nik updated this revision to Diff 129427.
nik added a comment.
Used macros as in a previous version to make it less verbose and error prone.
Repository:
rC Clang
https://reviews.llvm.org/D39903
Files:
include/clang-c/Index.h
test/Index/print-display-names.cpp
tools/c-index-test/c-index-test.c
tools/libclang/CIndex.cpp
tools/libclang/libclang.exports
Index: tools/libclang/libclang.exports
===================================================================
--- tools/libclang/libclang.exports
+++ tools/libclang/libclang.exports
@@ -178,6 +178,8 @@
clang_getCursorCompletionString
clang_getCursorDefinition
clang_getCursorDisplayName
+clang_getCursorPrintingPolicy
+clang_getCursorPrettyPrinted
clang_getCursorExtent
clang_getCursorExceptionSpecificationType
clang_getCursorKind
@@ -359,3 +361,6 @@
clang_EvalResult_getAsDouble
clang_EvalResult_getAsStr
clang_EvalResult_dispose
+clang_PrintingPolicy_get
+clang_PrintingPolicy_set
+clang_PrintingPolicy_dispose
Index: tools/libclang/CIndex.cpp
===================================================================
--- tools/libclang/CIndex.cpp
+++ tools/libclang/CIndex.cpp
@@ -4706,6 +4706,125 @@
return cxstring::createSet(Manglings);
}
+CXPrintingPolicy clang_getCursorPrintingPolicy(CXCursor C) {
+ if (clang_Cursor_isNull(C))
+ return 0;
+ return new PrintingPolicy(getCursorContext(C).getPrintingPolicy());
+}
+
+void clang_PrintingPolicy_dispose(CXPrintingPolicy Policy) {
+ if (Policy)
+ delete static_cast<PrintingPolicy *>(Policy);
+}
+
+#define HANDLE_CASE(P, PROPERTY_NAME) \
+ case CXPrintingPolicy_##PROPERTY_NAME: \
+ return P->PROPERTY_NAME;
+
+unsigned clang_PrintingPolicy_get(CXPrintingPolicy Policy,
+ enum CXPrintingPolicyProperty Property) {
+ if (!Policy)
+ return 0;
+
+ PrintingPolicy *P = static_cast<PrintingPolicy *>(Policy);
+ switch (Property) {
+ HANDLE_CASE(P, Indentation)
+ HANDLE_CASE(P, SuppressSpecifiers)
+ HANDLE_CASE(P, SuppressTagKeyword)
+ HANDLE_CASE(P, IncludeTagDefinition)
+ HANDLE_CASE(P, SuppressScope)
+ HANDLE_CASE(P, SuppressUnwrittenScope)
+ HANDLE_CASE(P, SuppressInitializers)
+ HANDLE_CASE(P, ConstantArraySizeAsWritten)
+ HANDLE_CASE(P, AnonymousTagLocations)
+ HANDLE_CASE(P, SuppressStrongLifetime)
+ HANDLE_CASE(P, SuppressLifetimeQualifiers)
+ HANDLE_CASE(P, SuppressTemplateArgsInCXXConstructors)
+ HANDLE_CASE(P, Bool)
+ HANDLE_CASE(P, Restrict)
+ HANDLE_CASE(P, Alignof)
+ HANDLE_CASE(P, UnderscoreAlignof)
+ HANDLE_CASE(P, UseVoidForZeroParams)
+ HANDLE_CASE(P, TerseOutput)
+ HANDLE_CASE(P, PolishForDeclaration)
+ HANDLE_CASE(P, Half)
+ HANDLE_CASE(P, MSWChar)
+ HANDLE_CASE(P, IncludeNewlines)
+ HANDLE_CASE(P, MSVCFormatting)
