Imported Upstream version 2012.01.27upstream-weekly/2012.01.27

1 files changed, 7 insertions, 7 deletions

diff --git a/src/pkg/mime/grammar.go b/src/pkg/mime/grammar.go
index 70a94cd80..e16a06c86 100644
--- a/src/pkg/mime/grammar.go
+++ b/src/pkg/mime/grammar.go
@@ -10,16 +10,16 @@ import (
 
 // isTSpecial returns true if rune is in 'tspecials' as defined by RFC
 // 1521 and RFC 2045.
-func isTSpecial(rune int) bool {
-	return strings.IndexRune(`()<>@,;:\"/[]?=`, rune) != -1
+func isTSpecial(r rune) bool {
+	return strings.IndexRune(`()<>@,;:\"/[]?=`, r) != -1
 }
 
 // IsTokenChar returns true if rune is in 'token' as defined by RFC
 // 1521 and RFC 2045.
-func IsTokenChar(rune int) bool {
+func IsTokenChar(r rune) bool {
 	// token := 1*<any (US-ASCII) CHAR except SPACE, CTLs,
 	//             or tspecials>
-	return rune > 0x20 && rune < 0x7f && !isTSpecial(rune)
+	return r > 0x20 && r < 0x7f && !isTSpecial(r)
 }
 
 // IsToken returns true if s is a 'token' as as defined by RFC 1521
@@ -32,14 +32,14 @@ func IsToken(s string) bool {
 }
 
 // IsQText returns true if rune is in 'qtext' as defined by RFC 822.
-func IsQText(rune int) bool {
+func IsQText(r int) bool {
 	// CHAR        =  <any ASCII character>        ; (  0-177,  0.-127.)
 	// qtext       =  <any CHAR excepting <">,     ; => may be folded
 	//                "\" & CR, and including
 	//                linear-white-space>
-	switch rune {
+	switch r {
 	case '"', '\\', '\r':
 		return false
 	}
-	return rune < 0x80
+	return r < 0x80
 }