version 1.11, 1998/10/07 18:29:38
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version 1.21, 1998/12/21 22:52:30
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Line 1
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Line 1
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\ Gforth primitives |
\ Gforth primitives |
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\ Copyright (C) 1995,1996 Free Software Foundation, Inc. |
\ Copyright (C) 1995,1996,1997,1998 Free Software Foundation, Inc. |
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\ This file is part of Gforth. |
\ This file is part of Gforth. |
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Line 128 EXEC(*(Xt *)a_addr);
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Line 128 EXEC(*(Xt *)a_addr);
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: |
: |
@ execute ; |
@ execute ; |
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\+has? glocals [IF] |
\+glocals |
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branch-lp+!# -- gforth branch_lp_plus_store_number |
branch-lp+!# -- gforth branch_lp_plus_store_number |
/* this will probably not be used */ |
/* this will probably not be used */ |
Line 136 branch_adjust_lp:
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Line 136 branch_adjust_lp:
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lp += (Cell)(IP[1]); |
lp += (Cell)(IP[1]); |
goto branch; |
goto branch; |
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\+[THEN] |
\+ |
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branch -- gforth |
branch -- gforth |
branch: |
branch: |
Line 157 else
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Line 157 else
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INC_IP(1); |
INC_IP(1); |
$4 |
$4 |
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\+has? glocals [IF] |
\+glocals |
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$1-lp+!# $2_lp_plus_store_number |
$1-lp+!# $2_lp_plus_store_number |
$3 goto branch_adjust_lp; |
$3 goto branch_adjust_lp; |
Line 165 $3 goto branch_adjust_lp;
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Line 165 $3 goto branch_adjust_lp;
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else |
else |
INC_IP(2); |
INC_IP(2); |
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\+[THEN] |
\+ |
) |
) |
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condbranch(?branch,f -- f83 question_branch, |
condbranch(?branch,f -- f83 question_branch, |
Line 181 if (f==0) {
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Line 181 if (f==0) {
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\ we don't need an lp_plus_store version of the ?dup-stuff, because it |
\ we don't need an lp_plus_store version of the ?dup-stuff, because it |
\ is only used in if's (yet) |
\ is only used in if's (yet) |
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\+has? xconds [IF] |
\+xconds |
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?dup-?branch f -- f new question_dupe_question_branch |
?dup-?branch f -- f new question_dupe_question_branch |
""The run-time procedure compiled by @code{?DUP-IF}."" |
""The run-time procedure compiled by @code{?DUP-IF}."" |
Line 210 if (f!=0) {
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Line 210 if (f!=0) {
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else |
else |
INC_IP(1); |
INC_IP(1); |
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\+[THEN] |
\+ |
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condbranch((next),-- cmFORTH paren_next, |
condbranch((next),-- cmFORTH paren_next, |
if ((*rp)--) { |
if ((*rp)--) { |
Line 250 if ((olddiff^(olddiff+n))>=0 /* the li
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Line 250 if ((olddiff^(olddiff+n))>=0 /* the li
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IF >r + >r dup @ + >r |
IF >r + >r dup @ + >r |
ELSE >r >r drop cell+ >r THEN ;) |
ELSE >r >r drop cell+ >r THEN ;) |
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\+has? xconds [IF] |
\+xconds |
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condbranch((-loop),u -- gforth paren_minus_loop, |
condbranch((-loop),u -- gforth paren_minus_loop, |
/* !! check this thoroughly */ |
/* !! check this thoroughly */ |
Line 286 if (diff>=0 || newdiff<0) {
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Line 286 if (diff>=0 || newdiff<0) {
