Diff for /gforth/prim between versions 1.234 and 1.245

version 1.234, 2008/08/16 17:54:23 version 1.245, 2009/12/31 15:32:35
Line 1 Line 1
 \ Gforth primitives  \ Gforth primitives
   
 \ Copyright (C) 1995,1996,1997,1998,2000,2003,2004,2005,2006,2007,2008 Free Software Foundation, Inc.  \ Copyright (C) 1995,1996,1997,1998,2000,2003,2004,2005,2006,2007,2008,2009 Free Software Foundation, Inc.
   
 \ This file is part of Gforth.  \ This file is part of Gforth.
   
Line 1662  ucols=cols; Line 1662  ucols=cols;
   
 wcwidth ( u -- n )      gforth  wcwidth ( u -- n )      gforth
 ""The number of fixed-width characters per unicode character u""  ""The number of fixed-width characters per unicode character u""
   #ifdef HAVE_WCWIDTH
 n = wcwidth(u);  n = wcwidth(u);
   #else
   n = 1;
   #endif
   
 flush-icache    ( c_addr u -- ) gforth  flush_icache  flush-icache    ( c_addr u -- ) gforth  flush_icache
 ""Make sure that the instruction cache of the processor (if there is  ""Make sure that the instruction cache of the processor (if there is
Line 1694  c_addr2 = (Char *)getenv(cstr(c_addr1,u1 Line 1698  c_addr2 = (Char *)getenv(cstr(c_addr1,u1
 u2 = (c_addr2 == NULL ? 0 : strlen((char *)c_addr2));  u2 = (c_addr2 == NULL ? 0 : strlen((char *)c_addr2));
   
 open-pipe       ( c_addr u wfam -- wfileid wior )       gforth  open_pipe  open-pipe       ( c_addr u wfam -- wfileid wior )       gforth  open_pipe
   fflush(stdout);
 wfileid=(Cell)popen(cstr(c_addr,u,1),pfileattr[wfam]); /* ~ expansion of 1st arg? */  wfileid=(Cell)popen(cstr(c_addr,u,1),pfileattr[wfam]); /* ~ expansion of 1st arg? */
 wior = IOR(wfileid==0); /* !! the man page says that errno is not set reliably */  wior = IOR(wfileid==0); /* !! the man page says that errno is not set reliably */
   
Line 1782  gforth_FP=fp; Line 1787  gforth_FP=fp;
 gforth_SP=sp;  gforth_SP=sp;
 gforth_RP=rp;  gforth_RP=rp;
 gforth_LP=lp;  gforth_LP=lp;
   #ifdef HAS_LINKBACK
 ((void (*)())w)();  ((void (*)())w)();
   #else
   ((void (*)(void *))w)(gforth_pointers);
   #endif
 sp=gforth_SP;  sp=gforth_SP;
 fp=gforth_FP;  fp=gforth_FP;
 rp=gforth_RP;  rp=gforth_RP;
Line 1827  wior = IOR(ftruncate(fileno((FILE *)wfil Line 1836  wior = IOR(ftruncate(fileno((FILE *)wfil
 read-file       ( c_addr u1 wfileid -- u2 wior )        file    read_file  read-file       ( c_addr u1 wfileid -- u2 wior )        file    read_file
 /* !! fread does not guarantee enough */  /* !! fread does not guarantee enough */
 u2 = fread(c_addr, sizeof(Char), u1, (FILE *)wfileid);  u2 = fread(c_addr, sizeof(Char), u1, (FILE *)wfileid);
   if (u2>0)
      gf_regetc((FILE *)wfileid);
 wior = FILEIO(u2<u1 && ferror((FILE *)wfileid));  wior = FILEIO(u2<u1 && ferror((FILE *)wfileid));
 /* !! is the value of ferror errno-compatible? */  /* !! is the value of ferror errno-compatible? */
 if (wior)  if (wior)
   clearerr((FILE *)wfileid);    clearerr((FILE *)wfileid);
   
