tjh.dev
1#include <unistd.h>
2#include <stdlib.h>
3#include <assert.h>
4
5int main(int argc, char **argv) {
6 char **argv_tmp = calloc(4 + argc + 2 + 1, sizeof(*argv_tmp));
7 assert(argv_tmp != NULL);
8 argv_tmp[0] = argv[0];
9 argv_tmp[1] = "-x";
10 argv_tmp[2] = "-y";
11 argv_tmp[3] = "-z";
12 argv_tmp[4] = "-abc";
13 for (int i = 1; i < argc; ++i) {
14 argv_tmp[4 + i] = argv[i];
15 }
16 argv_tmp[4 + argc + 0] = "-foo";
17 argv_tmp[4 + argc + 1] = "-bar";
18 argv_tmp[4 + argc + 2] = NULL;
19 argv = argv_tmp;
20
21 argv[0] = "/send/me/flags";
22 return execv("/send/me/flags", argv);
23}