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gram.y
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gram.y
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/* SC A Spreadsheet Calculator
* Command and expression parser
*
* original by James Gosling, September 1982
* modified by Mark Weiser and Bruce Israel,
* University of Maryland
*
* more mods Robert Bond 12/86
*
* More mods by Alan Silverstein, 3/88, see list of changes.
*
* $Revision: 7.15 $
*/
%{
#include <curses.h>
#include <stdlib.h>
#include "sc.h"
#ifndef MSDOS
#include <unistd.h>
#endif
#define ENULL (struct enode *)0
%}
%union {
int ival;
double fval;
struct ent_ptr ent;
struct enode *enode;
char *sval;
struct range_s rval;
}
%type <ent> var
%type <fval> num
%type <rval> range
%type <rval> var_or_range
%type <sval> strarg
%type <enode> e term expr_list
%token <sval> STRING
%token <ival> NUMBER
%token <fval> FNUMBER
%token <rval> RANGE
%token <rval> VAR
%token <sval> WORD
%token <ival> COL
/*
* When adding new commands, make sure that any commands that may take
* COL as an argument precede S_FORMAT in the %token list. All other
* commands must come after S_FORMAT. This is necessary so that range
* names can be less than three letters without being parsed as column
* names.
*/
%token S_SHOW
%token S_HIDE
%token S_INSERTCOL
%token S_OPENCOL
%token S_DELETECOL
%token S_YANKCOL
%token S_GETFORMAT
%token S_FORMAT
%token S_FMT
%token S_LET
%token S_LABEL
%token S_LEFTSTRING
%token S_RIGHTSTRING
%token S_COLOR
%token S_ADDNOTE
%token S_DELNOTE
%token S_GET
%token S_PUT
%token S_MERGE
%token S_WRITE
%token S_TBL
%token S_COPY
%token S_MOVE
%token S_ERASE
%token S_YANK
%token S_FILL
%token S_SORT
%token S_LOCK
%token S_UNLOCK
%token S_GOTO
%token S_DEFINE
%token S_UNDEFINE
%token S_FRAME
%token S_FRAMETOP
%token S_FRAMEBOTTOM
%token S_FRAMELEFT
%token S_FRAMERIGHT
%token S_UNFRAME
%token S_VALUE
%token S_MDIR
%token S_AUTORUN
%token S_FKEY
%token S_SCEXT
%token S_ASCEXT
%token S_TBL0EXT
%token S_TBLEXT
%token S_LATEXEXT
%token S_SLATEXEXT
%token S_TEXEXT
%token S_SET
%token S_UP
%token S_DOWN
%token S_LEFT
%token S_RIGHT
%token S_ENDUP
%token S_ENDDOWN
%token S_ENDLEFT
%token S_ENDRIGHT
%token S_SELECT
%token S_INSERTROW
%token S_OPENROW
%token S_DELETEROW
%token S_YANKROW
%token S_PULL
%token S_PULLMERGE
%token S_PULLROWS
%token S_PULLCOLS
%token S_PULLXCHG
%token S_PULLTP
%token S_WHEREAMI
%token S_GETNUM
%token S_FGETNUM
%token S_GETSTRING
%token S_GETEXP
%token S_GETFMT
%token S_GETFRAME
%token S_EVAL
%token S_SEVAL
%token S_QUERY
%token S_ERROR
%token S_RECALC
%token S_REDRAW
%token S_QUIT
%token S_STATUS
%token S_RUN
%token K_ERROR
%token K_INVALID
%token K_FIXED
%token K_SUM
%token K_PROD
%token K_AVG
%token K_STDDEV
%token K_COUNT
%token K_ROWS
%token K_COLS
%token K_ABS
%token K_ACOS
%token K_ASIN
%token K_ATAN
%token K_ATAN2
%token K_CEIL
%token K_COS
%token K_EXP
%token K_FABS
%token K_FLOOR
%token K_HYPOT
%token K_LN
%token K_LOG
%token K_PI
%token K_POW
%token K_SIN
%token K_SQRT
%token K_TAN
%token K_DTR
%token K_RTD
%token K_MAX
%token K_MIN
%token K_RND
%token K_ROUND
%token K_IF
%token K_PV
%token K_FV
%token K_PMT
%token K_HOUR
%token K_MINUTE
%token K_SECOND
%token K_MONTH
%token K_DAY
%token K_YEAR
%token K_NOW
%token K_DATE
%token K_DTS
%token K_TTS
%token K_FMT
%token K_SUBSTR
%token K_UPPER
%token K_LOWER
%token K_CAPITAL
%token K_STON
%token K_EQS
%token K_EXT
%token K_NVAL
%token K_SVAL
%token K_LOOKUP
%token K_HLOOKUP
%token K_VLOOKUP
%token K_INDEX
%token K_STINDEX
%token K_AUTO
%token K_AUTOCALC
%token K_AUTOINSERT
%token K_CSLOP
%token K_BYROWS
%token K_BYCOLS
%token K_OPTIMIZE
%token K_ITERATIONS
%token K_NUMERIC
%token K_PRESCALE
%token K_EXTFUN
%token K_CELLCUR
%token K_TOPROW
%token K_COLOR
%token K_COLORNEG
%token K_COLORERR
%token K_BRAILLE
%token K_BLACK
%token K_RED
%token K_GREEN
%token K_YELLOW
%token K_BLUE
%token K_MAGENTA
%token K_CYAN
%token K_WHITE
%token K_TBLSTYLE
%token K_TBL
%token K_LATEX
%token K_SLATEX
%token K_TEX
%token K_FRAME
%token K_RNDTOEVEN
%token K_MYROW
%token K_MYCOL
%token K_COLTOA
%token K_CRACTION
%token K_CRROW
%token K_CRCOL
%token K_ROWLIMIT
%token K_COLLIMIT
%token K_PAGESIZE
%token K_NUMITER
%token K_ERR
%token K_SCRC
%right ';'
%left '?' ':'
%left '|'
%left '&'
%nonassoc '<' '=' '>' '!'
