diff options
Diffstat (limited to 'clang/tools/c-index-test/c-index-test.c')
| -rw-r--r-- | clang/tools/c-index-test/c-index-test.c | 2825 |
1 files changed, 2825 insertions, 0 deletions
diff --git a/clang/tools/c-index-test/c-index-test.c b/clang/tools/c-index-test/c-index-test.c new file mode 100644 index 0000000..eb2a406 --- /dev/null +++ b/clang/tools/c-index-test/c-index-test.c @@ -0,0 +1,2825 @@ +/* c-index-test.c */ + +#include "clang-c/Index.h" +#include <ctype.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 + +/** \brief Return the default parsing options. */ +static unsigned getDefaultParsingOptions() { + unsigned options = CXTranslationUnit_DetailedPreprocessingRecord; + + if (getenv("CINDEXTEST_EDITING")) + options |= clang_defaultEditingTranslationUnitOptions(); + if (getenv("CINDEXTEST_COMPLETION_CACHING")) + options |= CXTranslationUnit_CacheCompletionResults; + if (getenv("CINDEXTEST_COMPLETION_NO_CACHING")) + options &= ~CXTranslationUnit_CacheCompletionResults; + if (getenv("CINDEXTEST_SKIP_FUNCTION_BODIES")) + options |= CXTranslationUnit_SkipFunctionBodies; + + return options; +} + +static int checkForErrors(CXTranslationUnit TU); + +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); + } + free(unsaved_files); +} + +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, "rb"); + 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 PrintRange(CXSourceRange R, const char *str) { + CXFile begin_file, end_file; + unsigned begin_line, begin_column, end_line, end_column; + + clang_getSpellingLocation(clang_getRangeStart(R), + &begin_file, &begin_line, &begin_column, 0); + clang_getSpellingLocation(clang_getRangeEnd(R), + &end_file, &end_line, &end_column, 0); + if (!begin_file || !end_file) + return; + + if (str) + printf(" %s=", str); + PrintExtent(stdout, begin_line, begin_column, end_line, end_column); +} + +int want_display_name = 0; + +static void PrintCursor(CXCursor Cursor) { + CXTranslationUnit TU = clang_Cursor_getTranslationUnit(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; + CXCursor SpecializationOf; + CXCursor *overridden; + unsigned num_overridden; + unsigned RefNameRangeNr; + CXSourceRange CursorExtent; + CXSourceRange RefNameRange; + + ks = clang_getCursorKindSpelling(Cursor.kind); + string = want_display_name? clang_getCursorDisplayName(Cursor) + : 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())) { + if (clang_getCursorKind(Referenced) == CXCursor_OverloadedDeclRef) { + unsigned I, N = clang_getNumOverloadedDecls(Referenced); + printf("["); + for (I = 0; I != N; ++I) { + CXCursor Ovl = clang_getOverloadedDecl(Referenced, I); + CXSourceLocation Loc; + if (I) + printf(", "); + + Loc = clang_getCursorLocation(Ovl); + clang_getSpellingLocation(Loc, 0, &line, &column, 0); + printf("%d:%d", line, column); + } + printf("]"); + } else { + CXSourceLocation Loc = clang_getCursorLocation(Referenced); + clang_getSpellingLocation(Loc, 0, &line, &column, 0); + printf(":%d:%d", line, column); + } + } + + if (clang_isCursorDefinition(Cursor)) + printf(" (Definition)"); + + switch (clang_getCursorAvailability(Cursor)) { + case CXAvailability_Available: + break; + + case CXAvailability_Deprecated: + printf(" (deprecated)"); + break; + + case CXAvailability_NotAvailable: + printf(" (unavailable)"); + break; + + case CXAvailability_NotAccessible: + printf(" (inaccessible)"); + break; + } + + if (clang_CXXMethod_isStatic(Cursor)) + printf(" (static)"); + if (clang_CXXMethod_isVirtual(Cursor)) + printf(" (virtual)"); + + if (Cursor.kind == CXCursor_IBOutletCollectionAttr) { + CXType T = + clang_getCanonicalType(clang_getIBOutletCollectionType(Cursor)); + CXString S = clang_getTypeKindSpelling(T.kind); + printf(" [IBOutletCollection=%s]", clang_getCString(S)); + clang_disposeString(S); + } + + if (Cursor.kind == CXCursor_CXXBaseSpecifier) { + enum CX_CXXAccessSpecifier access = clang_getCXXAccessSpecifier(Cursor); + unsigned isVirtual = clang_isVirtualBase(Cursor); + const char *accessStr = 0; + + switch (access) { + case CX_CXXInvalidAccessSpecifier: + accessStr = "invalid"; break; + case CX_CXXPublic: + accessStr = "public"; break; + case CX_CXXProtected: + accessStr = "protected"; break; + case CX_CXXPrivate: + accessStr = "private"; break; + } + + printf(" [access=%s isVirtual=%s]", accessStr, + isVirtual ? "true" : "false"); + } + + SpecializationOf = clang_getSpecializedCursorTemplate(Cursor); + if (!clang_equalCursors(SpecializationOf, clang_getNullCursor())) { + CXSourceLocation Loc = clang_getCursorLocation(SpecializationOf); + CXString Name = clang_getCursorSpelling(SpecializationOf); + clang_getSpellingLocation(Loc, 0, &line, &column, 0); + printf(" [Specialization of %s:%d:%d]", + clang_getCString(Name), line, column); + clang_disposeString(Name); + } + + clang_getOverriddenCursors(Cursor, &overridden, &num_overridden); + if (num_overridden) { + unsigned I; + printf(" [Overrides "); + for (I = 0; I != num_overridden; ++I) { + CXSourceLocation Loc = clang_getCursorLocation(overridden[I]); + clang_getSpellingLocation(Loc, 0, &line, &column, 0); + if (I) + printf(", "); + printf("@%d:%d", line, column); + } + printf("]"); + clang_disposeOverriddenCursors(overridden); + } + + if (Cursor.kind == CXCursor_InclusionDirective) { + CXFile File = clang_getIncludedFile(Cursor); + CXString Included = clang_getFileName(File); + printf(" (%s)", clang_getCString(Included)); + clang_disposeString(Included); + + if (clang_isFileMultipleIncludeGuarded(TU, File)) + printf(" [multi-include guarded]"); + } + + CursorExtent = clang_getCursorExtent(Cursor); + RefNameRange = clang_getCursorReferenceNameRange(Cursor, + CXNameRange_WantQualifier + | CXNameRange_WantSinglePiece + | CXNameRange_WantTemplateArgs, + 0); + if (!clang_equalRanges(CursorExtent, RefNameRange)) + PrintRange(RefNameRange, "SingleRefName"); + + for (RefNameRangeNr = 0; 1; RefNameRangeNr++) { + RefNameRange = clang_getCursorReferenceNameRange(Cursor, + CXNameRange_WantQualifier + | CXNameRange_WantTemplateArgs, + RefNameRangeNr); + if (clang_equalRanges(clang_getNullRange(), RefNameRange)) + break; + if (!clang_equalRanges(CursorExtent, RefNameRange)) + PrintRange(RefNameRange, "RefName"); + } + } +} + +static const char* GetCursorSource(CXCursor Cursor) { + CXSourceLocation Loc = clang_getCursorLocation(Cursor); + CXString source; + CXFile file; + clang_getExpansionLocation(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 + | CXDiagnostic_DisplayOption; + 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_getSpellingLocation(clang_getDiagnosticLocation(Diagnostic), + &file, 0, 0, 0); + if (!file) + return; + + num_fixits = clang_getDiagnosticNumFixIts(Diagnostic); + fprintf(stderr, "Number FIX-ITs = %d\n", num_fixits); + 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_getSpellingLocation(start, &start_file, &start_line, + &start_column, 0); + clang_getSpellingLocation(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 PrintDiagnosticSet(CXDiagnosticSet Set) { + int i = 0, n = clang_getNumDiagnosticsInSet(Set); + for ( ; i != n ; ++i) { + CXDiagnostic Diag = clang_getDiagnosticInSet(Set, i); + CXDiagnosticSet ChildDiags = clang_getChildDiagnostics(Diag); + PrintDiagnostic(Diag); + if (ChildDiags) + PrintDiagnosticSet(ChildDiags); + } +} + +void PrintDiagnostics(CXTranslationUnit TU) { + CXDiagnosticSet TUSet = clang_getDiagnosticSetFromTU(TU); + PrintDiagnosticSet(TUSet); + clang_disposeDiagnosticSet(TUSet); +} + +void PrintMemoryUsage(CXTranslationUnit TU) { + unsigned long total = 0; + unsigned i = 0; + CXTUResourceUsage usage = clang_getCXTUResourceUsage(TU); + fprintf(stderr, "Memory usage:\n"); + for (i = 0 ; i != usage.numEntries; ++i) { + const char *name = clang_getTUResourceUsageName(usage.entries[i].kind); + unsigned long amount = usage.entries[i].amount; + total += amount; + fprintf(stderr, " %s : %ld bytes (%f MBytes)\n", name, amount, + ((double) amount)/(1024*1024)); + } + fprintf(stderr, " TOTAL = %ld bytes (%f MBytes)\n", total, + ((double) total)/(1024*1024)); + clang_disposeCXTUResourceUsage(usage); +} + +/******************************************************************************/ +/* Logic for testing traversal. */ +/******************************************************************************/ + +static const char *FileCheckPrefix = "CHECK"; + +static void PrintCursorExtent(CXCursor C) { + CXSourceRange extent = clang_getCursorExtent(C); + PrintRange(extent, "Extent"); +} + +/* 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_getSpellingLocation(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_getSpellingLocation(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); + const char *cstr = clang_getCString(USR); + if (!cstr || cstr[0] == '\0') { + clang_disposeString(USR); + return CXChildVisit_Recurse; + } + printf("// %s: %s %s", FileCheckPrefix, GetCursorSource(C), cstr); + + 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_getSpellingLocation(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; +} + +/******************************************************************************/ +/* Typekind testing. */ +/******************************************************************************/ + +static enum CXChildVisitResult PrintTypeKind(CXCursor cursor, CXCursor p, + CXClientData d) { + if (!clang_isInvalid(clang_getCursorKind(cursor))) { + CXType T = clang_getCursorType(cursor); + CXString S = clang_getTypeKindSpelling(T.kind); + PrintCursor(cursor); + printf(" typekind=%s", clang_getCString(S)); + if (clang_isConstQualifiedType(T)) + printf(" const"); + if (clang_isVolatileQualifiedType(T)) + printf(" volatile"); + if (clang_isRestrictQualifiedType(T)) + printf(" restrict"); + clang_disposeString(S); + /* Print the canonical type if it is different. */ + { + CXType CT = clang_getCanonicalType(T); + if (!clang_equalTypes(T, CT)) { + CXString CS = clang_getTypeKindSpelling(CT.kind); + printf(" [canonical=%s]", clang_getCString(CS)); + clang_disposeString(CS); + } + } + /* Print the return type if it exists. */ + { + CXType RT = clang_getCursorResultType(cursor); + if (RT.kind != CXType_Invalid) { + CXString RS = clang_getTypeKindSpelling(RT.kind); + printf(" [result=%s]", clang_getCString(RS)); + clang_disposeString(RS); + } + } + /* Print the argument types if they exist. */ + { + int numArgs = clang_Cursor_getNumArguments(cursor); + if (numArgs != -1 && numArgs != 0) { + int i; + printf(" [args="); + for (i = 0; i < numArgs; ++i) { + CXType T = clang_getCursorType(clang_Cursor_getArgument(cursor, i)); + if (T.kind != CXType_Invalid) { + CXString S = clang_getTypeKindSpelling(T.kind); + printf(" %s", clang_getCString(S)); + clang_disposeString(S); + } + } + printf("]"); + } + } + /* Print if this is a non-POD type. */ + printf(" [isPOD=%d]", clang_isPODType(T)); + + printf("\n"); + } + 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, "all-display") || + !strcmp(filter, "local-display")) { + ck = NULL; + want_display_name = 1; + } + 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); + if (checkForErrors(TU) != 0) { + clang_disposeTranslationUnit(TU); + return -1; + } + + 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) { + CXIndex Idx; + CXTranslationUnit TU; + struct CXUnsavedFile *unsaved_files = 0; + int num_unsaved_files = 0; + int result; + + Idx = clang_createIndex(/* excludeDeclsFromPCH */ + (!strcmp(filter, "local") || + !strcmp(filter, "local-display"))? 1 : 0, + /* displayDiagnosics=*/0); + + if (parse_remapped_files(argc, argv, 0, &unsaved_files, &num_unsaved_files)) { + clang_disposeIndex(Idx); + return -1; + } + + TU = clang_parseTranslationUnit(Idx, 0, + argv + num_unsaved_files, + argc - num_unsaved_files, + unsaved_files, num_unsaved_files, + getDefaultParsingOptions()); + if (!TU) { + fprintf(stderr, "Unable to load translation unit!\n"); + free_remapped_files(unsaved_files, num_unsaved_files); + 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; +} + +int perform_test_reparse_source(int argc, const char **argv, int trials, + const char *filter, CXCursorVisitor Visitor, + PostVisitTU PV) { + CXIndex Idx; + CXTranslationUnit TU; + struct CXUnsavedFile *unsaved_files = 0; + int num_unsaved_files = 0; + int result; + int trial; + int remap_after_trial = 0; + char *endptr = 0; + + Idx = clang_createIndex(/* excludeDeclsFromPCH */ + !strcmp(filter, "local") ? 1 : 0, + /* displayDiagnosics=*/0); + + if (parse_remapped_files(argc, argv, 0, &unsaved_files, &num_unsaved_files)) { + clang_disposeIndex(Idx); + return -1; + } + + /* Load the initial translation unit -- we do this without honoring remapped + * files, so that we have a way to test results after changing the source. */ + TU = clang_parseTranslationUnit(Idx, 0, + argv + num_unsaved_files, + argc - num_unsaved_files, + 0, 0, getDefaultParsingOptions()); + if (!TU) { + fprintf(stderr, "Unable to load translation unit!\n"); + free_remapped_files(unsaved_files, num_unsaved_files); + clang_disposeIndex(Idx); + return 1; + } + + if (checkForErrors(TU) != 0) + return -1; + + if (getenv("CINDEXTEST_REMAP_AFTER_TRIAL")) { + remap_after_trial = + strtol(getenv("CINDEXTEST_REMAP_AFTER_TRIAL"), &endptr, 10); + } + + for (trial = 0; trial < trials; ++trial) { + if (clang_reparseTranslationUnit(TU, + trial >= remap_after_trial ? num_unsaved_files : 0, + trial >= remap_after_trial ? unsaved_files : 0, + clang_defaultReparseOptions(TU))) { + fprintf(stderr, "Unable to reparse translation unit!