection(DIR);
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}
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if (iostat == IostatOk) {
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return &unit.BeginIoStatement<STATE<DIR>>(
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std::forward<A>(xs)..., unit, sourceFile, sourceLine);
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} else {
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return &unit.BeginIoStatement<ErroneousIoStatementState>(
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iostat, &unit, sourceFile, sourceLine);
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}
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}
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}
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Cookie IONAME(BeginExternalListOutput)(
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ExternalUnit unitNumber, const char *sourceFile, int sourceLine) {
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return BeginExternalListIO<Direction::Output, ExternalListIoStatementState>(
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unitNumber, sourceFile, sourceLine);
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}
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Cookie IONAME(BeginExternalListInput)(
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ExternalUnit unitNumber, const char *sourceFile, int sourceLine) {
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return BeginExternalListIO<Direction::Input, ExternalListIoStatementState>(
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unitNumber, sourceFile, sourceLine);
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}
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template <Direction DIR>
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Cookie BeginExternalFormattedIO(const char *format, std::size_t formatLength,
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ExternalUnit unitNumber, const char *sourceFile, int sourceLine) {
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Terminator terminator{sourceFile, sourceLine};
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if (unitNumber == DefaultUnit) {
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unitNumber = DIR == Direction::Input ? 5 : 6;
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}
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ExternalFileUnit &unit{ExternalFileUnit::LookUpOrCreateAnonymous(
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unitNumber, DIR, false /*!unformatted*/, terminator)};
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Iostat iostat{IostatOk};
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if (!unit.isUnformatted.has_value()) {
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unit.isUnformatted = false;
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}
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if (*unit.isUnformatted) {
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iostat = IostatFormattedIoOnUnformattedUnit;
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}
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if (ChildIo * child{unit.GetChildIo()}) {
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if (iostat == IostatOk) {
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iostat = child->CheckFormattingAndDirection(false, DIR);
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}
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if (iostat == IostatOk) {
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return &child->BeginIoStatement<ChildFormattedIoStatementState<DIR>>(
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*child, format, formatLength, sourceFile, sourceLine);
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} else {
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return &child->BeginIoStatement<ErroneousIoStatementState>(
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iostat, nullptr /* no unit */, sourceFile, sourceLine);
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}
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} else {
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if (iostat == IostatOk) {
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iostat = unit.SetDirection(DIR);
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}
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if (iostat == IostatOk) {
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return &unit.BeginIoStatement<ExternalFormattedIoStatementState<DIR>>(
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unit, format, formatLength, sourceFile, sourceLine);
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} else {
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return &unit.BeginIoStatement<ErroneousIoStatementState>(
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iostat, &unit, sourceFile, sourceLine);
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}
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}
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}
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Cookie IONAME(BeginExternalFormattedOutput)(const char *format,
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std::size_t formatLength, ExternalUnit unitNumber, const char *sourceFile,
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int sourceLine) {
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return BeginExternalFormattedIO<Direction::Output>(
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format, formatLength, unitNumber, sourceFile, sourceLine);
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}
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Cookie IONAME(BeginExternalFormattedInput)(const char *format,
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std::size_t formatLength, ExternalUnit unitNumber, const char *sourceFile,
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int sourceLine) {
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return BeginExternalFormattedIO<Direction::Input>(
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format, formatLength, unitNumber, sourceFile, sourceLine);
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}
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template <Direction DIR>
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Cookie BeginUnformattedIO(
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ExternalUnit unitNumber, const char *sourceFile, int sourceLine) {
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Terminator terminator{sourceFile, sourceLine};
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ExternalFileUnit &unit{ExternalFileUnit::LookUpOrCreateAnonymous(
