Inside Bitcoin

1#!/usr/bin/env bash
2
3export LC_ALL=C
4
5set -o errexit -o nounset -o pipefail -o xtrace
6
7write_env_var() {
8  local key="$1"
9  local value="$2"
10
11  if [[ -n "${GITHUB_ENV:-}" ]]; then
12    echo "${key}=${value}" >> "${GITHUB_ENV}"
13  else
14    export "${key}=${value}"
15  fi
16}
17
18write_output_var() {
19  local key="$1"
20  local value="$2"
21
22  if [[ -n "${GITHUB_OUTPUT:-}" ]]; then
23    echo "${key}=${value}" >> "${GITHUB_OUTPUT}"
24  else
25    echo "${key}=${value}"
26  fi
27}
28
29available_nproc() {
30  if command -v nproc >/dev/null 2>&1; then
31    nproc
32  else
33    sysctl -n hw.logicalcpu
34  fi
35}
36
37determine_parallelism() {
38  local multiplier="$1"
39  local available
40
41  available="$(available_nproc)"
42  write_env_var BUILD_PARALLEL "${available}"
43  write_env_var PARALLEL "$((available * multiplier))"
44}
45
46reset_ccache_stats() {
47  which ccache
48  ccache --version
49  ccache --zero-stats
50}
51
52show_ccache_stats() {
53  ccache --show-stats
54}
55
56install_apt_packages() {
57  sudo apt-get install --no-install-recommends -y "$@"
58}
59
60install_homebrew_packages() {
61  HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK=1 brew install --quiet "$@"
62}
63
64install_pip_packages() {
65  pip3 install "$@"
66}
67
68determine_host() {
69  local config_guess="${1:-./depends/config.guess}"
70  local output_key="${2:-host}"
71
72  write_output_var "${output_key}" "$("${config_guess}")"
73}
74
75ci_helpers_main() {
76  local command="${1:?missing command}"
77  shift
78
79  [[ "${command}" =~ ^[a-z_][a-z0-9_]*$ ]] || {
80    echo "Invalid command: ${command}" >&2
81    exit 1
82  }
83
84  if declare -F "${command}" >/dev/null; then
85    "${command}" "$@"
86  else
87    echo "Unknown command: ${command}" >&2
88    exit 1
89  fi
90}
91
92if [[ "${BASH_SOURCE[0]}" == "$0" ]]; then
93  ci_helpers_main "$@"
94fi
95