FileSpec.cpp revision 5f54ac373b119a4c6693e4875c48aa761fba0c86
124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//===-- FileSpec.cpp --------------------------------------------*- C++ -*-===// 224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// 324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// The LLVM Compiler Infrastructure 424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// 524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// This file is distributed under the University of Illinois Open Source 624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// License. See LICENSE.TXT for details. 724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// 824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//===----------------------------------------------------------------------===// 924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 1024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 1152fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton#include <dirent.h> 1224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner#include <fcntl.h> 1324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner#include <libgen.h> 1424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner#include <sys/stat.h> 1590df56354288b44e5b6c2844c52f1e0eefd5509bGreg Clayton#include <string.h> 16a39fa4b8c67886e0d7df0752fe176ad7723e305fJim Ingham#include <fstream> 178da92a74478ff2465e092aea92ce29ad7ad6ddddGreg Clayton 18a39fa4b8c67886e0d7df0752fe176ad7723e305fJim Ingham#include "lldb/Host/Config.h" // Have to include this before we test the define... 1914ef59fe5728d862c040cf5a6b99c384229a34eeGreg Clayton#ifdef LLDB_CONFIG_TILDE_RESOLVES_TO_USER 20a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham#include <pwd.h> 218da92a74478ff2465e092aea92ce29ad7ad6ddddGreg Clayton#endif 2224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 23e9ca3a4130bfb76765256549e01c759da8ec2f1dCaroline Tice#include "llvm/ADT/StringRef.h" 2422defe8b06df5b1f09b53bda255ef07513abc04cGreg Clayton#include "llvm/Support/Path.h" 2522defe8b06df5b1f09b53bda255ef07513abc04cGreg Clayton#include "llvm/Support/Program.h" 26e9ca3a4130bfb76765256549e01c759da8ec2f1dCaroline Tice 275f54ac373b119a4c6693e4875c48aa761fba0c86Greg Clayton#include "lldb/Host/FileSpec.h" 2824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner#include "lldb/Core/DataBufferHeap.h" 2924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner#include "lldb/Core/DataBufferMemoryMap.h" 3024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner#include "lldb/Core/Stream.h" 31eddffe93d2c9ebb575e7b03fe1c5e71f9ecaf9f1Caroline Tice#include "lldb/Host/Host.h" 3252fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton#include "lldb/Utility/CleanUp.h" 3324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 3424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerusing namespace lldb; 3524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerusing namespace lldb_private; 3624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerusing namespace std; 3724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 3824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerstatic bool 3924943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerGetFileStats (const FileSpec *file_spec, struct stat *stats_ptr) 4024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 4124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner char resolved_path[PATH_MAX]; 4224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (file_spec->GetPath(&resolved_path[0], sizeof(resolved_path))) 4324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return ::stat (resolved_path, stats_ptr) == 0; 4424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return false; 4524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 4624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 4714ef59fe5728d862c040cf5a6b99c384229a34eeGreg Clayton#ifdef LLDB_CONFIG_TILDE_RESOLVES_TO_USER 488da92a74478ff2465e092aea92ce29ad7ad6ddddGreg Clayton 4924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerstatic const char* 5024943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerGetCachedGlobTildeSlash() 5124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 5224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner static std::string g_tilde; 5324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (g_tilde.empty()) 5424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 55a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham struct passwd *user_entry; 56a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham user_entry = getpwuid(geteuid()); 57a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham if (user_entry != NULL) 58a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham g_tilde = user_entry->pw_dir; 59a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham 6024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (g_tilde.empty()) 6124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return NULL; 6224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 6324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return g_tilde.c_str(); 6424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 6524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 66a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham// Resolves the username part of a path of the form ~user/other/directories, and 67a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham// writes the result into dst_path. 68a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham// Returns 0 if there WAS a ~ in the path but the username couldn't be resolved. 69a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham// Otherwise returns the number of characters copied into dst_path. If the return 70a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham// is >= dst_len, then the resolved path is too long... 7154e7afa84d945f9137f9372ecde432f9e1a702fcGreg Claytonsize_t 72a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim InghamFileSpec::ResolveUsername (const char *src_path, char *dst_path, size_t dst_len) 73a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham{ 74a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham char user_home[PATH_MAX]; 75a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham const char *user_name; 76a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham 77a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham if (src_path == NULL || src_path[0] == '\0') 78a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham return 0; 79b1a9862ba1ceb219b6042ff3f8c6ff591867ae26Greg Clayton 80a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham // If there's no ~, then just copy src_path straight to dst_path (they may be the same string...) 81a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham if (src_path[0] != '~') 82a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham { 8354e7afa84d945f9137f9372ecde432f9e1a702fcGreg Clayton size_t len = strlen (src_path); 84a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham if (len >= dst_len) 85a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham { 86b1a9862ba1ceb219b6042ff3f8c6ff591867ae26Greg Clayton ::bcopy (src_path, dst_path, dst_len - 1); 87b1a9862ba1ceb219b6042ff3f8c6ff591867ae26Greg Clayton dst_path[dst_len] = '\0'; 88a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham } 89a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham else 90b1a9862ba1ceb219b6042ff3f8c6ff591867ae26Greg Clayton ::bcopy (src_path, dst_path, len + 1); 91b1a9862ba1ceb219b6042ff3f8c6ff591867ae26Greg Clayton 92a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham return len; 93a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham } 94a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham 959c3cfe397d6040a46677e201c2682cc2a5163fe9Eli Friedman const char *first_slash = ::strchr (src_path, '/'); 96a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham char remainder[PATH_MAX]; 97a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham 98a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham if (first_slash == NULL) 99a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham { 100a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham // The whole name is the username (minus the ~): 101a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham user_name = src_path + 1; 102a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham remainder[0] = '\0'; 103a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham } 104a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham else 105a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham { 106a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham int user_name_len = first_slash - src_path - 1; 107b1a9862ba1ceb219b6042ff3f8c6ff591867ae26Greg Clayton ::memcpy (user_home, src_path + 1, user_name_len); 108a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham user_home[user_name_len] = '\0'; 109a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham user_name = user_home; 110a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham 111b1a9862ba1ceb219b6042ff3f8c6ff591867ae26Greg Clayton ::strcpy (remainder, first_slash); 112a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham } 113b1a9862ba1ceb219b6042ff3f8c6ff591867ae26Greg Clayton 114a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham if (user_name == NULL) 115a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham return 0; 116a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham // User name of "" means the current user... 117a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham 118a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham struct passwd *user_entry; 11954e7afa84d945f9137f9372ecde432f9e1a702fcGreg Clayton const char *home_dir = NULL; 120a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham 121a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham if (user_name[0] == '\0') 122a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham { 123a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham home_dir = GetCachedGlobTildeSlash(); 124a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham } 125a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham else 126a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham { 127b1a9862ba1ceb219b6042ff3f8c6ff591867ae26Greg Clayton user_entry = ::getpwnam (user_name); 128a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham if (user_entry != NULL) 129a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham home_dir = user_entry->pw_dir; 130a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham } 131a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham 132a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham if (home_dir == NULL) 133a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham return 0; 134a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham else 135a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham return ::snprintf (dst_path, dst_len, "%s%s", home_dir, remainder); 136a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham} 13714ef59fe5728d862c040cf5a6b99c384229a34eeGreg Clayton#endif // #ifdef LLDB_CONFIG_TILDE_RESOLVES_TO_USER 138a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham 13954e7afa84d945f9137f9372ecde432f9e1a702fcGreg Claytonsize_t 14024943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::Resolve (const char *src_path, char *dst_path, size_t dst_len) 14124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 14224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (src_path == NULL || src_path[0] == '\0') 14324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return 0; 14424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 14524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // Glob if needed for ~/, otherwise copy in case src_path is same as dst_path... 14624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner char unglobbed_path[PATH_MAX]; 14714ef59fe5728d862c040cf5a6b99c384229a34eeGreg Clayton#ifdef LLDB_CONFIG_TILDE_RESOLVES_TO_USER 148a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham if (src_path[0] == '~') 149a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham { 15054e7afa84d945f9137f9372ecde432f9e1a702fcGreg Clayton size_t return_count = ResolveUsername(src_path, unglobbed_path, sizeof(unglobbed_path)); 151a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham 152a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham // If we couldn't find the user referred to, or the resultant path was too long, 153a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham // then just copy over the src_path. 154a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham if (return_count == 0 || return_count >= sizeof(unglobbed_path)) 155a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham ::snprintf (unglobbed_path, sizeof(unglobbed_path), "%s", src_path); 156a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham } 15724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner else 15814ef59fe5728d862c040cf5a6b99c384229a34eeGreg Clayton#endif // #ifdef LLDB_CONFIG_TILDE_RESOLVES_TO_USER 1598da92a74478ff2465e092aea92ce29ad7ad6ddddGreg Clayton { 1608da92a74478ff2465e092aea92ce29ad7ad6ddddGreg Clayton ::snprintf(unglobbed_path, sizeof(unglobbed_path), "%s", src_path); 1618da92a74478ff2465e092aea92ce29ad7ad6ddddGreg Clayton } 16224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 16324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // Now resolve the path if needed 16424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner char resolved_path[PATH_MAX]; 16524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (::realpath (unglobbed_path, resolved_path)) 16624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 16724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // Success, copy the resolved path 16824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return ::snprintf(dst_path, dst_len, "%s", resolved_path); 16924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 17024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner else 17124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 17224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // Failed, just copy the unglobbed path 17324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return ::snprintf(dst_path, dst_len, "%s", unglobbed_path); 17424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 17524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 17624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 17724943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::FileSpec() : 17824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_directory(), 17924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_filename() 18024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 18124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 18224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 18324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 18424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Default constructor that can take an optional full path to a 18524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// file on disk. 18624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 187c4547c59f2e8390bdbf92484c851be06395b8e77Jim InghamFileSpec::FileSpec(const char *pathname, bool resolve_path) : 188c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham m_directory(), 189d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton m_filename(), 190d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton m_is_resolved(false) 191c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham{ 192c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham if (pathname && pathname[0]) 193c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham SetFile(pathname, resolve_path); 194c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham} 195c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham 196c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham//------------------------------------------------------------------ 19724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Copy constructor 19824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 19924943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::FileSpec(const FileSpec& rhs) : 20024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_directory (rhs.m_directory), 201d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton m_filename (rhs.m_filename), 202d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton m_is_resolved (rhs.m_is_resolved) 20324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 20424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 20524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 20624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 20724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Copy constructor 20824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 20924943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::FileSpec(const FileSpec* rhs) : 21024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_directory(), 21124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_filename() 21224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 21324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (rhs) 21424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner *this = *rhs; 21524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 21624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 21724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 21824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Virtual destrcuctor in case anyone inherits from this class. 21924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 22024943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::~FileSpec() 22124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 22224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 22324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 22424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 22524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Assignment operator. 