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IF_TOS(TOS = sp[0]); |
IF_TOS(TOS = sp[0]); |
,) |
,) |
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\+[THEN] |
\+ |
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unloop -- core |
unloop -- core |
rp += 2; |
rp += 2; |
Line 325 else {
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Line 325 else {
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cell+ >r |
cell+ >r |
THEN ; \ --> CORE-EXT |
THEN ; \ --> CORE-EXT |
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\+has? xconds [IF] |
\+xconds |
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(+do) nlimit nstart -- gforth paren_plus_do |
(+do) nlimit nstart -- gforth paren_plus_do |
*--rp = nlimit; |
*--rp = nlimit; |
Line 407 else {
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Line 407 else {
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cell+ |
cell+ |
THEN >r ; |
THEN >r ; |
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\+[THEN] |
\+ |
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\ don't make any assumptions where the return stack is!! |
\ don't make any assumptions where the return stack is!! |
\ implement this in machine code if it should run quickly! |
\ implement this in machine code if it should run quickly! |
Line 905 f = FLAG($4>=$5);
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Line 905 f = FLAG($4>=$5);
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) |
) |
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\+has? dcomps [IF] |
\+dcomps |
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dcomparisons(d, d1 d2, d_, d1, d2, double, gforth, double, gforth) |
dcomparisons(d, d1 d2, d_, d1, d2, double, gforth, double, gforth) |
dcomparisons(d0, d, d_zero_, d, DZERO, double, gforth, double, gforth) |
dcomparisons(d0, d, d_zero_, d, DZERO, double, gforth, double, gforth) |
dcomparisons(du, ud1 ud2, d_u_, ud1, ud2, gforth, gforth, double-ext, gforth) |
dcomparisons(du, ud1 ud2, d_u_, ud1, ud2, gforth, gforth, double-ext, gforth) |
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\+[THEN] |
\+ |
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within u1 u2 u3 -- f core-ext |
within u1 u2 u3 -- f core-ext |
f = FLAG(u1-u2 < u3-u2); |
f = FLAG(u1-u2 < u3-u2); |
Line 931 a_addr = rp;
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Line 931 a_addr = rp;
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rp! a_addr -- gforth rpstore |
rp! a_addr -- gforth rpstore |
rp = a_addr; |
rp = a_addr; |
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\+has? floating [IF] |
\+floating |
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fp@ -- f_addr gforth fp_fetch |
fp@ -- f_addr gforth fp_fetch |
f_addr = fp; |
f_addr = fp; |
Line 939 f_addr = fp;
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Line 939 f_addr = fp;
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fp! f_addr -- gforth fp_store |
fp! f_addr -- gforth fp_store |
fp = f_addr; |
fp = f_addr; |
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\+[THEN] |
\+ |
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;s -- gforth semis |
;s -- gforth semis |
ip = (Xt *)(*rp++); |
ip = (Xt *)(*rp++); |
Line 1177 c_addr2 = c_addr1+1;
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Line 1177 c_addr2 = c_addr1+1;
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dup 1+ swap c@ ; |
dup 1+ swap c@ ; |
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(f83find) c_addr u f83name1 -- f83name2 new paren_f83find |
(f83find) c_addr u f83name1 -- f83name2 new paren_f83find |
for (; f83name1 != NULL; f83name1 = f83name1->next) |
for (; f83name1 != NULL; f83name1 = (struct F83Name *)(f83name1->next)) |
if ((UCell)F83NAME_COUNT(f83name1)==u && |
if ((UCell)F83NAME_COUNT(f83name1)==u && |
memcasecmp(c_addr, f83name1->name, u)== 0 /* or inline? */) |
memcasecmp(c_addr, f83name1->name, u)== 0 /* or inline? */) |
break; |
break; |
Line 1191 f83name2=f83name1;
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Line 1191 f83name2=f83name1;
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: (find-samelen) ( u f83name1 -- u f83name2/0 ) |
: (find-samelen) ( u f83name1 -- u f83name2/0 ) |
BEGIN 2dup cell+ c@ $1F and <> WHILE @ dup 0= UNTIL THEN ; |
BEGIN 2dup cell+ c@ $1F and <> WHILE @ dup 0= UNTIL THEN ; |
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\+has? hash [IF] |
