void SplitAddAttr (Collection* C, const char* Combined, const char* Name)
/* Split a combined name/value pair and add it as an attribute to C. Some
* attributes may not need a name. If the name is missing, use Name. If
* Name is NULL, terminate with an error.
*/
{
/* Name and value are separated by an equal sign */
const char* Pos = strchr (Combined, '=');
if (Pos == 0) {
/* Combined is actually a value */
if (Name == 0) {
Error ("Command line attribute `%s' doesn't contain a name", Combined);
}
AddAttr (C, Name, Combined);
} else {
/* Must split name and value */
StrBuf N = AUTO_STRBUF_INITIALIZER;
SB_CopyBuf (&N, Combined, Pos - Combined);
SB_Terminate (&N);
/* Add the attribute */
AddAttr (C, SB_GetConstBuf (&N), Pos+1);
/* Release memory */
SB_Done (&N);
}
}
NCURSES_SP_NAME(slk_attron) (NCURSES_SP_DCLx const chtype attr)
{
T((T_CALLED("slk_attron(%p,%s)"), (void *) SP_PARM, _traceattr(attr)));
if (SP_PARM != 0 && SP_PARM->_slk != 0) {
TR(TRACE_ATTRS, ("... current %s", _tracech_t(CHREF(SP_PARM->_slk->attr))));
AddAttr(SP_PARM->_slk->attr, attr);
if ((attr & A_COLOR) != 0) {
SetPair(SP_PARM->_slk->attr, PAIR_NUMBER(attr));
}
TR(TRACE_ATTRS, ("new attribute is %s", _tracech_t(CHREF(SP_PARM->_slk->attr))));
returnCode(OK);
} else
returnCode(ERR);
}
slk_attron(const chtype attr)
{
T((T_CALLED("slk_attron(%s)"), _traceattr(attr)));
if (SP != 0 && SP->_slk != 0) {
TR(TRACE_ATTRS, ("... current %s", _tracech_t(CHREF(SP->_slk->attr))));
AddAttr(SP->_slk->attr, attr);
if ((attr & A_COLOR) != 0) {
SetPair(SP->_slk->attr, PAIR_NUMBER(attr));
}
TR(TRACE_ATTRS, ("new attribute is %s", _tracech_t(CHREF(SP->_slk->attr))));
returnCode(OK);
} else
returnCode(ERR);
}
static NCURSES_INLINE NCURSES_CH_T
render_char(WINDOW *win, NCURSES_CH_T ch)
/* compute a rendition of the given char correct for the current context */
{
attr_t a = WINDOW_ATTRS(win);
int pair = GetPair(ch);
if (ISBLANK(ch)
&& AttrOf(ch) == A_NORMAL
&& pair == 0) {
/* color/pair in attrs has precedence over bkgrnd */
ch = win->_nc_bkgd;
SetAttr(ch, a | AttrOf(win->_nc_bkgd));
if ((pair = GET_WINDOW_PAIR(win)) == 0)
pair = GetPair(win->_nc_bkgd);
SetPair(ch, pair);
} else {
/* color in attrs has precedence over bkgrnd */
a |= AttrOf(win->_nc_bkgd) & COLOR_MASK(a);
/* color in ch has precedence */
if (pair == 0) {
if ((pair = GET_WINDOW_PAIR(win)) == 0)
pair = GetPair(win->_nc_bkgd);
}
#if 0
if (pair > 255) {
NCURSES_CH_T fixme = ch;
SetPair(fixme, pair);
}
#endif
AddAttr(ch, (a & COLOR_MASK(AttrOf(ch))));
SetPair(ch, pair);
}
TR(TRACE_VIRTPUT,
("render_char bkg %s (%d), attrs %s (%d) -> ch %s (%d)",
_tracech_t2(1, CHREF(win->_nc_bkgd)),
GetPair(win->_nc_bkgd),
_traceattr(WINDOW_ATTRS(win)),
GET_WINDOW_PAIR(win),
_tracech_t2(3, CHREF(ch)),
GetPair(ch)));
return (ch);
}
void
nsFrameUtil::Tag::ReadAttrs(FILE* aFile)
{
for (;;) {
if (!EatWS(aFile)) {
break;
}
int c = getc(aFile);
if (c < 0) break;
if (c == '/') {
if (!EatWS(aFile)) {
return;
}
if (Expect(aFile, '>')) {
type = openClose;
break;
}
}
else if (c == '>') {
break;
}
ungetc(c, aFile);
char* attr = ReadIdent(aFile);
if ((nsnull == attr) || !EatWS(aFile)) {
break;
}
char* value = nsnull;
if (Expect(aFile, '=')) {
value = ReadString(aFile);
if (nsnull == value) {
delete [] attr;
break;
}
}
AddAttr(attr, value);
}
}
static NCURSES_INLINE int
wadd_wch_nosync(WINDOW *win, cchar_t ch)
/* the workhorse function -- add a character to the given window */
{
NCURSES_SIZE_T x, y;
wchar_t *s;
int tabsize = 8;
#if USE_REENTRANT
SCREEN *sp = _nc_screen_of(win);
#endif
/*
* If we are using the alternate character set, forget about locale.