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unitNumber, DIR, true /*unformatted*/, terminator)};
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Iostat iostat{IostatOk};
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if (!unit.isUnformatted.has_value()) {
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unit.isUnformatted = true;
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}
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if (!*unit.isUnformatted) {
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iostat = IostatUnformattedIoOnFormattedUnit;
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}
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if (ChildIo * child{unit.GetChildIo()}) {
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if (iostat == IostatOk) {
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iostat = child->CheckFormattingAndDirection(true, DIR);
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}
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if (iostat == IostatOk) {
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return &child->BeginIoStatement<ChildUnformattedIoStatementState<DIR>>(
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*child, sourceFile, sourceLine);
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} else {
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return &child->BeginIoStatement<ErroneousIoStatementState>(
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iostat, nullptr /* no unit */, sourceFile, sourceLine);
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}
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} else {
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if (iostat == IostatOk) {
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iostat = unit.SetDirection(DIR);
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}
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if (iostat == IostatOk) {
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IoStatementState &io{
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unit.BeginIoStatement<ExternalUnformattedIoStatementState<DIR>>(
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unit, sourceFile, sourceLine)};
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if constexpr (DIR == Direction::Output) {
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if (unit.access == Access::Sequential) {
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// Create space for (sub)record header to be completed by
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// ExternalFileUnit::AdvanceRecord()
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unit.recordLength.reset(); // in case of prior BACKSPACE
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io.Emit("\0\0\0\0", 4); // placeholder for record length header
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}
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}
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return &io;
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} else {
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return &unit.BeginIoStatement<ErroneousIoStatementState>(
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iostat, &unit, sourceFile, sourceLine);
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}
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}
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}
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Cookie IONAME(BeginUnformattedOutput)(
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ExternalUnit unitNumber, const char *sourceFile, int sourceLine) {
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return BeginUnformattedIO<Direction::Output>(
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unitNumber, sourceFile, sourceLine);
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}
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Cookie IONAME(BeginUnformattedInput)(
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ExternalUnit unitNumber, const char *sourceFile, int sourceLine) {
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return BeginUnformattedIO<Direction::Input>(
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unitNumber, sourceFile, sourceLine);
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}
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Cookie IONAME(BeginOpenUnit)( // OPEN(without NEWUNIT=)
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ExternalUnit unitNumber, const char *sourceFile, int sourceLine) {
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bool wasExtant{false};
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Terminator terminator{sourceFile, sourceLine};
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ExternalFileUnit &unit{
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ExternalFileUnit::LookUpOrCreate(unitNumber, terminator, wasExtant)};
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return &unit.BeginIoStatement<OpenStatementState>(
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unit, wasExtant, sourceFile, sourceLine);
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}
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Cookie IONAME(BeginOpenNewUnit)( // OPEN(NEWUNIT=j)
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const char *sourceFile, int sourceLine) {
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Terminator terminator{sourceFile, sourceLine};
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ExternalFileUnit &unit{
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ExternalFileUnit::NewUnit(terminator, false /*not child I/O*/)};
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return &unit.BeginIoStatement<OpenStatementState>(
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unit, false /*was an existing file*/, sourceFile, sourceLine);
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}
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Cookie IONAME(BeginWait)(ExternalUnit unitNumber, AsynchronousId id) {
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// TODO: add and use sourceFile & sourceLine here
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Terminator oom;
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// TODO: add and use sourceFile & sourceLine here
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auto &io{
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New<NoopStatementState>{oom}(nullptr, 0).release()->ioStatementState()};
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if (id != 0 && !ExternalFileUnit::LookUp(unitNumber)) {
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io.GetIoErrorHandler().SetPendingError(IostatBadWaitUnit);
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}
