raze/source/blood/src/common.cpp
Christoph Oelckers 35342526a5 - WIP search path code
The Steam/GOG path getters were taken out of the frontends.
This also switches the Windows directory reader touse the wide string version to get Unicode file names.
Some paths were added to the config file instead of hard coding them.
2019-10-29 01:00:44 +01:00

453 lines
10 KiB
C++

//-------------------------------------------------------------------------
/*
Copyright (C) 2010-2019 EDuke32 developers and contributors
Copyright (C) 2019 Nuke.YKT
This file is part of NBlood.
NBlood is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License version 2
as published by the Free Software Foundation.
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.
*/
//-------------------------------------------------------------------------
//
// Common non-engine code/data for EDuke32 and Mapster32
//
#include "ns.h" // Must come before everything else!
#include "compat.h"
#include "build.h"
#include "baselayer.h"
#include "cmdlib.h"
#include "palette.h"
#include "gamecvars.h"
#ifdef _WIN32
# define NEED_SHLWAPI_H
# include "windows_inc.h"
# include "win32/winbits.h"
# ifndef KEY_WOW64_64KEY
# define KEY_WOW64_64KEY 0x0100
# endif
# ifndef KEY_WOW64_32KEY
# define KEY_WOW64_32KEY 0x0200
# endif
#elif defined __APPLE__
# include "osxbits.h"
#endif
#include "common.h"
#include "common_game.h"
BEGIN_BLD_NS
// g_grpNamePtr can ONLY point to a malloc'd block (length BMAX_PATH)
char *g_grpNamePtr = NULL;
void clearGrpNamePtr(void)
{
Bfree(g_grpNamePtr);
// g_grpNamePtr assumed to be assigned to right after
}
const char *G_DefaultGrpFile(void)
{
return "nblood.pk3";
}
const char *G_DefaultDefFile(void)
{
return "blood.def";
}
const char *G_GrpFile(void)
{
return (g_grpNamePtr == NULL) ? G_DefaultGrpFile() : g_grpNamePtr;
}
const char *G_DefFile(void)
{
return (g_defNamePtr == NULL) ? G_DefaultDefFile() : g_defNamePtr;
}
void G_SetupGlobalPsky(void)
{
int skyIdx = 0;
// NOTE: Loop must be running backwards for the same behavior as the game
// (greatest sector index with matching parallaxed sky takes precedence).
for (bssize_t i = numsectors - 1; i >= 0; i--)
{
if (sector[i].ceilingstat & 1)
{
skyIdx = getpskyidx(sector[i].ceilingpicnum);
if (skyIdx > 0)
break;
}
}
g_pskyidx = skyIdx;
}
int32_t g_groupFileHandle;
struct strllist* CommandPaths, * CommandGrps;
void G_ExtInit(void)
{
char cwd[BMAX_PATH];
#ifdef EDUKE32_OSX
char *appdir = Bgetappdir();
addsearchpath(appdir);
Bfree(appdir);
#endif
if (getcwd(cwd,BMAX_PATH) && Bstrcmp(cwd,"/") != 0)
addsearchpath(cwd);
if (CommandPaths)
{
int32_t i;
struct strllist *s;
while (CommandPaths)
{
s = CommandPaths->next;
i = addsearchpath(CommandPaths->str);
if (i < 0)
{
initprintf("Failed adding %s for game data: %s\n", CommandPaths->str,
i==-1 ? "not a directory" : "no such directory");
}
Bfree(CommandPaths->str);
Bfree(CommandPaths);
CommandPaths = s;
}
}
