[libxml2] Makefile.am: install examples more idiomatically

[Nick Wellnhofer <nwellnhof src gnome org>]

commit 54e3f74beead073e214add9d1b7e51f09a0d19a8
Author: David Seifert <soap gentoo org>
Date:   Wed Mar 30 16:51:13 2022 +0200

    Makefile.am: install examples more idiomatically

 Makefile.am | 23 ++---------------------
 1 file changed, 2 insertions(+), 21 deletions(-)
---
diff --git a/Makefile.am b/Makefile.am
index 57768dcd..83ca13c2 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -1266,27 +1266,8 @@ cmake_DATA = libxml2-config.cmake
 #
 # Install the tests program sources as examples 
 #
-EXAMPLES_DIR=$(docdir)/examples
-
-install-data-local: 
-       $(MKDIR_P) $(DESTDIR)$(docdir)
-       -$(INSTALL) -m 0644 $(srcdir)/Copyright $(DESTDIR)$(docdir)
-       $(MKDIR_P) $(DESTDIR)$(EXAMPLES_DIR)
-       -$(INSTALL) -m 0644 $(srcdir)/xmllint.c $(DESTDIR)$(EXAMPLES_DIR)
-       -$(INSTALL) -m 0644 $(srcdir)/testSAX.c $(DESTDIR)$(EXAMPLES_DIR)
-       -$(INSTALL) -m 0644 $(srcdir)/testHTML.c $(DESTDIR)$(EXAMPLES_DIR)
-       -$(INSTALL) -m 0644 $(srcdir)/testXPath.c $(DESTDIR)$(EXAMPLES_DIR)
-       @echo "If the documentation is installed, please also look at html/examples for more." > 
$(DESTDIR)$(EXAMPLES_DIR)/README
-
-uninstall-local:
-       rm -f $(DESTDIR)$(EXAMPLES_DIR)/README
-       rm -f $(DESTDIR)$(EXAMPLES_DIR)/testXPath.c
-       rm -f $(DESTDIR)$(EXAMPLES_DIR)/testHTML.c
-       rm -f $(DESTDIR)$(EXAMPLES_DIR)/testSAX.c
-       rm -f $(DESTDIR)$(EXAMPLES_DIR)/xmllint.c
-       rm -rf $(DESTDIR)$(EXAMPLES_DIR)
-       rm -f $(DESTDIR)$(docdir)/Copyright
-       rm -rf $(DESTDIR)$(docdir)
+examplesdir = $(docdir)/examples
+examples_DATA = xmllint.c testSAX.c testHTML.c testXPath.c
 
 tst: tst.c
        $(CC) $(CFLAGS) -Iinclude -o tst tst.c .libs/libxml2.a -lpthread -lm -lz -llzma