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return &io;
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}
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Cookie IONAME(BeginWaitAll)(ExternalUnit unitNumber) {
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return IONAME(BeginWait)(unitNumber, 0 /*no ID=*/);
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}
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Cookie IONAME(BeginClose)(
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ExternalUnit unitNumber, const char *sourceFile, int sourceLine) {
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if (ExternalFileUnit * unit{ExternalFileUnit::LookUpForClose(unitNumber)}) {
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return &unit->BeginIoStatement<CloseStatementState>(
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*unit, sourceFile, sourceLine);
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} else {
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// CLOSE(UNIT=bad unit) is just a no-op
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Terminator oom{sourceFile, sourceLine};
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return &New<NoopStatementState>{oom}(sourceFile, sourceLine, unitNumber)
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.release()
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->ioStatementState();
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}
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}
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Cookie IONAME(BeginFlush)(
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ExternalUnit unitNumber, const char *sourceFile, int sourceLine) {
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if (ExternalFileUnit * unit{ExternalFileUnit::LookUp(unitNumber)}) {
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return &unit->BeginIoStatement<ExternalMiscIoStatementState>(
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*unit, ExternalMiscIoStatementState::Flush, sourceFile, sourceLine);
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} else {
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// FLUSH(UNIT=unknown) is a no-op
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Terminator oom{sourceFile, sourceLine};
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return &New<NoopStatementState>{oom}(sourceFile, sourceLine, unitNumber)
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.release()
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->ioStatementState();
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}
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}
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Cookie IONAME(BeginBackspace)(
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ExternalUnit unitNumber, const char *sourceFile, int sourceLine) {
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Terminator terminator{sourceFile, sourceLine};
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ExternalFileUnit &unit{
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ExternalFileUnit::LookUpOrCrash(unitNumber, terminator)};
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return &unit.BeginIoStatement<ExternalMiscIoStatementState>(
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unit, ExternalMiscIoStatementState::Backspace, sourceFile, sourceLine);
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}
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Cookie IONAME(BeginEndfile)(
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ExternalUnit unitNumber, const char *sourceFile, int sourceLine) {
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Terminator terminator{sourceFile, sourceLine};
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ExternalFileUnit &unit{ExternalFileUnit::LookUpOrCreateAnonymous(
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unitNumber, Direction::Output, std::nullopt, terminator)};
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return &unit.BeginIoStatement<ExternalMiscIoStatementState>(
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unit, ExternalMiscIoStatementState::Endfile, sourceFile, sourceLine);
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}
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Cookie IONAME(BeginRewind)(
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ExternalUnit unitNumber, const char *sourceFile, int sourceLine) {
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Terminator terminator{sourceFile, sourceLine};
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ExternalFileUnit &unit{ExternalFileUnit::LookUpOrCreateAnonymous(
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unitNumber, Direction::Input, std::nullopt, terminator)};
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return &unit.BeginIoStatement<ExternalMiscIoStatementState>(
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unit, ExternalMiscIoStatementState::Rewind, sourceFile, sourceLine);
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}
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Cookie IONAME(BeginInquireUnit)(
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ExternalUnit unitNumber, const char *sourceFile, int sourceLine) {
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if (ExternalFileUnit * unit{ExternalFileUnit::LookUp(unitNumber)}) {
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if (ChildIo * child{unit->GetChildIo()}) {
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return &child->BeginIoStatement<InquireUnitState>(
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*unit, sourceFile, sourceLine);
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} else {
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return &unit->BeginIoStatement<InquireUnitState>(
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*unit, sourceFile, sourceLine);
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}
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} else {
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// INQUIRE(UNIT=unrecognized unit)
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Terminator oom{sourceFile, sourceLine};
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return &New<InquireNoUnitState>{oom}(sourceFile, sourceLine, unitNumber)
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.release()
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->ioStatementState();
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}
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}
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Cookie IONAME(BeginInquireFile)(const char *path, std::size_t pathLength,
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const char *sourceFile, int sourceLine) {
