mirror of
https://github.com/yhirose/cpp-peglib.git
synced 2024-12-22 20:05:31 +00:00
Added peglint.
This commit is contained in:
yhirose
parent
e8b933ff8c
commit
9c9c03346b
15
lint/Makefile
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15
lint/Makefile
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USE_CLANG = 1
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ifdef USE_CLANG
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CC = clang++
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CFLAGS = -std=c++1y -stdlib=libc++ -g
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else
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CC = g++
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CFLAGS = -std=c++1y -g
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endif
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all: peglint
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peglint : peglint.cc ../peglib.h
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$(CC) -o peglint $(CFLAGS) -I.. peglint.cc
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149
lint/mmap.h
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149
lint/mmap.h
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#ifndef _MMAP_H_
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#define _MMAP_H_
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#if defined(_MSC_VER)
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#include <windows.h>
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#else
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#include <fcntl.h>
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#include <unistd.h>
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#include <sys/mman.h>
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#include <sys/stat.h>
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#endif
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class MemoryMappedFile
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{
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public:
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MemoryMappedFile(const char* path);
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~MemoryMappedFile();
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bool is_open() const;
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size_t size() const;
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const char* data() const;
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private:
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void cleanup();
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#if defined(_MSC_VER)
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HANDLE hFile_;
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HANDLE hMapping_;
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#else
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int fd_;
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#endif
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size_t size_;
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void* addr_;
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};
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#if defined(_MSC_VER)
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#define MAP_FAILED NULL
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#endif
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inline MemoryMappedFile::MemoryMappedFile(const char* path)
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#if defined(_MSC_VER)
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: hFile_(NULL)
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, hMapping_(NULL)
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#else
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: fd_(-1)
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#endif
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, size_(0)
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, addr_(MAP_FAILED)
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{
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#if defined(_MSC_VER)
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hFile_ = ::CreateFileA(
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path,
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GENERIC_READ,
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FILE_SHARE_READ,
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NULL,
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OPEN_EXISTING,
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FILE_ATTRIBUTE_NORMAL,
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NULL);
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if (hFile_ == INVALID_HANDLE_VALUE) {
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std::runtime_error("");
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}
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size_ = ::GetFileSize(hFile_, NULL);
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hMapping_ = ::CreateFileMapping(hFile_, NULL, PAGE_READONLY, 0, 0, NULL);
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if (hMapping_ == NULL) {
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cleanup();
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std::runtime_error("");
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}
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addr_ = ::MapViewOfFile(hMapping_, FILE_MAP_READ, 0, 0, 0);
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#else
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fd_ = open(path, O_RDONLY);
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if (fd_ == -1) {
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std::runtime_error("");
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}
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struct stat sb;
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if (fstat(fd_, &sb) == -1) {
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cleanup();
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std::runtime_error("");
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}
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size_ = sb.st_size;
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addr_ = mmap(NULL, size_, PROT_READ, MAP_PRIVATE, fd_, 0);
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#endif
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if (addr_ == MAP_FAILED) {
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cleanup();
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std::runtime_error("");
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}
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}
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inline MemoryMappedFile::~MemoryMappedFile()
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{
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cleanup();
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}
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inline bool MemoryMappedFile::is_open() const
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{
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return addr_ != MAP_FAILED;
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}
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inline size_t MemoryMappedFile::size() const
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{
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return size_;
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}
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inline const char* MemoryMappedFile::data() const
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{
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return (const char*)addr_;
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}
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inline void MemoryMappedFile::cleanup()
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{
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#if defined(_MSC_VER)
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if (addr_) {
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::UnmapViewOfFile(addr_);
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addr_ = MAP_FAILED;
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}
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if (hMapping_) {
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::CloseHandle(hMapping_);
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hMapping_ = NULL;
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}
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if (hFile_ != INVALID_HANDLE_VALUE) {
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::CloseHandle(hFile_);
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hFile_ = INVALID_HANDLE_VALUE;
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}
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#else
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if (addr_ != MAP_FAILED) {
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munmap(addr_, size_);
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addr_ = MAP_FAILED;
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}
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if (fd_ != -1) {
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close(fd_);
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fd_ = -1;
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}
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#endif
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}
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#endif // _MMAP_H_
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// vim: et ts=4 sw=4 cin cino={1s ff=unix
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65
lint/peglint.cc
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65
lint/peglint.cc
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//
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// peglint.cc
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//
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// Copyright (c) 2015 Yuji Hirose. All rights reserved.