if (!access("user_profiles_enabled", F_OK))
{
char *homedir;
int32_t asperr;
if ((homedir = Bgethomedir()))
{
Bsnprintf(cwd,sizeof(cwd),"%s/"
#if defined(_WIN32)
APPNAME
#elif defined(GEKKO)
"apps/" APPBASENAME
#else
".config/" APPBASENAME
#endif
,homedir);
asperr = addsearchpath(cwd);
if (asperr == -2)
{
if (Bmkdir(cwd,S_IRWXU) == 0) asperr = addsearchpath(cwd);
else asperr = -1;
}
if (asperr == 0)
Bchdir(cwd);
Bfree(homedir);
}
}
}
static int32_t G_TryLoadingGrp(char const * const grpfile)
{
int32_t i;
if ((i = initgroupfile(grpfile)) == -1)
initprintf("Warning: could not find main data file \"%s\"!\n", grpfile);
else
initprintf("Using \"%s\" as main game data file.\n", grpfile);
return i;
}
void G_LoadGroups()
{
if (g_modDir[0] != '/')
{
char cwd[BMAX_PATH];
FString g_rootDir = progdir + g_modDir;
addsearchpath(g_rootDir);
// addsearchpath(mod_dir);
char path[BMAX_PATH];
if (getcwd(cwd, BMAX_PATH))
{
Bsnprintf(path, sizeof(path), "%s/%s", cwd, g_modDir);
if (!Bstrcmp(g_rootDir, path))
{
if (addsearchpath(path) == -2)
if (Bmkdir(path, S_IRWXU) == 0)
addsearchpath(path);
}
}
}
const char *grpfile = G_GrpFile();
G_TryLoadingGrp(grpfile);
if (G_AllowAutoload())
{
G_LoadGroupsInDir("autoload");
//if (i != -1)
// G_DoAutoload(grpfile);
}
if (g_modDir[0] != '/')
G_LoadGroupsInDir(g_modDir);
if (g_defNamePtr == NULL)
{
const char *tmpptr = getenv("BLOODDEF");
if (tmpptr)
{
clearDefNamePtr();
g_defNamePtr = dup_filename(tmpptr);
initprintf("Using \"%s\" as definitions file\n", g_defNamePtr);
}
}
loaddefinitions_game(BLOODWIDESCREENDEF, TRUE);
loaddefinitions_game(G_DefFile(), TRUE);
struct strllist *s;
int const bakpathsearchmode = pathsearchmode;
pathsearchmode = 1;
while (CommandGrps)
{
int32_t j;
s = CommandGrps->next;
if ((j = initgroupfile(CommandGrps->str)) == -1)
initprintf("Could not find file \"%s\".\n", CommandGrps->str);
else
{
g_groupFileHandle = j;
initprintf("Using file \"%s\" as game data.\n", CommandGrps->str);
if (G_AllowAutoload())
G_DoAutoload(CommandGrps->str);
}
Bfree(CommandGrps->str);
Bfree(CommandGrps);
CommandGrps = s;
}
pathsearchmode = bakpathsearchmode;
}
void G_CleanupSearchPaths(void)
{
removesearchpaths_withuser(SEARCHPATH_REMOVE);
}
//////////
void G_AddGroup(const char *buffer)
{
char buf[BMAX_PATH];
struct strllist *s = (struct strllist *)Xcalloc(1,sizeof(struct strllist));
Bstrcpy(buf, buffer);
if (Bstrchr(buf,'.') == 0)
Bstrcat(buf,".grp");
s->str = Xstrdup(buf);
if (CommandGrps)
{
struct strllist *t;
for (t = CommandGrps; t->next; t=t->next) ;
t->next = s;
return;
}
CommandGrps = s;
}
void G_AddPath(const char *buffer)
{
struct strllist *s = (struct strllist *)Xcalloc(1,sizeof(struct strllist));
s->str = Xstrdup(buffer);
if (CommandPaths)
{
struct strllist *t;
for (t = CommandPaths; t->next; t=t->next) ;
t->next = s;
return;
}
CommandPaths = s;
}
//////////
// loads all group (grp, zip, pk3/4) files in the given directory
void G_LoadGroupsInDir(const char *dirname)
