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Add -K switch to write savegame debug data and exit

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This commit is contained in:
Jonathan G Rennison
2019-09-14 22:00:13 +01:00
parent dd13f24804
commit 6792495705
4 changed files with 63 additions and 3 deletions
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45
src/openttd.cpp
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@@ -322,6 +322,40 @@ static void WriteSavegameInfo(const char *name)
#endif
}
static void WriteSavegameDebugData(const char *name)
{
char *buf = MallocT<char>(4096);
char *buflast = buf + 4095;
char *p = buf;
auto bump_size = [&]() {
size_t offset = p - buf;
size_t new_size = buflast - buf + 1 + 4096;
buf = ReallocT<char>(buf, new_size);
buflast = buf + new_size - 1;
p = buf + offset;
};
p += seprintf(p, buflast, "Name: %s\n", name);
if (_load_check_data.debug_log_data.size()) {
p += seprintf(p, buflast, "%u bytes of debug data in savegame\n", (uint) _load_check_data.debug_log_data.size());
std::string buffer = _load_check_data.debug_log_data;
ProcessLineByLine(const_cast<char *>(buffer.data()), [&](const char *line) {
if (buflast - p <= 1024) bump_size();
p += seprintf(p, buflast, "> %s\n", line);
});
} else {
p += seprintf(p, buflast, "No debug data in savegame\n");
}
/* ShowInfo put output to stderr, but version information should go
* to stdout; this is the only exception */
#if !defined(_WIN32)
printf("%s\n", buf);
#else
ShowInfo(buf);
#endif
free(buf);
}
/**
* Extract the resolution from the given string and store
@@ -611,6 +645,7 @@ static const OptionData _options[] = {
GETOPT_SHORT_VALUE('c'),
GETOPT_SHORT_NOVAL('x'),
GETOPT_SHORT_VALUE('q'),
GETOPT_SHORT_VALUE('K'),
GETOPT_SHORT_NOVAL('h'),
GETOPT_SHORT_VALUE('J'),
GETOPT_END()
@@ -729,7 +764,8 @@ int openttd_main(int argc, char *argv[])
scanner->generation_seed = InteractiveRandom();
}
break;
case 'q': {
case 'q':
case 'K': {
DeterminePaths(argv[0]);
if (StrEmpty(mgo.opt)) {
ret = 1;
@@ -741,6 +777,7 @@ int openttd_main(int argc, char *argv[])
FiosGetSavegameListCallback(SLO_LOAD, mgo.opt, strrchr(mgo.opt, '.'), title, lastof(title));
_load_check_data.Clear();
if (i == 'K') _load_check_data.want_debug_log_data = true;
SaveOrLoadResult res = SaveOrLoad(mgo.opt, SLO_CHECK, DFT_GAME_FILE, SAVE_DIR, false);
if (res != SL_OK || _load_check_data.HasErrors()) {
fprintf(stderr, "Failed to open savegame\n");
@@ -754,7 +791,11 @@ int openttd_main(int argc, char *argv[])
goto exit_noshutdown;
}
WriteSavegameInfo(title);
if (i == 'q') {
WriteSavegameInfo(title);
} else {
WriteSavegameDebugData(title);
}
goto exit_noshutdown;
}