static void STD_Load( DaoProcess *proc, DaoValue *p[], int N )
{
DString *name = p[0]->xString.data;
int import = p[1]->xInteger.value;
int runim = p[2]->xInteger.value;
int safe = p[3]->xInteger.value;
int wasProt = 0;
int res = 0;
DaoVmSpace *vms = proc->vmSpace;
DaoNamespace *ns;
DString_ToMBS( name );
if( safe ) vms->options |= DAO_OPTION_SAFE;
if( vms->options & DAO_OPTION_SAFE ) wasProt = 1;
DArray_PushFront( vms->pathLoading, proc->activeNamespace->path );
ns = DaoVmSpace_LoadEx( vms, DString_GetMBS( name ), runim );
DaoProcess_PutValue( proc, (DaoValue*) ns );
if( ! wasProt ) vms->options &= ~DAO_OPTION_SAFE;
if( ns ){ /* in the case that it is cancelled from console */
DArray_PushFront( vms->pathLoading, ns->path );
res = DaoProcess_Call( proc, ns->mainRoutine, NULL, NULL, 0 );
if( proc->stopit | vms->stopit ){
DaoProcess_RaiseException( proc, DAO_ERROR, "loading cancelled" );
}else if( res ){
DaoProcess_RaiseException( proc, res, "loading failed" );
}
DArray_PopFront( vms->pathLoading );
}else{
DaoProcess_RaiseException( proc, DAO_ERROR, "loading failed" );
}
DArray_PopFront( vms->pathLoading );
if( import && ns ) DaoNamespace_AddParent( proc->activeNamespace, ns );
}
static void FRAME_AddList( DaoProcess *proc, DaoValue *p[], int N )
{
DaoxDataColumn *col;
DaoxDataFrame *self = (DaoxDataFrame*) p[0];
DaoList *list = (DaoList*) p[1];
DString *lab = DaoValue_TryGetString( p[2] );
DaoType *etype = dao_type_any;
daoint i, M = self->dims[0] * self->dims[2];
if( list->unitype && list->unitype->nested->size ){
DaoType *tp = list->unitype->nested->items.pType[0];
if( tp != NULL && !(tp->tid & DAO_ANY) ) etype = tp;
}
DaoxDataFrame_Sliced( self );
col = DaoxDataFrame_MakeColumn( self, etype );
DArray_Append( self->columns, col );
DaoxDataColumn_Reset( col, M );
self->dims[1] += 1;
if( lab->size ){
DString_ToMBS( lab );
DaoxDataFrame_AddLabel( self, DAOX_DF_COL, lab->mbs, self->dims[1]-1 );
}
if( M > list->items.size ) M = list->items.size;
for(i=0; i<M; ++i) DaoxDataColumn_SetCell( col, i, list->items.items.pValue[i] );
M = self->dims[0] * self->dims[2];
for(i=list->items.size; i<M; ++i) DaoxDataColumn_SetCell( col, i, NULL );
}
static void FRAME_AddArray( DaoProcess *proc, DaoValue *p[], int N )
{
DaoValue value = {0};
DaoxDataColumn *col;
DaoxDataFrame *self = (DaoxDataFrame*) p[0];
DaoArray *array = (DaoArray*) p[1];
DString *lab = DaoValue_TryGetString( p[2] );
DaoType *etype = dao_array_types[array->etype];
daoint i, M = self->dims[0] * self->dims[2];
etype = etype->nested->items.pType[0];
DaoxDataFrame_Sliced( self );
col = DaoxDataFrame_MakeColumn( self, etype );
DArray_Append( self->columns, col );
DaoxDataColumn_Reset( col, M );
self->dims[1] += 1;
if( lab->size ){
DString_ToMBS( lab );
DaoxDataFrame_AddLabel( self, DAOX_DF_COL, lab->mbs, self->dims[1]-1 );
}
if( M > array->size ) M = array->size;
for(i=0; i<M; ++i){
DaoArray_GetValue( array, i, & value );
DaoxDataColumn_SetCell( col, i, & value );
}
M = self->dims[0] * self->dims[2];
for(i=array->size; i<M; ++i) DaoxDataColumn_SetCell( col, i, NULL );
}
static void FRAME_GetIndex( DaoProcess *proc, DaoValue *p[], int N )
{
DaoxDataFrame *self = (DaoxDataFrame*) p[0];
DString *lab = DaoValue_TryGetString( p[2] );
daoint idx, dim = p[1]->xEnum.value;
DString_ToMBS( lab );
idx = DaoxDataFrame_GetIndex( self, dim, lab->mbs );
DaoProcess_PutInteger( proc, idx );
}
static void FRAME_AddLabel( DaoProcess *proc, DaoValue *p[], int N )
{
DaoxDataFrame *self = (DaoxDataFrame*) p[0];
