| /* c-index-test.c */ |
| |
| #include "clang-c/Index.h" |
| #include <stdlib.h> |
| #include <stdio.h> |
| #include <string.h> |
| #include <assert.h> |
| |
| /******************************************************************************/ |
| /* Utility functions. */ |
| /******************************************************************************/ |
| |
| #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 PrintExtent(FILE *out, unsigned begin_line, unsigned begin_column, |
| unsigned end_line, unsigned end_column) { |
| fprintf(out, "[%d:%d - %d:%d]", begin_line, begin_column, |
| end_line, end_column); |
| } |
| |
| static unsigned CreateTranslationUnit(CXIndex Idx, const char *file, |
| CXTranslationUnit *TU) { |
| |
| *TU = clang_createTranslationUnit(Idx, file); |
| if (!TU) { |
| fprintf(stderr, "Unable to load translation unit from '%s'!\n", file); |
| return 0; |
| } |
| return 1; |
| } |
| |
| void free_remapped_files(struct CXUnsavedFile *unsaved_files, |
| int num_unsaved_files) { |
| int i; |
| for (i = 0; i != num_unsaved_files; ++i) { |
| free((char *)unsaved_files[i].Filename); |
| free((char *)unsaved_files[i].Contents); |
| } |
| } |
| |
| int parse_remapped_files(int argc, const char **argv, int start_arg, |
| struct CXUnsavedFile **unsaved_files, |
| int *num_unsaved_files) { |
| int i; |
| int arg; |
| int prefix_len = strlen("-remap-file="); |
| *unsaved_files = 0; |
| *num_unsaved_files = 0; |
| |
| /* Count the number of remapped files. */ |
| for (arg = start_arg; arg < argc; ++arg) { |
| if (strncmp(argv[arg], "-remap-file=", prefix_len)) |
| break; |
| |
| ++*num_unsaved_files; |
| } |
| |
| if (*num_unsaved_files == 0) |
| return 0; |
| |
| *unsaved_files |
| = (struct CXUnsavedFile *)malloc(sizeof(struct CXUnsavedFile) * |
| *num_unsaved_files); |
| for (arg = start_arg, i = 0; i != *num_unsaved_files; ++i, ++arg) { |
| struct CXUnsavedFile *unsaved = *unsaved_files + i; |
| const char *arg_string = argv[arg] + prefix_len; |
| int filename_len; |
| char *filename; |
| char *contents; |
| FILE *to_file; |
| const char *semi = strchr(arg_string, ';'); |
| if (!semi) { |
| fprintf(stderr, |
| "error: -remap-file=from;to argument is missing semicolon\n"); |
| free_remapped_files(*unsaved_files, i); |
| *unsaved_files = 0; |
| *num_unsaved_files = 0; |
| return -1; |
| } |
| |
| /* Open the file that we're remapping to. */ |
| to_file = fopen(semi + 1, "r"); |
| if (!to_file) { |
| fprintf(stderr, "error: cannot open file %s that we are remapping to\n", |
| semi + 1); |
| free_remapped_files(*unsaved_files, i); |
| *unsaved_files = 0; |
| *num_unsaved_files = 0; |
| return -1; |
| } |
| |
| /* Determine the length of the file we're remapping to. */ |
| fseek(to_file, 0, SEEK_END); |
| unsaved->Length = ftell(to_file); |
| fseek(to_file, 0, SEEK_SET); |
| |
| /* Read the contents of the file we're remapping to. */ |
| contents = (char *)malloc(unsaved->Length + 1); |
| if (fread(contents, 1, unsaved->Length, to_file) != unsaved->Length) { |
| fprintf(stderr, "error: unexpected %s reading 'to' file %s\n", |
| (feof(to_file) ? "EOF" : "error"), semi + 1); |
| fclose(to_file); |
| free_remapped_files(*unsaved_files, i); |
| *unsaved_files = 0; |
| *num_unsaved_files = 0; |
| return -1; |
| } |
| contents[unsaved->Length] = 0; |
| unsaved->Contents = contents; |
| |
| /* Close the file. */ |
| fclose(to_file); |
| |
| /* Copy the file name that we're remapping from. */ |
| filename_len = semi - arg_string; |
| filename = (char *)malloc(filename_len + 1); |
| memcpy(filename, arg_string, filename_len); |
| filename[filename_len] = 0; |
| unsaved->Filename = filename; |
| } |
| |
| return 0; |
| } |
| |
| /******************************************************************************/ |
| /* Pretty-printing. */ |
| /******************************************************************************/ |
| |
| static void PrintCursor(CXCursor Cursor) { |
| if (clang_isInvalid(Cursor.kind)) { |
| CXString ks = clang_getCursorKindSpelling(Cursor.kind); |
| printf("Invalid Cursor => %s", clang_getCString(ks)); |
| clang_disposeString(ks); |
| } |
| else { |
| CXString string, ks; |
| CXCursor Referenced; |
| unsigned line, column; |
| |
| ks = clang_getCursorKindSpelling(Cursor.kind); |
