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File: [Pegasus] / pegasus / src / utils / mu / FilesUnix.cpp
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Revision: 1.6, Sat Feb 5 23:01:40 2005 UTC (19 years, 5 months ago) by karl Branch: MAIN CVS Tags: STABLE, RELEASE_2_5_0-RC1, RELEASE_2_5_0, PEP244_ServerProfile-root, PEP244_ServerProfile-branch, PEP233_EmbeddedInstSupport-root, PEP217_PRE_BRANCH, PEP217_POST_BRANCH, PEP217_BRANCH, PEP214ROOT, PEP214BRANCH, PEP214-root, PEP214-branch, PEP-214B-root, PEGASUS_2_5_0_PerformanceDev-string-end, PEGASUS_2_5_0_PerformanceDev-rootlt, PEGASUS_2_5_0_PerformanceDev-root, PEGASUS_2_5_0_PerformanceDev-r2, PEGASUS_2_5_0_PerformanceDev-r1, PEGASUS_2_5_0_PerformanceDev-lit-end, PEGASUS_2_5_0_PerformanceDev-buffer-end, PEGASUS_2_5_0_PerformanceDev-branch, PEGASUS_2_5_0_PerformanceDev-AtomicInt-branch, PEG25_IBM_5_16_05, NPEGASUS_2_5_0_PerformanceDev-String-root, NNPEGASUS_2_5_0_PerformanceDev-String-branch, BUG_4225_PERFORMANCE_VERSION_1_DONE Branch point for: PEP233_EmbeddedInstSupport-branch Changes since 1.5: +3 -1 lines BUG#: 2656 TITLE: License statement update to 2005 DESCRIPTION: All .h, .cpp and the wql, cql, compile *.l and *.y files along with the .java files in providermanager2/jmpi updated to use the license statement in doc/license.txt Tested on windows and visual test of all diffs. |
//%2005//////////////////////////////////////////////////////////////////////// // // Copyright (c) 2000, 2001, 2002 BMC Software; Hewlett-Packard Development // Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems. // Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L.P.; // IBM Corp.; EMC Corporation, The Open Group. // Copyright (c) 2004 BMC Software; Hewlett-Packard Development Company, L.P.; // IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group. // Copyright (c) 2005 Hewlett-Packard Development Company, L.P.; IBM Corp.; // EMC Corporation; VERITAS Software Corporation; The Open Group. // // Permission is hereby granted, free of charge, to any person obtaining a copy // of this software and associated documentation files (the "Software"), to // deal in the Software without restriction, including without limitation the // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or // sell copies of the Software, and to permit persons to whom the Software is // furnished to do so, subject to the following conditions: // // THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN // ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED // "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT // LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR // PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. // //============================================================================== // // Author: Michael E. Brasher // //%============================================================================= #include <iostream> #include <fstream> #include <cstdio> #include "Config.h" #include <unistd.h> #include <sys/types.h> #include <sys/stat.h> #include <utime.h> #include <dirent.h> #include <fcntl.h> #include "Files.h" bool GetCwd(string& path) { char tmp[4096]; getcwd(tmp, sizeof(tmp)); path = tmp; return true; } bool ChangeDir(const string& path) { return chdir(path.c_str()) == 0; } bool RemoveDir(const string& path) { return rmdir(path.c_str()) == 0; } bool RemoveFile(const string& path) { return unlink(path.c_str()) == 0; } bool MakeDir(const string& path) { return mkdir(path.c_str(), 0777) == 0; } bool GetDirEntries(const string& path, vector<string>& filenames) { filenames.erase(filenames.begin(), filenames.end()); DIR* dir = opendir(path.c_str()); if (!dir) return false; for (dirent* entry = readdir(dir); entry; entry = readdir(dir)) { string name = entry->d_name; if (name != "." && name != "..") filenames.push_back(name); } closedir(dir); return true; } bool TouchFile(const string& path) { if (IsDir(path)) return false; // Get file-size: struct stat sbuf; // If file does not exist: if (stat(path.c_str(), &sbuf) != 0) { int fd = open(path.c_str(), O_WRONLY | O_CREAT, 0666); if (fd < 0) return false; close(fd); return true; } // File does exist: size_t size = sbuf.st_size; if (size == 0) { // Open file: int fd = open(path.c_str(), O_RDWR, 0666); if (fd < 0) return false; char c = '\0'; // Write one byte: if (write(fd, &c, sizeof(char)) != 1) return false; // Truncate back to zero size: if (ftruncate(fd, size) < 0) return false; // Close the file: close(fd); return true; } else { // Open the file: int fd = open(path.c_str(), O_RDWR, 0666); if (fd < 0) return false; // Read first character, rewind, then rewrite it: char c; if (read(fd, &c, sizeof(char)) != 1) return false; if (lseek(fd, 0, SEEK_SET) < 0) return false; if (write(fd, &c, sizeof(char)) != 1) return false; // Truncate file to force mod of times: if (ftruncate(fd, size) < 0) return false; close(fd); } return true; } bool GetFileSize(const string& path, size_t& size) { struct stat st; if (stat(path.c_str(), &st) != 0) return false; size = (size_t)(st.st_size); return true; } bool Exists(const string& path) { return access(path.c_str(), F_OK) == 0; } bool Readable(const string& path) { return access(path.c_str(), R_OK) == 0; } bool Writable(const string& path) { return access(path.c_str(), W_OK) == 0; } bool IsDir(const string& path) { struct stat st; return stat(path.c_str(), &st) == 0 && S_ISDIR(st.st_mode); }
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