%left '+' '-' '#'
%left '*' '/' '%'
%left '^'
%%
command: S_LET var_or_range '=' e
{ let($2.left.vp, $4); }
| S_LABEL var_or_range '=' e
{ slet($2.left.vp, $4, 0); }
| S_LEFTSTRING var_or_range '=' e
{ slet($2.left.vp, $4, -1); }
| S_RIGHTSTRING var_or_range '=' e
{ slet($2.left.vp, $4, 1); }
| S_ADDNOTE var { if (showrange) {
$2.vp->nrow=currow<showsr?currow:showsr;
$2.vp->ncol=curcol<showsc?curcol:showsc;
$2.vp->nlastrow=currow<showsr?showsr:currow;
$2.vp->nlastcol=curcol<showsc?showsc:curcol;
} else {
$2.vp->nrow=currow;
$2.vp->ncol=curcol;
$2.vp->nlastrow=currow;
$2.vp->nlastcol=curcol;
}
modflg++;
}
| S_ADDNOTE var var_or_range
{ $2.vp->nrow = $3.left.vp->row;
$2.vp->ncol = $3.left.vp->col;
$2.vp->nlastrow = $3.right.vp->row;
$2.vp->nlastcol = $3.right.vp->col;
modflg++;
}
| S_DELNOTE var { $2.vp->nrow = $2.vp->ncol = -1; }
| S_DELNOTE { struct ent *p;
p = lookat(currow, curcol);
p->nrow = p->ncol = -1;
}
| S_FORMAT COL ':' COL NUMBER NUMBER NUMBER
{ doformat($2,$4,$5,$6,$7); }
| S_FORMAT COL NUMBER NUMBER NUMBER
{ doformat($2,$2,$3,$4,$5); }
| S_FORMAT COL ':' COL NUMBER NUMBER
{ doformat($2,$4,$5,$6, REFMTFIX); }
| S_FORMAT COL NUMBER NUMBER
{ doformat($2,$2,$3,$4, REFMTFIX); }
| S_FORMAT NUMBER '=' STRING
{ if ($2 >= 0 && $2 < 10) {
if (colformat[$2])
scxfree(colformat[$2]);
if (strlen($4))
colformat[$2] = $4;
FullUpdate++;
modflg++;
} else
error("Invalid format number");
}
| S_GET strarg { /* This tmp hack is because readfile
* recurses back through yyparse. */
char *tmp;
tmp = $2;
readfile(tmp, 1);
scxfree(tmp);
}
| S_MERGE strarg {
char *tmp;
tmp = $2;
readfile(tmp, 0);
scxfree(tmp);
}
| S_MDIR strarg { if (mdir) scxfree(mdir);
if (strlen($2))
mdir = $2;
modflg++; }
| S_AUTORUN strarg
{ if (autorun) scxfree(autorun);
if (strlen($2))
autorun = $2;
modflg++; }
| S_FKEY NUMBER '=' strarg
{ if ($2 > 0 && $2 <= FKEYS) {
if (fkey[$2 - 1]) {
scxfree(fkey[$2 - 1]);
fkey[$2 - 1] = NULL;
}
if (strlen($4))
fkey[$2 - 1] = $4;
modflg++;
} else
error("Invalid function key");
}
| S_SCEXT strarg { if (scext) scxfree(scext); scext = $2; }
| S_ASCEXT strarg { if (ascext) scxfree(ascext); ascext = $2; }
| S_TBL0EXT strarg
{ if (tbl0ext) scxfree(tbl0ext); tbl0ext = $2; }
| S_TBLEXT strarg { if (tblext) scxfree(tblext); tblext = $2; }
| S_LATEXEXT strarg { if (latexext) scxfree(latexext);
latexext = $2; }
| S_SLATEXEXT strarg { if (slatexext) scxfree(slatexext);
slatexext = $2; }
| S_TEXEXT strarg { if (texext) scxfree(texext); texext = $2; }
| S_PUT strarg range
{ (void) writefile($2, ($3.left.vp)->row,
($3.left.vp)->col, ($3.right.vp)->row,
($3.right.vp)->col);
scxfree($2); }
| S_PUT strarg { (void) writefile($2, 0, 0, maxrow, maxcol);
scxfree($2); }
| S_PUT range { (void) write_cells(stdout,
$2.left.vp->row, $2.left.vp->col,
$2.right.vp->row, $2.right.vp->col,
$2.left.vp->row, $2.left.vp->col); }
| S_PUT range '/' var_or_range
{ (void) write_cells(stdout,
$2.left.vp->row, $2.left.vp->col,
$2.right.vp->row, $2.right.vp->col,
$4.left.vp->row, $4.left.vp->col); }
| S_PUT '/' var_or_range { (void) write_cells(stdout,
showsr, showsc, currow, curcol,
$3.left.vp->row, $3.left.vp->col); }