\+hash |
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(hashfind) c_addr u a_addr -- f83name2 new paren_hashfind |
(hashfind) c_addr u a_addr -- f83name2 new paren_hashfind |
F83Name *f83name1; |
struct F83Name *f83name1; |
f83name2=NULL; |
f83name2=NULL; |
while(a_addr != NULL) |
while(a_addr != NULL) |
{ |
{ |
f83name1=(F83Name *)(a_addr[1]); |
f83name1=(struct F83Name *)(a_addr[1]); |
a_addr=(Cell *)(a_addr[0]); |
a_addr=(Cell *)(a_addr[0]); |
if ((UCell)F83NAME_COUNT(f83name1)==u && |
if ((UCell)F83NAME_COUNT(f83name1)==u && |
memcasecmp(c_addr, f83name1->name, u)== 0 /* or inline? */) |
memcasecmp(c_addr, f83name1->name, u)== 0 /* or inline? */) |
Line 1217 while(a_addr != NULL)
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Line 1217 while(a_addr != NULL)
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(tablefind) c_addr u a_addr -- f83name2 new paren_tablefind |
(tablefind) c_addr u a_addr -- f83name2 new paren_tablefind |
""A case-sensitive variant of @code{(hashfind)}"" |
""A case-sensitive variant of @code{(hashfind)}"" |
F83Name *f83name1; |
struct F83Name *f83name1; |
f83name2=NULL; |
f83name2=NULL; |
while(a_addr != NULL) |
while(a_addr != NULL) |
{ |
{ |
f83name1=(F83Name *)(a_addr[1]); |
f83name1=(struct F83Name *)(a_addr[1]); |
a_addr=(Cell *)(a_addr[0]); |
a_addr=(Cell *)(a_addr[0]); |
if ((UCell)F83NAME_COUNT(f83name1)==u && |
if ((UCell)F83NAME_COUNT(f83name1)==u && |
memcmp(c_addr, f83name1->name, u)== 0 /* or inline? */) |
memcmp(c_addr, f83name1->name, u)== 0 /* or inline? */) |
Line 1272 Create rot-values
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Line 1272 Create rot-values
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7 c, 5 c, 5 c, 5 c, 5 c, 6 c, 5 c, 5 c, 5 c, 5 c, |
7 c, 5 c, 5 c, 5 c, 5 c, 6 c, 5 c, 5 c, 5 c, 5 c, |
7 c, 5 c, 5 c, |
7 c, 5 c, 5 c, |
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\+[THEN] |
\+ |
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(parse-white) c_addr1 u1 -- c_addr2 u2 gforth paren_parse_white |
(parse-white) c_addr1 u1 -- c_addr2 u2 gforth paren_parse_white |
/* use !isgraph instead of isspace? */ |
/* use !isgraph instead of isspace? */ |
Line 1369 n=1;
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Line 1369 n=1;
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: |
: |
1 ; |
1 ; |
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\+has? os [IF] |
key-file wfileid -- n gforth paren_key_file |
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#ifdef HAS_FILE |
(key) -- n gforth paren_key |
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fflush(stdout); |
fflush(stdout); |
/* !! noecho */ |
n = key((FILE*)wfileid); |
n = key(); |
#else |
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n = key(stdin); |
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#endif |
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key? -- n facility key_q |
key?-file wfileid -- n facility key_q_file |
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#ifdef HAS_FILE |
fflush(stdout); |
fflush(stdout); |
n = key_query; |
n = key_query((FILE*)wfileid); |
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#else |
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n = key_query(stdin); |
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#endif |
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\+os |
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stdin -- wfileid gforth |
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wfileid = (Cell)stdin; |
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stdout -- wfileid gforth |
stdout -- wfileid gforth |
wfileid = (Cell)stdout; |
wfileid = (Cell)stdout; |
Line 1410 FLUSH_ICACHE(c_addr,u);
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Line 1420 FLUSH_ICACHE(c_addr,u);
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return (Label *)n; |
return (Label *)n; |
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(system) c_addr u -- wretval wior gforth peren_system |
(system) c_addr u -- wretval wior gforth peren_system |
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#ifndef MSDOS |
int old_tp=terminal_prepped; |
int old_tp=terminal_prepped; |
deprep_terminal(); |
deprep_terminal(); |
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#endif |
wretval=system(cstr(c_addr,u,1)); /* ~ expansion on first part of string? */ |