+ HANDLE_CASE(P, ConstantsAsWritten)
+ HANDLE_CASE(P, SuppressImplicitBase)
+ HANDLE_CASE(P, FullyQualifiedName)
+ }
+
+ return 0;
+}
+
+#undef HANDLE_CASE
+#define HANDLE_CASE(P, PROPERTY_NAME, VALUE) \
+ case CXPrintingPolicy_##PROPERTY_NAME: \
+ P->PROPERTY_NAME = VALUE; \
+ break;
+
+void clang_PrintingPolicy_set(CXPrintingPolicy Policy,
+ enum CXPrintingPolicyProperty Property,
+ unsigned Value) {
+ if (!Policy)
+ return;
+
+ PrintingPolicy *P = static_cast<PrintingPolicy *>(Policy);
+ switch (Property) {
+ HANDLE_CASE(P, Indentation, Value)
+ HANDLE_CASE(P, SuppressSpecifiers, Value)
+ HANDLE_CASE(P, SuppressTagKeyword, Value)
+ HANDLE_CASE(P, IncludeTagDefinition, Value)
+ HANDLE_CASE(P, SuppressScope, Value)
+ HANDLE_CASE(P, SuppressUnwrittenScope, Value)
+ HANDLE_CASE(P, SuppressInitializers, Value)
+ HANDLE_CASE(P, ConstantArraySizeAsWritten, Value)
+ HANDLE_CASE(P, AnonymousTagLocations, Value)
+ HANDLE_CASE(P, SuppressStrongLifetime, Value)
+ HANDLE_CASE(P, SuppressLifetimeQualifiers, Value)
+ HANDLE_CASE(P, SuppressTemplateArgsInCXXConstructors, Value)
+ HANDLE_CASE(P, Bool, Value)
+ HANDLE_CASE(P, Restrict, Value)
+ HANDLE_CASE(P, Alignof, Value)
+ HANDLE_CASE(P, UnderscoreAlignof, Value)
+ HANDLE_CASE(P, UseVoidForZeroParams, Value)
+ HANDLE_CASE(P, TerseOutput, Value)
+ HANDLE_CASE(P, PolishForDeclaration, Value)
+ HANDLE_CASE(P, Half, Value)
+ HANDLE_CASE(P, MSWChar, Value)
+ HANDLE_CASE(P, IncludeNewlines, Value)
+ HANDLE_CASE(P, MSVCFormatting, Value)
+ HANDLE_CASE(P, ConstantsAsWritten, Value)
+ HANDLE_CASE(P, SuppressImplicitBase, Value)
+ HANDLE_CASE(P, FullyQualifiedName, Value)
+ }
+}
+
+#undef HANDLE_CASE
+
+CXString clang_getCursorPrettyPrinted(CXCursor C, CXPrintingPolicy cxPolicy) {
+ if (clang_Cursor_isNull(C))
+ return cxstring::createEmpty();
+
+ if (clang_isDeclaration(C.kind)) {
+ const Decl *D = getCursorDecl(C);
+ if (!D)
+ return cxstring::createEmpty();
+
+ SmallString<128> Str;
+ llvm::raw_svector_ostream OS(Str);
+ PrintingPolicy *UserPolicy = static_cast<PrintingPolicy *>(cxPolicy);
+ D->print(OS, UserPolicy ? *UserPolicy
+ : getCursorContext(C).getPrintingPolicy());
+
+ return cxstring::createDup(OS.str());
+ }
+
+ return cxstring::createEmpty();
+}
+
CXString clang_getCursorDisplayName(CXCursor C) {
if (!clang_isDeclaration(C.kind))
return clang_getCursorSpelling(C);
Index: tools/c-index-test/c-index-test.c
===================================================================
--- tools/c-index-test/c-index-test.c
+++ tools/c-index-test/c-index-test.c
@@ -86,6 +86,68 @@
return options;
}
+static void ModifyPrintingPolicyAccordingToEnv(CXPrintingPolicy Policy) {
+ struct Mapping {
