diff options
Diffstat (limited to 'source/Host/common/Host.cpp')
| -rw-r--r-- | source/Host/common/Host.cpp | 192 |
1 files changed, 186 insertions, 6 deletions
diff --git a/source/Host/common/Host.cpp b/source/Host/common/Host.cpp index 296e4b40bf01..262776f6c719 100644 --- a/source/Host/common/Host.cpp +++ b/source/Host/common/Host.cpp @@ -22,6 +22,7 @@ #include <grp.h> #include <netdb.h> #include <pwd.h> +#include <sys/stat.h> #endif #if !defined (__GNU__) && !defined (_WIN32) @@ -33,6 +34,7 @@ #include <mach/mach_port.h> #include <mach/mach_init.h> #include <mach-o/dyld.h> +#include <AvailabilityMacros.h> #endif #if defined (__linux__) || defined (__FreeBSD__) || defined (__FreeBSD_kernel__) @@ -978,6 +980,7 @@ Host::GetLLDBPath (PathType path_type, FileSpec &file_spec) // on linux this is assumed to be the "lldb" main executable. If LLDB on // linux is actually in a shared library (liblldb.so) then this function will // need to be modified to "do the right thing". + Log *log = lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_HOST); switch (path_type) { @@ -988,6 +991,8 @@ Host::GetLLDBPath (PathType path_type, FileSpec &file_spec) { FileSpec lldb_file_spec (Host::GetModuleFileSpecForHostAddress ((void *)Host::GetLLDBPath)); g_lldb_so_dir = lldb_file_spec.GetDirectory(); + if (log) + log->Printf("Host::GetLLDBPath(ePathTypeLLDBShlibDir) => '%s'", g_lldb_so_dir.GetCString()); } file_spec.GetDirectory() = g_lldb_so_dir; return (bool)file_spec.GetDirectory(); @@ -1011,7 +1016,11 @@ Host::GetLLDBPath (PathType path_type, FileSpec &file_spec) if (framework_pos) { framework_pos += strlen("LLDB.framework"); -#if !defined (__arm__) +#if defined (__arm__) + // Shallow bundle + *framework_pos = '\0'; +#else + // Normal bundle ::strncpy (framework_pos, "/Resources", PATH_MAX - (framework_pos - raw_path)); #endif } @@ -1019,6 +1028,8 @@ Host::GetLLDBPath (PathType path_type, FileSpec &file_spec) FileSpec::Resolve (raw_path, resolved_path, sizeof(resolved_path)); g_lldb_support_exe_dir.SetCString(resolved_path); } + if (log) + log->Printf("Host::GetLLDBPath(ePathTypeSupportExecutableDir) => '%s'", g_lldb_support_exe_dir.GetCString()); } file_spec.GetDirectory() = g_lldb_support_exe_dir; return (bool)file_spec.GetDirectory(); @@ -1051,6 +1062,8 @@ Host::GetLLDBPath (PathType path_type, FileSpec &file_spec) // TODO: Anyone know how we can determine this for linux? Other systems?? g_lldb_headers_dir.SetCString ("/opt/local/include/lldb"); #endif + if (log) + log->Printf("Host::GetLLDBPath(ePathTypeHeaderDir) => '%s'", g_lldb_headers_dir.GetCString()); } file_spec.GetDirectory() = g_lldb_headers_dir; return (bool)file_spec.GetDirectory(); @@ -1096,6 +1109,10 @@ Host::GetLLDBPath (PathType path_type, FileSpec &file_spec) FileSpec::Resolve (raw_path, resolved_path, sizeof(resolved_path)); g_lldb_python_dir.SetCString(resolved_path); } + + if (log) + log->Printf("Host::GetLLDBPath(ePathTypePythonDir) => '%s'", g_lldb_python_dir.GetCString()); + } file_spec.GetDirectory() = g_lldb_python_dir; return (bool)file_spec.GetDirectory(); @@ -1136,6 +1153,10 @@ Host::GetLLDBPath (PathType path_type, FileSpec &file_spec) g_lldb_system_plugin_dir.SetCString(lldb_file_spec.GetPath().c_str()); } #endif // __APPLE__ || __linux__ + + if (log) + log->Printf("Host::GetLLDBPath(ePathTypeLLDBSystemPlugins) => '%s'", g_lldb_system_plugin_dir.GetCString()); + } if (g_lldb_system_plugin_dir) @@ -1194,6 +1215,8 @@ Host::GetLLDBPath (PathType path_type, FileSpec &file_spec) if (lldb_file_spec.Exists()) g_lldb_user_plugin_dir.SetCString(lldb_file_spec.GetPath().c_str()); + if (log) + log->Printf("Host::GetLLDBPath(ePathTypeLLDBUserPlugins) => '%s'", g_lldb_user_plugin_dir.GetCString()); } file_spec.GetDirectory() = g_lldb_user_plugin_dir; return (bool)file_spec.GetDirectory(); @@ -1546,7 +1569,7 @@ Host::RunShellCommand (const char *command, return error; } -#if defined(__linux__) or defined(__FreeBSD__) +#if defined(__linux__) || defined(__FreeBSD__) // The functions below implement process launching