wretval=system(cstr(c_addr,u,1)); /* ~ expansion on first part of string? */ |
wior = IOR(wretval==-1 || (wretval==127 && errno != 0)); |
wior = IOR(wretval==-1 || (wretval==127 && errno != 0)); |
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#ifndef MSDOS |
if (old_tp) |
if (old_tp) |
prep_terminal(); |
prep_terminal(); |
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#endif |
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getenv c_addr1 u1 -- c_addr2 u2 gforth |
getenv c_addr1 u1 -- c_addr2 u2 gforth |
c_addr2 = getenv(cstr(c_addr1,u1,1)); |
c_addr2 = getenv(cstr(c_addr1,u1,1)); |
Line 1493 fp=FP;
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Line 1507 fp=FP;
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IF_TOS(TOS=sp[0]); |
IF_TOS(TOS=sp[0]); |
IF_FTOS(FTOS=fp[0]); |
IF_FTOS(FTOS=fp[0]); |
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\+[THEN] ( has? os ) has? file [IF] |
\+ |
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\+file |
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close-file wfileid -- wior file close_file |
close-file wfileid -- wior file close_file |
wior = IOR(fclose((FILE *)wfileid)==EOF); |
wior = IOR(fclose((FILE *)wfileid)==EOF); |
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open-file c_addr u ntype -- w2 wior file open_file |
open-file c_addr u ntype -- w2 wior file open_file |
w2 = (Cell)fopen(tilde_cstr(c_addr, u, 1), fileattr[ntype]); |
w2 = (Cell)fopen(tilde_cstr(c_addr, u, 1), fileattr[ntype]); |
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#if defined(GO32) && defined(MSDOS) |
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if(w2 && !(ntype & 1)) |
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setbuf((FILE*)w2, NULL); |
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#endif |
wior = IOR(w2 == 0); |
wior = IOR(w2 == 0); |
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create-file c_addr u ntype -- w2 wior file create_file |
create-file c_addr u ntype -- w2 wior file create_file |
Line 1507 Cell fd;
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Line 1526 Cell fd;
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fd = open(tilde_cstr(c_addr, u, 1), O_CREAT|O_TRUNC|ufileattr[ntype], 0666); |
fd = open(tilde_cstr(c_addr, u, 1), O_CREAT|O_TRUNC|ufileattr[ntype], 0666); |
if (fd != -1) { |
if (fd != -1) { |
w2 = (Cell)fdopen(fd, fileattr[ntype]); |
w2 = (Cell)fdopen(fd, fileattr[ntype]); |
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#if defined(GO32) && defined(MSDOS) |
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if(w2 && !(ntype & 1)) |
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setbuf((FILE*)w2, NULL); |
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#endif |
wior = IOR(w2 == 0); |
wior = IOR(w2 == 0); |
} else { |
} else { |
w2 = 0; |
w2 = 0; |
Line 1517 delete-file c_addr u -- wior file delet
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Line 1540 delete-file c_addr u -- wior file delet
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wior = IOR(unlink(tilde_cstr(c_addr, u, 1))==-1); |
wior = IOR(unlink(tilde_cstr(c_addr, u, 1))==-1); |
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rename-file c_addr1 u1 c_addr2 u2 -- wior file-ext rename_file |
rename-file c_addr1 u1 c_addr2 u2 -- wior file-ext rename_file |
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""rename file c_addr1 u1 to new name c_addr2 u2"" |
char *s1=tilde_cstr(c_addr2, u2, 1); |
char *s1=tilde_cstr(c_addr2, u2, 1); |
wior = IOR(rename(tilde_cstr(c_addr1, u1, 0), s1)==-1); |
wior = IOR(rename(tilde_cstr(c_addr1, u1, 0), s1)==-1); |
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Line 1529 reposition-file ud wfileid -- wior file
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Line 1553 reposition-file ud wfileid -- wior file
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wior = IOR(fseek((FILE *)wfileid, UD2LONG(ud), SEEK_SET)==-1); |
wior = IOR(fseek((FILE *)wfileid, UD2LONG(ud), SEEK_SET)==-1); |
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file-size wfileid -- ud wior file file_size |
file-size wfileid -- ud wior file file_size |
#include <sys/stat.h> |
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struct stat buf; |
struct stat buf; |
wior = IOR(fstat(fileno((FILE *)wfileid), &buf)==-1); |
wior = IOR(fstat(fileno((FILE *)wfileid), &buf)==-1); |