| S_WRITE strarg range { (void) printfile($2, ($3.left.vp)->row,
($3.left.vp)->col, ($3.right.vp)->row,
($3.right.vp)->col);
scxfree($2); }
| S_WRITE strarg { (void) printfile($2, 0, 0, maxrow, maxcol);
scxfree($2); }
| S_TBL strarg range { (void) tblprintfile($2, ($3.left.vp)->row,
($3.left.vp)->col, ($3.right.vp)->row,
($3.right.vp)->col);
scxfree($2); }
| S_TBL strarg { (void)tblprintfile($2, 0, 0, maxrow, maxcol);
scxfree($2); }
| S_SHOW COL ':' COL { showcol($2, $4); }
| S_SHOW NUMBER ':' NUMBER
{ showrow($2, $4); }
| S_HIDE COL { hide_col($2); }
| S_HIDE NUMBER { hide_row($2); }
| S_COPY { if (showrange) {
showrange = 0;
copy(lookat(showsr, showsc),
lookat(currow, curcol),
NULL, NULL);
} else
copy(lookat(currow, curcol),
lookat(currow, curcol),
NULL, NULL); }
| S_COPY range { copy($2.left.vp, $2.right.vp,
NULL, NULL); }
| S_COPY range var_or_range
{ copy($2.left.vp, $2.right.vp,
$3.left.vp, $3.right.vp); }
| S_MOVE var { mover($2.vp, lookat(showsr, showsc),
lookat(currow, curcol)); }
| S_MOVE var var_or_range { mover($2.vp, $3.left.vp,
$3.right.vp); }
| S_ERASE { eraser(lookat(showsr, showsc),
lookat(currow, curcol)); }
| S_ERASE var_or_range { eraser($2.left.vp, $2.right.vp); }
| S_YANK { yankr(lookat(showsr, showsc),
lookat(currow, curcol)); }
| S_YANK var_or_range { yankr($2.left.vp, $2.right.vp); }
| S_VALUE { valueize_area(showsr, showsc, currow, curcol);
modflg++; }
| S_VALUE var_or_range { valueize_area(($2.left.vp)->row,
($2.left.vp)->col,
($2.right.vp)->row,
($2.right.vp)->col); modflg++; }
| S_FILL var_or_range num num
{ fill($2.left.vp, $2.right.vp, $3, $4); }
| S_SORT { sortrange(lookat(showsr, showsc),
lookat(currow, curcol), NULL); }
| S_SORT range { sortrange($2.left.vp, $2.right.vp, NULL); }
| S_SORT range strarg
{ sortrange($2.left.vp, $2.right.vp, $3); }
| S_FMT var_or_range STRING
{ format_cell($2.left.vp, $2.right.vp, $3); }
| S_LOCK { lock_cells(lookat(showsr, showsc),
lookat(currow, curcol)); }
| S_LOCK var_or_range
{ lock_cells($2.left.vp, $2.right.vp); }
| S_UNLOCK { unlock_cells(lookat(showsr, showsc),
lookat(currow, curcol)); }
| S_UNLOCK var_or_range
{ unlock_cells($2.left.vp, $2.right.vp); }
| S_GOTO var_or_range var_or_range
{ moveto($2.left.vp->row, $2.left.vp->col,
$2.right.vp->row, $2.right.vp->col,
$3.left.vp->row, $3.left.vp->col); }
| S_GOTO var_or_range { moveto($2.left.vp->row, $2.left.vp->col,
$2.right.vp->row, $2.right.vp->col,
-1, -1); }
| S_GOTO num range { num_search($2,
$3.left.vp->row, $3.left.vp->col,
$3.right.vp->row,
$3.right.vp->col, 0); }
| S_GOTO num { num_search($2, 0, 0,
maxrow, maxcol, 0); }
| S_GOTO errlist
| S_GOTO STRING range { str_search($2,
$3.left.vp->row, $3.left.vp->col,
$3.right.vp->row,
$3.right.vp->col, 0); }
| S_GOTO '#' STRING range { str_search($3,
$4.left.vp->row, $4.left.vp->col,
$4.right.vp->row,
$4.right.vp->col, 1); }
| S_GOTO '%' STRING range { str_search($3,
$4.left.vp->row, $4.left.vp->col,
$4.right.vp->row,
$4.right.vp->col, 2); }
| S_GOTO STRING { str_search($2, 0, 0,
maxrow, maxcol, 0); }
| S_GOTO '#' STRING { str_search($3, 0, 0,
maxrow, maxcol, 1); }
