#!/bin/sh

PYVER=${PYVER:-3.8}

echo "testing bpo-14916 for python${PYVER}"


cat <<END > test-bpo-14916.c
#include <stdio.h>
#include <stdlib.h>

#define PY_SSIZE_T_CLEAN
#include <Python.h>

#define MAX 1024
char buf[MAX];

#define TEST_CODE "file_io"

int
main(int argc, char *argv[])
{
    wchar_t *program = Py_DecodeLocale(argv[0], NULL);
    if (program == NULL) {
        fprintf(stderr, "Fatal error: cannot decode argv[0]\n");
        exit(1);
    }
    Py_SetProgramName(program);  /* optional but recommended */
    Py_Initialize();

    FILE *one_file = fopen(TEST_CODE,"w+");

    setenv("BPO14916","FOUND!",1);

    fputs("__import__('os').environ['BPO14916']='not present'\n", one_file);

    fflush(one_file);
    fclose(one_file);



    one_file = fopen(TEST_CODE, "r");
    int line =  0;

    if (one_file) {
        while( fgets(&buf[0], MAX, one_file) ) {
            fprintf( stderr, "%d: %s",++line, buf );
        }


        rewind(one_file);
        int res = PyRun_InteractiveOne( one_file, TEST_CODE);

       fclose(one_file);
    } else {
        fprintf( stderr, "IO error\n");
    }


    printf("\nStatus of bug 14916 : %s\n\n", getenv("BPO14916") );

    if (Py_FinalizeEx() < 0) {
        exit(120);
    }
    PyMem_RawFree(program);
    return 0;
}

END

gcc -o test-bpo-14916 test-bpo-14916.c -I/usr/local/include/python${PYVER} -L/usr/local/lib -lpython${PYVER} -lpthread -ldl -lm -lutil

echo i_should_not_be_parsed | ./test-bpo-14916