X-Git-Url: http://git.draconx.ca/gitweb/gob-dx.git/blobdiff_plain/f31590988781d77ff5249987801d03a986368ca2..774037b15064dcc6e4995c0bba3b24abb1bde35f:/src/parse.y

diff --git a/src/parse.y b/src/parse.y
index b5d9f10..c2c4253 100644
--- a/src/parse.y
+++ b/src/parse.y
@@ -46,6 +46,10 @@ static int vararg = FALSE;
 
 static GList *gtktypes = NULL;
 
+/* this can be a global as we will only do one function at a time
+   anyway */
+static int the_scope = NO_SCOPE;
+
 void free(void *ptr);
 int yylex(void);
 
@@ -79,12 +83,19 @@ yyerror(char *str)
 	exit(1);
 }
 
+static Type *
+pop_type(void)
+{
+	Type *type = typestack->data;
+	typestack = g_list_remove(typestack,typestack->data);
+	return type;
+}
+
 static void
 push_variable(char *name, int scope, int line_no, char *postfix)
 {
 	Node *var;
-	Type *type = typestack->data;
-	typestack = g_list_remove(typestack,typestack->data);
+	Type *type = pop_type();
 
 	type->postfix = postfix;
 	
@@ -93,25 +104,23 @@ push_variable(char *name, int scope, int line_no, char *postfix)
 }
 
 static void
-push_function(int scope, char *oid, char *id, char *onerror,
+push_function(int scope, int method, char *oid, char *id, char *onerror,
 	      GString *cbuf,int line_no, int ccode_line, int vararg)
 {
 	Node *node;
 	Type *type;
+	char *c_cbuf;
        
-	if(scope!=INIT_METHOD && scope!=CLASS_INIT_METHOD) {
-		type = typestack->data;
-		typestack = g_list_remove(typestack,typestack->data);
+	if(method!=INIT_METHOD && method!=CLASS_INIT_METHOD) {
+		type = pop_type();
 	} else {
 		type = (Type *)new_type(0,g_strdup("void"),NULL);
 	}
 	
 	/* a complicated and ugly test to figure out if we have
 	   the wrong number of types for a signal */
-	if((scope == SIGNAL_FIRST_METHOD ||
-	    scope == SIGNAL_LAST_METHOD ||
-	    scope == PRIVATE_SIGNAL_FIRST_METHOD ||
-	    scope == PRIVATE_SIGNAL_LAST_METHOD) &&
+	if((method == SIGNAL_FIRST_METHOD ||
+	    method == SIGNAL_LAST_METHOD) &&
 	   g_list_length(gtktypes) != g_list_length(funcargs) &&
 	   !(g_list_length(funcargs) == 1 &&
 	     g_list_length(gtktypes) == 2 &&
@@ -120,8 +129,24 @@ push_function(int scope, char *oid, char *id, char *onerror,
 				    "function arguments for a signal "
 				    "don't seem to match"),line_no);
 	}
-	node = new_method(scope,type,oid,gtktypes,id,funcargs,
-			  onerror,cbuf,line_no,ccode_line,vararg);
+	if(cbuf) {
+		char *p;
+		c_cbuf = p = cbuf->str;
+		while(p && *p && (*p==' ' || *p=='\t' || *p=='\n' || *p=='\r'))
+			p++;
+		if(!p || !*p)
+			c_cbuf = NULL;
+	} else
+		c_cbuf = NULL;
+
+	node = new_method(scope,method,type,oid,gtktypes,id,funcargs,
+			  onerror,c_cbuf,line_no,ccode_line,vararg);
+
+	if(cbuf)
+		g_string_free(cbuf,
+			      /*only free segment if we haven't passed it
+				above */
+			      c_cbuf?FALSE:TRUE);
 	gtktypes = NULL;
 	funcargs = NULL;
 
@@ -132,8 +157,7 @@ static void
 push_funcarg(char *name, char *postfix)
 {
 	Node *node;
-	Type *type = typestack->data;
-	typestack = g_list_remove(typestack,typestack->data);
+	Type *type = pop_type();
 
 	type->postfix = postfix;
 	
@@ -190,7 +214,7 @@ push_self(char *id)
 
