Improve configure win32 link test to run from config.status.

Andrew Dunstan

configure

@@ -17974,6 +17974,12 @@ ac_config_files="$ac_config_files GNUmakefile src/Makefile.global"
 ac_config_links="$ac_config_links src/backend/port/dynloader.c:src/backend/port/dynloader/${template}.c src/backend/port/pg_sema.c:${SEMA_IMPLEMENTATION} src/backend/port/pg_shmem.c:${SHMEM_IMPLEMENTATION} src/include/dynloader.h:src/backend/port/dynloader/${template}.h src/include/pg_config_os.h:src/include/port/${template}.h src/Makefile.port:src/makefiles/Makefile.${template}"
 
 
+case $host_os in mingw*)
+ac_config_commands="$ac_config_commands default-1"
+
+	;;
+esac
+
 ac_config_headers="$ac_config_headers src/include/pg_config.h"
 
 
@@ -18359,6 +18365,9 @@ $config_headers
 Configuration links:
 $config_links
 
+Configuration commands:
+$config_commands
+
 Report bugs to <bug-autoconf@gnu.org>."
 _ACEOF
 
@@ -18441,7 +18450,14 @@ done
 
 _ACEOF
 
+cat >>$CONFIG_STATUS <<_ACEOF
+#
+# INIT-COMMANDS section.
+#
+
+
 
+_ACEOF
 
 
 
@@ -18459,6 +18475,7 @@ do
   "src/include/dynloader.h" ) CONFIG_LINKS="$CONFIG_LINKS src/include/dynloader.h:src/backend/port/dynloader/${template}.h" ;;
   "src/include/pg_config_os.h" ) CONFIG_LINKS="$CONFIG_LINKS src/include/pg_config_os.h:src/include/port/${template}.h" ;;
   "src/Makefile.port" ) CONFIG_LINKS="$CONFIG_LINKS src/Makefile.port:src/makefiles/Makefile.${template}" ;;
+  "default-1" ) CONFIG_COMMANDS="$CONFIG_COMMANDS default-1" ;;
   "src/include/pg_config.h" ) CONFIG_HEADERS="$CONFIG_HEADERS src/include/pg_config.h" ;;
   *) { { echo "$as_me:$LINENO: error: invalid argument: $ac_config_target" >&5
 echo "$as_me: error: invalid argument: $ac_config_target" >&2;}
@@ -18474,6 +18491,7 @@ if $ac_need_defaults; then
   test "${CONFIG_FILES+set}" = set || CONFIG_FILES=$config_files
   test "${CONFIG_HEADERS+set}" = set || CONFIG_HEADERS=$config_headers
   test "${CONFIG_LINKS+set}" = set || CONFIG_LINKS=$config_links
+  test "${CONFIG_COMMANDS+set}" = set || CONFIG_COMMANDS=$config_commands
 fi
 