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Terminator oom{sourceFile, sourceLine};
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auto trimmed{
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SaveDefaultCharacter(path, TrimTrailingSpaces(path, pathLength), oom)};
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if (ExternalFileUnit *
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unit{ExternalFileUnit::LookUp(
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trimmed.get(), std::strlen(trimmed.get()))}) {
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// INQUIRE(FILE=) to a connected unit
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return &unit->BeginIoStatement<InquireUnitState>(
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*unit, sourceFile, sourceLine);
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} else {
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return &New<InquireUnconnectedFileState>{oom}(
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std::move(trimmed), sourceFile, sourceLine)
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.release()
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->ioStatementState();
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}
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}
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Cookie IONAME(BeginInquireIoLength)(const char *sourceFile, int sourceLine) {
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Terminator oom{sourceFile, sourceLine};
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return &New<InquireIOLengthState>{oom}(sourceFile, sourceLine)
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.release()
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->ioStatementState();
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}
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// Control list items
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void IONAME(EnableHandlers)(Cookie cookie, bool hasIoStat, bool hasErr,
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bool hasEnd, bool hasEor, bool hasIoMsg) {
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IoErrorHandler &handler{cookie->GetIoErrorHandler()};
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if (hasIoStat) {
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handler.HasIoStat();
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}
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if (hasErr) {
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handler.HasErrLabel();
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}
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if (hasEnd) {
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handler.HasEndLabel();
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}
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if (hasEor) {
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handler.HasEorLabel();
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}
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if (hasIoMsg) {
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handler.HasIoMsg();
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}
|
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}
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|
|
static bool YesOrNo(const char *keyword, std::size_t length, const char *what,
|
|
IoErrorHandler &handler) {
|
|
static const char *keywords[]{"YES", "NO", nullptr};
|
|
switch (IdentifyValue(keyword, length, keywords)) {
|
|
case 0:
|
|
return true;
|
|
case 1:
|
|
return false;
|
|
default:
|
|
handler.SignalError(IostatErrorInKeyword, "Invalid %s='%.*s'", what,
|
|
static_cast<int>(length), keyword);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool IONAME(SetAdvance)(
|
|
Cookie cookie, const char *keyword, std::size_t length) {
|
|
IoStatementState &io{*cookie};
|
|
IoErrorHandler &handler{io.GetIoErrorHandler()};
|
|
bool nonAdvancing{!YesOrNo(keyword, length, "ADVANCE", handler)};
|
|
if (nonAdvancing && io.GetConnectionState().access == Access::Direct) {
|
|
handler.SignalError("Non-advancing I/O attempted on direct access file");
|
|
} else {
|
|
io.mutableModes().nonAdvancing = nonAdvancing;
|
|
}
|
|
return !handler.InError();
|
|
}
|
|
|
|
bool IONAME(SetBlank)(Cookie cookie, const char *keyword, std::size_t length) {
|
|
IoStatementState &io{*cookie};
|
|
static const char *keywords[]{"NULL", "ZERO", nullptr};
|
|
switch (IdentifyValue(keyword, length, keywords)) {
|
|
case 0:
|
|
io.mutableModes().editingFlags &= ~blankZero;
|
|
return true;
|
|
case 1:
|
|
io.mutableModes().editingFlags |= blankZero;
|
|
return true;
|
|
default:
|
|
io.GetIoErrorHandler().SignalError(IostatErrorInKeyword,
|
|
"Invalid BLANK='%.*s'", static_cast<int>(length), keyword);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool IONAME(SetDecimal)(
|
|
Cookie cookie, const char *keyword, std::size_t length) {
|
|
IoStatementState &io{*cookie};
|
|
static const char *keywords[]{"COMMA", "POINT", nullptr};
|
|
switch (IdentifyValue(keyword, length, keywords)) {
|
|
case 0:
|
|
io.mutableModes().editingFlags |= decimalComma;
|
|
return true;
|
|
case 1:
|
|
io.mutableModes().editingFlags &= ~decimalComma;
|
|
return true;
|
|
default:
|
|
io.GetIoErrorHandler().SignalError(IostatErrorInKeyword,
|
|
"Invalid DECIMAL='%.*s'", static_cast<int>(length), keyword);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool IONAME(SetDelim)(Cookie cookie, const char *keyword, std::size_t length) {
|
|
IoStatementState &io{*cookie};
|
|
static const char *keywords[]{"APOSTROPHE", "QUOTE", "NONE", nullptr};
|
|
switch (IdentifyValue(keyword, length, keywords)) {
|
|
case 0:
|
|
io.mutableModes().delim = '\'';
|
|
return true;
|
|
case 1:
|
|
io.mutableModes().delim = '"';
|
|
return true;
|
|
case 2:
|
|
io.mutableModes().delim = '\0';
|
|
return true;
|
|
default:
|
|
io.GetIoErrorHandler().SignalError(IostatErrorInKeyword,
|
|
"Invalid DELIM='%.*s'", static_cast<int>(length), keyword);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool IONAME(SetPad)(Cookie cookie, const char *keyword, std::size_t length) {
|
|
IoStatementState &io{*cookie};
|
|
IoErrorHandler &handler{io.GetIoErrorHandler()};
|
|
io.mutableModes().pad = YesOrNo(keyword, length, "PAD", handler);
|
|
return !handler.InError();
|
|
}
|
|
|
|
bool IONAME(SetPos)(Cookie cookie, std::int64_t pos) {
|
|
IoStatementState &io{*cookie};
|
|
ConnectionState &connection{io.GetConnectionState()};
|
|
IoErrorHandler &handler{io.GetIoErrorHandler()};
|
|
if (connection.access != Access::Stream) {
|
|
handler.SignalError("POS= may not appear unless ACCESS='STREAM'");
|
|
return false;
|
|
}
|
|
if (pos < 1) { // POS=1 is beginning of file (12.6.2.11)
|
|
handler.SignalError("POS=%zd is invalid", static_cast<std::intmax_t>(pos));