| string = clang_getCursorSpelling(Cursor); |
| printf("%s=%s", clang_getCString(ks), |
| clang_getCString(string)); |
| clang_disposeString(ks); |
| clang_disposeString(string); |
| |
| Referenced = clang_getCursorReferenced(Cursor); |
| if (!clang_equalCursors(Referenced, clang_getNullCursor())) { |
| CXSourceLocation Loc = clang_getCursorLocation(Referenced); |
| clang_getInstantiationLocation(Loc, 0, &line, &column, 0); |
| printf(":%d:%d", line, column); |
| } |
| |
| if (clang_isCursorDefinition(Cursor)) |
| printf(" (Definition)"); |
| } |
| } |
| |
| static const char* GetCursorSource(CXCursor Cursor) { |
| CXSourceLocation Loc = clang_getCursorLocation(Cursor); |
| CXString source; |
| CXFile file; |
| clang_getInstantiationLocation(Loc, &file, 0, 0, 0); |
| source = clang_getFileName(file); |
| if (!clang_getCString(source)) { |
| clang_disposeString(source); |
| return "<invalid loc>"; |
| } |
| else { |
| const char *b = basename(clang_getCString(source)); |
| clang_disposeString(source); |
| return b; |
| } |
| } |
| |
| /******************************************************************************/ |
| /* Callbacks. */ |
| /******************************************************************************/ |
| |
| typedef void (*PostVisitTU)(CXTranslationUnit); |
| |
| void PrintDiagnostic(CXDiagnostic Diagnostic) { |
| FILE *out = stderr; |
| CXFile file; |
| CXString Msg; |
| unsigned display_opts = CXDiagnostic_DisplaySourceLocation |
| | CXDiagnostic_DisplayColumn | CXDiagnostic_DisplaySourceRanges; |
| unsigned i, num_fixits; |
| |
| if (clang_getDiagnosticSeverity(Diagnostic) == CXDiagnostic_Ignored) |
| return; |
| |
| Msg = clang_formatDiagnostic(Diagnostic, display_opts); |
| fprintf(stderr, "%s\n", clang_getCString(Msg)); |
| clang_disposeString(Msg); |
| |
| clang_getInstantiationLocation(clang_getDiagnosticLocation(Diagnostic), |
| &file, 0, 0, 0); |
| if (!file) |
| return; |
| |
| num_fixits = clang_getDiagnosticNumFixIts(Diagnostic); |
| for (i = 0; i != num_fixits; ++i) { |
| CXSourceRange range; |
| CXString insertion_text = clang_getDiagnosticFixIt(Diagnostic, i, &range); |
| CXSourceLocation start = clang_getRangeStart(range); |
| CXSourceLocation end = clang_getRangeEnd(range); |
| unsigned start_line, start_column, end_line, end_column; |
| CXFile start_file, end_file; |
| clang_getInstantiationLocation(start, &start_file, &start_line, |
| &start_column, 0); |
| clang_getInstantiationLocation(end, &end_file, &end_line, &end_column, 0); |
| if (clang_equalLocations(start, end)) { |
| /* Insertion. */ |
| if (start_file == file) |
| fprintf(out, "FIX-IT: Insert \"%s\" at %d:%d\n", |
| clang_getCString(insertion_text), start_line, start_column); |
| } else if (strcmp(clang_getCString(insertion_text), "") == 0) { |
| /* Removal. */ |
| if (start_file == file && end_file == file) { |
| fprintf(out, "FIX-IT: Remove "); |
| PrintExtent(out, start_line, start_column, end_line, end_column); |
| fprintf(out, "\n"); |
| } |
| } else { |
| /* Replacement. */ |
| if (start_file == end_file) { |
| fprintf(out, "FIX-IT: Replace "); |
| PrintExtent(out, start_line, start_column, end_line, end_column); |
| fprintf(out, " with \"%s\"\n", clang_getCString(insertion_text)); |
| } |
| break; |
| } |
| clang_disposeString(insertion_text); |
| } |
| } |
| |
| void PrintDiagnostics(CXTranslationUnit TU) { |
| int i, n = clang_getNumDiagnostics(TU); |
| for (i = 0; i != n; ++i) { |
| CXDiagnostic Diag = clang_getDiagnostic(TU, i); |
| PrintDiagnostic(Diag); |
| clang_disposeDiagnostic(Diag); |
| } |
| } |
| |
| /******************************************************************************/ |
| /* Logic for testing traversal. */ |
| /******************************************************************************/ |
| |
| static const char *FileCheckPrefix = "CHECK"; |
| |
| static void PrintCursorExtent(CXCursor C) { |
| CXSourceRange extent = clang_getCursorExtent(C); |
| CXFile begin_file, end_file; |
| unsigned begin_line, begin_column, end_line, end_column; |
| |
| clang_getInstantiationLocation(clang_getRangeStart(extent), |
| &begin_file, &begin_line, &begin_column, 0); |
| clang_getInstantiationLocation(clang_getRangeEnd(extent), |
| &end_file, &end_line, &end_column, 0); |