* Otherwise, if the locale claims the code is printable, treat it that
* way.
*/
if ((AttrOf(ch) & A_ALTCHARSET)
|| iswprint((wint_t) CharOf(ch)))
return wadd_wch_literal(win, ch);
/*
* Handle carriage control and other codes that are not printable, or are
* known to expand to more than one character according to unctrl().
*/
x = win->_curx;
y = win->_cury;
switch (CharOf(ch)) {
case '\t':
#if USE_REENTRANT
tabsize = *ptrTabsize(sp);
#else
tabsize = TABSIZE;
#endif
x = (NCURSES_SIZE_T) (x + (tabsize - (x % tabsize)));
/*
* Space-fill the tab on the bottom line so that we'll get the
* "correct" cursor position.
*/
if ((!win->_scroll && (y == win->_regbottom))
|| (x <= win->_maxx)) {
cchar_t blank = blankchar;
AddAttr(blank, AttrOf(ch));
while (win->_curx < x) {
if (wadd_wch_literal(win, blank) == ERR)
return (ERR);
}
break;
} else {
wclrtoeol(win);
win->_flags |= _WRAPPED;
if (newline_forces_scroll(win, &y)) {
x = win->_maxx;
if (win->_scroll) {
scroll(win);
x = 0;
}
} else {
x = 0;
}
}
break;
case '\n':
wclrtoeol(win);
if (newline_forces_scroll(win, &y)) {
if (win->_scroll)
scroll(win);
else
return (ERR);
}
/* FALLTHRU */
case '\r':
x = 0;
win->_flags &= ~_WRAPPED;
break;
case '\b':
if (x == 0)
return (OK);
x--;
win->_flags &= ~_WRAPPED;
break;
default:
if ((s = wunctrl(&ch)) != 0) {
while (*s) {
cchar_t sch;
SetChar(sch, *s++, AttrOf(ch));
if_EXT_COLORS(SetPair(sch, GetPair(ch)));
if (wadd_wch_literal(win, sch) == ERR)
return ERR;
}
return OK;
}
return ERR;
}
win->_curx = x;
win->_cury = y;
return OK;
}
static void UnusedAttr (Declaration* D)
/* Parse the "unused" attribute */
{
/* Add the noreturn attribute */
AddAttr (D, NewDeclAttr (atUnused));
}
static void NoReturnAttr (Declaration* D)
/* Parse the "noreturn" attribute */
{
/* Add the noreturn attribute */
AddAttr (D, NewDeclAttr (atNoReturn));
}
static void RangeSection (void)
/* Parse a range section */
{
static const IdentTok RangeDefs[] = {
{ "COMMENT", INFOTOK_COMMENT },
{ "END", INFOTOK_END },
{ "NAME", INFOTOK_NAME },
{ "START", INFOTOK_START },
{ "TYPE", INFOTOK_TYPE },
};
static const IdentTok TypeDefs[] = {
{ "ADDRTABLE", INFOTOK_ADDRTAB },
{ "BYTETABLE", INFOTOK_BYTETAB },
{ "CODE", INFOTOK_CODE },
{ "DBYTETABLE", INFOTOK_DBYTETAB },
{ "DWORDTABLE", INFOTOK_DWORDTAB },
{ "RTSTABLE", INFOTOK_RTSTAB },
{ "SKIP", INFOTOK_SKIP },
{ "TEXTTABLE", INFOTOK_TEXTTAB },
{ "WORDTABLE", INFOTOK_WORDTAB },
};
/* Which values did we get? */
enum {
tNone = 0x00,
tStart = 0x01,
tEnd = 0x02,
tType = 0x04,
tName = 0x08,
tComment= 0x10,
tNeeded = (tStart | tEnd | tType)
};
unsigned Attributes = tNone;
/* Locals - initialize to avoid gcc warnings */
unsigned Start = 0;
unsigned End = 0;
unsigned char Type = 0;
char* Name = 0;
char* Comment = 0;