\n"); + clang_disposeTranslationUnit(TU); + free_remapped_files(unsaved_files, num_unsaved_files); + clang_disposeIndex(Idx); + return -1; + } + + if (checkForErrors(TU) != 0) + 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(CXTranslationUnit TU, 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(TU, prevCursor, start_line, start_col, + line, col, prefix); + start_line = line; + start_col = col; + } + if (c == EOF) + break; + + prevCursor = cursor; + } + + fclose(fp); + clang_disposeTranslationUnit(TU); + clang_disposeIndex(Idx); + return 0; +} + +/******************************************************************************/ +/* Logic for testing clang code completion. */ +/******************************************************************************/ + +/* 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"; +} + +static int checkForErrors(CXTranslationUnit TU) { + unsigned Num, i; + CXDiagnostic Diag; + CXString DiagStr; + + if (!getenv("CINDEXTEST_FAILONERROR")) + return 0; + + Num = clang_getNumDiagnostics(TU); + for (i = 0; i != Num; ++i) { + Diag = clang_getDiagnostic(TU, i); + if (clang_getDiagnosticSeverity(Diag) >= CXDiagnostic_Error) { + DiagStr = clang_formatDiagnostic(Diag, + clang_defaultDiagnosticDisplayOptions()); + fprintf(stderr, "%s\n", clang_getCString(DiagStr)); + clang_disposeString(DiagStr); + clang_disposeDiagnostic(Diag); + return -1; + } + clang_disposeDiagnostic(Diag); + } + + return 0; +} + +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; + } + + if (Kind == CXCompletionChunk_VerticalSpace) { + fprintf(file, "{VerticalSpace }"); + 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); + unsigned annotationCount; + enum CXCursorKind ParentKind; + CXString ParentName; + + fprintf(file, "%s:", clang_getCString(ks)); + clang_disposeString(ks); + + print_completion_string(completion_result->CompletionString, file); + fprintf(file, " (%u)", + clang_getCompletionPriority(completion_result->CompletionString)); + switch (clang_getCompletionAvailability(completion_result->CompletionString)){ + case CXAvailability_Available: + break; + + case CXAvailability_Deprecated: + fprintf(file, " (deprecated)"); + break; + + case CXAvailability_NotAvailable: + fprintf(file, " (unavailable)"); + break; + + case CXAvailability_NotAccessible: + fprintf(file, " (inaccessible)"); + break; + } + + annotationCount = clang_getCompletionNumAnnotations( + completion_result->CompletionString); + if (annotationCount) { + unsigned i; + fprintf(file, " ("); + for (i = 0; i < annotationCount; ++i) { + if (i != 0) + fprintf(file, ", "); + fprintf(file, "\"%s\"", + clang_getCString(clang_getCompletionAnnotation( + completion_result->CompletionString, i))); + } + fprintf(file, ")"); + } + + if (!getenv("CINDEXTEST_NO_COMPLETION_PARENTS")) { + ParentName = clang_getCompletionParent(completion_result->CompletionString, + &ParentKind); + if (ParentKind != CXCursor_NotImplemented) { + CXString KindSpelling = clang_getCursorKindSpelling(ParentKind); + fprintf(file, " (parent: %s '%s')", + clang_getCString(KindSpelling), + clang_getCString(ParentName)); + clang_disposeString(KindSpelling); + } + clang_disposeString(ParentName); + } + + fprintf(file, "\n"); +} + +void print_completion_contexts(unsigned long long contexts, FILE *file) { + fprintf(file, "Completion contexts:\n"); + if (contexts == CXCompletionContext_Unknown) { + fprintf(file, "Unknown\n"); + } + if (contexts & CXCompletionContext_AnyType) { + fprintf(file, "Any type\n"); + } + if (contexts & CXCompletionContext_AnyValue) { + fprintf(file, "Any value\n"); + } + if (contexts & CXCompletionContext_ObjCObjectValue) { + fprintf(file, "Objective-C object value\n"); + } + if (contexts & CXCompletionContext_ObjCSelectorValue) { + fprintf(file, "Objective-C selector value\n"); + } + if (contexts & CXCompletionContext_CXXClassTypeValue) { + fprintf(file, "C++ class type value\n"); + } + if (contexts & CXCompletionContext_DotMemberAccess) { + fprintf(file, "Dot member access\n"); + } + if (contexts & CXCompletionContext_ArrowMemberAccess) { + fprintf(file, "Arrow member access\n"); + } + if (contexts & CXCompletionContext_ObjCPropertyAccess) { + fprintf(file, "Objective-C property access\n"); + } + if (contexts & CXCompletionContext_EnumTag) { + fprintf(file, "Enum tag\n"); + } + if (contexts & CXCompletionContext_UnionTag) { + fprintf(file, "Union tag\n"); + } + if (contexts & CXCompletionContext_StructTag) { + fprintf(file, "Struct tag\n"); + } + if (contexts & CXCompletionContext_ClassTag) { + fprintf(file, "Class name\n"); + } + if (contexts & CXCompletionContext_Namespace) { + fprintf(file, "Namespace or namespace alias\n"); + } + if (contexts & CXCompletionContext_NestedNameSpecifier) { + fprintf(file, "Nested name specifier\n"); + } + if (contexts & CXCompletionContext_ObjCInterface) { + fprintf(file, "Objective-C interface\n"); + } + if (contexts & CXCompletionContext_ObjCProtocol) { + fprintf(file, "Objective-C protocol\n"); + } + if (contexts & CXCompletionContext_ObjCCategory) { + fprintf(file, "Objective-C category\n"); + } + if (contexts & CXCompletionContext_ObjCInstanceMessage) { + fprintf(file, "Objective-C instance method\n"); + } + if (contexts & CXCompletionContext_ObjCClassMessage) { + fprintf(file, "Objective-C class method\n"); + } + if (contexts & CXCompletionContext_ObjCSelectorName) { + fprintf(file, "Objective-C selector name\n"); + } + if (contexts & CXCompletionContext_MacroName) { + fprintf(file, "Macro name\n"); + } + if (contexts & CXCompletionContext_NaturalLanguage) { + fprintf(file, "Natural language\n"); + } +} + +int my_stricmp(const char *s1, const char *s2) { + while (*s1 && *s2) { + int c1 = tolower((unsigned char)*s1), c2 = tolower((unsigned char)*s2); + if (c1 < c2) + return -1; + else if (c1 > c2) + return 1; + + ++s1; + ++s2; + } + + if (*s1) + return 1; + else if (*s2) + return -1; + return 0; +} + +int perform_code_completion(int argc, const char **argv, int timing_only) { + 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; + CXTranslationUnit TU = 0; + unsigned I, Repeats = 1; + unsigned completionOptions = clang_defaultCodeCompleteOptions(); + + if (getenv("CINDEXTEST_CODE_COMPLETE_PATTERNS")) + completionOptions |= CXCodeComplete_IncludeCodePatterns; + + if (timing_only) + input += strlen("-code-completion-timing="); + else + 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, 0); + + if (getenv("CINDEXTEST_EDITING")) + Repeats = 5; + + TU = clang_parseTranslationUnit(CIdx, 0, + argv + num_unsaved_files + 2, + argc - num_unsaved_files - 2, + 0, 0, getDefaultParsingOptions()); + if (!TU) { + fprintf(stderr, "Unable to load translation unit!\n"); + return 1; + } + + if (clang_reparseTranslationUnit(TU, 0, 0, clang_defaultReparseOptions(TU))) { + fprintf(stderr, "Unable to reparse translation init!\n"); + return 1; + } + + for (I = 0; I != Repeats; ++I) { + results = clang_codeCompleteAt(TU, filename, line, column, + unsaved_files, num_unsaved_files, + completionOptions); + if (!results) { + fprintf(stderr, "Unable to perform code completion!