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c/clang:file location

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c/clang/demo:filename

c/clang:fix undefined filename

c/clang:file use uintptr

c/clang:change cpp format
This commit is contained in:
luoliwoshang
2024-07-24 17:43:54 +08:00
parent 0f8b202531
commit baaddd395c
4 changed files with 237 additions and 244 deletions
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16
c/clang/_demo/symboldump/symboldump.go
View File

@@ -29,15 +29,25 @@ func (c *Context) setClassName(name string) {
var context = newContext()
func print_cursor_info(cursor clang.Cursor) {
loc := cursor.Location()
var file clang.File
var line, column c.Uint
loc.SpellingLocation(&file, &line, &column, nil)
filename := file.FileName()
c.Printf(c.Str("%s:%d:%d\n"), filename.CStr(), line, column)
cursorStr := cursor.String()
symbol := cursor.Mangling()
defer symbol.Dispose()
defer cursorStr.Dispose()
defer filename.Dispose()
if context.namespaceName != "" && context.className != "" {
fmt.Printf("%s:%s", context.namespaceName, context.className)
fmt.Printf("%s:%s:", context.namespaceName, context.className)
} else if context.namespaceName != "" {
fmt.Printf("%s", context.namespaceName)
fmt.Printf("%s:", context.namespaceName)
}
c.Printf(c.Str("%s\n"), cursorStr.CStr())
@@ -50,7 +60,7 @@ func print_cursor_info(cursor clang.Cursor) {
c.Printf(c.Str("Parameters(%d): ( "), cursor.NumArguments())
for i := 0; i < int(cursor.NumArguments()); i++ {
argCurSor := cursor.Argument(uint8(i))
argCurSor := cursor.Argument(c.Uint(i))
argType := argCurSor.Type().String()
argName := argCurSor.String()
c.Printf(c.Str("%s %s"), argType.CStr(), argName.CStr())

40
c/clang/_demo/symboldump/test.h
View File

@@ -1,40 +0,0 @@
#ifndef ZOO_H
#define ZOO_H
namespace forest
{
class Bear
{
public:
void roar();
int eat(int berries, int fish);
void sleep(const char *where);
};
} // namespace forest
namespace ocean
{
class Shark
{
public:
void roar();
int eat(int fish, int seals);
void sleep(const char *where);
};
} // namespace ocean
class Eagle
{
public:
void roar();
int eat(int mice, int fish);
void sleep(const char *where);
};
void zookeeper(int money);
#endif // ZOO_H

69
c/clang/_wrap/cursor.cpp
View File

@@ -3,65 +3,48 @@
typedef enum CXChildVisitResult (*wrap_CXCursorVisitor)(CXCursor *cursor, CXCursor *parent, CXClientData client_data);
typedef struct
{
typedef struct {
CXClientData data;
wrap_CXCursorVisitor visitor;
} wrap_data;
CXChildVisitResult wrap_visitor(CXCursor cursor, CXCursor parent, CXClientData data)
{
CXChildVisitResult wrap_visitor(CXCursor cursor, CXCursor parent, CXClientData data) {
wrap_data *d = (wrap_data *)(data);
return d->visitor(&cursor, &parent, d->data);
}
extern "C"
{
extern "C" {
CXString wrap_clang_getCursorSpelling(CXCursor *cur)
{
return clang_getCursorSpelling(*cur);
}
CXString wrap_clang_getCursorSpelling(CXCursor *cur) { return clang_getCursorSpelling(*cur); }
CXString wrap_clang_Cursor_getMangling(CXCursor *cur)
{
return clang_Cursor_getMangling(*cur);
}
CXString wrap_clang_Cursor_getMangling(CXCursor *cur) { return clang_Cursor_getMangling(*cur); }
int wrap_clang_Cursor_getNumArguments(CXCursor *cur)
{
return clang_Cursor_getNumArguments(*cur);
}
int wrap_clang_Cursor_getNumArguments(CXCursor *cur) { return clang_Cursor_getNumArguments(*cur); }
void wrap_clang_Cursor_getArgument(CXCursor *C, unsigned i, CXCursor *argCur)
{
*argCur = clang_Cursor_getArgument(*C, i);
}
void wrap_clang_Cursor_getArgument(CXCursor *C, unsigned i, CXCursor *argCur) {
*argCur = clang_Cursor_getArgument(*C, i);
}
void wrap_clang_getTranslationUnitCursor(CXTranslationUnit uint, CXCursor *cur)
{
*cur = clang_getTranslationUnitCursor(uint);
}
void wrap_clang_getTranslationUnitCursor(CXTranslationUnit uint, CXCursor *cur) {
*cur = clang_getTranslationUnitCursor(uint);
}
void wrap_clang_getCursorType(CXCursor *cur, CXType *typ)
{
*typ = clang_getCursorType(*cur);
}
void wrap_clang_getCursorType(CXCursor *cur, CXType *typ) { *typ = clang_getCursorType(*cur); }
void wrap_clang_getCursorResultType(CXCursor *cur, CXType *typ)
{
*typ = clang_getCursorResultType(*cur);
}
void wrap_clang_getCursorResultType(CXCursor *cur, CXType *typ) { *typ = clang_getCursorResultType(*cur); }
CXString wrap_clang_getTypeSpelling(CXType *typ)
{
return clang_getTypeSpelling(*typ);
}
CXString wrap_clang_getTypeSpelling(CXType *typ) { return clang_getTypeSpelling(*typ); }
unsigned wrap_clang_visitChildren(CXCursor *parent, wrap_CXCursorVisitor visitor, CXClientData client_data)
{
wrap_data data = {client_data, visitor};
return clang_visitChildren(*parent, wrap_visitor, CXClientData(&data));
}
void wrap_clang_getCursorLocation(CXCursor *cur, CXSourceLocation *loc) { *loc = clang_getCursorLocation(*cur); }
void wrap_clang_getSpellingLocation(CXSourceLocation *loc, CXFile *file, unsigned *line, unsigned *column,
unsigned *offset) {
clang_getSpellingLocation(*loc, file, line, column, offset);
}
unsigned wrap_clang_visitChildren(CXCursor *parent, wrap_CXCursorVisitor visitor, CXClientData client_data) {
wrap_data data = {client_data, visitor};
return clang_visitChildren(*parent, wrap_visitor, CXClientData(&data));
}
} // extern "C"

