vhlt/hlcsg/wadcfg.cpp
2016-09-21 00:07:53 +03:00

590 lines
17 KiB
C++
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// AJM: ADDED THIS ENTIRE FILE IN
#include "csg.h"
#ifdef HLCSG_WADCFG_NEW
void LoadWadconfig (const char *filename, const char *configname)
{
Log ("Loading wad configuration '%s' from '%s' :\n", configname, filename);
int found = 0;
int count = 0;
int size;
char *buffer;
size = LoadFile (filename, &buffer);
ParseFromMemory (buffer, size);
while (GetToken (true))
{
bool skip = true;
if (!strcasecmp (g_token, configname))
{
skip = false;
found++;
}
if (!GetToken (true) || strcasecmp (g_token, "{"))
{
Error ("parsing '%s': missing '{'.", filename);
}
while (1)
{
if (!GetToken (true))
{
Error ("parsing '%s': unexpected end of file.", filename);
}
if (!strcasecmp (g_token, "}"))
{
break;
}
if (skip)
{
continue;
}
Log (" ");
bool include = false;
if (!strcasecmp (g_token, "include"))
{
Log ("include ");
include = true;
if (!GetToken (true))
{
Error ("parsing '%s': unexpected end of file.", filename);
}
}
Log ("\"%s\"\n", g_token);
if (g_iNumWadPaths >= MAX_WADPATHS)
{
Error ("parsing '%s': too many wad files.", filename);
}
count++;
#ifdef HLCSG_AUTOWAD_NEW
PushWadPath (g_token, !include);
#else
wadpath_t *current = (wadpath_t *)malloc (sizeof (wadpath_t));
hlassume (current != NULL, assume_NoMemory);
g_pWadPaths[g_iNumWadPaths] = current;
g_iNumWadPaths++;
safe_strncpy (current->path, g_token, _MAX_PATH);
current->usedbymap = true; // what's this?
current->usedtextures = 0;
if (include)
{
Developer (DEVELOPER_LEVEL_MESSAGE, "LoadWadcfgfile: including '%s'.\n", current->path);
g_WadInclude.push_back(current->path);
}
#endif
}
}
if (found == 0)
{
Error ("Couldn't find wad configuration '%s' in file '%s'.\n", configname, filename);
}
if (found >= 2)
{
Error ("Found more than one wad configuration for '%s' in file '%s'.\n", configname, filename);
}
free (buffer); // should not be freed because it is still being used as script buffer
//Log ("Using custom wadfile configuration: '%s' (with %i wad%s)\n", configname, count, count > 1 ? "s" : "");
}
void LoadWadcfgfile (const char *filename)
{
Log ("Loading wad configuration file '%s' :\n", filename);
int count = 0;
int size;
char *buffer;
size = LoadFile (filename, &buffer);
ParseFromMemory (buffer, size);
while (GetToken (true))
{
Log (" ");
bool include = false;
if (!strcasecmp (g_token, "include"))
{
Log ("include ");
include = true;
if (!GetToken (true))
{
Error ("parsing '%s': unexpected end of file.", filename);
}
}
Log ("\"%s\"\n", g_token);
if (g_iNumWadPaths >= MAX_WADPATHS)
{
Error ("parsing '%s': too many wad files.", filename);
}
count++;
#ifdef HLCSG_AUTOWAD_NEW
PushWadPath (g_token, !include);
#else
wadpath_t *current = (wadpath_t *)malloc (sizeof (wadpath_t));
hlassume (current != NULL, assume_NoMemory);
g_pWadPaths[g_iNumWadPaths] = current;
g_iNumWadPaths++;
safe_strncpy (current->path, g_token, _MAX_PATH);
current->usedbymap = true; // what's this?