\n"); + return 1; + } + if (I != Repeats-1) + clang_disposeCodeCompleteResults(results); + } + + if (results) { + unsigned i, n = results->NumResults, containerIsIncomplete = 0; + unsigned long long contexts; + enum CXCursorKind containerKind; + CXString objCSelector; + const char *selectorString; + if (!timing_only) { + /* Sort the code-completion results based on the typed text. */ + clang_sortCodeCompletionResults(results->Results, 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); + } + + contexts = clang_codeCompleteGetContexts(results); + print_completion_contexts(contexts, stdout); + + containerKind = clang_codeCompleteGetContainerKind(results, + &containerIsIncomplete); + + if (containerKind != CXCursor_InvalidCode) { + /* We have found a container */ + CXString containerUSR, containerKindSpelling; + containerKindSpelling = clang_getCursorKindSpelling(containerKind); + printf("Container Kind: %s\n", clang_getCString(containerKindSpelling)); + clang_disposeString(containerKindSpelling); + + if (containerIsIncomplete) { + printf("Container is incomplete\n"); + } + else { + printf("Container is complete\n"); + } + + containerUSR = clang_codeCompleteGetContainerUSR(results); + printf("Container USR: %s\n", clang_getCString(containerUSR)); + clang_disposeString(containerUSR); + } + + objCSelector = clang_codeCompleteGetObjCSelector(results); + selectorString = clang_getCString(objCSelector); + if (selectorString && strlen(selectorString) > 0) { + printf("Objective-C selector: %s\n", selectorString); + } + clang_disposeString(objCSelector); + + clang_disposeCodeCompleteResults(results); + } + clang_disposeTranslationUnit(TU); + clang_disposeIndex(CIdx); + free(filename); + + free_remapped_files(unsaved_files, num_unsaved_files); + + return 0; +} + +typedef struct { + char *filename; + unsigned line; + unsigned column; +} CursorSourceLocation; + +static 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; + unsigned Repeats = 1; + unsigned I; + + /* 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; + + if (getenv("CINDEXTEST_EDITING")) + Repeats = 5; + + /* Parse the translation unit. When we're testing clang_getCursor() after + reparsing, don't remap unsaved files until the second parse. */ + CIdx = clang_createIndex(1, 1); + TU = clang_parseTranslationUnit(CIdx, argv[argc - 1], + argv + num_unsaved_files + 1 + NumLocations, + argc - num_unsaved_files - 2 - NumLocations, + unsaved_files, + Repeats > 1? 0 : num_unsaved_files, + getDefaultParsingOptions()); + + if (!TU) { + fprintf(stderr, "unable to parse input\n"); + return -1; + } + + if (checkForErrors(TU) != 0) + return -1; + + for (I = 0; I != Repeats; ++I) { + if (Repeats > 1 && + clang_reparseTranslationUnit(TU, num_unsaved_files, unsaved_files, + clang_defaultReparseOptions(TU))) { + clang_disposeTranslationUnit(TU); + return 1; + } + + if (checkForErrors(TU) != 0) + 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)); + + if (checkForErrors(TU) != 0) + return -1; + + if (I + 1 == Repeats) { + CXCompletionString completionString = clang_getCursorCompletionString( + Cursor); + CXSourceLocation CursorLoc = clang_getCursorLocation(Cursor); + CXString Spelling; + const char *cspell; + unsigned line, column; + clang_getSpellingLocation(CursorLoc, 0, &line, &column, 0); + printf("%d:%d ", line, column); + PrintCursor(Cursor); + PrintCursorExtent(Cursor); + Spelling = clang_getCursorSpelling(Cursor); + cspell = clang_getCString(Spelling); + if (cspell && strlen(cspell) != 0) { + unsigned pieceIndex; + printf(" Spelling=%s (", cspell); + for (pieceIndex = 0; ; ++pieceIndex) { + CXSourceRange range = + clang_Cursor_getSpellingNameRange(Cursor, pieceIndex, 0); + if (clang_Range_isNull(range)) + break; + PrintRange(range, 0); + } + printf(")"); + } + clang_disposeString(Spelling); + if (clang_Cursor_getObjCSelectorIndex(Cursor) != -1) + printf(" Selector index=%d",clang_Cursor_getObjCSelectorIndex(Cursor)); + if (completionString != NULL) { + printf("\nCompletion string: "); + print_completion_string(completionString, stdout); + } + 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; +} + +static enum CXVisitorResult findFileRefsVisit(void *context, + CXCursor cursor, CXSourceRange range) { + if (clang_Range_isNull(range)) + return CXVisit_Continue; + + PrintCursor(cursor); + PrintRange(range, ""); + printf("\n"); + return CXVisit_Continue; +} + +static int find_file_refs_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; + unsigned Repeats = 1; + unsigned I; + + /* Count the number of locations. */ + while (strstr(argv[NumLocations+1], "-file-refs-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("-file-refs-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; + + if (getenv("CINDEXTEST_EDITING")) + Repeats = 5; + + /* Parse the translation unit. When we're testing clang_getCursor() after + reparsing, don't remap unsaved files until the second parse. */ + CIdx = clang_createIndex(1, 1); + TU = clang_parseTranslationUnit(CIdx, argv[argc - 1], + argv + num_unsaved_files + 1 + NumLocations, + argc - num_unsaved_files - 2 - NumLocations, + unsaved_files, + Repeats > 1? 0 : num_unsaved_files, + getDefaultParsingOptions()); + + if (!TU) { + fprintf(stderr, "unable to parse input\n"); + return -1; + } + + if (checkForErrors(TU) != 0) + return -1; + + for (I = 0; I != Repeats; ++I) { + if (Repeats > 1 && + clang_reparseTranslationUnit(TU, num_unsaved_files, unsaved_files, + clang_defaultReparseOptions(TU))) { + clang_disposeTranslationUnit(TU); + return 1; + } + + if (checkForErrors(TU) != 0) + 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)); + + if (checkForErrors(TU) != 0) + return -1; + + if (I + 1 == Repeats) { + CXCursorAndRangeVisitor visitor = { 0, findFileRefsVisit }; + PrintCursor(Cursor); + printf("\n"); + clang_findReferencesInFile(Cursor, file, visitor); + free(Locations[Loc].filename); + + if (checkForErrors(TU) != 0) + return -1; + } + } + } + + PrintDiagnostics(TU); + clang_disposeTranslationUnit(TU); + clang_disposeIndex(CIdx); + free(Locations); + free_remapped_files(unsaved_files, num_unsaved_files); + return 0; +} + +typedef struct { + const char *check_prefix; + int first_check_printed; + int fail_for_error; + int abort; + const char *main_filename; +} IndexData; + +static void printCheck(IndexData *data) { + if (data->check_prefix) { + if (data->first_check_printed) { + printf("// %s-NEXT: ", data->check_prefix); + } else { + printf("// %s : ", data->check_prefix); + data->first_check_printed = 1; + } + } +} + +static void printCXIndexFile(CXIdxClientFile file) { + CXString filename = clang_getFileName((CXFile)file); + printf("%s", clang_getCString(filename)); + clang_disposeString(filename); +} + +static void printCXIndexLoc(CXIdxLoc loc, CXClientData client_data) { + IndexData *index_data; + CXString filename; + const char *cname; + CXIdxClientFile file; + unsigned line, column; + int isMainFile; + + index_data = (IndexData *)client_data; + clang_indexLoc_getFileLocation(loc, &file, 0, &line, &column, 0); + if (line == 0) { + printf("<null loc>"); + return; + } + if (!file) { + printf("<no idxfile>"); + return; + } + filename = clang_getFileName((CXFile)file); + cname = clang_getCString(filename); + if (strcmp(cname, index_data->main_filename) == 0) + isMainFile = 1; + else + isMainFile = 0; + clang_disposeString(filename); + + if (!isMainFile) { + printCXIndexFile(file); + printf(":"); + } + printf("%d:%d", line, column); +} + +static unsigned digitCount(unsigned val) { + unsigned c = 1; + while (1) { + if (val < 10) + return c; + ++c; + val /= 10; + } +} + +static CXIdxClientContainer makeClientContainer(const CXIdxEntityInfo *info, + CXIdxLoc loc) { + const char *name; + char *newStr; + CXIdxClientFile file; + unsigned line, column; + + name = info->name; + if (!name) + name = "<anon-tag>"; + + clang_indexLoc_getFileLocation(loc, &file, 0, &line, &column, 0); + /* FIXME: free these.