Make C++ files in doc/examples/ compile again.

diff --git a/doc/examples/archive1.cpp b/doc/examples/archive1.cpp
index c20db620a71d16e7305ae36c23deb7122e274e40..6361beccd60fa7d75d140e44b28b12597a1bf8d9 100644 (file)
--- a/doc/examples/archive1.cpp
+++ b/doc/examples/archive1.cpp
@@ -32,8 +32,7 @@ int main()
        ifstream in("foobar.gar");
        in >> a2;
 
        ifstream in("foobar.gar");
        in >> a2;
 

-       lst syms;
-       syms = x, y;
+       lst syms = {x, y};

 
        ex ex1 = a2.unarchive_ex(syms, "foo");
        ex ex2 = a2.unarchive_ex(syms, "the second one");
 
        ex ex1 = a2.unarchive_ex(syms, "foo");
        ex ex2 = a2.unarchive_ex(syms, "the second one");

diff --git a/doc/examples/lanczos.cpp b/doc/examples/lanczos.cpp
index 627bb3f87865bb2c79174b0d0e3012fbaad4b124..dcad1cb80beda81865a62f510ca906f759b882e8 100644 (file)
--- a/doc/examples/lanczos.cpp
+++ b/doc/examples/lanczos.cpp
@@ -48,6 +48,7 @@
  * MA  02110-1301 USA
  */
 
  * MA  02110-1301 USA
  */
 

+#include <getopt.h>

 #include <vector>
 #include <cstddef> // for size_t
 #include <iostream>
 #include <vector>
 #include <cstddef> // for size_t
 #include <iostream>

diff --git a/doc/examples/mystring.cpp b/doc/examples/mystring.cpp
index bcbf96a889c84e748bce606bae5b18f48ad1a3d5..56c844d2cae5401afc801f43edb7807d1585db20 100644 (file)
--- a/doc/examples/mystring.cpp
+++ b/doc/examples/mystring.cpp
@@ -14,7 +14,7 @@ class mystring : public basic
        GINAC_DECLARE_REGISTERED_CLASS(mystring, basic)
 public:
        mystring(const string &s);
        GINAC_DECLARE_REGISTERED_CLASS(mystring, basic)
 public:
        mystring(const string &s);

-       ex eval(int level) const override;
+       ex eval() const override;

 private:
        string str;
 
 private:
        string str;
 


@@ -54,7 +54,7 @@ void mystring::do_print(const print_context &c, unsigned level) const
  * evaluation: all strings automatically converted to lowercase with
  * non-alphabetic characters stripped, and empty strings removed
  */
  * evaluation: all strings automatically converted to lowercase with
  * non-alphabetic characters stripped, and empty strings removed
  */

-ex mystring::eval(int level) const
+ex mystring::eval() const

 {
        string new_str;
        for (size_t i=0; i<str.length(); i++) {
 {
        string new_str;
        for (size_t i=0; i<str.length(); i++) {