FileSpec.cpp revision d6d47976b71187907c1cdeea86fabf7d5534314f
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]; 42ff44ab42e9f5d8e4d550e11d1b69413e0bc75b71Greg Clayton if (file_spec->GetPath (resolved_path, 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 6682cfaed47126a17b4fa21e42e05546e7a041b9e3Greg Clayton#endif // #ifdef LLDB_CONFIG_TILDE_RESOLVES_TO_USER 6782cfaed47126a17b4fa21e42e05546e7a041b9e3Greg Clayton 68a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham// Resolves the username part of a path of the form ~user/other/directories, and 69a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham// writes the result into dst_path. 70a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham// Returns 0 if there WAS a ~ in the path but the username couldn't be resolved. 71a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham// Otherwise returns the number of characters copied into dst_path. If the return 72a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham// is >= dst_len, then the resolved path is too long... 7354e7afa84d945f9137f9372ecde432f9e1a702fcGreg Claytonsize_t 74a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim InghamFileSpec::ResolveUsername (const char *src_path, char *dst_path, size_t dst_len) 75a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham{ 7682cfaed47126a17b4fa21e42e05546e7a041b9e3Greg Clayton if (src_path == NULL || src_path[0] == '\0') 7782cfaed47126a17b4fa21e42e05546e7a041b9e3Greg Clayton return 0; 7882cfaed47126a17b4fa21e42e05546e7a041b9e3Greg Clayton 7982cfaed47126a17b4fa21e42e05546e7a041b9e3Greg Clayton#ifdef LLDB_CONFIG_TILDE_RESOLVES_TO_USER 8082cfaed47126a17b4fa21e42e05546e7a041b9e3Greg Clayton 81a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham char user_home[PATH_MAX]; 82a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham const char *user_name; 83a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham 84b1a9862ba1ceb219b6042ff3f8c6ff591867ae26Greg Clayton 85a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham // If there's no ~, then just copy src_path straight to dst_path (they may be the same string...) 86a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham if (src_path[0] != '~') 87a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham { 8854e7afa84d945f9137f9372ecde432f9e1a702fcGreg Clayton size_t len = strlen (src_path); 89a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham if (len >= dst_len) 90a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham { 91b1a9862ba1ceb219b6042ff3f8c6ff591867ae26Greg Clayton ::bcopy (src_path, dst_path, dst_len - 1); 92b1a9862ba1ceb219b6042ff3f8c6ff591867ae26Greg Clayton dst_path[dst_len] = '\0'; 93a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham } 94a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham else 95b1a9862ba1ceb219b6042ff3f8c6ff591867ae26Greg Clayton ::bcopy (src_path, dst_path, len + 1); 96b1a9862ba1ceb219b6042ff3f8c6ff591867ae26Greg Clayton 97a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham return len; 98a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham } 99a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham 1009c3cfe397d6040a46677e201c2682cc2a5163fe9Eli Friedman const char *first_slash = ::strchr (src_path, '/'); 101a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham char remainder[PATH_MAX]; 102a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham 103a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham if (first_slash == NULL) 104a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham { 105a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham // The whole name is the username (minus the ~): 106a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham user_name = src_path + 1; 107a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham remainder[0] = '\0'; 108a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham } 109a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham else 110a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham { 111a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham int user_name_len = first_slash - src_path - 1; 112b1a9862ba1ceb219b6042ff3f8c6ff591867ae26Greg Clayton ::memcpy (user_home, src_path + 1, user_name_len); 113a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham user_home[user_name_len] = '\0'; 114a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham user_name = user_home; 115a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham 116b1a9862ba1ceb219b6042ff3f8c6ff591867ae26Greg Clayton ::strcpy (remainder, first_slash); 117a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham } 118b1a9862ba1ceb219b6042ff3f8c6ff591867ae26Greg Clayton 119a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham if (user_name == NULL) 120a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham return 0; 121a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham // User name of "" means the current user... 122a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham 123a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham struct passwd *user_entry; 12454e7afa84d945f9137f9372ecde432f9e1a702fcGreg Clayton const char *home_dir = NULL; 125a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham 126a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham if (user_name[0] == '\0') 127a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham { 128a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham home_dir = GetCachedGlobTildeSlash(); 129a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham } 130a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham else 131a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham { 132b1a9862ba1ceb219b6042ff3f8c6ff591867ae26Greg Clayton user_entry = ::getpwnam (user_name); 133a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham if (user_entry != NULL) 134a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham home_dir = user_entry->pw_dir; 135a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham } 136a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham 137a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham if (home_dir == NULL) 138a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham return 0; 139a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham else 140a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham return ::snprintf (dst_path, dst_len, "%s%s", home_dir, remainder); 14182cfaed47126a17b4fa21e42e05546e7a041b9e3Greg Clayton#else 14282cfaed47126a17b4fa21e42e05546e7a041b9e3Greg Clayton // Resolving home directories is not supported, just copy the path... 14382cfaed47126a17b4fa21e42e05546e7a041b9e3Greg Clayton return ::snprintf (dst_path, dst_len, "%s", src_path); 14482cfaed47126a17b4fa21e42e05546e7a041b9e3Greg Clayton#endif // #ifdef LLDB_CONFIG_TILDE_RESOLVES_TO_USER 145a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham} 146a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham 14754e7afa84d945f9137f9372ecde432f9e1a702fcGreg Claytonsize_t 148158842ca982c53aca6c5ad7345d7b261e309292dJim InghamFileSpec::ResolvePartialUsername (const char *partial_name, StringList &matches) 149158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham{ 150158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham#ifdef LLDB_CONFIG_TILDE_RESOLVES_TO_USER 151158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham size_t extant_entries = matches.GetSize(); 152158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham 153158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham setpwent(); 154158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham struct passwd *user_entry; 155158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham const char *name_start = partial_name + 1; 156158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham std::set<std::string> name_list; 157158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham 158158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham while ((user_entry = getpwent()) != NULL) 159158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham { 160158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham if (strstr(user_entry->pw_name, name_start) == user_entry->pw_name) 161158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham { 162158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham std::string tmp_buf("~"); 163158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham tmp_buf.append(user_entry->pw_name); 164158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham tmp_buf.push_back('/'); 165158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham name_list.insert(tmp_buf); 166158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham } 167158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham } 168158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham std::set<std::string>::iterator pos, end = name_list.end(); 169158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham for (pos = name_list.begin(); pos != end; pos++) 170158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham { 171158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham matches.AppendString((*pos).c_str()); 172158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham } 173158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham return matches.GetSize() - extant_entries; 174158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham#else 175158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham // Resolving home directories is not supported, just copy the path... 176158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham return 0; 177158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham#endif // #ifdef LLDB_CONFIG_TILDE_RESOLVES_TO_USER 178158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham} 179158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham 180158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham 181158842ca982c53aca6c5ad7345d7b261e309292dJim Ingham 182158842ca982c53aca6c5ad7345d7b261e309292dJim Inghamsize_t 18324943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::Resolve (const char *src_path, char *dst_path, size_t dst_len) 18424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 18524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (src_path == NULL || src_path[0] == '\0') 18624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return 0; 18724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 18824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // Glob if needed for ~/, otherwise copy in case src_path is same as dst_path... 18924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner char unglobbed_path[PATH_MAX]; 19014ef59fe5728d862c040cf5a6b99c384229a34eeGreg Clayton#ifdef LLDB_CONFIG_TILDE_RESOLVES_TO_USER 191a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham if (src_path[0] == '~') 192a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham { 19354e7afa84d945f9137f9372ecde432f9e1a702fcGreg Clayton size_t return_count = ResolveUsername(src_path, unglobbed_path, sizeof(unglobbed_path)); 194a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham 195a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham // If we couldn't find the user referred to, or the resultant path was too long, 196a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham // then just copy over the src_path. 197a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham if (return_count == 0 || return_count >= sizeof(unglobbed_path)) 198a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham ::snprintf (unglobbed_path, sizeof(unglobbed_path), "%s", src_path); 199a30baf5b257c7a62c5888679e7c1ac8eb47ca6d7Jim Ingham } 20024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner else 20114ef59fe5728d862c040cf5a6b99c384229a34eeGreg Clayton#endif // #ifdef LLDB_CONFIG_TILDE_RESOLVES_TO_USER 2028da92a74478ff2465e092aea92ce29ad7ad6ddddGreg Clayton { 2038da92a74478ff2465e092aea92ce29ad7ad6ddddGreg Clayton ::snprintf(unglobbed_path, sizeof(unglobbed_path), "%s", src_path); 2048da92a74478ff2465e092aea92ce29ad7ad6ddddGreg Clayton } 20524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 20624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // Now resolve the path if needed 20724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner char resolved_path[PATH_MAX]; 20824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (::realpath (unglobbed_path, resolved_path)) 20924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 21024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // Success, copy the resolved path 21124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return ::snprintf(dst_path, dst_len, "%s", resolved_path); 21224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 21324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner else 21424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 21524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // Failed, just copy the unglobbed path 21624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return ::snprintf(dst_path, dst_len, "%s", unglobbed_path); 21724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 21824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 21924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 22024943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::FileSpec() : 22124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_directory(), 22224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_filename() 22324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 22424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 22524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 22624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 22724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Default constructor that can take an optional full path to a 22824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// file on disk. 22924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 230c4547c59f2e8390bdbf92484c851be06395b8e77Jim InghamFileSpec::FileSpec(const char *pathname, bool resolve_path) : 231c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham m_directory(), 232d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton m_filename(), 233d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton m_is_resolved(false) 234c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham{ 235c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham if (pathname && pathname[0]) 236c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham SetFile(pathname, resolve_path); 237c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham} 238c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham 239c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham//------------------------------------------------------------------ 24024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Copy constructor 24124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 24224943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::FileSpec(const FileSpec& rhs) : 24324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_directory (rhs.m_directory), 244d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton m_filename (rhs.m_filename), 245d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton m_is_resolved (rhs.m_is_resolved) 24624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 24724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 24824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 24924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 25024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Copy constructor 25124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 25224943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::FileSpec(const FileSpec* rhs) : 25324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_directory(), 25424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_filename() 25524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 25624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (rhs) 25724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner *this = *rhs; 25824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 25924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 26024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 26124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Virtual destrcuctor in case anyone inherits from this class. 26224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 26324943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::~FileSpec() 26424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 26524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 26624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 26724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 26824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Assignment operator. 26924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 27024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerconst FileSpec& 27124943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::operator= (const FileSpec& rhs) 27224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 27324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (this != &rhs) 27424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 27524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_directory = rhs.m_directory; 27624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_filename = rhs.m_filename; 277d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton m_is_resolved = rhs.m_is_resolved; 27824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 27924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return *this; 28024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 28124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 28224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 28324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Update the contents of this object with a new path. The path will 28424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// be split up into a directory and filename and stored as uniqued 28524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// string values for quick comparison and efficient memory usage. 