| if (!begin_file || !end_file) |
| return; |
| |
| printf(" Extent="); |
| PrintExtent(stdout, begin_line, begin_column, end_line, end_column); |
| } |
| |
| /* Data used by all of the visitors. */ |
| typedef struct { |
| CXTranslationUnit TU; |
| enum CXCursorKind *Filter; |
| } VisitorData; |
| |
| |
| enum CXChildVisitResult FilteredPrintingVisitor(CXCursor Cursor, |
| CXCursor Parent, |
| CXClientData ClientData) { |
| VisitorData *Data = (VisitorData *)ClientData; |
| if (!Data->Filter || (Cursor.kind == *(enum CXCursorKind *)Data->Filter)) { |
| CXSourceLocation Loc = clang_getCursorLocation(Cursor); |
| unsigned line, column; |
| clang_getInstantiationLocation(Loc, 0, &line, &column, 0); |
| printf("// %s: %s:%d:%d: ", FileCheckPrefix, |
| GetCursorSource(Cursor), line, column); |
| PrintCursor(Cursor); |
| PrintCursorExtent(Cursor); |
| printf("\n"); |
| return CXChildVisit_Recurse; |
| } |
| |
| return CXChildVisit_Continue; |
| } |
| |
| static enum CXChildVisitResult FunctionScanVisitor(CXCursor Cursor, |
| CXCursor Parent, |
| CXClientData ClientData) { |
| const char *startBuf, *endBuf; |
| unsigned startLine, startColumn, endLine, endColumn, curLine, curColumn; |
| CXCursor Ref; |
| VisitorData *Data = (VisitorData *)ClientData; |
| |
| if (Cursor.kind != CXCursor_FunctionDecl || |
| !clang_isCursorDefinition(Cursor)) |
| return CXChildVisit_Continue; |
| |
| clang_getDefinitionSpellingAndExtent(Cursor, &startBuf, &endBuf, |
| &startLine, &startColumn, |
| &endLine, &endColumn); |
| /* Probe the entire body, looking for both decls and refs. */ |
| curLine = startLine; |
| curColumn = startColumn; |
| |
| while (startBuf < endBuf) { |
| CXSourceLocation Loc; |
| CXFile file; |
| CXString source; |
| |
| if (*startBuf == '\n') { |
| startBuf++; |
| curLine++; |
| curColumn = 1; |
| } else if (*startBuf != '\t') |
| curColumn++; |
| |
| Loc = clang_getCursorLocation(Cursor); |
| clang_getInstantiationLocation(Loc, &file, 0, 0, 0); |
| |
| source = clang_getFileName(file); |
| if (clang_getCString(source)) { |
| CXSourceLocation RefLoc |
| = clang_getLocation(Data->TU, file, curLine, curColumn); |
| Ref = clang_getCursor(Data->TU, RefLoc); |
| if (Ref.kind == CXCursor_NoDeclFound) { |
| /* Nothing found here; that's fine. */ |
| } else if (Ref.kind != CXCursor_FunctionDecl) { |
| printf("// %s: %s:%d:%d: ", FileCheckPrefix, GetCursorSource(Ref), |
| curLine, curColumn); |
| PrintCursor(Ref); |
| printf("\n"); |
| } |
| } |
| clang_disposeString(source); |
| startBuf++; |
| } |
| |
| return CXChildVisit_Continue; |
| } |
| |
| /******************************************************************************/ |
| /* USR testing. */ |
| /******************************************************************************/ |
| |
| enum CXChildVisitResult USRVisitor(CXCursor C, CXCursor parent, |
| CXClientData ClientData) { |
| VisitorData *Data = (VisitorData *)ClientData; |
| if (!Data->Filter || (C.kind == *(enum CXCursorKind *)Data->Filter)) { |
| CXString USR = clang_getCursorUSR(C); |
| if (!clang_getCString(USR)) { |
| clang_disposeString(USR); |
| return CXChildVisit_Continue; |
| } |
| printf("// %s: %s %s", FileCheckPrefix, GetCursorSource(C), |
| clang_getCString(USR)); |
| PrintCursorExtent(C); |
| printf("\n"); |
| clang_disposeString(USR); |
| |
| return CXChildVisit_Recurse; |
| } |
| |
| return CXChildVisit_Continue; |
| } |
| |
| /******************************************************************************/ |
| /* Inclusion stack testing. */ |
| /******************************************************************************/ |
| |
| void InclusionVisitor(CXFile includedFile, CXSourceLocation *includeStack, |
| unsigned includeStackLen, CXClientData data) { |
| |
| unsigned i; |
| CXString fname; |
| |
| fname = clang_getFileName(includedFile); |
| printf("file: %s\nincluded by:\n", clang_getCString(fname)); |
| clang_disposeString(fname); |
| |
| for (i = 0; i < includeStackLen; ++i) { |
| CXFile includingFile; |
| unsigned line, column; |
| clang_getInstantiationLocation(includeStack[i], &includingFile, &line, |
| &column, 0); |
| fname = clang_getFileName(includingFile); |
| printf(" %s:%d:%d\n", clang_getCString(fname), line, column); |
| clang_disposeString(fname); |
