1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #ifndef TOOLS_GN_PATH_OUTPUT_H_
6 #define TOOLS_GN_PATH_OUTPUT_H_
11 #include "base/basictypes.h"
12 #include "base/strings/string_piece.h"
13 #include "tools/gn/escape.h"
14 #include "tools/gn/source_dir.h"
23 // Writes file names to streams assuming a certain input directory and
24 // escaping rules. This gives us a central place for managing this state.
27 // Controls whether writing directory names include the trailing slash.
28 // Often we don't want the trailing slash when writing out to a command line,
29 // especially on Windows where it's a backslash and might be interpreted as
30 // escaping the thing following it.
32 DIR_INCLUDE_LAST_SLASH,
36 PathOutput(const SourceDir& current_dir, EscapingMode escaping);
39 // Read-only since inverse_current_dir_ is computed depending on this.
40 EscapingMode escaping_mode() const { return options_.mode; }
42 const SourceDir& current_dir() const { return current_dir_; }
44 // Getter/setters for flags inside the escape options.
45 bool inhibit_quoting() const { return options_.inhibit_quoting; }
46 void set_inhibit_quoting(bool iq) { options_.inhibit_quoting = iq; }
47 void set_escape_platform(EscapingPlatform p) { options_.platform = p; }
49 void WriteFile(std::ostream& out, const SourceFile& file) const;
50 void WriteFile(std::ostream& out, const OutputFile& file) const;
51 void WriteFile(std::ostream& out, const base::FilePath& file) const;
53 // This variant assumes the dir ends in a trailing slash or is empty.
54 void WriteDir(std::ostream& out,
56 DirSlashEnding slash_ending) const;
58 void WriteDir(std::ostream& out,
59 const OutputFile& file,
60 DirSlashEnding slash_ending) const;
62 // Backend for WriteFile and WriteDir. This appends the given file or
63 // directory string to the file.
64 void WritePathStr(std::ostream& out, const base::StringPiece& str) const;
67 // Takes the given string and writes it out, appending to the inverse
68 // current dir. This assumes leading slashes have been trimmed.
69 void WriteSourceRelativeString(std::ostream& out,
70 const base::StringPiece& str) const;
72 SourceDir current_dir_;
74 // Uses system slashes if convert_slashes_to_system_.
75 std::string inverse_current_dir_;
77 // Since the inverse_current_dir_ depends on some of these, we don't expose
78 // this directly to modification.
79 EscapeOptions options_;
82 #endif // TOOLS_GN_PATH_OUTPUT_H_