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https://github.com/taglib/taglib.git
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108 lines
2.2 KiB
C++
108 lines
2.2 KiB
C++
#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#ifdef _WIN32
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#include <windows.h>
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#else
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#include <unistd.h>
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#include <fcntl.h>
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#include <sys/fcntl.h>
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#include <sys/stat.h>
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <string>
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#include <fstream>
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using namespace std;
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inline string testFilePath(const string &filename)
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{
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return string(TESTS_DIR "data/") + filename;
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}
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#define TEST_FILE_PATH_C(f) testFilePath(f).c_str()
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inline string copyFile(const string &filename, const string &ext)
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{
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char *newname_c = tempnam(NULL, NULL);
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string newname = string(newname_c) + ext;
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free(newname_c);
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string oldname = testFilePath(filename) + ext;
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#ifdef _WIN32
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CopyFileA(oldname.c_str(), newname.c_str(), FALSE);
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SetFileAttributesA(newname.c_str(), GetFileAttributesA(newname.c_str()) & ~FILE_ATTRIBUTE_READONLY);
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#else
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char buffer[4096];
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int bytes;
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int inf = open(oldname.c_str(), O_RDONLY);
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int outf = open(newname.c_str(), O_CREAT | O_EXCL | O_RDWR, S_IRUSR | S_IWUSR);
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while((bytes = read(inf, buffer, sizeof(buffer))) > 0)
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write(outf, buffer, bytes);
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close(outf);
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close(inf);
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#endif
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return newname;
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}
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inline void deleteFile(const string &filename)
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{
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remove(filename.c_str());
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}
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inline bool fileEqual(const string &filename1, const string &filename2)
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{
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char buf1[BUFSIZ];
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char buf2[BUFSIZ];
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ifstream stream1(filename1.c_str(), ios_base::in | ios_base::binary);
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ifstream stream2(filename2.c_str(), ios_base::in | ios_base::binary);
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if(!stream1 && !stream2) return true;
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if(!stream1 || !stream2) return false;
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for(;;)
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{
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stream1.read(buf1, BUFSIZ);
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stream2.read(buf2, BUFSIZ);
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streamsize n1 = stream1.gcount();
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streamsize n2 = stream2.gcount();
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if(n1 != n2) return false;
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if(n1 == 0) break;
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if(memcmp(buf1, buf2, n1) != 0) return false;
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}
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return stream1.good() == stream2.good();
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}
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class ScopedFileCopy
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{
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public:
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ScopedFileCopy(const string &filename, const string &ext, bool deleteFile=true)
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{
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m_deleteFile = deleteFile;
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m_filename = copyFile(filename, ext);
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}
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~ScopedFileCopy()
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{
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if(m_deleteFile)
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deleteFile(m_filename);
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}
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string fileName()
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{
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return m_filename;
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}
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private:
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bool m_deleteFile;
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string m_filename;
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};
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