| } |
| printf("\n"); |
| } |
| |
| void PrintInclusionStack(CXTranslationUnit TU) { |
| clang_getInclusions(TU, InclusionVisitor, NULL); |
| } |
| |
| /******************************************************************************/ |
| /* Linkage testing. */ |
| /******************************************************************************/ |
| |
| static enum CXChildVisitResult PrintLinkage(CXCursor cursor, CXCursor p, |
| CXClientData d) { |
| const char *linkage = 0; |
| |
| if (clang_isInvalid(clang_getCursorKind(cursor))) |
| return CXChildVisit_Recurse; |
| |
| switch (clang_getCursorLinkage(cursor)) { |
| case CXLinkage_Invalid: break; |
| case CXLinkage_NoLinkage: linkage = "NoLinkage"; break; |
| case CXLinkage_Internal: linkage = "Internal"; break; |
| case CXLinkage_UniqueExternal: linkage = "UniqueExternal"; break; |
| case CXLinkage_External: linkage = "External"; break; |
| } |
| |
| if (linkage) { |
| PrintCursor(cursor); |
| printf("linkage=%s\n", linkage); |
| } |
| |
| return CXChildVisit_Recurse; |
| } |
| |
| /******************************************************************************/ |
| /* Loading ASTs/source. */ |
| /******************************************************************************/ |
| |
| static int perform_test_load(CXIndex Idx, CXTranslationUnit TU, |
| const char *filter, const char *prefix, |
| CXCursorVisitor Visitor, |
| PostVisitTU PV) { |
| |
| if (prefix) |
| FileCheckPrefix = prefix; |
| |
| if (Visitor) { |
| enum CXCursorKind K = CXCursor_NotImplemented; |
| enum CXCursorKind *ck = &K; |
| VisitorData Data; |
| |
| /* Perform some simple filtering. */ |
| if (!strcmp(filter, "all") || !strcmp(filter, "local")) ck = NULL; |
| else if (!strcmp(filter, "none")) K = (enum CXCursorKind) ~0; |
| else if (!strcmp(filter, "category")) K = CXCursor_ObjCCategoryDecl; |
| else if (!strcmp(filter, "interface")) K = CXCursor_ObjCInterfaceDecl; |
| else if (!strcmp(filter, "protocol")) K = CXCursor_ObjCProtocolDecl; |
| else if (!strcmp(filter, "function")) K = CXCursor_FunctionDecl; |
| else if (!strcmp(filter, "typedef")) K = CXCursor_TypedefDecl; |
| else if (!strcmp(filter, "scan-function")) Visitor = FunctionScanVisitor; |
| else { |
| fprintf(stderr, "Unknown filter for -test-load-tu: %s\n", filter); |
| return 1; |
| } |
| |
| Data.TU = TU; |
| Data.Filter = ck; |
| clang_visitChildren(clang_getTranslationUnitCursor(TU), Visitor, &Data); |
| } |
| |
| if (PV) |
| PV(TU); |
| |
| PrintDiagnostics(TU); |
| clang_disposeTranslationUnit(TU); |
| return 0; |
| } |
| |
| int perform_test_load_tu(const char *file, const char *filter, |
| const char *prefix, CXCursorVisitor Visitor, |
| PostVisitTU PV) { |
| CXIndex Idx; |
| CXTranslationUnit TU; |
| int result; |
| Idx = clang_createIndex(/* excludeDeclsFromPCH */ |
| !strcmp(filter, "local") ? 1 : 0, |
| /* displayDiagnosics=*/1); |
| |
| if (!CreateTranslationUnit(Idx, file, &TU)) { |
| clang_disposeIndex(Idx); |
| return 1; |
| } |
| |
| result = perform_test_load(Idx, TU, filter, prefix, Visitor, PV); |
| clang_disposeIndex(Idx); |
| return result; |
| } |
| |
| int perform_test_load_source(int argc, const char **argv, |
| const char *filter, CXCursorVisitor Visitor, |
| PostVisitTU PV) { |
| const char *UseExternalASTs = |
| getenv("CINDEXTEST_USE_EXTERNAL_AST_GENERATION"); |
| CXIndex Idx; |
| CXTranslationUnit TU; |
| struct CXUnsavedFile *unsaved_files = 0; |
| int num_unsaved_files = 0; |
| int result; |
| |
| Idx = clang_createIndex(/* excludeDeclsFromPCH */ |
| !strcmp(filter, "local") ? 1 : 0, |
| /* displayDiagnosics=*/1); |
| |
| if (UseExternalASTs && strlen(UseExternalASTs)) |
| clang_setUseExternalASTGeneration(Idx, 1); |
| |
| if (parse_remapped_files(argc, argv, 0, &unsaved_files, &num_unsaved_files)) { |
| clang_disposeIndex(Idx); |
| return -1; |
| } |
| |
| TU = clang_createTranslationUnitFromSourceFile(Idx, 0, |
| argc - num_unsaved_files, |
| argv + num_unsaved_files, |
| num_unsaved_files, |
| unsaved_files); |
| if (!TU) { |
| fprintf(stderr, "Unable to load translation unit!\n"); |
| clang_disposeIndex(Idx); |
| return 1; |
| } |
| |
| result = perform_test_load(Idx, TU, filter, NULL, Visitor, PV); |
| free_remapped_files(unsaved_files, num_unsaved_files); |