 %token <id> TOKEN NUMBER TYPETOKEN ARRAY_DIM
 %token <cbuf> CCODE HCODE
-%token <line> PUBLIC PRIVATE ARGUMENT VIRTUAL SIGNAL OVERRIDE
+%token <line> PUBLIC PRIVATE PROTECTED ARGUMENT VIRTUAL SIGNAL OVERRIDE
 
 %%
 
@@ -201,20 +225,26 @@ prog:		ccodes class ccodes	{ ; }
 	;
 
 ccodes:		ccodes CCODE		{
-			Node *node = new_ccode(FALSE,$<cbuf>2,ccode_line);
+			Node *node = new_ccode(FALSE,($<cbuf>2)->str,
+					       ccode_line);
 			nodes = g_list_append(nodes,node);
+			g_string_free($<cbuf>2,FALSE);
 					}
 	|	ccodes HCODE		{
-			Node *node = new_ccode(TRUE,$<cbuf>2,ccode_line);
+			Node *node = new_ccode(TRUE,($<cbuf>2)->str,ccode_line);
 			nodes = g_list_append(nodes,node);
+			g_string_free($<cbuf>2,FALSE);
 					}
 	|	CCODE			{
-			Node *node = new_ccode(FALSE,$<cbuf>1,ccode_line);
+			Node *node = new_ccode(FALSE,($<cbuf>1)->str,
+					       ccode_line);
 			nodes = g_list_append(nodes,node);
+			g_string_free($<cbuf>1,FALSE);
 					}
 	|	HCODE			{
-			Node *node = new_ccode(TRUE,$<cbuf>1,ccode_line);
+			Node *node = new_ccode(TRUE,($<cbuf>1)->str,ccode_line);
 			nodes = g_list_append(nodes,node);
+			g_string_free($<cbuf>1,FALSE);
 					}
 	;
 
@@ -223,6 +253,11 @@ class:		classdec '{' classcode '}'	{
 			class_nodes = NULL;
 			nodes = g_list_append(nodes,class);
 						}
+	|	classdec '{' '}'		{
+			((Class *)class)->nodes = NULL;
+			class_nodes = NULL;
+			nodes = g_list_append(nodes,class);
+						}
 	;
 
 classdec:	CLASS TYPETOKEN FROM TYPETOKEN	{
@@ -238,37 +273,42 @@ classcode:	classcode method		{ ; }
 	|	argument			{ ; }
 	;
 
