3 This file is part of builder
4 Copyright © 2007 Mikko Rasa, Mikkosoft Productions
5 Distributed under the LGPL
9 #include <msp/io/file.h>
10 #include <msp/path/utils.h>
12 #include "sourcepackage.h"
19 Tar::Tar(Builder &b, const TarBall &t):
23 string basename=tarball.get_name().substr(tarball.get_name().rfind('/')+1);
24 announce(tarball.get_package()->get_name(), "TAR ", basename);
25 if(builder.get_verbose()>=2)
26 cout<<"Create "<<basename<<'\n';
28 if(!builder.get_dry_run())
29 worker=new Worker(*this);
33 Tar::Worker::Worker(Tar &t):
39 void Tar::Worker::main()
41 const Path &pkg_src=tar.tarball.get_package()->get_source();
42 Path basedir=splitext(basename(tar.tarball.get_name())).base;
44 IO::File out(tar.tarball.get_name(), IO::M_WRITE);
45 const TargetList &deps=tar.tarball.get_depends();
46 for(TargetList::const_iterator i=deps.begin(); i!=deps.end(); ++i)
51 string rel_path=(basedir/relative((*i)->get_name(), pkg_src)).str();
52 if(rel_path.size()>99)
54 cout<<"Can't store "<<rel_path<<" in tar archive - too long name\n";
59 memcpy(buf, rel_path.data(), rel_path.size());
61 struct stat st=stat((*i)->get_name());
62 store_number(buf+100, st.st_mode, 7);
63 store_number(buf+108, st.st_uid, 7);
64 store_number(buf+116, st.st_gid, 7);
65 store_number(buf+124, st.st_size, 11);
66 store_number(buf+136, st.st_mtime, 11);
69 memset(buf+148, ' ', 8);
71 for(unsigned j=0; j<512; ++j)
72 chk+=static_cast<unsigned char>(buf[j]);
73 store_number(buf+148, chk, 7);
77 IO::File in((*i)->get_name());
78 for(int j=0; j<st.st_size; j+=4096)
80 unsigned len=in.read(buf, 4096);
89 void Tar::Worker::store_number(char *buf, unsigned value, unsigned length)
91 for(unsigned i=length; i--;)