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125 lines
3.1 KiB
C++
125 lines
3.1 KiB
C++
//===--- Assert.cpp - Assertion failure reporting -------------------------===//
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//
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// This source file is part of the Swift.org open source project
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//
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// Copyright (c) 2014 - 2017 Apple Inc. and the Swift project authors
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// Licensed under Apache License v2.0 with Runtime Library Exception
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//
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// See https://swift.org/LICENSE.txt for license information
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// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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//
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//===----------------------------------------------------------------------===//
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#include "swift/Runtime/Config.h"
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#include "swift/Runtime/Debug.h"
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#include "../SwiftShims/AssertionReporting.h"
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#include <cstdarg>
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#include <cstdint>
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#include <stdio.h>
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#include <stdlib.h>
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#include <inttypes.h>
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using namespace swift;
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static int swift_asprintf(char **strp, const char *fmt, ...) {
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va_list args;
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va_start(args, fmt);
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#if defined(_WIN32)
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int len = _vscprintf(fmt, args);
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if (len < 0) {
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va_end(args);
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return -1;
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}
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char *buffer = static_cast<char *>(malloc(len + 1));
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if (!buffer) {
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va_end(args);
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return -1;
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}
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int result = vsprintf(buffer, fmt, args);
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if (result < 0) {
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va_end(args);
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free(buffer);
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return -1;
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}
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*strp = buffer;
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#else
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int result = vasprintf(strp, fmt, args);
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#endif
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va_end(args);
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return result;
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}
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void swift::_swift_stdlib_reportFatalErrorInFile(
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const unsigned char *prefix, int prefixLength,
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const unsigned char *message, int messageLength,
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const unsigned char *file, int fileLength,
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uint32_t line,
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uint32_t flags
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) {
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char *log;
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swift_asprintf(
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&log, "%.*s: %.*s%sfile %.*s, line %" PRIu32 "\n",
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prefixLength, prefix,
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messageLength, message,
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(messageLength ? ": " : ""),
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fileLength, file,
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line);
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swift_reportError(flags, log);
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free(log);
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}
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void swift::_swift_stdlib_reportFatalError(
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const unsigned char *prefix, int prefixLength,
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const unsigned char *message, int messageLength,
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uint32_t flags
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) {
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char *log;
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swift_asprintf(
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&log, "%.*s: %.*s\n",
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prefixLength, prefix,
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messageLength, message);
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swift_reportError(flags, log);
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free(log);
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}
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void swift::_swift_stdlib_reportUnimplementedInitializerInFile(
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const unsigned char *className, int classNameLength,
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const unsigned char *initName, int initNameLength,
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const unsigned char *file, int fileLength,
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uint32_t line, uint32_t column,
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uint32_t flags
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) {
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char *log;
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swift_asprintf(
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&log,
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"%.*s: %" PRIu32 ": %" PRIu32 ": fatal error: use of unimplemented "
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"initializer '%.*s' for class '%.*s'\n",
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fileLength, file,
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line, column,
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initNameLength, initName,
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classNameLength, className);
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swift_reportError(flags, log);
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free(log);
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}
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void swift::_swift_stdlib_reportUnimplementedInitializer(
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const unsigned char *className, int classNameLength,
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const unsigned char *initName, int initNameLength,
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uint32_t flags
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) {
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char *log;
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swift_asprintf(
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&log,
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"fatal error: use of unimplemented "
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"initializer '%.*s' for class '%.*s'\n",
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initNameLength, initName,
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classNameLength, className);
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swift_reportError(flags, log);
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free(log);
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}
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