void
autoset_kanji(void)
{
char *codeset = nl_langinfo(CODESET);
if (*codeset == '\0') {
if (adrof(STRnokanji) == NULL)
setNS(STRnokanji);
return;
}
if (strcasestr(codeset, "SHIFT_JIS") == (char*)0) {
if (adrof(STRnokanji) == NULL)
setNS(STRnokanji);
return;
}
if (adrof(STRnokanji) != NULL)
unsetv(STRnokanji);
}
static void
update_vars(Char *vp)
{
if (eq(vp, STRpath)) {
struct varent *p = adrof(STRpath);
if (p == NULL)
stderror(ERR_NAME | ERR_UNDVAR);
else {
exportpath(p->vec);
dohash(NULL, NULL);
}
}
else if (eq(vp, STRnoclobber)) {
struct varent *p = adrof(STRnoclobber);
if (p == NULL)
stderror(ERR_NAME | ERR_UNDVAR);
else
no_clobber = set_noclobber(p->vec);
}
else if (eq(vp, STRhistchars)) {
Char *pn = varval(vp);
HIST = *pn++;
if (HIST)
HISTSUB = *pn;
else
HISTSUB = HIST;
}
else if (eq(vp, STRpromptchars)) {
Char *pn = varval(vp);
PRCH = *pn++;
if (PRCH)
PRCHROOT = *pn;
else
PRCHROOT = PRCH;
}
else if (eq(vp, STRhistlit)) {
HistLit = 1;
}
else if (eq(vp, STRuser)) {
tsetenv(STRKUSER, varval(vp));
tsetenv(STRLOGNAME, varval(vp));
}
else if (eq(vp, STRgroup)) {
tsetenv(STRKGROUP, varval(vp));
}
else if (eq(vp, STRwordchars)) {
word_chars = varval(vp);
}
else if (eq(vp, STRloginsh)) {
loginsh = 1;
}
else if (eq(vp, STRanyerror)) {
anyerror = 1;
}
else if (eq(vp, STRsymlinks)) {
Char *pn = varval(vp);
if (eq(pn, STRignore))
symlinks = SYM_IGNORE;
else if (eq(pn, STRexpand))
symlinks = SYM_EXPAND;
else if (eq(pn, STRchase))
symlinks = SYM_CHASE;
else
symlinks = 0;
}
else if (eq(vp, STRterm)) {
Char *cp = varval(vp);
tsetenv(STRKTERM, cp);
#ifdef DOESNT_WORK_RIGHT
cp = getenv("TERMCAP");
if (cp && (*cp != '/')) /* if TERMCAP and not a path */
Unsetenv(STRTERMCAP);
#endif /* DOESNT_WORK_RIGHT */
GotTermCaps = 0;
if (noediting && Strcmp(cp, STRnetwork) != 0 &&
Strcmp(cp, STRunknown) != 0 && Strcmp(cp, STRdumb) != 0) {
editing = 1;
noediting = 0;
setNS(STRedit);
}
ed_Init(); /* reset the editor */
}
else if (eq(vp, STRhome)) {
Char *cp, *canon;
cp = Strsave(varval(vp)); /* get the old value back */
cleanup_push(cp, xfree);
/*
* convert to cononical pathname (possibly resolving symlinks)
*/
canon = dcanon(cp, cp);
cleanup_ignore(cp);
cleanup_until(cp);
cleanup_push(canon, xfree);
setcopy(vp, canon, VAR_READWRITE); /* have to save the new val */
/* and now mirror home with HOME */
tsetenv(STRKHOME, canon);
/* fix directory stack for new tilde home */
dtilde();
cleanup_until(canon);
}
else if (eq(vp, STRedit)) {
editing = 1;
noediting = 0;
/* PWP: add more stuff in here later */
}
else if (eq(vp, STRvimode)) {
VImode = 1;
update_wordchars();
}
else if (eq(vp, STRshlvl)) {
tsetenv(STRKSHLVL, varval(vp));
}
else if (eq(vp, STRignoreeof)) {
Char *cp;
numeof = 0;
for ((cp = varval(STRignoreeof)); cp && *cp; cp++) {
if (!Isdigit(*cp)) {
numeof = 0;
break;
}
numeof = numeof * 10 + *cp - '0';
}
if (numeof <= 0) numeof = 26; /* Sanity check */
}
else if (eq(vp, STRbackslash_quote)) {
bslash_quote = 1;
}
else if (eq(vp, STRcompat_expr)) {
compat_expr = 1;
}
else if (eq(vp, STRdirstack)) {
