bool YumShell::install(void (*progress)(int))
{
FILE *fp;
char line[LINEMAX];
list<string>::const_iterator i;
string install_command("yum");
string install_root(" --installroot=");
install_root += _rootdir;
install_command = install_command + install_root + " -c /etc/yum_livecd.conf -y install";
for(i=_pkgs.begin(); i!=_pkgs.end(); i++) {
install_command += " \"" + *i +"\"";
}
/*
int j;
for (j=1, i=_pkgs.begin(); i!=_pkgs.end(); j++, i++) {
progress(j);
cout << *i << endl;
}
*/
//cout << "install_command: " << install_command << endl;
if (_pkgs.empty()) {
_errstr = "no package to install";
return true;
}
if ((fp = popen(install_command.c_str(), "r")) == NULL) {
_errstr = "install command failed";
return false;
}
while (fgets(line, LINEMAX, fp)) {
if (strncmp(line, "Running Transaction\n", LINEMAX) == 0) {
break;
}
}
while (fgets(line, LINEMAX, fp)) {
if (strncmp(line, "\n", LINEMAX) == 0) {
break;
}
int index = 0;
double num = 0;
//XXX rewrite with atoi
while (line[index]!='[' && line[index]!='\n') {
index++;
}
if (line[index] != '[') {
continue;
}
while ((line[index]<'0') || (line[index]>'9')) {
index++;
}
/*
while (line[index]!='/') {
num = num * 10 + (line[index] - '0');
index++;
}
*/
char tmp_num[LINEMAX];
int start = 0;
while (line[index]!='/') {
tmp_num[start++] = line[index++];
}
tmp_num[start] = '\0';
num = atoi(tmp_num);
num = _progmin + (_progmax - _progmin) * num / _pkgs.size();
if(progress) {
progress(num);
}
// not need to call sleep, use I/O block for spinning, just like event triger :)
//sleep(1);
}
pclose(fp);
return true;
}
init_system() {
int strain (), ptrain (), tall (), test_pattern (), reset_weights();
int get_unames(), set_lgrain(), cycle(), newstart();
int change_lrate(), change_crate(), set_follow_mode();
epsilon_menu = SETCONFMENU;
init_weights();
install_command("strain", strain, BASEMENU,(int *) NULL);
install_command("ptrain", ptrain, BASEMENU,(int *) NULL);
install_command("tall", tall, BASEMENU,(int *) NULL);
install_command("test", test_pattern, BASEMENU,(int *) NULL);
install_command("cycle", cycle, BASEMENU,(int *) NULL);
install_command("reset",reset_weights,BASEMENU,(int *)NULL);
install_command("newstart",newstart,BASEMENU,(int *)NULL);
install_command("unames", get_unames, GETMENU,(int *) NULL);
install_command("patterns", get_pattern_pairs,
GETMENU,(int *) NULL);
install_var("lflag", Int,(int *) & lflag, 0, 0, SETPCMENU);
install_var("lgrain", String, (int *) grain_string,0, 0,NOMENU);
install_command("lgrain",set_lgrain,SETMODEMENU,(int *) NULL);
install_var("follow", Int, (int *) & follow,0, 0,NOMENU);
install_command("follow",set_follow_mode,SETMODEMENU,(int *) NULL);
install_var("cascade", Int,(int *) & cascade, 0, 0, SETMODEMENU);
install_var("nepochs", Int,(int *) & nepochs, 0, 0, SETPCMENU);
install_var("ncycles", Int,(int *) & ncycles, 0, 0, SETPCMENU);
install_var("epochno", Int,(int *) & epochno, 0, 0, SETSVMENU);
install_var("patno", Int,(int *) & patno, 0, 0, SETSVMENU);
install_var("cycleno", Int,(int *) & cycleno, 0, 0, SETSVMENU);
init_pattern_pairs();
install_var("tss", Float,(int *) & tss, 0, 0, SETSVMENU);
install_var("pss", Float,(int *) & pss, 0, 0, SETSVMENU);
install_var("gcor", Float,(int *) & gcor, 0, 0, SETSVMENU);
install_var("momentum", Float,(int *) &momentum,0,0,SETPARAMMENU);
install_var("mu", Float,(int *) &mu,0,0,SETPARAMMENU);
install_command("lrate", change_lrate, SETPARAMMENU, (int *) NULL);
install_command("crate", change_crate, SETPARAMMENU, (int *) NULL);
install_var("lrate", Float,(int *) & lrate, 0, 0, NOMENU);
install_var("crate", Float,(int *) & crate, 0, 0, NOMENU);
install_var("ecrit", Float,(int *) & ecrit, 0, 0, SETPCMENU);
install_var("tmax", Float,(int *) & tmax, 0, 0, SETPARAMMENU);
}