compatibility change in l_class.h for prototypes in ANSI C

lang/cem/cemcom/l_class.h

@@ -8,14 +8,25 @@
 
 #define	LFDF	'a'	/* Library Function Definition */
 #define	LVDF	'b'	/* Library Variable Definition */
-#define	EFDF	'c'	/* External Function Definition */
-#define	EVDF	'd'	/* External Variable Definition */
-#define	EFDC	'e'	/* External Function Declaration */
-#define	EVDC	'f'	/* External Variable Declaration */
-#define	IFDC	'g'	/* Implicit Function Declaration */
-#define	SFDF	'h'	/* Static Function Definition */
-#define	SVDF	'i'	/* Static Variable Definition */
-#define	FC	'j'	/* Function Call */
-#define	VU	'k'	/* Variable Usage */
-#define	XXDF	'l'	/* Ignore Class */
+
+#define	PFDF	'd'	/* Prototype Function Definition */
+
+#define	EFDF	'f'	/* External Function Definition */
+#define	EVDF	'g'	/* External Variable Definition */
+#define	EFDC	'h'	/* External Function Declaration */
+#define	EVDC	'i'	/* External Variable Declaration */
+
+#define	IFDC	'm'	/* Implicit Function Declaration */
+
+#define	SFDF	'q'	/* Static Function Definition */
+#define	SVDF	'r'	/* Static Variable Definition */
+
+#define	FC	'u'	/* Function Call */
+#define	VU	'v'	/* Variable Usage */
+
+#define	XXDF	'z'	/* Ignore Class */
+
+/* Two meta-definitions */
+#define	MIN_CLASS_CONST	LFDF
+#define	MAX_CLASS_CONST	XXDF
 

lang/cem/cemcom/l_em.h

@@ -28,6 +28,7 @@
 #define	C_lin(c)
 #define	C_loi(c)
 #define	C_lol(c)
+#define	C_ret(c)
 #define	C_sdl(c)
 #define	C_sti(c)
 #define	C_stl(c)

lang/cem/cemcom/l_misc.c

@@ -364,6 +364,10 @@ lint_ptr_conv(from, to)
 		break;
 	}
 
+	if (from == VOID) {
+		/* OK any which way */
+	}
+	else
 	if (from == CHAR) {
 		hwarning("pointer to char may not align correctly for a %s",
 			symbol2str(to));

lang/cem/cemcom/l_outdef.c

@@ -50,7 +50,7 @@ PRIVATE outargs();
 PRIVATE outarg();
 PRIVATE outargstring();
 PRIVATE outargtype();
-PRIVATE fill_arg();
+PRIVATE add_expr_arg();
 
 lint_declare_idf(idf, sc)
 	struct idf *idf;
@@ -159,7 +159,7 @@ local_EFDC(idf)
 
 lint_formals()
 {
-/* Make a list of tp_entries containing the types of the formal
+/* Make a list of 'struct argument's containing the types of the formal
  * parameters of the function definition just parsed.
  */
 	register struct stack_entry *se = stack_level_of(L_FORMAL1)->sl_entry;
@@ -286,7 +286,7 @@ PRIVATE
 output_def(od)
 	struct outdef *od;
 {
-/* As the types are output the tp_entries are removed, because they
+/* As the types are output the 'struct argument's are removed, because they
  * are then not needed anymore.
  */
 	if (od->od_class == XXDF || !od->od_name || od->od_name[0] == '#')
@@ -301,7 +301,7 @@ output_def(od)
 			od->od_class = LVDF;
 			break;
 		case SFDF:
-			/* remove tp_entries */
+			/* remove 'struct argument's */
 			while (od->od_arg) {
 				register struct argument *tmp = od->od_arg;
 				od->od_arg = od->od_arg->next;
@@ -526,19 +526,20 @@ fill_outcall(ex, used)
 	OutCall.od_arg = (struct argument *)0;
 	OutCall.od_nrargs = 0;
 
-	if ((ex = ex->OP_RIGHT) != 0) {	/* function call with arguments */
-		/* store types of argument expressions in tp_entries */
+	if ((ex = ex->OP_RIGHT) != 0) {
+		/* function call with arguments */
+		/* store types of argument expressions in 'struct argument's */
 		while (ex->ex_class == Oper && ex->OP_OPER == PARCOMMA) {
-			fill_arg(ex->OP_RIGHT);
+			add_expr_arg(ex->OP_RIGHT);
 			ex = ex->OP_LEFT;
 		}
-		fill_arg(ex);
+		add_expr_arg(ex);
 	}
 	OutCall.od_valused = used;	/* USED, IGNORED or VOIDED */
 }
 
 PRIVATE
-fill_arg(e)
+add_expr_arg(e)
 	struct expr *e;
 {
 	register struct argument *arg;

lang/cem/cemcom/l_outdef.str

@@ -10,6 +10,7 @@
 #define	ArgExpr		1		/* actual */
 #define	ArgConst	2		/* integer constant */
 #define	ArgString	3		/* string */
+#define	ArgEllipsis	4		/* ellipsis */
 
 struct argument {
 	struct argument *next;