dsetstack();
}
else if (eq(vp, STRrecognize_only_executables)) {
tw_cmd_free();
}
else if (eq(vp, STRkillring)) {
SetKillRing((int)getn(varval(vp)));
}
else if (eq(vp, STRhistory)) {
sethistory((int)getn(varval(vp)));
}
#ifndef HAVENOUTMP
else if (eq(vp, STRwatch)) {
resetwatch();
}
#endif /* HAVENOUTMP */
else if (eq(vp, STRimplicitcd)) {
implicit_cd = ((eq(varval(vp), STRverbose)) ? 2 : 1);
}
else if (eq(vp, STRcdtohome)) {
cdtohome = 1;
}
#ifdef COLOR_LS_F
else if (eq(vp, STRcolor)) {
set_color_context();
}
#endif /* COLOR_LS_F */
#if defined(KANJI) && defined(SHORT_STRINGS) && defined(DSPMBYTE)
else if(eq(vp, CHECK_MBYTEVAR) || eq(vp, STRnokanji)) {
update_dspmbyte_vars();
}
#endif
#ifdef NLS_CATALOGS
else if (eq(vp, STRcatalog)) {
nlsclose();
nlsinit();
}
#if defined(FILEC) && defined(TIOCSTI)
else if (eq(vp, STRfilec))
filec = 1;
#endif
#endif /* NLS_CATALOGS */
}
void CurOp::enter( Client::Context * context ) {
ensureStarted();
setNS( context->ns() );
_dbprofile = context->_db ? context->_db->profile : 0;
}
int
main(int argc, char *argv[])
{
struct sigaction oact;
Char *cp;
char *tcp, **tempv;
const char *ecp;
sigset_t nsigset;
int f;
cshin = stdin;
cshout = stdout;
csherr = stderr;
setprogname(argv[0]);
settimes(); /* Immed. estab. timing base */
/*
* Initialize non constant strings
*/
#ifdef _PATH_BSHELL
STR_BSHELL = SAVE(_PATH_BSHELL);
#endif
#ifdef _PATH_CSHELL
STR_SHELLPATH = SAVE(_PATH_CSHELL);
#endif
STR_environ = blk2short(environ);
environ = short2blk(STR_environ); /* So that we can free it */
STR_WORD_CHARS = SAVE(WORD_CHARS);
HIST = '!';
HISTSUB = '^';
word_chars = STR_WORD_CHARS;
tempv = argv;
if (eq(str2short(tempv[0]), STRaout)) /* A.out's are quittable */
quitit = 1;
uid = getuid();
gid = getgid();
euid = geteuid();
egid = getegid();
/*
* We are a login shell if: 1. we were invoked as -<something> and we had
* no arguments 2. or we were invoked only with the -l flag
*/
loginsh = (**tempv == '-' && argc == 1) ||
(argc == 2 && tempv[1][0] == '-' && tempv[1][1] == 'l' &&
tempv[1][2] == '\0');
if (loginsh && **tempv != '-') {
/*
* Mangle the argv space
*/
tempv[1][0] = '\0';
tempv[1][1] = '\0';
tempv[1] = NULL;
for (tcp = *tempv; *tcp++;)
continue;
for (tcp--; tcp >= *tempv; tcp--)
tcp[1] = tcp[0];
*++tcp = '-';
argc--;
}
if (loginsh)
(void)time(&chktim);
AsciiOnly = 1;
#ifdef NLS
(void)setlocale(LC_ALL, "");
{
int k;
for (k = 0200; k <= 0377 && !Isprint(k); k++)
continue;
AsciiOnly = k > 0377;
}
#else
AsciiOnly = getenv("LANG") == NULL && getenv("LC_CTYPE") == NULL;
#endif /* NLS */
/*
* Move the descriptors to safe places. The variable didfds is 0 while we
* have only FSH* to work with. When didfds is true, we have 0,1,2 and
* prefer to use these.
*/
initdesc();
/*
* XXX: This is to keep programs that use stdio happy.
* what we really want is freunopen() ....
* Closing cshin cshout and csherr (which are really stdin stdout
* and stderr at this point and then reopening them in the same order
* gives us again stdin == cshin stdout == cshout and stderr == csherr.