| S_GOTO '%' STRING { str_search($3, 0, 0,
maxrow, maxcol, 2); }
| S_GOTO { go_last(); }
| S_GOTO WORD { /* don't repeat last goto on
"unintelligible word" */ ; }
| S_DEFINE strarg { struct ent_ptr arg1, arg2;
arg1.vp = lookat(showsr, showsc);
arg1.vf = 0;
arg2.vp = lookat(currow, curcol);
arg2.vf = 0;
if (arg1.vp == arg2.vp || !showrange)
add_range($2, arg2, arg2, 0);
else
add_range($2, arg1, arg2, 1); }
| S_DEFINE strarg range { add_range($2, $3.left, $3.right, 1); }
| S_DEFINE strarg var { add_range($2, $3, $3, 0); }
| S_UNDEFINE var_or_range { del_range($2.left.vp, $2.right.vp); }
| S_FRAME range range { add_frange($2.left.vp, $2.right.vp,
$3.left.vp, $3.right.vp,
0, 0, 0, 0); }
| S_FRAME range { if (showrange) {
showrange = 0;
add_frange($2.left.vp, $2.right.vp,
lookat(showsr, showsc),
lookat(currow, curcol),
0, 0, 0, 0);
} else {
struct frange *cfr;
cfr = find_frange(currow, curcol);
if (cfr) {
add_frange(cfr->or_left,
cfr->or_right,
$2.left.vp, $2.right.vp,
0, 0, 0, 0);
}
}
}
| S_FRAME { struct frange *cfr;
/* cfr points to current frange */
cfr = find_frange(currow, curcol);
if (showrange && cfr) {
showrange = 0;
add_frange(cfr->or_left,
cfr->or_right,
lookat(showsr, showsc),
lookat(currow, curcol),
0, 0, 0, 0);
} else {
error("Need both outer and inner"
" ranges to create frame");
}
}
| S_FRAMETOP range NUMBER
{ add_frange($2.left.vp, $2.right.vp,
NULL, NULL, $3, -1, -1, -1); }
| S_FRAMETOP NUMBER { struct frange *cfr;
/* cfr points to current frange */
cfr = find_frange(currow, curcol);
if (cfr)
add_frange(cfr->or_left,
cfr->or_right,
NULL, NULL, $2, -1, -1, -1); }
| S_FRAMEBOTTOM range NUMBER
{ add_frange($2.left.vp, $2.right.vp,
NULL, NULL, -1, $3, -1, -1); }
| S_FRAMEBOTTOM NUMBER { struct frange *cfr;
/* cfr points to current frange */
cfr = find_frange(currow, curcol);
if (cfr)
add_frange(cfr->or_left,
cfr->or_right,
NULL, NULL, -1, $2, -1, -1); }
| S_FRAMELEFT range NUMBER
{ add_frange($2.left.vp, $2.right.vp,
NULL, NULL, -1, -1, $3, -1); }
| S_FRAMELEFT NUMBER { struct frange *cfr;
/* cfr points to current frange */
cfr = find_frange(currow, curcol);
if (cfr)
add_frange(cfr->or_left,
cfr->or_right,
NULL, NULL, -1, -1, $2, -1); }
| S_FRAMERIGHT range NUMBER
{ add_frange($2.left.vp, $2.right.vp,
NULL, NULL, -1, -1, -1, $3); }
| S_FRAMERIGHT NUMBER { struct frange *cfr;
/* cfr points to current frange */
cfr = find_frange(currow, curcol);
if (cfr)
add_frange(cfr->or_left,
cfr->or_right,
NULL, NULL, -1, -1, -1, $2); }
| S_UNFRAME range { add_frange($2.left.vp, $2.right.vp,
NULL, NULL, 0, 0, 0, 0); }
| S_UNFRAME { struct frange *cfr;
/* cfr points to current frange */
cfr = find_frange(currow, curcol);
if (cfr)
add_frange(cfr->or_left,
cfr->or_right,
NULL, NULL, 0, 0, 0, 0); }
| S_COLOR NUMBER '=' { if ($2 > 0 && $2 < 9)
initcolor($2);
else
error("Invalid color number"); }
| S_COLOR NUMBER '=' e { change_color($2, $4); }
| S_COLOR range NUMBER { add_crange($2.left.vp, $2.right.vp,
$3); }
| S_SET setlist
| S_UP { backrow( 1); }
| S_UP NUMBER { backrow($2); }
| S_DOWN { forwrow( 1); }
| S_DOWN NUMBER { forwrow($2); }
| S_LEFT { backcol( 1); }
| S_LEFT NUMBER { backcol($2); }
