Migrated more stuff to doc/

Migrated the gpg regression tests.
Some changes tp the gpg code to fix bugs and
for the use in testing. 
make distcheck works now with gpg enabled.

tests/openpgp/defs.inc

@@ -0,0 +1,160 @@
+# definitions for the check scripts
+
+#--------------------------------
+#------ constants ---------------
+#--------------------------------
+
+# Note that usrpass1 is also used in Makefile.am
+usrname1="one"
+usrpass1="def"
+usrname2="two"
+usrpass2=""
+usrname3="three"
+usrpass3=""
+
+
+dsa_usrname1="pgp5"
+# we use the sub key because we do not yet have the logic to
+# to derive the first encryption key from a keyblock (I guess)
+dsa_usrname2="0xCB879DE9"
+
+dsa_keyrings="--keyring ./pubring.pkr --secret-keyring ./secring.skr"
+
+
+plain_files="plain-1 plain-2 plain-3"
+data_files="data-500 data-9000 data-32000 data-80000"
+exp_files=""
+
+# The testscripts expect the original language
+LANG=
+LANGUAGE=
+LC_ALL=
+LC_MESSAGES=
+
+# Internal use.
+defs_stop_on_error=no
+defs_error_seen=no
+
+#--------------------------------
+#------ utility functions -------
+#--------------------------------
+
+fatal () {
+    echo "$pgmname: fatal:" $* >&2
+    echo "$pgmname: fatal:" $* >&5
+    exit 1;
+}
+
+error () {
+    echo "$pgmname:" $* >&2
+    defs_error_seen=yes
+    echo "$pgmname:" $* >&5
+    if [ x$defs_stop_on_error != xyes ]; then
+      exit 1 
+    fi
+}
+
+# Call this at the start of a test and resume_error at the end to keep
+# on running all subtests without immediately exiting on error.
+suspend_error () {
+   defs_stop_on_error=yes
+}
+
+resume_error () {
+    if [ x$defs_error_seen = xyes ]; then
+        exit 1
+    fi
+    defs_stop_on_error=no
+    defs_error_seen=no
+}
+
+info () {
+    echo "$pgmname:" $* >&2
+    if [ -n "${verbose+set}" ]; then
+      echo "$pgmname:" $* >&5
+    fi
+}
+
+linefeed () {
+    echo >&2
+}
+
+
+echo_n_init=no
+echo_n () {
+  if test "$echo_n_init" = "no"; then
+    if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then
+      if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then
+	echo_n_n=
+	echo_n_c='
+'
+      else
+	echo_n_n='-n'
+	echo_n_c=
+      fi
+    else
+      echo_n_n=
+      echo_n_c='\c'
+    fi
+    echo_n_init=yes
+  fi
+  echo $echo_n_n "${1}$echo_n_c"
+}
+
+
+#cleanup () {
+#    rm $cleanup_files 2>/dev/null || true
+#    echo "#empty" >./gpg.conf
+#}
+
+
+#add_cleanup () {
+#    cleanup_files="$cleanup_files $*"
+#}
+
+have_pubkey_algo () {
+  if  ../../g10/gpg2 --homedir .  --version | grep "Pubkey:.*$1" >/dev/null
+  then
+	true
+  else
+	false
+  fi
+}
+
+have_cipher_algo () {
+  if  ../../g10/gpg2 --homedir .  --version | grep "Cipher:.*$1" >/dev/null
+  then
+	true
+  else
+	false
+  fi
+}
+
+have_hash_algo () {
+  if  ../../g10/gpg2 --homedir .  --version | grep "Hash:.*$1" >/dev/null
+  then
+	true
+  else
+	false
+  fi
+}
+
+set -e
+pgmname=`basename $0`
+#trap cleanup SIGHUP SIGINT SIGQUIT
+
+[ -z "$srcdir" ] && fatal "not called from make"
+
+# Make sure we have a valid option files even with VPATH builds.
+if [ -f ./gpg.conf ]; then
+  :
+elif [ -f $srcdir/gpg.conf.tmpl ]; then
+  cat $srcdir/gpg.conf.tmpl >gpg.conf
+fi
+
+GPG="../../g10/gpg2 --no-permission-warning --homedir . "
+
+exec 5>&2 2>${pgmname}.log
+
+:
+# end