* If that was not the case builtins like printf that use stdio
* would break. But in any case we could fix that with memcpy and
* a bit of pointer manipulation...
* Fortunately this is not needed under the current implementation
* of stdio.
*/
(void)fclose(cshin);
(void)fclose(cshout);
(void)fclose(csherr);
if (!(cshin = funopen2((void *) &SHIN, readf, writef, seekf, NULL,
closef)))
exit(1);
if (!(cshout = funopen2((void *) &SHOUT, readf, writef, seekf, NULL,
closef)))
exit(1);
if (!(csherr = funopen2((void *) &SHERR, readf, writef, seekf, NULL,
closef)))
exit(1);
(void)setvbuf(cshin, NULL, _IOLBF, 0);
(void)setvbuf(cshout, NULL, _IOLBF, 0);
(void)setvbuf(csherr, NULL, _IOLBF, 0);
/*
* Initialize the shell variables. ARGV and PROMPT are initialized later.
* STATUS is also munged in several places. CHILD is munged when
* forking/waiting
*/
set(STRstatus, Strsave(STR0));
if ((ecp = getenv("HOME")) != NULL)
cp = quote(SAVE(ecp));
else
cp = NULL;
if (cp == NULL)
fast = 1; /* No home -> can't read scripts */
else
set(STRhome, cp);
dinit(cp); /* dinit thinks that HOME == cwd in a login
* shell */
/*
* Grab other useful things from the environment. Should we grab
* everything??
*/
if ((ecp = getenv("LOGNAME")) != NULL ||
(ecp = getenv("USER")) != NULL)
set(STRuser, quote(SAVE(ecp)));
if ((ecp = getenv("TERM")) != NULL)
set(STRterm, quote(SAVE(ecp)));
/*
* Re-initialize path if set in environment
*/
if ((ecp = getenv("PATH")) == NULL) {
#ifdef _PATH_DEFPATH
importpath(str2short(_PATH_DEFPATH));
#else
setq(STRpath, defaultpath(), &shvhed);
#endif
} else {
importpath(str2short(ecp));
}
set(STRshell, Strsave(STR_SHELLPATH));
doldol = putn((int) getpid()); /* For $$ */
shtemp = Strspl(STRtmpsh, doldol); /* For << */
/*
* Record the interrupt states from the parent process. If the parent is
* non-interruptible our hand must be forced or we (and our children) won't
* be either. Our children inherit termination from our parent. We catch it
* only if we are the login shell.
*/
/* parents interruptibility */
(void)sigaction(SIGINT, NULL, &oact);
parintr = oact.sa_handler;
(void)sigaction(SIGTERM, NULL, &oact);
parterm = oact.sa_handler;
/* catch these all, login shell or not */
(void)signal(SIGHUP, phup); /* exit processing on HUP */
(void)signal(SIGXCPU, phup); /* ...and on XCPU */
(void)signal(SIGXFSZ, phup); /* ...and on XFSZ */
/*
* Process the arguments.
*
* Note that processing of -v/-x is actually delayed till after script
* processing.
*
* We set the first character of our name to be '-' if we are a shell
* running interruptible commands. Many programs which examine ps'es
* use this to filter such shells out.
*/
argc--, tempv++;
while (argc > 0 && (tcp = tempv[0])[0] == '-' && *++tcp != '\0' && !batch) {
do
switch (*tcp++) {
case 0: /* - Interruptible, no prompt */
prompt = 0;
setintr = 1;
nofile = 1;
break;
case 'b': /* -b Next arg is input file */
batch = 1;
break;
case 'c': /* -c Command input from arg */
if (argc == 1)
xexit(0);
argc--, tempv++;
arginp = SAVE(tempv[0]);
prompt = 0;
nofile = 1;
break;
case 'e': /* -e Exit on any error */
exiterr = 1;
break;
case 'f': /* -f Fast start */
fast = 1;
break;
case 'i': /* -i Interactive, even if !intty */
intact = 1;
nofile = 1;
break;
case 'm': /* -m read .cshrc (from su) */
mflag = 1;
break;
case 'n': /* -n Don't execute */
noexec = 1;
break;
case 'q': /* -q (Undoc'd) ... die on quit */
quitit = 1;
break;
case 's': /* -s Read from std input */
nofile = 1;
break;
case 't': /* -t Read one line from input */
onelflg = 2;
prompt = 0;
nofile = 1;
break;
case 'v': /* -v Echo hist expanded input */
nverbose = 1; /* ... later */
break;
case 'x': /* -x Echo just before execution */
nexececho = 1; /* ... later */
break;
case 'V': /* -V Echo hist expanded input */
setNS(STRverbose); /* NOW! */
break;
case 'X': /* -X Echo just before execution */
setNS(STRecho); /* NOW! */
break;
} while (*tcp);
tempv++, argc--;
}
if (quitit) /* With all due haste, for debugging */
(void)signal(SIGQUIT, SIG_DFL);
/*
* Unless prevented by -, -c, -i, -s, or -t, if there are remaining
* arguments the first of them is the name of a shell file from which to
* read commands.