22624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 22724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerconst FileSpec& 22824943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::operator= (const FileSpec& rhs) 22924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 23024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (this != &rhs) 23124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 23224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_directory = rhs.m_directory; 23324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_filename = rhs.m_filename; 234d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton m_is_resolved = rhs.m_is_resolved; 23524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 23624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return *this; 23724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 23824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 23924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 24024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Update the contents of this object with a new path. The path will 24124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// be split up into a directory and filename and stored as uniqued 24224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// string values for quick comparison and efficient memory usage. 24324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 24424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnervoid 245d6d806ceff943ca26c008f704013f18920685cfdGreg ClaytonFileSpec::SetFile (const char *pathname, bool resolve) 24624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 24724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_filename.Clear(); 24824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_directory.Clear(); 249d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton m_is_resolved = false; 25024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (pathname == NULL || pathname[0] == '\0') 25124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return; 25224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 25324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner char resolved_path[PATH_MAX]; 254c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham bool path_fit = true; 255c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham 256c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham if (resolve) 257c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham { 258c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham path_fit = (FileSpec::Resolve (pathname, resolved_path, sizeof(resolved_path)) < sizeof(resolved_path) - 1); 259d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton m_is_resolved = path_fit; 260c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham } 261c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham else 262c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham { 263d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // Copy the path because "basename" and "dirname" want to muck with the 264d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // path buffer 265d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton if (::strlen (pathname) > sizeof(resolved_path) - 1) 266c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham path_fit = false; 267c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham else 268d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton ::strcpy (resolved_path, pathname); 269c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham } 27024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 271c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham 272c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham if (path_fit) 27324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 27424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner char *filename = ::basename (resolved_path); 27524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (filename) 27624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 27724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_filename.SetCString (filename); 27824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // Truncate the basename off the end of the resolved path 27924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 28024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // Only attempt to get the dirname if it looks like we have a path 28124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (strchr(resolved_path, '/')) 28224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 28324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner char *directory = ::dirname (resolved_path); 28424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 28524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // Make sure we didn't get our directory resolved to "." without having 28624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // specified 28724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (directory) 28824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_directory.SetCString(directory); 28924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner else 29024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 29124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner char *last_resolved_path_slash = strrchr(resolved_path, '/'); 29224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (last_resolved_path_slash) 29324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 29424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner *last_resolved_path_slash = '\0'; 29524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_directory.SetCString(resolved_path); 29624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 29724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 29824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 29924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 30024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner else 30124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_directory.SetCString(resolved_path); 30224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 30324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 30424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 30524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//---------------------------------------------------------------------- 30624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Convert to pointer operator. This allows code to check any FileSpec 30724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// objects to see if they contain anything valid using code such as: 30824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// 30924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// if (file_spec) 31024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// {} 31124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//---------------------------------------------------------------------- 31224943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::operator 31324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnervoid*() const 31424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 31524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return (m_directory || m_filename) ? const_cast<FileSpec*>(this) : NULL; 31624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 31724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 31824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//---------------------------------------------------------------------- 31924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Logical NOT operator. This allows code to check any FileSpec 32024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// objects to see if they are invalid using code such as: 32124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// 32224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// if (!file_spec) 32324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// {} 32424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//---------------------------------------------------------------------- 32524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerbool 32624943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::operator!() const 32724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 32824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return !m_directory && !m_filename; 32924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 33024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 33124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 33224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Equal to operator 33324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 33424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerbool 33524943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::operator== (const FileSpec& rhs) const 33624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 337d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton if (m_filename == rhs.m_filename) 338d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton { 339d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton if (m_directory == rhs.m_directory) 340d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton return true; 341d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton 342d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // TODO: determine if we want to keep this code in here. 343d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // The code below was added to handle a case where we were 344d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // trying to set a file and line breakpoint and one path 345d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // was resolved, and the other not and the directory was 346d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // in a mount point that resolved to a more complete path: 347d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // "/tmp/a.c" == "/private/tmp/a.c". I might end up pulling 348d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // this out... 349d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton if (IsResolved() && rhs.IsResolved()) 350d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton { 351d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // Both paths are resolved, no need to look further... 