From 8890281c1a5968e6c2e3edd41864e4fa83ca78fe Mon Sep 17 00:00:00 2001
From: Adrian Ho <the.gromgit@gmail.com>
Date: Mon, 28 Jun 2021 23:45:32 +0800
Subject: [PATCH] barebones `brew test-fuse` script

---
 cmd/brew-test-fuse | 24 ++++++++++++++++
 lib/funcs.sh       | 72 ++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 96 insertions(+)
 create mode 100755 cmd/brew-test-fuse
 create mode 100644 lib/funcs.sh

diff --git a/cmd/brew-test-fuse b/cmd/brew-test-fuse
new file mode 100755
index 0000000..7613787
--- /dev/null
+++ b/cmd/brew-test-fuse
@@ -0,0 +1,24 @@
+#!/usr/bin/env bash
+#:`brew test-fuse`
+#:    Tests local FUSE installation
+
+. "$(dirname "$0")"/../lib/funcs.sh
+
+tmpdir=/tmp/fuse-test.$$
+mkdir -p "$tmpdir"
+trap 'rm -fr "$tmpdir"' EXIT
+
+[[ $(uname -s) == "Darwin" ]] || fatal "This script can only be run on macOS"
+
+cd "$tmpdir"
+eval "$(brew shellenv)"
+
+info "Checking for FUSE installation"
+cmd pkgutil --pkg-info io.macfuse.installer.components.core
+cmd pkgutil --lsbom io.macfuse.installer.components.core
+
+info "Test FUSE build"
+# Get the last FUSE 2.x lowlevel example file
+cmd curl -sOL https://raw.githubusercontent.com/libfuse/libfuse/46b9c3326d50aebe52c33d63885b83a47a2e74ea/example/hello_ll.c
+# Build it Homebrew-style
+cmd clang -D_FILE_OFFSET_BITS=64 -I/usr/local/include/fuse -L/usr/local/lib -g -O2 -Wall -o hello_ll hello_ll.c -lfuse -lpthread
diff --git a/lib/funcs.sh b/lib/funcs.sh
new file mode 100644
index 0000000..5d72e06
--- /dev/null
+++ b/lib/funcs.sh
@@ -0,0 +1,72 @@
+# string formatters
+if [[ -t 1 ]]; then
+  Tty_escape() { printf "\033[%sm" "$1"; }
+else
+  Tty_escape() { :; }
+fi
+Tty_mkbold() { Tty_escape "1;${1:-39}"; }
+Tty_red=$(Tty_mkbold 31)
+Tty_green=$(Tty_mkbold 32)
+Tty_brown=$(Tty_mkbold 33)
+Tty_blue=$(Tty_mkbold 34)
+Tty_magenta=$(Tty_mkbold 35)
+Tty_cyan=$(Tty_mkbold 36)
+Tty_white=$(Tty_mkbold 37)
+Tty_underscore=$(Tty_escape 38)
+Tty_bold=$(Tty_mkbold 39)
+Tty_reset=$(Tty_escape 0)
+
+# fatal: Report fatal error
+# USAGE: fatal <msg> ...
+fatal() {
+  echo "${Tty_red}${msg_prefix}FATAL ERROR:${Tty_reset} $*" >&2
+  exit 1
+}
+
+# error: Report error
+# USAGE: error <msg> ...
+error() {
+  echo "${Tty_red}${msg_prefix}ERROR:${Tty_reset} $*" >&2
+}
+
+# warn: Report warning
+# USAGE: warn <msg> ...
+warn() {
+  echo "${Tty_blue}${msg_prefix}Warning:${Tty_reset} $*" >&2
+}
+
+# info: Informational message
+# USAGE: info <msg> ...
+info() {
+  echo "${Tty_green}${msg_prefix}Info:${Tty_reset} $*" >&2
+}
+
+# need_progs: Checks for command dependencies
+# USAGE: need_progs <cmd> ...
+need_progs() {
+  local missing=()
+  local i
+  for i in "$@"; do
+    type -P "$i" &>/dev/null || missing+=("$i")
+  done
+  if [[ ${#missing[@]} -gt 0 ]]; then
+    fatal "Commands missing: ${missing[*]}"
+    exit 1
+  fi
+}
+
+# cmd: Show command being run
+# USAGE: cmd <cmd> ...
+cmd() {
+  echo "${Tty_cyan}>>> $*${Tty_reset}" >&2
+  command "$@"
+}
+
+# git_in: Run Git command in repo
+# USAGE: git_in <repo> <cmd> ...
+git_in() {
+  local repo=$1; shift
+  pushd "$repo" >/dev/null || fatal "Can't cd to '$repo'"
+  cmd git "$@"
+  popd >/dev/null
+}