current->usedtextures = 0;
if (include)
{
Developer (DEVELOPER_LEVEL_MESSAGE, "LoadWadcfgfile: including '%s'.\n", current->path);
g_WadInclude.push_back(current->path);
}
#endif
}
free (buffer); // should not be freed because it is still being used as script buffer
//Log ("Using custom wadfile configuration: '%s' (with %i wad%s)\n", filename, count, count > 1 ? "s" : "");
}
#else
#ifdef HLCSG_WADCFG
//#ifdef SYSTEM_WIN32
#if defined(SYSTEM_WIN32) && !defined( __GNUC__ )
# include "atlbase.h" // win32 registry API
#else
char *g_apppath = NULL; //JK: Stores application path
#endif
#define WAD_CONFIG_FILE "wad.cfg"
typedef struct wadname_s
{
char wadname[_MAX_PATH];
bool wadinclude;
struct wadname_s* next;
} wadname_t;
typedef struct wadconfig_s
{
char name[_MAX_PATH];
int entries;
wadname_t* firstentry;
wadconfig_s* next;
} wadconfig_t;
wadconfig_t* g_WadCfg; // anchor for the wadconfigurations linked list
bool g_bWadConfigsLoaded = false;
int g_wadcfglinecount = 1;
//JK: added in
char *g_wadcfgfile = NULL;
// little helper function
void stripwadpath (char *str)
{
char *p = str + strlen (str) - 1;
while ((*p == ' ' || *p == '\n' || *p == '\t') && p >= str) *p-- = '\0';
}
// =====================================================================================
// WadCfgParseError
// =====================================================================================
void WadCfgParseError(const char* message, int linenum, char* got)
{
stripwadpath(got); // strip newlines
Log("Error parsing " WAD_CONFIG_FILE ", line %i:\n"
"%s, got '%s'\n", linenum, message, got);
Log("If you need help on usage of the wad.cfg file, be sure to check http://www.zhlt.info/using-wad.cfg.html that came"
" in the zip file with these tools.\n");
g_bWadConfigsLoaded = false;
}
// ============================================================================
// IsWhitespace
// ============================================================================
bool IsWhitespace(const char ThinkChar)
{
if ((ThinkChar == ' ') || (ThinkChar == '\t') || (ThinkChar == '\n') || (ThinkChar == 13) /* strange whitespace char */)
return true;
return false;
}
// ============================================================================
// Safe_GetToken
// ============================================================================
void Safe_GetToken(FILE* source, char* TokenBuffer, const unsigned int MaxBufferLength)
{
char ThinkChar[1]; // 2 char array = thinkchar and null terminator
bool InToken = false; // are we getting a token?
bool InQuotes = false; // are we in quotes?
bool InComment = false; // are we in a comment (//)?
//fpos_t* sourcepos;
long sourcepos;
TokenBuffer[0] = '\0';
ThinkChar[1] = '\0';
while(!feof(source))
{
if (strlen(TokenBuffer) >= MaxBufferLength)
return; // we cant add any more chars onto the buffer, its maxed out
ThinkChar[0] = fgetc(source);
if (ThinkChar[0] == '\n') // newline
{
g_wadcfglinecount++;
InComment = false;
}
if (ThinkChar[0] == '<EFBFBD>')
return;
if (IsWhitespace(ThinkChar[0]) && !InToken)
continue; // whitespace before token, ignore
if (ThinkChar[0] == '"') // quotes
{
if(InQuotes)
InQuotes = false;
else
InQuotes = true;
continue; // dont include quotes
}
if (ThinkChar[0] == '/')
{
sourcepos = ftell(source);
// might be a comment, see if the next char is a forward slash
if (fgetc(source) == '/') // if it is, were in a comment
{
InComment = true;
continue;
}
else // if not, rewind pretend nothing happened...
