version 1.151, 2004/03/29 11:23:01
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version 1.157, 2005/01/04 22:09:03
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\ Gforth primitives |
\ Gforth primitives |
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\ Copyright (C) 1995,1996,1997,1998,2000,2003 Free Software Foundation, Inc. |
\ Copyright (C) 1995,1996,1997,1998,2000,2003,2004 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 324 INST_TAIL;
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Line 324 INST_TAIL;
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JUMP(a_target); |
JUMP(a_target); |
#else |
#else |
SET_IP((Xt *)a_target); |
SET_IP((Xt *)a_target); |
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INST_TAIL; |
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NEXT_P2; |
#endif |
#endif |
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SUPER_CONTINUE; /* we do our own control flow, so don't append NEXT etc. */ |
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r> @ >r ; |
r> @ >r ; |
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Line 988 w2 = ~w1;
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Line 991 w2 = ~w1;
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rshift ( u1 n -- u2 ) core r_shift |
rshift ( u1 n -- u2 ) core r_shift |
""Logical shift right by @i{n} bits."" |
""Logical shift right by @i{n} bits."" |
u2 = u1>>n; |
#ifdef BROKEN_SHIFT |
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u2 = rshift(u1, n); |
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#else |
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u2 = u1 >> n; |
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#endif |
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0 ?DO 2/ MAXI and LOOP ; |
0 ?DO 2/ MAXI and LOOP ; |
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lshift ( u1 n -- u2 ) core l_shift |
lshift ( u1 n -- u2 ) core l_shift |
u2 = u1<<n; |
#ifdef BROKEN_SHIFT |
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u2 = lshift(u1, n); |
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#else |
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u2 = u1 << n; |
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#endif |
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0 ?DO 2* LOOP ; |
0 ?DO 2* LOOP ; |
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Line 1590 SUPER_END;
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Line 1601 SUPER_END;
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return (Label *)n; |
return (Label *)n; |
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(system) ( c_addr u -- wretval wior ) gforth paren_system |
(system) ( c_addr u -- wretval wior ) gforth paren_system |
#ifndef MSDOS |
wretval = gforth_system(c_addr, u); |
int old_tp=terminal_prepped; |
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deprep_terminal(); |
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#endif |
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wretval=system(cstr(c_addr,u,1)); /* ~ expansion on first part of string? */ |
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wior = IOR(wretval==-1 || (wretval==127 && errno != 0)); |
wior = IOR(wretval==-1 || (wretval==127 && errno != 0)); |
#ifndef MSDOS |
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if (old_tp) |
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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 |
""The string @i{c-addr1 u1} specifies an environment variable. The string @i{c-addr2 u2} |
""The string @i{c-addr1 u1} specifies an environment variable. The string @i{c-addr2 u2} |
Line 1845 char * string = cstr(c_addr1, u1, 1);
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Line 1848 char * string = cstr(c_addr1, u1, 1);
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char * pattern = cstr(c_addr2, u2, 0); |
char * pattern = cstr(c_addr2, u2, 0); |
flag = FLAG(!fnmatch(pattern, string, 0)); |
flag = FLAG(!fnmatch(pattern, string, 0)); |
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set-dir ( c_addr u -- wior ) gforth set_dir |
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""Change the current directory to @i{c-addr, u}. |
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Return an error if this is not possible"" |
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wior = IOR(chdir(tilde_cstr(c_addr, u, 1))); |
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get-dir ( c_addr1 u1 -- c_addr2 u2 ) gforth get_dir |
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""Store the current directory in the buffer specified by @{c-addr1, u1}. |
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If the buffer size is not sufficient, return 0 0"" |
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c_addr2 = getcwd(c_addr1, u1); |
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if(c_addr2 != NULL) { |
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u2 = strlen(c_addr2); |
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} else { |
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u2 = 0; |
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} |
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\+ |
\+ |
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newline ( -- c_addr u ) gforth |
newline ( -- c_addr u ) gforth |
Line 2414 SAVE_REGS
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Line 2432 SAVE_REGS
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av_call(alist); |
av_call(alist); |
REST_REGS |
REST_REGS |
#ifdef BUGGY_LONG_LONG |
#ifdef BUGGY_LONG_LONG |
d = llrv; |
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#else |
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d.lo = llrv; |
d.lo = llrv; |
d.hi = 0; |
d.hi = 0; |
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#else |
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d = llrv; |
#endif |
#endif |
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av-call-ptr ( -- c_addr ) gforth av_call_ptr |
av-call-ptr ( -- c_addr ) gforth av_call_ptr |