Re-enable Lua test and IRC notifications

.travis.yml

@@ -33,7 +33,7 @@ script:
 - python travis/lint.py
 - python travis/authors-rst.py
 - python travis/script-docs.py
-- python travis/script-syntax.py --ext=lua --cmd="luac5.3 -p" || true
+- python travis/script-syntax.py --ext=lua --cmd="luac5.3 -p"
 - python travis/script-syntax.py --ext=rb --cmd="ruby -c"
 - mkdir build-travis
 - cd build-travis
@@ -41,8 +41,8 @@ script:
 - make -j3
 notifications:
   email: false
-  # irc:
-  #   channels:
-  #     - "chat.freenode.net#dfhack"
-  #   on_success: change
-  #   on_failure: always
+  irc:
+    channels:
+      - "chat.freenode.net#dfhack"
+    on_success: change
+    on_failure: always

travis/build-lua.sh

@@ -8,8 +8,9 @@ LUA_TAR=$(basename "$LUA_URL")
 LUA_DIR="$LUA_ROOT/${LUA_TAR%.tar.*}"
 LUA_SHA1="a0341bc3d1415b814cc738b2ec01ae56045d64ef"
 
-echo $LUA_TAR
-echo $LUA_DIR
+echo LUA_ROOT $LUA_ROOT
+echo LUA_TAR $LUA_TAR
+echo LUA_DIR $LUA_DIR
 
 sha1() {
     python -c 'import hashlib, sys; print(hashlib.sha1(open(sys.argv[1],"rb").read()).hexdigest())' "$1"