356
c/clang/clang.go
View File

@@ -27,160 +27,6 @@ const (
LLGoPackage = "link: -L$(llvm-config --libdir) -lclang; -lclang"
)
/**
* Opaque pointer representing client data that will be passed through
* to various callbacks and visitors.
*/
type ClientData = c.Pointer
/**
* Provides the contents of a file that has not yet been saved to disk.
*
* Each CXUnsavedFile instance provides the name of a file on the
* system along with the current contents of that file that have not
* yet been saved to disk.
*/
type UnsavedFile struct {
/**
* The file whose contents have not yet been saved.
*
* This file must already exist in the file system.
*/
Filename *c.Char
/**
* A buffer containing the unsaved contents of this file.
*/
Contents *c.Char
/**
* The length of the unsaved contents of this buffer.
*/
Length c.Ulong
}
/**
* An "index" that consists of a set of translation units that would
* typically be linked together into an executable or library.
*/
type Index struct {
Unused [0]byte
}
/**
* Provides a shared context for creating translation units.
*
* It provides two options:
*
* - excludeDeclarationsFromPCH: When non-zero, allows enumeration of "local"
* declarations (when loading any new translation units). A "local" declaration
* is one that belongs in the translation unit itself and not in a precompiled
* header that was used by the translation unit. If zero, all declarations
* will be enumerated.
*
* Here is an example:
*
* \code
* // excludeDeclsFromPCH = 1, displayDiagnostics=1
* Idx = clang_createIndex(1, 1);
*
* // IndexTest.pch was produced with the following command:
* // "clang -x c IndexTest.h -emit-ast -o IndexTest.pch"
* TU = clang_createTranslationUnit(Idx, "IndexTest.pch");
*
* // This will load all the symbols from 'IndexTest.pch'
* clang_visitChildren(clang_getTranslationUnitCursor(TU),
* TranslationUnitVisitor, 0);
* clang_disposeTranslationUnit(TU);
*
* // This will load all the symbols from 'IndexTest.c', excluding symbols
* // from 'IndexTest.pch'.
* char *args[] = { "-Xclang", "-include-pch=IndexTest.pch" };
* TU = clang_createTranslationUnitFromSourceFile(Idx, "IndexTest.c", 2, args,
* 0, 0);
* clang_visitChildren(clang_getTranslationUnitCursor(TU),
* TranslationUnitVisitor, 0);
* clang_disposeTranslationUnit(TU);
* \endcode
*
* This process of creating the 'pch', loading it separately, and using it (via
* -include-pch) allows 'excludeDeclsFromPCH' to remove redundant callbacks
* (which gives the indexer the same performance benefit as the compiler).
*/
//go:linkname CreateIndex C.clang_createIndex
func CreateIndex(excludeDeclarationsFromPCH, displayDiagnostics c.Int) *Index
/**
* Destroy the given index.
*
* The index must not be destroyed until all of the translation units created
* within that index have been destroyed.
*/
// llgo:link (*Index).Dispose C.clang_disposeIndex
func (*Index) Dispose() {}
/**
* Flags that control the creation of translation units.
*
* The enumerators in this enumeration type are meant to be bitwise
* ORed together to specify which options should be used when
* constructing the translation unit.
*/
const (
TranslationUnit_None = 0x0
)
/**
* Same as \c clang_parseTranslationUnit2, but returns
* the \c CXTranslationUnit instead of an error code. In case of an error this
* routine returns a \c NULL \c CXTranslationUnit, without further detailed
* error codes.
*/
// llgo:link (*Index).ParseTranslationUnit C.clang_parseTranslationUnit
func (*Index) ParseTranslationUnit(
sourceFilename *c.Char, commandLineArgs **c.Char, numCommandLineArgs c.Int,
unsavedFiles *UnsavedFile, numUnsavedFiles c.Uint, options c.Uint) *TranslationUnit {
return nil
}
/**
* A single translation unit, which resides in an index.
*/
type TranslationUnit struct {
Unused [0]byte
}
/**
* Destroy the specified CXTranslationUnit object.
*/
// llgo:link (*TranslationUnit).Dispose C.clang_disposeTranslationUnit