+ const char *name;
+ enum CXPrintingPolicyProperty property;
+ } mappings[] = {
+ {"CINDEXTEST_PRINTINGPOLICY_INDENTATION", CXPrintingPolicy_Indentation},
+ {"CINDEXTEST_PRINTINGPOLICY_SUPPRESSSPECIFIERS",
+ CXPrintingPolicy_SuppressSpecifiers},
+ {"CINDEXTEST_PRINTINGPOLICY_SUPPRESSTAGKEYWORD",
+ CXPrintingPolicy_SuppressTagKeyword},
+ {"CINDEXTEST_PRINTINGPOLICY_INCLUDETAGDEFINITION",
+ CXPrintingPolicy_IncludeTagDefinition},
+ {"CINDEXTEST_PRINTINGPOLICY_SUPPRESSSCOPE",
+ CXPrintingPolicy_SuppressScope},
+ {"CINDEXTEST_PRINTINGPOLICY_SUPPRESSUNWRITTENSCOPE",
+ CXPrintingPolicy_SuppressUnwrittenScope},
+ {"CINDEXTEST_PRINTINGPOLICY_SUPPRESSINITIALIZERS",
+ CXPrintingPolicy_SuppressInitializers},
+ {"CINDEXTEST_PRINTINGPOLICY_CONSTANTARRAYSIZEASWRITTEN",
+ CXPrintingPolicy_ConstantArraySizeAsWritten},
+ {"CINDEXTEST_PRINTINGPOLICY_ANONYMOUSTAGLOCATIONS",
+ CXPrintingPolicy_AnonymousTagLocations},
+ {"CINDEXTEST_PRINTINGPOLICY_SUPPRESSSTRONGLIFETIME",
+ CXPrintingPolicy_SuppressStrongLifetime},
+ {"CINDEXTEST_PRINTINGPOLICY_SUPPRESSLIFETIMEQUALIFIERS",
+ CXPrintingPolicy_SuppressLifetimeQualifiers},
+ {"CINDEXTEST_PRINTINGPOLICY_SUPPRESSTEMPLATEARGSINCXXCONSTRUCTORS",
+ CXPrintingPolicy_SuppressTemplateArgsInCXXConstructors},
+ {"CINDEXTEST_PRINTINGPOLICY_BOOL", CXPrintingPolicy_Bool},
+ {"CINDEXTEST_PRINTINGPOLICY_RESTRICT", CXPrintingPolicy_Restrict},
+ {"CINDEXTEST_PRINTINGPOLICY_ALIGNOF", CXPrintingPolicy_Alignof},
+ {"CINDEXTEST_PRINTINGPOLICY_UNDERSCOREALIGNOF",
+ CXPrintingPolicy_UnderscoreAlignof},
+ {"CINDEXTEST_PRINTINGPOLICY_USEVOIDFORZEROPARAMS",
+ CXPrintingPolicy_UseVoidForZeroParams},
+ {"CINDEXTEST_PRINTINGPOLICY_TERSEOUTPUT", CXPrintingPolicy_TerseOutput},
+ {"CINDEXTEST_PRINTINGPOLICY_POLISHFORDECLARATION",
+ CXPrintingPolicy_PolishForDeclaration},
+ {"CINDEXTEST_PRINTINGPOLICY_HALF", CXPrintingPolicy_Half},
+ {"CINDEXTEST_PRINTINGPOLICY_MSWCHAR", CXPrintingPolicy_MSWChar},
+ {"CINDEXTEST_PRINTINGPOLICY_INCLUDENEWLINES",
+ CXPrintingPolicy_IncludeNewlines},
+ {"CINDEXTEST_PRINTINGPOLICY_MSVCFORMATTING",
+ CXPrintingPolicy_MSVCFormatting},
+ {"CINDEXTEST_PRINTINGPOLICY_CONSTANTSASWRITTEN",
+ CXPrintingPolicy_ConstantsAsWritten},
+ {"CINDEXTEST_PRINTINGPOLICY_SUPPRESSIMPLICITBASE",
+ CXPrintingPolicy_SuppressImplicitBase},
+ {"CINDEXTEST_PRINTINGPOLICY_FULLYQUALIFIEDNAME",
+ CXPrintingPolicy_FullyQualifiedName},
+ };
+
+ unsigned i;
+ for (i = 0; i < sizeof(mappings) / sizeof(struct Mapping); i++) {
+ char *value = getenv(mappings[i].name);
+ if (value) {
+ clang_PrintingPolicy_set(Policy, mappings[i].property,
+ (unsigned)strtoul(value, 0L, 10));
+ }
+ }
+}
+
/** \brief Returns 0 in case of success, non-zero in case of a failure. */