352d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton return false; 353d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton } 354d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton 355d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton FileSpec resolved_lhs(*this); 356d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton 357d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // If "this" isn't resolved, resolve it 358d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton if (!IsResolved()) 359d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton { 360d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton if (resolved_lhs.ResolvePath()) 361d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton { 362d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // This path wasn't resolved but now it is. Check if the resolved 363d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // directory is the same as our unresolved directory, and if so, 364d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // we can mark this object as resolved to avoid more future resolves 365d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton m_is_resolved = (m_directory == resolved_lhs.m_directory); 366d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton } 367d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton else 368d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton return false; 369d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton } 370d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton 371d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton FileSpec resolved_rhs(rhs); 372d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton if (!rhs.IsResolved()) 373d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton { 374d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton if (resolved_rhs.ResolvePath()) 375d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton { 376d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // rhs's path wasn't resolved but now it is. Check if the resolved 377d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // directory is the same as rhs's unresolved directory, and if so, 378d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // we can mark this object as resolved to avoid more future resolves 379d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton rhs.m_is_resolved = (m_directory == resolved_rhs.m_directory); 380d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton } 381d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton else 382d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton return false; 383d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton } 384d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton 385d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // If we reach this point in the code we were able to resolve both paths 386d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // and since we only resolve the paths if the basenames are equal, then 387d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // we can just check if both directories are equal... 388d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton return resolved_lhs.GetDirectory() == resolved_rhs.GetDirectory(); 389d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton } 390d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton return false; 39124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 39224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 39324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 39424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Not equal to operator 39524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 39624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerbool 39724943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::operator!= (const FileSpec& rhs) const 39824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 399d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton return !(*this == rhs); 40024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 40124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 40224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 40324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Less than operator 40424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 40524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerbool 40624943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::operator< (const FileSpec& rhs) const 40724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 40824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return FileSpec::Compare(*this, rhs, true) < 0; 40924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 41024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 41124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 41224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Dump a FileSpec object to a stream 41324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 41424943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerStream& 41524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerlldb_private::operator << (Stream &s, const FileSpec& f) 41624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 41724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner f.Dump(&s); 41824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return s; 41924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 42024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 42124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 42224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Clear this object by releasing both the directory and filename 42324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// string values and making them both the empty string. 42424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 42524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnervoid 42624943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::Clear() 42724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 42824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_directory.Clear(); 42924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_filename.Clear(); 43024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 43124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 43224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 43324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Compare two FileSpec objects. If "full" is true, then both 43424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// the directory and the filename must match. If "full" is false, 43524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// then the directory names for "a" and "b" are only compared if 43624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// they are both non-empty. This allows a FileSpec object to only 43724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// contain a filename and it can match FileSpec objects that have 43824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// matching filenames with different paths. 43924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// 44024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Return -1 if the "a" is less than "b", 0 if "a" is equal to "b" 44124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// and "1" if "a" is greater than "b". 44224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 44324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerint 44424943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::Compare(const FileSpec& a, const FileSpec& b, bool full) 44524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 44624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner int result = 0; 44724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 44824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // If full is true, then we must compare both the directory and filename. 44924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 45024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // If full is false, then if either directory is empty, then we match on 45124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // the basename only, and if both directories have valid values, we still 45224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // do a full compare. This allows for matching when we just have a filename 45324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // in one of the FileSpec objects. 