28624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 28724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnervoid 288d6d806ceff943ca26c008f704013f18920685cfdGreg ClaytonFileSpec::SetFile (const char *pathname, bool resolve) 28924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 29024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_filename.Clear(); 29124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_directory.Clear(); 292d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton m_is_resolved = false; 29324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (pathname == NULL || pathname[0] == '\0') 29424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return; 29524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 29624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner char resolved_path[PATH_MAX]; 297c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham bool path_fit = true; 298c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham 299c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham if (resolve) 300c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham { 301c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham path_fit = (FileSpec::Resolve (pathname, resolved_path, sizeof(resolved_path)) < sizeof(resolved_path) - 1); 302d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton m_is_resolved = path_fit; 303c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham } 304c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham else 305c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham { 306d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // Copy the path because "basename" and "dirname" want to muck with the 307d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // path buffer 308d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton if (::strlen (pathname) > sizeof(resolved_path) - 1) 309c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham path_fit = false; 310c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham else 311d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton ::strcpy (resolved_path, pathname); 312c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham } 31324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 314c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham 315c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham if (path_fit) 31624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 31724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner char *filename = ::basename (resolved_path); 31824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (filename) 31924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 32024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_filename.SetCString (filename); 32124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // Truncate the basename off the end of the resolved path 32224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 32324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // Only attempt to get the dirname if it looks like we have a path 32424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (strchr(resolved_path, '/')) 32524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 32624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner char *directory = ::dirname (resolved_path); 32724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 32824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // Make sure we didn't get our directory resolved to "." without having 32924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // specified 33024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (directory) 33124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_directory.SetCString(directory); 33224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner else 33324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 33424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner char *last_resolved_path_slash = strrchr(resolved_path, '/'); 33524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (last_resolved_path_slash) 33624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 33724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner *last_resolved_path_slash = '\0'; 33824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_directory.SetCString(resolved_path); 33924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 34024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 34124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 34224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 34324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner else 34424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_directory.SetCString(resolved_path); 34524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 34624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 34724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 34824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//---------------------------------------------------------------------- 34924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Convert to pointer operator. This allows code to check any FileSpec 35024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// objects to see if they contain anything valid using code such as: 35124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// 35224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// if (file_spec) 35324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// {} 35424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//---------------------------------------------------------------------- 35531cf0e7c5ff8233eccef28ca22d025d7b490cb7aGreg ClaytonFileSpec::operator bool() const 35624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 35731cf0e7c5ff8233eccef28ca22d025d7b490cb7aGreg Clayton return m_filename || m_directory; 35824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 35924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 36024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//---------------------------------------------------------------------- 36124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Logical NOT operator. This allows code to check any FileSpec 36224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// objects to see if they are invalid using code such as: 36324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// 36424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// if (!file_spec) 36524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// {} 36624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//---------------------------------------------------------------------- 36724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerbool 36824943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::operator!() const 36924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 37024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return !m_directory && !m_filename; 37124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 37224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 37324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 37424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Equal to operator 37524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 37624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerbool 37724943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::operator== (const FileSpec& rhs) const 37824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 379d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton if (m_filename == rhs.m_filename) 380d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton { 381d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton if (m_directory == rhs.m_directory) 382d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton return true; 383d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton 384d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // TODO: determine if we want to keep this code in here. 385d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // The code below was added to handle a case where we were 386d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // trying to set a file and line breakpoint and one path 387d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // was resolved, and the other not and the directory was 388d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // in a mount point that resolved to a more complete path: 389d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // "/tmp/a.c" == "/private/tmp/a.c". I might end up pulling 390d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // this out... 391d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton if (IsResolved() && rhs.IsResolved()) 392d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton { 393d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // Both paths are resolved, no need to look further... 