{
static const char *extensions[] = { "*.grp", "*.zip", "*.ssi", "*.pk3", "*.pk4" };
char buf[BMAX_PATH];
fnlist_t fnlist = FNLIST_INITIALIZER;
for (auto & extension : extensions)
{
BUILDVFS_FIND_REC *rec;
fnlist_getnames(&fnlist, dirname, extension, -1, 0);
for (rec=fnlist.findfiles; rec; rec=rec->next)
{
Bsnprintf(buf, sizeof(buf), "%s/%s", dirname, rec->name);
initprintf("Using group file \"%s\".\n", buf);
initgroupfile(buf);
}
fnlist_clearnames(&fnlist);
}
}
void G_DoAutoload(const char *dirname)
{
char buf[BMAX_PATH];
Bsnprintf(buf, sizeof(buf), "autoload/%s", dirname);
G_LoadGroupsInDir(buf);
}
//////////
#ifdef FORMAT_UPGRADE_ELIGIBLE
static FileReader S_TryFormats(char * const testfn, char * const fn_suffix, char const searchfirst)
{
#ifdef HAVE_FLAC
{
Bstrcpy(fn_suffix, ".flac");
auto fp = kopenFileReader(testfn, searchfirst);
if (fp.isOpen())
return fp;
}
#endif
#ifdef HAVE_VORBIS
{
Bstrcpy(fn_suffix, ".ogg");
auto fp = kopenFileReader(testfn, searchfirst);
if (fp.isOpen())
return fp;
}
#endif
return FileReader();
}
static FileReader S_TryExtensionReplacements(char * const testfn, char const searchfirst, uint8_t const ismusic)
{
char * extension = Bstrrchr(testfn, '.');
char * const fn_end = Bstrchr(testfn, '\0');
// ex: grabbag.voc --> grabbag_voc.*
if (extension != NULL)
{
*extension = '_';
auto fp = S_TryFormats(testfn, fn_end, searchfirst);
if (fp.isOpen())
return fp;
}
else
{
extension = fn_end;
}
// ex: grabbag.mid --> grabbag.*
if (ismusic)
{
auto fp = S_TryFormats(testfn, extension, searchfirst);
if (fp.isOpen())
return fp;
}
return FileReader();
}
FileReader S_OpenAudio(const char *fn, char searchfirst, uint8_t const ismusic)
{
auto origfp = kopenFileReader(fn, searchfirst);
char const* const origparent = origfp.isOpen() ? kfileparent(origfp) : NULL;
uint32_t const parentlength = origparent != NULL ? Bstrlen(origparent) : 0;
auto testfn = (char *)Xmalloc(Bstrlen(fn) + 12 + parentlength); // "music/" + overestimation of parent minus extension + ".flac" + '\0'
// look in ./
// ex: ./grabbag.mid
Bstrcpy(testfn, fn);
auto fp = S_TryExtensionReplacements(testfn, searchfirst, ismusic);
if (fp.isOpen())
{
Bfree(testfn);
return fp;
}
// look in ./music/<file's parent GRP name>/
// ex: ./music/duke3d/grabbag.mid
// ex: ./music/nwinter/grabbag.mid
if (origparent != NULL)
{
char const * const parentextension = Bstrrchr(origparent, '.');
uint32_t const namelength = parentextension != NULL ? (unsigned)(parentextension - origparent) : parentlength;
Bsprintf(testfn, "music/%.*s/%s", namelength, origparent, fn);
auto fp = S_TryExtensionReplacements(testfn, searchfirst, ismusic);
if (fp.isOpen())
{
Bfree(testfn);
return fp;
}
}
// look in ./music/
// ex: ./music/grabbag.mid
{
Bsprintf(testfn, "music/%s", fn);
auto fp = S_TryExtensionReplacements(testfn, searchfirst, ismusic);
if (fp.isOpen())
{
Bfree(testfn);
return fp;
}
}
Bfree(testfn);
return origfp;
}
#endif
END_BLD_NS