stream_t* stream_open( const char* path, unsigned int mode )
{
unsigned int protocol_end;
//Check if protocol was given
protocol_end = string_find_string( path, "://", 0 );
if( protocol_end != STRING_NPOS )
{
//TODO: Proper pluggable protocol handling
#if FOUNDATION_PLATFORM_ANDROID
if( ( protocol_end == 5 ) && string_equal_substr( path, "asset", 5 ) )
return asset_stream_open( path, mode );
else
#endif
if( ( protocol_end == 4 ) && string_equal_substr( path, "file", 4 ) )
return fs_open_file( path, mode );
else if( ( protocol_end == 4 ) && string_equal_substr( path, "stdout", 4 ) )
return stream_open_stdout();
else if( ( protocol_end == 4 ) && string_equal_substr( path, "stderr", 4 ) )
return stream_open_stderr();
else if( ( protocol_end == 4 ) && string_equal_substr( path, "stdin", 4 ) )
return stream_open_stdin();
else if( ( protocol_end != 3 ) || !string_equal_substr( path, "vfs", protocol_end ) )
{
log_errorf( 0, ERROR_INVALID_VALUE, "Invalid protocol: %s", path );
return 0;
}
}
//No protocol, assume virtual file system path
//TODO: Virtual file system
return fs_open_file( path, mode );
}
void config_load( const char* name, hash_t filter_section, bool built_in, bool overwrite )
{
/*lint --e{838} Safety null assign all pointers for all preprocessor paths */
/*lint --e{750} Unused macros in some paths */
#define NUM_SEARCH_PATHS 10
#define ANDROID_ASSET_PATH_INDEX 5
char* sub_exe_path = 0;
char* exe_parent_path = 0;
char* exe_processed_path = 0;
char* abs_exe_parent_path = 0;
char* abs_exe_processed_path = 0;
char* bundle_path = 0;
char* home_dir = 0;
char* cmdline_path = 0;
char* cwd_config_path = 0;
const char* paths[NUM_SEARCH_PATHS];
#if !FOUNDATION_PLATFORM_FAMILY_MOBILE
const char* const* cmd_line;
int icl, clsize;
#endif
int start_path, i, j;
const char buildsuffix[4][9] = { "/debug", "/release", "/profile", "/deploy" };
const char platformsuffix[7][14] = { "/win32", "/win64", "/osx", "/ios", "/android", "/raspberrypi", "/unknown" };
const char binsuffix[1][5] = { "/bin" };
FOUNDATION_ASSERT( name );
sub_exe_path = path_merge( environment_executable_directory(), "config" );
exe_parent_path = path_merge( environment_executable_directory(), "../config" );
abs_exe_parent_path = path_make_absolute( exe_parent_path );
exe_processed_path = string_clone( environment_executable_directory() );
for( i = 0; i < 4; ++i )
{
if( string_ends_with( exe_processed_path, buildsuffix[i] ) )
{
exe_processed_path[ string_length( exe_processed_path ) - string_length( buildsuffix[i] ) ] = 0;
break;
}
}
for( i = 0; i < 7; ++i )
{
if( string_ends_with( exe_processed_path, platformsuffix[i] ) )
{
exe_processed_path[ string_length( exe_processed_path ) - string_length( platformsuffix[i] ) ] = 0;
break;
}
}
for( i = 0; i < 1; ++i )
{
if( string_ends_with( exe_processed_path, binsuffix[i] ) )
{
exe_processed_path[ string_length( exe_processed_path ) - string_length( binsuffix[i] ) ] = 0;
break;
}
}
exe_processed_path = path_append( exe_processed_path, "config" );
abs_exe_processed_path = path_make_absolute( exe_processed_path );
paths[0] = environment_executable_directory();
paths[1] = sub_exe_path;
paths[2] = abs_exe_parent_path;
paths[3] = abs_exe_processed_path;
#if FOUNDATION_PLATFORM_FAMILY_DESKTOP && !BUILD_DEPLOY
paths[4] = environment_initial_working_directory();
#else
paths[4] = 0;
#endif
#if FOUNDATION_PLATFORM_APPLE
bundle_path = path_merge( environment_executable_directory(), "../Resources/config" );