-variable:	PUBLIC type TOKEN ';'		{
-			push_variable($<id>3,PUBLIC_SCOPE,$<line>1,NULL);
-						}
-	|	PUBLIC type TOKEN ARRAY_DIM ';'	{
-			push_variable($<id>3,PUBLIC_SCOPE,$<line>1,$<id>4);
+scope:		PUBLIC			{ the_scope = PUBLIC_SCOPE; }
+	|	PRIVATE			{ the_scope = PRIVATE_SCOPE; }
+	|	PROTECTED		{ the_scope = PROTECTED_SCOPE; }
+	;
+
+variable:	scope type TOKEN ';'		{
+			push_variable($<id>3,the_scope,$<line>1,NULL);
 						}
-	|	PRIVATE type TOKEN ';'		{
-			push_variable($<id>3,PRIVATE_SCOPE,$<line>1,NULL);
+	|	scope type TOKEN ARRAY_DIM ';'	{
+			push_variable($<id>3,the_scope,$<line>1,$<id>4);
 						}
-	|	PRIVATE type TOKEN ARRAY_DIM ';' {
-			push_variable($<id>3,PRIVATE_SCOPE,$<line>1,$<id>4);
-						 }
 	;
-argument:	ARGUMENT argflags TOKEN TOKEN TOKEN '{' CCODE TOKEN '{' CCODE ';' {
+argument:	ARGUMENT argflags argtype TOKEN TOKEN '{' CCODE TOKEN '{' CCODE ';' {
 			if(strcmp($<id>5,"get")==0 &&
 			   strcmp($<id>8,"set")==0) {
 				Node *node;
+				Type *type = pop_type();
 				g_free($<id>5); g_free($<id>8);
-				node = new_argument($<id>3,$<list>2,$<id>4,
-						    $<cbuf>7,$<line>6,
-						    $<cbuf>10,$<line>9,
+				node = new_argument($<id>3,type,$<list>2,$<id>4,
+						    ($<cbuf>7)->str,$<line>6,
+						    ($<cbuf>10)->str,$<line>9,
 						    $<line>1);
+				g_string_free($<cbuf>7,FALSE);
+				g_string_free($<cbuf>10,FALSE);
 				class_nodes = g_list_append(class_nodes,node);
 			} else if(strcmp($<id>5,"set")==0 &&
 				strcmp($<id>8,"get")==0) {
 				Node *node;
+				Type *type = pop_type();
 				g_free($<id>5); g_free($<id>8);
-				node = new_argument($<id>3,$<list>2,$<id>4,
-						    $<cbuf>10,$<line>9,
-						    $<cbuf>7,$<line>6,
+				node = new_argument($<id>3,type,$<list>2,$<id>4,
+						    ($<cbuf>10)->str,$<line>9,
+						    ($<cbuf>7)->str,$<line>6,
 						    $<line>1);
+				g_string_free($<cbuf>10,FALSE);
+				g_string_free($<cbuf>7,FALSE);
 				class_nodes = g_list_append(class_nodes,node);
 			} else {
 				g_free($<id>3); g_free($<id>4);
@@ -280,20 +320,24 @@ argument:	ARGUMENT argflags TOKEN TOKEN TOKEN '{' CCODE TOKEN '{' CCODE ';' {
 				YYERROR;
 			}
 						}
-	|	ARGUMENT argflags TOKEN TOKEN TOKEN '{' CCODE ';' {
+	|	ARGUMENT argflags argtype TOKEN TOKEN '{' CCODE ';' {
 			if(strcmp($<id>5,"get")==0) {
 				Node *node;
+				Type *type = pop_type();
 				g_free($<id>5);
-				node = new_argument($<id>3,$<list>2,$<id>4,
-						    $<cbuf>7,$<line>6,NULL,0,
-						    $<line>1);
+				node = new_argument($<id>3,type,$<list>2,$<id>4,
+						    ($<cbuf>7)->str,$<line>6,
+						    NULL,0, $<line>1);
+				g_string_free($<cbuf>7,FALSE);
 				class_nodes = g_list_append(class_nodes,node);
 			} else if(strcmp($<id>5,"set")==0) {
 				Node *node;
+				Type *type = pop_type();
 				g_free($<id>5);
-				node = new_argument($<id>3,$<list>2,$<id>4,
-						    NULL,0,$<cbuf>7,$<line>6,
-						    $<line>1);
+				node = new_argument($<id>3,type,$<list>2,$<id>4,
+						    NULL,0,($<cbuf>7)->str,
+						    $<line>6, $<line>1);
+				g_string_free($<cbuf>7,FALSE);
 				class_nodes = g_list_append(class_nodes,node);
 			} else {
 				g_free($<id>5); g_free($<id>3);
@@ -305,6 +349,21 @@ argument:	ARGUMENT argflags TOKEN TOKEN TOKEN '{' CCODE TOKEN '{' CCODE ';' {
 			}
 						}
 	;
+
+argtype:	TOKEN '(' TOKEN type ')' 	{
+			if(strcmp($<id>3,"type")!=0) {
+				g_free($<id>1);
+				g_free($<id>3);
+				yyerror(_("parse error"));
+				YYERROR;
+			}
+			$<id>$ = $<id>1;
+						}
+	|	TOKEN				{
+			$<id>$ = $<id>1;
+			typestack = g_list_prepend(typestack,NULL);
+						}
+	;
 	
 argflags:	'(' flaglist ')'		{ $<list>$ = $<list>2; }
 	|					{ $<list>$ = NULL; }
@@ -410,23 +469,12 @@ stars:		'*' stars			{ stars++; }
 	|	'*'				{ stars++; }
 	;
 