45424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 45524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (full || (a.m_directory && b.m_directory)) 45624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 45724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner result = ConstString::Compare(a.m_directory, b.m_directory); 45824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (result) 45924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return result; 46024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 46124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return ConstString::Compare (a.m_filename, b.m_filename); 46224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 46324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 46424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerbool 46524943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::Equal (const FileSpec& a, const FileSpec& b, bool full) 46624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 46724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (full) 46824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return a == b; 46924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner else 47024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return a.m_filename == b.m_filename; 47124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 47224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 47324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 47424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 47524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 47624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Dump the object to the supplied stream. If the object contains 47724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// a valid directory name, it will be displayed followed by a 47824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// directory delimiter, and the filename. 47924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 48024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnervoid 48124943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::Dump(Stream *s) const 48224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 48324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (m_filename) 48424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_directory.Dump(s, ""); // Provide a default for m_directory when we dump it in case it is invalid 48524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 48624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (m_directory) 48724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 48824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // If dirname was valid, then we need to print a slash between 48924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // the directory and the filename 49024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner s->PutChar('/'); 49124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 49224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_filename.Dump(s); 49324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 49424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 49524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 49624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Returns true if the file exists. 49724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 49824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerbool 49924943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::Exists () const 50024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 50124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner struct stat file_stats; 50224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return GetFileStats (this, &file_stats); 503eddffe93d2c9ebb575e7b03fe1c5e71f9ecaf9f1Caroline Tice} 504eddffe93d2c9ebb575e7b03fe1c5e71f9ecaf9f1Caroline Tice 505eddffe93d2c9ebb575e7b03fe1c5e71f9ecaf9f1Caroline Ticebool 506eddffe93d2c9ebb575e7b03fe1c5e71f9ecaf9f1Caroline TiceFileSpec::ResolveExecutableLocation () 507eddffe93d2c9ebb575e7b03fe1c5e71f9ecaf9f1Caroline Tice{ 508537a7a86687683fd403ce652d178fbc89e06ef9fGreg Clayton if (!m_directory) 509e9ca3a4130bfb76765256549e01c759da8ec2f1dCaroline Tice { 51027345db7bc4167078014798032137b0452f4cab9Greg Clayton const char *file_cstr = m_filename.GetCString(); 51127345db7bc4167078014798032137b0452f4cab9Greg Clayton if (file_cstr) 512e9ca3a4130bfb76765256549e01c759da8ec2f1dCaroline Tice { 51327345db7bc4167078014798032137b0452f4cab9Greg Clayton const std::string file_str (file_cstr); 51427345db7bc4167078014798032137b0452f4cab9Greg Clayton llvm::sys::Path path = llvm::sys::Program::FindProgramByName (file_str); 51527345db7bc4167078014798032137b0452f4cab9Greg Clayton const std::string &path_str = path.str(); 51627345db7bc4167078014798032137b0452f4cab9Greg Clayton llvm::StringRef dir_ref = llvm::sys::path::parent_path(path_str); 51727345db7bc4167078014798032137b0452f4cab9Greg Clayton //llvm::StringRef dir_ref = path.getDirname(); 51827345db7bc4167078014798032137b0452f4cab9Greg Clayton if (! dir_ref.empty()) 519e9ca3a4130bfb76765256549e01c759da8ec2f1dCaroline Tice { 52027345db7bc4167078014798032137b0452f4cab9Greg Clayton // FindProgramByName returns "." if it can't find the file. 52127345db7bc4167078014798032137b0452f4cab9Greg Clayton if (strcmp (".", dir_ref.data()) == 0) 52227345db7bc4167078014798032137b0452f4cab9Greg Clayton return false; 52327345db7bc4167078014798032137b0452f4cab9Greg Clayton 52427345db7bc4167078014798032137b0452f4cab9Greg Clayton m_directory.SetCString (dir_ref.data()); 52527345db7bc4167078014798032137b0452f4cab9Greg Clayton if (Exists()) 526e9ca3a4130bfb76765256549e01c759da8ec2f1dCaroline Tice return true; 52727345db7bc4167078014798032137b0452f4cab9Greg Clayton else 52827345db7bc4167078014798032137b0452f4cab9Greg Clayton { 52927345db7bc4167078014798032137b0452f4cab9Greg Clayton // If FindProgramByName found the file, it returns the directory + filename in its return results. 53027345db7bc4167078014798032137b0452f4cab9Greg Clayton // We need to separate them. 53127345db7bc4167078014798032137b0452f4cab9Greg Clayton FileSpec tmp_file (dir_ref.data(), false); 53227345db7bc4167078014798032137b0452f4cab9Greg Clayton if (tmp_file.Exists()) 53327345db7bc4167078014798032137b0452f4cab9Greg Clayton { 53427345db7bc4167078014798032137b0452f4cab9Greg Clayton m_directory = tmp_file.m_directory; 53527345db7bc4167078014798032137b0452f4cab9Greg Clayton return true; 53627345db7bc4167078014798032137b0452f4cab9Greg Clayton } 537e9ca3a4130bfb76765256549e01c759da8ec2f1dCaroline Tice } 538e9ca3a4130bfb76765256549e01c759da8ec2f1dCaroline Tice } 539e9ca3a4130bfb76765256549e01c759da8ec2f1dCaroline Tice } 540e9ca3a4130bfb76765256549e01c759da8ec2f1dCaroline Tice } 541e9ca3a4130bfb76765256549e01c759da8ec2f1dCaroline Tice 542e9ca3a4130bfb76765256549e01c759da8ec2f1dCaroline Tice return false; 543c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham} 544c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham 545c4547c59f2e8390bdbf92484c851be06395b8e77Jim Inghambool 546c4547c59f2e8390bdbf92484c851be06395b8e77Jim InghamFileSpec::ResolvePath () 547c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham{ 548d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton if (m_is_resolved) 549d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton return true; // We have already resolved this path 550d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton 551d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton char path_buf[PATH_MAX]; 552c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham if (!GetPath (path_buf, PATH_MAX)) 553c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham return false; 554d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // SetFile(...) will set m_is_resolved correctly if it can resolve the path 555c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham SetFile (path_buf, true); 556d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton return m_is_resolved; 55724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 55824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 55924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattneruint64_t 56024943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::GetByteSize() const 56124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 56224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner struct stat file_stats; 56324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (GetFileStats (this, &file_stats)) 56424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return file_stats.st_size; 56524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return 0; 56624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 56724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 56824943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::FileType 56924943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::GetFileType () const 57024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 57124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner struct stat file_stats; 57224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (GetFileStats (this, &file_stats)) 57324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 57424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner mode_t file_type = file_stats.st_mode & S_IFMT; 57524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner switch (file_type) 57624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 57724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner case S_IFDIR: return eFileTypeDirectory; 57824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner case S_IFIFO: return eFileTypePipe; 57924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner case S_IFREG: return eFileTypeRegular; 58024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner case S_IFSOCK: return eFileTypeSocket; 58124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner case S_IFLNK: return eFileTypeSymbolicLink; 58224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner default: 58324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner break; 58424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 58552fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton return eFileTypeUnknown; 58624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 58724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return eFileTypeInvalid; 58824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 58924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 59024943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerTimeValue 59124943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::GetModificationTime () const 59224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 59324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner TimeValue mod_time; 59424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner struct stat file_stats; 59524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (GetFileStats (this, &file_stats)) 596b586901fb633b898e19bdfc8d605b4e89a3ab5b8Eli Friedman mod_time.OffsetWithSeconds(file_stats.st_mtime); 59724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return mod_time; 59824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 59924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 60024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 60124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Directory string get accessor. 60224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 60324943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerConstString & 60424943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::GetDirectory() 60524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 60624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return m_directory; 60724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 60824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 60924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 61024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Directory string const get accessor. 61124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 61224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerconst ConstString & 61324943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::GetDirectory() const 61424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 61524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return m_directory; 61624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 61724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 61824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 61924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Filename string get accessor. 62024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 62124943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerConstString & 62224943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::GetFilename() 62324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 62424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return m_filename; 62524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 62624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 62724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 62824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Filename string const get accessor. 62924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 63024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerconst ConstString & 63124943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::GetFilename() const 63224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 63324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return m_filename; 63424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 63524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 63624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 63724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Extract the directory and path into a fixed buffer. This is 63824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// needed as the directory and path are stored in separate string 63924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// values. 64024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 64149ce682dfa7993d31206cea19ce7006cd3f3077eGreg Claytonsize_t 64249ce682dfa7993d31206cea19ce7006cd3f3077eGreg ClaytonFileSpec::GetPath(char *path, size_t path_max_len) const 64324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 64449ce682dfa7993d31206cea19ce7006cd3f3077eGreg Clayton if (path_max_len) 64524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 64649ce682dfa7993d31206cea19ce7006cd3f3077eGreg Clayton const char *dirname = m_directory.GetCString(); 64749ce682dfa7993d31206cea19ce7006cd3f3077eGreg Clayton const char *filename = m_filename.GetCString(); 64824b48ff28b7c60dd4598212c3e77935a0fc1142dGreg Clayton if (dirname) 64924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 65024b48ff28b7c60dd4598212c3e77935a0fc1142dGreg Clayton if (filename) 65149ce682dfa7993d31206cea19ce7006cd3f3077eGreg Clayton return ::snprintf (path, path_max_len, "%s/%s", dirname, filename); 65224b48ff28b7c60dd4598212c3e77935a0fc1142dGreg Clayton else 65349ce682dfa7993d31206cea19ce7006cd3f3077eGreg Clayton return ::snprintf (path, path_max_len, "%s", dirname); 65424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 65524b48ff28b7c60dd4598212c3e77935a0fc1142dGreg Clayton else if (filename) 65624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 65749ce682dfa7993d31206cea19ce7006cd3f3077eGreg Clayton return ::snprintf (path, path_max_len, "%s", filename); 65824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 65924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 66024b48ff28b7c60dd4598212c3e77935a0fc1142dGreg Clayton path[0] = '\0'; 66149ce682dfa7993d31206cea19ce7006cd3f3077eGreg Clayton return 0; 66224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 66324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 66424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 66524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Returns a shared pointer to a data buffer that contains all or 66624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// part of the contents of a file. The data is memory mapped and 66724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// will lazily page in data from the file as memory is accessed. 66824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// The data that is mappped will start "file_offset" bytes into the 66924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// file, and "file_size" bytes will be mapped. If "file_size" is 67024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// greater than the number of bytes available in the file starting 67124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// at "file_offset", the number of bytes will be appropriately 67224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// truncated. The final number of bytes that get mapped can be 67324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// verified using the DataBuffer::GetByteSize() function. 67424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 67524943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerDataBufferSP 67624943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::MemoryMapFileContents(off_t file_offset, size_t file_size) const 67724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 67824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner DataBufferSP data_sp; 67924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner auto_ptr<DataBufferMemoryMap> mmap_data(new DataBufferMemoryMap()); 68024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (mmap_data.get()) 68124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 68224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (mmap_data->MemoryMapFromFileSpec (this, file_offset, file_size) >= file_size) 68324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner data_sp.reset(mmap_data.release()); 68424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 68524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return data_sp; 68624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 68724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 68824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 68924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 69024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Return the size in bytes that this object takes in memory. This 69124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// returns the size in bytes of this object, not any shared string 69224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// values it may refer to. 69324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 69424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnersize_t 69524943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::MemorySize() const 69624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 69724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return m_filename.MemorySize() + m_directory.MemorySize(); 69824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 69924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 700704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton 701704363531ee4877ccc6d35d0702876096f54c67bGreg Claytonsize_t 