123 lines
2.9 KiB
C
123 lines
2.9 KiB
C
// Copyright 2022 Dietrich Epp.
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// This file is part of SyncFiles. SyncFiles is licensed under the terms of the
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// Mozilla Public License, version 2.0. See LICENSE.txt for details.
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#include "macos/error.h"
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#include "lib/defs.h"
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#include "macos/main.h"
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#include "macos/pstrbuilder.h"
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#include "macos/resources.h"
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#include <Dialogs.h>
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#include <TextUtils.h>
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enum {
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// OK
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kStrOK = 1,
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// Quit
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kStrQuit,
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// An error of type ^2 occurred.
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kStrErrorCode,
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// Error at: ^1:^2
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kStrErrorAt,
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// Assertion: ^1
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kStrAssertion,
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// An internal error occurred.
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kStrInternal,
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// An unknown error occurred.
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kStrUnknown,
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// (Base value for error messages.)
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kStrMessageBase
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};
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static void AppendErrorArray(struct PStrBuilder *str, int sep, int strNum,
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int paramCount, const unsigned char *const *params)
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{
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Str255 message;
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if (str->data[0] > 0 && sep != 0) {
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PStrAppendChar(str, sep);
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}
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GetIndString(message, rSTRS_Errors, strNum);
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if (message[0] == 0) {
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PStrAppendChar(str, '?');
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} else {
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PStrAppendSubstitute(str, message, paramCount, params);
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}
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}
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static void AppendError0(struct PStrBuilder *str, int sep, int strNum)
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{
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AppendErrorArray(str, sep, strNum, 0, NULL);
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}
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static void AppendError1(struct PStrBuilder *str, int sep, int strNum,
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const unsigned char *strParam)
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{
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AppendErrorArray(str, sep, strNum, 1, &strParam);
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}
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static void AppendError2(struct PStrBuilder *str, int sep, int strNum,
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const unsigned char *strParam, int intParam)
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{
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unsigned char num[16];
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const unsigned char *params[2];
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params[0] = strParam;
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NumToString(intParam, num);
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params[1] = num;
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AppendErrorArray(str, sep, strNum, 2, params);
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}
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static void ShowErrorAlert(const unsigned char *message, int button)
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{
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Str255 buttonText;
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GetIndString(buttonText, rSTRS_Errors, button);
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ParamText(message, buttonText, NULL, NULL);
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Alert(rAlrtError, NULL);
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}
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void ExitAssert(const unsigned char *file, int line,
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const unsigned char *assertion)
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{
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struct PStrBuilder str;
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PStrInit(&str);
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AppendError0(&str, 0, kStrInternal);
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if (file != NULL) {
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AppendError2(&str, '\r', kStrErrorAt, file, line);
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}
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if (assertion != NULL) {
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AppendError1(&str, '\r', kStrAssertion, assertion);
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}
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ShowErrorAlert(str.data, kStrQuit);
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QuitApp();
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}
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void ShowError(ErrorCode err1, ErrorCode err2, short osErr,
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const unsigned char *strParam)
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{
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struct PStrBuilder str;
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PStrInit(&str);
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if (err1 != kErrNone) {
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AppendError1(&str, ' ', kStrMessageBase - 1 + err1, strParam);
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}
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if (err2 != kErrNone) {
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AppendError1(&str, ' ', kStrMessageBase - 1 + err2, strParam);
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}
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if (osErr != 0) {
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AppendError2(&str, ' ', kStrErrorCode, NULL, osErr);
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}
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if (str.data[0] == 0) {
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AppendError0(&str, ' ', kStrUnknown);
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}
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ShowErrorAlert(str.data, kStrOK);
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}
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void ShowMemError(void)
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{
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ShowError(kErrOutOfMemory, kErrNone, MemError(), NULL);
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}
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