| clang_disposeIndex(Idx); |
| return result; |
| } |
| |
| /******************************************************************************/ |
| /* Logic for testing clang_getCursor(). */ |
| /******************************************************************************/ |
| |
| static void print_cursor_file_scan(CXCursor cursor, |
| unsigned start_line, unsigned start_col, |
| unsigned end_line, unsigned end_col, |
| const char *prefix) { |
| printf("// %s: ", FileCheckPrefix); |
| if (prefix) |
| printf("-%s", prefix); |
| PrintExtent(stdout, start_line, start_col, end_line, end_col); |
| printf(" "); |
| PrintCursor(cursor); |
| printf("\n"); |
| } |
| |
| static int perform_file_scan(const char *ast_file, const char *source_file, |
| const char *prefix) { |
| CXIndex Idx; |
| CXTranslationUnit TU; |
| FILE *fp; |
| CXCursor prevCursor = clang_getNullCursor(); |
| CXFile file; |
| unsigned line = 1, col = 1; |
| unsigned start_line = 1, start_col = 1; |
| |
| if (!(Idx = clang_createIndex(/* excludeDeclsFromPCH */ 1, |
| /* displayDiagnosics=*/1))) { |
| fprintf(stderr, "Could not create Index\n"); |
| return 1; |
| } |
| |
| if (!CreateTranslationUnit(Idx, ast_file, &TU)) |
| return 1; |
| |
| if ((fp = fopen(source_file, "r")) == NULL) { |
| fprintf(stderr, "Could not open '%s'\n", source_file); |
| return 1; |
| } |
| |
| file = clang_getFile(TU, source_file); |
| for (;;) { |
| CXCursor cursor; |
| int c = fgetc(fp); |
| |
| if (c == '\n') { |
| ++line; |
| col = 1; |
| } else |
| ++col; |
| |
| /* Check the cursor at this position, and dump the previous one if we have |
| * found something new. |
| */ |
| cursor = clang_getCursor(TU, clang_getLocation(TU, file, line, col)); |
| if ((c == EOF || !clang_equalCursors(cursor, prevCursor)) && |
| prevCursor.kind != CXCursor_InvalidFile) { |
| print_cursor_file_scan(prevCursor, start_line, start_col, |
| line, col, prefix); |
| start_line = line; |
| start_col = col; |
| } |
| if (c == EOF) |
| break; |
| |
| prevCursor = cursor; |
| } |
| |
| fclose(fp); |
| return 0; |
| } |
| |
| /******************************************************************************/ |
| /* Logic for testing clang_codeComplete(). */ |
| /******************************************************************************/ |
| |
| /* Parse file:line:column from the input string. Returns 0 on success, non-zero |
| on failure. If successful, the pointer *filename will contain newly-allocated |
| memory (that will be owned by the caller) to store the file name. */ |
| int parse_file_line_column(const char *input, char **filename, unsigned *line, |
| unsigned *column, unsigned *second_line, |
| unsigned *second_column) { |
| /* Find the second colon. */ |
| const char *last_colon = strrchr(input, ':'); |
| unsigned values[4], i; |
| unsigned num_values = (second_line && second_column)? 4 : 2; |
| |
| char *endptr = 0; |
| if (!last_colon || last_colon == input) { |
| if (num_values == 4) |
| fprintf(stderr, "could not parse filename:line:column:line:column in " |
| "'%s'\n", input); |
| else |
| fprintf(stderr, "could not parse filename:line:column in '%s'\n", input); |
| return 1; |
| } |
| |
| for (i = 0; i != num_values; ++i) { |
| const char *prev_colon; |
| |
| /* Parse the next line or column. */ |
| values[num_values - i - 1] = strtol(last_colon + 1, &endptr, 10); |
| if (*endptr != 0 && *endptr != ':') { |
| fprintf(stderr, "could not parse %s in '%s'\n", |
| (i % 2 ? "column" : "line"), input); |
| return 1; |
| } |
| |
| if (i + 1 == num_values) |
| break; |
| |
| /* Find the previous colon. */ |
| prev_colon = last_colon - 1; |
| while (prev_colon != input && *prev_colon != ':') |
| --prev_colon; |
| if (prev_colon == input) { |
| fprintf(stderr, "could not parse %s in '%s'\n", |
| (i % 2 == 0? "column" : "line"), input); |
| return 1; |
| } |
| |
| last_colon = prev_colon; |
| } |
| |
| *line = values[0]; |
| *column = values[1]; |
| |
| if (second_line && second_column) { |
| *second_line = values[2]; |
| *second_column = values[3]; |
| } |
| |
| /* Copy the file name. */ |
| *filename = (char*)malloc(last_colon - input + 1); |
| memcpy(*filename, input, last_colon - input); |
| (*filename)[last_colon - input] = 0; |
| return 0; |
| } |
| |
| const char * |