*/ + newStr = (char *)malloc(strlen(name) + + digitCount(line) + digitCount(column) + 3); + sprintf(newStr, "%s:%d:%d", name, line, column); + return (CXIdxClientContainer)newStr; +} + +static void printCXIndexContainer(const CXIdxContainerInfo *info) { + CXIdxClientContainer container; + container = clang_index_getClientContainer(info); + if (!container) + printf("[<<NULL>>]"); + else + printf("[%s]", (const char *)container); +} + +static const char *getEntityKindString(CXIdxEntityKind kind) { + switch (kind) { + case CXIdxEntity_Unexposed: return "<<UNEXPOSED>>"; + case CXIdxEntity_Typedef: return "typedef"; + case CXIdxEntity_Function: return "function"; + case CXIdxEntity_Variable: return "variable"; + case CXIdxEntity_Field: return "field"; + case CXIdxEntity_EnumConstant: return "enumerator"; + case CXIdxEntity_ObjCClass: return "objc-class"; + case CXIdxEntity_ObjCProtocol: return "objc-protocol"; + case CXIdxEntity_ObjCCategory: return "objc-category"; + case CXIdxEntity_ObjCInstanceMethod: return "objc-instance-method"; + case CXIdxEntity_ObjCClassMethod: return "objc-class-method"; + case CXIdxEntity_ObjCProperty: return "objc-property"; + case CXIdxEntity_ObjCIvar: return "objc-ivar"; + case CXIdxEntity_Enum: return "enum"; + case CXIdxEntity_Struct: return "struct"; + case CXIdxEntity_Union: return "union"; + case CXIdxEntity_CXXClass: return "c++-class"; + case CXIdxEntity_CXXNamespace: return "namespace"; + case CXIdxEntity_CXXNamespaceAlias: return "namespace-alias"; + case CXIdxEntity_CXXStaticVariable: return "c++-static-var"; + case CXIdxEntity_CXXStaticMethod: return "c++-static-method"; + case CXIdxEntity_CXXInstanceMethod: return "c++-instance-method"; + case CXIdxEntity_CXXConstructor: return "constructor"; + case CXIdxEntity_CXXDestructor: return "destructor"; + case CXIdxEntity_CXXConversionFunction: return "conversion-func"; + case CXIdxEntity_CXXTypeAlias: return "type-alias"; + } + assert(0 && "Garbage entity kind"); + return 0; +} + +static const char *getEntityTemplateKindString(CXIdxEntityCXXTemplateKind kind) { + switch (kind) { + case CXIdxEntity_NonTemplate: return ""; + case CXIdxEntity_Template: return "-template"; + case CXIdxEntity_TemplatePartialSpecialization: + return "-template-partial-spec"; + case CXIdxEntity_TemplateSpecialization: return "-template-spec"; + } + assert(0 && "Garbage entity kind"); + return 0; +} + +static const char *getEntityLanguageString(CXIdxEntityLanguage kind) { + switch (kind) { + case CXIdxEntityLang_None: return "<none>"; + case CXIdxEntityLang_C: return "C"; + case CXIdxEntityLang_ObjC: return "ObjC"; + case CXIdxEntityLang_CXX: return "C++"; + } + assert(0 && "Garbage language kind"); + return 0; +} + +static void printEntityInfo(const char *cb, + CXClientData client_data, + const CXIdxEntityInfo *info) { + const char *name; + IndexData *index_data; + unsigned i; + index_data = (IndexData *)client_data; + printCheck(index_data); + + if (!info) { + printf("%s: <<NULL>>", cb); + return; + } + + name = info->name; + if (!name) + name = "<anon-tag>"; + + printf("%s: kind: %s%s", cb, getEntityKindString(info->kind), + getEntityTemplateKindString(info->templateKind)); + printf(" | name: %s", name); + printf(" | USR: %s", info->USR); + printf(" | lang: %s", getEntityLanguageString(info->lang)); + + for (i = 0; i != info->numAttributes; ++i) { + const CXIdxAttrInfo *Attr = info->attributes[i]; + printf(" <attribute>: "); + PrintCursor(Attr->cursor); + } +} + +static void printBaseClassInfo(CXClientData client_data, + const CXIdxBaseClassInfo *info) { + printEntityInfo(" <base>", client_data, info->base); + printf(" | cursor: "); + PrintCursor(info->cursor); + printf(" | loc: "); + printCXIndexLoc(info->loc, client_data); +} + +static void printProtocolList(const CXIdxObjCProtocolRefListInfo *ProtoInfo, + CXClientData client_data) { + unsigned i; + for (i = 0; i < ProtoInfo->numProtocols; ++i) { + printEntityInfo(" <protocol>", client_data, + ProtoInfo->protocols[i]->protocol); + printf(" | cursor: "); + PrintCursor(ProtoInfo->protocols[i]->cursor); + printf(" | loc: "); + printCXIndexLoc(ProtoInfo->protocols[i]->loc, client_data); + printf("\n"); + } +} + +static void index_diagnostic(CXClientData client_data, + CXDiagnosticSet diagSet, void *reserved) { + CXString str; + const char *cstr; + unsigned numDiags, i; + CXDiagnostic diag; + IndexData *index_data; + index_data = (IndexData *)client_data; + printCheck(index_data); + + numDiags = clang_getNumDiagnosticsInSet(diagSet); + for (i = 0; i != numDiags; ++i) { + diag = clang_getDiagnosticInSet(diagSet, i); + str = clang_formatDiagnostic(diag, clang_defaultDiagnosticDisplayOptions()); + cstr = clang_getCString(str); + printf("[diagnostic]: %s\n", cstr); + clang_disposeString(str); + + if (getenv("CINDEXTEST_FAILONERROR") && + clang_getDiagnosticSeverity(diag) >= CXDiagnostic_Error) { + index_data->fail_for_error = 1; + } + } +} + +static CXIdxClientFile index_enteredMainFile(CXClientData client_data, + CXFile file, void *reserved) { + IndexData *index_data; + CXString filename; + + index_data = (IndexData *)client_data; + printCheck(index_data); + + filename = clang_getFileName(file); + index_data->main_filename = clang_getCString(filename); + clang_disposeString(filename); + + printf("[enteredMainFile]: "); + printCXIndexFile((CXIdxClientFile)file); + printf("\n"); + + return (CXIdxClientFile)file; +} + +static CXIdxClientFile index_ppIncludedFile(CXClientData client_data, + const CXIdxIncludedFileInfo *info) { + IndexData *index_data; + index_data = (IndexData *)client_data; + printCheck(index_data); + + printf("[ppIncludedFile]: "); + printCXIndexFile((CXIdxClientFile)info->file); + printf(" | name: \"%s\"", info->filename); + printf(" | hash loc: "); + printCXIndexLoc(info->hashLoc, client_data); + printf(" | isImport: %d | isAngled: %d\n", info->isImport, info->isAngled); + + return (CXIdxClientFile)info->file; +} + +static CXIdxClientContainer index_startedTranslationUnit(CXClientData client_data, + void *reserved) { + IndexData *index_data; + index_data = (IndexData *)client_data; + printCheck(index_data); + + printf("[startedTranslationUnit]\n"); + return (CXIdxClientContainer)"TU"; +} + +static void index_indexDeclaration(CXClientData client_data, + const CXIdxDeclInfo *info) { + IndexData *index_data; + const CXIdxObjCCategoryDeclInfo *CatInfo; + const CXIdxObjCInterfaceDeclInfo *InterInfo; + const CXIdxObjCProtocolRefListInfo *ProtoInfo; + const CXIdxObjCPropertyDeclInfo *PropInfo; + const CXIdxCXXClassDeclInfo *CXXClassInfo; + unsigned i; + index_data = (IndexData *)client_data; + + printEntityInfo("[indexDeclaration]", client_data, info->entityInfo); + printf(" | cursor: "); + PrintCursor(info->cursor); + printf(" | loc: "); + printCXIndexLoc(info->loc, client_data); + printf(" | semantic-container: "); + printCXIndexContainer(info->semanticContainer); + printf(" | lexical-container: "); + printCXIndexContainer(info->lexicalContainer); + printf(" | isRedecl: %d", info->isRedeclaration); + printf(" | isDef: %d", info->isDefinition); + printf(" | isContainer: %d", info->isContainer); + printf(" | isImplicit: %d\n", info->isImplicit); + + for (i = 0; i != info->numAttributes; ++i) { + const CXIdxAttrInfo *Attr = info->attributes[i]; + printf(" <attribute>: "); + PrintCursor(Attr->cursor); + printf("\n"); + } + + if (clang_index_isEntityObjCContainerKind(info->entityInfo->kind)) { + const char *kindName = 0; + CXIdxObjCContainerKind K = clang_index_getObjCContainerDeclInfo(info)->kind; + switch (K) { + case CXIdxObjCContainer_ForwardRef: + kindName = "forward-ref"; break; + case CXIdxObjCContainer_Interface: + kindName = "interface"; break; + case CXIdxObjCContainer_Implementation: + kindName = "implementation"; break; + } + printCheck(index_data); + printf(" <ObjCContainerInfo>: kind: %s\n", kindName); + } + + if ((CatInfo = clang_index_getObjCCategoryDeclInfo(info))) { + printEntityInfo(" <ObjCCategoryInfo>: class", client_data, + CatInfo->objcClass); + printf(" | cursor: "); + PrintCursor(CatInfo->classCursor); + printf(" | loc: "); + printCXIndexLoc(CatInfo->classLoc, client_data); + printf("\n"); + } + + if ((InterInfo = clang_index_getObjCInterfaceDeclInfo(info))) { + if (InterInfo->superInfo) { + printBaseClassInfo(client_data, InterInfo->superInfo); + printf("\n"); + } + } + + if ((ProtoInfo = clang_index_getObjCProtocolRefListInfo(info))) { + printProtocolList(ProtoInfo, client_data); + } + + if ((PropInfo = clang_index_getObjCPropertyDeclInfo(info))) { + if (PropInfo->getter) { + printEntityInfo(" <getter>", client_data, PropInfo->getter); + printf("\n"); + } + if (PropInfo->setter) { + printEntityInfo(" <setter>", client_data, PropInfo->setter); + printf("\n"); + } + } + + if ((CXXClassInfo = clang_index_getCXXClassDeclInfo(info))) { + for (i = 0; i != CXXClassInfo->numBases; ++i) { + printBaseClassInfo(client_data, CXXClassInfo->bases[i]); + printf("\n"); + } + } + + if (info->declAsContainer) + clang_index_setClientContainer(info->declAsContainer, + makeClientContainer(info->entityInfo, info->loc)); +} + +static void index_indexEntityReference(CXClientData client_data, + const CXIdxEntityRefInfo *info) { + printEntityInfo("[indexEntityReference]", client_data, info->referencedEntity); + printf(" | cursor: "); + PrintCursor(info->cursor); + printf(" | loc: "); + printCXIndexLoc(info->loc, client_data); + printEntityInfo(" | <parent>:", client_data, info->parentEntity); + printf(" | container: "); + printCXIndexContainer(info->container); + printf(" | refkind: "); + switch (info->kind) { + case CXIdxEntityRef_Direct: printf("direct"); break; + case CXIdxEntityRef_Implicit: printf("implicit"); break; + } + printf("\n"); +} + +static int index_abortQuery(CXClientData client_data, void *reserved) { + IndexData *index_data; + index_data = (IndexData *)client_data; + return index_data->abort; +} + +static IndexerCallbacks IndexCB = { + index_abortQuery, + index_diagnostic, + index_enteredMainFile, + index_ppIncludedFile, + 0, /*importedASTFile*/ + index_startedTranslationUnit, + index_indexDeclaration, + index_indexEntityReference +}; + +static unsigned getIndexOptions(void) { + unsigned index_opts; + index_opts = 0; + if (getenv("CINDEXTEST_SUPPRESSREFS")) + index_opts |= CXIndexOpt_SuppressRedundantRefs; + if (getenv("CINDEXTEST_INDEXLOCALSYMBOLS")) + index_opts |= CXIndexOpt_IndexFunctionLocalSymbols; + + return index_opts; +} + +static int index_file(int argc, const char **argv) { + const char *check_prefix; + CXIndex Idx; + CXIndexAction idxAction; + IndexData index_data; + unsigned index_opts; + int result; + + check_prefix = 0; + if (argc > 0) { + if (strstr(argv[0], "-check-prefix=") == argv[0]) { + check_prefix = argv[0] + strlen("-check-prefix="); + ++argv; + --argc; + } + } + + if (argc == 0) { + fprintf(stderr, "no compiler arguments\n"); + return -1; + } + + if (!(Idx = clang_createIndex(/* excludeDeclsFromPCH */ 1, + /* displayDiagnosics=*/1))) { + fprintf(stderr, "Could not create Index\n"); + return 1; + } + idxAction = 0; + result = 1; + + index_data.check_prefix = check_prefix; + index_data.first_check_printed = 0; + index_data.fail_for_error = 0; + index_data.abort = 0; + + index_opts = getIndexOptions(); + idxAction = clang_IndexAction_create(Idx); + result = clang_indexSourceFile(idxAction, &index_data, + &IndexCB,sizeof(IndexCB), index_opts, + 0, argv, argc, 0, 0, 0, 0); + if (index_data.fail_for_error) + result = -1; + + clang_IndexAction_dispose(idxAction); + clang_disposeIndex(Idx); + return result; +} + +static int index_tu(int argc, const char **argv) { + CXIndex Idx; + CXIndexAction idxAction; + CXTranslationUnit TU; + const char *check_prefix; + IndexData index_data; + unsigned index_opts; + int result; + + check_prefix = 0; + if (argc > 0) { + if (strstr(argv[0], "-check-prefix=") == argv[0]) { + check_prefix = argv[0] + strlen("-check-prefix="); + ++argv; + --argc; + } + } + + if (argc == 0) { + fprintf(stderr, "no ast file\n"); + return -1; + } + + if (!(Idx = clang_createIndex(/* excludeDeclsFromPCH */ 1, + /* displayDiagnosics=*/1))) { + fprintf(stderr, "Could not create Index\n"); + return 1; + } + idxAction = 0; + result = 1; + + if (!CreateTranslationUnit(Idx, argv[0], &TU)) + goto finished; + + index_data.check_prefix = check_prefix; + index_data.first_check_printed = 0; + index_data.fail_for_error = 0; + index_data.abort = 0; + + index_opts = getIndexOptions(); + idxAction = clang_IndexAction_create(Idx); + result = clang_indexTranslationUnit(idxAction, &index_data, + &IndexCB,sizeof(IndexCB), + index_opts, TU); + if (index_data.fail_for_error) + goto finished; + + finished: + clang_IndexAction_dispose(idxAction); + clang_disposeIndex(Idx); + + return result; +} + +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_parseTranslationUnit(CIdx, argv[argc - 1], + argv + num_unsaved_files + 2, + argc - num_unsaved_files - 3, + unsaved_files, + num_unsaved_files, + getDefaultParsingOptions()); + 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; + + if (checkForErrors(TU) != 0) + return -1; + + if (getenv("CINDEXTEST_EDITING")) { + for (i = 0; i < 5; ++i) { + if (clang_reparseTranslationUnit(TU, num_unsaved_files, unsaved_files, + clang_defaultReparseOptions(TU))) { + fprintf(stderr, "Unable to reparse translation unit!\n"); + errorCode = -1; + goto teardown; + } + } + } + + if (checkForErrors(TU) != 0) { + errorCode = -1; + goto teardown; + } + + 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); + + if (checkForErrors(TU) != 0) { + errorCode = -1; + goto teardown; + } + + cursors = (CXCursor *)malloc(num_tokens * sizeof(CXCursor)); + clang_annotateTokens(TU, tokens, num_tokens, cursors); + + if (checkForErrors(TU) != 0) { + errorCode = -1; + goto teardown; + } + + 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_getSpellingLocation(clang_getRangeStart(extent), + 0, &start_line, &start_column, 0); + clang_getSpellingLocation(clang_getRangeEnd(extent), + 0, &end_line, &end_column, 0); + printf("%s: \"%s\" ", kind, clang_getCString(spelling)); + clang_disposeString(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); + clang_disposeTokens(TU, tokens, num_tokens); + + teardown: + PrintDiagnostics(TU); + clang_disposeTranslationUnit(TU); + clang_disposeIndex(CIdx); + free(filename); + free_remapped_files(unsaved_files, num_unsaved_files); + return errorCode; +} + +/******************************************************************************/ +/* USR printing. */ +/******************************************************************************/ + +static int insufficient_usr(const char *kind, const char *usage) { + fprintf(stderr, "USR for '%s' requires: %s\n", kind, usage); + return 