nixpkgs/pkgs/test/make-binary-wrapper/env.c
2021-12-09 11:32:28 +00:00

15 lines
411 B
C

#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#define assert_success(e) do { if ((e) < 0) { perror(#e); abort(); } } while (0)
int main(int argc, char **argv) {
putenv("PART1=HELLO");
assert_success(setenv("PART2", "WORLD", 0));
assert_success(unsetenv("SOME_OTHER_VARIABLE"));
putenv("PART3=\"!!\n\"");
argv[0] = "/send/me/flags";
return execv("/send/me/flags", argv);
}