# GNU Guix --- Functional package management for GNU # Copyright © 2012, 2015, 2016 Ludovic Courtès # # This file is part of GNU Guix. # # GNU Guix is free software; you can redistribute it and/or modify it # under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 3 of the License, or (at # your option) any later version. # # GNU Guix is distributed in the hope that it will be useful, but # WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with GNU Guix. If not, see . # # Test the `guix download' command-line utility. # guix download --version # Make sure it fails here. guix download http://does.not/exist && false guix download unknown://some/where && false guix download /does-no
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#define _XOPEN_SOURCE 600

#include "config.h"

#include <cerrno>
#include <algorithm>
#include <vector>
#include <map>

#include <strings.h> // for strcasecmp

#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <dirent.h>
#include <fcntl.h>

#include "archive.hh"
#include "util.hh"


namespace nix {

static string archiveVersion1 = "nix-archive-1";

static string caseHackSuffix = "~nix~case~hack~";

PathFilter defaultPathFilter;


static void dumpContents(const Path & path, size_t size,
    Sink & sink)
{
    writeString("contents", sink);
    writeLongLong(size, sink);

    AutoCloseFD fd = open(path.c_str(), O_RDONLY);
    if (fd == -1) throw SysError(format("opening file `%1%'") % path);

    unsigned char buf[65536];
    size_t left = size;

    while (left > 0) {
        size_t n = left > sizeof(buf) ? sizeof(buf) : left;
        readFull(fd, buf, n);
        left -= n;
        sink(buf, n);
    }

    writePadding(size, sink);
}


static void dump(const Path & path, Sink & sink, PathFilter & filter)
{
    struct stat st;
    if (lstat(path.c_str(), &st)