oparchive_options.cpp revision 8cfa702f803c5ef6a2b062a489a1b2cf66b45b5e 
1/**
2 * @file oparchive_options.cpp
3 * Options for oparchive tool
4 *
5 * @remark Copyright 2002, 2003, 2004 OProfile authors
6 * @remark Read the file COPYING
7 *
8 * @author William Cohen
9 * @author Philippe Elie
10 */
11
12#include <vector>
13#include <list>
14#include <iostream>
15#include <algorithm>
16#include <iterator>
17#include <fstream>
18
19#include "profile_spec.h"
20#include "arrange_profiles.h"
21#include "oparchive_options.h"
22#include "popt_options.h"
23#include "string_filter.h"
24#include "file_manip.h"
25#include "cverb.h"
26
27
28using namespace std;
29
30profile_classes classes;
31list<string> sample_files;
32
33namespace options {
34	demangle_type demangle = dmt_normal;
35	bool exclude_dependent;
36	merge_option merge_by;
37	string outdirectory;
38	bool list_files;
39}
40
41
42namespace {
43
44vector<string> mergespec;
45
46popt::option options_array[] = {
47	popt::option(options::outdirectory, "output-directory", 'o',
48	             "output to the given directory", "directory"),
49	popt::option(options::exclude_dependent, "exclude-dependent", 'x',
50		     "exclude libs, kernel, and module samples for applications"),
51	popt::option(options::list_files, "list-files", 'l',
52		     "just list the files necessary, don't produce the archive")
53};
54
55
56/**
57 * check incompatible or meaningless options
58 *
59 */
60void check_options()
61{
62	using namespace options;
63
64	/* output directory is required */
65	if (!list_files) {
66		if (outdirectory.size() == 0) {
67			cerr << "Requires --output-directory option." << endl;
68			exit(EXIT_FAILURE);
69		}
70		string realpath = op_realpath(outdirectory);
71		if (realpath == "/") {
72			cerr << "Invalid --output-directory: /" << endl;
73			exit(EXIT_FAILURE);
74		}
75	}
76}
77
78}  // anonymous namespace
79
80
81void handle_options(options::spec const & spec)
82{
83	using namespace options;
84
85	if (spec.first.size()) {
86		cerr << "differential profiles not allowed" << endl;
87		exit(EXIT_FAILURE);
88	}
89
90	// merging doesn't occur in oparchive but we must allow it to avoid
91	// triggering sanity checking in arrange_profiles()
92	merge_by.cpu = true;
93	merge_by.lib = true;
94	merge_by.tid = true;
95	merge_by.tgid = true;
96	merge_by.unitmask = true;
97	check_options();
98
99	profile_spec const pspec =
100		profile_spec::create(spec.common, image_path, root_path);
101
102	sample_files = pspec.generate_file_list(exclude_dependent, false);
103
104	cverb << vsfile << "Matched sample files: " << sample_files.size()
105	      << endl;
106	copy(sample_files.begin(), sample_files.end(),
107	     ostream_iterator<string>(cverb << vsfile, "\n"));
108
109	classes = arrange_profiles(sample_files, merge_by,
110				   pspec.extra_found_images);
111
112	cverb << vsfile << "profile_classes:\n" << classes << endl;
113
114	if (classes.v.empty()) {
115		cerr << "error: no sample files found: profile specification "
116		     "too strict ?" << endl;
117		exit(EXIT_FAILURE);
118	}
119}
120