702704363531ee4877ccc6d35d0702876096f54c67bGreg ClaytonFileSpec::ReadFileContents (off_t file_offset, void *dst, size_t dst_len) const 703704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton{ 704704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton size_t bytes_read = 0; 705704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton char resolved_path[PATH_MAX]; 706704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton if (GetPath(resolved_path, sizeof(resolved_path))) 707704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton { 708704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton int fd = ::open (resolved_path, O_RDONLY, 0); 709704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton if (fd != -1) 710704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton { 711704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton struct stat file_stats; 712704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton if (::fstat (fd, &file_stats) == 0) 713704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton { 714704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton // Read bytes directly into our basic_string buffer 715704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton if (file_stats.st_size > 0) 716704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton { 717704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton off_t lseek_result = 0; 718704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton if (file_offset > 0) 719704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton lseek_result = ::lseek (fd, file_offset, SEEK_SET); 720704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton 721704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton if (lseek_result == file_offset) 722704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton { 723704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton ssize_t n = ::read (fd, dst, dst_len); 724704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton if (n >= 0) 725704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton bytes_read = n; 726704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton } 727704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton } 728704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton } 729704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton } 730704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton close(fd); 731704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton } 732704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton return bytes_read; 733704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton} 734704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton 73524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 73624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Returns a shared pointer to a data buffer that contains all or 73724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// part of the contents of a file. The data copies into a heap based 73824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// buffer that lives in the DataBuffer shared pointer object returned. 73924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// The data that is cached will start "file_offset" bytes into the 74024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// file, and "file_size" bytes will be mapped. If "file_size" is 74124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// greater than the number of bytes available in the file starting 74224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// at "file_offset", the number of bytes will be appropriately 74324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// truncated. The final number of bytes that get mapped can be 74424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// verified using the DataBuffer::GetByteSize() function. 74524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 74624943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerDataBufferSP 747704363531ee4877ccc6d35d0702876096f54c67bGreg ClaytonFileSpec::ReadFileContents (off_t file_offset, size_t file_size) const 74824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 74924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner DataBufferSP data_sp; 75024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner char resolved_path[PATH_MAX]; 75124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (GetPath(resolved_path, sizeof(resolved_path))) 75224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 75324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner int fd = ::open (resolved_path, O_RDONLY, 0); 75424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (fd != -1) 75524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 75624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner struct stat file_stats; 75724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (::fstat (fd, &file_stats) == 0) 75824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 75924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (file_stats.st_size > 0) 76024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 76124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner off_t lseek_result = 0; 76224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (file_offset > 0) 76324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner lseek_result = ::lseek (fd, file_offset, SEEK_SET); 76424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 76524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (lseek_result < 0) 76624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 76724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // Get error from errno 76824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 76924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner else if (lseek_result == file_offset) 77024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 771704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton const size_t bytes_left = file_stats.st_size - file_offset; 772704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton size_t num_bytes_to_read = file_size; 773704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton if (num_bytes_to_read > bytes_left) 774704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton num_bytes_to_read = bytes_left; 775704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton 77624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner std::auto_ptr<DataBufferHeap> data_heap_ap; 777704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton data_heap_ap.reset(new DataBufferHeap(num_bytes_to_read, '\0')); 77824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 77924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (data_heap_ap.get()) 78024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 78124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner ssize_t bytesRead = ::read (fd, (void *)data_heap_ap->GetBytes(), data_heap_ap->GetByteSize()); 78224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (bytesRead >= 0) 78324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 78424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // Make sure we read exactly what we asked for and if we got 78524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // less, adjust the array 78654e7afa84d945f9137f9372ecde432f9e1a702fcGreg Clayton if ((size_t)bytesRead < data_heap_ap->GetByteSize()) 78724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner data_heap_ap->SetByteSize(bytesRead); 78824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner data_sp.reset(data_heap_ap.release()); 78924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 79024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 79124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 79224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 79324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 79424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 79524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner close(fd); 79624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 79724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return data_sp; 79824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 79924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 8003d0e2c2de1b965b6dc171a618ddb8144419ae6f5Greg Claytonsize_t 80124943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::ReadFileLines (STLStringArray &lines) 80224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 80324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner lines.clear(); 8043d0e2c2de1b965b6dc171a618ddb8144419ae6f5Greg Clayton char path[PATH_MAX]; 8053d0e2c2de1b965b6dc171a618ddb8144419ae6f5Greg Clayton if (GetPath(path, sizeof(path))) 80624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 8073d0e2c2de1b965b6dc171a618ddb8144419ae6f5Greg Clayton ifstream file_stream (path); 80824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 8093d0e2c2de1b965b6dc171a618ddb8144419ae6f5Greg Clayton if (file_stream) 8103d0e2c2de1b965b6dc171a618ddb8144419ae6f5Greg Clayton { 8113d0e2c2de1b965b6dc171a618ddb8144419ae6f5Greg Clayton std::string line; 8123d0e2c2de1b965b6dc171a618ddb8144419ae6f5Greg Clayton while (getline (file_stream, line)) 8133d0e2c2de1b965b6dc171a618ddb8144419ae6f5Greg Clayton lines.push_back (line); 8143d0e2c2de1b965b6dc171a618ddb8144419ae6f5Greg Clayton } 8153d0e2c2de1b965b6dc171a618ddb8144419ae6f5Greg