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/* c-index-test.c */
#include "clang-c/Index.h"
#include <stdio.h>
#include <string.h>
#ifdef _MSC_VER
char *basename(const char* path)
{
char* base1 = (char*)strrchr(path, '/');
char* base2 = (char*)strrchr(path, '\\');
if (base1 && base2)
return((base1 > base2) ? base1 + 1 : base2 + 1);
else if (base1)
return(base1 + 1);
else if (base2)
return(base2 + 1);
return((char*)path);
}
#else
extern char *basename(const char *);
#endif
static void PrintCursor(CXCursor Cursor) {
if (clang_isInvalid(Cursor.kind))
printf("Invalid Cursor => %s\n", clang_getCursorKindSpelling(Cursor.kind));
else {
CXDecl DeclReferenced;
printf("%s=%s", clang_getCursorKindSpelling(Cursor.kind),
clang_getCursorSpelling(Cursor));
DeclReferenced = clang_getCursorDecl(Cursor);
if (DeclReferenced)
printf(":%d:%d", clang_getDeclLine(DeclReferenced),
clang_getDeclColumn(DeclReferenced));
}
}
static void DeclVisitor(CXDecl Dcl, CXCursor Cursor, CXClientData Filter)
{
if (!Filter || (Cursor.kind == *(enum CXCursorKind *)Filter)) {
printf("// CHECK: %s:%d:%d: ", basename(clang_getCursorSource(Cursor)),
clang_getCursorLine(Cursor),
clang_getCursorColumn(Cursor));
PrintCursor(Cursor);
printf(" [Context=%s]\n", clang_getDeclSpelling(Dcl));
}
}
static void TranslationUnitVisitor(CXTranslationUnit Unit, CXCursor Cursor,
CXClientData Filter)
{
if (!Filter || (Cursor.kind == *(enum CXCursorKind *)Filter)) {
printf("// CHECK: %s:%d:%d: ", basename(clang_getCursorSource(Cursor)),
clang_getCursorLine(Cursor),
clang_getCursorColumn(Cursor));
PrintCursor(Cursor);
printf(" [Context=%s]\n", basename(clang_getTranslationUnitSpelling(Unit)));
clang_loadDeclaration(Cursor.decl, DeclVisitor, 0);
if (Cursor.kind == CXCursor_FunctionDefn) {
const char *startBuf, *endBuf;
unsigned startLine, startColumn, endLine, endColumn;
clang_getDefinitionSpellingAndExtent(Cursor, &startBuf, &endBuf,
&startLine, &startColumn,
&endLine, &endColumn);
{
/* Probe the entire body, looking for both decls and refs. */
unsigned curLine = startLine, curColumn = startColumn;
CXCursor Ref;
while (startBuf < endBuf) {
if (*startBuf == '\n') {
startBuf++;
curLine++;
curColumn = 1;
} else if (*startBuf != '\t')
curColumn++;
Ref = clang_getCursor(Unit, clang_getCursorSource(Cursor),
curLine, curColumn);
if (Ref.kind == CXCursor_NoDeclFound) {
/* Nothing found here; that's fine. */
} else if (Ref.kind != CXCursor_FunctionDecl) {
printf("// CHECK: %s:%d:%d: ", basename(clang_getCursorSource(Ref)),
curLine, curColumn);
PrintCursor(Ref);
printf(" [Context:%s]\n", clang_getDeclSpelling(Ref.decl));
}
startBuf++;
}
}
}
}
}
/*
* First sign of life:-)
*/
int main(int argc, char **argv) {
if (argc != 3) {
printf("Incorrect usage of c-index-test (requires 3 arguments)\n");
return 0;
}
{
CXIndex Idx;
CXTranslationUnit TU;
enum CXCursorKind K = CXCursor_NotImplemented;
Idx = clang_createIndex(/* excludeDeclsFromPCH */ !strcmp(argv[2], "local") ? 1 : 0,
/* displayDiagnostics */ 1);
TU = clang_createTranslationUnit(Idx, argv[1]);
if (!TU) {
fprintf(stderr, "Unable to load translation unit!\n");
return 1;
}
if (!strcmp(argv[2], "all") || !strcmp(argv[2], "local")) {
clang_loadTranslationUnit(TU, TranslationUnitVisitor, 0);
clang_disposeTranslationUnit(TU);
return 1;
}
/* Perform some simple filtering. */
if (!strcmp(argv[2], "category")) K = CXCursor_ObjCCategoryDecl;
else if (!strcmp(argv[2], "interface")) K = CXCursor_ObjCInterfaceDecl;
else if (!strcmp(argv[2], "protocol")) K = CXCursor_ObjCProtocolDecl;
else if (!strcmp(argv[2], "function")) K = CXCursor_FunctionDecl;
else if (!strcmp(argv[2], "typedef")) K = CXCursor_TypedefDecl;
clang_loadTranslationUnit(TU, TranslationUnitVisitor, &K);
clang_disposeTranslationUnit(TU);
return 1;
}
}
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