func (*TranslationUnit) Dispose() {}
/**
* Retrieve the cursor that represents the given translation unit.
*
* The translation unit cursor can be used to start traversing the
* various declarations within the given translation unit.
*/
func (p *TranslationUnit) Cursor() (ret Cursor) {
p.wrapCursor(&ret)
return
}
//llgo:link (*TranslationUnit).wrapCursor C.wrap_clang_getTranslationUnitCursor
func (t *TranslationUnit) wrapCursor(cursor *Cursor) {}
/**
* Describes the kind of entity that a cursor refers to.
*/
type CursorKind c.Int
/* for debug/testing */
// llgo:link CursorKind.String C.clang_getCursorKindSpelling
func (CursorKind) String() (ret String) {
return
}
const (
/* Declarations */
/**
@@ -1279,6 +1125,161 @@ const (
OverloadCandidate = 700
)
/**
* Opaque pointer representing client data that will be passed through
* to various callbacks and visitors.
*/
type ClientData = c.Pointer
/**
* Provides the contents of a file that has not yet been saved to disk.
*
* Each CXUnsavedFile instance provides the name of a file on the
* system along with the current contents of that file that have not
* yet been saved to disk.
*/
type UnsavedFile struct {
/**
* The file whose contents have not yet been saved.
*
* This file must already exist in the file system.
*/
Filename *c.Char
/**
* A buffer containing the unsaved contents of this file.
*/
Contents *c.Char
/**
* The length of the unsaved contents of this buffer.
*/
Length c.Ulong
}
/**
* An "index" that consists of a set of translation units that would
* typically be linked together into an executable or library.
*/
type Index struct {
Unused [0]byte
}
/**
* Provides a shared context for creating translation units.
*
* It provides two options:
*
* - excludeDeclarationsFromPCH: When non-zero, allows enumeration of "local"
* declarations (when loading any new translation units). A "local" declaration
* is one that belongs in the translation unit itself and not in a precompiled
* header that was used by the translation unit. If zero, all declarations
* will be enumerated.
*
* Here is an example:
*
* \code
* // excludeDeclsFromPCH = 1, displayDiagnostics=1
* Idx = clang_createIndex(1, 1);
*
* // IndexTest.pch was produced with the following command:
* // "clang -x c IndexTest.h -emit-ast -o IndexTest.pch"
* TU = clang_createTranslationUnit(Idx, "IndexTest.pch");
*
* // This will load all the symbols from 'IndexTest.pch'
* clang_visitChildren(clang_getTranslationUnitCursor(TU),
* TranslationUnitVisitor, 0);
* clang_disposeTranslationUnit(TU);
*
* // This will load all the symbols from 'IndexTest.c', excluding symbols
* // from 'IndexTest.pch'.
* char *args[] = { "-Xclang", "-include-pch=IndexTest.pch" };
* TU = clang_createTranslationUnitFromSourceFile(Idx, "IndexTest.c", 2, args,
* 0, 0);
* clang_visitChildren(clang_getTranslationUnitCursor(TU),
* TranslationUnitVisitor, 0);
* clang_disposeTranslationUnit(TU);
* \endcode
*
* This process of creating the 'pch', loading it separately, and using it (via
* -include-pch) allows 'excludeDeclsFromPCH' to remove redundant callbacks
* (which gives the indexer the same performance benefit as the compiler).
*/
//go:linkname CreateIndex C.clang_createIndex
func CreateIndex(excludeDeclarationsFromPCH, displayDiagnostics c.Int) *Index
/**
* Destroy the given index.
*
* The index must not be destroyed until all of the translation units created
* within that index have been destroyed.
*/
// llgo:link (*Index).Dispose C.clang_disposeIndex
func (*Index) Dispose() {}
/**
* Flags that control the creation of translation units.
*
* The enumerators in this enumeration type are meant to be bitwise
* ORed together to specify which options should be used when
* constructing the translation unit.
*/
const (
TranslationUnit_None = 0x0
)
/**
* Same as \c clang_parseTranslationUnit2, but returns
* the \c CXTranslationUnit instead of an error code. In case of an error this