ud = LONG2UD(buf.st_size); |
ud = LONG2UD(buf.st_size); |
Line 1574 else {
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Line 1597 else {
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u2=0; |
u2=0; |
} |
} |
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\+[THEN] has? file [IF] -1 [ELSE] has? os [THEN] [IF] |
\+ |
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\+file |
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write-file c_addr u1 wfileid -- wior file write_file |
write-file c_addr u1 wfileid -- wior file write_file |
/* !! fwrite does not guarantee enough */ |
/* !! fwrite does not guarantee enough */ |
Line 1585 write-file c_addr u1 wfileid -- wior fil
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Line 1609 write-file c_addr u1 wfileid -- wior fil
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clearerr((FILE *)wfileid); |
clearerr((FILE *)wfileid); |
} |
} |
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\+ |
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emit-file c wfileid -- wior gforth emit_file |
emit-file c wfileid -- wior gforth emit_file |
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#ifdef HAS_FILE |
wior = FILEIO(putc(c, (FILE *)wfileid)==EOF); |
wior = FILEIO(putc(c, (FILE *)wfileid)==EOF); |
if (wior) |
if (wior) |
clearerr((FILE *)wfileid); |
clearerr((FILE *)wfileid); |
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#else |
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putc(c, stdout); |
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#endif |
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\+[THEN] has? file [IF] |
\+file |
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flush-file wfileid -- wior file-ext flush_file |
flush-file wfileid -- wior file-ext flush_file |
wior = IOR(fflush((FILE *) wfileid)==EOF); |
wior = IOR(fflush((FILE *) wfileid)==EOF); |
Line 1619 else {
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Line 1649 else {
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wior=0; |
wior=0; |
} |
} |
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\+[THEN] ( has? file ) has? floating [IF] |
\+ |
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\+floating |
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comparisons(f, r1 r2, f_, r1, r2, gforth, gforth, float, gforth) |
comparisons(f, r1 r2, f_, r1, r2, gforth, gforth, float, gforth) |
comparisons(f0, r, f_zero_, r, 0., float, gforth, float, gforth) |
comparisons(f0, r, f_zero_, r, 0., float, gforth, float, gforth) |
Line 1634 r = d;
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Line 1665 r = d;
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f>d r -- d float f_to_d |
f>d r -- d float f_to_d |
#ifdef BUGGY_LONG_LONG |
#ifdef BUGGY_LONG_LONG |
d.hi = ldexp(r,-CELL_BITS) - (r<0); |
d.hi = ldexp(r,-(int)(CELL_BITS)) - (r<0); |
d.lo = r-ldexp((Float)d.hi,CELL_BITS); |
d.lo = r-ldexp((Float)d.hi,CELL_BITS); |
#else |
#else |
d = r; |
d = r; |
Line 1747 int decpt;
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Line 1778 int decpt;
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sig=ecvt(r, u, &decpt, &flag); |
sig=ecvt(r, u, &decpt, &flag); |
n=(r==0 ? 1 : decpt); |
n=(r==0 ? 1 : decpt); |
f1=FLAG(flag!=0); |
f1=FLAG(flag!=0); |
f2=FLAG(isdigit(sig[0])!=0); |
f2=FLAG(isdigit((unsigned)(sig[0]))!=0); |
memmove(c_addr,sig,u); |
memmove(c_addr,sig,u); |
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>float c_addr u -- flag float to_float |
>float c_addr u -- flag float to_float |
Line 1755 memmove(c_addr,sig,u);
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Line 1786 memmove(c_addr,sig,u);
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Float r; |
Float r; |
char *number=cstr(c_addr, u, 1); |
char *number=cstr(c_addr, u, 1); |
char *endconv; |
char *endconv; |
while(isspace(number[--u]) && u>0); |
while(isspace((unsigned)(number[--u])) && u>0); |
switch(number[u]) |
switch(number[u]) |
{ |
{ |
case 'd': |
case 'd': |
Line 1914 df_addr = (DFloat *)((((Cell)c_addr)+(si
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Line 1945 df_addr = (DFloat *)((((Cell)c_addr)+(si
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\ INDIRECT-THREADED, TOS-CACHED, FTOS-CACHED, CODEFIELD-DOES */ |
\ INDIRECT-THREADED, TOS-CACHED, FTOS-CACHED, CODEFIELD-DOES */ |