{
fseek(source, sourcepos, 0);
}
}
if (
(IsWhitespace(ThinkChar[0]) && InToken && !InQuotes) // whitespace AFTER token and not in quotes
|| (InToken && InComment) // we hit a comment, and we have our token
)
{
//printf("[gt: %s]\n", TokenBuffer);
return;
}
if (!InComment)
{
strcat(TokenBuffer, ThinkChar);
InToken = true;
}
}
}
// =====================================================================================
// GetWadConfig
// return true if we didnt encounter any fatal errors
#define MAX_TOKENBUFFER _MAX_PATH
// =====================================================================================
bool GetWadConfig(FILE* wadcfg, wadconfig_t* wadconfig)
{
char TokenBuffer[MAX_TOKENBUFFER];
wadname_t* current;
wadname_t* previous;
while (!feof(wadcfg))
{
Safe_GetToken(wadcfg, TokenBuffer, MAX_TOKENBUFFER);
if (!strcmp(TokenBuffer, "}"))
return true; // no more work to do
if (!strcmp(TokenBuffer, ";"))
continue; // old seperator, no longer used but here for backwards compadibility
if (!strcmp(TokenBuffer, "{")) // wtf
{
WadCfgParseError("Expected wadpath (Nested blocks illegal)", g_wadcfglinecount, TokenBuffer);
return false;
}
// otherwise assume its a wadpath, make an entry in this configuration
current = (wadname_t*)malloc(sizeof(wadname_t));
wadconfig->entries++;
current->next = NULL;
current->wadinclude = false;
if (!strcmp(TokenBuffer, "include"))
{
current->wadinclude = true;
Safe_GetToken(wadcfg, TokenBuffer, MAX_TOKENBUFFER);
}
strcpy_s(current->wadname, TokenBuffer);
if (!wadconfig->firstentry)
{
wadconfig->firstentry = current;
}
else
{
previous->next = current;
}
previous = current;
previous->next = NULL;
}
safe_snprintf(TokenBuffer, MAX_TOKENBUFFER, "Unexptected end of file encountered while parsing configuration '%s'", wadconfig->name);
WadCfgParseError(TokenBuffer, g_wadcfglinecount, "(eof)");
return false;
}
#undef MAX_TOKENBUFFER
// =====================================================================================
// LoadWadConfigFile
// =====================================================================================
void LoadWadConfigFile()
{
FILE* wadcfg;
wadconfig_t* current;
wadconfig_t* previous;
char temp[_MAX_PATH];
//JK: If exists lets use user-defined file
if (g_wadcfgfile && q_exists(g_wadcfgfile))
{
wadcfg = fopen(g_wadcfgfile, "r");
}
else // find the wad.cfg file
{
char appdir[_MAX_PATH];
char tmp[_MAX_PATH];
memset(tmp, 0, sizeof(tmp));
memset(appdir, 0, sizeof(appdir));
// Get application directory (only an approximation on posix systems)
// try looking in the directory we were run from
#ifdef SYSTEM_WIN32
GetModuleFileName(NULL, tmp, _MAX_PATH);
#else
safe_strncpy(tmp, g_apppath, _MAX_PATH);
#endif
ExtractFilePath(tmp, appdir);
safe_snprintf(tmp, _MAX_PATH, "%s%s", appdir, WAD_CONFIG_FILE);
#ifdef _DEBUG
Log("[dbg] Trying '%s'\n", tmp);
#endif
if (!q_exists(tmp))
{
// try the Half-Life directory
/*#ifdef SYSTEM_WIN32
{
HKEY HLMachineKey;
DWORD disposition;
DWORD dwType, dwSize;
// REG: create machinekey
RegCreateKeyEx(HKEY_LOCAL_MACHINE, TEXT("Software\\Valve\\Half-Life"), 0, NULL,
0, 0, NULL, &HLMachineKey, &disposition);
// REG: get hl dir
dwType = REG_SZ;
dwSize = _MAX_PATH;
RegQueryValueEx(HLMachineKey, TEXT("InstallPath"), NULL, &dwType, (PBYTE)&appdir, &dwSize);
}
safe_strncpy(tmp, appdir, _MAX_PATH);
safe_strncat(tmp, SYSTEM_SLASH_STR, _MAX_PATH); // system slash pointless as this will only work on win32, but anyway...