paths[5] = bundle_path;
#elif FOUNDATION_PLATFORM_ANDROID
paths[5] = "/config";
#else
paths[5] = 0;
#endif
#if FOUNDATION_PLATFORM_FAMILY_DESKTOP
paths[6] = environment_current_working_directory();
#else
paths[6] = 0;
#endif
paths[7] = 0;
paths[8] = 0;
string_deallocate( exe_parent_path );
string_deallocate( exe_processed_path );
#if FOUNDATION_PLATFORM_FAMILY_DESKTOP
cwd_config_path = path_merge( environment_current_working_directory(), "config" );
paths[7] = cwd_config_path;
cmd_line = environment_command_line();
/*lint -e{850} We modify loop var to skip extra arg */
for( icl = 0, clsize = array_size( cmd_line ); icl < clsize; ++icl )
{
/*lint -e{613} array_size( cmd_line ) in loop condition does the null pointer guard */
if( string_equal_substr( cmd_line[icl], "--configdir", 11 ) )
{
if( string_equal_substr( cmd_line[icl], "--configdir=", 12 ) )
{
paths[8] = cmdline_path = string_substr( cmd_line[icl], 12, STRING_NPOS );
}
else if( icl < ( clsize - 1 ) )
{
paths[8] = cmdline_path = string_clone( cmd_line[++icl] );
}
}
}
#endif
start_path = 0;
if( !built_in )
{
#if FOUNDATION_PLATFORM_WINDOWS
home_dir = path_merge( environment_home_directory(), environment_application()->config_dir );
#elif FOUNDATION_PLATFORM_LINUX || FOUNDATION_PLATFORM_MACOSX
home_dir = path_prepend( string_concat( ".", environment_application()->config_dir ), environment_home_directory() );
#endif
if( home_dir )
paths[9] = home_dir;
start_path = 9;
}
else
{
paths[9] = 0;
}
for( i = start_path; i < NUM_SEARCH_PATHS; ++i )
{
char* filename;
stream_t* istream;
bool path_already_searched = false;
if( !paths[i] )
continue;
for( j = start_path; j < i; ++j )
{
if( paths[j] && string_equal( paths[j], paths[i] ) )
{
path_already_searched = true;
break;
}
}
if( path_already_searched )
continue;
//TODO: Support loading configs from virtual file system (i.e in zip/other packages)
filename = string_append( path_merge( paths[i], name ), ".ini" );
istream = 0;
#if FOUNDATION_PLATFORM_ANDROID
if( i == ANDROID_ASSET_PATH_INDEX )
istream = asset_stream_open( filename, STREAM_IN );
else
#endif
istream = stream_open( filename, STREAM_IN );
if( istream )
{
config_parse( istream, filter_section, overwrite );
stream_deallocate( istream );
}
string_deallocate( filename );
if( built_in )
{
const char* FOUNDATION_PLATFORM_name =
#if FOUNDATION_PLATFORM_WINDOWS
"windows";
#elif FOUNDATION_PLATFORM_LINUX_RASPBERRYPI
"raspberrypi";
#elif FOUNDATION_PLATFORM_LINUX
"linux";
#elif FOUNDATION_PLATFORM_MACOSX
"osx";
#elif FOUNDATION_PLATFORM_IOS
"ios";
#elif FOUNDATION_PLATFORM_ANDROID
"android";
#else
# error Insert platform name
"unknown";
#endif
filename = string_append( path_append( path_merge( paths[i], FOUNDATION_PLATFORM_name ), name ), ".ini" );
#if FOUNDATION_PLATFORM_ANDROID
if( i == ANDROID_ASSET_PATH_INDEX )
istream = asset_stream_open( filename, STREAM_IN );
else
#endif
istream = stream_open( filename, STREAM_IN );
if( istream )
{
config_parse( istream, filter_section, overwrite );
stream_deallocate( istream );
}
string_deallocate( filename );
}
}
string_deallocate( home_dir );
string_deallocate( cmdline_path );
string_deallocate( sub_exe_path );
string_deallocate( abs_exe_processed_path );
string_deallocate( abs_exe_parent_path );
string_deallocate( bundle_path );
string_deallocate( cwd_config_path );
}
static stream_t* asset_stream_clone( stream_t* stream )
{
return stream ? asset_stream_open( stream->path, stream->mode ) : 0;
}
