bootstrap: sync from coreutils again

* build-aux/bootstrap: Remove dangling m4/*.m4 symlinks.

Signed-off-by: Jim Meyering <meyering@redhat.com>

diff --git a/ChangeLog b/ChangeLog
index b0040fb..5bb4cd1 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2008-03-02  Jim Meyering  <meyering@redhat.com>
+
+       bootstrap: sync from coreutils again
+       * build-aux/bootstrap: Remove dangling m4/*.m4 symlinks.
+
 2008-03-01  Jim Meyering  <meyering@redhat.com>
 
        bootstrap: sync from coreutils

diff --git a/build-aux/bootstrap b/build-aux/bootstrap
index d68d3f4..cf6b73b 100755 (executable)
--- a/build-aux/bootstrap
+++ b/build-aux/bootstrap
@@ -546,6 +546,16 @@ if test -f $mam_template; then
   done
 fi
 
+# Remove any dangling symlink matching "*.m4" in the gnulib-populated
+# $m4_base directory, since such a file would cause aclocal to fail.
+# The following requires GNU find 4.2.3 or newer.  Considering the usual
+# portability constraints of this script, that may seem a very demanding
+# requirement, but it should be ok.  Ignore any failure, which is fine,
+# since this is only a convenience to help developers avoid the relatively
+# unusual case in which a symlinked-to .m4 file is git-removed from gnulib
+# between successive runs of this script.
+find "$m4_base" -name '*.m4' -depth -type l -xtype l -delete > /dev/null 2>&1
+
 # Reconfigure, getting other files.
 
 for command in \