-//===- llvm/Support/ErrorHandling.h - Callbacks for errors ------*- C++ -*-===//
+//===- llvm/Support/ErrorHandling.h - Fatal error handling ------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
//
//===----------------------------------------------------------------------===//
//
-// This file defines an API used to indicate error conditions.
-// Callbacks can be registered for these errors through this API.
+// This file defines an API used to indicate fatal error conditions. Non-fatal
+// errors (most of them) should be handled through LLVMContext.
//
//===----------------------------------------------------------------------===//
class Twine;
/// An error handler callback.
- typedef void (*llvm_error_handler_t)(void *user_data,
- const std::string& reason);
+ typedef void (*fatal_error_handler_t)(void *user_data,
+ const std::string& reason);
- /// llvm_install_error_handler - Installs a new error handler to be used
+ /// install_fatal_error_handler - Installs a new error handler to be used
/// whenever a serious (non-recoverable) error is encountered by LLVM.
///
/// If you are using llvm_start_multithreaded, you should register the handler
///
/// \param user_data - An argument which will be passed to the install error
/// handler.
- void llvm_install_error_handler(llvm_error_handler_t handler,
- void *user_data = 0);
+ void install_fatal_error_handler(fatal_error_handler_t handler,
+ void *user_data = 0);
/// Restores default error handling behaviour.
/// This must not be called between llvm_start_multithreaded() and
/// llvm_stop_multithreaded().
- void llvm_remove_error_handler();
+ void remove_fatal_error_handler();
/// Reports a serious error, calling any installed error handler. These
/// functions are intended to be used for error conditions which are outside
-//===- lib/Support/ErrorHandling.cpp - Callbacks for errors -----*- C++ -*-===//
+//===- lib/Support/ErrorHandling.cpp - Callbacks for errors ---------------===//
//
// The LLVM Compiler Infrastructure
//
//
//===----------------------------------------------------------------------===//
//
-// This file defines an API for error handling, it supersedes cerr+abort(), and
-// cerr+exit() style error handling.
-// Callbacks can be registered for these errors through this API.
+// This file defines an API used to indicate fatal error conditions. Non-fatal
+// errors (most of them) should be handled through LLVMContext.
+//
//===----------------------------------------------------------------------===//
#include "llvm/ADT/Twine.h"
#include "llvm/System/Threading.h"
#include <cassert>
#include <cstdlib>
-
using namespace llvm;
using namespace std;
-static llvm_error_handler_t ErrorHandler = 0;
+static fatal_error_handler_t ErrorHandler = 0;
static void *ErrorHandlerUserData = 0;
-namespace llvm {
-void llvm_install_error_handler(llvm_error_handler_t handler,
- void *user_data) {
+void llvm::install_fatal_error_handler(fatal_error_handler_t handler,
+ void *user_data) {
assert(!llvm_is_multithreaded() &&
"Cannot register error handlers after starting multithreaded mode!\n");
assert(!ErrorHandler && "Error handler already registered!\n");
ErrorHandlerUserData = user_data;
}
-void llvm_remove_error_handler() {
+void llvm::remove_fatal_error_handler() {
ErrorHandler = 0;
}
-void report_fatal_error(const char *reason) {
+void llvm::report_fatal_error(const char *reason) {
report_fatal_error(Twine(reason));
}
-void report_fatal_error(const std::string &reason) {
+void llvm::report_fatal_error(const std::string &reason) {
report_fatal_error(Twine(reason));
}
-void report_fatal_error(const Twine &reason) {
+void llvm::report_fatal_error(const Twine &reason) {
if (!ErrorHandler) {
errs() << "LLVM ERROR: " << reason << "\n";
} else {
exit(1);
}
-void llvm_unreachable_internal(const char *msg, const char *file,
- unsigned line) {
+void llvm::llvm_unreachable_internal(const char *msg, const char *file,
+ unsigned line) {
// This code intentionally doesn't call the ErrorHandler callback, because
// llvm_unreachable is intended to be used to indicate "impossible"
// situations, and not legitimate runtime errors.
dbgs() << "!\n";
abort();
}
-}