Added dockerfile to run cpychecker in isolation

psycopg/config.h

@@ -195,13 +195,6 @@ static double round(double num)
 #define RAISES_NEG
 #endif
 
-#if defined(WITH_CPYCHECKER_NULL_RESULT_SETS_EXCEPTION_ATTRIBUTE)
-#define RAISES_NULL \
-    __attribute__((cpychecker_null_result_sets_exception))
-#else
-#define RAISES_NULL
-#endif
-
 #if defined(WITH_CPYCHECKER_SETS_EXCEPTION_ATTRIBUTE)
 #define RAISES \
     __attribute__((cpychecker_sets_exception))
@@ -209,6 +202,16 @@ static double round(double num)
 #define RAISES
 #endif
 
+/* these attributes are available in the psycopg2 branch of the clone:
+ * https://github.com/dvarrazzo/gcc-python-plugin */
+
+#if defined(WITH_CPYCHECKER_NULL_RESULT_SETS_EXCEPTION_ATTRIBUTE)
+#define RAISES_NULL \
+    __attribute__((cpychecker_null_result_sets_exception))
+#else
+#define RAISES_NULL
+#endif
+
 #if defined(WITH_CPYCHECKER_IGNORE_REFCOUNT_ATTRIBUTE)
 #define IGNORE_REFCOUNT \
     __attribute__((cpychecker_ignore_refcount))

scripts/cpychecker.Dockerfile

@@ -0,0 +1,36 @@
+# docker build  -f scripts/cpychecker.Dockerfile -t cpychecker scripts/
+# docker run --rm -ti --name cpychecker --volume `pwd`:/psycopg2 cpychecker
+
+FROM ubuntu:18.04
+
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
+    ca-certificates \
+    g++-6 \
+    gcc \
+    gcc-6-plugin-dev \
+    git \
+    libpq-dev \
+    make \
+    python-lxml \
+    python-pygments \
+    python-setuptools \
+    python-six \
+    python2.7 \
+    python2.7-dev \
+    && rm -rf /var/lib/apt/lists/*
+
+RUN git clone -b psycopg2 https://github.com/dvarrazzo/gcc-python-plugin.git
+WORKDIR /gcc-python-plugin
+ENV PYTHON=python2.7
+ENV PYTHON_CONFIG=python2.7-config
+ENV CC=gcc-6
+RUN make PYTHON_CONFIG=$PYTHON_CONFIG plugin
+
+# expected to be mounted
+WORKDIR /psycopg2
+ENV CC_FOR_CPYCHECKER=$CC
+ENV CC=/gcc-python-plugin/gcc-with-cpychecker
+
+CMD ["python2.7", "setup.py", "build"]
+# CMD ["sleep", "infinity"]