From 38b8da21d6cd2a8ffd4ccc19552434efab60e498 Mon Sep 17 00:00:00 2001
From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Date: Thu, 28 Apr 2011 15:16:26 -0400
Subject: [PATCH] Rename typealias "typename" to ":="

Shorter to type, and follows the ctf assignment expressions semantic for
type assignments.

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
---
 common-trace-format-proposal.txt | 31 ++++++++++++++-----------------
 1 file changed, 14 insertions(+), 17 deletions(-)

diff --git a/common-trace-format-proposal.txt b/common-trace-format-proposal.txt
index ef6739f..f162c61 100644
--- a/common-trace-format-proposal.txt
+++ b/common-trace-format-proposal.txt
@@ -186,7 +186,7 @@ typealias integer {
   size = 32;
   signed = false;
   align = 32;
-} typename uint32_t;
+} := uint32_t;
 
 Definition of a named 5-bit signed bitfield:
 
@@ -194,7 +194,7 @@ typealias integer {
   size = 5;
   signed = true;
   align = 1;
-} typename int5_t;
+} := int5_t;
 
 4.1.6 GNU/C bitfields
 
@@ -253,7 +253,7 @@ typealias floating_point {
   exp_dig = 8;         /* sizeof(float) * CHAR_BIT - FLT_MANT_DIG */
   mant_dig = 24;       /* FLT_MANT_DIG */
   byte_order = native;
-} typename float;
+} := float;
 
 TODO: define NaN, +inf, -inf behavior.
 
@@ -498,7 +498,7 @@ Metadata representation of a named string type:
 
 typealias string {
   encoding = UTF8 OR ASCII;
-} typename name;
+} := name;
 
 A nameless string type can be declared as a field type:
 
@@ -907,14 +907,12 @@ typedef aliased_type_specifiers new_type_declarators;
  * pointer declarator specifier) to a type. It should also be used to
  * map basic C types (float, int, unsigned long, ...) to a CTF type.
  * Typealias is a superset of "typedef": it also allows assignment of a
- * simple variable identifier to a type. The keyword "typename" is
- * reserved to separate the aliased type from the newly declared alias
- * name.
+ * simple variable identifier to a type.
  */
 
 typealias type_class {
   ...
-} typename type_specifiers type_declarator;
+} := type_specifiers type_declarator;
 
 /*
  * e.g.: 
@@ -922,13 +920,13 @@ typealias type_class {
  *   size = 32;
  *   align = 32;
  *   signed = false;
- * } typename struct page *;
+ * } := struct page *;
  *
  * typealias integer {
  *  size = 32;
  *  align = 32;
  *  signed = true;
- * } typename int;
+ * } := int;
  */
 
 struct name {
@@ -1074,7 +1072,6 @@ struct
 trace
 typealias
 typedef
-typename
 unsigned
 variant
 void
@@ -1309,8 +1306,8 @@ struct-or-variant-declaration-list:
 struct-or-variant-declaration:
 	specifier-qualifier-list struct-or-variant-declarator-list ;
 	declaration-specifiers storage-class-specifier declaration-specifiers declarator-list ;
-	typealias declaration-specifiers abstract-declarator-list typename declaration-specifiers abstract-declarator-list ;
-	typealias declaration-specifiers abstract-declarator-list typename declarator-list ;
+	typealias declaration-specifiers abstract-declarator-list := declaration-specifiers abstract-declarator-list ;
+	typealias declaration-specifiers abstract-declarator-list := declarator-list ;
 
 specifier-qualifier-list:
 	type-specifier specifier-qualifier-list-opt
@@ -1387,8 +1384,8 @@ ctf-specifier:
 	event { ctf-assignment-expression-list-opt }
 	stream { ctf-assignment-expression-list-opt }
 	trace { ctf-assignment-expression-list-opt }
-	typealias declaration-specifiers abstract-declarator-list typename declaration-specifiers abstract-declarator-list ;
-	typealias declaration-specifiers abstract-declarator-list typename declarator-list ;
+	typealias declaration-specifiers abstract-declarator-list := declaration-specifiers abstract-declarator-list ;
+	typealias declaration-specifiers abstract-declarator-list := declarator-list ;
 
 ctf-type-specifier:
 	floating_point { ctf-assignment-expression-list-opt }
@@ -1403,5 +1400,5 @@ ctf-assignment-expression:
 	unary-expression assignment-operator unary-expression
 	unary-expression type-assignment-operator type-specifier
 	declaration-specifiers storage-class-specifier declaration-specifiers declarator-list
-	typealias declaration-specifiers abstract-declarator-list typename declaration-specifiers abstract-declarator-list
-	typealias declaration-specifiers abstract-declarator-list typename declarator-list
+	typealias declaration-specifiers abstract-declarator-list := declaration-specifiers abstract-declarator-list
+	typealias declaration-specifiers abstract-declarator-list := declarator-list
-- 
2.34.1