EOF

[m6w6/ext-psi] / src / parser_proc.y

diff --git a/src/parser_proc.y b/src/parser_proc.y
index 345ab226271fe0b12e419936298a764886a36bc1..ac7c1172838d586b46a4a516bfc932456e58475c 100644 (file)
--- a/src/parser_proc.y
+++ b/src/parser_proc.y
@@ -15,17 +15,23 @@
 %extra_argument {PSI_Parser *P}
 /* TOKEN is defined inside syntax_error */
 %syntax_error {
-       PSI_ParserSyntaxError(P, P->psi.file.fn, P->line, "Unexpected token '%s'", TOKEN->text);
+       if (TOKEN) {
+               PSI_ParserSyntaxError(P, P->psi.file.fn, P->line, "Unexpected token '%s'", TOKEN->text);
+       } else {
+               PSI_ParserSyntaxError(P, P->psi.file.fn, P->line, "Unexpected end of input");
+       }
 }
 
 %nonassoc NAME.
-%fallback NAME FREE SET LET RETURN LIB INT.
+%fallback NAME FREE SET LET RETURN LIB INT UNSIGNED.
 
 file ::= blocks.
 
 blocks ::= block.
 blocks ::= blocks block.
 
+block ::= EOF.
+
 block ::= LIB(T) QUOTED_STRING(libname) EOS. {
        if (P->psi.file.ln) {
                PSI_ParserSyntaxError(P, P->psi.file.ln, T->line, "Extra 'lib %s' statement has no effect", libname->text);
@@ -162,7 +168,7 @@ decl_vars(vars) ::= decl_vars(vars_) COMMA decl_var(var). {
 %type decl_arg {decl_arg*}
 %destructor decl_arg {free_decl_arg($$);}
 decl_arg(arg_) ::= const_decl_type(type) decl_var(var). {
-       arg_ = var->arg = init_decl_arg(type, var);
+       arg_ = init_decl_arg(type, var);
 }
 /* void pointers need a specific rule */
 decl_arg(arg_) ::= VOID(T) pointers(p) NAME(N). {
@@ -170,7 +176,6 @@ decl_arg(arg_) ::= VOID(T) pointers(p) NAME(N). {
                init_decl_type(T->type, T->text),
                init_decl_var(N->text, p, 0)
        );
-       arg_->var->arg = arg_;
        free(T);
        free(N);
 }
@@ -179,7 +184,6 @@ decl_arg(arg_) ::= CONST VOID(T) pointers(p) NAME(N). {
                init_decl_type(T->type, T->text),
                init_decl_var(N->text, p, 0)
        );
-       arg_->var->arg = arg_;
        free(T);
        free(N);
 }
@@ -227,6 +231,15 @@ decl_type(type_) ::= decl_type_token(T). {
        type_ = init_decl_type(T->type, T->text);
        free(T);
 }
+/* unsigned, urgh */
+decl_type(type_) ::= UNSIGNED NAME(T). {
+       type_ = init_decl_type(T->type, T->text);
+       type_->name = realloc(type_->name, T->size + sizeof("unsigned"));
+       memmove(type_->name + sizeof("unsigned"), type_->name, T->size);
+       memcpy(type_->name, "unsigned", sizeof("unsigned")-1);
+       type_->name[sizeof("unsigned")] = ' ';
+       type_->name[T->size + sizeof("unsigned")] = 0;
+}
 /* we have to support plain int here because we have it in our lexer rules */
 decl_type(type_) ::= INT(T). {
        type_ = init_decl_type(PSI_T_NAME, T->text);