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