DString *lab = DaoValue_TryGetString( p[2] );
daoint dim = p[1]->xEnum.value;
daoint idx = p[3]->xInteger.value;
DString_ToMBS( lab );
DaoxDataFrame_AddLabel( self, dim, lab->mbs, idx );
}
int DaoValue_Serialize( DaoValue *self, DString *serial, DaoNamespace *ns, DaoProcess *proc )
{
DaoType *type = DaoNamespace_GetType( ns, self );
DString *buf = DString_New(1);
DMap *omap = DMap_New(0,0);
int rc;
DString_Clear( serial );
DString_ToMBS( serial );
rc = DaoValue_Serialize2( self, serial, ns, proc, type, buf, omap );
DString_Delete( buf );
DMap_Delete( omap );
return rc;
}
int DaoFile_ReadLine( FILE *fin, DString *line )
{
char buf[IO_BUF_SIZE];
DString_Reset( line, 0 );
DString_ToMBS( line );
if( feof( fin ) ) return 0;
do{
buf[IO_BUF_SIZE - 1] = 1;
if( !fgets( buf, IO_BUF_SIZE, fin ) ) break;
DString_AppendMBS( line, buf );
} while( buf[IO_BUF_SIZE - 1] != 1 );
return 1;
}
/*
// Special relative paths:
// 1. ::path, path relative to the current source code file;
// 2. :path, path relative to the current working directory;
*/
static void DaoIO_MakePath( DaoProcess *proc, DString *path )
{
DString_ToMBS( path );
if( path->size ==0 ) return;
if( path->mbs[0] != ':' ) return;
if( path->mbs[1] == ':' ){
DString_Erase( path, 0, 2 );
Dao_MakePath( proc->activeNamespace->path, path );
return;
}
DString_Erase( path, 0, 1 );
Dao_MakePath( proc->vmSpace->pathWorking, path );
}
int DaoFile_ReadAll( FILE *fin, DString *all, int close )
{
char buf[IO_BUF_SIZE];
DString_Reset( all, 0 );
DString_ToMBS( all );
if( fin == NULL ) return 0;
while(1){
size_t count = fread( buf, 1, IO_BUF_SIZE, fin );
if( count ==0 ) break;
DString_AppendDataMBS( all, buf, count );
}
if( close ) fclose( fin );
return 1;
}
static void DString_Serialize( DString *self, DString *serial, DString *buf )
{
int i;
unsigned char *mbs;
DString_Clear( buf );
DString_ToMBS( buf );
DString_Append( buf, self );
mbs = (unsigned char*) buf->mbs;
DString_AppendChar( serial, self->mbs ? '\'' : '\"' );
for(i=0; i<buf->size; i++){
DString_AppendChar( serial, hex_digits[ mbs[i] / 16 ] );
DString_AppendChar( serial, hex_digits[ mbs[i] % 16 ] );
}
DString_AppendChar( serial, self->mbs ? '\'' : '\"' );
}
static FILE* DaoIO_OpenFile( DaoProcess *proc, DString *name, const char *mode, int silent )
{
DString *fname = DString_Copy( name );
char buf[IO_BUF_SIZE];
FILE *fin;
DString_ToMBS( fname );
DaoIO_MakePath( proc, fname );
fin = fopen( fname->mbs, mode );
DString_Delete( fname );
if( fin == NULL && silent == 0 ){
snprintf( buf, IO_BUF_SIZE, "error opening file: %s", DString_GetMBS( name ) );
DaoProcess_RaiseException( proc, DAO_ERROR, buf );
return NULL;
}
return fin;
}
static daoint DaoxDF_MakeIndex( DaoxDataFrame *self, int dim, DaoValue *value, DaoProcess *p )
{
daoint idx = -1;
if( value->type >= DAO_INTEGER && value->type <= DAO_DOUBLE ){
idx = DaoValue_GetInteger( value );
}else if( value->type == DAO_STRING ){
DString_ToMBS( value->xString.data );
idx = DaoxDataFrame_GetIndex( self, dim, value->xString.data->mbs );
}else if( value->type == DAO_NONE && self->dims[2] == 1 ){
idx = 0;
}
if( idx < 0 || idx >= self->dims[dim] ){
DaoProcess_RaiseException( p, DAO_ERROR_INDEX_OUTOFRANGE, "" );
return -1;
}
return idx;
}
int DaoStream_ReadLine( DaoStream *self, DString *line )
{
int ch, delim = '\n';
char buf[IO_BUF_SIZE];
char *start = buf, *end = buf + IO_BUF_SIZE;
DString_Clear( line );
DString_ToMBS( line );
if( self->redirect && self->redirect->StdioRead ){
self->redirect->StdioRead( self->redirect, line, 0 );
