Improved INSTALL file with local configured data

INSTALL → INSTALL.in

@@ -6,7 +6,7 @@ from a source tarball):
 Regardless of whether this is a git repo checkout or an extracted
 source tarball:
 
-  $ ./configure --prefix=/what/ever
+  $ ./configure --prefix=@prefix@
   $ make
   $ make check # optional
   $ make install
@@ -17,8 +17,8 @@ set the environment variable GIT_EXEC_PATH accordingly:
 
   $ git --exec-path
   /usr/libexec/git-core
-  $ export GIT_EXEC_PATH=/what/ever/libexec/ndim-git-utils:/usr/libexec/git-core
+  $ export "GIT_EXEC_PATH=@pkglibexecdir@:$(git --exec-path)"
   $ git --exec-path
-  /what/ever/libexec/ndim-git-utils:/usr/libexec/git-core
+  @pkglibexecdir@:/usr/libexec/git-core
   $ git amb --help # should come up with the git-amb(1) man page
 

Makefile.am

@@ -41,6 +41,21 @@ if HAVE_NDIM_MAN2TXT
 endif
 
 
+all-local: INSTALL
+
+CLEANFILES += INSTALL
+EXTRA_DIST += INSTALL.in
+INSTALL: $(top_srcdir)/INSTALL.in Makefile
+	$(SED) \
+		-e 's,[@]prefix@,$(prefix),g' \
+		-e 's,[@]pkglibexecdir@,$(pkglibexecdir),g' \
+		$(top_srcdir)/INSTALL.in > INSTALL
+
+dist-hook: dist-hook-rm-INSTALL-file
+dist-hook-rm-INSTALL-file:
+	rm -f "$(distdir)/INSTALL"
+
+
 UPLOAD_DIR = upload-dir
 ALL_UPLOAD_FILES = $(UPLOAD_FILES) $(distdir).tar.bz2
 upload: $(UPLOAD_FILES) dist tag

NEWS

@@ -1,3 +1,6 @@
+ndim-git-utils 1.22.x
+  - Improved INSTALL file with local configured data
+
 ndim-git-utils 1.22
   - non user visible changes and small fixes