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7e1edb90 ILT |
1 | // parameters.h -- general parameters for a link using gold -*- C++ -*- |
2 | ||
3 | #ifndef GOLD_PARAMETERS_H | |
4 | #define GOLD_PARAMETERS_H | |
5 | ||
6 | namespace gold | |
7 | { | |
8 | ||
9 | class General_options; | |
10 | ||
11 | // Here we define the Parameters class which simply holds simple | |
12 | // general parameters which apply to the entire link. We use a global | |
13 | // variable for this. This is in contrast to the General_options | |
14 | // class, which holds the complete state of position independent | |
15 | // command line options. The hope is that Parameters will stay fairly | |
16 | // simple, so that if this turns into a library it will be clear how | |
17 | // these parameters should be set. | |
18 | ||
19 | class Parameters | |
20 | { | |
21 | public: | |
22 | Parameters(const General_options*); | |
23 | ||
24 | // Whether we are generating a regular executable. | |
25 | bool | |
26 | output_is_executable() const | |
27 | { return this->output_file_type_ == OUTPUT_EXECUTABLE; } | |
28 | ||
29 | // Whether we are generating a shared library. | |
30 | bool | |
31 | output_is_shared() const | |
32 | { return this->output_file_type_ == OUTPUT_SHARED; } | |
33 | ||
34 | // Whether we are generating an object file. | |
35 | bool | |
36 | output_is_object() const | |
37 | { return this->output_file_type_ == OUTPUT_OBJECT; } | |
38 | ||
39 | // The general linker optimization level. | |
40 | int | |
41 | optimization_level() const | |
42 | { return this->optimization_level_; } | |
43 | ||
44 | private: | |
45 | // The types of output files. | |
46 | enum Output_file_type | |
47 | { | |
48 | // Generating executable. | |
49 | OUTPUT_EXECUTABLE, | |
50 | // Generating shared library. | |
51 | OUTPUT_SHARED, | |
52 | // Generating object file. | |
53 | OUTPUT_OBJECT | |
54 | }; | |
55 | ||
56 | // The type of the output file. | |
57 | Output_file_type output_file_type_; | |
58 | // The optimization level. | |
59 | int optimization_level_; | |
60 | }; | |
61 | ||
62 | // This is a global variable. | |
63 | extern const Parameters* parameters; | |
64 | ||
65 | // Initialize the global variable. | |
66 | extern void initialize_parameters(const General_options*); | |
67 | ||
68 | } // End namespace gold. | |
69 | ||
70 | #endif // !defined(GOLD_PARAMATERS_H) |