394d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton return false; 395d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton } 396d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton 397d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton FileSpec resolved_lhs(*this); 398d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton 399d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // If "this" isn't resolved, resolve it 400d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton if (!IsResolved()) 401d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton { 402d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton if (resolved_lhs.ResolvePath()) 403d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton { 404d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // This path wasn't resolved but now it is. Check if the resolved 405d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // directory is the same as our unresolved directory, and if so, 406d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // we can mark this object as resolved to avoid more future resolves 407d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton m_is_resolved = (m_directory == resolved_lhs.m_directory); 408d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton } 409d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton else 410d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton return false; 411d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton } 412d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton 413d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton FileSpec resolved_rhs(rhs); 414d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton if (!rhs.IsResolved()) 415d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton { 416d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton if (resolved_rhs.ResolvePath()) 417d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton { 418d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // rhs's path wasn't resolved but now it is. Check if the resolved 419d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // directory is the same as rhs's unresolved directory, and if so, 420d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // we can mark this object as resolved to avoid more future resolves 421d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton rhs.m_is_resolved = (m_directory == resolved_rhs.m_directory); 422d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton } 423d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton else 424d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton return false; 425d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton } 426d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton 427d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // If we reach this point in the code we were able to resolve both paths 428d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // and since we only resolve the paths if the basenames are equal, then 429d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // we can just check if both directories are equal... 430d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton return resolved_lhs.GetDirectory() == resolved_rhs.GetDirectory(); 431d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton } 432d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton return false; 43324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 43424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 43524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 43624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Not equal to operator 43724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 43824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerbool 43924943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::operator!= (const FileSpec& rhs) const 44024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 441d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton return !(*this == rhs); 44224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 44324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 44424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 44524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Less than operator 44624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 44724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerbool 44824943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::operator< (const FileSpec& rhs) const 44924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 45024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return FileSpec::Compare(*this, rhs, true) < 0; 45124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 45224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 45324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 45424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Dump a FileSpec object to a stream 45524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 45624943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerStream& 45724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerlldb_private::operator << (Stream &s, const FileSpec& f) 45824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 45924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner f.Dump(&s); 46024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return s; 46124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 46224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 46324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 46424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Clear this object by releasing both the directory and filename 46524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// string values and making them both the empty string. 46624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 46724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnervoid 46824943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::Clear() 46924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 47024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_directory.Clear(); 47124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_filename.Clear(); 47224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 47324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 47424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 47524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Compare two FileSpec objects. If "full" is true, then both 47624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// the directory and the filename must match. If "full" is false, 47724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// then the directory names for "a" and "b" are only compared if 47824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// they are both non-empty. This allows a FileSpec object to only 47924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// contain a filename and it can match FileSpec objects that have 48024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// matching filenames with different paths. 48124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// 48224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Return -1 if the "a" is less than "b", 0 if "a" is equal to "b" 48324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// and "1" if "a" is greater than "b". 48424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 48524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerint 48624943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::Compare(const FileSpec& a, const FileSpec& b, bool full) 48724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 48824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner int result = 0; 48924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 49024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // If full is true, then we must compare both the directory and filename. 49124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 49224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // If full is false, then if either directory is empty, then we match on 49324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // the basename only, and if both directories have valid values, we still 49424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // do a full compare. This allows for matching when we just have a filename 49524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // in one of the FileSpec objects. 49624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 49724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (full || (a.m_directory && b.m_directory)) 49824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 49924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner result = ConstString::Compare(a.m_directory, b.m_directory); 50024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (result) 50124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return result; 50224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 50324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return ConstString::Compare (a.m_filename, b.m_filename); 50424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 50524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 50624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerbool 50724943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::Equal (const FileSpec& a, const FileSpec& b, bool full) 50824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 509d6d47976b71187907c1cdeea86fabf7d5534314fJim Ingham if (!full && (a.GetDirectory().IsEmpty() || b.GetDirectory().IsEmpty())) 51024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return a.m_filename == b.m_filename; 511d6d47976b71187907c1cdeea86fabf7d5534314fJim Ingham else 512d6d47976b71187907c1cdeea86fabf7d5534314fJim Ingham return a == b; 51324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 51424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 51524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 51624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 51724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 51824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Dump the object to the supplied stream. If the object contains 51924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// a valid directory name, it will be displayed followed by a 52024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// directory delimiter, and the filename. 