// Copyright 2026 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT

package process

import (
	"os"
	"strconv"
)

func listPIDs() ([]int, error) {
	entries, err := os.ReadDir("/proc")
	if err != nil {
		return nil, err
	}
	var pids []int
	for _, entry := range entries {
		if pid, err := strconv.Atoi(entry.Name()); err == nil {
			pids = append(pids, pid)
		}
	}
	return pids, nil
}

func environment(pid int) ([]byte, error) {
	return os.ReadFile("/proc/" + strconv.Itoa(pid) + "/environ")
}