[SLOF] [PATCH] Remove unused functions ishexdigit and $cat-comma

[Thomas Huth]

They are completely unused, and ishexdigit seems even to be implemented
in a wrong way, thus let's simply remove them.

Signed-off-by: Thomas Huth <thuth at redhat.com>
---
 slof/fs/base.fs | 12 ++----------
 1 file changed, 2 insertions(+), 10 deletions(-)

diff --git a/slof/fs/base.fs b/slof/fs/base.fs
index 62cfb00..edd474e 100644
--- a/slof/fs/base.fs
+++ b/slof/fs/base.fs
@@ -59,14 +59,10 @@ CREATE $catpad 400 allot
    r> dup $catpad + r> swap r@ move
    r> + $catpad swap ;
 
-\ WARNING: The following two ($cat-comm & $cat-space) are dirty in a sense
-\ that they add 1 or 2 characters to str1 before executing $cat
+\ WARNING: The following $cat-space is dirty in a sense that it adds one
+\ character to str1 before executing $cat.
 \ The ASSUMPTION is that str1 buffer provides that extra space and it is
 \ responsibility of the code owner to ensure that
-: $cat-comma ( str2 len2 str1 len1 -- "str1, str2" len1+len2+2 )
-	2dup + s" , " rot swap move 2+ 2swap $cat
-;
-
 : $cat-space ( str2 len2 str1 len1 -- "str1 str2" len1+len2+1 )
 	2dup + bl swap c! 1+ 2swap $cat
 ;
@@ -143,10 +139,6 @@ CONSTANT <2constant>
    30 39 between
 ;
 
-: ishexdigit ( char -- true | false )
-   30 39 between 41 46 between OR 61 66 between OR
-;
-
 \ Variant of $number that defaults to decimal unless "0x" is
 \ a prefix
 : $dh-number ( addr len -- true | number false )
-- 
1.8.3.1