| clang_getCompletionChunkKindSpelling(enum CXCompletionChunkKind Kind) { |
| switch (Kind) { |
| case CXCompletionChunk_Optional: return "Optional"; |
| case CXCompletionChunk_TypedText: return "TypedText"; |
| case CXCompletionChunk_Text: return "Text"; |
| case CXCompletionChunk_Placeholder: return "Placeholder"; |
| case CXCompletionChunk_Informative: return "Informative"; |
| case CXCompletionChunk_CurrentParameter: return "CurrentParameter"; |
| case CXCompletionChunk_LeftParen: return "LeftParen"; |
| case CXCompletionChunk_RightParen: return "RightParen"; |
| case CXCompletionChunk_LeftBracket: return "LeftBracket"; |
| case CXCompletionChunk_RightBracket: return "RightBracket"; |
| case CXCompletionChunk_LeftBrace: return "LeftBrace"; |
| case CXCompletionChunk_RightBrace: return "RightBrace"; |
| case CXCompletionChunk_LeftAngle: return "LeftAngle"; |
| case CXCompletionChunk_RightAngle: return "RightAngle"; |
| case CXCompletionChunk_Comma: return "Comma"; |
| case CXCompletionChunk_ResultType: return "ResultType"; |
| case CXCompletionChunk_Colon: return "Colon"; |
| case CXCompletionChunk_SemiColon: return "SemiColon"; |
| case CXCompletionChunk_Equal: return "Equal"; |
| case CXCompletionChunk_HorizontalSpace: return "HorizontalSpace"; |
| case CXCompletionChunk_VerticalSpace: return "VerticalSpace"; |
| } |
| |
| return "Unknown"; |
| } |
| |
| void print_completion_string(CXCompletionString completion_string, FILE *file) { |
| int I, N; |
| |
| N = clang_getNumCompletionChunks(completion_string); |
| for (I = 0; I != N; ++I) { |
| CXString text; |
| const char *cstr; |
| enum CXCompletionChunkKind Kind |
| = clang_getCompletionChunkKind(completion_string, I); |
| |
| if (Kind == CXCompletionChunk_Optional) { |
| fprintf(file, "{Optional "); |
| print_completion_string( |
| clang_getCompletionChunkCompletionString(completion_string, I), |
| file); |
| fprintf(file, "}"); |
| continue; |
| } |
| |
| text = clang_getCompletionChunkText(completion_string, I); |
| cstr = clang_getCString(text); |
| fprintf(file, "{%s %s}", |
| clang_getCompletionChunkKindSpelling(Kind), |
| cstr ? cstr : ""); |
| clang_disposeString(text); |
| } |
| |
| } |
| |
| void print_completion_result(CXCompletionResult *completion_result, |
| CXClientData client_data) { |
| FILE *file = (FILE *)client_data; |
| CXString ks = clang_getCursorKindSpelling(completion_result->CursorKind); |
| |
| fprintf(file, "%s:", clang_getCString(ks)); |
| clang_disposeString(ks); |
| |
| print_completion_string(completion_result->CompletionString, file); |
| fprintf(file, "\n"); |
| } |
| |
| int perform_code_completion(int argc, const char **argv) { |
| const char *input = argv[1]; |
| char *filename = 0; |
| unsigned line; |
| unsigned column; |
| CXIndex CIdx; |
| int errorCode; |
| struct CXUnsavedFile *unsaved_files = 0; |
| int num_unsaved_files = 0; |
| CXCodeCompleteResults *results = 0; |
| |
| input += strlen("-code-completion-at="); |
| if ((errorCode = parse_file_line_column(input, &filename, &line, &column, |
| 0, 0))) |
| return errorCode; |
| |
| if (parse_remapped_files(argc, argv, 2, &unsaved_files, &num_unsaved_files)) |
| return -1; |
| |
| CIdx = clang_createIndex(0, 1); |
| results = clang_codeComplete(CIdx, |
| argv[argc - 1], argc - num_unsaved_files - 3, |
| argv + num_unsaved_files + 2, |
| num_unsaved_files, unsaved_files, |
| filename, line, column); |
| |
| if (results) { |
| unsigned i, n = results->NumResults; |
| for (i = 0; i != n; ++i) |
| print_completion_result(results->Results + i, stdout); |
| n = clang_codeCompleteGetNumDiagnostics(results); |
| for (i = 0; i != n; ++i) { |
| CXDiagnostic diag = clang_codeCompleteGetDiagnostic(results, i); |
| PrintDiagnostic(diag); |
| clang_disposeDiagnostic(diag); |
| } |
| clang_disposeCodeCompleteResults(results); |
| } |
| |
| clang_disposeIndex(CIdx); |
| free(filename); |
| |
| free_remapped_files(unsaved_files, num_unsaved_files); |
| |
| return 0; |
| } |
| |
| typedef struct { |
| char *filename; |
| unsigned line; |
| unsigned column; |
| } CursorSourceLocation; |
| |
| int inspect_cursor_at(int argc, const char **argv) { |
| CXIndex CIdx; |
| int errorCode; |
| struct CXUnsavedFile *unsaved_files = 0; |
| int num_unsaved_files = 0; |