| S_RIGHT { forwcol( 1); }
| S_RIGHT NUMBER { forwcol($2); }
| S_ENDUP { doend(-1, 0); }
| S_ENDDOWN { doend( 1, 0); }
| S_ENDLEFT { doend( 0,-1); }
| S_ENDRIGHT { doend( 0, 1); }
| S_SELECT STRING { int c;
if ((c = *$2) >= '0' && c <= '9') {
qbuf = c - '0' + (DELBUFSIZE - 10);
} else if (c >= 'a' && c <= 'z') {
qbuf = c - 'a' + (DELBUFSIZE - 36);
} else if (c == '"') {
qbuf = 0;
} else
error("Invalid buffer");
scxfree($2);
}
| S_INSERTROW { insertrow( 1, 0); }
| S_INSERTROW '*' NUMBER { insertrow($3, 0); }
| S_OPENROW { insertrow( 1, 0); }
| S_OPENROW '*' NUMBER { insertrow($3, 0); }
| S_INSERTCOL { insertcol( 1, 0); }
| S_INSERTCOL '*' NUMBER { insertcol($3, 0); }
| S_OPENCOL { insertcol( 1, 1); }
| S_OPENCOL '*' NUMBER { insertcol($3, 1); }
| S_DELETEROW { int r = currow, arg;
if (showsr < currow) {
currow = showsr;
showsr = r;
}
arg = showsr - currow + 1;
deleterow(arg);
}
| S_DELETEROW '*' NUMBER { deleterow($3); }
| S_DELETEROW NUMBER { int r = currow;
currow = $2;
deleterow(1);
currow = r <= currow ? r : r - 1;
}
| S_DELETEROW NUMBER ':' NUMBER
{ int r = currow, arg;
if ($2 < $4) {
currow = $2;
arg = $4 - $2 + 1;
} else {
currow = $4;
arg = $2 - $4 + 1;
}
deleterow(arg);
currow = r < currow ? r :
r < currow + arg ? currow :
r - arg;
}
| S_DELETECOL { int c = curcol, arg;
if (showsc < curcol) {
curcol = showsc;
showsc = c;
}
arg = showsc - curcol + 1;
closecol(arg);
}
| S_DELETECOL COL { int r = curcol;
curcol = $2;
closecol(1);
curcol = r <= curcol ? r : r - 1;
}
| S_DELETECOL '*' NUMBER { closecol($3); }
| S_DELETECOL COL ':' COL { int c = curcol, arg;
if ($2 < $4) {
curcol = $2;
arg = $4 - $2 + 1;
} else {
curcol = $4;
arg = $2 - $4 + 1;
}
closecol(arg);
curcol = c < curcol ? c :
c < curcol + arg ? curcol :
c - arg;
}
| S_YANKROW { int r = currow, arg;
if (showsr < currow) {
currow = showsr;
showsr = r;
}
arg = showsr - currow + 1;
yankrow(arg);
currow = r;
}
| S_YANKROW '*' NUMBER { yankrow($3); }
| S_YANKROW NUMBER { int r = currow;
currow = $2;
yankrow(1);
currow = r;
}
| S_YANKROW NUMBER ':' NUMBER
{ int r = currow, arg;
if ($2 < $4) {
currow = $2;
arg = $4 - $2 + 1;
} else {
currow = $4;
arg = $2 - $4 + 1;
}
yankrow(arg);
currow = r;
}
| S_YANKCOL { int c = curcol, arg;
if (showsc < curcol) {
curcol = showsc;
showsc = c;
}
arg = showsc - curcol + 1;
yankcol(arg);
curcol = c;
}
| S_YANKCOL NUMBER { int c = curcol;
curcol = $2;
yankcol(1);
curcol = c;
}
| S_YANKCOL '*' NUMBER { yankcol($3); }
| S_YANKCOL COL ':' COL { int c = curcol, arg;
if ($2 < $4) {
curcol = $2;
arg = $4 - $2 + 1;
} else {
curcol = $4;
arg = $2 - $4 + 1;
}
yankcol(arg);
curcol = c;
}
| S_PULL { pullcells('p'); }
| S_PULLMERGE { pullcells('m'); }
| S_PULLROWS { pullcells('r'); }
| S_PULLCOLS { pullcells('c'); }
| S_PULLXCHG { pullcells('x'); }
| S_PULLTP { pullcells('t'); }
| S_WHEREAMI { sprintf(line, "%s%d ",
coltoa(curcol), currow);
sprintf(line + strlen(line), "%s%d\n",
coltoa(stcol), strow);
write(macrofd, line, strlen(line));
line[0] = '\0'; }
| S_WHEREAMI '|' NUMBER { sprintf(line, "%s%d ",
coltoa(curcol), currow);
sprintf(line + strlen(line), "%s%d\n",
