X-Git-Url: https://www.ginac.de/ginac.git//ginac.git?p=ginac.git;a=blobdiff_plain;f=ginac%2Fflags.h;h=1bd1bf42cee2bff82a352f6c2c17a68ac54b237b;hp=c14e58408aa64ba765de1b0d26be9d3d8cd8fd4d;hb=655bc31bf06efdea04e4142ceea5bb2cd877e8c3;hpb=5ef801553eb39aed7bd2df9dd1aff9d752c3ea9d

diff --git a/ginac/flags.h b/ginac/flags.h
index c14e5840..1bd1bf42 100644
--- a/ginac/flags.h
+++ b/ginac/flags.h
@@ -3,7 +3,7 @@
  *  Collection of all flags used through the GiNaC framework. */
 
 /*
- *  GiNaC Copyright (C) 1999-2003 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2004 Johannes Gutenberg University Mainz, Germany
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -38,15 +38,24 @@ public:
 class subs_options {
 public:
 	enum {
-		// this should be called "no_pattern"...
-		subs_no_pattern = 0x0001,        ///< disable pattern matching
-		// this should be called "algebraic"...
-		subs_algebraic = 0x0002,         ///< enable algebraic substitutions
+		no_pattern = 0x0001,             ///< disable pattern matching
+		subs_no_pattern = 0x0001, // for backwards compatibility
+		algebraic = 0x0002,              ///< enable algebraic substitutions
+		subs_algebraic = 0x0002,  // for backwards compatibility
         pattern_is_product = 0x0004,     ///< used internally by expairseq::subschildren()
         pattern_is_not_product = 0x0008  ///< used internally by expairseq::subschildren()
 	};
 };
 
+/** Domain of an object */
+class domain {
+public:
+	enum {
+		complex,
+		real
+	};
+};
+
 /** Flags to control series expansion. */
 class series_options {
 public:
@@ -169,7 +178,8 @@ public:
 		dynallocated    = 0x0001, ///< heap-allocated (i.e. created by new if we want to be clever and bypass the stack, @see ex::construct_from_basic() )
 		evaluated       = 0x0002, ///< .eval() has already done its job
 		expanded        = 0x0004, ///< .expand(0) has already done its job (other expand() options ignore this flag)
-		hash_calculated = 0x0008  ///< .calchash() has already done its job
+		hash_calculated = 0x0008, ///< .calchash() has already done its job
+		not_shareable   = 0x0010  ///< don't share instances of this object between different expressions unless explicitly asked to (used by ex::compare())
 	};
 };