*/
if (nofile == 0 && argc > 0) {
nofile = open(tempv[0], O_RDONLY);
if (nofile < 0) {
child = 1; /* So this doesn't return */
stderror(ERR_SYSTEM, tempv[0], strerror(errno));
}
ffile = SAVE(tempv[0]);
/*
* Replace FSHIN. Handle /dev/std{in,out,err} specially
* since once they are closed we cannot open them again.
* In that case we use our own saved descriptors
*/
if ((SHIN = dmove(nofile, FSHIN)) < 0)
switch(nofile) {
case 0:
SHIN = FSHIN;
break;
case 1:
SHIN = FSHOUT;
break;
case 2:
SHIN = FSHERR;
break;
default:
stderror(ERR_SYSTEM, tempv[0], strerror(errno));
/* NOTREACHED */
}
(void)ioctl(SHIN, FIOCLEX, NULL);
prompt = 0;
/* argc not used any more */ tempv++;
}
intty = isatty(SHIN);
intty |= intact;
if (intty || (intact && isatty(SHOUT))) {
if (!batch && (uid != euid || gid != egid)) {
errno = EACCES;
child = 1; /* So this doesn't return */
stderror(ERR_SYSTEM, "csh", strerror(errno));
}
}
/*
* Decide whether we should play with signals or not. If we are explicitly
* told (via -i, or -) or we are a login shell (arg0 starts with -) or the
* input and output are both the ttys("csh", or "csh</dev/ttyx>/dev/ttyx")
* Note that in only the login shell is it likely that parent may have set
* signals to be ignored
*/
if (loginsh || intact || (intty && isatty(SHOUT)))
setintr = 1;
settell();
/*
* Save the remaining arguments in argv.
*/
setq(STRargv, blk2short(tempv), &shvhed);
/*
* Set up the prompt.
*/
if (prompt) {
set(STRprompt, Strsave(uid == 0 ? STRsymhash : STRsymcent));
/* that's a meta-questionmark */
set(STRprompt2, Strsave(STRmquestion));
}
/*
* If we are an interactive shell, then start fiddling with the signals;
* this is a tricky game.
*/
shpgrp = getpgrp();
opgrp = tpgrp = -1;
if (setintr) {
**argv = '-';
if (!quitit) /* Wary! */
(void)signal(SIGQUIT, SIG_IGN);
(void)signal(SIGINT, pintr);
sigemptyset(&nsigset);
(void)sigaddset(&nsigset, SIGINT);
(void)sigprocmask(SIG_BLOCK, &nsigset, NULL);
(void)signal(SIGTERM, SIG_IGN);
if (quitit == 0 && arginp == 0) {
(void)signal(SIGTSTP, SIG_IGN);
(void)signal(SIGTTIN, SIG_IGN);
(void)signal(SIGTTOU, SIG_IGN);
/*
* Wait till in foreground, in case someone stupidly runs csh &
* dont want to try to grab away the tty.
