initial Dockerfile commit

Dockerfile

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+#use 32-bit ubuntu 12.04 required by valgrind. 64-bit has some known issues
+from shawn/ubuntu-precise-i386
+MAINTAINER David Liu <email4dliu@gmail.com>
+
+LABEL Description="Do your C/C++ development in Docker container. Based on Ubuntu, and added build-essential and valgrind so you can use g++/gcc/gdb/valgrind."
+
+
+#adds gcc valgrind
+run apt-get install -y build-essential valgrind 
+
+WORKDIR /app
+CMD /bin/bash

README.md

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+Dockerfiles for building with g++/gcc on Ubuntu with valgrind and gdb
+
+Getting Valgrind to work is a pain on non-Linux systems like Windows and MacOS. dliu/ubuntu-gcc-valgrind is an image that combines Valgrind with the normal build chains for C/C++ including gdb, gcc, g++, etc.
+
+
+

build.sh

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+# To build the image from Dockerfile, use this command:
+#docker build -t="dliu/valgrind" .
+

run.sh

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+# The workdir is set to be /app. Run your image mounting your 
+# application directory to /app like below:
+docker run --rm -it -v `pwd`:/app dliu/valgrind /bin/bash
+