- introduced info_flags::cinteger, info_flags::crational,

[ginac.git] / ginac / function.pl

diff --git a/ginac/function.pl b/ginac/function.pl
index 41018c93428c8cee29b830411ab43f92fc6a5e6f..a55daa47d0fd2edaa5b41614fdd451f5538bbaea 100755 (executable)
--- a/ginac/function.pl
+++ b/ginac/function.pl
@@ -44,7 +44,7 @@ END_OF_DECLARE_FUNCTION_MACRO_NAMESPACE
 $declare_function_macro_no_namespace=generate(
     <<'END_OF_DECLARE_FUNCTION_MACRO_NO_NAMESPACE','ex const & p${N}','p${N}');
 #define DECLARE_FUNCTION_${N}P(NAME) \\
-extern unsigned function_index_##NAME; \\
+extern const unsigned function_index_##NAME; \\
 inline function NAME(${SEQ1}) { \\
     return function(function_index_##NAME, ${SEQ2}); \\
 }
@@ -110,7 +110,12 @@ END_OF_DIFF_SWITCH_STATEMENT
 $series_switch_statement=generate(
     <<'END_OF_SERIES_SWITCH_STATEMENT','seq[${N}-1]','');
     case ${N}:
-        return ((series_funcp_${N})(registered_functions()[serial].s))(${SEQ1},s,point,order);
+        try {
+            res = ((series_funcp_${N})(registered_functions()[serial].s))(${SEQ1},s,point,order);
+        } catch (do_taylor) {
+            res = basic::series(s, point, order);
+        }
+        return res;
         break;
 END_OF_SERIES_SWITCH_STATEMENT
 
@@ -377,6 +382,7 @@ $implementation=<<END_OF_IMPLEMENTATION;
 
 #include "function.h"
 #include "ex.h"
+#include "utils.h"
 #include "debugmsg.h"
 
 #ifndef NO_GINAC_NAMESPACE
@@ -602,6 +608,7 @@ ex function::series(symbol const & s, ex const & point, int order) const
     if (registered_functions()[serial].s==0) {
         return basic::series(s, point, order);
     }
+    ex res;
     switch (registered_functions()[serial].nparams) {
         // the following lines have been generated for max. ${maxargs} parameters
 ${series_switch_statement}