Clayton } 8163d0e2c2de1b965b6dc171a618ddb8144419ae6f5Greg Clayton return lines.size(); 81724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 81852fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton 81952fd984f7e67c3a0ab18d5565f40356bcfa84822Greg ClaytonFileSpec::EnumerateDirectoryResult 82052fd984f7e67c3a0ab18d5565f40356bcfa84822Greg ClaytonFileSpec::EnumerateDirectory 82152fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton( 82252fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton const char *dir_path, 82352fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton bool find_directories, 82452fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton bool find_files, 82552fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton bool find_other, 82652fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton EnumerateDirectoryCallbackType callback, 82752fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton void *callback_baton 82852fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton) 82952fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton{ 83052fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton if (dir_path && dir_path[0]) 83152fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton { 83252fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton lldb_utility::CleanUp <DIR *, int> dir_path_dir (opendir(dir_path), NULL, closedir); 83352fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton if (dir_path_dir.is_valid()) 83452fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton { 83552fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton struct dirent* dp; 83652fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton while ((dp = readdir(dir_path_dir.get())) != NULL) 83752fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton { 83852fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton // Only search directories 83952fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton if (dp->d_type == DT_DIR || dp->d_type == DT_UNKNOWN) 84052fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton { 84190df56354288b44e5b6c2844c52f1e0eefd5509bGreg Clayton size_t len = strlen(dp->d_name); 84290df56354288b44e5b6c2844c52f1e0eefd5509bGreg Clayton 84390df56354288b44e5b6c2844c52f1e0eefd5509bGreg Clayton if (len == 1 && dp->d_name[0] == '.') 84452fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton continue; 84552fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton 84690df56354288b44e5b6c2844c52f1e0eefd5509bGreg Clayton if (len == 2 && dp->d_name[0] == '.' && dp->d_name[1] == '.') 84752fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton continue; 84852fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton } 84952fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton 85052fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton bool call_callback = false; 85152fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton FileSpec::FileType file_type = eFileTypeUnknown; 85252fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton 85352fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton switch (dp->d_type) 85452fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton { 85552fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton default: 85652fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton case DT_UNKNOWN: file_type = eFileTypeUnknown; call_callback = true; break; 85752fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton case DT_FIFO: file_type = eFileTypePipe; call_callback = find_other; break; 85852fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton case DT_CHR: file_type = eFileTypeOther; call_callback = find_other; break; 85952fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton case DT_DIR: file_type = eFileTypeDirectory; call_callback = find_directories; break; 86052fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton case DT_BLK: file_type = eFileTypeOther; call_callback = find_other; break; 86152fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton case DT_REG: file_type = eFileTypeRegular; call_callback = find_files; break; 86252fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton case DT_LNK: file_type = eFileTypeSymbolicLink; call_callback = find_other; break; 86352fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton case DT_SOCK: file_type = eFileTypeSocket; call_callback = find_other; break; 86452fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton case DT_WHT: file_type = eFileTypeOther; call_callback = find_other; break; 86552fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton } 86652fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton 86752fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton if (call_callback) 86852fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton { 86952fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton char child_path[PATH_MAX]; 87052fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton const int child_path_len = ::snprintf (child_path, sizeof(child_path), "%s/%s", dir_path, dp->d_name); 87152fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton if (child_path_len < sizeof(child_path) - 1) 87252fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton { 87352fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton // Don't resolve the file type or path 87452fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton FileSpec child_path_spec (child_path, false); 87552fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton 87652fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton EnumerateDirectoryResult result = callback (callback_baton, file_type, child_path_spec); 87752fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton 87852fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton switch (result) 87952fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton { 88052fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton default: 88152fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton case eEnumerateDirectoryResultNext: 88252fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton // Enumerate next entry in the current directory. We just 88352fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton // exit this switch and will continue enumerating the 88452fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton // current directory as we currently are... 88552fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton break; 88652fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton 88752fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton case eEnumerateDirectoryResultEnter: // Recurse into the current entry if it is a directory or symlink, or next if not 88852fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton if (FileSpec::EnumerateDirectory (child_path, 88952fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton find_directories, 89052fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton find_files, 89152fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton find_other, 89252fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton callback, 89352fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton callback_baton) == eEnumerateDirectoryResultQuit) 89452fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton { 89552fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton // The subdirectory returned Quit, which means to 89652fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton // stop all directory enumerations at all levels. 89752fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton return eEnumerateDirectoryResultQuit; 89852fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton } 89952fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton break; 90052fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton 90152fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton case eEnumerateDirectoryResultExit: // Exit from the current directory at the current level. 90252fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton // Exit from this directory level and tell parent to 90352fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton // keep enumerating. 90452fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton return eEnumerateDirectoryResultNext; 90552fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton 90652fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton case eEnumerateDirectoryResultQuit: // Stop directory enumerations at any level 90752fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton return eEnumerateDirectoryResultQuit; 90852fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton } 90952fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton } 91052fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton } 91152fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton } 91252fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton } 91352fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton } 91452fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton // By default when exiting a directory, we tell the parent enumeration 91552fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton // to continue enumerating. 91652fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton return eEnumerateDirectoryResultNext; 91752fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton} 91852fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton 919