*/
if (isatty(FSHERR))
f = FSHERR;
else if (isatty(FSHOUT))
f = FSHOUT;
else if (isatty(OLDSTD))
f = OLDSTD;
else
f = -1;
retry:
if ((tpgrp = tcgetpgrp(f)) != -1) {
if (tpgrp != shpgrp) {
sig_t old = signal(SIGTTIN, SIG_DFL);
(void)kill(0, SIGTTIN);
(void)signal(SIGTTIN, old);
goto retry;
}
opgrp = shpgrp;
shpgrp = getpid();
tpgrp = shpgrp;
/*
* Setpgid will fail if we are a session leader and
* mypid == mypgrp (POSIX 4.3.3)
*/
if (opgrp != shpgrp)
if (setpgid(0, shpgrp) == -1)
goto notty;
/*
* We do that after we set our process group, to make sure
* that the process group belongs to a process in the same
* session as the tty (our process and our group) (POSIX 7.2.4)
*/
if (tcsetpgrp(f, shpgrp) == -1)
goto notty;
(void)ioctl(dcopy(f, FSHTTY), FIOCLEX, NULL);
}
if (tpgrp == -1) {
notty:
(void)fprintf(csherr, "Warning: no access to tty (%s).\n",
strerror(errno));
(void)fprintf(csherr, "Thus no job control in this shell.\n");
}
}
}
if ((setintr == 0) && (parintr == SIG_DFL))
setintr = 1;
(void)signal(SIGCHLD, pchild); /* while signals not ready */
/*
* Set an exit here in case of an interrupt or error reading the shell
* start-up scripts.
*/
reenter = setexit(); /* PWP */
haderr = 0; /* In case second time through */
if (!fast && reenter == 0) {
/* Will have value(STRhome) here because set fast if don't */
{
sig_t oparintr;
sigset_t osigset;
int osetintr;
oparintr = parintr;
osetintr = setintr;
sigemptyset(&nsigset);
(void)sigaddset(&nsigset, SIGINT);
(void)sigprocmask(SIG_BLOCK, &nsigset, &osigset);
setintr = 0;
parintr = SIG_IGN; /* Disable onintr */
#ifdef _PATH_DOTCSHRC
(void)srcfile(_PATH_DOTCSHRC, 0, 0);
#endif
if (!fast && !arginp && !onelflg)
dohash(NULL, NULL);
#ifdef _PATH_DOTLOGIN
if (loginsh)
(void)srcfile(_PATH_DOTLOGIN, 0, 0);
#endif
(void)sigprocmask(SIG_SETMASK, &osigset, NULL);
setintr = osetintr;
parintr = oparintr;
}
(void)srccat(value(STRhome), STRsldotcshrc);
if (!fast && !arginp && !onelflg && !havhash)
dohash(NULL, NULL);
/*
* Source history before .login so that it is available in .login
*/
if ((cp = value(STRhistfile)) != STRNULL)
tildehist[2] = cp;
dosource(tildehist, NULL);
if (loginsh)
(void)srccat(value(STRhome), STRsldotlogin);
}
/*
* Now are ready for the -v and -x flags
*/
if (nverbose)
setNS(STRverbose);
if (nexececho)
setNS(STRecho);
/*
* All the rest of the world is inside this call. The argument to process
* indicates whether it should catch "error unwinds". Thus if we are a
* interactive shell our call here will never return by being blown past on
* an error.
*/
process(setintr);
/*
* Mop-up.
*/
if (intty) {
if (loginsh) {
(void)fprintf(cshout, "logout\n");
(void)close(SHIN);
child = 1;
goodbye();
}
else {
(void)fprintf(cshout, "exit\n");
}
}
rechist();
exitstat();
/* NOTREACHED */
}
SimannealConfigDialog::SimannealConfigDialog(QWidget *parent):
QFDialog(parent)
{
// setup widgets
QVBoxLayout* main=new QVBoxLayout();
setLayout(main);
QGridLayout* grid=new QGridLayout();
QLabel* l;
l=new QLabel(tr("Maximum Iterations:"), this);
l->setAlignment(Qt::AlignRight);
spinMaxIterations=new QSpinBox(this);
spinMaxIterations->setRange(100,1000000);
spinMaxIterations->setSingleStep(100);
l->setBuddy(spinMaxIterations);
grid->addWidget(l, 0, 0);
grid->addWidget(spinMaxIterations, 0, 1);
grid->addWidget(new QLabel(tr("The maximum number of iterations that the Levenberg-Marquardt algorithm will go through before it halts."), this), 0, 2);
