- config.*: updated from FSF.

[ginac.git] / ginac / basic.h

diff --git a/ginac/basic.h b/ginac/basic.h
index a37e84dc46ed2f204386e885589e32f56c13fd13..1b5f2cf3d5bdc391a4d0f08ff20746d159f18828 100644 (file)
--- a/ginac/basic.h
+++ b/ginac/basic.h
@@ -45,14 +45,17 @@ class relational;
 class archive_node;
 class print_context;
 
-// Cint doesn't like vector<..,default_alloc> but malloc_alloc is
-// unstandardized and not supported by newer GCCs.
-#if defined(__GNUC__) && ((__GNUC__ == 2) && (__GNUC_MINOR__ < 97))
-  typedef std::vector<ex,malloc_alloc> exvector;
+// Cint currently doesn't like vector<..,default_alloc> but malloc_alloc is
+// unstandardized and not supported by newer GCCs.  This ugly hack will go
+// away soon!
+#if (defined(__GNUC__) && (__GNUC__ == 2) && (__GNUC_MINOR__ < 97)) || (defined(G__GNUC) && (G__GNUC == 2) && (G__GNUC_MINOR < 97))
+  typedef std::vector<GiNaC::ex,malloc_alloc> exvector;
 #else
   typedef std::vector<ex> exvector;
 #endif
 
+typedef ex (*map_func)(const ex & e);
+
 /** This class is the ABC (abstract base class) of GiNaC's class hierarchy.
  *  It is responsible for the reference counting. */
 class basic
@@ -102,6 +105,7 @@ public: // only const functions please (may break reference counting)
        virtual void print(const print_context & c, unsigned level = 0) const;
        virtual void dbgprint(void) const;
        virtual void dbgprinttree(void) const;
+       virtual unsigned precedence(void) const;
        virtual bool info(unsigned inf) const;
        virtual unsigned nops() const;
        virtual ex op(int i) const;
@@ -109,14 +113,17 @@ public: // only const functions please (may break reference counting)
        virtual ex operator[](const ex & index) const;
        virtual ex operator[](int i) const;
        virtual bool has(const ex & other) const;
+       virtual ex map(map_func f) const;
        virtual int degree(const ex & s) const;
        virtual int ldegree(const ex & s) const;
        virtual ex coeff(const ex & s, int n = 1) const;
-       virtual ex collect(const ex & s) const;
+       virtual ex collect(const ex & s, bool distributed = false) const;
        virtual ex eval(int level = 0) const;
        virtual ex evalf(int level = 0) const;
+       virtual ex evalm(void) const;
        virtual ex series(const relational & r, int order, unsigned options = 0) const;
-       virtual ex subs(const lst & ls, const lst & lr) const;
+       virtual bool match(const ex & pattern, lst & repl_lst) const;
+       virtual ex subs(const lst & ls, const lst & lr, bool no_pattern = false) const;
        virtual ex normal(lst &sym_lst, lst &repl_lst, int level = 0) const;
        virtual ex to_rational(lst &repl_lst) const;
        virtual numeric integer_content(void) const;
@@ -139,17 +146,20 @@ protected: // non-const functions should be called from class ex only
        
        // non-virtual functions in this class
 public:
-       ex subs(const ex & e) const;
+       ex subs(const ex & e, bool no_pattern = false) const;
        ex diff(const symbol & s, unsigned nth=1) const;
        int compare(const basic & other) const;
        bool is_equal(const basic & other) const;
        const basic & hold(void) const;
        unsigned gethash(void) const { if (flags & status_flags::hash_calculated) return hashvalue; else return calchash(); }
        unsigned tinfo(void) const {return tinfo_key;}
+
        /** Set some status_flags. */
        const basic & setflag(unsigned f) const {flags |= f; return *this;}
+
        /** Clear some status_flags. */
        const basic & clearflag(unsigned f) const {flags &= ~f; return *this;}
+
 protected:
        void ensure_if_modifiable(void) const;
        
@@ -158,7 +168,6 @@ protected:
        unsigned tinfo_key;                 ///< typeinfo
        mutable unsigned flags;             ///< of type status_flags
        mutable unsigned hashvalue;         ///< hash value
-       static unsigned precedence;         ///< precedence for printing parens
 private:
        unsigned refcount;                  ///< Number of reference counts
 };