safe_strncat(tmp, WAD_CONFIG_FILE, _MAX_PATH);
#ifdef _DEBUG
Log("[dbg] Trying '%s'\n", tmp);
#endif
if (!q_exists(tmp))
#endif // SYSTEM_WIN32*/ // not a good idea. --vluzacn
{
// still cant find it, error out
Log("Warning: could not find wad configurations file\n"
/*"Make sure that wad.cfg is in the Half-Life directory or the current working directory\n"*/
);
return;
}
}
wadcfg = fopen(tmp, "r");
}
if (!wadcfg)
{
// cant open it, die
Log("Warning: could not open the wad configurations file\n"
"Make sure that wad.cfg is in the Half-Life directory or the current working directory\n"
);
return;
}
while(!feof(wadcfg))
{
Safe_GetToken(wadcfg, temp, MAX_WAD_CFG_NAME);
if (!strcmp(temp, "HalfLifePath=")) // backwards compadibitly
{
Safe_GetToken(wadcfg, temp, MAX_WAD_CFG_NAME);
Warning("Redundant line in " WAD_CONFIG_FILE ": \"HalfLifePath= %s\" - Ignoring...\n",
temp);
continue;
}
if (feof(wadcfg))
break;
// assume its the name of a configuration
current = (wadconfig_t*)malloc(sizeof(wadconfig_t));
safe_strncpy(current->name, temp, _MAX_PATH);
current->entries = 0;
current->next = NULL;
current->firstentry = NULL;
// make sure the next char starts a wad configuration
Safe_GetToken(wadcfg, temp, _MAX_PATH);
if (strcmp(temp, "{"))
{
WadCfgParseError("Expected start of wadfile configuration, '{'", g_wadcfglinecount, temp);
//Log("[dbg] temp[0] is %i\n", temp[0]);
fclose(wadcfg);
return;
}
// otherwise were ok, get the definition
if (!GetWadConfig(wadcfg, current))
{
fclose(wadcfg);
return;
}
// add this config to the list
if (!g_WadCfg)
{
g_WadCfg = current;
}
else
{
previous->next = current;
}
previous = current;
previous->next = NULL;
}
g_bWadConfigsLoaded = true;
}
// =====================================================================================
// ProcessWadConfiguration
// =====================================================================================
void ProcessWadConfiguration()
{
int usedwads = 0;
char szTmp[1024]; // arbitrary, but needs to be large. probably bigger than this.
wadconfig_t* config;
wadname_t* path;
if(!g_bWadConfigsLoaded) // we did a graceful exit due to some warning/error, so dont complain about it
{
Log("Using mapfile wad configuration\n");
return;
}
szTmp[0] = 0;
config = g_WadCfg;
if (!wadconfigname)
return; // this should never happen
if (!config)
{
Warning("No configurations detected in wad.cfg\n"
"using map wad configuration");
return;
}
while (1)
{
if (!strcmp(config->name, wadconfigname))
{
path = config->firstentry;
while (1)
{
if (!path)
break;
Verbose("Wadpath from wad.cfg: '%s'\n", path->wadname);
PushWadPath(path->wadname, true);
safe_snprintf(szTmp, 1024, "%s%s;", szTmp, path->wadname);
usedwads++;
if (path->wadinclude)
g_WadInclude.push_back(path->wadname);
// next path
path = path->next;
}
break; // the user can only specify one wad configuration, were done here
}
// next config
config = config->next;
if (!config)
break;
}
if (usedwads)
{
Log("Using custom wadfile configuration: '%s' (with %i wad%s)\n", wadconfigname, usedwads, usedwads > 1 ? "s" : "");
SetKeyValue(&g_entities[0], "wad", szTmp);
SetKeyValue(&g_entities[0], "_wad", szTmp);
}
else
{
Warning("no wadfiles are specified in configuration '%s' --\n"
"Using map wadfile configuration", wadconfigname);
g_bWadConfigsLoaded = false;
}
return;
}
// =====================================================================================
// WadCfg_cleanup
// =====================================================================================
void WadCfg_cleanup()
{
wadconfig_t* config;
wadconfig_t* nextconfig;
wadname_t* path;
wadname_t* nextpath;
config = g_WadCfg;
while (config)
{
path = config->firstentry;
while (path)
{
nextpath = path->next;
free(path);
path = nextpath;
}
nextconfig = config->next;
free(config);
config = nextconfig;
}
g_WadCfg = NULL;
g_bWadConfigsLoaded = false;
return;
}
#endif // HLCSG_WADCFG
#endif