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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include "glk/archetype/misc.h"
#include "glk/archetype/archetype.h"
#include "glk/quetzal.h"
#include "common/debug-channels.h"
namespace Glk {
namespace Archetype {
const char *const VERSION_STUB = "Archetype version ";
const double VERSION_NUM = 1.02;
size_t Bytes;
bool KeepLooking;
bool AllErrors;
void *Prior, *NextExit;
void misc_init() {
//NextExit = ExitProc;
//ExitProc = @exit_prog;
//HeapError = @HeapFunc;
//Mark(Prior)
Bytes = 0;
KeepLooking = true;
AllErrors = false;
}
/*----------------------------------------------------------------------*/
bool progfile::open(const String &name) {
filename = name;
if (!_file.open(name)) {
return false;
} else {
file_line = 0;
line_buffer = "";
line_pos = 0;
newlines = false;
consumed = true;
last_ch = NULL_CH;
return true;
}
}
void progfile::close() {
_file.close();
}
bool progfile::readChar(char &ch) {
if (last_ch != NULL_CH) {
ch = last_ch;
last_ch = NULL_CH;
} else {
++line_pos;
while (line_pos >= (int)line_buffer.size()) {
if (_file.eos()) {
ch = NULL_CH;
return false;
}
line_buffer = QuetzalReader::readString(&_file);
line_buffer += NEWLINE_CH;
++file_line;
line_pos = 0;
}
ch = line_buffer[line_pos];
}
return true;
}
void progfile::unreadChar(char ch) {
last_ch = ch;
}
void progfile::sourcePos() {
/* With the /A switch specified, multiple source_pos messages can be called,
* so long as there is no fatal syntax error.Otherwise, the first error
* of any kind, regardless of severity, is the only error printed.This is
* done as a courtesy to those of us without scrolling DOS windows
*/
if (KeepLooking) {
if (!AllErrors)
KeepLooking = false;
g_vm->writeln("Error in %s at line %d", filename.c_str(), file_line);
g_vm->writeln(line_buffer);
String s;
for (int i = 0; i < line_pos; ++i)
s += ' ';
s += '^';
g_vm->writeln(s);
}
}
/*----------------------------------------------------------------------*/
void add_bytes(int delta) {
Bytes += delta;
if (DebugMan.isDebugChannelEnabled(DEBUG_BYTES)) {
String line = (delta >= 0) ? "Allocated " : "Deallocated ";
line += String::format("%.3d bytes. Current consumed memory: %.6d", ABS(delta), Bytes);
debug(line.c_str());
}
}
String formatFilename(const String &name, const String &ext, bool replace) {
String s;
int period = 0;
bool noExt;
// Check for a period for an extension
period = name.lastIndexOf('.');
noExt = period == -1;
if (replace || noExt) {
return name + "." + ext;
} else {
return String(name.c_str(), name.c_str() + period + 1) + ext;
}
}
void load_string(Common::ReadStream *fIn, String &the_string) {
char buffer[257];
size_t strSize = fIn->readByte();
(void)fIn->readByte(); // Redundant second copy of the length
fIn->read(buffer, strSize);
buffer[strSize] = '\0';
cryptstr(buffer, strSize);
the_string = String(buffer);
}
void dump_string(Common::WriteStream *fOut, const String &the_string) {
assert(the_string.size() < 256);
fOut->writeByte(the_string.size());
if (Encryption == NONE) {
fOut->write(the_string.c_str(), the_string.size());
} else {
char buffer[257];
strncpy(buffer, the_string.c_str(), 256);
buffer[256] = '\0';
cryptstr(buffer, the_string.size());
fOut->write(buffer, the_string.size());
}
}
StringPtr NewConstStr(const String &s) {
return new String(s);
}
void FreeConstStr(StringPtr &sp) {
delete sp;
}
StringPtr NewDynStr(const String &s) {
return new String(s);
}
void FreeDynStr(StringPtr &sp) {
delete sp;
}
} // End of namespace Archetype
} // End of namespace Glk
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