char *add_exe_path(const char *name) {
static char path[PATH_BUF_SIZE];
char *mypath=exe_dir();
/* No snprintf in Turbo C 2.0 library, so just check by hand
and exit if something goes wrong */
if (strchr(name,'%')) {
/* there is substitution */
if (strlen(name)-1+strlen(mypath)>=PATH_BUF_SIZE) {
fprintf(stderr,"Invalid config file. file name \"%s\" too long "
"after substitution\n",name);
exit(1);
}
sprintf(path,name,exe_dir());
return path;
} else {
return name;
}
}
String Get(Key key, const String& relative_path, const String& alternate_base) {
if (key != RESOURCE) {
SILOG(core,fatal,"Get with alternate base paths is only supported for RESOURCE");
assert(key == RESOURCE);
return "";
}
// We can always find the resource directory as an offset from the
// binary's directory.
boost::filesystem::path exe_dir(Get(DIR_EXE_BUNDLE));
// From there, we have a couple of possibilities. In the installed
// version we'll have, e.g., /usr/bin or /usr/lib/sirikata and
// /usr/share/sirikata
{
// Try for /usr/bin
boost::filesystem::path share_dir_resource = exe_dir.parent_path() / "share" / "sirikata" / relative_path;
if (boost::filesystem::exists(share_dir_resource))
return share_dir_resource.string();
}
{
// Try for /usr/lib/sirikata
boost::filesystem::path share_dir_resource = exe_dir.parent_path().parent_path() / "share" / "sirikata" / relative_path;
if (boost::filesystem::exists(share_dir_resource))
return share_dir_resource.string();
}
// Otherwise we need to try the alternate base path within the
// tree.
{
#if SIRIKATA_PLATFORM == SIRIKATA_PLATFORM_WINDOWS
// On windows we need to deal with the fact that we have Debug/
// and RelWithDebInfo/ directories under build/cmake/.
boost::filesystem::path source_base = exe_dir.parent_path().parent_path().parent_path();
#else
// On other platforms, we just have the normal offset in build/cmake/.
boost::filesystem::path source_base = exe_dir.parent_path().parent_path();
#endif
boost::filesystem::path intree_resource = source_base / alternate_base / relative_path;
if (boost::filesystem::exists(intree_resource))
return intree_resource.string();
}
return "";
}