1; +} + +static unsigned isUSR(const char *s) { + return s[0] == 'c' && s[1] == ':'; +} + +static int not_usr(const char *s, const char *arg) { + fprintf(stderr, "'%s' argument ('%s') is not a USR\n", s, arg); + return 1; +} + +static void print_usr(CXString usr) { + const char *s = clang_getCString(usr); + printf("%s\n", s); + clang_disposeString(usr); +} + +static void display_usrs() { + fprintf(stderr, "-print-usrs options:\n" + " ObjCCategory <class name> <category name>\n" + " ObjCClass <class name>\n" + " ObjCIvar <ivar name> <class USR>\n" + " ObjCMethod <selector> [0=class method|1=instance method] " + "<class USR>\n" + " ObjCProperty <property name> <class USR>\n" + " ObjCProtocol <protocol name>\n"); +} + +int print_usrs(const char **I, const char **E) { + while (I != E) { + const char *kind = *I; + unsigned len = strlen(kind); + switch (len) { + case 8: + if (memcmp(kind, "ObjCIvar", 8) == 0) { + if (I + 2 >= E) + return insufficient_usr(kind, "<ivar name> <class USR>"); + if (!isUSR(I[2])) + return not_usr("<class USR>", I[2]); + else { + CXString x; + x.data = (void*) I[2]; + x.private_flags = 0; + print_usr(clang_constructUSR_ObjCIvar(I[1], x)); + } + + I += 3; + continue; + } + break; + case 9: + if (memcmp(kind, "ObjCClass", 9) == 0) { + if (I + 1 >= E) + return insufficient_usr(kind, "<class name>"); + print_usr(clang_constructUSR_ObjCClass(I[1])); + I += 2; + continue; + } + break; + case 10: + if (memcmp(kind, "ObjCMethod", 10) == 0) { + if (I + 3 >= E) + return insufficient_usr(kind, "<method selector> " + "[0=class method|1=instance method] <class USR>"); + if (!isUSR(I[3])) + return not_usr("<class USR>", I[3]); + else { + CXString x; + x.data = (void*) I[3]; + x.private_flags = 0; + print_usr(clang_constructUSR_ObjCMethod(I[1], atoi(I[2]), x)); + } + I += 4; + continue; + } + break; + case 12: + if (memcmp(kind, "ObjCCategory", 12) == 0) { + if (I + 2 >= E) + return insufficient_usr(kind, "<class name> <category name>"); + print_usr(clang_constructUSR_ObjCCategory(I[1], I[2])); + I += 3; + continue; + } + if (memcmp(kind, "ObjCProtocol", 12) == 0) { + if (I + 1 >= E) + return insufficient_usr(kind, "<protocol name>"); + print_usr(clang_constructUSR_ObjCProtocol(I[1])); + I += 2; + continue; + } + if (memcmp(kind, "ObjCProperty", 12) == 0) { + if (I + 2 >= E) + return insufficient_usr(kind, "<property name> <class USR>"); + if (!isUSR(I[2])) + return not_usr("<class USR>", I[2]); + else { + CXString x; + x.data = (void*) I[2]; + x.private_flags = 0; + print_usr(clang_constructUSR_ObjCProperty(I[1], x)); + } + I += 3; + continue; + } + break; + default: + break; + } + break; + } + + if (I != E) { + fprintf(stderr, "Invalid USR kind: %s\n", *I); + display_usrs(); + return 1; + } + return 0; +} + +int print_usrs_file(const char *file_name) { + char line[2048]; + const char *args[128]; + unsigned numChars = 0; + + FILE *fp = fopen(file_name, "r"); + if (!fp) { + fprintf(stderr, "error: cannot open '%s'\n", file_name); + return 1; + } + + /* This code is not really all that safe, but it works fine for testing. */ + while (!feof(fp)) { + char c = fgetc(fp); + if (c == '\n') { + unsigned i = 0; + const char *s = 0; + + if (numChars == 0) + continue; + + line[numChars] = '\0'; + numChars = 0; + + if (line[0] == '/' && line[1] == '/') + continue; + + s = strtok(line, " "); + while (s) { + args[i] = s; + ++i; + s = strtok(0, " "); + } + if (print_usrs(&args[0], &args[i])) + return 1; + } + else + line[numChars++] = c; + } + + fclose(fp); + return 0; +} + +/******************************************************************************/ +/* Command line processing. */ +/******************************************************************************/ +int write_pch_file(const char *filename, int argc, const char *argv[]) { + CXIndex Idx; + CXTranslationUnit TU; + struct CXUnsavedFile *unsaved_files = 0; + int num_unsaved_files = 0; + int result = 0; + + Idx = clang_createIndex(/* excludeDeclsFromPCH */1, /* displayDiagnosics=*/1); + + if (parse_remapped_files(argc, argv, 0, &unsaved_files, &num_unsaved_files)) { + clang_disposeIndex(Idx); + return -1; + } + + TU = clang_parseTranslationUnit(Idx, 0, + argv + num_unsaved_files, + argc - num_unsaved_files, + unsaved_files, + num_unsaved_files, + CXTranslationUnit_Incomplete); + if (!TU) { + fprintf(stderr, "Unable to load translation unit!\n"); + free_remapped_files(unsaved_files, num_unsaved_files); + clang_disposeIndex(Idx); + return 1; + } + + switch (clang_saveTranslationUnit(TU, filename, + clang_defaultSaveOptions(TU))) { + case CXSaveError_None: + break; + + case CXSaveError_TranslationErrors: + fprintf(stderr, "Unable to write PCH file %s: translation errors\n", + filename); + result = 2; + break; + + case CXSaveError_InvalidTU: + fprintf(stderr, "Unable to write PCH file %s: invalid translation unit\n", + filename); + result = 3; + break; + + case CXSaveError_Unknown: + default: + fprintf(stderr, "Unable to write PCH file %s: unknown error \n", filename); + result = 1; + break; + } + + clang_disposeTranslationUnit(TU); + free_remapped_files(unsaved_files, num_unsaved_files); + clang_disposeIndex(Idx); + return result; +} + +/******************************************************************************/ +/* Serialized diagnostics. */ +/******************************************************************************/ + +static const char *getDiagnosticCodeStr(enum CXLoadDiag_Error error) { + switch (error) { + case CXLoadDiag_CannotLoad: return "Cannot Load File"; + case CXLoadDiag_None: break; + case CXLoadDiag_Unknown: return "Unknown"; + case CXLoadDiag_InvalidFile: return "Invalid File"; + } + return "None"; +} + +static const char *getSeverityString(enum CXDiagnosticSeverity severity) { + switch (severity) { + case CXDiagnostic_Note: return "note"; + case CXDiagnostic_Error: return "error"; + case CXDiagnostic_Fatal: return "fatal"; + case CXDiagnostic_Ignored: return "ignored"; + case CXDiagnostic_Warning: return "warning"; + } + return "unknown"; +} + +static void printIndent(unsigned indent) { + if (indent == 0) + return; + fprintf(stderr, "+"); + --indent; + while (indent > 0) { + fprintf(stderr, "-"); + --indent; + } +} + +static void printLocation(CXSourceLocation L) { + CXFile File; + CXString FileName; + unsigned line, column, offset; + + clang_getExpansionLocation(L, &File, &line, &column, &offset); + FileName = clang_getFileName(File); + + fprintf(stderr, "%s:%d:%d", clang_getCString(FileName), line, column); + clang_disposeString(FileName); +} + +static void printRanges(CXDiagnostic D, unsigned indent) { + unsigned i, n = clang_getDiagnosticNumRanges(D); + + for (i = 0; i < n; ++i) { + CXSourceLocation Start, End; + CXSourceRange SR = clang_getDiagnosticRange(D, i); + Start = clang_getRangeStart(SR); + End = clang_getRangeEnd(SR); + + printIndent(indent); + fprintf(stderr, "Range: "); + printLocation(Start); + fprintf(stderr, " "); + printLocation(End); + fprintf(stderr, "\n"); + } +} + +static void printFixIts(CXDiagnostic D, unsigned indent) { + unsigned i, n = clang_getDiagnosticNumFixIts(D); + fprintf(stderr, "Number FIXITs = %d\n", n); + for (i = 0 ; i < n; ++i) { + CXSourceRange