52124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 52224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnervoid 52324943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::Dump(Stream *s) const 52424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 52524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (m_filename) 52624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_directory.Dump(s, ""); // Provide a default for m_directory when we dump it in case it is invalid 52724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 52824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (m_directory) 52924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 53024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // If dirname was valid, then we need to print a slash between 53124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // the directory and the filename 53224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner s->PutChar('/'); 53324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 53424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner m_filename.Dump(s); 53524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 53624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 53724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 53824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Returns true if the file exists. 53924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 54024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerbool 54124943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::Exists () const 54224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 54324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner struct stat file_stats; 54424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return GetFileStats (this, &file_stats); 545eddffe93d2c9ebb575e7b03fe1c5e71f9ecaf9f1Caroline Tice} 546eddffe93d2c9ebb575e7b03fe1c5e71f9ecaf9f1Caroline Tice 547eddffe93d2c9ebb575e7b03fe1c5e71f9ecaf9f1Caroline Ticebool 548eddffe93d2c9ebb575e7b03fe1c5e71f9ecaf9f1Caroline TiceFileSpec::ResolveExecutableLocation () 549eddffe93d2c9ebb575e7b03fe1c5e71f9ecaf9f1Caroline Tice{ 550537a7a86687683fd403ce652d178fbc89e06ef9fGreg Clayton if (!m_directory) 551e9ca3a4130bfb76765256549e01c759da8ec2f1dCaroline Tice { 55227345db7bc4167078014798032137b0452f4cab9Greg Clayton const char *file_cstr = m_filename.GetCString(); 55327345db7bc4167078014798032137b0452f4cab9Greg Clayton if (file_cstr) 554e9ca3a4130bfb76765256549e01c759da8ec2f1dCaroline Tice { 55527345db7bc4167078014798032137b0452f4cab9Greg Clayton const std::string file_str (file_cstr); 55627345db7bc4167078014798032137b0452f4cab9Greg Clayton llvm::sys::Path path = llvm::sys::Program::FindProgramByName (file_str); 55727345db7bc4167078014798032137b0452f4cab9Greg Clayton const std::string &path_str = path.str(); 55827345db7bc4167078014798032137b0452f4cab9Greg Clayton llvm::StringRef dir_ref = llvm::sys::path::parent_path(path_str); 55927345db7bc4167078014798032137b0452f4cab9Greg Clayton //llvm::StringRef dir_ref = path.getDirname(); 56027345db7bc4167078014798032137b0452f4cab9Greg Clayton if (! dir_ref.empty()) 561e9ca3a4130bfb76765256549e01c759da8ec2f1dCaroline Tice { 56227345db7bc4167078014798032137b0452f4cab9Greg Clayton // FindProgramByName returns "." if it can't find the file. 56327345db7bc4167078014798032137b0452f4cab9Greg Clayton if (strcmp (".", dir_ref.data()) == 0) 56427345db7bc4167078014798032137b0452f4cab9Greg Clayton return false; 56527345db7bc4167078014798032137b0452f4cab9Greg Clayton 56627345db7bc4167078014798032137b0452f4cab9Greg Clayton m_directory.SetCString (dir_ref.data()); 56727345db7bc4167078014798032137b0452f4cab9Greg Clayton if (Exists()) 568e9ca3a4130bfb76765256549e01c759da8ec2f1dCaroline Tice return true; 56927345db7bc4167078014798032137b0452f4cab9Greg Clayton else 57027345db7bc4167078014798032137b0452f4cab9Greg Clayton { 57127345db7bc4167078014798032137b0452f4cab9Greg Clayton // If FindProgramByName found the file, it returns the directory + filename in its return results. 57227345db7bc4167078014798032137b0452f4cab9Greg Clayton // We need to separate them. 57327345db7bc4167078014798032137b0452f4cab9Greg Clayton FileSpec tmp_file (dir_ref.data(), false); 57427345db7bc4167078014798032137b0452f4cab9Greg Clayton if (tmp_file.Exists()) 57527345db7bc4167078014798032137b0452f4cab9Greg Clayton { 57627345db7bc4167078014798032137b0452f4cab9Greg Clayton m_directory = tmp_file.m_directory; 57727345db7bc4167078014798032137b0452f4cab9Greg Clayton return true; 57827345db7bc4167078014798032137b0452f4cab9Greg Clayton } 579e9ca3a4130bfb76765256549e01c759da8ec2f1dCaroline Tice } 580e9ca3a4130bfb76765256549e01c759da8ec2f1dCaroline Tice } 581e9ca3a4130bfb76765256549e01c759da8ec2f1dCaroline Tice } 582e9ca3a4130bfb76765256549e01c759da8ec2f1dCaroline Tice } 583e9ca3a4130bfb76765256549e01c759da8ec2f1dCaroline Tice 584e9ca3a4130bfb76765256549e01c759da8ec2f1dCaroline Tice return false; 585c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham} 586c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham 587c4547c59f2e8390bdbf92484c851be06395b8e77Jim Inghambool 588c4547c59f2e8390bdbf92484c851be06395b8e77Jim InghamFileSpec::ResolvePath () 589c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham{ 590d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton if (m_is_resolved) 591d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton return true; // We have already resolved this path 592d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton 593d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton char path_buf[PATH_MAX]; 594c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham if (!GetPath (path_buf, PATH_MAX)) 595c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham return false; 596d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton // SetFile(...) will set m_is_resolved correctly if it can resolve the path 597c4547c59f2e8390bdbf92484c851be06395b8e77Jim Ingham SetFile (path_buf, true); 598d6d806ceff943ca26c008f704013f18920685cfdGreg Clayton return m_is_resolved; 59924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 60024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 60124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattneruint64_t 60224943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::GetByteSize() const 60324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 60424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner struct stat file_stats; 60524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (GetFileStats (this, &file_stats)) 60624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return file_stats.st_size; 60724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return 0; 60824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 60924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 61024943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::FileType 61124943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::GetFileType () const 61224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 61324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner struct stat file_stats; 61424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (GetFileStats (this, &file_stats)) 61524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 61624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner mode_t file_type = file_stats.st_mode & S_IFMT; 61724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner switch (file_type) 61824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 61924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner case S_IFDIR: return eFileTypeDirectory; 62024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner case S_IFIFO: return eFileTypePipe; 62124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner case S_IFREG: return eFileTypeRegular; 62224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner case S_IFSOCK: return eFileTypeSocket; 62324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner case S_IFLNK: return eFileTypeSymbolicLink; 62424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner default: 62524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner break; 62624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 62752fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton return eFileTypeUnknown; 62824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 62924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return eFileTypeInvalid; 63024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 63124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 63224943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerTimeValue 63324943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::GetModificationTime () const 63424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 63524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner TimeValue mod_time; 63624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner struct stat file_stats; 63724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (GetFileStats (this, &file_stats)) 638b586901fb633b898e19bdfc8d605b4e89a3ab5b8Eli Friedman mod_time.OffsetWithSeconds(file_stats.st_mtime); 63924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return mod_time; 64024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 64124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 64224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 64324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Directory string get accessor. 