|
|
return false;
|
|
}
|
|
if (auto *unit{io.GetExternalFileUnit()}) {
|
|
unit->SetPosition(pos - 1, handler);
|
|
return true;
|
|
}
|
|
io.GetIoErrorHandler().Crash("SetPos() called on internal unit");
|
|
return false;
|
|
}
|
|
|
|
bool IONAME(SetRec)(Cookie cookie, std::int64_t rec) {
|
|
IoStatementState &io{*cookie};
|
|
ConnectionState &connection{io.GetConnectionState()};
|
|
IoErrorHandler &handler{io.GetIoErrorHandler()};
|
|
if (connection.access != Access::Direct) {
|
|
handler.SignalError("REC= may not appear unless ACCESS='DIRECT'");
|
|
return false;
|
|
}
|
|
if (!connection.openRecl) {
|
|
handler.SignalError("RECL= was not specified");
|
|
return false;
|
|
}
|
|
if (rec < 1) {
|
|
handler.SignalError("REC=%zd is invalid", static_cast<std::intmax_t>(rec));
|
|
return false;
|
|
}
|
|
connection.currentRecordNumber = rec;
|
|
if (auto *unit{io.GetExternalFileUnit()}) {
|
|
unit->SetPosition((rec - 1) * *connection.openRecl, handler);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool IONAME(SetRound)(Cookie cookie, const char *keyword, std::size_t length) {
|
|
IoStatementState &io{*cookie};
|
|
static const char *keywords[]{"UP", "DOWN", "ZERO", "NEAREST", "COMPATIBLE",
|
|
"PROCESSOR_DEFINED", nullptr};
|
|
switch (IdentifyValue(keyword, length, keywords)) {
|
|
case 0:
|
|
io.mutableModes().round = decimal::RoundUp;
|
|
return true;
|
|
case 1:
|
|
io.mutableModes().round = decimal::RoundDown;
|
|
return true;
|
|
case 2:
|
|
io.mutableModes().round = decimal::RoundToZero;
|
|
return true;
|
|
case 3:
|
|
io.mutableModes().round = decimal::RoundNearest;
|
|
return true;
|
|
case 4:
|
|
io.mutableModes().round = decimal::RoundCompatible;
|
|
return true;
|
|
case 5:
|
|
io.mutableModes().round = executionEnvironment.defaultOutputRoundingMode;
|
|
return true;
|
|
default:
|
|
io.GetIoErrorHandler().SignalError(IostatErrorInKeyword,
|
|
"Invalid ROUND='%.*s'", static_cast<int>(length), keyword);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool IONAME(SetSign)(Cookie cookie, const char *keyword, std::size_t length) {
|
|
IoStatementState &io{*cookie};
|
|
static const char *keywords[]{
|
|
"PLUS", "SUPPRESS", "PROCESSOR_DEFINED", nullptr};
|
|
switch (IdentifyValue(keyword, length, keywords)) {
|
|
case 0:
|
|
io.mutableModes().editingFlags |= signPlus;
|
|
return true;
|
|
case 1:
|
|
case 2: // processor default is SS
|
|
io.mutableModes().editingFlags &= ~signPlus;
|
|
return true;
|
|
default:
|
|
io.GetIoErrorHandler().SignalError(IostatErrorInKeyword,
|
|
"Invalid SIGN='%.*s'", static_cast<int>(length), keyword);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool IONAME(SetAccess)(Cookie cookie, const char *keyword, std::size_t length) {
|
|
IoStatementState &io{*cookie};
|
|
auto *open{io.get_if<OpenStatementState>()};
|
|
if (!open) {
|
|
io.GetIoErrorHandler().Crash(
|
|
"SetAccess() called when not in an OPEN statement");
|
|
} else if (open->completedOperation()) {
|
|
io.GetIoErrorHandler().Crash(
|
|
"SetAccess() called after GetNewUnit() for an OPEN statement");
|
|
}
|
|
static const char *keywords[]{
|
|
"SEQUENTIAL", "DIRECT", "STREAM", "APPEND", nullptr};
|
|
switch (IdentifyValue(keyword, length, keywords)) {
|
|
case 0:
|
|
open->set_access(Access::Sequential);
|
|
break;
|
|
case 1:
|
|
open->set_access(Access::Direct);
|
|
break;
|
|
case 2:
|
|
open->set_access(Access::Stream);
|
|
break;
|
|
case 3: // Sun Fortran extension ACCESS=APPEND: treat as if POSITION=APPEND
|
|
open->set_position(Position::Append);
|
|
break;
|
|
default:
|
|
open->SignalError(IostatErrorInKeyword, "Invalid ACCESS='%.*s'",
|
|
static_cast<int>(length), keyword);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool IONAME(SetAction)(Cookie cookie, const char *keyword, std::size_t length) {
|
|
IoStatementState &io{*cookie};
|
|
auto *open{io.get_if<OpenStatementState>()};
|
|
if (!open) {
|
|
io.GetIoErrorHandler().Crash(
|
|
"SetAction() called when not in an OPEN statement");
|
|
} else if (open->completedOperation()) {
|
|
io.GetIoErrorHandler().Crash(
|
|
"SetAction() called after GetNewUnit() for an OPEN statement");
|
|
}
|
|
std::optional<Action> action;
|
|
static const char *keywords[]{"READ", "WRITE", "READWRITE", nullptr};
|
|
switch (IdentifyValue(keyword, length, keywords)) {
|
|
case 0:
|
|
action = Action::Read;
|
|
break;
|
|
case 1:
|
|
action = Action::Write;
|
|
break;
|
|
case 2:
|
|
action = Action::ReadWrite;
|
|
break;
|
|
default:
|
|
open->SignalError(IostatErrorInKeyword, "Invalid ACTION='%.*s'",
|
|
static_cast<int>(length), keyword);
|
|
return false;
|
|
}
|
|
RUNTIME_CHECK(io.GetIoErrorHandler(), action.has_value());
|
|
if (open->wasExtant()) {
|
|
if ((*action != Action::Write) != open->unit().mayRead() ||
|
|
(*action != Action::Read) != open->unit().mayWrite()) {
|
|
open->SignalError("ACTION= may not be changed on an open unit");
|
|
}
|
|
}
|
|
open->set_action(*action);
|
|
return true;
|
|
}
|
|
|
|
bool IONAME(SetAsynchronous)(
|
|
Cookie cookie, const char *keyword, std::size_t length) {
|
|
IoStatementState &io{*cookie};
|
|
IoErrorHandler &handler{io.GetIoErrorHandler()};
|
|
bool isYes{YesOrNo(keyword, length, "ASYNCHRONOUS", handler)};
|
|
if (auto *open{io.get_if<OpenStatementState>()}) {
|
|
if (open->completedOperation()) {
|
|
handler.Crash(
|
|
"SetAsynchronous() called after GetNewUnit() for an OPEN statement");
|
|
}
|
|
open->unit().set_mayAsynchronous(isYes);
|
|
} else if (ExternalFileUnit * unit{io.GetExternalFileUnit()}) {
|
|
if (isYes && !unit->mayAsynchronous()) {
|
|
handler.SignalError(IostatBadAsynchronous);
|
|
}
|
|
} else {
|
|
handler.Crash("SetAsynchronous() called when not in an OPEN or external "
|
|
"I/O statement");
|
|
}
|
|
return !handler.InError();
|
|
}
|
|
|
|
bool IONAME(SetCarriagecontrol)(
|
|
Cookie cookie, const char *keyword, std::size_t length) {
|
|
IoStatementState &io{*cookie};
|
|
auto *open{io.get_if<OpenStatementState>()};
|
|
if (!open) {
|
|
io.GetIoErrorHandler().Crash(
|
|
"SetCarriageControl() called when not in an OPEN statement");
|
|
} else if (open->completedOperation()) {
|
|
io.GetIoErrorHandler().Crash(
|
|
"SetCarriageControl() called after GetNewUnit() for an OPEN statement");
|
|
}
|
|
static const char *keywords[]{"LIST", "FORTRAN", "NONE", nullptr};
|
|
switch (IdentifyValue(keyword, length, keywords)) {
|
|
case 0:
|
|
return true;
|
|
case 1:
|
|
case 2:
|
|
open->SignalError(IostatErrorInKeyword,
|
|
"Unimplemented CARRIAGECONTROL='%.*s'", static_cast<int>(length),
|
|
keyword);
|
|
return false;
|
|
default:
|
|
open->SignalError(IostatErrorInKeyword, "Invalid CARRIAGECONTROL='%.*s'",
|
|
static_cast<int>(length), keyword);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool IONAME(SetConvert)(
|
|
Cookie cookie, const char *keyword, std::size_t length) {
|
|
IoStatementState &io{*cookie};
