From c937b0ee01594d1e285a96a65c2f3a05eb2658dc Mon Sep 17 00:00:00 2001 From: "ivan.penkov@gmail.com" Date: Wed, 21 Nov 2012 01:33:08 +0000 Subject: Cleaning up google-breakpad source code of signed-unsigned comparison warnings http://breakpad.appspot.com/488002/ git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1083 4c0a9323-5329-0410-9bdc-e9ce6186880e --- src/client/linux/handler/exception_handler.cc | 8 +++--- .../linux/handler/exception_handler_unittest.cc | 32 +++++++++++----------- .../linux/minidump_writer/line_reader_unittest.cc | 4 +-- .../minidump_writer/linux_core_dumper_unittest.cc | 2 +- .../linux_ptrace_dumper_unittest.cc | 5 ++-- .../linux/minidump_writer/minidump_writer.cc | 4 ++- .../minidump_writer/minidump_writer_unittest.cc | 21 +++++++------- 7 files changed, 40 insertions(+), 36 deletions(-) (limited to 'src/client/linux') diff --git a/src/client/linux/handler/exception_handler.cc b/src/client/linux/handler/exception_handler.cc index fd12642c..e6265a12 100644 --- a/src/client/linux/handler/exception_handler.cc +++ b/src/client/linux/handler/exception_handler.cc @@ -240,7 +240,7 @@ bool ExceptionHandler::InstallHandlersLocked() { return false; // Fail if unable to store all the old handlers. - for (unsigned i = 0; i < kNumHandledSignals; ++i) { + for (int i = 0; i < kNumHandledSignals; ++i) { if (sigaction(kExceptionSignals[i], NULL, &old_handlers[i]) == -1) return false; } @@ -250,13 +250,13 @@ bool ExceptionHandler::InstallHandlersLocked() { sigemptyset(&sa.sa_mask); // Mask all exception signals when we're handling one of them. - for (unsigned i = 0; i < kNumHandledSignals; ++i) + for (int i = 0; i < kNumHandledSignals; ++i) sigaddset(&sa.sa_mask, kExceptionSignals[i]); sa.sa_sigaction = SignalHandler; sa.sa_flags = SA_ONSTACK | SA_SIGINFO; - for (unsigned i = 0; i < kNumHandledSignals; ++i) { + for (int i = 0; i < kNumHandledSignals; ++i) { if (sigaction(kExceptionSignals[i], &sa, NULL) == -1) { // At this point it is impractical to back out changes, and so failure to // install a signal is intentionally ignored. @@ -273,7 +273,7 @@ void ExceptionHandler::RestoreHandlersLocked() { if (!handlers_installed) return; - for (unsigned i = 0; i < kNumHandledSignals; ++i) { + for (int i = 0; i < kNumHandledSignals; ++i) { if (sigaction(kExceptionSignals[i], &old_handlers[i], NULL) == -1) { signal(kExceptionSignals[i], SIG_DFL); } diff --git a/src/client/linux/handler/exception_handler_unittest.cc b/src/client/linux/handler/exception_handler_unittest.cc index 85da78af..4b3ec07b 100644 --- a/src/client/linux/handler/exception_handler_unittest.cc +++ b/src/client/linux/handler/exception_handler_unittest.cc @@ -108,9 +108,9 @@ void ReadMinidumpPathFromPipe(int fd, string* path) { ASSERT_EQ(1, r); ASSERT_TRUE(pfd.revents & POLLIN); - uint32_t len; + int32_t len; ASSERT_EQ(static_cast(sizeof(len)), read(fd, &len, sizeof(len))); - ASSERT_LT(len, static_cast(2048)); + ASSERT_LT(len, 2048); char* filename = static_cast(malloc(len + 1)); ASSERT_EQ(len, read(fd, filename, len)); filename[len] = 0; @@ -194,7 +194,7 @@ void ChildCrash(bool use_fd) { struct stat st; ASSERT_EQ(0, stat(minidump_path.c_str(), &st)); - ASSERT_GT(st.st_size, 0u); + ASSERT_GT(st.st_size, 0); unlink(minidump_path.c_str()); } @@ -465,7 +465,7 @@ TEST(ExceptionHandlerTest, InstructionPointerMemory) { struct stat st; ASSERT_EQ(0, stat(minidump_path.c_str(), &st)); - ASSERT_GT(st.st_size, 0u); + ASSERT_GT(st.st_size, 0); // Read the minidump. Locate the exception record and the // memory list, and then ensure that there is a memory region @@ -478,7 +478,7 @@ TEST(ExceptionHandlerTest, InstructionPointerMemory) { MinidumpMemoryList* memory_list = minidump.GetMemoryList(); ASSERT_TRUE(exception); ASSERT_TRUE(memory_list); - ASSERT_LT(0, memory_list->region_count()); + ASSERT_LT(0U, memory_list->region_count()); MinidumpContext* context = exception->GetContext(); ASSERT_TRUE(context); @@ -557,7 +557,7 @@ TEST(ExceptionHandlerTest, InstructionPointerMemoryMinBound) { struct stat st; ASSERT_EQ(0, stat(minidump_path.c_str(), &st)); - ASSERT_GT(st.st_size, 0u); + ASSERT_GT(st.st_size, 0); // Read the minidump. Locate the exception record and the // memory list, and then ensure that there is a memory region @@ -570,7 +570,7 @@ TEST(ExceptionHandlerTest, InstructionPointerMemoryMinBound) { MinidumpMemoryList* memory_list = minidump.GetMemoryList(); ASSERT_TRUE(exception); ASSERT_TRUE(memory_list); - ASSERT_LT(0, memory_list->region_count()); + ASSERT_LT(0U, memory_list->region_count()); MinidumpContext* context = exception->GetContext(); ASSERT_TRUE(context); @@ -648,7 +648,7 @@ TEST(ExceptionHandlerTest, InstructionPointerMemoryMaxBound) { struct stat st; ASSERT_EQ(0, stat(minidump_path.c_str(), &st)); - ASSERT_GT(st.st_size, 0u); + ASSERT_GT(st.st_size, 0); // Read the minidump. Locate the exception record and the memory list, and // then ensure that there is a memory region in the memory list that covers @@ -660,7 +660,7 @@ TEST(ExceptionHandlerTest, InstructionPointerMemoryMaxBound) { MinidumpMemoryList* memory_list = minidump.GetMemoryList(); ASSERT_TRUE(exception); ASSERT_TRUE(memory_list); - ASSERT_LT(0, memory_list->region_count()); + ASSERT_LT(0U, memory_list->region_count()); MinidumpContext* context = exception->GetContext(); ASSERT_TRUE(context); @@ -719,7 +719,7 @@ TEST(ExceptionHandlerTest, InstructionPointerMemoryNullPointer) { struct stat st; ASSERT_EQ(0, stat(minidump_path.c_str(), &st)); - ASSERT_GT(st.st_size, 0u); + ASSERT_GT(st.st_size, 0); // Read the minidump. Locate the exception record and the // memory list, and then ensure that there is a memory region @@ -887,7 +887,7 @@ TEST(ExceptionHandlerTest, ExternalDumper) { msg.msg_controllen = kControlMsgSize; const ssize_t n = HANDLE_EINTR(recvmsg(fds[0], &msg, 0)); - ASSERT_EQ(kCrashContextSize, n); + ASSERT_EQ(static_cast(kCrashContextSize), n); ASSERT_EQ(kControlMsgSize, msg.msg_controllen); ASSERT_EQ(0, msg.msg_flags); ASSERT_EQ(0, close(fds[0])); @@ -918,14 +918,14 @@ TEST(ExceptionHandlerTest, ExternalDumper) { ASSERT_TRUE(WriteMinidump(templ.c_str(), crashing_pid, context, kCrashContextSize)); static const char b = 0; - ASSERT_EQ(1U, (HANDLE_EINTR(write(signal_fd, &b, 1)))); + ASSERT_EQ(1, (HANDLE_EINTR(write(signal_fd, &b, 1)))); ASSERT_EQ(0, close(signal_fd)); ASSERT_NO_FATAL_FAILURE(WaitForProcessToTerminate(child, SIGSEGV)); struct stat st; ASSERT_EQ(0, stat(templ.c_str(), &st)); - ASSERT_GT(st.st_size, 0U); + ASSERT_GT(st.st_size, 0); unlink(templ.c_str()); } @@ -974,7 +974,7 @@ TEST(ExceptionHandlerTest, GenerateMultipleDumpsWithPath) { const MinidumpDescriptor& minidump_1 = handler.minidump_descriptor(); struct stat st; ASSERT_EQ(0, stat(minidump_1.path(), &st)); - ASSERT_GT(st.st_size, 0U); + ASSERT_GT(st.st_size, 0); string minidump_1_path(minidump_1.path()); // Check it is a valid minidump. Minidump minidump1(minidump_1_path); @@ -985,7 +985,7 @@ TEST(ExceptionHandlerTest, GenerateMultipleDumpsWithPath) { ASSERT_TRUE(handler.WriteMinidump()); const MinidumpDescriptor& minidump_2 = handler.minidump_descriptor(); ASSERT_EQ(0, stat(minidump_2.path(), &st)); - ASSERT_GT(st.st_size, 