return line->size >0;
}else if( self->file ){
return DaoFile_ReadLine( self->file, line );
}else if( self->attribs & DAO_IO_STRING ){
daoint pos = DString_FindWChar( self->streamString, delim, 0 );
if( pos == MAXSIZE ){
DString_Assign( line, self->streamString );
DString_Clear( self->streamString );
}else{
DString_SubString( self->streamString, line, 0, pos+1 );
DString_Erase( self->streamString, 0, pos+1 );
}
return self->streamString->size >0;
}else{
*start = ch = getchar();
start += 1;
while( ch != delim && ch != EOF ){
*start = ch = getchar();
start += 1;
if( start == end ){
if( ch == EOF ) start -= 1;
DString_AppendDataMBS( line, buf, start-buf );
start = buf;
}
}
if( ch == EOF && start != buf ) start -= 1;
DString_AppendDataMBS( line, buf, start-buf );
clearerr( stdin );
return ch != EOF;
}
return 0;
}
static void STD_Load( DaoProcess *proc, DaoValue *p[], int N )
{
DString *name = p[0]->xString.data;
int import = p[1]->xInteger.value;
int runim = p[2]->xInteger.value;
int safe = p[3]->xInteger.value;
int wasProt = 0;
int res = 0;
DaoVmSpace *vms = proc->vmSpace;
DaoNamespace *ns;
DString_ToMBS( name );
if( safe ) vms->options |= DAO_OPTION_SAFE;
if( vms->options & DAO_OPTION_SAFE ) wasProt = 1;
DArray_PushFront( vms->pathLoading, proc->activeNamespace->path );
ns = DaoVmSpace_LoadEx( vms, DString_GetMBS( name ), runim );
DaoProcess_PutValue( proc, (DaoValue*) ns );
if( ! wasProt ) vms->options &= ~DAO_OPTION_SAFE;
if( ns == NULL ) DaoProcess_RaiseException( proc, DAO_ERROR, "loading failed" );
DArray_PopFront( vms->pathLoading );
if( import && ns ) DaoNamespace_AddParent( proc->activeNamespace, ns );
}
static void DaoIO_Open( DaoProcess *proc, DaoValue *p[], int N )
{
DaoStream *stream = NULL;
char *mode;
if( proc->vmSpace->options & DAO_OPTION_SAFE ){
DaoProcess_RaiseException( proc, DAO_ERROR, "not permitted" );
return;
}
stream = DaoStream_New();
stream->attribs |= DAO_IO_FILE;
if( N==0 ){
stream->file = tmpfile();
if( stream->file <= 0 ){
DaoProcess_RaiseException( proc, DAO_ERROR, "failed to create temporary file" );
return;
}
}else{
/* XXX Error handling? */
mode = DString_GetMBS( p[1]->xString.data );
if( p[0]->type == DAO_INTEGER ){
stream->file = fdopen( p[0]->xInteger.value, mode );
}else{
DString_Assign( stream->fname, p[0]->xString.data );
DString_ToMBS( stream->fname );
stream->file = DaoIO_OpenFile( proc, stream->fname, mode, 0 );
}
stream->mode = 0;
if( strstr( mode, "+" ) )
stream->mode = DAO_IO_WRITE | DAO_IO_READ;
else{
if( strstr( mode, "r" ) )
stream->mode |= DAO_IO_READ;
if( strstr( mode, "w" ) || strstr( mode, "a" ) )
stream->mode |= DAO_IO_WRITE;
}
}
DaoProcess_PutValue( proc, (DaoValue*)stream );
}
/*
// C printf format: %[parameter][flags][width][.precision][length]type
//
// Dao writef format: %[parameter][flags][width][.precision]type[color]
//
// Where 'parameter', 'flags', 'width' and 'precision' will conform to the
// C format, but 'type' can only be:
// c, d, i, o, u, x/X : for integer;
// e/E, f/F, g/G : for float and double;
// s : for string;
// p : for any type, write address;
// a : automatic, for any type, write in the default format;
// Namely the standard ones exception 'n', and plus 'a'.
//
// Optional 'color' format will be in form of: [foreground:background], [foreground]
// or [:background]. The supported color name format will depend on the color printing
// handle. Mininum requirement is the support of the following 8 color names:
// black, white, red, green, blue, yellow, magenta, cyan.