|
|
auto *open{io.get_if<OpenStatementState>()};
|
|
if (!open) {
|
|
io.GetIoErrorHandler().Crash(
|
|
"SetConvert() called when not in an OPEN statement");
|
|
} else if (open->completedOperation()) {
|
|
io.GetIoErrorHandler().Crash(
|
|
"SetConvert() called after GetNewUnit() for an OPEN statement");
|
|
}
|
|
if (auto convert{GetConvertFromString(keyword, length)}) {
|
|
open->set_convert(*convert);
|
|
return true;
|
|
} else {
|
|
open->SignalError(IostatErrorInKeyword, "Invalid CONVERT='%.*s'",
|
|
static_cast<int>(length), keyword);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool IONAME(SetEncoding)(
|
|
Cookie cookie, const char *keyword, std::size_t length) {
|
|
IoStatementState &io{*cookie};
|
|
auto *open{io.get_if<OpenStatementState>()};
|
|
if (!open) {
|
|
io.GetIoErrorHandler().Crash(
|
|
"SetEncoding() called when not in an OPEN statement");
|
|
} else if (open->completedOperation()) {
|
|
io.GetIoErrorHandler().Crash(
|
|
"SetEncoding() called after GetNewUnit() for an OPEN statement");
|
|
}
|
|
bool isUTF8{false};
|
|
static const char *keywords[]{"UTF-8", "DEFAULT", nullptr};
|
|
switch (IdentifyValue(keyword, length, keywords)) {
|
|
case 0:
|
|
isUTF8 = true;
|
|
break;
|
|
case 1:
|
|
isUTF8 = false;
|
|
break;
|
|
default:
|
|
open->SignalError(IostatErrorInKeyword, "Invalid ENCODING='%.*s'",
|
|
static_cast<int>(length), keyword);
|
|
}
|
|
if (isUTF8 != open->unit().isUTF8) {
|
|
if (open->wasExtant()) {
|
|
open->SignalError("ENCODING= may not be changed on an open unit");
|
|
}
|
|
open->unit().isUTF8 = isUTF8;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool IONAME(SetForm)(Cookie cookie, const char *keyword, std::size_t length) {
|
|
IoStatementState &io{*cookie};
|
|
auto *open{io.get_if<OpenStatementState>()};
|
|
if (!open) {
|
|
io.GetIoErrorHandler().Crash(
|
|
"SetForm() called when not in an OPEN statement");
|
|
} else if (open->completedOperation()) {
|
|
io.GetIoErrorHandler().Crash(
|
|
"SetForm() called after GetNewUnit() for an OPEN statement");
|
|
}
|
|
static const char *keywords[]{"FORMATTED", "UNFORMATTED", nullptr};
|
|
switch (IdentifyValue(keyword, length, keywords)) {
|
|
case 0:
|
|
open->set_isUnformatted(false);
|
|
break;
|
|
case 1:
|
|
open->set_isUnformatted(true);
|
|
break;
|
|
default:
|
|
open->SignalError(IostatErrorInKeyword, "Invalid FORM='%.*s'",
|
|
static_cast<int>(length), keyword);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool IONAME(SetPosition)(
|
|
Cookie cookie, const char *keyword, std::size_t length) {
|
|
IoStatementState &io{*cookie};
|
|
auto *open{io.get_if<OpenStatementState>()};
|
|
if (!open) {
|
|
io.GetIoErrorHandler().Crash(
|
|
"SetPosition() called when not in an OPEN statement");
|
|
} else if (open->completedOperation()) {
|
|
io.GetIoErrorHandler().Crash(
|
|
"SetPosition() called after GetNewUnit() for an OPEN statement");
|
|
}
|
|
static const char *positions[]{"ASIS", "REWIND", "APPEND", nullptr};
|
|
switch (IdentifyValue(keyword, length, positions)) {
|
|
case 0:
|
|
open->set_position(Position::AsIs);
|
|
return true;
|
|
case 1:
|
|
open->set_position(Position::Rewind);
|
|
return true;
|
|
case 2:
|
|
open->set_position(Position::Append);
|
|
return true;
|
|
default:
|
|
io.GetIoErrorHandler().SignalError(IostatErrorInKeyword,
|
|
"Invalid POSITION='%.*s'", static_cast<int>(length), keyword);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool IONAME(SetRecl)(Cookie cookie, std::size_t n) {
|
|
IoStatementState &io{*cookie};
|
|
auto *open{io.get_if<OpenStatementState>()};
|
|
if (!open) {
|
|
io.GetIoErrorHandler().Crash(
|
|
"SetRecl() called when not in an OPEN statement");
|
|
} else if (open->completedOperation()) {
|
|
io.GetIoErrorHandler().Crash(
|
|
"SetRecl() called after GetNewUnit() for an OPEN statement");
|
|
}
|
|
if (n <= 0) {
|
|
io.GetIoErrorHandler().SignalError("RECL= must be greater than zero");
|
|
return false;
|
|
} else if (open->wasExtant() &&
|
|
open->unit().openRecl.value_or(0) != static_cast<std::int64_t>(n)) {
|
|
open->SignalError("RECL= may not be changed for an open unit");
|
|
return false;
|
|
} else {
|
|
open->unit().openRecl = n;
|
|
return true;
|
|
}
|
|
}
|
|
|
|
bool IONAME(SetStatus)(Cookie cookie, const char *keyword, std::size_t length) {
|
|
IoStatementState &io{*cookie};
|
|
if (auto *open{io.get_if<OpenStatementState>()}) {
|
|
if (open->completedOperation()) {
|
|
io.GetIoErrorHandler().Crash(
|
|
"SetStatus() called after GetNewUnit() for an OPEN statement");
|
|
}
|
|
static const char *statuses[]{
|
|
"OLD", "NEW", "SCRATCH", "REPLACE", "UNKNOWN", nullptr};
|
|
switch (IdentifyValue(keyword, length, statuses)) {
|
|
case 0:
|
|
open->set_status(OpenStatus::Old);
|
|
return true;
|
|
case 1:
|
|
open->set_status(OpenStatus::New);
|
|
return true;
|
|
case 2:
|
|
open->set_status(OpenStatus::Scratch);
|
|
return true;
|
|
case 3:
|
|
open->set_status(OpenStatus::Replace);
|
|
return true;
|
|
case 4:
|
|
open->set_status(OpenStatus::Unknown);
|
|
return true;
|
|
default:
|
|
io.GetIoErrorHandler().SignalError(IostatErrorInKeyword,
|
|
"Invalid STATUS='%.*s'", static_cast<int>(length), keyword);
|
|
}
|
|
return false;
|
|
}
|
|
if (auto *close{io.get_if<CloseStatementState>()}) {
|
|
static const char *statuses[]{"KEEP", "DELETE", nullptr};
|
|
switch (IdentifyValue(keyword, length, statuses)) {
|
|
case 0:
|
|
close->set_status(CloseStatus::Keep);
|
|
return true;
|
|
case 1:
|
|
close->set_status(CloseStatus::Delete);
|
|
return true;
|
|
default:
|
|
io.GetIoErrorHandler().SignalError(IostatErrorInKeyword,
|
|
"Invalid STATUS='%.*s'", static_cast<int>(length), keyword);
|
|
}
|
|
return false;
|
|
}
|
|
if (io.get_if<NoopStatementState>()) {
|
|
return true; // don't bother validating STATUS= in a no-op CLOSE
|
|
}
|
|
io.GetIoErrorHandler().Crash(
|
|
"SetStatus() called when not in an OPEN or CLOSE statement");
|
|
}
|
|
|
|
bool IONAME(SetFile)(Cookie cookie, const char *path, std::size_t chars) {
|
|
IoStatementState &io{*cookie};
|
|
if (auto *open{io.get_if<OpenStatementState>()}) {
|
|
if (open->completedOperation()) {
|
|
io.GetIoErrorHandler().Crash(
|
|
"SetFile() called after GetNewUnit() for an OPEN statement");
|
|
}
|
|
open->set_path(path, chars);
|
|
return true;
|
|
}
|
|
io.GetIoErrorHandler().Crash(
|
|
"SetFile() called when not in an OPEN statement");
|
|
return false;
|
|
}
|
|
|
|
bool IONAME(GetNewUnit)(Cookie cookie, int &unit, int kind) {
|
|
IoStatementState &io{*cookie};
|
|
auto *open{io.get_if<OpenStatementState>()};
|
|
if (!open) {
|
|
io.GetIoErrorHandler().Crash(
|
|
"GetNewUnit() called when not in an OPEN statement");
|
|
} else if (!open->InError()) {
|
|
open->CompleteOperation();
|
|
}
|
|
if (open->InError()) {
|
|
// A failed OPEN(NEWUNIT=n) does not modify 'n'
|
|
return false;
|
|
}
|
|
std::int64_t result{open->unit().unitNumber()};