0U); + ASSERT_GT(st.st_size, 0); string minidump_2_path(minidump_2.path()); // Check it is a valid minidump. Minidump minidump2(minidump_2_path); @@ -1111,7 +1111,7 @@ TEST(ExceptionHandlerTest, WriteMinidumpForChild) { ASSERT_TRUE(exception); u_int32_t thread_id; ASSERT_TRUE(exception->GetThreadID(&thread_id)); - EXPECT_EQ(child, thread_id); + EXPECT_EQ(child, static_cast(thread_id)); const MDRawExceptionStream* raw = exception->exception(); ASSERT_TRUE(raw); diff --git a/src/client/linux/minidump_writer/line_reader_unittest.cc b/src/client/linux/minidump_writer/line_reader_unittest.cc index 17a54679..4448281d 100644 --- a/src/client/linux/minidump_writer/line_reader_unittest.cc +++ b/src/client/linux/minidump_writer/line_reader_unittest.cc @@ -166,7 +166,7 @@ TEST(LineReaderTest, MaxLength) { char l[LineReader::kMaxLineLen - 1]; memset(l, 'a', sizeof(l)); const int r = HANDLE_EINTR(write(fd, l, sizeof(l))); - ASSERT_EQ(sizeof(l), r); + ASSERT_EQ(static_cast(sizeof(l)), r); lseek(fd, 0, SEEK_SET); LineReader reader(fd); @@ -185,7 +185,7 @@ TEST(LineReaderTest, TooLong) { char l[LineReader::kMaxLineLen]; memset(l, 'a', sizeof(l)); const int r = HANDLE_EINTR(write(fd, l, sizeof(l))); - ASSERT_EQ(sizeof(l), r); + ASSERT_EQ(static_cast(sizeof(l)), r); lseek(fd, 0, SEEK_SET); LineReader reader(fd); diff --git a/src/client/linux/minidump_writer/linux_core_dumper_unittest.cc b/src/client/linux/minidump_writer/linux_core_dumper_unittest.cc index 50b31938..7aef4c0d 100644 --- a/src/client/linux/minidump_writer/linux_core_dumper_unittest.cc +++ b/src/client/linux/minidump_writer/linux_core_dumper_unittest.cc @@ -96,7 +96,7 @@ TEST(LinuxCoreDumperTest, VerifyDumpWithMultipleThreads) { // LinuxCoreDumper cannot determine the crash address and thus it always // sets the crash address to 0. - EXPECT_EQ(0, dumper.crash_address()); + EXPECT_EQ(0U, dumper.crash_address()); EXPECT_EQ(kCrashSignal, dumper.crash_signal()); EXPECT_EQ(crash_generator.GetThreadId(kCrashThread), dumper.crash_thread()); diff --git a/src/client/linux/minidump_writer/linux_ptrace_dumper_unittest.cc b/src/client/linux/minidump_writer/linux_ptrace_dumper_unittest.cc index ee3593cd..db11651c 100644 --- a/src/client/linux/minidump_writer/linux_ptrace_dumper_unittest.cc +++ b/src/client/linux/minidump_writer/linux_ptrace_dumper_unittest.cc @@ -160,7 +160,7 @@ TEST(LinuxPtraceDumperTest, MergedMappings) { // range. EXPECT_EQ(kMappingAddress, mapping.start_addr); EXPECT_EQ(kMappingSize, mapping.size); - EXPECT_EQ(0, mapping.offset); + EXPECT_EQ(0U, mapping.offset); mapping_count++; } } @@ -212,7 +212,8 @@ TEST(LinuxPtraceDumperTest, VerifyStackReadWithMultipleThreads) { ASSERT_EQ(1, r); ASSERT_TRUE(pfd.revents & POLLIN); uint8_t junk; - ASSERT_EQ(read(fds[0], &junk, sizeof(junk)), sizeof(junk)); + ASSERT_EQ(read(fds[0], &junk, sizeof(junk)), + static_cast(sizeof(junk))); } close(fds[0]); diff --git a/src/client/linux/minidump_writer/minidump_writer.cc b/src/client/linux/minidump_writer/minidump_writer.cc index 8f2f1950..6b6a2c0d 100644 --- a/src/client/linux/minidump_writer/minidump_writer.cc +++ b/src/client/linux/minidump_writer/minidump_writer.cc @@ -653,8 +653,10 @@ class MinidumpWriter { size_t stack_len; if (dumper_->GetStackInfo(&stack, &stack_len, stack_pointer)) { UntypedMDRVA memory(&minidump_writer_); - if (max_stack_len >= 0 && stack_len > max_stack_len) + if (max_stack_len >= 0 && + stack_len > static_cast(max_stack_len)) { stack_len = max_stack_len; + } if (!memory.Allocate(stack_len)) return false; *stack_copy = reinterpret_cast(Alloc(stack_len)); diff --git