coltoa(stcol), strow);
write($3, line, strlen(line));
line[0] = '\0'; }
| S_GETNUM var_or_range { getnum($2.left.vp->row,
$2.left.vp->col,
$2.right.vp->row,
$2.right.vp->col, macrofd); }
| S_GETNUM var_or_range '|' NUMBER
{ getnum($2.left.vp->row,
$2.left.vp->col,
$2.right.vp->row,
$2.right.vp->col, $4); }
| S_GETNUM { getnum(currow, curcol,
currow, curcol, macrofd); }
| S_GETNUM '|' NUMBER { getnum(currow, curcol,
currow, curcol, $3); }
| S_FGETNUM var_or_range { fgetnum($2.left.vp->row,
$2.left.vp->col,
$2.right.vp->row,
$2.right.vp->col, macrofd); }
| S_FGETNUM var_or_range '|' NUMBER
{ fgetnum($2.left.vp->row,
$2.left.vp->col,
$2.right.vp->row,
$2.right.vp->col, $4); }
| S_FGETNUM { fgetnum(currow, curcol,
currow, curcol, macrofd); }
| S_FGETNUM '|' NUMBER { fgetnum(currow, curcol,
currow, curcol, $3); }
| S_GETSTRING var_or_range
{ getstring($2.left.vp->row,
$2.left.vp->col,
$2.right.vp->row,
$2.right.vp->col, macrofd); }
| S_GETSTRING var_or_range '|' NUMBER
{ getstring($2.left.vp->row,
$2.left.vp->col,
$2.right.vp->row,
$2.right.vp->col, $4); }
| S_GETSTRING { getstring(currow, curcol,
currow, curcol, macrofd); }
| S_GETSTRING '|' NUMBER { getstring(currow, curcol,
currow, curcol, $3); }
| S_GETEXP var_or_range { getexp($2.left.vp->row,
$2.left.vp->col,
$2.right.vp->row,
$2.right.vp->col, macrofd); }
| S_GETEXP var_or_range '|' NUMBER
{ getexp($2.left.vp->row,
$2.left.vp->col,
$2.right.vp->row,
$2.right.vp->col, $4); }
| S_GETEXP { getexp(currow, curcol,
currow, curcol, macrofd); }
| S_GETEXP '|' NUMBER { getexp(currow, curcol,
currow, curcol, $3); }
| S_GETFORMAT COL { getformat($2, macrofd); }
| S_GETFORMAT COL '|' NUMBER
{ getformat($2, $4); }
| S_GETFORMAT { getformat(curcol, macrofd); }
| S_GETFORMAT '|' NUMBER { getformat(curcol, $3); }
| S_GETFMT var_or_range { getfmt($2.left.vp->row,
$2.left.vp->col,
$2.right.vp->row,
$2.right.vp->col, macrofd); }
| S_GETFMT var_or_range '|' NUMBER
{ getfmt($2.left.vp->row,
$2.left.vp->col,
$2.right.vp->row,
$2.right.vp->col, $4); }
| S_GETFMT { getfmt(currow, curcol,
currow, curcol, macrofd); }
| S_GETFMT '|' NUMBER { getfmt(currow, curcol,
currow, curcol, $3); }
| S_GETFRAME { getframe(macrofd); }
| S_GETFRAME '|' NUMBER { getframe($3); }
| S_EVAL e { doeval($2, NULL, currow, curcol,
macrofd); }
| S_EVAL e STRING { doeval($2, $3, currow, curcol,
macrofd); }
| S_EVAL e STRING '|' NUMBER
{ doeval($2, $3, currow, curcol,
$3); }
| S_SEVAL e { doseval($2, currow, curcol, macrofd); }
| S_QUERY STRING STRING { doquery($2, $3, macrofd); }
| S_QUERY STRING STRING '|' NUMBER
{ doquery($2, $3, $5); }
| S_QUERY STRING { doquery($2, NULL, macrofd); }
| S_QUERY STRING '|' NUMBER
{ doquery($2, NULL, $4); }
| S_QUERY { doquery(NULL, NULL, macrofd); }
| S_QUERY '|' NUMBER { doquery(NULL, NULL, $3); }
| S_ERROR STRING { error($2); }
| S_STATUS { dostat(macrofd); }
| S_STATUS '|' NUMBER { dostat($3); }
| S_RECALC { EvalAll();
update(1);
changed = 0;
}
| S_REDRAW { if (usecurses) {
clearok(stdscr, TRUE);
linelim = -1;
update(1);
refresh();
changed = 0;
}
}
| S_QUIT { stopdisp(); exit(0); }
| S_RUN STRING { deraw(1);
system($2);
