wroclaw-git-backups/nix
1
0
Fork 0
mirror of https://github.com/NixOS/nix synced 2025-07-02 09:21:47 +02:00
Code Activity

Drop libbz2 / zlib / lzma dependency + style fixes

Browse source
This commit is contained in:
Eelco Dolstra 2021-04-15 13:51:00 +02:00
parent 6fb7582413
commit 15f4d4fd43
8 changed files with 69 additions and 66 deletions
Download patch file Download diff file Expand all files Collapse all files

37
src/libutil/tarfile.cc
View file

@ -5,38 +5,41 @@
#include "tarfile.hh"
namespace nix {
static int callback_open(struct archive *, void *self) {
static int callback_open(struct archive *, void * self)
{
return ARCHIVE_OK;
}
static ssize_t callback_read(struct archive * archive, void * _self, const void * * buffer) {
TarArchive *self = (TarArchive *)_self;
static ssize_t callback_read(struct archive * archive, void * _self, const void * * buffer)
{
auto self = (TarArchive *) _self;
*buffer = self->buffer.data();
try {
return self->source->read((char *) self->buffer.data(), 4096);
} catch (EndOfFile &) {
return 0;
} catch (std::exception &err) {
} catch (std::exception & err) {
archive_set_error(archive, EIO, "Source threw exception: %s", err.what());
return -1;
}
}
static int callback_close(struct archive *, void *self) {
static int callback_close(struct archive *, void * self)
{
return ARCHIVE_OK;
}
void TarArchive::check(int err, const char *reason)
void TarArchive::check(int err, const std::string & reason)
{
if (err == ARCHIVE_EOF)
throw EndOfFile("reached end of archive");
else if (err != ARCHIVE_OK)
throw Error(reason, archive_error_string(this->archive));
}
if (err == ARCHIVE_EOF)
throw EndOfFile("reached end of archive");
else if (err != ARCHIVE_OK)
throw Error(reason, archive_error_string(this->archive));
}
TarArchive::TarArchive(Source& source, bool raw) : buffer(4096)
TarArchive::TarArchive(Source & source, bool raw) : buffer(4096)
{
this->archive = archive_read_new();
this->source = &source;
@ -53,7 +56,7 @@ TarArchive::TarArchive(Source& source, bool raw) : buffer(4096)
}
TarArchive::TarArchive(const Path &path)
TarArchive::TarArchive(const Path & path)
{
this->archive = archive_read_new();
@ -62,11 +65,13 @@ TarArchive::TarArchive(const Path &path)
check(archive_read_open_filename(archive, path.c_str(), 16384), "failed to open archive: %s");
}
void TarArchive::close() {
void TarArchive::close()
{
check(archive_read_close(this->archive), "Failed to close archive (%s)");
}
TarArchive::~TarArchive() {
TarArchive::~TarArchive()
{
if (this->archive) archive_read_free(this->archive);
}