Add manylinux2014 x86_64/i686 (#215)

test/08_manylinuxXXXX_only/spam.c

@@ -0,0 +1,68 @@
+#include <Python.h>
+#include <malloc.h>
+
+#if !defined(__GLIBC_PREREQ)
+#error "Must run on a glibc linux environment"
+#endif
+
+#if !__GLIBC_PREREQ(2, 5)  /* manylinux1 is glibc 2.5 */
+#error "Must run on a glibc >= 2.5 linux environment"
+#endif
+
+static PyObject *
+spam_system(PyObject *self, PyObject *args)
+{
+    const char *command;
+    int sts = 0;
+
+    if (!PyArg_ParseTuple(args, "s", &command))
+        return NULL;
+
+#if defined(__GLIBC_PREREQ) && __GLIBC_PREREQ(2, 17)  /* manylinux2014 is glibc 2.17 */
+    // secure_getenv is only available in manylinux2014, ensuring
+    // that only a manylinux2014 wheel is produced
+    sts = (int)secure_getenv("NON_EXISTING_ENV_VARIABLE");
+#elif defined(__GLIBC_PREREQ) && __GLIBC_PREREQ(2, 10)  /* manylinux2010 is glibc 2.12 */
+    // malloc_info is only available on manylinux2010+
+    sts = malloc_info(0, stdout);
+#endif
+    if (sts == 0) {
+        sts = system(command);
+    }
+    return PyLong_FromLong(sts);
+}
+
+/* Module initialization */
+
+#if PY_MAJOR_VERSION >= 3
+    #define MOD_INIT(name) PyMODINIT_FUNC PyInit_##name(void)
+    #define MOD_DEF(m, name, doc, methods, module_state_size) \
+        static struct PyModuleDef moduledef = { \
+            PyModuleDef_HEAD_INIT, name, doc, module_state_size, methods, }; \
+        m = PyModule_Create(&moduledef);
+    #define MOD_RETURN(m) return m;
+#else
+    #define MOD_INIT(name) PyMODINIT_FUNC init##name(void)
+    #define MOD_DEF(m, name, doc, methods, module_state_size) \
+        m = Py_InitModule3(name, methods, doc);
+    #define MOD_RETURN(m) return;
+#endif
+
+static PyMethodDef module_methods[] = {
+    {"system", (PyCFunction)spam_system, METH_VARARGS,
+     "Execute a shell command."},
+    {NULL}  /* Sentinel */
+};
+
+MOD_INIT(spam)
+{
+    PyObject* m;
+
+    MOD_DEF(m,
+            "spam",
+            "Example module",
+            module_methods,
+            -1)
+
+    MOD_RETURN(m)
+}