64424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 64524943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerConstString & 64624943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::GetDirectory() 64724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 64824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return m_directory; 64924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 65024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 65124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 65224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Directory string const get accessor. 65324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 65424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerconst ConstString & 65524943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::GetDirectory() const 65624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 65724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return m_directory; 65824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 65924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 66024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 66124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Filename string get accessor. 66224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 66324943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerConstString & 66424943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::GetFilename() 66524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 66624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return m_filename; 66724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 66824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 66924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 67024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Filename string const get accessor. 67124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 67224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnerconst ConstString & 67324943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::GetFilename() const 67424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 67524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return m_filename; 67624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 67724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 67824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 67924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Extract the directory and path into a fixed buffer. This is 68024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// needed as the directory and path are stored in separate string 68124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// values. 68224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 68349ce682dfa7993d31206cea19ce7006cd3f3077eGreg Claytonsize_t 68449ce682dfa7993d31206cea19ce7006cd3f3077eGreg ClaytonFileSpec::GetPath(char *path, size_t path_max_len) const 68524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 68649ce682dfa7993d31206cea19ce7006cd3f3077eGreg Clayton if (path_max_len) 68724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 68849ce682dfa7993d31206cea19ce7006cd3f3077eGreg Clayton const char *dirname = m_directory.GetCString(); 68949ce682dfa7993d31206cea19ce7006cd3f3077eGreg Clayton const char *filename = m_filename.GetCString(); 69024b48ff28b7c60dd4598212c3e77935a0fc1142dGreg Clayton if (dirname) 69124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 69224b48ff28b7c60dd4598212c3e77935a0fc1142dGreg Clayton if (filename) 69349ce682dfa7993d31206cea19ce7006cd3f3077eGreg Clayton return ::snprintf (path, path_max_len, "%s/%s", dirname, filename); 69424b48ff28b7c60dd4598212c3e77935a0fc1142dGreg Clayton else 69549ce682dfa7993d31206cea19ce7006cd3f3077eGreg Clayton return ::snprintf (path, path_max_len, "%s", dirname); 69624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 69724b48ff28b7c60dd4598212c3e77935a0fc1142dGreg Clayton else if (filename) 69824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 69949ce682dfa7993d31206cea19ce7006cd3f3077eGreg Clayton return ::snprintf (path, path_max_len, "%s", filename); 70024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 70124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 70224b48ff28b7c60dd4598212c3e77935a0fc1142dGreg Clayton path[0] = '\0'; 70349ce682dfa7993d31206cea19ce7006cd3f3077eGreg Clayton return 0; 70424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 70524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 70624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 70724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Returns a shared pointer to a data buffer that contains all or 70824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// part of the contents of a file. The data is memory mapped and 70924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// will lazily page in data from the file as memory is accessed. 71024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// The data that is mappped will start "file_offset" bytes into the 71124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// file, and "file_size" bytes will be mapped. If "file_size" is 71224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// greater than the number of bytes available in the file starting 71324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// at "file_offset", the number of bytes will be appropriately 71424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// truncated. The final number of bytes that get mapped can be 71524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// verified using the DataBuffer::GetByteSize() function. 71624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 71724943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerDataBufferSP 71824943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::MemoryMapFileContents(off_t file_offset, size_t file_size) const 71924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 72024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner DataBufferSP data_sp; 72124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner auto_ptr<DataBufferMemoryMap> mmap_data(new DataBufferMemoryMap()); 72224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (mmap_data.get()) 72324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 72424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (mmap_data->MemoryMapFromFileSpec (this, file_offset, file_size) >= file_size) 72524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner data_sp.reset(mmap_data.release()); 72624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 72724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return data_sp; 72824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 72924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 73024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 73124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 73224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Return the size in bytes that this object takes in memory. This 73324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// returns the size in bytes of this object, not any shared string 73424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// values it may refer to. 73524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 73624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattnersize_t 73724943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::MemorySize() const 73824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 73924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return m_filename.MemorySize() + m_directory.MemorySize(); 74024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 74124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 742704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton 743704363531ee4877ccc6d35d0702876096f54c67bGreg Claytonsize_t 744704363531ee4877ccc6d35d0702876096f54c67bGreg ClaytonFileSpec::ReadFileContents (off_t file_offset, void *dst, size_t dst_len) const 745704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton{ 746704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton size_t bytes_read = 0; 747704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton char resolved_path[PATH_MAX]; 748704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton if (GetPath(resolved_path, sizeof(resolved_path))) 749704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton { 750704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton int fd = ::open (resolved_path, O_RDONLY, 0); 751704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton if (fd != -1) 752704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton { 753704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton struct stat file_stats; 754704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton if (::fstat (fd, &file_stats) == 0) 755704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton { 756704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton // Read bytes directly into our basic_string buffer 757704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton if (file_stats.st_size > 0) 758704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton { 759704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton off_t lseek_result = 0; 760704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton if (file_offset > 0) 761704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton lseek_result = ::lseek (fd, file_offset, SEEK_SET); 762704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton 763704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton if (lseek_result == file_offset) 764704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton { 765704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton ssize_t n = ::read (fd, dst, dst_len); 766704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton if (n >= 0) 767704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton bytes_read = n; 768704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton } 769704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton } 770704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton } 771704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton } 772704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton close(fd); 773704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton } 774704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton return bytes_read; 775704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton} 776704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton 77724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 77824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// Returns a shared pointer to a data buffer that contains all or 77924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// part of the contents of a file. The data copies into a heap based 78024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// buffer that lives in the DataBuffer shared pointer object returned. 78124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// The data that is cached will start "file_offset" bytes into the 78224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// file, and "file_size" bytes will be mapped. If "file_size" is 78324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// greater than the number of bytes available in the file starting 78424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// at "file_offset", the number of bytes will be appropriately 78524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// truncated. The final number of bytes that get mapped can be 78624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner// verified using the DataBuffer::GetByteSize() function. 78724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner//------------------------------------------------------------------ 78824943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerDataBufferSP 789704363531ee4877ccc6d35d0702876096f54c67bGreg ClaytonFileSpec::ReadFileContents (off_t file_offset, size_t file_size) const 79024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 79124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner DataBufferSP data_sp; 79224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner char resolved_path[PATH_MAX]; 79324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (GetPath(resolved_path, sizeof(resolved_path))) 79424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 79524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner int fd = ::open (resolved_path, O_RDONLY, 0); 79624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (fd != -1) 79724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 79824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner struct stat file_stats; 79924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (::fstat (fd, &file_stats) == 0) 80024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 80124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (file_stats.st_size > 0) 80224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 80324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner off_t lseek_result = 0; 80424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (file_offset > 0) 80524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner lseek_result = ::lseek (fd, file_offset, SEEK_SET); 80624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 80724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (lseek_result < 0) 80824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 80924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // Get error from errno 81024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 81124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner else if (lseek_result == file_offset) 81224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 813704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton const size_t bytes_left = file_stats.st_size - file_offset; 814704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton size_t num_bytes_to_read = file_size; 815704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton if (num_bytes_to_read > bytes_left) 816704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton num_bytes_to_read = bytes_left; 817704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton 81824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner std::auto_ptr<DataBufferHeap> data_heap_ap; 819704363531ee4877ccc6d35d0702876096f54c67bGreg Clayton data_heap_ap.reset(new DataBufferHeap(num_bytes_to_read, '\0')); 82024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 82124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (data_heap_ap.get()) 82224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 82324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner ssize_t bytesRead = ::read (fd, (void *)data_heap_ap->GetBytes(), data_heap_ap->GetByteSize()); 82424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner if (bytesRead >= 0) 82524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 82624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // Make sure we read exactly what we asked for and if we got 82724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner // less, adjust the array 82854e7afa84d945f9137f9372ecde432f9e1a702fcGreg Clayton if ((size_t)bytesRead < data_heap_ap->GetByteSize()) 82924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner data_heap_ap->SetByteSize(bytesRead); 83024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner data_sp.reset(data_heap_ap.release()); 83124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 83224943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 83324943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 83424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 83524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 83624943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 83724943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner close(fd); 83824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner } 83924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner return data_sp; 84024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 84124943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 8423d0e2c2de1b965b6dc171a618ddb8144419ae6f5Greg Claytonsize_t 84324943d2ee8bfaa7cf5893e4709143924157a5c1eChris LattnerFileSpec::ReadFileLines (STLStringArray &lines) 84424943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner{ 84524943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner lines.clear(); 8463d0e2c2de1b965b6dc171a618ddb8144419ae6f5Greg Clayton char path[PATH_MAX]; 8473d0e2c2de1b965b6dc171a618ddb8144419ae6f5Greg Clayton if (GetPath(path, sizeof(path))) 84824943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner { 8493d0e2c2de1b965b6dc171a618ddb8144419ae6f5Greg Clayton ifstream file_stream (path); 85024943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner 8513d0e2c2de1b965b6dc171a618ddb8144419ae6f5Greg Clayton if (file_stream) 8523d0e2c2de1b965b6dc171a618ddb8144419ae6f5Greg Clayton { 8533d0e2c2de1b965b6dc171a618ddb8144419ae6f5Greg Clayton std::string line; 8543d0e2c2de1b965b6dc171a618ddb8144419ae6f5Greg Clayton while (getline (file_stream, line)) 8553d0e2c2de1b965b6dc171a618ddb8144419ae6f5Greg Clayton lines.push_back (line); 8563d0e2c2de1b965b6dc171a618ddb8144419ae6f5Greg Clayton } 8573d0e2c2de1b965b6dc171a618ddb8144419ae6f5Greg Clayton } 8583d0e2c2de1b965b6dc171a618ddb8144419ae6f5Greg Clayton return lines.size(); 85924943d2ee8bfaa7cf5893e4709143924157a5c1eChris Lattner} 86052fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton 86152fd984f7e67c3a0ab18d5565f40356bcfa84822Greg