static int checkForErrors(CXTranslationUnit TU);
@@ -356,7 +418,11 @@
PrintExtent(stdout, begin_line, begin_column, end_line, end_column);
}
-int want_display_name = 0;
+static enum DisplayType {
+ DisplayType_Spelling,
+ DisplayType_DisplayName,
+ DisplayType_Pretty
+} wanted_display_type = DisplayType_Spelling;
static void printVersion(const char *Prefix, CXVersion Version) {
if (Version.Major < 0)
@@ -656,6 +722,24 @@
return (int)lhs->col - (int)rhs->col;
}
+static CXString CursorToText(CXCursor Cursor) {
+ switch (wanted_display_type) {
+ case DisplayType_Spelling:
+ return clang_getCursorSpelling(Cursor);
+ case DisplayType_DisplayName:
+ return clang_getCursorDisplayName(Cursor);
+ case DisplayType_Pretty:
+ default: {
+ CXString text;
+ CXPrintingPolicy Policy = clang_getCursorPrintingPolicy(Cursor);
+ ModifyPrintingPolicyAccordingToEnv(Policy);
+ text = clang_getCursorPrettyPrinted(Cursor, Policy);
+ clang_PrintingPolicy_dispose(Policy);
+ return text;
+ }
+ }
+}
+
static void PrintCursor(CXCursor Cursor, const char *CommentSchemaFile) {
CXTranslationUnit TU = clang_Cursor_getTranslationUnit(Cursor);
if (clang_isInvalid(Cursor.kind)) {
@@ -682,8 +766,7 @@
int I;
ks = clang_getCursorKindSpelling(Cursor.kind);
- string = want_display_name? clang_getCursorDisplayName(Cursor)
- : clang_getCursorSpelling(Cursor);
+ string = CursorToText(Cursor);
printf("%s=%s", clang_getCString(ks),
clang_getCString(string));
clang_disposeString(ks);
@@ -1686,7 +1769,12 @@
else if (!strcmp(filter, "all-display") ||
!strcmp(filter, "local-display")) {
ck = NULL;
- want_display_name = 1;
+ wanted_display_type = DisplayType_DisplayName;
+ }
+ else if (!strcmp(filter, "all-pretty") ||
+ !strcmp(filter, "local-pretty")) {
+ ck = NULL;
+ wanted_display_type = DisplayType_Pretty;
}
else if (!strcmp(filter, "none")) K = (enum CXCursorKind) ~0;
else if (!strcmp(filter, "category")) K = CXCursor_ObjCCategoryDecl;
@@ -1754,8 +1842,11 @@
const char *InvocationPath;
Idx = clang_createIndex(/* excludeDeclsFromPCH */
- (!strcmp(filter, "local") ||
- !strcmp(filter, "local-display"))? 1 : 0,
+ (!strcmp(filter, "local") ||
+ !strcmp(filter, "local-display") ||
+ !strcmp(filter, "local-pretty"))
+ ? 1
+ : 0,
/* displayDiagnostics=*/1);
InvocationPath = getenv("CINDEXTEST_INVOCATION_EMISSION_PATH");
if (InvocationPath)
Index: test/Index/print-display-names.cpp
===================================================================
--- test/Index/print-display-names.cpp
+++ test/Index/print-display-names.cpp
@@ -12,9 +12,20 @@
template<> void g<int>(ClassTmpl<int, int>);
-// RUN: c-index-test -test-load-source all-display %s | FileCheck %s
