Included backup utility with fksetup.sh

This introduces gcc as a requirement, but well, this is linux only, and
no linux user with respect for themselves have a machine without gcc.

The upcoming java gui utility will make these obsolete anyway,
except for people like me who prefer xterm anyway.

finalkeybackup.c

@@ -227,7 +227,7 @@ int main(int argc, char** argv)
 
   if( argc != 4  && argc != 3)
   {
-    printf("Usage: ./finalkeybackup ACTION FILE [TTYDEVICE]\n"
+    printf("Usage: finalkeybackup ACTION FILE [TTYDEVICE]\n"
 	   "       ACTION - backup or restore\n"
 	   "       FILE   - The file to export into or import from.\n"
 	   "       TTYDEVICE - Device file, defaults to /dev/FinalKey (Optional)\n"

fksetup.sh

@@ -1,39 +1,52 @@
 #!/bin/bash
 
+UDEVNAME=/etc/udev/rules.d/80-FinalKey.rules
+BINNAME=/usr/bin/finalkey
+BCKBINNAME=/usr/bin/finalkeybackup
+ICONNAME=/usr/share/pixmaps/finalkey.png
+XICONNAME=/usr/share/pixmaps/finalkey.xbm
+DESKTOPNAME=/usr/share/applications/finalkey.desktop
+
 if !which minicom &> /dev/null
 then
-  UNMET="minicom "
+  UNMET="  minicom\n"
 fi
 
 if !which xterm &> /dev/null
 then
-  UNMET=$UNMET"xterm "
+  UNMET=$UNMET"  xterm\n"
 fi
 
 if !which setsid &> /dev/null
 then
-  UNMET=$UNMET"setsid "
+  UNMET=$UNMET"  setsid\n"
 fi
 
 if !which gunzip &> /dev/null
 then
-  UNMET=$UNMET"gzip "
+  UNMET=$UNMET"  gzip\n"
 fi
 
 if !which base64 &> /dev/null
 then
-  UNMET=$UNMET"base64/coreutils "
+  UNMET=$UNMET"  base64/coreutils\n"
 fi
 
 if !which lsof &> /dev/null
 then
-  UNMET=$UNMET"lsof "
+  UNMET=$UNMET"  lsof\n"
+fi
+
+if !which gcc &> /dev/null
+then
+  UNMET=$UNMET"  gcc (Debian/Ubuntu: build-essential, Archlinux: base-devel)"
+
 fi
 
 if [ "$UNMET" != "" ]
 then
-  echo "Before installing The Final Key, please install the following:"
-  echo "$UNMET"
+  echo "There are unmet dependencies, please install:"
+  echo -e "$UNMET"
   echo "Installation aborted."
   exit 1
 fi
@@ -50,29 +63,80 @@ else
   fi
 fi
 
-UDEVNAME=/etc/udev/rules.d/80-FinalKey.rules
-BINNAME=/usr/bin/finalkey
-ICONNAME=/usr/share/pixmaps/finalkey.png
-XICONNAME=/usr/share/pixmaps/finalkey.xbm
-DESKTOPNAME=/usr/share/applications/finalkey.desktop
-
-echo SUBSYSTEMS==\"usb\", KERNEL==\"ttyACM*\", ATTRS{idVendor}==\"2341\", ATTRS{idProduct}==\"8036\",SYMLINK+=\"FinalKey\",GROUP=\"$1\" OWNER=\"$1\" > $UDEVNAME
-
+#The base64 encoded data that putFile takes as first argument are created with: gzip -c THEFILENAME | base64
 function putFile
 {
   echo $1 | base64 -d | gunzip > $2
 }
 
-#The binaries are created with: gzip -c THEFILENAME | base64
+#Source code for the backup utility, how elegant!
+putFile H4sICPMtf1MAA2ZpbmFsa2V5YmFja3VwLmMAxVprU9tI1v6Mf0XDVsDOGttAJpXAOFXEwA67DKSA\
+LDMvIZQstWwtsuRVSzjeSfa373NOd+tmc0lqt14qAbvV5/S531rdlw3xUpwEroyU3BVXl0cfTkRTjNN0utvtzmazziz1p2EnkmlXtGjve8e9y6YijeNQ+HEi3EQ6aRCNhBN5IpEqjRP6NuRtqkMgl2Mp\
+4iydZqnwg1CKQInAk1EauE4IRCLFcxm5yXyaSk9IOU3iSVvIL66cpnxGHEnC43hekAZxBKjhPJU42n0j3LF071Q2EfJeJnOxs83P9MGH9zIC9jgbjfmQGhH5mW0RpLSg0iSORuEcJ91DJB4RRwzx6ekY\
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+LiEyWnbnQ5mo1AnvZNLx7ro+kXIn590xkIGCrtgU+ynTkQYTSae58WQSpIa8QLW1fJxCtOBK3EU4j3gcO/cSbEEXwyS+kxEEBsZTEUpHpfgMnEq6WRKkJCXs0tpW0Kr0crYvSf5ZGoS0beLMydiyMCVt\
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+RAZdqelsBvkSr9dMA0jYviFN0RaiQbrpAgqcvgHMIxnJxAlDtmGYpVJdq1+WL3E/11u9GCu5ypaqbZjAKWg/DFKSmz2lsZx/+MzEGUkyKa0GIMGJubExlinsZhYn2m5WKPQY+M14Ci4ofnAAilLJgpfk\
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+EBqwrRrY++eBbdfADp8As3A7Nbi/PO+4VzWw4+eB/VQDO30e2Osa2E0BxmpguNJNqdC18Er1fQl+rRK9CIq1KLellf92SMx9GoGj7tL2DtcG4mXmtFUxJ+asSN3WJ5gKSuCvdQIXAR3uGwcvkiwHL3pi\
+2hj7naU7/HlnOx+8a38Z3tB1GnOjB95DIkDv7vd3dsrVkn0TrGUUg06H31rTqKgGaD2Q0exQFJlM3yT5KG/0u96GsaX54sH89pjIOUnR1Xr+kpBmnt5fg2Gx/CxXK4UxreS2tDStzUqVueR3HmtG9aSa\
+t5dFDfGDYUMsiRtPBYAH4sZTHvlQ3Dj4sbhR8uSyqy6T6fL3v/7XLluo0vwtpauyZSD30/DRK6WoRbTVwuWpAuBb4z852tonAjYAAA== "/tmp/fkbck.c"
+
+if ! gcc --std=c99 -o "$BCKBINNAME" "/tmp/fkbck.c"
+then
+  echo
+  echo "Could not build the backup utility."
+  echo "When the problem is resolved, re-run $0 to enable backup."
+  echo "The installation will continue, but the backup feature will not work."
+else
+  chown $1 $BCKBINNAME 
+  chmod u+x $BCKBINNAME
+fi
+rm -f /tmp/fkbck.c
 
