Use := for PACKAGE_TARNAME, no reason for not doing so

MERGE TO STABLE

diff --git a/mk/config.mk.in b/mk/config.mk.in
index ba0fcc8..e0b9d3c 100644 (file)
--- a/mk/config.mk.in
+++ b/mk/config.mk.in
@@ -501,9 +501,6 @@ endif
 # On Windows this is a c:/foo/bar style path.
 FPTOOLS_TOP_ABS                = @hardtop@
 
-# This gets used in the default docdir
-PACKAGE_TARNAME = @PACKAGE_TARNAME@
-
 BIN_DIST_NAME=ghc-$(ProjectVersion)
 BIN_DIST_TOPDIR_REL=$(FPTOOLS_TOP)
 BIN_DIST_TOPDIR_ABS=$(FPTOOLS_TOP_ABS)
@@ -539,6 +536,9 @@ BIN_DIST_INST_DIR = $(FPTOOLS_TOP_ABS)/bindisttest/installed
 # string "${docdir}", not the value of docdir! This is crucial for the GNU
 # coding standards.
 
+# This gets used in the default docdir when autoconf >= 2.60 is used
+PACKAGE_TARNAME := @PACKAGE_TARNAME@
+
 prefix          := @prefix@
 
 # New autoconf (>= 2.60?) make a configure with a --datarootdir=DIR flag.