2006-03-17  Stepan Kasal  <address@hidden>

	* lib/autoconf/programs.m4 (AC_CHECK_PROG): Quote the parameter of
	  AC_SUBST.
	(_AC_PATH_PROG): Store the result to VARIABLE.
	(AC_PATH_PROG): No need to set VARIABLE again.

Index: lib/autoconf/programs.m4
===================================================================
RCS file: /cvsroot/autoconf/autoconf/lib/autoconf/programs.m4,v
retrieving revision 1.48
diff -u -r1.48 programs.m4
--- lib/autoconf/programs.m4	31 Dec 2005 16:44:22 -0000	1.48
+++ lib/autoconf/programs.m4	17 Mar 2006 15:50:46 -0000
@@ -122,7 +122,7 @@
 # -----------------------------------------------------
 AC_DEFUN([AC_CHECK_PROG],
 [_AC_CHECK_PROG($@)
-AC_SUBST($1)dnl
+AC_SUBST([$1])dnl
 ])
 
 
@@ -164,6 +164,7 @@
 [  test -z "$ac_cv_path_$1" && ac_cv_path_$1="$3"])dnl
   ;;
 esac])dnl
+$1=$ac_cv_path_$1
 if test -n "$$1"; then
   AC_MSG_RESULT([$$1])
 else
@@ -176,7 +177,7 @@
 # -----------------------------------------------------------------------
 AC_DEFUN([AC_PATH_PROG],
 [_AC_PATH_PROG($@)
-AC_SUBST([$1], [$ac_cv_path_$1])dnl
+AC_SUBST([$1])dnl
 ])