1 //===-- FileLineResolver.cpp ------------------------------------*- C++ -*-===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9
10 #include "lldb/Core/FileLineResolver.h"
11
12 #include "lldb/Core/FileSpecList.h"
13 #include "lldb/Symbol/CompileUnit.h"
14 #include "lldb/Symbol/LineTable.h"
15 #include "lldb/Utility/ConstString.h"
16 #include "lldb/Utility/Stream.h"
17
18 #include <string>
19
20 namespace lldb_private {
21 class Address;
22 }
23
24 using namespace lldb;
25 using namespace lldb_private;
26
27 //----------------------------------------------------------------------
28 // FileLineResolver:
29 //----------------------------------------------------------------------
FileLineResolver(const FileSpec & file_spec,uint32_t line_no,bool check_inlines)30 FileLineResolver::FileLineResolver(const FileSpec &file_spec, uint32_t line_no,
31 bool check_inlines)
32 : Searcher(), m_file_spec(file_spec), m_line_number(line_no),
33 m_inlines(check_inlines) {}
34
~FileLineResolver()35 FileLineResolver::~FileLineResolver() {}
36
37 Searcher::CallbackReturn
SearchCallback(SearchFilter & filter,SymbolContext & context,Address * addr,bool containing)38 FileLineResolver::SearchCallback(SearchFilter &filter, SymbolContext &context,
39 Address *addr, bool containing) {
40 CompileUnit *cu = context.comp_unit;
41
42 if (m_inlines ||
43 m_file_spec.Compare(*cu, m_file_spec, (bool)m_file_spec.GetDirectory())) {
44 uint32_t start_file_idx = 0;
45 uint32_t file_idx =
46 cu->GetSupportFiles().FindFileIndex(start_file_idx, m_file_spec, false);
47 if (file_idx != UINT32_MAX) {
48 LineTable *line_table = cu->GetLineTable();
49 if (line_table) {
50 if (m_line_number == 0) {
51 // Match all lines in a file...
52 const bool append = true;
53 while (file_idx != UINT32_MAX) {
54 line_table->FineLineEntriesForFileIndex(file_idx, append,
55 m_sc_list);
56 // Get the next file index in case we have multiple file entries
57 // for the same file
58 file_idx = cu->GetSupportFiles().FindFileIndex(file_idx + 1,
59 m_file_spec, false);
60 }
61 } else {
62 // Match a specific line in a file...
63 }
64 }
65 }
66 }
67 return Searcher::eCallbackReturnContinue;
68 }
69
GetDepth()70 lldb::SearchDepth FileLineResolver::GetDepth() {
71 return lldb::eSearchDepthCompUnit;
72 }
73
GetDescription(Stream * s)74 void FileLineResolver::GetDescription(Stream *s) {
75 s->Printf("File and line resolver for file: \"%s\" line: %u",
76 m_file_spec.GetPath().c_str(), m_line_number);
77 }
78
Clear()79 void FileLineResolver::Clear() {
80 m_file_spec.Clear();
81 m_line_number = UINT32_MAX;
82 m_sc_list.Clear();
83 m_inlines = true;
84 }
85
Reset(const FileSpec & file_spec,uint32_t line,bool check_inlines)86 void FileLineResolver::Reset(const FileSpec &file_spec, uint32_t line,
87 bool check_inlines) {
88 m_file_spec = file_spec;
89 m_line_number = line;
90 m_sc_list.Clear();
91 m_inlines = check_inlines;
92 }
93