version 1.57, 2000/08/21 20:08:01
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version 1.62, 2000/09/23 15:06:01
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\ Gforth primitives |
\ Gforth primitives |
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\ Copyright (C) 1995,1996,1997,1998 Free Software Foundation, Inc. |
\ Copyright (C) 1995,1996,1997,1998,2000 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 1379 c_addr = (Address)CODE_ADDRESS(xt);
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Line 1379 c_addr = (Address)CODE_ADDRESS(xt);
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@ ; |
@ ; |
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>does-code ( xt -- a_addr ) gforth to_does_code |
>does-code ( xt -- a_addr ) gforth to_does_code |
""If @i{xt} is the execution token of a defining-word-defined word, |
""If @i{xt} is the execution token of a child of a @code{DOES>} word, |
@i{a-addr} is the start of the Forth code after the @code{DOES>}; |
@i{a-addr} is the start of the Forth code after the @code{DOES>}; |
Otherwise @i{a-addr} is 0."" |
Otherwise @i{a-addr} is 0."" |
a_addr = (Cell *)DOES_CODE(xt); |
a_addr = (Cell *)DOES_CODE(xt); |
Line 1394 CACHE_FLUSH(xt,(size_t)PFA(0));
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Line 1394 CACHE_FLUSH(xt,(size_t)PFA(0));
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! ; |
! ; |
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does-code! ( a_addr xt -- ) gforth does_code_store |
does-code! ( a_addr xt -- ) gforth does_code_store |
""Create a code field at @i{xt} for a defining-word-defined word; @i{a-addr} |
""Create a code field at @i{xt} for a child of a @code{DOES>}-word; |
is the start of the Forth code after @code{DOES>}."" |
@i{a-addr} is the start of the Forth code after @code{DOES>}."" |
MAKE_DOES_CF(xt, a_addr); |
MAKE_DOES_CF(xt, a_addr); |
CACHE_FLUSH(xt,(size_t)PFA(0)); |
CACHE_FLUSH(xt,(size_t)PFA(0)); |
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dodoes: over ! cell+ ! ; |
dodoes: over ! cell+ ! ; |
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does-handler! ( a_addr -- ) gforth does_handler_store |
does-handler! ( a_addr -- ) gforth does_handler_store |
""Create a @code{DOES>}-handler at address @i{a-addr}. Usually, @i{a-addr} points |
""Create a @code{DOES>}-handler at address @i{a-addr}. Normally, |
just behind a @code{DOES>}."" |
@i{a-addr} points just behind a @code{DOES>}."" |
MAKE_DOES_HANDLER(a_addr); |
MAKE_DOES_HANDLER(a_addr); |
CACHE_FLUSH((caddr_t)a_addr,DOES_HANDLER_SIZE); |
CACHE_FLUSH((caddr_t)a_addr,DOES_HANDLER_SIZE); |
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Line 1647 if (wior)
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Line 1647 if (wior)
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clearerr((FILE *)wfileid); |
clearerr((FILE *)wfileid); |
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read-line ( c_addr u1 wfileid -- u2 flag wior ) file read_line |
read-line ( c_addr u1 wfileid -- u2 flag wior ) file read_line |
#if 1 |
""this is only for backward compatibility"" |
Cell c; |
Cell c; |
flag=-1; |
flag=-1; |
for(u2=0; u2<u1; u2++) |
for(u2=0; u2<u1; u2++) |
Line 1666 for(u2=0; u2<u1; u2++)
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Line 1666 for(u2=0; u2<u1; u2++)
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c_addr[u2] = (Char)c; |
c_addr[u2] = (Char)c; |
} |
} |
wior=FILEIO(ferror((FILE *)wfileid)); |
wior=FILEIO(ferror((FILE *)wfileid)); |
#else |
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if ((flag=FLAG(!feof((FILE *)wfileid) && |
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fgets(c_addr,u1+1,(FILE *)wfileid) != NULL))) { |
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wior=FILEIO(ferror((FILE *)wfileid)!=0); /* !! ior? */ |
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if (wior) |
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clearerr((FILE *)wfileid); |
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u2 = strlen(c_addr); |
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u2-=((u2>0) && (c_addr[u2-1]==NEWLINE)); |
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} |
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else { |
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wior=0; |
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u2=0; |
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} |
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#endif |
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\+ |
\+ |
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Line 2324 for (; ucount>0; ucount--) {
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Line 2310 for (; ucount>0; ucount--) {
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LOOP 2drop 2drop fdrop ; |
LOOP 2drop 2drop fdrop ; |
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\+ |
\+ |
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\+file |
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(read-line) ( c_addr u1 wfileid -- u2 flag u3 wior ) file paren_read_line |
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Cell c; |
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flag=-1; |
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u3=0; |
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for(u2=0; u2<u1; u2++) |
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{ |
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c = getc((FILE *)wfileid); |
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u3++; |
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if (c=='\n') break; |
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if (c=='\r') { |
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if ((c = getc((FILE *)wfileid))!='\n') |
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ungetc(c,(FILE *)wfileid); |
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else |
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u3++; |
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break; |
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} |
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if (c==EOF) { |
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flag=FLAG(u2!=0); |
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break; |
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} |
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c_addr[u2] = (Char)c; |
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} |
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wior=FILEIO(ferror((FILE *)wfileid)); |
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\+ |