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352d347aa5
Updated CMake files accordingly, using better regex Updated license headers to match new extension and fit within 80 columns Updated other comments within files that referred to the old extension Original-commit: flang-compiler/f18@ae7721e611 Reviewed-on: https://github.com/flang-compiler/f18/pull/958
52 lines
1.4 KiB
C++
52 lines
1.4 KiB
C++
//===-- runtime/tools.cpp ---------------------------------------*- C++ -*-===//
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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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#include "tools.h"
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#include <cstring>
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namespace Fortran::runtime {
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OwningPtr<char> SaveDefaultCharacter(
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const char *s, std::size_t length, Terminator &terminator) {
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if (s) {
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auto *p{static_cast<char *>(AllocateMemoryOrCrash(terminator, length + 1))};
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std::memcpy(p, s, length);
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p[length] = '\0';
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return OwningPtr<char>{p};
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} else {
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return OwningPtr<char>{};
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}
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}
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static bool CaseInsensitiveMatch(
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const char *value, std::size_t length, const char *possibility) {
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for (; length-- > 0; ++value, ++possibility) {
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char ch{*value};
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if (ch >= 'a' && ch <= 'z') {
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ch += 'A' - 'a';
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}
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if (*possibility == '\0' || ch != *possibility) {
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return false;
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}
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}
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return *possibility == '\0';
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}
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int IdentifyValue(
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const char *value, std::size_t length, const char *possibilities[]) {
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if (value) {
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for (int j{0}; possibilities[j]; ++j) {
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if (CaseInsensitiveMatch(value, length, possibilities[j])) {
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return j;
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}
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}
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}
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return -1;
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}
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}
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