#include "llvm/ADT/Twine.h"
#include "llvm/Support/DataTypes.h"
#include "llvm/Support/ErrorHandling.h"
-#include "llvm/Support/PathV1.h"
#include "llvm/Support/system_error.h"
#include <ctime>
#include <iterator>
#include <stack>
#include <string>
+#include <vector>
#if HAVE_SYS_STAT_H
#include <sys/stat.h>
class file_status
{
#if defined(LLVM_ON_UNIX)
- dev_t st_dev;
- ino_t st_ino;
+ dev_t fs_st_dev;
+ ino_t fs_st_ino;
#elif defined (LLVM_ON_WIN32)
uint32_t LastWriteTimeHigh;
uint32_t LastWriteTimeLow;
void type(file_type v) { Type = v; }
};
+/// file_magic - An "enum class" enumeration of file types based on magic (the first
+/// N bytes of the file).
+struct file_magic {
+ enum _ {
+ unknown = 0, ///< Unrecognized file
+ bitcode, ///< Bitcode file
+ archive, ///< ar style archive file
+ elf_relocatable, ///< ELF Relocatable object file
+ elf_executable, ///< ELF Executable image
+ elf_shared_object, ///< ELF dynamically linked shared lib
+ elf_core, ///< ELF core image
+ macho_object, ///< Mach-O Object file
+ macho_executable, ///< Mach-O Executable
+ macho_fixed_virtual_memory_shared_lib, ///< Mach-O Shared Lib, FVM
+ macho_core, ///< Mach-O Core File
+ macho_preload_executabl, ///< Mach-O Preloaded Executable
+ macho_dynamically_linked_shared_lib, ///< Mach-O dynlinked shared lib
+ macho_dynamic_linker, ///< The Mach-O dynamic linker
+ macho_bundle, ///< Mach-O Bundle file
+ macho_dynamically_linked_shared_lib_stub, ///< Mach-O Shared lib stub
+ macho_dsym_companion, ///< Mach-O dSYM companion file
+ coff_object, ///< COFF object file
+ pecoff_executable ///< PECOFF executable file
+ };
+
+ bool is_object() const {
+ return v_ == unknown ? false : true;
+ }
+
+ file_magic() : v_(unknown) {}
+ file_magic(_ v) : v_(v) {}
+ explicit file_magic(int v) : v_(_(v)) {}
+ operator int() const {return v_;}
+
+private:
+ int v_;
+};
+
/// @}
/// @name Physical Operators
/// @{
/// platform specific error_code.
error_code equivalent(const Twine &A, const Twine &B, bool &result);
+/// @brief Simpler version of equivalent for clients that don't need to
+/// differentiate between an error and false.
+inline bool equivalent(const Twine &A, const Twine &B) {
+ bool result;
+ return !equivalent(A, B, result) && result;
+}
+
/// @brief Get file size.
///
/// @param path Input path.
/// @results errc::success if result_{fd,path} have been successfully set,
/// otherwise a platform specific error_code.
error_code unique_file(const Twine &model, int &result_fd,
- SmallVectorImpl<char> &result_path,
- bool makeAbsolute = true);
+ SmallVectorImpl<char> &result_path,
+ bool makeAbsolute = true, unsigned mode = 0600);
/// @brief Canonicalize path.
///
error_code get_magic(const Twine &path, uint32_t len,
SmallVectorImpl<char> &result);
+/// @brief Identify the type of a binary file based on how magical it is.
+file_magic identify_magic(StringRef magic);
+
/// @brief Get and identify \a path's type based on its content.
///
/// @param path Input path.
/// @param result Set to the type of file, or LLVMFileType::Unknown_FileType.
/// @results errc::success if result has been successfully set, otherwise a
/// platform specific error_code.
-error_code identify_magic(const Twine &path, LLVMFileType &result);
+error_code identify_magic(const Twine &path, file_magic &result);
/// @brief Get library paths the system linker uses.
///
return *this;
}
- const directory_entry &operator*() const { return *State->Stack.top(); };
- const directory_entry *operator->() const { return &*State->Stack.top(); };
+ const directory_entry &operator*() const { return *State->Stack.top(); }
+ const directory_entry *operator->() const { return &*State->Stack.top(); }
// observers
/// Gets the current level. Starting path is at level 0.