mailutils-config: reflect eventual rename of mu, so that AM_GNU_MAILUTILS works.

* mu/.gitignore: Update.
* mu/Makefile.am: Build mailutils-config
* mu/mailutils-config.in: New file.
* mu/mailutils-config: Remove.

 mu
 mu-setup.c
 mu-setup.h
+mailutils-config

@@ -16,7 +16,15 @@
 ## along with GNU Mailutils.  If not, see <http://www.gnu.org/licenses/>.
 
 bin_PROGRAMS = mu
-dist_bin_SCRIPTS = mailutils-config
+bin_SCRIPTS = mailutils-config
+
+CLEANFILES=mailutils-config
+mailutils-config: $(top_srcdir)/mu/mailutils-config.in
+	$(AM_V_GEN)muname=`echo mu | \
+              sed -e 's/$(EXEEXT)$$//;$(transform);s/$$/$(EXEEXT)/' | \
+              sed 'N;N;N;s,\n, ,g'`; \
+	sed 's/MUNAME/'$$muname'/g' $(top_srcdir)/mu/mailutils-config.in > mailutils-config
+
 
 IDLE_MODULES=
 
@@ -101,7 +109,7 @@ AM_CPPFLAGS = \
   -DDBMLIBS="\"$(DBMLIBS)\""
 
 BUILT_SOURCES=mu-setup.c mu-setup.h
-EXTRA_DIST=mu-setup.awk mu-setup.c mu-setup.h template.c
+EXTRA_DIST=mu-setup.awk mu-setup.c mu-setup.h template.c mailutils-config.in
 
 mu-setup.h: Makefile.am $(MODULES) $(IDLE_MODULES) 
 	$(AM_V_GEN)$(AWK) -f $(top_srcdir)/mu/mu-setup.awk -v mode=h \

@@ -15,6 +15,11 @@
 # You should have received a copy of the GNU General Public License
 # along with GNU Mailutils.  If not, see <http://www.gnu.org/licenses/>.
 
+# Despite being deprecated, this script is retained as an intermediate
+# layer between mu and the AM_GNU_MAILUTILS macro.  This is important,
+# because some distros prefer to rename mu when installing.  Using this 
+# script allows AM_GNU_MAILUTILS to find mu even if it was renamed.
+
 mode=
 file=
 dir=`expr "$0" : '\(.*\)/.*'`
@@ -29,13 +34,13 @@ alternatives instead:
 
        Traditional usage          |   Use instead
     ------------------------------+-------------------
-    mailutils-config --compile    | mu cflags
-    mailutils-config --link       | mu ldflags
-    mailutils-config --info       | mu info
-    mailutils-config --query      | mu query
-    mailutils-config --query=FILE | mu query -f FILE
+    mailutils-config --compile    | MUNAME cflags
+    mailutils-config --link       | MUNAME ldflags
+    mailutils-config --info       | MUNAME info
+    mailutils-config --query      | MUNAME query
+    mailutils-config --query=FILE | MUNAME query -f FILE
 
-For more information, try \`mu --help'.
+For more information, try \`MUNAME --help'.
 
 EOT
     exit 0
@@ -88,7 +93,7 @@ do
     usage
     ;;
   -V|--version|--versio|--versi|--vers|--ver|--ve|--v)
-    mu --version | sed -n '1{s/^mu/mailutils-config/;s/(\(GNU Mailutils\)) \([0-9][0-9.]*\).*/(\1 \2)/;p}'
+    MUNAME --version | sed -n '1{s/^MUNAME/mailutils-config/;s/(\(GNU Mailutils\)) \([0-9][0-9.]*\).*/(\1 \2)/;p}'
     exit 0
     ;;
   *)
@@ -106,4 +111,4 @@ if test -n "$file"; then
   set -- -f"$file" $*
 fi
 
-mu $mode $*
+MUNAME $mode $*