|
|
if (!SetInteger(unit, kind, result)) {
|
|
open->SignalError("GetNewUnit(): bad INTEGER kind(%d) or out-of-range "
|
|
"value(%jd) for result",
|
|
kind, static_cast<std::intmax_t>(result));
|
|
}
|
|
return true;
|
|
}
|
|
|
|
// Data transfers
|
|
|
|
bool IONAME(OutputDescriptor)(Cookie cookie, const Descriptor &descriptor) {
|
|
return descr::DescriptorIO<Direction::Output>(*cookie, descriptor);
|
|
}
|
|
|
|
bool IONAME(InputDescriptor)(Cookie cookie, const Descriptor &descriptor) {
|
|
return descr::DescriptorIO<Direction::Input>(*cookie, descriptor);
|
|
}
|
|
|
|
bool IONAME(OutputUnformattedBlock)(Cookie cookie, const char *x,
|
|
std::size_t length, std::size_t elementBytes) {
|
|
IoStatementState &io{*cookie};
|
|
if (auto *unf{io.get_if<
|
|
ExternalUnformattedIoStatementState<Direction::Output>>()}) {
|
|
return unf->Emit(x, length, elementBytes);
|
|
} else if (auto *inq{io.get_if<InquireIOLengthState>()}) {
|
|
return inq->Emit(x, length, elementBytes);
|
|
}
|
|
io.GetIoErrorHandler().Crash("OutputUnformattedBlock() called for an I/O "
|
|
"statement that is not unformatted output");
|
|
return false;
|
|
}
|
|
|
|
bool IONAME(InputUnformattedBlock)(
|
|
Cookie cookie, char *x, std::size_t length, std::size_t elementBytes) {
|
|
IoStatementState &io{*cookie};
|
|
IoErrorHandler &handler{io.GetIoErrorHandler()};
|
|
io.BeginReadingRecord();
|
|
if (handler.InError()) {
|
|
return false;
|
|
}
|
|
if (auto *unf{
|
|
io.get_if<ExternalUnformattedIoStatementState<Direction::Input>>()}) {
|
|
return unf->Receive(x, length, elementBytes);
|
|
}
|
|
handler.Crash("InputUnformattedBlock() called for an I/O statement that is "
|
|
"not unformatted input");
|
|
return false;
|
|
}
|
|
|
|
bool IONAME(OutputInteger8)(Cookie cookie, std::int8_t n) {
|
|
cookie->CheckFormattedStmtType<Direction::Output>("OutputInteger8");
|
|
StaticDescriptor staticDescriptor;
|
|
Descriptor &descriptor{staticDescriptor.descriptor()};
|
|
descriptor.Establish(
|
|
TypeCategory::Integer, 1, reinterpret_cast<void *>(&n), 0);
|
|
return descr::DescriptorIO<Direction::Output>(*cookie, descriptor);
|
|
}
|
|
|
|
bool IONAME(OutputInteger16)(Cookie cookie, std::int16_t n) {
|
|
cookie->CheckFormattedStmtType<Direction::Output>("OutputInteger16");
|
|
StaticDescriptor staticDescriptor;
|
|
Descriptor &descriptor{staticDescriptor.descriptor()};
|
|
descriptor.Establish(
|
|
TypeCategory::Integer, 2, reinterpret_cast<void *>(&n), 0);
|
|
return descr::DescriptorIO<Direction::Output>(*cookie, descriptor);
|
|
}
|
|
|
|
bool IONAME(OutputInteger32)(Cookie cookie, std::int32_t n) {
|
|
cookie->CheckFormattedStmtType<Direction::Output>("OutputInteger32");
|
|
StaticDescriptor staticDescriptor;
|
|
Descriptor &descriptor{staticDescriptor.descriptor()};
|
|
descriptor.Establish(
|
|
TypeCategory::Integer, 4, reinterpret_cast<void *>(&n), 0);
|
|
return descr::DescriptorIO<Direction::Output>(*cookie, descriptor);
|
|
}
|
|
|
|
bool IONAME(OutputInteger64)(Cookie cookie, std::int64_t n) {
|
|
cookie->CheckFormattedStmtType<Direction::Output>("OutputInteger64");
|
|
StaticDescriptor staticDescriptor;
|
|
Descriptor &descriptor{staticDescriptor.descriptor()};
|
|
descriptor.Establish(
|
|
TypeCategory::Integer, 8, reinterpret_cast<void *>(&n), 0);
|
|
return descr::DescriptorIO<Direction::Output>(*cookie, descriptor);
|
|
}
|
|
|
|
#ifdef __SIZEOF_INT128__
|
|
bool IONAME(OutputInteger128)(Cookie cookie, common::int128_t n) {
|
|
cookie->CheckFormattedStmtType<Direction::Output>("OutputInteger128");
|
|
StaticDescriptor staticDescriptor;
|
|
Descriptor &descriptor{staticDescriptor.descriptor()};
|
|
descriptor.Establish(
|
|
TypeCategory::Integer, 16, reinterpret_cast<void *>(&n), 0);
|
|
return descr::DescriptorIO<Direction::Output>(*cookie, descriptor);
|
|
}
|
|
#endif
|
|
|
|
bool IONAME(InputInteger)(Cookie cookie, std::int64_t &n, int kind) {
|
|
cookie->CheckFormattedStmtType<Direction::Input>("InputInteger");
|
|
StaticDescriptor staticDescriptor;
|
|
Descriptor &descriptor{staticDescriptor.descriptor()};
|
|
descriptor.Establish(
|
|
TypeCategory::Integer, kind, reinterpret_cast<void *>(&n), 0);
|
|
return descr::DescriptorIO<Direction::Input>(*cookie, descriptor);
|
|
}
|
|
|
|
bool IONAME(OutputReal32)(Cookie cookie, float x) {
|
|
cookie->CheckFormattedStmtType<Direction::Output>("OutputReal32");
|
|
StaticDescriptor staticDescriptor;
|
|
Descriptor &descriptor{staticDescriptor.descriptor()};
|
|
descriptor.Establish(TypeCategory::Real, 4, reinterpret_cast<void *>(&x), 0);
|
|
return descr::DescriptorIO<Direction::Output>(*cookie, descriptor);
|
|
}
|
|
|
|
bool IONAME(OutputReal64)(Cookie cookie, double x) {
|
|
cookie->CheckFormattedStmtType<Direction::Output>("OutputReal64");
|
|
StaticDescriptor staticDescriptor;
|
|
Descriptor &descriptor{staticDescriptor.descriptor()};
|
|
descriptor.Establish(TypeCategory::Real, 8, reinterpret_cast<void *>(&x), 0);
|
|
return descr::DescriptorIO<Direction::Output>(*cookie, descriptor);
|
|
}
|
|
|
|
bool IONAME(InputReal32)(Cookie cookie, float &x) {
|
|
cookie->CheckFormattedStmtType<Direction::Input>("InputReal32");
|
|
StaticDescriptor staticDescriptor;
|
|
Descriptor &descriptor{staticDescriptor.descriptor()};
|
|
descriptor.Establish(TypeCategory::Real, 4, reinterpret_cast<void *>(&x), 0);
|
|
return descr::DescriptorIO<Direction::Input>(*cookie, descriptor);
|
|
}
|
|
|
|
bool IONAME(InputReal64)(Cookie cookie, double &x) {
|
|
cookie->CheckFormattedStmtType<Direction::Input>("InputReal64");
|
|
StaticDescriptor staticDescriptor;
|
|
Descriptor &descriptor{staticDescriptor.descriptor()};
|
|
descriptor.Establish(TypeCategory::Real, 8, reinterpret_cast<void *>(&x), 0);
|
|
return descr::DescriptorIO<Direction::Input>(*cookie, descriptor);
|
|
}
|
|
|
|
bool IONAME(OutputComplex32)(Cookie cookie, float r, float i) {
|
|
cookie->CheckFormattedStmtType<Direction::Output>("OutputComplex32");
|
|
float z[2]{r, i};
|
|
StaticDescriptor staticDescriptor;
|
|
Descriptor &descriptor{staticDescriptor.descriptor()};
|
|
descriptor.Establish(
|
|
TypeCategory::Complex, 4, reinterpret_cast<void *>(&z), 0);
|
|
return descr::DescriptorIO<Direction::Output>(*cookie, descriptor);
|
|
}
|
|
|
|
bool IONAME(OutputComplex64)(Cookie cookie, double r, double i) {
|
|
cookie->CheckFormattedStmtType<Direction::Output>("OutputComplex64");
|
|
double z[2]{r, i};
|
|
StaticDescriptor staticDescriptor;
|
|
Descriptor &descriptor{staticDescriptor.descriptor()};
|
|
descriptor.Establish(
|
|
TypeCategory::Complex, 8, reinterpret_cast<void *>(&z), 0);
|
|
return descr::DescriptorIO<Direction::Output>(*cookie, descriptor);
|
|
}
|
|
|
|
bool IONAME(InputComplex32)(Cookie cookie, float z[2]) {
|
|
cookie->CheckFormattedStmtType<Direction::Input>("InputComplex32");
|
|
StaticDescriptor staticDescriptor;
|
|
Descriptor &descriptor{staticDescriptor.descriptor()};