-// CHECK: print-display-names.cpp:2:7: ClassTemplate=ClassTmpl<T, typename>:2:7
-// CHECK: print-display-names.cpp:6:16: ClassDecl=ClassTmpl<Integer, Integer>:6:16 (Definition)
-// CHECK: print-display-names.cpp:8:6: FunctionDecl=f(ClassTmpl<float, Integer>):8:6
-// CHECK: print-display-names.cpp:11:6: FunctionTemplate=g(ClassTmpl<T, T>):11:6
-// CHECK: print-display-names.cpp:13:17: FunctionDecl=g<>(ClassTmpl<int, int>):13:17 [Specialization of g:11:6]
+// RUN: c-index-test -test-load-source all-display %s | FileCheck %s --check-prefix=DISPLAY_NAME
+// DISPLAY_NAME: print-display-names.cpp:2:7: ClassTemplate=ClassTmpl<T, typename>:2:7
+// DISPLAY_NAME: print-display-names.cpp:6:16: ClassDecl=ClassTmpl<Integer, Integer>:6:16 (Definition)
+// DISPLAY_NAME: print-display-names.cpp:8:6: FunctionDecl=f(ClassTmpl<float, Integer>):8:6
+// DISPLAY_NAME: print-display-names.cpp:11:6: FunctionTemplate=g(ClassTmpl<T, T>):11:6
+// DISPLAY_NAME: print-display-names.cpp:13:17: FunctionDecl=g<>(ClassTmpl<int, int>):13:17 [Specialization of g:11:6]
+
+// RUN: env CINDEXTEST_PRINTINGPOLICY_TERSEOUTPUT=1 c-index-test -test-load-source all-pretty %s | FileCheck %s --check-prefix=PRETTY
+// PRETTY: print-display-names.cpp:2:7: ClassTemplate=template <typename T, typename > class ClassTmpl {}:2:7 (Definition) Extent=[1:1 - 2:20]
+// PRETTY: print-display-names.cpp:4:13: TypedefDecl=typedef int Integer:4:13 (Definition) Extent=[4:1 - 4:20]
+// PRETTY: print-display-names.cpp:6:16: ClassDecl=template<> class ClassTmpl<int, int> {}:6:16 (Definition) [Specialization of ClassTmpl:2:7] Extent=[6:1 - 6:43]
+// PRETTY: print-display-names.cpp:8:6: FunctionDecl=void f(ClassTmpl<float, Integer> p):8:6 Extent=[8:1 - 8:36]
+// PRETTY: print-display-names.cpp:8:34: ParmDecl=ClassTmpl<float, Integer> p:8:34 (Definition) Extent=[8:8 - 8:35]
+// PRETTY: print-display-names.cpp:11:6: FunctionTemplate=template <typename T> void g(ClassTmpl<T, T>):11:6 Extent=[10:1 - 11:24]
+// PRETTY: print-display-names.cpp:11:23: ParmDecl=ClassTmpl<T, T>:11:23 (Definition) Extent=[11:8 - 11:23]
+// PRETTY: print-display-names.cpp:13:17: FunctionDecl=template<> void g<int>(ClassTmpl<int, int>):13:17 [Specialization of g:11:6] [Template arg 0: kind: 1, type: int] Extent=[13:1 - 13:44]
+// PRETTY: print-display-names.cpp:13:43: ParmDecl=ClassTmpl<int, int>:13:43 (Definition) Extent=[13:24 - 13:43]
Index: include/clang-c/Index.h
===================================================================
--- include/clang-c/Index.h
+++ include/clang-c/Index.h
@@ -32,7 +32,7 @@
* compatible, thus CINDEX_VERSION_MAJOR is expected to remain stable.