| CXTranslationUnit TU; |
| CXCursor Cursor; |
| CursorSourceLocation *Locations = 0; |
| unsigned NumLocations = 0, Loc; |
| |
| /* Count the number of locations. */ |
| while (strstr(argv[NumLocations+1], "-cursor-at=") == argv[NumLocations+1]) |
| ++NumLocations; |
| |
| /* Parse the locations. */ |
| assert(NumLocations > 0 && "Unable to count locations?"); |
| Locations = (CursorSourceLocation *)malloc( |
| NumLocations * sizeof(CursorSourceLocation)); |
| for (Loc = 0; Loc < NumLocations; ++Loc) { |
| const char *input = argv[Loc + 1] + strlen("-cursor-at="); |
| if ((errorCode = parse_file_line_column(input, &Locations[Loc].filename, |
| &Locations[Loc].line, |
| &Locations[Loc].column, 0, 0))) |
| return errorCode; |
| } |
| |
| if (parse_remapped_files(argc, argv, NumLocations + 1, &unsaved_files, |
| &num_unsaved_files)) |
| return -1; |
| |
| CIdx = clang_createIndex(0, 1); |
| TU = clang_createTranslationUnitFromSourceFile(CIdx, argv[argc - 1], |
| argc - num_unsaved_files - 2 - NumLocations, |
| argv + num_unsaved_files + 1 + NumLocations, |
| num_unsaved_files, |
| unsaved_files); |
| if (!TU) { |
| fprintf(stderr, "unable to parse input\n"); |
| return -1; |
| } |
| |
| for (Loc = 0; Loc < NumLocations; ++Loc) { |
| CXFile file = clang_getFile(TU, Locations[Loc].filename); |
| if (!file) |
| continue; |
| |
| Cursor = clang_getCursor(TU, |
| clang_getLocation(TU, file, Locations[Loc].line, |
| Locations[Loc].column)); |
| PrintCursor(Cursor); |
| printf("\n"); |
| free(Locations[Loc].filename); |
| } |
| |
| PrintDiagnostics(TU); |
| clang_disposeTranslationUnit(TU); |
| clang_disposeIndex(CIdx); |
| free(Locations); |
| free_remapped_files(unsaved_files, num_unsaved_files); |
| return 0; |
| } |
| |
| int perform_token_annotation(int argc, const char **argv) { |
| const char *input = argv[1]; |
| char *filename = 0; |
| unsigned line, second_line; |
| unsigned column, second_column; |
| CXIndex CIdx; |
| CXTranslationUnit TU = 0; |
| int errorCode; |
| struct CXUnsavedFile *unsaved_files = 0; |
| int num_unsaved_files = 0; |
| CXToken *tokens; |
| unsigned num_tokens; |
| CXSourceRange range; |
| CXSourceLocation startLoc, endLoc; |
| CXFile file = 0; |
| CXCursor *cursors = 0; |
| unsigned i; |
| |
| input += strlen("-test-annotate-tokens="); |
| if ((errorCode = parse_file_line_column(input, &filename, &line, &column, |
| &second_line, &second_column))) |
| return errorCode; |
| |
| if (parse_remapped_files(argc, argv, 2, &unsaved_files, &num_unsaved_files)) |
| return -1; |
| |
| CIdx = clang_createIndex(0, 1); |
| TU = clang_createTranslationUnitFromSourceFile(CIdx, argv[argc - 1], |
| argc - num_unsaved_files - 3, |
| argv + num_unsaved_files + 2, |
| num_unsaved_files, |
| unsaved_files); |
| if (!TU) { |
| fprintf(stderr, "unable to parse input\n"); |
| clang_disposeIndex(CIdx); |
| free(filename); |
| free_remapped_files(unsaved_files, num_unsaved_files); |
| return -1; |
| } |
| errorCode = 0; |
| |
| file = clang_getFile(TU, filename); |
| if (!file) { |
| fprintf(stderr, "file %s is not in this translation unit\n", filename); |
| errorCode = -1; |
| goto teardown; |
| } |
| |
| startLoc = clang_getLocation(TU, file, line, column); |
| if (clang_equalLocations(clang_getNullLocation(), startLoc)) { |
| fprintf(stderr, "invalid source location %s:%d:%d\n", filename, line, |
| column); |
| errorCode = -1; |
| goto teardown; |
| } |
| |
| endLoc = clang_getLocation(TU, file, second_line, second_column); |
| if (clang_equalLocations(clang_getNullLocation(), endLoc)) { |
| fprintf(stderr, "invalid source location %s:%d:%d\n", filename, |
| second_line, second_column); |
| errorCode = -1; |
| goto teardown; |
| } |
| |
| range = clang_getRange(startLoc, endLoc); |
| clang_tokenize(TU, range, &tokens, &num_tokens); |
| cursors = (CXCursor *)malloc(num_tokens * sizeof(CXCursor)); |
| clang_annotateTokens(TU, tokens, num_tokens, cursors); |
| for (i = 0; i != num_tokens; ++i) { |
| const char *kind = "<unknown>"; |
| CXString spelling = clang_getTokenSpelling(TU, tokens[i]); |
| CXSourceRange extent = clang_getTokenExtent(TU, tokens[i]); |
| unsigned start_line, start_column, end_line, end_column; |
| |
| switch (clang_getTokenKind(tokens[i])) { |
