1 /* 2 * Copyright (c) 2014, 2019, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 #include "PlatformDefs.h" 27 #include "FilePath.h" 28 29 #include <algorithm> 30 #include <list> 31 #include <sys/stat.h> 32 33 bool FilePath::FileExists(const TString FileName) { 34 bool result = false; 35 struct stat buf; 36 37 if ((stat(StringToFileSystemString(FileName), &buf) == 0) && 38 (S_ISREG(buf.st_mode) != 0)) { 39 result = true; 40 } 41 42 return result; 43 } 44 45 bool FilePath::DirectoryExists(const TString DirectoryName) { 46 bool result = false; 47 48 struct stat buf; 49 50 if ((stat(StringToFileSystemString(DirectoryName), &buf) == 0) && 51 (S_ISDIR(buf.st_mode) != 0)) { 52 result = true; 53 } 54 55 return result; 56 } 57 58 bool FilePath::DeleteFile(const TString FileName) { 59 bool result = false; 60 61 if (FileExists(FileName) == true) { 62 if (unlink(StringToFileSystemString(FileName)) == 0) { 63 result = true; 64 } 65 } 66 67 return result; 68 } 69 70 bool FilePath::DeleteDirectory(const TString DirectoryName) { 71 bool result = false; 72 73 if (DirectoryExists(DirectoryName) == true) { 74 if (unlink(StringToFileSystemString(DirectoryName)) == 0) { 75 result = true; 76 } 77 } 78 79 return result; 80 } 81 82 TString FilePath::IncludeTrailingSeparator(const TString value) { 83 TString result = value; 84 85 if (value.size() > 0) { 86 TString::iterator i = result.end(); 87 i--; 88 89 if (*i != TRAILING_PATHSEPARATOR) { 90 result += TRAILING_PATHSEPARATOR; 91 } 92 } 93 94 return result; 95 } 96 97 TString FilePath::IncludeTrailingSeparator(const char* value) { 98 TString lvalue = PlatformString(value).toString(); 99 return IncludeTrailingSeparator(lvalue); 100 } 101 102 TString FilePath::IncludeTrailingSeparator(const wchar_t* value) { 103 TString lvalue = PlatformString(value).toString(); 104 return IncludeTrailingSeparator(lvalue); 105 } 106 107 TString FilePath::ExtractFilePath(TString Path) { 108 return dirname(StringToFileSystemString(Path)); 109 } 110 111 TString FilePath::ExtractFileExt(TString Path) { 112 TString result; 113 size_t dot = Path.find_last_of('.'); 114 115 if (dot != TString::npos) { 116 result = Path.substr(dot, Path.size() - dot); 117 } 118 119 return result; 120 } 121 122 TString FilePath::ExtractFileName(TString Path) { 123 return basename(StringToFileSystemString(Path)); 124 } 125 126 TString FilePath::ChangeFileExt(TString Path, TString Extension) { 127 TString result; 128 size_t dot = Path.find_last_of('.'); 129 130 if (dot != TString::npos) { 131 result = Path.substr(0, dot) + Extension; 132 } 133 134 if (result.empty() == true) { 135 result = Path; 136 } 137 138 return result; 139 } 140 141 TString FilePath::FixPathForPlatform(TString Path) { 142 TString result = Path; 143 std::replace(result.begin(), result.end(), 144 BAD_TRAILING_PATHSEPARATOR, TRAILING_PATHSEPARATOR); 145 return result; 146 } 147 148 TString FilePath::FixPathSeparatorForPlatform(TString Path) { 149 TString result = Path; 150 std::replace(result.begin(), result.end(), 151 BAD_PATH_SEPARATOR, PATH_SEPARATOR); 152 return result; 153 } 154 155 TString FilePath::PathSeparator() { 156 TString result; 157 result = PATH_SEPARATOR; 158 return result; 159 } 160 161 bool FilePath::CreateDirectory(TString Path, bool ownerOnly) { 162 bool result = false; 163 164 std::list<TString> paths; 165 TString lpath = Path; 166 167 while (lpath.empty() == false && DirectoryExists(lpath) == false) { 168 paths.push_front(lpath); 169 lpath = ExtractFilePath(lpath); 170 } 171 172 for (std::list<TString>::iterator iterator = paths.begin(); 173 iterator != paths.end(); iterator++) { 174 lpath = *iterator; 175 176 mode_t mode = S_IRWXU; 177 if (!ownerOnly) { 178 mode |= S_IRWXG | S_IROTH | S_IXOTH; 179 } 180 if (mkdir(StringToFileSystemString(lpath), mode) == 0) { 181 result = true; 182 } else { 183 result = false; 184 break; 185 } 186 } 187 188 return result; 189 } 190 191 void FilePath::ChangePermissions(TString FileName, bool ownerOnly) { 192 mode_t mode = S_IRWXU; 193 if (!ownerOnly) { 194 mode |= S_IRWXG | S_IROTH | S_IXOTH; 195 } 196 chmod(FileName.data(), mode); 197 }