if (*($2 + strlen($2) - 1) != '&') {
printf("Press any key to continue ");
fflush(stdout);
cbreak();
nmgetch();
}
goraw();
scxfree($2); }
| /* nothing */
| error;
term: var { $$ = new_var(O_VAR, $1); }
| K_FIXED term { $$ = new('f', ENULL, $2); }
| '@' K_SUM '(' var_or_range ')'
{ $$ = new_range(REDUCE | '+', $4); }
| '@' K_PROD '(' var_or_range ')'
{ $$ = new_range(REDUCE | '*', $4); }
| '@' K_AVG '(' var_or_range ')'
{ $$ = new_range(REDUCE | 'a', $4); }
| '@' K_STDDEV '(' var_or_range ')'
{ $$ = new_range(REDUCE | 's', $4); }
| '@' K_COUNT '(' var_or_range ')'
{ $$ = new_range(REDUCE | 'c', $4); }
| '@' K_ROWS '(' var_or_range ')'
{ $$ = new_range(REDUCE | 'R', $4); }
| '@' K_COLS '(' var_or_range ')'
{ $$ = new_range(REDUCE | 'C', $4); }
| '@' K_MAX '(' var_or_range ')'
{ $$ = new_range(REDUCE | MAX, $4); }
| '@' K_MAX '(' e ',' expr_list ')'
{ $$ = new(LMAX, $6, $4); }
| '@' K_MIN '(' var_or_range ')'
{ $$ = new_range(REDUCE | MIN, $4); }
| '@' K_MIN '(' e ',' expr_list ')'
{ $$ = new(LMIN, $6, $4); }
| '@' K_ABS '(' e ')' { $$ = new(ABS, ENULL, $4); }
| '@' K_ACOS '(' e ')' { $$ = new(ACOS, ENULL, $4); }
| '@' K_ASIN '(' e ')' { $$ = new(ASIN, ENULL, $4); }
| '@' K_ATAN '(' e ')' { $$ = new(ATAN, ENULL, $4); }
| '@' K_ATAN2 '(' e ',' e ')' { $$ = new(ATAN2, $4, $6); }
| '@' K_CEIL '(' e ')' { $$ = new(CEIL, ENULL, $4); }
| '@' K_COS '(' e ')' { $$ = new(COS, ENULL, $4); }
| '@' K_EXP '(' e ')' { $$ = new(EXP, ENULL, $4); }
| '@' K_FABS '(' e ')' { $$ = new(FABS, ENULL, $4); }
| '@' K_FLOOR '(' e ')' { $$ = new(FLOOR, ENULL, $4); }
| '@' K_HYPOT '(' e ',' e ')' { $$ = new(HYPOT, $4, $6); }
| '@' K_LN '(' e ')' { $$ = new(LOG, ENULL, $4); }
| '@' K_LOG '(' e ')' { $$ = new(LOG10, ENULL, $4); }
| '@' K_POW '(' e ',' e ')' { $$ = new(POW, $4, $6); }
| '@' K_SIN '(' e ')' { $$ = new(SIN, ENULL, $4); }
| '@' K_SQRT '(' e ')' { $$ = new(SQRT, ENULL, $4); }
| '@' K_TAN '(' e ')' { $$ = new(TAN, ENULL, $4); }
| '@' K_DTR '(' e ')' { $$ = new(DTR, ENULL, $4); }
| '@' K_RTD '(' e ')' { $$ = new(RTD, ENULL, $4); }
| '@' K_RND '(' e ')' { $$ = new(RND, ENULL, $4); }
| '@' K_ROUND '(' e ',' e ')' { $$ = new(ROUND, $4, $6); }
| '@' K_IF '(' e ',' e ',' e ')' { $$ = new(IF, $4,new(',',$6,$8)); }
| '@' K_PV '(' e ',' e ',' e ')' { $$ = new(PV, $4,new(':',$6,$8)); }
| '@' K_FV '(' e ',' e ',' e ')' { $$ = new(FV, $4,new(':',$6,$8)); }
| '@' K_PMT '(' e ',' e ',' e ')' { $$ = new(PMT, $4,new(':',$6,$8)); }
| '@' K_HOUR '(' e ')' { $$ = new(HOUR,ENULL, $4); }
| '@' K_MINUTE '(' e ')' { $$ = new(MINUTE,ENULL, $4); }
| '@' K_SECOND '(' e ')' { $$ = new(SECOND,ENULL, $4); }
| '@' K_MONTH '(' e ')' { $$ = new(MONTH,ENULL,$4); }
| '@' K_DAY '(' e ')' { $$ = new(DAY, ENULL, $4); }
| '@' K_YEAR '(' e ')' { $$ = new(YEAR, ENULL, $4); }
| '@' K_NOW { $$ = new(NOW, ENULL, ENULL);}
| '@' K_DTS '(' e ',' e ',' e ')'
{ $$ = new(DTS, $4, new(',', $6, $8));}
| NUMBER '.' NUMBER '.' NUMBER { $$ = new(DTS,
new_const(O_CONST, (double) $1),
new(',', new_const(O_CONST, (double) $3),
new_const(O_CONST, (double) $5)));}
| '@' K_TTS '(' e ',' e ',' e ')'
{ $$ = new(TTS, $4, new(',', $6, $8));}