-fullsigtype:	PRIVATE TOKEN sigtype	{
-			if(strcmp($<id>2,"first")==0)
-				$<sigtype>$ = PRIVATE_SIGNAL_FIRST_METHOD;
-			else if(strcmp($<id>2,"last")==0)
-				$<sigtype>$ = PRIVATE_SIGNAL_LAST_METHOD;
-			else {
-				yyerror(_("signal must be 'first' or 'last'"));
-				g_free($<id>2);
-				YYERROR;
-			}
-			g_free($<id>2);
-					}
-	|	TOKEN PRIVATE sigtype	{
+/* this never sets the_scope */
+simplesigtype:	TOKEN sigtype	{
 			if(strcmp($<id>1,"first")==0)
-				$<sigtype>$ = PRIVATE_SIGNAL_FIRST_METHOD;
+				$<sigtype>$ = SIGNAL_FIRST_METHOD;
 			else if(strcmp($<id>1,"last")==0)
-				$<sigtype>$ = PRIVATE_SIGNAL_LAST_METHOD;
+				$<sigtype>$ = SIGNAL_LAST_METHOD;
 			else {
 				yyerror(_("signal must be 'first' or 'last'"));
 				g_free($<id>1);
@@ -434,10 +482,25 @@ fullsigtype:	PRIVATE TOKEN sigtype	{
 			}
 			g_free($<id>1);
 					}
-	|	PRIVATE sigtype		{
-			$<sigtype>$ = PRIVATE_SIGNAL_LAST_METHOD;
+	|	sigtype			{
+			$<sigtype>$ = SIGNAL_LAST_METHOD;
+					}
+	;
+
+/* this always sets the_scope */
+fullsigtype:	scope TOKEN sigtype	{
+			if(strcmp($<id>2,"first")==0)
+				$<sigtype>$ = SIGNAL_FIRST_METHOD;
+			else if(strcmp($<id>2,"last")==0)
+				$<sigtype>$ = SIGNAL_LAST_METHOD;
+			else {
+				yyerror(_("signal must be 'first' or 'last'"));
+				g_free($<id>2);
+				YYERROR;
+			}
+			g_free($<id>2);
 					}
-	|	TOKEN sigtype		{
+	|	TOKEN scope sigtype	{
 			if(strcmp($<id>1,"first")==0)
 				$<sigtype>$ = SIGNAL_FIRST_METHOD;
 			else if(strcmp($<id>1,"last")==0)
@@ -449,9 +512,13 @@ fullsigtype:	PRIVATE TOKEN sigtype	{
 			}
 			g_free($<id>1);
 					}
-	|	sigtype			{
+	|	scope sigtype		{
 			$<sigtype>$ = SIGNAL_LAST_METHOD;
 					}
+	|	simplesigtype		{
+			/* the_scope was default thus public */
+			the_scope = PUBLIC_SCOPE;
+					}
 	;
 	
 sigtype:	TOKEN '(' tokenlist ')'		{
@@ -467,7 +534,7 @@ tokenlist:	tokenlist ',' TOKEN 		{
        						}
 	;
 
-codenocode:	'{' CCODE			{ $<cbuf>$=$<cbuf>2; }
+codenocode:	'{' CCODE			{ $<cbuf>$ = $<cbuf>2; }
 	|	';'				{ $<cbuf>$ = NULL; }
 	;
 
