baaddd395c
c/clang/demo:filename c/clang:fix undefined filename c/clang:file use uintptr c/clang:change cpp format
132 lines
3.0 KiB
Go
132 lines
3.0 KiB
Go
package main
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import (
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"fmt"
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"os"
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"unsafe"
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"github.com/goplus/llgo/c"
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"github.com/goplus/llgo/c/clang"
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)
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type Context struct {
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namespaceName string
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className string
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}
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func newContext() *Context {
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return &Context{}
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}
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func (c *Context) setNamespaceName(name string) {
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c.namespaceName = name
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}
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func (c *Context) setClassName(name string) {
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c.className = name
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}
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var context = newContext()
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func print_cursor_info(cursor clang.Cursor) {
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loc := cursor.Location()
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var file clang.File
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var line, column c.Uint
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loc.SpellingLocation(&file, &line, &column, nil)
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filename := file.FileName()
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c.Printf(c.Str("%s:%d:%d\n"), filename.CStr(), line, column)
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cursorStr := cursor.String()
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symbol := cursor.Mangling()
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defer symbol.Dispose()
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defer cursorStr.Dispose()
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defer filename.Dispose()
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if context.namespaceName != "" && context.className != "" {
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fmt.Printf("%s:%s:", context.namespaceName, context.className)
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} else if context.namespaceName != "" {
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fmt.Printf("%s:", context.namespaceName)
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}
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c.Printf(c.Str("%s\n"), cursorStr.CStr())
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if cursor.Kind == clang.CXXMethod || cursor.Kind == clang.FunctionDecl {
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c.Printf(c.Str("symbol:%s\n"), symbol.CStr())
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typeStr := cursor.ResultType().String()
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defer typeStr.Dispose()
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c.Printf(c.Str("Return Type: %s\n"), typeStr.CStr())
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c.Printf(c.Str("Parameters(%d): ( "), cursor.NumArguments())
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for i := 0; i < int(cursor.NumArguments()); i++ {
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argCurSor := cursor.Argument(c.Uint(i))
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argType := argCurSor.Type().String()
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argName := argCurSor.String()
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c.Printf(c.Str("%s %s"), argType.CStr(), argName.CStr())
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if i < int(cursor.NumArguments())-1 {
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c.Printf(c.Str(", "))
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}
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argType.Dispose()
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argName.Dispose()
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}
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c.Printf(c.Str(" )\n"))
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println("--------------------------------")
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}
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}
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func visit(cursor, parent clang.Cursor, clientData c.Pointer) clang.ChildVisitResult {
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if cursor.Kind == clang.Namespace {
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nameStr := cursor.String()
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context.setNamespaceName(c.GoString(nameStr.CStr()))
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clang.VisitChildren(cursor, visit, nil)
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context.setNamespaceName("")
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} else if cursor.Kind == clang.ClassDecl {
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nameStr := cursor.String()
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context.setClassName(c.GoString(nameStr.CStr()))
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clang.VisitChildren(cursor, visit, nil)
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context.setClassName("")
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} else if cursor.Kind == clang.CXXMethod || cursor.Kind == clang.FunctionDecl {
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print_cursor_info(cursor)
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}
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return clang.ChildVisit_Continue
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}
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func parse(filename *c.Char) {
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index := clang.CreateIndex(0, 0)
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args := make([]*c.Char, 3)
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args[0] = c.Str("-x")
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args[1] = c.Str("c++")
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args[2] = c.Str("-std=c++11")
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unit := index.ParseTranslationUnit(
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filename,
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unsafe.SliceData(args), 3,
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nil, 0,
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clang.TranslationUnit_None,
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)
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if unit == nil {
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println("Unable to parse translation unit. Quitting.")
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c.Exit(1)
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}
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cursor := unit.Cursor()
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clang.VisitChildren(cursor, visit, nil)
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unit.Dispose()
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index.Dispose()
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}
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func main() {
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if c.Argc != 2 {
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fmt.Fprintln(os.Stderr, "Usage: <C++ header file>\n")
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return
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} else {
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sourceFile := *c.Advance(c.Argv, 1)
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parse(sourceFile)
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}
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}
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