pyrox.dev
1set -x
2
3export NIX_DEBUG=1
4
5source $stdenv/setup
6
7export NIX_ENFORCE_PURITY=1
8
9mkdir $out
10mkdir $out/bin
11
12cat > hello.c <<EOF
13#include <stdio.h>
14
15int main(int argc, char * * argv)
16{
17 printf("Hello World!\n");
18 return 0;
19}
20EOF
21
22#gcc -I/nix/store/foo -I /nix/store/foo -I/usr/lib -I /usr/lib hello.c -o $out/bin/hello
23gcc -I`pwd` -L /nix/store/abcd/lib -isystem /usr/lib hello.c -o $out/bin/hello
24
25$out/bin/hello
26
27cat > hello2.cc <<EOF
28#include <iostream>
29
30int main(int argc, char * * argv)
31{
32 std::cout << "Hello World!\n";
33 std::cout << VALUE << std::endl;
34 return 0;
35}
36EOF
37
38g++ hello2.cc -o $out/bin/hello2 -DVALUE="1 + 2 * 3"
39
40$out/bin/hello2
41
42ld -v