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\ local variable implementation primitives |
\ local variable implementation primitives |
\+[THEN] ( has? floats ) has? glocals [IF] |
\+ |
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\+glocals |
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@local# -- w gforth fetch_local_number |
@local# -- w gforth fetch_local_number |
w = *(Cell *)(lp+(Cell)NEXT_INST); |
w = *(Cell *)(lp+(Cell)NEXT_INST); |
Line 1932 w = *(Cell *)(lp+2*sizeof(Cell));
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Line 1964 w = *(Cell *)(lp+2*sizeof(Cell));
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@local3 -- w new fetch_local_twelve |
@local3 -- w new fetch_local_twelve |
w = *(Cell *)(lp+3*sizeof(Cell)); |
w = *(Cell *)(lp+3*sizeof(Cell)); |
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\+has? floating [IF] |
\+floating |
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f@local# -- r gforth f_fetch_local_number |
f@local# -- r gforth f_fetch_local_number |
r = *(Float *)(lp+(Cell)NEXT_INST); |
r = *(Float *)(lp+(Cell)NEXT_INST); |
Line 1944 r = *(Float *)(lp+0*sizeof(Float));
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Line 1976 r = *(Float *)(lp+0*sizeof(Float));
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f@local1 -- r new f_fetch_local_eight |
f@local1 -- r new f_fetch_local_eight |
r = *(Float *)(lp+1*sizeof(Float)); |
r = *(Float *)(lp+1*sizeof(Float)); |
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\+[THEN] |
\+ |
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laddr# -- c_addr gforth laddr_number |
laddr# -- c_addr gforth laddr_number |
/* this can also be used to implement lp@ */ |
/* this can also be used to implement lp@ */ |
Line 1974 lp = (Address)c_addr;
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Line 2006 lp = (Address)c_addr;
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lp -= sizeof(Cell); |
lp -= sizeof(Cell); |
*(Cell *)lp = w; |
*(Cell *)lp = w; |
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\+has? floating [IF] |
\+floating |
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|
f>l r -- gforth f_to_l |
f>l r -- gforth f_to_l |
lp -= sizeof(Float); |
lp -= sizeof(Float); |
Line 1985 r = fp[u+1]; /* +1, because update of fp
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Line 2017 r = fp[u+1]; /* +1, because update of fp
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: |
: |
floats fp@ + f@ ; |
floats fp@ + f@ ; |
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|
\+[THEN] [THEN] \ has? glocals |
\+ |
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\+ |
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\+has? OS [IF] |
\+OS |
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|
define(`uploop', |
define(`uploop', |
`pushdef(`$1', `$2')_uploop(`$1', `$2', `$3', `$4', `$5')`'popdef(`$1')') |
`pushdef(`$1', `$2')_uploop(`$1', `$2', `$3', `$4', `$5')`'popdef(`$1')') |
Line 2026 open-lib c_addr1 u1 -- u2 gforth open_li
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Line 2059 open-lib c_addr1 u1 -- u2 gforth open_li
|
#endif |
#endif |
u2=(UCell) dlopen(cstr(c_addr1, u1, 1), RTLD_GLOBAL | RTLD_LAZY); |
u2=(UCell) dlopen(cstr(c_addr1, u1, 1), RTLD_GLOBAL | RTLD_LAZY); |
#else |
#else |
# ifdef HAVE_LIBKERNEL32 |
# ifdef _WIN32 |
u2 = (Cell) GetModuleHandle(cstr(c_addr1, u1, 1)); |
u2 = (Cell) GetModuleHandle(cstr(c_addr1, u1, 1)); |
# else |
# else |
#warning Define open-lib! |
#warning Define open-lib! |
Line 2038 lib-sym c_addr1 u1 u2 -- u3 gforth lib_s
|
Line 2071 lib-sym c_addr1 u1 u2 -- u3 gforth lib_s
|
#if defined(HAVE_LIBDL) || defined(HAVE_DLOPEN) |
#if defined(HAVE_LIBDL) || defined(HAVE_DLOPEN) |
u3 = (UCell) dlsym((void*)u2,cstr(c_addr1, u1, 1)); |
u3 = (UCell) dlsym((void*)u2,cstr(c_addr1, u1, 1)); |
#else |
#else |
# ifdef HAVE_LIBKERNEL32 |
# ifdef _WIN32 |
u3 = (Cell) GetProcAddress((HMODULE)u2, cstr(c_addr1, u1, 1)); |
u3 = (Cell) GetProcAddress((HMODULE)u2, cstr(c_addr1, u1, 1)); |
# else |
# else |
#warning Define lib-sym! |
#warning Define lib-sym! |
Line 2051 icall(20)
|
Line 2084 icall(20)
|
uploop(i, 0, 7, `fcall(i)') |
uploop(i, 0, 7, `fcall(i)') |
fcall(20) |
fcall(20) |
|
|
\+[THEN] \ has? OS |
\+ |
|
|
up! a_addr -- gforth up_store |
up! a_addr -- gforth up_store |
UP=up=(char *)a_addr; |
UP=up=(char *)a_addr; |
: |
: |
up ! ; |
up ! ; |
Variable UP |
Variable UP |
|
|