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// MIT License
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//
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#include <peglib.h>
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#include <iostream>
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#include "mmap.h"
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using namespace peglib;
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using namespace std;
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int main(int argc, const char** argv)
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{
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if (argc < 2 || string("--help") == argv[1]) {
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cerr << "usage: peglint [grammar file path] [source file path]" << endl;
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return 1;
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}
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// Check PEG grammar
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cerr << "checking grammar file..." << endl;
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MemoryMappedFile syntax(argv[1]);
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if (!syntax.is_open()) {
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cerr << "can't open the grammar file." << endl;
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return -1;
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}
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auto parser = make_parser(syntax.data(), syntax.size(), [](size_t ln, size_t col, const string& msg) {
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cerr << ln << ":" << col << ": " << msg << endl;
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});
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if (parser) {
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cerr << "success" << endl;
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} else {
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cerr << "invalid grammar file." << endl;
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return -1;
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}
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if (argc < 3) {
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return 0;
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}
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// Check source
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cerr << "checking source file..." << endl;
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MemoryMappedFile source(argv[2]);
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if (!source.is_open()) {
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cerr << "can't open the source file." << endl;
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return -1;
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}
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auto m = parser.lint(source.data(), source.size());
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if (m.ret) {
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cerr << "success" << endl;
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} else {
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auto info = line_info(source.data(), m.ptr);
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cerr << info.first << ":" << info.second << ": syntax error" << endl;
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}
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}
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// vim: et ts=4 sw=4 cin cino={1s ff=unix
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26
lint/peglint.sln
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26
lint/peglint.sln
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Microsoft Visual Studio Solution File, Format Version 12.00
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# Visual Studio 2013
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VisualStudioVersion = 12.0.31101.0
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MinimumVisualStudioVersion = 10.0.40219.1
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Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "peglint", "peglint.vcxproj", "{F85B641A-7538-4809-8175-C528FF632CF6}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Win32 = Debug|Win32
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Release|Win32 = Release|Win32
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EndGlobalSection
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GlobalSection(ProjectConfigurationPlatforms) = postSolution
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{F85B641A-7538-4809-8175-C528FF632CF6}.Debug|Win32.ActiveCfg = Debug|Win32
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{F85B641A-7538-4809-8175-C528FF632CF6}.Debug|Win32.Build.0 = Debug|Win32
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{F85B641A-7538-4809-8175-C528FF632CF6}.Release|Win32.ActiveCfg = Release|Win32
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{F85B641A-7538-4809-8175-C528FF632CF6}.Release|Win32.Build.0 = Release|Win32
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{1D09607B-E1C0-4D62-8AB4-9E2D2C2DC6E4}.Debug|Win32.ActiveCfg = Debug|Win32
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{1D09607B-E1C0-4D62-8AB4-9E2D2C2DC6E4}.Debug|Win32.Build.0 = Debug|Win32
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{1D09607B-E1C0-4D62-8AB4-9E2D2C2DC6E4}.Release|Win32.ActiveCfg = Release|Win32
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{1D09607B-E1C0-4D62-8AB4-9E2D2C2DC6E4}.Release|Win32.Build.0 = Release|Win32
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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EndGlobalSection
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EndGlobal
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99
lint/peglint.vcxproj
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99
lint/peglint.vcxproj
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<?xml version="1.0" encoding="utf-8"?>
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<Project DefaultTargets="Build" ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<ItemGroup Label="ProjectConfigurations">
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<ProjectConfiguration Include="Debug|Win32">
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<Configuration>Debug</Configuration>
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<Platform>Win32</Platform>
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</ProjectConfiguration>
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<ProjectConfiguration Include="Release|Win32">
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<Configuration>Release</Configuration>
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<Platform>Win32</Platform>
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</ProjectConfiguration>
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</ItemGroup>
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<ItemGroup>
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<ClInclude Include="..\peglib.h" />