|
|
descriptor.Establish(
|
|
TypeCategory::Complex, 4, reinterpret_cast<void *>(z), 0);
|
|
return descr::DescriptorIO<Direction::Input>(*cookie, descriptor);
|
|
}
|
|
|
|
bool IONAME(InputComplex64)(Cookie cookie, double z[2]) {
|
|
cookie->CheckFormattedStmtType<Direction::Input>("InputComplex64");
|
|
StaticDescriptor staticDescriptor;
|
|
Descriptor &descriptor{staticDescriptor.descriptor()};
|
|
descriptor.Establish(
|
|
TypeCategory::Complex, 8, reinterpret_cast<void *>(z), 0);
|
|
return descr::DescriptorIO<Direction::Input>(*cookie, descriptor);
|
|
}
|
|
|
|
bool IONAME(OutputCharacter)(
|
|
Cookie cookie, const char *x, std::size_t length, int kind) {
|
|
cookie->CheckFormattedStmtType<Direction::Output>("OutputCharacter");
|
|
StaticDescriptor staticDescriptor;
|
|
Descriptor &descriptor{staticDescriptor.descriptor()};
|
|
descriptor.Establish(
|
|
kind, length, reinterpret_cast<void *>(const_cast<char *>(x)), 0);
|
|
return descr::DescriptorIO<Direction::Output>(*cookie, descriptor);
|
|
}
|
|
|
|
bool IONAME(OutputAscii)(Cookie cookie, const char *x, std::size_t length) {
|
|
return IONAME(OutputCharacter(cookie, x, length, 1));
|
|
}
|
|
|
|
bool IONAME(InputCharacter)(
|
|
Cookie cookie, char *x, std::size_t length, int kind) {
|
|
cookie->CheckFormattedStmtType<Direction::Input>("InputCharacter");
|
|
StaticDescriptor staticDescriptor;
|
|
Descriptor &descriptor{staticDescriptor.descriptor()};
|
|
descriptor.Establish(kind, length, reinterpret_cast<void *>(x), 0);
|
|
return descr::DescriptorIO<Direction::Input>(*cookie, descriptor);
|
|
}
|
|
|
|
bool IONAME(InputAscii)(Cookie cookie, char *x, std::size_t length) {
|
|
return IONAME(InputCharacter)(cookie, x, length, 1);
|
|
}
|
|
|
|
bool IONAME(OutputLogical)(Cookie cookie, bool truth) {
|
|
cookie->CheckFormattedStmtType<Direction::Output>("OutputLogical");
|
|
StaticDescriptor staticDescriptor;
|
|
Descriptor &descriptor{staticDescriptor.descriptor()};
|
|
descriptor.Establish(
|
|
TypeCategory::Logical, sizeof truth, reinterpret_cast<void *>(&truth), 0);
|
|
return descr::DescriptorIO<Direction::Output>(*cookie, descriptor);
|
|
}
|
|
|
|
bool IONAME(InputLogical)(Cookie cookie, bool &truth) {
|
|
cookie->CheckFormattedStmtType<Direction::Input>("InputLogical");
|
|
StaticDescriptor staticDescriptor;
|
|
Descriptor &descriptor{staticDescriptor.descriptor()};
|
|
descriptor.Establish(
|
|
TypeCategory::Logical, sizeof truth, reinterpret_cast<void *>(&truth), 0);
|
|
return descr::DescriptorIO<Direction::Input>(*cookie, descriptor);
|
|
}
|
|
|
|
std::size_t IONAME(GetSize)(Cookie cookie) {
|
|
IoStatementState &io{*cookie};
|
|
IoErrorHandler &handler{io.GetIoErrorHandler()};
|
|
if (!handler.InError()) {
|
|
io.CompleteOperation();
|
|
}
|
|
if (const auto *formatted{
|
|
io.get_if<FormattedIoStatementState<Direction::Input>>()}) {
|
|
return formatted->GetEditDescriptorChars();
|
|
}
|
|
handler.Crash(
|
|
"GetIoSize() called for an I/O statement that is not a formatted READ()");
|
|
return 0;
|
|
}
|
|
|
|
std::size_t IONAME(GetIoLength)(Cookie cookie) {
|
|
IoStatementState &io{*cookie};
|
|
IoErrorHandler &handler{io.GetIoErrorHandler()};
|
|
if (!handler.InError()) {
|
|
io.CompleteOperation();
|
|
}
|
|
if (const auto *inq{io.get_if<InquireIOLengthState>()}) {
|
|
return inq->bytes();
|
|
}
|
|
handler.Crash("GetIoLength() called for an I/O statement that is not "
|
|
"INQUIRE(IOLENGTH=)");
|
|
return 0;
|
|
}
|
|
|
|
void IONAME(GetIoMsg)(Cookie cookie, char *msg, std::size_t length) {
|
|
IoStatementState &io{*cookie};
|
|
IoErrorHandler &handler{io.GetIoErrorHandler()};
|
|
if (!handler.InError()) {
|
|
io.CompleteOperation();
|
|
}
|
|
if (handler.InError()) { // leave "msg" alone when no error
|
|
handler.GetIoMsg(msg, length);
|
|
}
|
|
}
|
|
|
|
bool IONAME(InquireCharacter)(Cookie cookie, InquiryKeywordHash inquiry,
|
|
char *result, std::size_t length) {
|
|
IoStatementState &io{*cookie};
|
|
return io.Inquire(inquiry, result, length);
|
|
}
|
|
|
|
bool IONAME(InquireLogical)(
|
|
Cookie cookie, InquiryKeywordHash inquiry, bool &result) {
|
|
IoStatementState &io{*cookie};
|
|
return io.Inquire(inquiry, result);
|
|
}
|
|
|
|
bool IONAME(InquirePendingId)(Cookie cookie, std::int64_t id, bool &result) {
|
|
IoStatementState &io{*cookie};
|
|
return io.Inquire(HashInquiryKeyword("PENDING"), id, result);
|
|
}
|
|
|
|
bool IONAME(InquireInteger64)(
|
|
Cookie cookie, InquiryKeywordHash inquiry, std::int64_t &result, int kind) {
|
|
IoStatementState &io{*cookie};
|
|
std::int64_t n;
|
|
if (io.Inquire(inquiry, n)) {
|
|
if (SetInteger(result, kind, n)) {
|
|
return true;
|
|
}
|
|
io.GetIoErrorHandler().SignalError(
|
|
"InquireInteger64(): bad INTEGER kind(%d) or out-of-range "
|
|
"value(%jd) "
|
|
"for result",
|
|
kind, static_cast<std::intmax_t>(n));
|
|
}
|
|
return false;
|
|
}
|
|
|
|
enum Iostat IONAME(EndIoStatement)(Cookie cookie) {
|
|
IoStatementState &io{*cookie};
|
|
return static_cast<enum Iostat>(io.EndIoStatement());
|
|
}
|
|
|
|
template <typename INT>
|
|
static enum Iostat CheckUnitNumberInRangeImpl(INT unit, bool handleError,
|
|
char *ioMsg, std::size_t ioMsgLength, const char *sourceFile,
|
|
int sourceLine) {
|
|
static_assert(sizeof(INT) >= sizeof(ExternalUnit),
|
|
"only intended to be used when the INT to ExternalUnit conversion is "
|
|
"narrowing");
|
|
if (unit != static_cast<ExternalUnit>(unit)) {
|
|
Terminator oom{sourceFile, sourceLine};
|
|
IoErrorHandler errorHandler{oom};
|
|
if (handleError) {
|
|
errorHandler.HasIoStat();
|
|
if (ioMsg) {
|
|
errorHandler.HasIoMsg();
|
|
}
|
|
}
|
|
// Only provide the bad unit number in the message if SignalError can print
|
|
// it accurately. Otherwise, the generic IostatUnitOverflow message will be
|
|
// used.
|
|
if (static_cast<std::intmax_t>(unit) == unit) {
|
|
errorHandler.SignalError(IostatUnitOverflow,
|
|
"UNIT number %jd is out of range", static_cast<std::intmax_t>(unit));
|
|
} else {
|
|
errorHandler.SignalError(IostatUnitOverflow);
|
|
}
|
|
if (ioMsg) {
|
|
errorHandler.GetIoMsg(ioMsg, ioMsgLength);
|
|
}
|
|
return static_cast<enum Iostat>(errorHandler.GetIoStat());
|
|
}
|
|
return IostatOk;
|
|
}
|
|
|
|
enum Iostat IONAME(CheckUnitNumberInRange64)(std::int64_t unit,
|
|
bool handleError, char *ioMsg, std::size_t ioMsgLength,
|
|
const char *sourceFile, int sourceLine) {
|
|
return CheckUnitNumberInRangeImpl(
|
|
unit, handleError, ioMsg, ioMsgLength, sourceFile, sourceLine);
|
|
}
|
|
|
|
#ifdef __SIZEOF_INT128__
|
|
enum Iostat IONAME(CheckUnitNumberInRange128)(common::int128_t unit,
|
|
bool handleError, char *ioMsg, std::size_t ioMsgLength,
|
|
const char *sourceFile, int sourceLine) {
|
|
return CheckUnitNumberInRangeImpl(
|
|
unit, handleError, ioMsg, ioMsgLength, sourceFile, sourceLine);
|
|
}
|
|
#endif
|
|
|
|
} // namespace Fortran::runtime::io
|