[libxml++] Fix even more silent 'make check'

[Kjell Ahlstedt <kjellahl src gnome org>]

commit 1583a494ea59ea1c595e62de0f5d583e8736eb61
Author: Kjell Ahlstedt <kjell ahlstedt bredband net>
Date:   Mon Jul 18 16:01:07 2016 +0200

    Fix even more silent 'make check'
    
    * examples/Makefile.am: Add $(AM_V_GEN) and $(AM_V_at) to 'echo' commands.
    Bug #768797

 examples/Makefile.am |   12 ++++++------
 1 files changed, 6 insertions(+), 6 deletions(-)
---
diff --git a/examples/Makefile.am b/examples/Makefile.am
index f73e285..4fc3d73 100644
--- a/examples/Makefile.am
+++ b/examples/Makefile.am
@@ -153,18 +153,18 @@ dist_noinst_DATA = \
 # Here it's necessary to specify parameters when the input file and the output
 # file are located in different directories.
 dom_read_write/make_check.sh: Makefile
-       echo '# Generated and used by "make check"' >$@
-       echo 'dom_read_write/dom_read_write "$(srcdir)/dom_read_write/example.xml" 
dom_read_write/example_output.xml >/dev/null' >>$@
-       chmod +x $@
+       $(AM_V_GEN)echo '# Generated and used by "make check"' >$@
+       $(AM_V_at)echo 'dom_read_write/dom_read_write "$(srcdir)/dom_read_write/example.xml" 
dom_read_write/example_output.xml >/dev/null' >>$@
+       $(AM_V_at)chmod +x $@
 
 script_template = cd "$(srcdir)/<!progname!>" && "$(abs_builddir)/<!progname!>/<!progname!>" >/dev/null
 standard_scripts = $(filter-out dom_read_write/make_check.sh,$(check_SCRIPTS))
 
 # All other script files are generated like so:
 $(standard_scripts): Makefile
-       echo '# Generated and used by "make check"' >$@
-       echo '$(subst <!progname!>,$(subst /make_check.sh,,$@),$(script_template))' >>$@
-       chmod +x $@
+       $(AM_V_GEN)echo '# Generated and used by "make check"' >$@
+       $(AM_V_at)echo '$(subst <!progname!>,$(subst /make_check.sh,,$@),$(script_template))' >>$@
+       $(AM_V_at)chmod +x $@
 
 CLEANFILES = \
   dom_read_write/example_output.xml \