unsigned MemberSize = 0;
/* Skip the token */
InfoNextTok ();
/* Expect the opening curly brace */
InfoConsumeLCurly ();
/* Look for section tokens */
while (InfoTok != INFOTOK_RCURLY) {
/* Convert to special token */
InfoSpecialToken (RangeDefs, ENTRY_COUNT (RangeDefs), "Range attribute");
/* Look at the token */
switch (InfoTok) {
case INFOTOK_COMMENT:
AddAttr ("COMMENT", &Attributes, tComment);
InfoNextTok ();
InfoAssureStr ();
if (InfoSVal[0] == '\0') {
InfoError ("Comment may not be empty");
}
Comment = xstrdup (InfoSVal);
Attributes |= tComment;
InfoNextTok ();
break;
case INFOTOK_END:
AddAttr ("END", &Attributes, tEnd);
InfoNextTok ();
InfoAssureInt ();
InfoRangeCheck (0x0000, 0xFFFF);
End = InfoIVal;
InfoNextTok ();
break;
case INFOTOK_NAME:
AddAttr ("NAME", &Attributes, tName);
InfoNextTok ();
InfoAssureStr ();
if (InfoSVal[0] == '\0') {
InfoError ("Name may not be empty");
}
Name = xstrdup (InfoSVal);
Attributes |= tName;
InfoNextTok ();
break;
case INFOTOK_START:
AddAttr ("START", &Attributes, tStart);
InfoNextTok ();
InfoAssureInt ();
InfoRangeCheck (0x0000, 0xFFFF);
Start = InfoIVal;
InfoNextTok ();
break;
case INFOTOK_TYPE:
AddAttr ("TYPE", &Attributes, tType);
InfoNextTok ();
InfoSpecialToken (TypeDefs, ENTRY_COUNT (TypeDefs), "TYPE");
switch (InfoTok) {
case INFOTOK_ADDRTAB: Type = atAddrTab; MemberSize = 2; break;
case INFOTOK_BYTETAB: Type = atByteTab; MemberSize = 1; break;
case INFOTOK_CODE: Type = atCode; MemberSize = 1; break;
case INFOTOK_DBYTETAB: Type = atDByteTab; MemberSize = 2; break;
case INFOTOK_DWORDTAB: Type = atDWordTab; MemberSize = 4; break;
case INFOTOK_RTSTAB: Type = atRtsTab; MemberSize = 2; break;
case INFOTOK_SKIP: Type = atSkip; MemberSize = 1; break;
case INFOTOK_TEXTTAB: Type = atTextTab; MemberSize = 1; break;
case INFOTOK_WORDTAB: Type = atWordTab; MemberSize = 2; break;
}
InfoNextTok ();
break;
default:
Internal ("Unexpected token: %u", InfoTok);
}
/* Directive is followed by a semicolon */
InfoConsumeSemi ();
}
/* Did we get all required values? */
if ((Attributes & tNeeded) != tNeeded) {
InfoError ("Required values missing from this section");
}
/* Start must be less than end */
if (Start > End) {
InfoError ("Start value must not be greater than end value");
}
/* Check the granularity */
if (((End - Start + 1) % MemberSize) != 0) {
InfoError ("Type of range needs a granularity of %u", MemberSize);
}
/* Set the range */
MarkRange (Start, End, Type);
/* Do we have a label? */
if (Attributes & tName) {
/* Define a label for the table */
AddExtLabel (Start, Name);
/* Set the comment if we have one */
if (Comment) {
SetComment (Start, Comment);
}
/* Delete name and comment */
xfree (Name);
xfree (Comment);
}
/* Consume the closing brace */
InfoConsumeRCurly ();
}