add bash completion based on zsh completion

diff --git a/misc/bash-completion b/misc/bash-completion
new file mode 100644 (file)
index 0000000..ac4d051
--- /dev/null
+++ b/misc/bash-completion
@@ -0,0 +1,25 @@
+# Copyright 2011 Google Inc. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Add the following to your .bashrc to tab-complete ninja targets
+#   . path/to/ninja/misc/bash-completion
+
+_ninja_target() {
+    local cur targets
+    cur="${COMP_WORDS[COMP_CWORD]}"
+    targets=$((ninja -t targets all 2>/dev/null) | awk -F: '{print $1}')
+    COMPREPLY=($(compgen -W "$targets" -- "$cur"))
+    return 0
+}
+complete -F _ninja_target ninja