pkgs/test/make-binary-wrapper/env.c

   1 #include <unistd.h>
   2 #include <stdlib.h>
   3 #include <stdio.h>
   4
   5 #define assert_success(e) do { if ((e) < 0) { perror(#e); abort(); } } while (0)
   6
   7 int main(int argc, char **argv) {
   8     putenv("PART1=HELLO");
   9     assert_success(setenv("PART2", "WORLD", 0));
  10     assert_success(unsetenv("SOME_OTHER_VARIABLE"));
  11     putenv("PART3=\"!!\n\"");
  12     argv[0] = "/send/me/flags";
  13     return execv("/send/me/flags", argv);
  14 }