l=new QLabel(tr("Initial Temperature T<sub>0</sub>:"), this);
l->setAlignment(Qt::AlignRight);
neditT0=new QFDoubleEdit(this);
neditT0->setRange(0, 1e6);
neditT0->setSingleStep(0.001);
neditT0->setDecimals(12);
l->setBuddy(neditT0);
grid->addWidget(l, 1, 0);
grid->addWidget(neditT0, 1, 1);
grid->addWidget(new QLabel(tr("The initial temperature is set to be T<sub>start</sub>=T<sub>0</sub>·χ<sup>2</sup>(<b>p</b><sub>start</sub>), depending on the initial parameters <b>p</b><sub>start</sub>."), this), 1, 2);
l=new QLabel(tr("Temperature Decrease Rate r<sub>T</sub>:"), this);
l->setAlignment(Qt::AlignRight);
neditRT=new QFDoubleEdit(this);
neditRT->setRange(0, 1e6);
neditRT->setSingleStep(0.001);
neditRT->setDecimals(12);
l->setBuddy(neditRT);
grid->addWidget(l, 2, 0);
grid->addWidget(neditRT, 2, 1);
grid->addWidget(new QLabel(tr("constant for temperature decrease: T<sub>new</sub> = r<sub>T</sub> · T<sub>old</sub>"), this), 2, 2);
l=new QLabel(tr("convergence parameter f<sub>max</sub>:"), this);
l->setAlignment(Qt::AlignRight);
neditFMax=new QFDoubleEdit(this);
neditFMax->setRange(0, 1e6);
neditFMax->setSingleStep(0.001);
neditFMax->setDecimals(12);
l->setBuddy(neditFMax);
grid->addWidget(l, 3, 0);
grid->addWidget(neditFMax, 3, 1);
grid->addWidget(new QLabel(tr("if |χ<sup>2</sup><sub>opt, i-1</sub> - χ<sup>2</sup><sub>opt, i</sub>| < f<sub>max</sub> the algorithm is said to have converged."), this), 3, 2);
l=new QLabel(tr("step update constant c:"), this);
l->setAlignment(Qt::AlignRight);
neditC=new QFDoubleEdit(this);
neditC->setRange(0, 1e6);
neditC->setSingleStep(0.001);
neditC->setDecimals(12);
l->setBuddy(neditC);
grid->addWidget(l, 4, 0);
grid->addWidget(neditC, 4, 1);
grid->addWidget(new QLabel(tr("constant for the update of the step vectors"), this), 4, 2);
l=new QLabel(tr("Step Size Variations N<sub>S</sub>:"), this);
l->setAlignment(Qt::AlignRight);
spinNS=new QSpinBox(this);
spinNS->setRange(1,100000000);
spinNS->setSingleStep(100);
l->setBuddy(spinNS);
grid->addWidget(l, 5, 0);
grid->addWidget(spinNS, 5, 1);
grid->addWidget(new QLabel(tr("The number of variations of the step length before convergence check."), this), 5, 2);
l=new QLabel(tr("Monte-Carlo Steps per Step Size N<sub>T</sub>:"), this);
l->setAlignment(Qt::AlignRight);
spinNT=new QSpinBox(this);
spinNT->setRange(1,100000000);
spinNT->setSingleStep(100);
l->setBuddy(spinNT);
grid->addWidget(l, 6, 0);
grid->addWidget(spinNT, 6, 1);
grid->addWidget(new QLabel(tr("Number of Monte-Carlo steps with each step size configuration."), this), 6, 2);
l=new QLabel(tr("Maximum Iterations:"), this);
l->setAlignment(Qt::AlignRight);
spinNEpsilon=new QSpinBox(this);
spinNEpsilon->setRange(1,100000000);
spinNEpsilon->setSingleStep(100);
l->setBuddy(spinNEpsilon);
grid->addWidget(l, 7, 0);
grid->addWidget(spinNEpsilon, 7, 1);
grid->addWidget(new QLabel(tr("The Algorithm looks at the past N<sub>epsilon</sub> values of χ<sup>2</sup>(<b>p</b>) to check convergence."), this), 7, 2);
main->addLayout(grid, 10);
buttons=new QDialogButtonBox(QDialogButtonBox::Ok|QDialogButtonBox::Cancel, Qt::Horizontal, this);
connect(buttons, SIGNAL(accepted()), this, SLOT(accept()));
connect(buttons, SIGNAL(rejected()), this, SLOT(reject()));
main->addWidget(buttons, 0);
// set default initial values, defined in header file
setFMax();
setT0();
setC();
setNS();
setNT();
setNEpsilon();
setRT();
setMaxIterations();
}
