Add pg-config utility that stores some configuration parameters other

packages can use to configure their build.

E.g.,
$ pg-config --libdir
/usr/local/pgsql/lib

`pg-config --configure' stores the configure command line.

src/bin/Makefile

@@ -4,7 +4,7 @@
 #
 # Copyright (c) 1994, Regents of the University of California
 #
-# $Header: /cvsroot/pgsql/src/bin/Makefile,v 1.29 2000/07/19 16:29:53 petere Exp $
+# $Header: /cvsroot/pgsql/src/bin/Makefile,v 1.30 2000/08/26 13:08:15 petere Exp $
 #
 #-------------------------------------------------------------------------
 
@@ -13,7 +13,7 @@ top_builddir = ../..
 include ../Makefile.global
 
 DIRS := initdb initlocation ipcclean pg_ctl pg_dump pg_id \
-	pg_passwd psql scripts
+	pg_passwd psql scripts pg-config
 
 ifdef MULTIBYTE
 DIRS += pg_encoding

src/bin/pg-config/Makefile

@@ -0,0 +1,31 @@
+# $Header: /cvsroot/pgsql/src/bin/pg-config/Attic/Makefile,v 1.1 2000/08/26 13:08:16 petere Exp $
+
+subdir = src/bin/pg-config
+top_builddir = ../../..
+include $(top_builddir)/src/Makefile.global
+
+all: pg-config
+
+pg-config: pg-config.sh $(top_builddir)/config.status $(top_builddir)/src/Makefile.global Makefile
+	rm -f $@ $@.tmp
+	configure=`sed -n '7s,^# [^ ]*configure *,,p' $(top_builddir)/config.status` && \
+	sed -e 's,@bindir@,$(bindir),g' \
+	    -e 's,@includedir@,$(includedir),g' \
+	    -e 's,@libdir@,$(libdir),g' \
+	    -e "s,@configure@,$$configure,g" \
+	    -e 's,@version@,$(VERSION),g' \
+	  $< >$@.tmp
+	chmod a+x $@.tmp
+	mv $@.tmp $@
+
+install: all installdirs
+	$(INSTALL_SCRIPT) pg-config $(bindir)/pg-config
+
+installdirs:
+	$(mkinstalldirs) $(bindir)
+
+uninstall:
+	rm -f $(bindir)/pg-config
+
+clean distclean maintainer-clean:
+	rm -f pg-config

src/bin/pg-config/pg-config.sh

@@ -0,0 +1,70 @@
+#! /bin/sh
+
+# This shell script saves various pieces of information about the
+# installed version of PostgreSQL.  Packages that interface to
+# PostgreSQL can use it to configure their build.
+#
+# Author:  Peter Eisentraut <peter_e@gmx.net> 
+# Public domain
+
+# $Header: /cvsroot/pgsql/src/bin/pg-config/Attic/pg-config.sh,v 1.1 2000/08/26 13:08:16 petere Exp $
+
+me=`basename $0`
+
+# stored configuration values
+val_bindir='@bindir@'
+val_includedir='@includedir@'
+val_libdir='@libdir@'
+val_configure='@configure@'
+val_version='@version@'
+
+help="\
+$me provides information about the installed version of PostgreSQL.
+
+Usage: $me --bindir | --includedir | --libdir | --configure | --version
+
+Operation modes:
+  --bindir      show location of user executables
+  --includedir  show location of C header files
+  --libdir      show location of object code libraries
+  --configure   show options given to \`configure' script when
+                PostgreSQL was built
+  --version     show PostgreSQL version and exit
+
+Report bugs to <pgsql-bugs@postgresql.org>."
+
+advice="\
+Try \`$me --help' for more information."
+
+if test $# -eq 0 ; then
+    echo "$me: argument required"
+    echo "$advice"
+    exit 1
+fi
+
+show=
+
+for opt
+do
+    case $opt in
+        --bindir)       show="$show \$val_bindir";;
+        --includedir)   show="$show \$val_includedir";;
+        --libdir)       show="$show \$val_libdir";;
+        --configure)    show="$show \$val_configure";;
+
+	--version)      echo "PostgreSQL $val_version"
+                        exit 0;;
+	--help|-\?)     echo "$help"
+                        exit 0;;
+        *)              echo "$me: invalid argument: $opt"
+                        echo "$advice"
+                        exit 1;;
+    esac
+done
+
+for thing in $show
+do
+    eval "echo $thing"
+done
+
+# end of pg-config