ClaytonFileSpec::EnumerateDirectoryResult 86252fd984f7e67c3a0ab18d5565f40356bcfa84822Greg ClaytonFileSpec::EnumerateDirectory 86352fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton( 86452fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton const char *dir_path, 86552fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton bool find_directories, 86652fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton bool find_files, 86752fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton bool find_other, 86852fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton EnumerateDirectoryCallbackType callback, 86952fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton void *callback_baton 87052fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton) 87152fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton{ 87252fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton if (dir_path && dir_path[0]) 87352fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton { 87452fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton lldb_utility::CleanUp <DIR *, int> dir_path_dir (opendir(dir_path), NULL, closedir); 87552fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton if (dir_path_dir.is_valid()) 87652fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton { 87752fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton struct dirent* dp; 87852fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton while ((dp = readdir(dir_path_dir.get())) != NULL) 87952fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton { 88052fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton // Only search directories 88152fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton if (dp->d_type == DT_DIR || dp->d_type == DT_UNKNOWN) 88252fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton { 88390df56354288b44e5b6c2844c52f1e0eefd5509bGreg Clayton size_t len = strlen(dp->d_name); 88490df56354288b44e5b6c2844c52f1e0eefd5509bGreg Clayton 88590df56354288b44e5b6c2844c52f1e0eefd5509bGreg Clayton if (len == 1 && dp->d_name[0] == '.') 88652fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton continue; 88752fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton 88890df56354288b44e5b6c2844c52f1e0eefd5509bGreg Clayton if (len == 2 && dp->d_name[0] == '.' && dp->d_name[1] == '.') 88952fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton continue; 89052fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton } 89152fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton 89252fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton bool call_callback = false; 89352fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton FileSpec::FileType file_type = eFileTypeUnknown; 89452fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton 89552fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton switch (dp->d_type) 89652fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton { 89752fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton default: 89852fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton case DT_UNKNOWN: file_type = eFileTypeUnknown; call_callback = true; break; 89952fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton case DT_FIFO: file_type = eFileTypePipe; call_callback = find_other; break; 90052fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton case DT_CHR: file_type = eFileTypeOther; call_callback = find_other; break; 90152fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton case DT_DIR: file_type = eFileTypeDirectory; call_callback = find_directories; break; 90252fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton case DT_BLK: file_type = eFileTypeOther; call_callback = find_other; break; 90352fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton case DT_REG: file_type = eFileTypeRegular; call_callback = find_files; break; 90452fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton case DT_LNK: file_type = eFileTypeSymbolicLink; call_callback = find_other; break; 90552fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton case DT_SOCK: file_type = eFileTypeSocket; call_callback = find_other; break; 906257082556976558deb1cb246d45c2ae1bdd7b34cGreg Clayton#if !defined(__OpenBSD__) 90752fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton case DT_WHT: file_type = eFileTypeOther; call_callback = find_other; break; 908257082556976558deb1cb246d45c2ae1bdd7b34cGreg Clayton#endif 90952fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton } 91052fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton 91152fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton if (call_callback) 91252fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton { 91352fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton char child_path[PATH_MAX]; 91452fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton const int child_path_len = ::snprintf (child_path, sizeof(child_path), "%s/%s", dir_path, dp->d_name); 9152bc9eb3ba78efc64a273729b480bafc3bbaa433aJohnny Chen if (child_path_len < (int)(sizeof(child_path) - 1)) 91652fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton { 91752fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton // Don't resolve the file type or path 91852fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton FileSpec child_path_spec (child_path, false); 91952fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton 92052fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton EnumerateDirectoryResult result = callback (callback_baton, file_type, child_path_spec); 92152fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton 92252fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton switch (result) 92352fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton { 92452fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton default: 92552fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton case eEnumerateDirectoryResultNext: 92652fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton // Enumerate next entry in the current directory. We just 92752fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton // exit this switch and will continue enumerating the 92852fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton // current directory as we currently are... 92952fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton break; 93052fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton 93152fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton case eEnumerateDirectoryResultEnter: // Recurse into the current entry if it is a directory or symlink, or next if not 93252fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton if (FileSpec::EnumerateDirectory (child_path, 93352fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton find_directories, 93452fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton find_files, 93552fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton find_other, 93652fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton callback, 93752fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton callback_baton) == eEnumerateDirectoryResultQuit) 93852fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton { 93952fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton // The subdirectory returned Quit, which means to 94052fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton // stop all directory enumerations at all levels. 94152fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton return eEnumerateDirectoryResultQuit; 94252fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton } 94352fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton break; 94452fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton 94552fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton case eEnumerateDirectoryResultExit: // Exit from the current directory at the current level. 94652fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton // Exit from this directory level and tell parent to 94752fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton // keep enumerating. 94852fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton return eEnumerateDirectoryResultNext; 94952fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton 95052fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton case eEnumerateDirectoryResultQuit: // Stop directory enumerations at any level 95152fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton return eEnumerateDirectoryResultQuit; 95252fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton } 95352fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton } 95452fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton } 95552fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton } 95652fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton } 95752fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton } 95852fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton // By default when exiting a directory, we tell the parent enumeration 95952fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton // to continue enumerating. 96052fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton return eEnumerateDirectoryResultNext; 96152fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton} 96252fd984f7e67c3a0ab18d5565f40356bcfa84822Greg Clayton 963