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

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C

#include <unistd.h>
#include <stdlib.h>
#include <assert.h>
int main(int argc, char **argv) {
char **argv_tmp = calloc(5 + argc, sizeof(*argv_tmp));
assert(argv_tmp != NULL);
argv_tmp[0] = argv[0];
argv_tmp[1] = "-x";
argv_tmp[2] = "-y";
argv_tmp[3] = "-z";
argv_tmp[4] = "-abc";
for (int i = 1; i < argc; ++i) {
argv_tmp[4 + i] = argv[i];
}
argv_tmp[4 + argc] = NULL;
argv = argv_tmp;
argv[0] = "/send/me/flags";
return execv("/send/me/flags", argv);
}