# HG changeset patch
# User Jordi Gutiérrez Hermoso <jordigh@octave.org>
# Date 1350056766 14400
# Node ID 3ae8c1ee7365ecf889234eca8301500e794e71c3
# Parent  f0dfdc7faa71b09a98977d4e087582918aab1dc3# Parent  dcd6fa8d3da2f33ed331251b028269a2729cc699
maint: periodic merge of stable to default

diff --git a/doc/interpreter/contrib.txi b/doc/interpreter/contrib.txi
diff --git a/etc/HACKING b/etc/HACKING
diff --git a/etc/README.MacOS b/etc/README.MacOS
diff --git a/etc/README.MinGW b/etc/README.MinGW
diff --git a/libinterp/interp-core/zfstream.cc b/libinterp/interp-core/zfstream.cc
--- a/libinterp/interp-core/zfstream.cc
+++ b/libinterp/interp-core/zfstream.cc
@@ -473,6 +473,11 @@
       if ((io_mode & std::ios_base::in) && way == std::ios_base::cur)
         computed_off += this->gptr () - this->egptr ();
 
+      // Handle tellg/tellp as a special case up front, no need to seek
+      // or invalidate get/put buffers
+      if (off == 0 && way == std::ios_base::cur)
+        return pos_type (gztell (file) + computed_off);
+
       if (way == std::ios_base::beg)
         ret = pos_type (gzseek (file, computed_off, SEEK_SET));
       else if (way == std::ios_base::cur)
diff --git a/libinterp/version.in.h b/libinterp/version.in.h
diff --git a/scripts/help/unimplemented.m b/scripts/help/unimplemented.m
diff --git a/scripts/miscellaneous/info.m b/scripts/miscellaneous/info.m
diff --git a/scripts/plot/subplot.m b/scripts/plot/subplot.m