via posix_spawn() for Linux // and FreeBSD. @@ -1826,11 +1849,168 @@ Host::LaunchApplication (const FileSpec &app_file_spec) return LLDB_INVALID_PROCESS_ID; } -uint32_t -Host::MakeDirectory (const char* path, mode_t mode) +#endif + + +#ifdef LLDB_DISABLE_POSIX + +Error +Host::MakeDirectory (const char* path, uint32_t mode) +{ + Error error; + error.SetErrorStringWithFormat("%s in not implemented on this host", __PRETTY_FUNCTION__); + return error; +} + +Error +Host::GetFilePermissions (const char* path, uint32_t &file_permissions) { - return UINT32_MAX; + Error error; + error.SetErrorStringWithFormat("%s is not supported on this host", __PRETTY_FUNCTION__); + return error; } + +Error +Host::SetFilePermissions (const char* path, uint32_t file_permissions) +{ + Error error; + error.SetErrorStringWithFormat("%s is not supported on this host", __PRETTY_FUNCTION__); + return error; +} + +Error +Host::Symlink (const char *src, const char *dst) +{ + Error error; + error.SetErrorStringWithFormat("%s is not supported on this host", __PRETTY_FUNCTION__); + return error; +} + +Error +Host::Readlink (const char *path, char *buf, size_t buf_len) +{ + Error error; + error.SetErrorStringWithFormat("%s is not supported on this host", __PRETTY_FUNCTION__); + return error; +} + +Error +Host::Unlink (const char *path) +{ + Error error; + error.SetErrorStringWithFormat("%s is not supported on this host", __PRETTY_FUNCTION__); + return error; +} + +#else + +Error +Host::MakeDirectory (const char* path, uint32_t file_permissions) +{ + Error error; + if (path && path[0]) + { + if (::mkdir(path, file_permissions) != 0) + { + error.SetErrorToErrno(); + switch (error.GetError()) + { + case ENOENT: + { + // Parent directory doesn't exist, so lets make it if we can + FileSpec spec(path, false); + if (spec.GetDirectory() && spec.GetFilename()) + { + // Make the parent directory and try again + Error error2 = Host::MakeDirectory(spec.GetDirectory().GetCString(), file_permissions); + if (error2.Success()) + { + // Try and make the directory again now that the parent directory was made successfully + if (::mkdir(path, file_permissions) == 0) + error.Clear(); + else + error.SetErrorToErrno(); + } + } + } + break; + case EEXIST: + { + FileSpec path_spec(path, false); + if (path_spec.IsDirectory()) + error.Clear(); // It is a directory and it already exists + } + break; + } + } + } + else + { + error.SetErrorString("empty path"); + } + return error; +} + +Error +Host::GetFilePermissions (const char* path, uint32_t &file_permissions) +{ + Error error; + struct stat file_stats; + if (::stat (path, &file_stats) == 0) + { + // The bits in "st_mode" currently match the definitions + // for the file mode bits in unix. + file_permissions = file_stats.st_mode & (S_IRWXU | S_IRWXG | S_IRWXO); + } + else + { + error.SetErrorToErrno(); + } + return error; +} + +Error +Host::SetFilePermissions (const char* path, uint32_t file_permissions) +{ + Error error; + if (::chmod(path, file_permissions) != 0) + error.SetErrorToErrno(); + return error; +} + +Error +Host::Symlink (const char *src, const char *dst) +{ + Error error; + if (::symlink(dst, src) == -1) + error.SetErrorToErrno(); + return error; +} + +Error +Host::Unlink (const char *path) +{ + Error error; + if (::unlink(path) == -1) + error.SetErrorToErrno(); + return error; +} + +Error +Host::Readlink (const char *path, char *buf, size_t buf_len) +{ + Error error; + ssize_t count = ::readlink(path, buf, buf_len); + if (count < 0) + error.SetErrorToErrno(); + else if (count < (buf_len-1)) + buf[count] = '\0'; // Success + else + error.SetErrorString("'buf' buffer is too small to contain link contents"); + return error; +} + + #endif typedef std::map<lldb::user_id_t, lldb::FileSP> FDToFileMap; @@ -1843,7 +2023,7 @@ FDToFileMap& GetFDToFileMap() lldb::user_id_t Host::OpenFile (const FileSpec& file_spec, uint32_t flags, - mode_t mode, + uint32_t mode, Error &error) { std::string path (file_spec.GetPath()); 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