# HG changeset patch
# User wenzelm
# Date 1146595357 -7200
# Node ID b5abe6cd4cbfec92acb2580d14c90059b919981b
# Parent  1bb8e26a26ee899b0b5ca46fc3a27815fb05f3f9
sys_error: exception SYS_ERROR;

diff -r 1bb8e26a26ee -r b5abe6cd4cbf src/Pure/library.ML
--- a/src/Pure/library.ML	Tue May 02 20:42:37 2006 +0200
+++ b/src/Pure/library.ML	Tue May 02 20:42:37 2006 +0200
@@ -67,10 +67,11 @@
   val get_exn: 'a result -> exn option
 
   (*errors*)
+  exception SYS_ERROR of string
+  val sys_error: string -> 'a
   exception ERROR of string
   val error: string -> 'a
   val cat_error: string -> string -> 'a
-  val sys_error: string -> 'a
   val assert: bool -> string -> unit
   val deny: bool -> string -> unit
   val assert_all: ('a -> bool) -> 'a list -> ('a -> string) -> unit
@@ -405,15 +406,15 @@
 
 (* errors *)
 
+exception SYS_ERROR of string;
+fun sys_error msg = raise SYS_ERROR msg;
+
 exception ERROR of string;
-
 fun error msg = raise ERROR msg;
 
 fun cat_error "" msg = error msg
   | cat_error msg1 msg2 = error (msg1 ^ "\n" ^ msg2);
 
-fun sys_error msg = error ("## SYSTEM ERROR ##\n" ^ msg);
-
 fun assert p msg = if p then () else error msg;
 fun deny p msg = if p then error msg else ();