* routine returns a \c NULL \c CXTranslationUnit, without further detailed
* error codes.
*/
// llgo:link (*Index).ParseTranslationUnit C.clang_parseTranslationUnit
func (*Index) ParseTranslationUnit(
sourceFilename *c.Char, commandLineArgs **c.Char, numCommandLineArgs c.Int,
unsavedFiles *UnsavedFile, numUnsavedFiles c.Uint, options c.Uint) *TranslationUnit {
return nil
}
/**
* A single translation unit, which resides in an index.
*/
type TranslationUnit struct {
Unused [0]byte
}
/**
* Destroy the specified CXTranslationUnit object.
*/
// llgo:link (*TranslationUnit).Dispose C.clang_disposeTranslationUnit
func (*TranslationUnit) Dispose() {}
/**
* Retrieve the cursor that represents the given translation unit.
*
* The translation unit cursor can be used to start traversing the
* various declarations within the given translation unit.
*/
//llgo:link (*TranslationUnit).wrapCursor C.wrap_clang_getTranslationUnitCursor
func (t *TranslationUnit) wrapCursor(cursor *Cursor) {}
func (t *TranslationUnit) Cursor() (ret Cursor) {
t.wrapCursor(&ret)
return
}
/**
* Describes the kind of entity that a cursor refers to.
*/
type CursorKind c.Int
/* for debug/testing */
// llgo:link CursorKind.String C.clang_getCursorKindSpelling
func (CursorKind) String() (ret String) {
return
}
/**
* A cursor representing some element in the abstract syntax tree for
* a translation unit.
@@ -1303,11 +1304,32 @@ type Cursor struct {
data [3]c.Pointer
}
/**
* The type of an element in the abstract syntax tree.
*
*/
type Type struct {
Kind CursorKind
data [2]c.Pointer
}
/**
* A particular source file that is part of a translation unit.
*/
type File uintptr
/**
* Identifies a specific source location within a translation
* unit.
*
* Use clang_getExpansionLocation() or clang_getSpellingLocation()
* to map a source location to a particular file, line, and column.
*/
type SourceLocation struct {
ptrData [2]c.Pointer
intData c.Uint
}
/**
* Retrieve a name for the entity referenced by this cursor.
*/
@@ -1338,7 +1360,7 @@ func (c Cursor) Mangling() (ret String) {
// llgo:link (*Cursor).wrapType C.wrap_clang_getCursorType
func (c *Cursor) wrapType(ret *Type) {}
func (c *Cursor) Type() (ret Type) {
func (c Cursor) Type() (ret Type) {
c.wrapType(&ret)
return
}
@@ -1351,7 +1373,7 @@ func (c *Cursor) Type() (ret Type) {
// llgo:link (*Cursor).wrapResultType C.wrap_clang_getCursorResultType
func (c *Cursor) wrapResultType(ret *Type) {}
func (c *Cursor) ResultType() (ret Type) {
func (c Cursor) ResultType() (ret Type) {
c.wrapResultType(&ret)
return
}
@@ -1380,13 +1402,28 @@ func (c Cursor) NumArguments() (num c.Int) {
* invalid cursor is returned.
*/
// llgo:link (*Cursor).wrapArgument C.wrap_clang_Cursor_getArgument
func (*Cursor) wrapArgument(index uint8, arg *Cursor) {}
func (*Cursor) wrapArgument(index c.Uint, arg *Cursor) {}
func (c Cursor) Argument(index uint8) (arg Cursor) {
func (c Cursor) Argument(index c.Uint) (arg Cursor) {
c.wrapArgument(index, &arg)
return
}
// llgo:link (*Cursor).wrapLocation C.wrap_clang_getCursorLocation
func (c *Cursor) wrapLocation(loc *SourceLocation) {}
func (c Cursor) Location() (loc SourceLocation) {
c.wrapLocation(&loc)
return
}
// llgo:link (*SourceLocation).wrapSpellingLocation C.wrap_clang_getSpellingLocation
func (l *SourceLocation) wrapSpellingLocation(file *File, line, column, offset *c.Uint) {}
func (l SourceLocation) SpellingLocation(file *File, line, column, offset *c.Uint) {
l.wrapSpellingLocation(file, line, column, offset)
}
/**
* Pretty-print the underlying type using the rules of the
* language of the translation unit from which it came.
@@ -1402,6 +1439,9 @@ func (t Type) String() (ret String) {
return t.wrapString()
}
//llgo:link File.FileName C.clang_getFileName
func (File) FileName() (ret String) { return }
/**
* Describes how the traversal of the children of a particular
* cursor should proceed after visiting a particular child cursor.