ReplacementRange; + CXString text; + text = clang_getDiagnosticFixIt(D, i, &ReplacementRange); + + printIndent(indent); + fprintf(stderr, "FIXIT: ("); + printLocation(clang_getRangeStart(ReplacementRange)); + fprintf(stderr, " - "); + printLocation(clang_getRangeEnd(ReplacementRange)); + fprintf(stderr, "): \"%s\"\n", clang_getCString(text)); + clang_disposeString(text); + } +} + +static void printDiagnosticSet(CXDiagnosticSet Diags, unsigned indent) { + unsigned i, n; + + if (!Diags) + return; + + n = clang_getNumDiagnosticsInSet(Diags); + for (i = 0; i < n; ++i) { + CXSourceLocation DiagLoc; + CXDiagnostic D; + CXFile File; + CXString FileName, DiagSpelling, DiagOption, DiagCat; + unsigned line, column, offset; + const char *DiagOptionStr = 0, *DiagCatStr = 0; + + D = clang_getDiagnosticInSet(Diags, i); + DiagLoc = clang_getDiagnosticLocation(D); + clang_getExpansionLocation(DiagLoc, &File, &line, &column, &offset); + FileName = clang_getFileName(File); + DiagSpelling = clang_getDiagnosticSpelling(D); + + printIndent(indent); + + fprintf(stderr, "%s:%d:%d: %s: %s", + clang_getCString(FileName), + line, + column, + getSeverityString(clang_getDiagnosticSeverity(D)), + clang_getCString(DiagSpelling)); + + DiagOption = clang_getDiagnosticOption(D, 0); + DiagOptionStr = clang_getCString(DiagOption); + if (DiagOptionStr) { + fprintf(stderr, " [%s]", DiagOptionStr); + } + + DiagCat = clang_getDiagnosticCategoryText(D); + DiagCatStr = clang_getCString(DiagCat); + if (DiagCatStr) { + fprintf(stderr, " [%s]", DiagCatStr); + } + + fprintf(stderr, "\n"); + + printRanges(D, indent); + printFixIts(D, indent); + + /* Print subdiagnostics. */ + printDiagnosticSet(clang_getChildDiagnostics(D), indent+2); + + clang_disposeString(FileName); + clang_disposeString(DiagSpelling); + clang_disposeString(DiagOption); + } +} + +static int read_diagnostics(const char *filename) { + enum CXLoadDiag_Error error; + CXString errorString; + CXDiagnosticSet Diags = 0; + + Diags = clang_loadDiagnostics(filename, &error, &errorString); + if (!Diags) { + fprintf(stderr, "Trouble deserializing file (%s): %s\n", + getDiagnosticCodeStr(error), + clang_getCString(errorString)); + clang_disposeString(errorString); + return 1; + } + + printDiagnosticSet(Diags, 0); + fprintf(stderr, "Number of diagnostics: %d\n", + clang_getNumDiagnosticsInSet(Diags)); + clang_disposeDiagnosticSet(Diags); + return 0; +} + +/******************************************************************************/ +/* Command line processing. */ +/******************************************************************************/ + +static CXCursorVisitor GetVisitor(const char *s) { + if (s[0] == '\0') + return FilteredPrintingVisitor; + if (strcmp(s, "-usrs") == 0) + return USRVisitor; + if (strncmp(s, "-memory-usage", 13) == 0) + return GetVisitor(s + 13); + return NULL; +} + +static void print_usage(void) { + fprintf(stderr, + "usage: c-index-test -code-completion-at=<site> <compiler arguments>\n" + " c-index-test -code-completion-timing=<site> <compiler arguments>\n" + " c-index-test -cursor-at=<site> <compiler arguments>\n" + " c-index-test -file-refs-at=<site> <compiler arguments>\n" + " c-index-test -index-file [-check-prefix=<FileCheck prefix>] <compiler arguments>\n" + " c-index-test -index-tu [-check-prefix=<FileCheck prefix>] <AST file>\n" + " c-index-test -test-file-scan <AST file> <source file> " + "[FileCheck prefix]\n"); + fprintf(stderr, + " 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"); + fprintf(stderr, + " c-index-test -test-load-source-memory-usage " + "<symbol filter> {<args>}*\n" + " c-index-test -test-load-source-reparse <trials> <symbol filter> " + " {<args>}*\n" + " c-index-test -test-load-source-usrs <symbol filter> {<args>}*\n" + " c-index-test -test-load-source-usrs-memory-usage " + "<symbol filter> {<args>}*\n" + " 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"); + fprintf(stderr, + " c-index-test -test-print-linkage-source {<args>}*\n" + " c-index-test -test-print-typekind {<args>}*\n" + " c-index-test -print-usr [<CursorKind> {<args>}]*\n" + " c-index-test -print-usr-file <file>\n" + " c-index-test -write-pch <file> <compiler arguments>\n"); + fprintf(stderr, + " c-index-test -read-diagnostics <file>\n\n"); + fprintf(stderr, + " <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 cindextest_main(int argc, const char **argv) { + clang_enableStackTraces(); + if (argc > 2 && strcmp(argv[1], "-read-diagnostics") == 0) + return read_diagnostics(argv[2]); + if (argc > 2 && strstr(argv[1], "-code-completion-at=") == argv[1]) + return perform_code_completion(argc, argv, 0); + if (argc > 2 && strstr(argv[1], "-code-completion-timing=") == argv[1]) + return perform_code_completion(argc, argv, 1); + if (argc > 2 && strstr(argv[1], "-cursor-at=") == argv[1]) + return inspect_cursor_at(argc, argv); + if (argc > 2 && strstr(argv[1], "-file-refs-at=") == argv[1]) + return find_file_refs_at(argc, argv); + if (argc > 2 && strcmp(argv[1], "-index-file") == 0) + return index_file(argc - 2, argv + 2); + if (argc > 2 && strcmp(argv[1], "-index-tu") == 0) + return index_tu(argc - 2, argv + 2); + 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 >= 5 && strncmp(argv[1], "-test-load-source-reparse", 25) == 0){ + CXCursorVisitor I = GetVisitor(argv[1] + 25); + if (I) { + int trials = atoi(argv[2]); + return perform_test_reparse_source(argc - 4, argv + 4, trials, argv[3], I, + NULL); + } + } + else if (argc >= 4 && strncmp(argv[1], "-test-load-source", 17) == 0) { + CXCursorVisitor I = GetVisitor(argv[1] + 17); + + PostVisitTU postVisit = 0; + if (strstr(argv[1], "-memory-usage")) + postVisit = PrintMemoryUsage; + + if (I) + return perform_test_load_source(argc - 3, argv + 3, argv[2], I, + postVisit); + } + 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); + else if (argc > 2 && strcmp(argv[1], "-test-print-typekind") == 0) + return perform_test_load_source(argc - 2, argv + 2, "all", + PrintTypeKind, 0); + else if (argc > 1 && strcmp(argv[1], "-print-usr") == 0) { + if (argc > 2) + return print_usrs(argv + 2, argv + argc); + else { + display_usrs(); + return 1; + } + } + else if (argc > 2 && strcmp(argv[1], "-print-usr-file") == 0) + return print_usrs_file(argv[2]); + else if (argc > 2 && strcmp(argv[1], "-write-pch") == 0) + return write_pch_file(argv[2], argc - 3, argv + 3); + + print_usage(); + return 1; +} + +/***/ + +/* We intentionally run in a separate thread to ensure we at least minimal + * testing of a multithreaded environment (for example, having a reduced stack + * size). */ + +typedef struct thread_info { + int argc; + const char **argv; + int result; +} thread_info; +void thread_runner(void *client_data_v) { + thread_info *client_data = client_data_v; + client_data->result = cindextest_main(client_data->argc, client_data->argv); +#ifdef __CYGWIN__ + fflush(stdout); /* stdout is not flushed on Cygwin. */ +#endif +} + +int main(int argc, const char **argv) { + thread_info client_data; + + if (getenv("CINDEXTEST_NOTHREADS")) + return cindextest_main(argc, argv); + + client_data.argc = argc; + client_data.argv = argv; + clang_executeOnThread(thread_runner, &client_data, 0); + return client_data.result; +} |