Fix potential cache corruption on command failure.
treeaa904198177a0eaec88edf6abfa5870f0d9b517b
-rw-r--r-- 17989 COPYING
-rw-r--r-- 15749 INSTALL
-rw-r--r-- 630 KnownBugs
-rw-r--r-- 518 Makefile.am
-rw-r--r-- 11584 NEWS
-rw-r--r-- 4742 README
-rw-r--r-- 136 THANKS
-rw-r--r-- 1915 TODO
-rw-r--r-- 11023 acinclude.m4
-rwxr-xr-x 2443 autogen.sh
-rw-r--r-- 9861 configure.ac
drwxr-xr-x - debian
drwxr-xr-x - doc
drwxr-xr-x - m4
drwxr-xr-x - po
drwxr-xr-x - src
drwxr-xr-x - tests