1 //===-- ASTDumper.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/Log.h"
11 #include "lldb/Expression/ASTDumper.h"
12 #include "lldb/Symbol/ClangASTType.h"
13
14 #include "llvm/Support/raw_ostream.h"
15
16 using namespace lldb_private;
17
ASTDumper(clang::Decl * decl)18 ASTDumper::ASTDumper (clang::Decl *decl)
19 {
20 clang::DeclContext *decl_ctx = llvm::dyn_cast<clang::DeclContext>(decl);
21
22 bool has_external_lexical_storage;
23 bool has_external_visible_storage;
24
25 if (decl_ctx)
26 {
27 has_external_lexical_storage = decl_ctx->hasExternalLexicalStorage();
28 has_external_visible_storage = decl_ctx->hasExternalVisibleStorage();
29 decl_ctx->setHasExternalLexicalStorage(false);
30 decl_ctx->setHasExternalVisibleStorage(false);
31 }
32
33 llvm::raw_string_ostream os(m_dump);
34 decl->print (os);
35 os.flush();
36
37 if (decl_ctx)
38 {
39 decl_ctx->setHasExternalLexicalStorage(has_external_lexical_storage);
40 decl_ctx->setHasExternalVisibleStorage(has_external_visible_storage);
41 }
42 }
43
ASTDumper(clang::DeclContext * decl_ctx)44 ASTDumper::ASTDumper (clang::DeclContext *decl_ctx)
45 {
46 bool has_external_lexical_storage = decl_ctx->hasExternalLexicalStorage();
47 bool has_external_visible_storage = decl_ctx->hasExternalVisibleStorage();
48
49 decl_ctx->setHasExternalLexicalStorage(false);
50 decl_ctx->setHasExternalVisibleStorage(false);
51
52 if (clang::Decl *decl = llvm::dyn_cast<clang::Decl>(decl_ctx))
53 {
54 llvm::raw_string_ostream os(m_dump);
55 decl->print (os);
56 os.flush();
57 }
58 else
59 {
60 m_dump.assign("<DeclContext is not a Decl>");
61 }
62
63 decl_ctx->setHasExternalLexicalStorage(has_external_lexical_storage);
64 decl_ctx->setHasExternalVisibleStorage(has_external_visible_storage);
65 }
66
ASTDumper(const clang::Type * type)67 ASTDumper::ASTDumper (const clang::Type *type)
68 {
69 m_dump = clang::QualType(type, 0).getAsString();
70 }
71
ASTDumper(clang::QualType type)72 ASTDumper::ASTDumper (clang::QualType type)
73 {
74 m_dump = type.getAsString();
75 }
76
ASTDumper(lldb::clang_type_t type)77 ASTDumper::ASTDumper (lldb::clang_type_t type)
78 {
79 m_dump = clang::QualType::getFromOpaquePtr(type).getAsString();
80 }
81
ASTDumper(const ClangASTType & clang_type)82 ASTDumper::ASTDumper (const ClangASTType &clang_type)
83 {
84 m_dump = clang_type.GetQualType().getAsString();
85 }
86
87
88 const char *
GetCString()89 ASTDumper::GetCString()
90 {
91 return m_dump.c_str();
92 }
93
ToSTDERR()94 void ASTDumper::ToSTDERR()
95 {
96 fprintf(stderr, "%s\n", m_dump.c_str());
97 }
98
ToLog(Log * log,const char * prefix)99 void ASTDumper::ToLog(Log *log, const char *prefix)
100 {
101 size_t len = m_dump.length() + 1;
102
103 char *alloc = (char*)malloc(len);
104 char *str = alloc;
105
106 memcpy(str, m_dump.c_str(), len);
107
108 char *end = NULL;
109
110 end = strchr(str, '\n');
111
112 while (end)
113 {
114 *end = '\0';
115
116 log->Printf("%s%s", prefix, str);
117
118 *end = '\n';
119
120 str = end + 1;
121 end = strchr(str, '\n');
122 }
123
124 log->Printf("%s%s", prefix, str);
125
126 free(alloc);
127 }
128
ToStream(lldb::StreamSP & stream)129 void ASTDumper::ToStream(lldb::StreamSP &stream)
130 {
131 stream->PutCString(m_dump.c_str());
132 }
133