 # The "finalkey" script which opens an xterm with minicom in it.
-putFile H4sICLkMf1MAA2ZpbmFsa2V5AL2SwUrDQBRF9/mK27GkoKTT0p1QRajdFMRFcdMITpKXZuhkUjJT\
-TcCP96WN0ApuXBhmEV4ec+855GogE21lolwRLFeLx5f5W00qM9ruIDN6l0ttlVlR+xboHBsM7zGY\
-Y4LXwBdkA6DxVJeIki1qyhDlWyRGpTtEa4inyiOtrKXUUyZwozSihrdH15rHz7op1f4W8uBq6QpV\
-k9wfR07mXeiO2nGTlCNEBEFpUXUvsYhjezqI48lstpmW4GddEI5VwV2hHex5NnwF7gvXOk/luL9C\
-IAzhDNEe04kIyDhiIMY0rsoRWXxiW/PH4VEMwruTEXswhvd6/nMDvE32h4MH0/ls/9FDTR2/6nMV\
-i+DZd76ubCfjQtcvPoDeCODIO52dkfZ8TPpRaE9/R2JDF11EB1dqy7dwEqMuLn9DhFwo1wGf4AtK\
-A3xFvAIAAA== $BINNAME
+putFile H4sICJInf1MAA2ZpbmFsa2V5AL2UXYvaQBSG7/MrXmeDCy0xWu8KtpTuSpctpbTSG13YMZ6YwWQS\
+MslWwR+/Z+Koia03vegQZL7Ox/ucOd70wqXS4VKaxJs+3t3/mjyXJFep0huEK3oJp0rL9JF2z56K\
+MYf/Eb0JhnjyqoS0B2wrKjMEyzVKWiGI11imMtogmEF8yytEudYUVbQSeCsVgi3fvn2jePu72may\
+eI+wNmVoEllSWDRbJoxt0A3tBttldouAIChKcjtZiMVCHz4sFsPxeD7KwGOWEJpUwblCGeh2bFQ5\
+OF+YnakoGzgXAv0+TEpUYDQUHqWGWBDLTE0eI9DYY13yod+AQf/DgYiu05TvOf1tAnyb9AWDT6nl\
+ufuPHEqy+qWLKxkE7x3jq1xbGB1cV3gAjkjDZA7hjwQmE4gla6sLgSfs9+39kkyVl8QHjdEJUGPf\
+w+9ERQmOkg5OLqFe2HEKVq+w6ToDqVdwgRDXulHEanllK660qWSacsWtzoQ5ZDJKlKaBuHD5cLiJ\
+dRQ5n0FZa8QbQ1VdDEzSMtiqCiO3jJWbnNYdPf4I/jv44/Yli/GI8Ebww6KmgS60Nmm15+JcpC+U\
+FqJzFnRG9+ycFDojwOfDI/jzBVx14GRNH77eWwc/5cupEuzEbl+3PZapMQ7wwy2deVzm2V8cHOdn\
+5ifiXBmjVq1+c13G/cZvq6J/b6xZGzbzELbFMqXZC0fihrvr/hmif86Mf/jzXgFrabSgSQUAAA== $BINNAME
 chown $1 $BINNAME
 chmod u+x $BINNAME
 
@@ -99,7 +163,11 @@ ZJX+ANcr2UOtKXrUWBhumMm6F5lTZExmog5DyZlY7QVl2VDIVGxtK7KYjIyBBMY3efv8DevXX33h\
 f+0qBxhQKRSJ1OzZTftZY4raAT4+IJanjgAAAA== $DESKTOPNAME
 chmod a+r $DESKTOPNAME
 
-echo -e "\nThe following files were installed:\n$ICONNAME\n$XICONNAME\n$DESKTOPNAME\n$BINNAME\n$UDEVNAME\n"
+#The udev file
+echo SUBSYSTEMS==\"usb\", KERNEL==\"ttyACM*\", ATTRS{idVendor}==\"2341\", ATTRS{idProduct}==\"8036\",SYMLINK+=\"FinalKey\",GROUP=\"$1\" OWNER=\"$1\" > $UDEVNAME
+
+
+echo -e "\nThe following files were installed:\n$ICONNAME\n$XICONNAME\n$DESKTOPNAME\n$BINNAME\n$BCKBINNAME\n$UDEVNAME\n"
 
 if which systemctl &> /dev/null
 then