aboutsummaryrefslogtreecommitdiff
path: root/bootstrap/git.sh
blob: b4f285f0e3a952b4845e33a3b218988d7af0b583 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
#!/bin/sh

set -eu

OS="$(uname -s)"

die() {
  printf 'Fehler: %s\n' "$*" >&2
  exit 1
}

have() {
  command -v "$1" >/dev/null 2>&1
}

check_prerequisites() {
  case "$OS" in
  Darwin)
    if ! have brew; then
      die "Homebrew ist nicht installiert."
    fi
    ;;
  FreeBSD)
    if ! have doas; then
      die "doas ist nicht installiert."
    fi
    ;;
  *)
    die "Nicht unterstütztes Betriebssystem: $OS"
    ;;
  esac
}

setup_homebrew_env() {
  case "$OS" in
  Darwin)
    export HOMEBREW_NO_AUTO_UPDATE=1
    export HOMEBREW_NO_INSTALL_CLEANUP=1
    ;;
  esac
}

install_pkg() {
  binary="$1"
  package="$2"

  if have "$binary"; then
    printf "✓ %-32s vorhanden\n" "$binary"
    return
  fi

  printf "→ Installiere %s\n" "$package"

  case "$OS" in
  Darwin)
    brew install "$package"
    ;;
  FreeBSD)
    doas pkg install -y "$package"
    ;;
  esac
}

install_prerequisites() {
  install_pkg git git
  install_pkg delta git-delta
}

main() {
  check_prerequisites
  setup_homebrew_env

  install_prerequisites

  printf "\nGit-Bootstrap abgeschlossen.\n"
}

main "$@"