 # Create a temporary directory, and hook for its removal unless debugging.
@@ -19155,6 +19173,76 @@ echo "$as_me: error: cannot link $ac_dest to $srcdir/$ac_source" >&2;}
    { (exit 1); exit 1; }; }
 done
 _ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF
+
+#
+# CONFIG_COMMANDS section.
+#
+for ac_file in : $CONFIG_COMMANDS; do test "x$ac_file" = x: && continue
+  ac_dest=`echo "$ac_file" | sed 's,:.*,,'`
+  ac_source=`echo "$ac_file" | sed 's,[^:]*:,,'`
+  ac_dir=`(dirname "$ac_dest") 2>/dev/null ||
+$as_expr X"$ac_dest" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+         X"$ac_dest" : 'X\(//\)[^/]' \| \
+         X"$ac_dest" : 'X\(//\)$' \| \
+         X"$ac_dest" : 'X\(/\)' \| \
+         .     : '\(.\)' 2>/dev/null ||
+echo X"$ac_dest" |
+    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
+  	  /^X\(\/\/\)[^/].*/{ s//\1/; q; }
+  	  /^X\(\/\/\)$/{ s//\1/; q; }
+  	  /^X\(\/\).*/{ s//\1/; q; }
+  	  s/.*/./; q'`
+  ac_builddir=.
+
+if test "$ac_dir" != .; then
+  ac_dir_suffix=/`echo "$ac_dir" | sed 's,^\.[\\/],,'`
+  # A "../" for each directory in $ac_dir_suffix.
+  ac_top_builddir=`echo "$ac_dir_suffix" | sed 's,/[^\\/]*,../,g'`
+else
+  ac_dir_suffix= ac_top_builddir=
+fi
+
+case $srcdir in
+  .)  # No --srcdir option.  We are building in place.
+    ac_srcdir=.
+    if test -z "$ac_top_builddir"; then
+       ac_top_srcdir=.
+    else
+       ac_top_srcdir=`echo $ac_top_builddir | sed 's,/$,,'`
+    fi ;;
+  [\\/]* | ?:[\\/]* )  # Absolute path.
+    ac_srcdir=$srcdir$ac_dir_suffix;
+    ac_top_srcdir=$srcdir ;;
+  *) # Relative path.
+    ac_srcdir=$ac_top_builddir$srcdir$ac_dir_suffix
+    ac_top_srcdir=$ac_top_builddir$srcdir ;;
+esac
+# Don't blindly perform a `cd "$ac_dir"/$ac_foo && pwd` since $ac_foo can be
+# absolute.
+ac_abs_builddir=`cd "$ac_dir" && cd $ac_builddir && pwd`
+ac_abs_top_builddir=`cd "$ac_dir" && cd $ac_top_builddir && pwd`
+ac_abs_srcdir=`cd "$ac_dir" && cd $ac_srcdir && pwd`
+ac_abs_top_srcdir=`cd "$ac_dir" && cd $ac_top_srcdir && pwd`
+
+
+  { echo "$as_me:$LINENO: executing $ac_dest commands" >&5
+echo "$as_me: executing $ac_dest commands" >&6;}
+  case $ac_dest in
+    default-1 )
+# Links sometimes fail undetected on Mingw -
+# so here we detect it and warn the user
+for FILE in "$CONFIG_LINKS"
+ do
+	# test -e works for symlinks in the MinGW console
+	# We can't call AC_MSG_WARN from here, so we expand it
+	test -e `expr "$FILE" : '\(^:*\)'` || { echo "$as_me:$LINENO: WARNING: *** link for $FILE - please fix by hand" >&5
+echo "$as_me: WARNING: *** link for $FILE - please fix by hand" >&2;}
+ done
+ ;;
+  esac
+done
+_ACEOF
 
 cat >>$CONFIG_STATUS <<\_ACEOF
 
@@ -19183,15 +19271,3 @@ if test "$no_create" != yes; then
 fi
 
 
-# Links sometimes fail undetected on Mingw -
-# so here we detect it and warn the user
-case $host_os in mingw*)
-for FILE in "$CONFIG_LINKS"
- do
-	# test -e works for symlinks in the MinGW console
-	test -e `expr "$FILE" : '\(^:*\)'` || { echo "$as_me:$LINENO: WARNING: *** link for $FILE - please fix by hand" >&5
-echo "$as_me: WARNING: *** link for $FILE - please fix by hand" >&2;}
- done
-	;;
-esac
-

configure.in

 dnl Process this file with autoconf to produce a configure script.
-dnl $PostgreSQL: pgsql/configure.in,v 1.348 2004/05/13 22:59:14 momjian Exp $
+dnl $PostgreSQL: pgsql/configure.in,v 1.349 2004/05/17 19:14:47 momjian Exp $
 dnl
 dnl Developers, please strive to achieve this order:
 dnl
@@ -1236,22 +1236,26 @@ AC_CONFIG_LINKS([
   src/Makefile.port:src/makefiles/Makefile.${template}
 ])
 
-AC_CONFIG_HEADERS([src/include/pg_config.h],
-[
-# Update timestamp for pg_config.h (see Makefile.global)
-echo >src/include/stamp-h
-])
-
-AC_OUTPUT
-
+case $host_os in mingw*)
+AC_OUTPUT_COMMANDS([
 # Links sometimes fail undetected on Mingw - 
 # so here we detect it and warn the user
-case $host_os in mingw*)
 for FILE in "$CONFIG_LINKS"
  do
 	# test -e works for symlinks in the MinGW console
-	test -e `expr "$FILE" : '\([^:]*\)'` || AC_MSG_WARN([*** link for $FILE - please fix by hand])
+	# We can't call AC_MSG_WARN from here, so we expand it
+	test -e `expr "$FILE" : '\(^:*\)'` || { echo "$as_me:$LINENO: WARNING: *** link for $FILE - please fix by hand" >&5
+echo "$as_me: WARNING: *** link for $FILE - please fix by hand" >&2;}
  done
+])
 	;;
 esac
 
+AC_CONFIG_HEADERS([src/include/pg_config.h],
+[
+# Update timestamp for pg_config.h (see Makefile.global)
+echo >src/include/stamp-h
+])
+
+AC_OUTPUT
+