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#include <dirent.h>
#include <unistd.h>
#include <iostream.h>
#include <list>
#include <Main.h>
#include <Input.h>
#include <Output.h>
#include <Regex.h>
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#ifdef WORDS_BIGENDIAN
#define SIGNATURE 0x4e504151
#else
#define SIGNATURE 0x5141504e
#endif
String current_dir;
extern "C" int sortdir(const void * d1, const void * d2) {
struct stat fstats1, fstats2;
String n;
n = current_dir + "/" + (**((const dirent **)d1)).d_name;
stat(n.to_charp(), &fstats1);
n = current_dir + "/" + (**((const dirent **)d2)).d_name;
stat(n.to_charp(), &fstats2);
if (!((S_ISDIR(fstats1.st_mode) ? 1 : 0) ^ (S_ISDIR(fstats2.st_mode) ? 1 : 0))) {
return alphasort(d1, d2);
} else {
if (S_ISDIR(fstats1.st_mode))
return -1;
else
return 1;
}
}
CODE_BEGINS
private:
struct couple {
String p, v;
};
Output * Archive;
std::list<String> filelist;
void finalize(void) {
int size;
Input * file;
for (std::list<String>::iterator i = filelist.begin(); i != filelist.end(); i++) {
cerr << "Finalize file " << *i << endl;
file = new Input(*i);
size = file->GetSize();
Archive->write(&size, 4);
delete file;
file = new Input(*i + ".gz");
copy(file, Archive);
delete file;
unlink((*i + ".gz").to_charp());
}
}
void process_file(const String & filename) {
char t;
int size, old_size;
cerr << "Processing file " << filename << "... ";
Input * from = new Input(filename);
Output * to = new Output(filename + ".gz");
to->SetZ();
old_size = from->GetSize();
copy(from, to);
delete to;
delete from;
filelist.push_back(filename);
from = new Input(filename + ".gz");
size = from->GetSize() + 4;
cerr << old_size << " --> " << from->GetSize() << " (" << 100 * from->GetSize() / old_size << "%)\n";
Archive->write(&size, 4);
delete from;
t = 0;
Archive->write(&t, 1);
}
void process_directory(const String & dirname) throw (GeneralException) {
struct dirent ** namelist;
int n, i;
char t;
struct stat fstats;
String fname;
current_dir = dirname;
n = scandir(dirname.to_charp(), &namelist, NULL, sortdir);
cerr << "Processing directory " << dirname << endl;
if (n < 0) {
throw GeneralException("Unable to open directory " + dirname);
}
for (i = 0; i < n; i++) {
fname = dirname + "/" + namelist[i]->d_name;
stat(fname.to_charp(), &fstats);
if (S_ISDIR(fstats.st_mode)) {
if (!Regex("^\\.{1,2}$").Match(namelist[i]->d_name)) {
t = strlen(namelist[i]->d_name);
Archive->write(&t, 1);
Archive->write(namelist[i]->d_name, t);
t = 0;
Archive->write(&t, 1);
Archive->write(&t, 1);
Archive->write(&t, 1);
Archive->write(&t, 1);
t = 1;
Archive->write(&t, 1);
process_directory(dirname + "/" + namelist[i]->d_name);
}
} else {
if (!Regex("\\.gz$").Match(namelist[i]->d_name)) {
t = strlen(namelist[i]->d_name);
Archive->write(&t, 1);
Archive->write(namelist[i]->d_name, t);
process_file(dirname + "/" + namelist[i]->d_name);
}
}
free((void *)namelist[i]);
}
free((void *)namelist);
t = 0;
Archive->write(&t, 1);
}
void build_archive(const String & dirname) {
char buff[4];
*((int *) buff) = SIGNATURE;
Archive->write(buff, 4);
process_directory(dirname);
finalize();
}
public:
virtual int startup(void) throw (GeneralException) {
Archive = new Output("/tmp/bleh.paq");
build_archive(".");
return 0;
}
CODE_ENDS
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