*/
#define CINDEX_VERSION_MAJOR 0
-#define CINDEX_VERSION_MINOR 46
+#define CINDEX_VERSION_MINOR 47
#define CINDEX_VERSION_ENCODE(major, minor) ( \
((major) * 10000) \
@@ -4091,6 +4091,86 @@
unsigned pieceIndex,
unsigned options);
+/**
+ * \brief Opaque pointer representing a policy that controls pretty printing
+ * for \c clang_getCursorPrettyPrinted.
+ */
+typedef void *CXPrintingPolicy;
+
+/**
+ * \brief Properties for the printing policy.
+ *
+ * See \c clang::PrintingPolicy for more information.
+ */
+enum CXPrintingPolicyProperty {
+ CXPrintingPolicy_Indentation,
+ CXPrintingPolicy_SuppressSpecifiers,
+ CXPrintingPolicy_SuppressTagKeyword,
+ CXPrintingPolicy_IncludeTagDefinition,
+ CXPrintingPolicy_SuppressScope,
+ CXPrintingPolicy_SuppressUnwrittenScope,
+ CXPrintingPolicy_SuppressInitializers,
+ CXPrintingPolicy_ConstantArraySizeAsWritten,
+ CXPrintingPolicy_AnonymousTagLocations,
+ CXPrintingPolicy_SuppressStrongLifetime,
+ CXPrintingPolicy_SuppressLifetimeQualifiers,
+ CXPrintingPolicy_SuppressTemplateArgsInCXXConstructors,
+ CXPrintingPolicy_Bool,
+ CXPrintingPolicy_Restrict,
+ CXPrintingPolicy_Alignof,
+ CXPrintingPolicy_UnderscoreAlignof,
+ CXPrintingPolicy_UseVoidForZeroParams,
+ CXPrintingPolicy_TerseOutput,
+ CXPrintingPolicy_PolishForDeclaration,
+ CXPrintingPolicy_Half,
+ CXPrintingPolicy_MSWChar,
+ CXPrintingPolicy_IncludeNewlines,
+ CXPrintingPolicy_MSVCFormatting,
+ CXPrintingPolicy_ConstantsAsWritten,
+ CXPrintingPolicy_SuppressImplicitBase,
+ CXPrintingPolicy_FullyQualifiedName
+};
+
+/**
+ * \brief Get a property value for the given printing policy.
+ */
+unsigned clang_PrintingPolicy_get(CXPrintingPolicy Policy,
+ enum CXPrintingPolicyProperty Property);
+
+/**
+ * \brief Set a property value for the given printing policy.
+ */
+void clang_PrintingPolicy_set(CXPrintingPolicy Policy,
+ enum CXPrintingPolicyProperty Property,
+ unsigned Value);
+
+/**
+ * \brief Retrieve the default policy for the cursor.
+ *
+ * The policy should be released after use with \c
+ * clang_PrintingPolicy_dispose.
+ */
+CINDEX_LINKAGE CXPrintingPolicy clang_getCursorPrintingPolicy(CXCursor);
+
+/**
+ * \brief Release a printing policy.
+ */
+CINDEX_LINKAGE void clang_PrintingPolicy_dispose(CXPrintingPolicy Policy);
+
+/**
+ * \brief Pretty print declarations.
+ *
+ * \param Cursor The cursor representing a declaration.
+ *
+ * \param Policy The policy to control the entities being printed. If
+ * NULL, a default policy is used.
+ *
+ * \returns The pretty printed declaration or the empty string for
+ * other cursors.
+ */
+CINDEX_LINKAGE CXString clang_getCursorPrettyPrinted(CXCursor Cursor,
+ CXPrintingPolicy Policy);
+
/**
* \brief Retrieve the display name for the entity referenced by this cursor.
*
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