| case CXToken_Punctuation: kind = "Punctuation"; break; |
| case CXToken_Keyword: kind = "Keyword"; break; |
| case CXToken_Identifier: kind = "Identifier"; break; |
| case CXToken_Literal: kind = "Literal"; break; |
| case CXToken_Comment: kind = "Comment"; break; |
| } |
| clang_getInstantiationLocation(clang_getRangeStart(extent), |
| 0, &start_line, &start_column, 0); |
| clang_getInstantiationLocation(clang_getRangeEnd(extent), |
| 0, &end_line, &end_column, 0); |
| printf("%s: \"%s\" ", kind, clang_getCString(spelling)); |
| PrintExtent(stdout, start_line, start_column, end_line, end_column); |
| if (!clang_isInvalid(cursors[i].kind)) { |
| printf(" "); |
| PrintCursor(cursors[i]); |
| } |
| printf("\n"); |
| } |
| free(cursors); |
| |
| teardown: |
| PrintDiagnostics(TU); |
| clang_disposeTranslationUnit(TU); |
| clang_disposeIndex(CIdx); |
| free(filename); |
| free_remapped_files(unsaved_files, num_unsaved_files); |
| return errorCode; |
| } |
| |
| /******************************************************************************/ |
| /* Command line processing. */ |
| /******************************************************************************/ |
| |
| static CXCursorVisitor GetVisitor(const char *s) { |
| if (s[0] == '\0') |
| return FilteredPrintingVisitor; |
| if (strcmp(s, "-usrs") == 0) |
| return USRVisitor; |
| return NULL; |
| } |
| |
| static void print_usage(void) { |
| fprintf(stderr, |
| "usage: c-index-test -code-completion-at=<site> <compiler arguments>\n" |
| " c-index-test -cursor-at=<site> <compiler arguments>\n" |
| " c-index-test -test-file-scan <AST file> <source file> " |
| "[FileCheck prefix]\n" |
| " c-index-test -test-load-tu <AST file> <symbol filter> " |
| "[FileCheck prefix]\n" |
| " c-index-test -test-load-tu-usrs <AST file> <symbol filter> " |
| "[FileCheck prefix]\n" |
| " c-index-test -test-load-source <symbol filter> {<args>}*\n" |
| " c-index-test -test-load-source-usrs <symbol filter> {<args>}*\n"); |
| fprintf(stderr, |
| " c-index-test -test-annotate-tokens=<range> {<args>}*\n" |
| " c-index-test -test-inclusion-stack-source {<args>}*\n" |
| " c-index-test -test-inclusion-stack-tu <AST file>\n" |
| " c-index-test -test-print-linkage-source {<args>}*\n\n" |
| " <symbol filter> values:\n%s", |
| " all - load all symbols, including those from PCH\n" |
| " local - load all symbols except those in PCH\n" |
| " category - only load ObjC categories (non-PCH)\n" |
| " interface - only load ObjC interfaces (non-PCH)\n" |
| " protocol - only load ObjC protocols (non-PCH)\n" |
| " function - only load functions (non-PCH)\n" |
| " typedef - only load typdefs (non-PCH)\n" |
| " scan-function - scan function bodies (non-PCH)\n\n"); |
| } |
| |
| int main(int argc, const char **argv) { |
| clang_enableStackTraces(); |
| if (argc > 2 && strstr(argv[1], "-code-completion-at=") == argv[1]) |
| return perform_code_completion(argc, argv); |
| if (argc > 2 && strstr(argv[1], "-cursor-at=") == argv[1]) |
| return inspect_cursor_at(argc, argv); |
| else if (argc >= 4 && strncmp(argv[1], "-test-load-tu", 13) == 0) { |
| CXCursorVisitor I = GetVisitor(argv[1] + 13); |
| if (I) |
| return perform_test_load_tu(argv[2], argv[3], argc >= 5 ? argv[4] : 0, I, |
| NULL); |
| } |
| else if (argc >= 4 && strncmp(argv[1], "-test-load-source", 17) == 0) { |
| CXCursorVisitor I = GetVisitor(argv[1] + 17); |
| if (I) |
| return perform_test_load_source(argc - 3, argv + 3, argv[2], I, NULL); |
| } |
| else if (argc >= 4 && strcmp(argv[1], "-test-file-scan") == 0) |
| return perform_file_scan(argv[2], argv[3], |
| argc >= 5 ? argv[4] : 0); |
| else if (argc > 2 && strstr(argv[1], "-test-annotate-tokens=") == argv[1]) |
| return perform_token_annotation(argc, argv); |
| else if (argc > 2 && strcmp(argv[1], "-test-inclusion-stack-source") == 0) |
| return perform_test_load_source(argc - 2, argv + 2, "all", NULL, |
| PrintInclusionStack); |
| else if (argc > 2 && strcmp(argv[1], "-test-inclusion-stack-tu") == 0) |
| return perform_test_load_tu(argv[2], "all", NULL, NULL, |
| PrintInclusionStack); |
| else if (argc > 2 && strcmp(argv[1], "-test-print-linkage-source") == 0) |
| return perform_test_load_source(argc - 2, argv + 2, "all", PrintLinkage, |
| NULL); |
| |
| print_usage(); |
| return 1; |
| } |
