Add support for gef.

bin/install_tool

@@ -237,6 +237,16 @@ case ${TOOL} in
     # capstone package is broken
     cp ${PY_PACKAGES}/usr/lib/*/dist-packages/capstone/libcapstone.so ${PY_PACKAGES}/capstone
     ;;
+  gef)
+    if ! which gdb > /dev/null 2>&1 ; then
+      echo 'No gdb available!' >/dev/stderr
+      exit 1
+    fi
+    mkdir -p ${DESTDIR}
+    download \
+      https://github.com/hugsy/gef/raw/master/gef.py \
+      ${DESTDIR}/gef.py
+    ;;
   *)
     echo "Unknown tool: ${TOOL}" >/dev/stderr
     echo "Options:" >/dev/stderr

dotfiles/gdbinit

@@ -26,9 +26,12 @@ end
 python
 import sys
 import os.path
+gef = os.path.expanduser('~/tools/gef/gef.py')
 pwndbg = os.path.expanduser('~/tools/pwndbg/gdbinit.py')
 peda = os.path.expanduser('~/.peda/peda.py')
-if os.path.isfile(pwndbg):
+if os.path.isfile(gef):
+  gdb.execute('source {}'.format(gef))
+elif os.path.isfile(pwndbg):
   sys.path.insert(0, os.path.expanduser('~/tools/pwndbg/vendor'))
   gdb.execute('source {}'.format(pwndbg))
 elif os.path.isfile(peda):