# HG changeset patch
# User Mike Miller <mtmiller@ieee.org>
# Date 1379763229 14400
# Node ID 2c2a6801cb575009c3dc891a9a00cacf7fd9effb
# Parent  b76b14e386b3f4e76200c54184ae192cfe4f8383
rundemos.m, runtests.m: Operate on .cc files (bug #40052)

* rundemos.m, runtests.m: Copy logic from a previous version of fntests
to operate on C++ source files for development use. Update docstrings.

diff -r b76b14e386b3 -r 2c2a6801cb57 scripts/testfun/rundemos.m
--- a/scripts/testfun/rundemos.m	Fri Sep 20 18:43:43 2013 -0400
+++ b/scripts/testfun/rundemos.m	Sat Sep 21 07:33:49 2013 -0400
@@ -20,6 +20,9 @@
 ## @deftypefn  {Function File} {} rundemos ()
 ## @deftypefnx {Function File} {} rundemos (@var{directory})
 ## Execute built-in demos for all function files in the specified directory.
+## Also executes demos in any C++ source files found in the directory, for
+## use with dynamically linked functions.
+##
 ## If no directory is specified, operate on all directories in Octave's
 ## search path for functions.
 ## @seealso{runtests, path}
@@ -62,7 +65,8 @@
   flist = readdir (directory);
   for i = 1:numel (flist)
     f = flist{i};
-    if (length (f) > 2 && strcmp (f((end-1):end), ".m"))
+    if ((length (f) > 2 && strcmpi (f((end-1):end), ".m")) ||
+        (length (f) > 3 && strcmpi (f((end-2):end), ".cc")))
       f = fullfile (directory, f);
       if (has_demos (f))
         try
diff -r b76b14e386b3 -r 2c2a6801cb57 scripts/testfun/runtests.m
--- a/scripts/testfun/runtests.m	Fri Sep 20 18:43:43 2013 -0400
+++ b/scripts/testfun/runtests.m	Sat Sep 21 07:33:49 2013 -0400
@@ -20,6 +20,8 @@
 ## @deftypefn  {Function File} {} runtests ()
 ## @deftypefnx {Function File} {} runtests (@var{directory})
 ## Execute built-in tests for all function files in the specified directory.
+## Also executes tests in any C++ source files found in the directory, for
+## use with dynamically linked functions.
 ##
 ## If no directory is specified, operate on all directories in Octave's
 ## search path for functions.
@@ -66,14 +68,15 @@
   fflush (stdout);
   for i = 1:numel (flist)
     f = flist{i};
-    if (length (f) > 2 && strcmpi (f((end-1):end), ".m"))
+    if ((length (f) > 2 && strcmpi (f((end-1):end), ".m")) ||
+        (length (f) > 3 && strcmpi (f((end-2):end), ".cc")))
       ff = fullfile (directory, f);
       if (has_tests (ff))
         print_test_file_name (f);
         [p, n, xf, sk] = test (ff, "quiet");
         print_pass_fail (n, p);
         fflush (stdout);
-      else
+      elseif (has_functions (ff))
         no_tests{end+1} = f;
       endif
     endif
@@ -84,6 +87,25 @@
   endif
 endfunction
 
+function retval = has_functions (f)
+  n = length (f);
+  if (n > 3 && strcmpi (f((end-2):end), ".cc"))
+    fid = fopen (f);
+    if (fid >= 0)
+      str = fread (fid, "*char")';
+      fclose (fid);
+      retval = ! isempty (regexp (str,'^(DEFUN|DEFUN_DLD)\>',
+                                      'lineanchors', 'once'));
+    else
+      error ("fopen failed: %s", f);
+    endif
+  elseif (n > 2 && strcmpi (f((end-1):end), ".m"))
+    retval = true;
+  else
+    retval = false;
+  endif
+endfunction
+
 function retval = has_tests (f)
   fid = fopen (f);
   if (fid >= 0)