@@ -478,55 +545,70 @@ method:		SIGNAL fullsigtype type TOKEN '(' funcargs ')' onerror codenocode {
 					  "first parameter"));
 				YYERROR;
 			}
-			push_function($<sigtype>2,NULL,
+			push_function(the_scope, $<sigtype>2,NULL,
 				      $<id>4, $<id>8, $<cbuf>9,$<line>1,
 				      ccode_line,vararg);
 									}
-	|	VIRTUAL PRIVATE type TOKEN '(' funcargs ')' onerror codenocode	{
+	|	scope SIGNAL simplesigtype type TOKEN '(' funcargs ')' onerror codenocode {
+			if(!has_self) {
+				yyerror(_("signal without 'self' as "
+					  "first parameter"));
+				YYERROR;
+			}
+			push_function(the_scope, $<sigtype>3,NULL,
+				      $<id>5, $<id>9, $<cbuf>10,$<line>2,
+				      ccode_line,vararg);
+									}
+	|	VIRTUAL scope type TOKEN '(' funcargs ')' onerror codenocode	{
 			if(!has_self) {
 				yyerror(_("virtual method without 'self' as "
 					  "first parameter"));
 				YYERROR;
 			}
-			push_function(PRIVATE_VIRTUAL_METHOD, NULL, $<id>4,
+			push_function(the_scope, VIRTUAL_METHOD, NULL, $<id>4,
 				      $<id>8, $<cbuf>9,$<line>1,
 				      ccode_line,vararg);
 									}
+	|	scope VIRTUAL type TOKEN '(' funcargs ')' onerror codenocode	{
+			if(!has_self) {
+				yyerror(_("virtual method without 'self' as "
+					  "first parameter"));
+				YYERROR;
+			}
+			push_function(the_scope, VIRTUAL_METHOD, NULL, $<id>4,
+				      $<id>8, $<cbuf>9,$<line>2,
+				      ccode_line,vararg);
+									}
 	|	VIRTUAL type TOKEN '(' funcargs ')' onerror codenocode	{
 			if(!has_self) {
 				yyerror(_("virtual method without 'self' as "
 					  "first parameter"));
 				YYERROR;
 			}
-			push_function(VIRTUAL_METHOD, NULL, $<id>3,
-				      $<id>7, $<cbuf>8,$<line>1,
+			push_function(PUBLIC_SCOPE, VIRTUAL_METHOD, NULL,
+				      $<id>3, $<id>7, $<cbuf>8,$<line>1,
 				      ccode_line,vararg);
 									}
-	|	OVERRIDE '(' TYPETOKEN ')' type TOKEN '(' funcargs ')' onerror '{' CCODE	{
-			push_function(OVERRIDE_METHOD, $<id>3,
-				      $<id>6, $<id>10, $<cbuf>12,
-				      $<line>1,$<line>11,
+	|	OVERRIDE '(' TYPETOKEN ')' type TOKEN '(' funcargs ')' onerror codenocode	{
+			push_function(NO_SCOPE, OVERRIDE_METHOD, $<id>3,
+				      $<id>6, $<id>10, $<cbuf>11,
+				      $<line>1,ccode_line,
 				      vararg);
 									}
-	|	PUBLIC type TOKEN '(' funcargs ')' onerror '{' CCODE	{
-			push_function(PUBLIC_SCOPE, NULL, $<id>3,
-				      $<id>7, $<cbuf>9,$<line>1,$<line>8,
-				      vararg);
-								}
-	|	PRIVATE type TOKEN '(' funcargs ')' onerror '{' CCODE	{
-			push_function(PRIVATE_SCOPE, NULL, $<id>3,
-				      $<id>7, $<cbuf>9,$<line>1,$<line>8,
+	|	scope type TOKEN '(' funcargs ')' onerror codenocode	{
+			push_function(the_scope, REGULAR_METHOD, NULL, $<id>3,
+				      $<id>7, $<cbuf>8,$<line>1,ccode_line,
 				      vararg);
 								}
 	|	TOKEN '(' TOKEN ')' codenocode	{
 			if(strcmp($<id>1,"init")==0) {
 				push_init_arg($<id>3,FALSE);
-				push_function(INIT_METHOD, NULL,
+				push_function(NO_SCOPE, INIT_METHOD, NULL,
 					      $<id>1, NULL, $<cbuf>5,$<line>2,
 					      ccode_line,FALSE);
 			} else if(strcmp($<id>1,"class_init")==0) {
 				push_init_arg($<id>3,TRUE);
-				push_function(CLASS_INIT_METHOD, NULL, 
+				push_function(NO_SCOPE, CLASS_INIT_METHOD, NULL,
 					      $<id>1, NULL, $<cbuf>5,$<line>2,
 					      ccode_line,FALSE);
 			} else {
@@ -544,7 +626,6 @@ onerror:	ONERROR numtok		{ $<id>$ = $<id>2; }
 			$<id>$ = ($<cbuf>3)->str;
 			g_string_free($<cbuf>3,FALSE);
 					}
-	|	'=' '1'			{ ; }
 	|				{ $<id>$ = NULL; }
 	;