blob: 497c9ee6af53c259e451ff2490b6d9ef9f363fec [file] [log] [blame]
/* 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 printVersion(const char *Prefix, CXVersion Version) {
if (Version.Major < 0)
return;
printf("%s%d", Prefix, Version.Major);
if (Version.Minor < 0)
return;
printf(".%d", Version.Minor);
if (Version.Subminor < 0)
return;
printf(".%d", Version.Subminor);
}
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;
int AlwaysUnavailable;
int AlwaysDeprecated;
CXString UnavailableMessage;
CXString DeprecatedMessage;
CXPlatformAvailability PlatformAvailability[2];
int NumPlatformAvailability;
int I;
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;
}
NumPlatformAvailability
= clang_getCursorPlatformAvailability(Cursor,
&AlwaysDeprecated,
&DeprecatedMessage,
&AlwaysUnavailable,
&UnavailableMessage,
PlatformAvailability, 2);
if (AlwaysUnavailable) {
printf(" (always unavailable: \"%s\")",
clang_getCString(UnavailableMessage));
} else if (AlwaysDeprecated) {
printf(" (always deprecated: \"%s\")",
clang_getCString(DeprecatedMessage));
} else {
for (I = 0; I != NumPlatformAvailability; ++I) {
if (I >= 2)
break;
printf(" (%s", clang_getCString(PlatformAvailability[I].Platform));
if (PlatformAvailability[I].Unavailable)
printf(", unavailable");
else {
printVersion(", introduced=", PlatformAvailability[I].Introduced);
printVersion(", deprecated=", PlatformAvailability[I].Deprecated);
printVersion(", obsoleted=", PlatformAvailability[I].Obsoleted);
}
if (clang_getCString(PlatformAvailability[I].Message)[0])
printf(", message=\"%s\"",
clang_getCString(PlatformAvailability[I].Message));
printf(")");
}
}
for (I = 0; I != NumPlatformAvailability; ++I) {
if (I >= 2)
break;
clang_disposeCXPlatformAvailability(PlatformAvailability + I);
}
clang_disposeString(DeprecatedMessage);
clang_disposeString(UnavailableMessage);
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,