int main(int argc, char *argv[]){
char*gcf_name;
archive_t gcf=NULL;
RTinitPopt(&argc,&argv,options,1,-1,&gcf_name,NULL,"([-c] <gcf> (<dir>|<file>)*) | (-x <gcf> [<dir>|<pattern>])",
"Tool for creating and extracting GCF archives\n\nOptions");
compression_policy_compile(policy);
if (operation==GCF_EXTRACT) {
char *out_name=RTinitNextArg();
archive_t dir;
if(out_name){
if(RTinitNextArg()){
Fatal(1,error,"extraction uses gcf -x <gcf> [<dir>|<pattern>]");
}
if (strstr(out_name,"%s")) {
dir=arch_fmt(out_name,file_input,file_output,blocksize);
} else {
dir=arch_dir_create(out_name,blocksize,force?DELETE_ALL:DELETE_NONE);
}
} else {
dir=arch_dir_open(".",blocksize);
}
if (is_a_dir(gcf_name)){
gcf=arch_dir_open(gcf_name,blocksize);
} else {
gcf=arch_gcf_read(raf_unistd(gcf_name));
}
archive_copy(gcf,"auto",dir,NULL,blocksize);
arch_close(&dir);
arch_close(&gcf);
} else {
if (operation==GCF_FILE){
gcf=arch_gcf_create(raf_unistd(gcf_name),blocksize,blocksize*blockcount,0,1);
} else {
gcf=arch_dir_create(gcf_name,blocksize,force?DELETE_ALL:DELETE_NONE);
}
for(;;){
char *input_name=RTinitNextArg();
if (!input_name) break;
if (is_a_dir(input_name)){
Warning(info,"copying contents of %s",input_name);
archive_t dir=arch_dir_open(input_name,blocksize);
archive_copy(dir,NULL,gcf,get_compression,blocksize);
arch_close(&dir);
} else {
Warning(info,"copying %s",input_name);
stream_t is=file_input(input_name);
stream_t os=arch_write(gcf,input_name,get_compression(input_name),1);
char buf[blocksize];
for(;;){
int len=stream_read_max(is,buf,blocksize);
if (len) stream_write(os,buf,len);
if(len<blocksize) break;
}
stream_close(&is);
stream_close(&os);
}
}
arch_close(&gcf);
}
}
static void gcf_compress(){
char*source;
char target[LTSMIN_PATHNAME_MAX];
while((source=HREnextArg())){
if (is_a_file(source)){
sprintf(target,"%s.gzf",source);
stream_t is=file_input(source);
stream_t os=file_output(target);
char *code=SSMcall(compression_policy,source);
DSwriteS(os,code);
os=stream_add_code(os,code);
char buf[blocksize];
for(;;){
int len=stream_read_max(is,buf,blocksize);
if (len) stream_write(os,buf,len);
if(len<blocksize) break;
}
stream_close(&is);
stream_close(&os);
if (!keep) recursive_erase(source);
} else if (is_a_dir(source)){
sprintf(target,"%s.gcf",source);
archive_t arch_in=arch_dir_open(source,blocksize);
archive_t arch_out=arch_gcf_create(raf_unistd(target),blocksize,blocksize*blockcount,0,1);
archive_copy(arch_in,arch_out,compression_policy,blocksize,NULL);
arch_close(&arch_in);
arch_close(&arch_out);
if (!keep) recursive_erase(source);
} else {
Abort("source %s is neither a file nor a directory",source);
}
}
}