 (read-line)     ( c_addr u1 wfileid -- u2 flag u3 wior ) file   paren_read_line  (read-line)     ( c_addr u1 wfileid -- u2 flag u3 wior ) file   paren_read_line
 struct Cellquad r = read_line(c_addr, u1, wfileid);  struct Cellquad r = read_line(c_addr, u1, (FILE *)wfileid);
 u2   = r.n1;  u2   = r.n1;
 flag = r.n2;  flag = r.n2;
 u3   = r.n3;  u3   = r.n3;
Line 1925  Return an error if this is not possible" Line 1936  Return an error if this is not possible"
 wior = IOR(chdir(tilde_cstr(c_addr, u, 1)));  wior = IOR(chdir(tilde_cstr(c_addr, u, 1)));
   
 get-dir ( c_addr1 u1 -- c_addr2 u2 )    gforth get_dir  get-dir ( c_addr1 u1 -- c_addr2 u2 )    gforth get_dir
 ""Store the current directory in the buffer specified by @{c-addr1, u1}.  ""Store the current directory in the buffer specified by @i{c-addr1, u1}.
 If the buffer size is not sufficient, return 0 0""  If the buffer size is not sufficient, return 0 0""
 c_addr2 = (Char *)getcwd((char *)c_addr1, u1);  c_addr2 = (Char *)getcwd((char *)c_addr1, u1);
 if(c_addr2 != NULL) {  if(c_addr2 != NULL) {
Line 1934  if(c_addr2 != NULL) { Line 1945  if(c_addr2 != NULL) {
   u2 = 0;    u2 = 0;
 }  }
   
   =mkdir ( c_addr u wmode -- wior )        gforth equals_mkdir
   ""Create directory @i{c-addr u} with mode @i{wmode}.""
   wior = IOR(mkdir(tilde_cstr(c_addr,u,1),wmode));
   
 \+  \+
   
 newline ( -- c_addr u ) gforth  newline ( -- c_addr u ) gforth
Line 2137  int flag; Line 2152  int flag;
 int decpt;  int decpt;
 sig=ecvt(r, u, &decpt, &flag);  sig=ecvt(r, u, &decpt, &flag);
 n=(r==0. ? 1 : decpt);  n=(r==0. ? 1 : decpt);
   flag=signbit(r); /* not all ecvt()s do this as desired */
 f1=FLAG(flag!=0);  f1=FLAG(flag!=0);
 f2=FLAG(isdigit((unsigned)(sig[0]))!=0);  f2=FLAG(isdigit((unsigned)(sig[0]))!=0);
 siglen=strlen((char *)sig);  siglen=strlen((char *)sig);
Line 2399  r = fp[u]; Line 2415  r = fp[u];
 \g syslib  \g syslib
   
 open-lib        ( c_addr1 u1 -- u2 )    gforth  open_lib  open-lib        ( c_addr1 u1 -- u2 )    gforth  open_lib
 #ifdef HAVE_LIBLTDL  u2 = gforth_dlopen(c_addr1, u1);
 u2 = (UCell)lt_dlopen(tilde_cstr(c_addr1, u1, 1));  
 #elif defined(HAVE_LIBDL) || defined(HAVE_DLOPEN)  
 #ifndef RTLD_GLOBAL  
 #define RTLD_GLOBAL 0  
 #endif  
 u2=(UCell) dlopen(tilde_cstr(c_addr1, u1, 1), RTLD_GLOBAL | RTLD_LAZY);  
 #else  
 #  ifdef _WIN32  
 u2 = (Cell) GetModuleHandle(tilde_cstr(c_addr1, u1, 1));  
 #  else  
 #warning Define open-lib!  
 u2 = 0;  
 #  endif  
 #endif  
   
 lib-sym ( c_addr1 u1 u2 -- u3 ) gforth  lib_sym  lib-sym ( c_addr1 u1 u2 -- u3 ) gforth  lib_sym
 #ifdef HAVE_LIBLTDL  #ifdef HAVE_LIBLTDL
Line 2463  lib-error ( -- c_addr u )       gforth Line 2465  lib-error ( -- c_addr u )       gforth
 #ifdef HAVE_LIBLTDL  #ifdef HAVE_LIBLTDL
 c_addr = (Char *)lt_dlerror();  c_addr = (Char *)lt_dlerror();
 u = (c_addr == NULL) ? 0 : strlen((char *)c_addr);  u = (c_addr == NULL) ? 0 : strlen((char *)c_addr);
   #elif defined(HAVE_LIBDL) || defined(HAVE_DLOPEN)
   c_addr = dlerror();
   u = strlen(c_addr);
 #else  #else
 c_addr = "libltdl is not configured";  c_addr = "libltdl is not configured";
 u = strlen(c_addr);  u = strlen(c_addr);

Removed from v.1.234  
changed lines
  Added in v.1.245


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