a/src/client/linux/minidump_writer/minidump_writer_unittest.cc b/src/client/linux/minidump_writer/minidump_writer_unittest.cc index 6beae05d..1cb03261 100644 --- a/src/client/linux/minidump_writer/minidump_writer_unittest.cc +++ b/src/client/linux/minidump_writer/minidump_writer_unittest.cc @@ -88,7 +88,7 @@ TEST(MinidumpWriterTest, SetupWithPath) { ASSERT_TRUE(WriteMinidump(templ.c_str(), child, &context, sizeof(context))); struct stat st; ASSERT_EQ(0, stat(templ.c_str(), &st)); - ASSERT_GT(st.st_size, 0u); + ASSERT_GT(st.st_size, 0); close(fds[1]); } @@ -118,7 +118,7 @@ TEST(MinidumpWriterTest, SetupWithFD) { ASSERT_TRUE(WriteMinidump(fd, child, &context, sizeof(context))); struct stat st; ASSERT_EQ(0, stat(templ.c_str(), &st)); - ASSERT_GT(st.st_size, 0u); + ASSERT_GT(st.st_size, 0); close(fds[1]); } @@ -239,7 +239,7 @@ TEST(MinidumpWriterTest, MappingInfoContained) { // These are defined here so the parent can use them to check the // data from the minidump afterwards. - const u_int32_t memory_size = sysconf(_SC_PAGESIZE); + const int32_t memory_size = sysconf(_SC_PAGESIZE); const char* kMemoryName = "a fake module"; const u_int8_t kModuleGUID[sizeof(MDGUID)] = { 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, @@ -379,7 +379,7 @@ TEST(MinidumpWriterTest, DeletedBinary) { ASSERT_TRUE(pfd.revents & POLLIN); uint8_t junk; const int nr = HANDLE_EINTR(read(fds[0], &junk, sizeof(junk))); - ASSERT_EQ(sizeof(junk), nr); + ASSERT_EQ(static_cast(sizeof(junk)), nr); close(fds[0]); // Child is ready now. @@ -398,7 +398,7 @@ TEST(MinidumpWriterTest, DeletedBinary) { struct stat st; ASSERT_EQ(0, stat(templ.c_str(), &st)); - ASSERT_GT(st.st_size, 0u); + ASSERT_GT(st.st_size, 0); Minidump minidump(templ.c_str()); ASSERT_TRUE(minidump.Read()); @@ -623,7 +623,8 @@ TEST(MinidumpWriterTest, MinidumpSizeLimit) { ASSERT_EQ(1, r); ASSERT_TRUE(pfd.revents & POLLIN); uint8_t junk; - ASSERT_EQ(read(fds[0], &junk, sizeof(junk)), sizeof(junk)); + ASSERT_EQ(read(fds[0], &junk, sizeof(junk)), + static_cast(sizeof(junk))); } close(fds[0]); @@ -648,14 +649,14 @@ TEST(MinidumpWriterTest, MinidumpSizeLimit) { MappingList(), AppMemoryList())); struct stat st; ASSERT_EQ(0, stat(normal_dump.c_str(), &st)); - ASSERT_GT(st.st_size, 0u); + ASSERT_GT(st.st_size, 0); normal_file_size = st.st_size; Minidump minidump(normal_dump.c_str()); ASSERT_TRUE(minidump.Read()); MinidumpThreadList* dump_thread_list = minidump.GetThreadList(); ASSERT_TRUE(dump_thread_list); - for (int i = 0; i < dump_thread_list->thread_count(); i++) { + for (unsigned int i = 0; i < dump_thread_list->thread_count(); i++) { MinidumpThread* thread = dump_thread_list->GetThreadAtIndex(i); ASSERT_TRUE(thread->thread() != NULL); // When the stack size is zero bytes, GetMemory() returns NULL. @@ -699,7 +700,7 @@ TEST(MinidumpWriterTest, MinidumpSizeLimit) { MappingList(), AppMemoryList())); struct stat st; ASSERT_EQ(0, stat(limit_dump.c_str(), &st)); - ASSERT_GT(st.st_size, 0u); + ASSERT_GT(st.st_size, 0); // Make sure the file size is at least smaller than the original. EXPECT_LT(st.st_size, normal_file_size); @@ -708,7 +709,7 @@ TEST(MinidumpWriterTest, MinidumpSizeLimit) { MinidumpThreadList* dump_thread_list = minidump.GetThreadList(); ASSERT_TRUE(dump_thread_list); int total_limit_stack_size = 0; - for (int i = 0; i < dump_thread_list->thread_count(); i++) { + for (unsigned int i = 0; i < dump_thread_list->thread_count(); i++) { MinidumpThread* thread = dump_thread_list->GetThreadAtIndex(i); ASSERT_TRUE(thread->thread() != NULL); // When the stack size is zero bytes, GetMemory() returns NULL. -- cgit v1.2.1