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-rw-r--r--configure.in2
-rwxr-xr-xtools/mergedirs5
2 files changed, 5 insertions, 2 deletions
diff --git a/configure.in b/configure.in
index 977b9281..9f5baeb8 100644
--- a/configure.in
+++ b/configure.in
@@ -114,7 +114,7 @@ else
fi
AC_CONFIG_HEADER(sysdep/autoconf.h)
-AC_OUTPUT_COMMANDS(,[$srcdir/tools/mergedirs $srcdir $srcdir_rel $objdir $sysdep_dirs])
+AC_OUTPUT_COMMANDS(,[CPP="$CPP" $srcdir/tools/mergedirs $srcdir $srcdir_rel $objdir $sysdep_dirs])
AC_OUTPUT($makefiles)
cat >&AC_FD_MSG <<EOF
diff --git a/tools/mergedirs b/tools/mergedirs
index 7bc9109e..4196831b 100755
--- a/tools/mergedirs
+++ b/tools/mergedirs
@@ -4,6 +4,7 @@ if [ -z "$4" ] ; then
echo "Usage: mergedirs <src-dir> <src-dir-rel> <obj-dir> <list-of-dirs>"
exit 1
fi
+cpp=${CPP:-gcc -E}
SRCDIR=$1
shift
SRCREL=$1
@@ -19,7 +20,9 @@ shift
echo "Merging system-dependent modules ($@)"
MODULES=`for a in $@ ; do
- sed <$SRCDIR/$a/Modules "s@\\(.*\\)@\\1 $a/\\1@"
+ cat sysdep/autoconf.h $SRCDIR/$a/Modules |
+ $cpp -U unix - |
+ sed "/^[ ]*\$/d;/^#/d;s@\\(.*\\)@\\1 $a/\\1@"
done |
sort +0 -1 -u |
cut -d ' ' -f 2`