| '@' K_STON '(' e ')' { $$ = new(STON, ENULL, $4); }
| '@' K_EQS '(' e ',' e ')' { $$ = new(EQS, $4, $6); }
| '@' K_DATE '(' e ')' { $$ = new(DATE, ENULL, $4); }
| '@' K_FMT '(' e ',' e ')' { $$ = new(FMT, $4, $6); }
| '@' K_UPPER '(' e ')' { $$ = new(UPPER, ENULL, $4); }
| '@' K_LOWER '(' e ')' { $$ = new(LOWER, ENULL, $4); }
| '@' K_CAPITAL '(' e ')' { $$ = new(CAPITAL, ENULL, $4); }
| '@' K_INDEX '(' range ',' e ')'
{ $$ = new(INDEX, new_range(REDUCE | INDEX, $4), $6); }
| '@' K_INDEX '(' e ',' range ')'
{ $$ = new(INDEX, new_range(REDUCE | INDEX, $6), $4); }
| '@' K_INDEX '(' range ',' e ',' e ')'
{ $$ = new(INDEX, new_range(REDUCE | INDEX, $4),
new(',', $6, $8)); }
| '@' K_LOOKUP '(' range ',' e ')'
{ $$ = new(LOOKUP, new_range(REDUCE | LOOKUP, $4), $6); }
| '@' K_LOOKUP '(' e ',' range ')'
{ $$ = new(LOOKUP, new_range(REDUCE | LOOKUP, $6), $4); }
| '@' K_HLOOKUP '(' range ',' e ',' e ')'
{ $$ = new(HLOOKUP, new_range(REDUCE | HLOOKUP, $4),
new(',', $6, $8)); }
| '@' K_HLOOKUP '(' e ',' range ',' e ')'
{ $$ = new(HLOOKUP, new_range(REDUCE | HLOOKUP, $6),
new(',', $4, $8)); }
| '@' K_VLOOKUP '(' range ',' e ',' e ')'
{ $$ = new(VLOOKUP, new_range(REDUCE | VLOOKUP, $4),
new(',', $6, $8)); }
| '@' K_VLOOKUP '(' e ',' range ',' e ')'
{ $$ = new(VLOOKUP, new_range(REDUCE | VLOOKUP, $6),
new(',', $4, $8)); }
| '@' K_STINDEX '(' range ',' e ')'
{ $$ = new(STINDEX, new_range(REDUCE | STINDEX, $4), $6); }
| '@' K_STINDEX '(' e ',' range ')'
{ $$ = new(STINDEX, new_range(REDUCE | STINDEX, $6), $4); }
| '@' K_STINDEX '(' range ',' e ',' e ')'
{ $$ = new(STINDEX, new_range(REDUCE | STINDEX, $4),
new(',', $6, $8)); }
| '@' K_EXT '(' e ',' e ')' { $$ = new(EXT, $4, $6); }
| '@' K_NVAL '(' e ',' e ')' { $$ = new(NVAL, $4, $6); }
| '@' K_SVAL '(' e ',' e ')' { $$ = new(SVAL, $4, $6); }
| '@' K_SUBSTR '(' e ',' e ',' e ')'
{ $$ = new(SUBSTR, $4, new(',', $6, $8)); }
| '(' e ')' { $$ = $2; }
| '+' term { $$ = $2; }
| '-' term { $$ = new ('m', ENULL, $2); }
| NUMBER { $$ = new_const(O_CONST, (double) $1); }
| FNUMBER { $$ = new_const(O_CONST, $1); }
| '@' K_PI { $$ = new(PI_, ENULL, ENULL); }
| STRING { $$ = new_str($1); }
| '~' term { $$ = new ('~', ENULL, $2); }
| '!' term { $$ = new ('~', ENULL, $2); }
| '@' K_MYROW { $$ = new(MYROW, ENULL, ENULL);}
| '@' K_MYCOL { $$ = new(MYCOL, ENULL, ENULL);}
| '@' K_COLTOA '(' e ')' { $$ = new(COLTOA, ENULL, $4);}
| '@' K_NUMITER { $$ = new(NUMITER, ENULL, ENULL);}
| '@' K_ERR { $$ = new(ERR_, ENULL, ENULL); }
| '@' K_BLACK { $$ = new(BLACK, ENULL, ENULL); }
| '@' K_RED { $$ = new(RED, ENULL, ENULL); }
| '@' K_GREEN { $$ = new(GREEN, ENULL, ENULL); }
| '@' K_YELLOW { $$ = new(YELLOW, ENULL, ENULL); }
| '@' K_BLUE { $$ = new(BLUE, ENULL, ENULL); }
| '@' K_MAGENTA { $$ = new(MAGENTA, ENULL, ENULL); }
| '@' K_CYAN { $$ = new(CYAN, ENULL, ENULL); }
| '@' K_WHITE { $$ = new(WHITE, ENULL, ENULL); }
;
/* expressions */
e: e '+' e { $$ = new ('+', $1, $3); }
| e '-' e { $$ = new ('-', $1, $3); }
| e '*' e { $$ = new ('*', $1, $3); }
| e '/' e { $$ = new ('/', $1, $3); }
| e '%' e { $$ = new ('%', $1, $3); }
| e '^' e { $$ = new ('^', $1, $3); }
| term