*/
static void DaoIO_Writef0( DaoStream *self, DaoProcess *proc, DaoValue *p[], int N )
{
DaoValue *value;
DMap *cycData;
DString *format, *fmt2;
DString *fgcolor, *bgcolor;
const char *convs = "aspcdiouxXfFeEgG";
char F, *s, *end, *fg, *bg, *fmt, message[100];
int k, id = 1;
if( (self->attribs & (DAO_IO_FILE | DAO_IO_PIPE)) && self->file == NULL ){
DaoProcess_RaiseException( proc, DAO_ERROR, "stream is not open!" );
return;
}
cycData = DMap_New(0,0);
fmt2 = DString_New(1);
fgcolor = DString_New(1);
bgcolor = DString_New(1);
format = DString_Copy( p[0]->xString.data );
DString_ToMBS( format );
s = format->mbs;
end = s + format->size;
for(; s<end; s++){
k = 0;
if( *s =='%' ){
fmt = s;
s += 1;
if( *s =='%' || *s == '[' ){
DaoStream_WriteChar( self, *s );
continue;
}
if( isdigit( *s ) && (*s > '0') ){
while( isdigit( *s ) ) s += 1;
if( *s == '$' ){ /* parameter: number$ */
*s = '\0';
k = strtol( fmt + 1, NULL, 10 );
if( k == 0 || k >= N ){
DaoProcess_RaiseException( proc, DAO_WARNING, "invalid parameter number" );
}
*s = '%';
fmt = s ++;
}
}
/* flags: */
while( *s == '+' || *s == '-' || *s == '#' || *s == '0' || *s == ' ' ) s += 1;
while( isdigit( *s ) ) s += 1; /* width; */
if( *s == '.' ){ /* precision: */
s += 1;
while( isdigit( *s ) ) s += 1;
}
DString_SetDataMBS( fmt2, fmt, s - fmt + 1 );
if( strchr( convs, *s ) == NULL ){
DaoProcess_RaiseException( proc, DAO_WARNING, "invalid format conversion" );
continue;
}
F = *s;
s += 1;
fg = bg = NULL;
if( *s == '[' ){
s += 1;
fmt = s;
while( isalnum( *s ) ) s += 1;
DString_SetDataMBS( fgcolor, fmt, s - fmt );
if( fgcolor->size ) fg = fgcolor->mbs;
if( *s == ':' ){
s += 1;
fmt = s;
while( isalnum( *s ) ) s += 1;
DString_SetDataMBS( bgcolor, fmt, s - fmt );
if( bgcolor->size ) bg = bgcolor->mbs;
}
if( *s != ']' ) DaoProcess_RaiseException( proc, DAO_WARNING, "invalid color format" );
}else{
s -= 1;
}
if( k == 0 ) k = id;
value = p[k];
id += 1;
if( fg || bg ) DaoStream_SetColor( self, fg, bg );
self->format = fmt2->mbs;
if( value == NULL ){
if( F == 'p' ){
DaoStream_WriteMBS( self, "0x0" );
}else{
DaoProcess_RaiseException( proc, DAO_WARNING, "null parameter" );
}
}
self->format = fmt2->mbs;
if( F == 'c' || F == 'd' || F == 'i' || F == 'o' || F == 'x' || F == 'X' ){
if( sizeof(daoint) != 4 ) DString_InsertChar( fmt2, DAO_INT_FORMAT[0], fmt2->size-1 );
self->format = fmt2->mbs;
if( value->type == DAO_INTEGER ){
DaoStream_WriteInt( self, value->xInteger.value );
}else{
goto WrongParameter;
}
}else if( toupper( F ) == 'E' || toupper( F ) == 'F' || toupper( F ) == 'G' ){
if( value->type == DAO_FLOAT ){
DaoStream_WriteFloat( self, value->xFloat.value );
}else if( value->type == DAO_DOUBLE ){
DaoStream_WriteFloat( self, value->xDouble.value );
}else{
goto WrongParameter;
}
}else if( F == 's' && value->type == DAO_STRING ){
DaoStream_WriteString( self, value->xString.data );
}else if( F == 'p' ){
DaoStream_WritePointer( self, value );
}else if( F == 'a' ){
self->format = NULL;
DaoValue_Print( value, proc, self, cycData );
}else{
goto WrongParameter;
}
self->format = NULL;
if( fg || bg ) DaoStream_SetColor( self, NULL, NULL );
continue;
WrongParameter:
self->format = NULL;
if( fg || bg ) DaoStream_SetColor( self, NULL, NULL );
sprintf( message, "%i-th parameter has wrong type for format \"%s\"!", k, fmt2->mbs );
DaoProcess_RaiseException( proc, DAO_WARNING, message );
}else{
DaoStream_WriteChar( self, *s );
}
}
DString_Delete( fgcolor );
DString_Delete( bgcolor );
DString_Delete( format );
DString_Delete( fmt2 );
DMap_Delete( cycData );
}
