GH-239: Rename bro to zeek, bro-config to zeek-config, and bro-path-dev to zeek-path-dev.

This also installs symlinks from "zeek" and "bro-config" to a wrapper
script that prints a deprecation warning.

The btests pass, but this is still WIP. broctl renaming is still
missing.

#239

zeek-config.in

@@ -0,0 +1,87 @@
+#!/bin/sh
+
+version=@VERSION@
+build_type=@CMAKE_BUILD_TYPE_LOWER@
+prefix=@CMAKE_INSTALL_PREFIX@
+script_dir=@BRO_SCRIPT_INSTALL_PATH@
+site_dir=@BRO_SCRIPT_INSTALL_PATH@/site
+plugin_dir=@BRO_PLUGIN_INSTALL_PATH@
+config_dir=@BRO_ETC_INSTALL_DIR@
+python_dir=@PY_MOD_INSTALL_DIR@
+cmake_dir=@CMAKE_INSTALL_PREFIX@/share/bro/cmake
+include_dir=@CMAKE_INSTALL_PREFIX@/include/bro
+bropath=@DEFAULT_BROPATH@
+bro_dist=@BRO_DIST@
+binpac_root=@ZEEK_CONFIG_BINPAC_ROOT_DIR@
+caf_root=@ZEEK_CONFIG_CAF_ROOT_DIR@
+broker_root=@ZEEK_CONFIG_BROKER_ROOT_DIR@
+
+usage="\
+Usage: zeek-config [--version] [--build_type] [--prefix] [--script_dir] [--site_dir] [--plugin_dir] [--config_dir] [--python_dir] [--include_dir] [--cmake_dir] [--bropath] [--bro_dist] [--binpac_root] [--caf_root] [--broker_root]"
+
+if [ $# -eq 0 ] ; then
+      echo "${usage}" 1>&2
+      exit 1
+fi
+
+while [ $# -ne 0 ]; do
+  case "$1" in
+  -*=*) optarg=`echo "$1" | sed 's/[-_a-zA-Z0-9]*=//'` ;;
+  *) optarg= ;;
+  esac
+
+  case $1 in
+    --version)
+      echo $version
+      ;;
+    --prefix)
+      echo $prefix
+      ;;
+    --build_type)
+      echo $build_type
+      ;;
+    --script_dir)
+      echo $script_dir
+      ;;
+    --site_dir)
+      echo $site_dir
+      ;;
+    --plugin_dir)
+      echo $plugin_dir
+      ;;
+    --config_dir)
+      echo $config_dir
+      ;;
+    --python_dir)
+      echo $python_dir
+      ;;
+    --cmake_dir)
+      echo $cmake_dir
+      ;;
+    --include_dir)
+      echo $include_dir
+      ;;
+    --bropath)
+      echo $bropath
+      ;;
+    --bro_dist)
+      echo $bro_dist
+      ;;
+    --binpac_root)
+      echo $binpac_root
+      ;;
+    --caf_root)
+      echo $caf_root
+      ;;
+    --broker_root)
+      echo $broker_root
+      ;;
+    *)
+      echo "${usage}" 1>&2
+      exit 1
+      ;;
+  esac
+  shift
+done
+
+exit 0