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<ClInclude Include="mmap.h" />
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</ItemGroup>
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<ItemGroup>
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<ClCompile Include="peglint.cc" />
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</ItemGroup>
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<ItemGroup>
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<None Include="test.peg" />
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</ItemGroup>
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<ItemGroup>
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<Text Include="test.txt" />
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</ItemGroup>
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<PropertyGroup Label="Globals">
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<ProjectGuid>{F85B641A-7538-4809-8175-C528FF632CF6}</ProjectGuid>
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<Keyword>Win32Proj</Keyword>
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<RootNamespace>sample</RootNamespace>
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<ProjectName>peglint</ProjectName>
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</PropertyGroup>
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<Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
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<ConfigurationType>Application</ConfigurationType>
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<UseDebugLibraries>true</UseDebugLibraries>
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<CharacterSet>Unicode</CharacterSet>
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<PlatformToolset>v120</PlatformToolset>
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</PropertyGroup>
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
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<ConfigurationType>Application</ConfigurationType>
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<UseDebugLibraries>false</UseDebugLibraries>
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<WholeProgramOptimization>true</WholeProgramOptimization>
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<CharacterSet>Unicode</CharacterSet>
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<PlatformToolset>v120</PlatformToolset>
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</PropertyGroup>
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<Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
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<ImportGroup Label="ExtensionSettings">
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</ImportGroup>
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<ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
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<Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
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</ImportGroup>
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<ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
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<Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
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</ImportGroup>
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<PropertyGroup Label="UserMacros" />
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
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<LinkIncremental>true</LinkIncremental>
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</PropertyGroup>
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
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<LinkIncremental>false</LinkIncremental>
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</PropertyGroup>
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<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
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<ClCompile>
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<PrecompiledHeader>
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</PrecompiledHeader>
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<WarningLevel>Level3</WarningLevel>
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<Optimization>Disabled</Optimization>
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<PreprocessorDefinitions>WIN32;_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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<AdditionalIncludeDirectories>..</AdditionalIncludeDirectories>
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</ClCompile>
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<Link>
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<SubSystem>Console</SubSystem>
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<GenerateDebugInformation>true</GenerateDebugInformation>
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<AdditionalDependencies>Ws2_32.lib;%(AdditionalDependencies)</AdditionalDependencies>
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</Link>
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</ItemDefinitionGroup>
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<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
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<ClCompile>
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<WarningLevel>Level3</WarningLevel>
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<PrecompiledHeader>
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</PrecompiledHeader>
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<Optimization>MaxSpeed</Optimization>
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<FunctionLevelLinking>true</FunctionLevelLinking>
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<IntrinsicFunctions>true</IntrinsicFunctions>
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<PreprocessorDefinitions>WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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<AdditionalIncludeDirectories>..</AdditionalIncludeDirectories>
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</ClCompile>
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<Link>
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<SubSystem>Console</SubSystem>
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<GenerateDebugInformation>true</GenerateDebugInformation>
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<EnableCOMDATFolding>true</EnableCOMDATFolding>
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<OptimizeReferences>true</OptimizeReferences>
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<AdditionalDependencies>Ws2_32.lib;%(AdditionalDependencies)</AdditionalDependencies>
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</Link>
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</ItemDefinitionGroup>
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<Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
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<ImportGroup Label="ExtensionTargets">
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</ImportGroup>
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</Project>
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