Exemplo n.º 1
0
/*
 * Set up for a new numeric locale.
 */
void
Perl_new_numeric(pTHX_ const char *newnum)
{
#ifdef USE_LOCALE_NUMERIC
    dVAR;

    if (! newnum) {
	Safefree(PL_numeric_name);
	PL_numeric_name = NULL;
	PL_numeric_standard = TRUE;
	PL_numeric_local = TRUE;
	return;
    }

    if (! PL_numeric_name || strNE(PL_numeric_name, newnum)) {
	Safefree(PL_numeric_name);
	PL_numeric_name = stdize_locale(savepv(newnum));
	PL_numeric_standard = ((*newnum == 'C' && newnum[1] == '\0')
			       || strEQ(newnum, "POSIX"));
	PL_numeric_local = TRUE;
	set_numeric_radix();
    }

#endif /* USE_LOCALE_NUMERIC */
}
Exemplo n.º 2
0
HV*
Perl_gv_stashpvn(pTHX_ const char *name, U32 namelen, I32 create)
{
    char smallbuf[256];
    char *tmpbuf;
    HV *stash;
    GV *tmpgv;

    if (namelen + 3 < sizeof smallbuf)
	tmpbuf = smallbuf;
    else
	New(606, tmpbuf, namelen + 3, char);
    Copy(name,tmpbuf,namelen,char);
    tmpbuf[namelen++] = ':';
    tmpbuf[namelen++] = ':';
    tmpbuf[namelen] = '\0';
    tmpgv = gv_fetchpv(tmpbuf, create, SVt_PVHV);
    if (tmpbuf != smallbuf)
	Safefree(tmpbuf);
    if (!tmpgv)
	return 0;
    if (!GvHV(tmpgv))
	GvHV(tmpgv) = newHV();
    stash = GvHV(tmpgv);
    if (!HvNAME(stash))
	HvNAME(stash) = savepv(name);
    return stash;
}
Exemplo n.º 3
0
	void run(const std::string& input) {
		std::string output;
		const char* a = input.c_str();
		{
			dSP;
			ENTER;
			SAVETMPS;
			
			PUSHMARK(SP);
			//XPUSHs(sv_2mortal(newSVpv(a, 0)));
			
			PUTBACK;
			//int count = call_pv("test_method", G_SCALAR);
			int count = call_pv("test_method", G_SCALAR | G_NOARGS);
			SPAGAIN;
			
			if (count > 0) {
				char* ptr = savepv(POPp);
				if (ptr) {
					output = std::string(ptr);
				}
			}
			
			FREETMPS;
			LEAVE;
		}
		
		std::cout << "in: " << input << std::endl;
		std::cout << "out: " << output << std::endl;
	}
Exemplo n.º 4
0
/*
 * Set up for a new collation locale.
 */
void
Perl_new_collate(pTHX_ const char *newcoll)
{
#ifdef USE_LOCALE_COLLATE
    dVAR;

    if (! newcoll) {
	if (PL_collation_name) {
	    ++PL_collation_ix;
	    Safefree(PL_collation_name);
	    PL_collation_name = NULL;
	}
	PL_collation_standard = TRUE;
	PL_collxfrm_base = 0;
	PL_collxfrm_mult = 2;
	return;
    }

    if (! PL_collation_name || strNE(PL_collation_name, newcoll)) {
	++PL_collation_ix;
	Safefree(PL_collation_name);
	PL_collation_name = stdize_locale(savepv(newcoll));
	PL_collation_standard = ((*newcoll == 'C' && newcoll[1] == '\0')
				 || strEQ(newcoll, "POSIX"));

	{
	  /*  2: at most so many chars ('a', 'b'). */
	  /* 50: surely no system expands a char more. */
#define XFRMBUFSIZE  (2 * 50)
	  char xbuf[XFRMBUFSIZE];
	  const Size_t fa = strxfrm(xbuf, "a",  XFRMBUFSIZE);
	  const Size_t fb = strxfrm(xbuf, "ab", XFRMBUFSIZE);
	  const SSize_t mult = fb - fa;
	  if (mult < 1 && !(fa == 0 && fb == 0))
	      Perl_croak(aTHX_ "panic: strxfrm() gets absurd - a => %"UVuf", ab => %"UVuf,
			 (UV) fa, (UV) fb);
	  PL_collxfrm_base = (fa > (Size_t)mult) ? (fa - mult) : 0;
	  PL_collxfrm_mult = mult;
	}
    }

#endif /* USE_LOCALE_COLLATE */
}
Exemplo n.º 5
0
/*
 * Initialize locale awareness.
 */
int
Perl_init_i18nl10n(pTHX_ int printwarn)
{
    int ok = 1;
    /* returns
     *    1 = set ok or not applicable,
     *    0 = fallback to C locale,
     *   -1 = fallback to C locale failed
     */

#if defined(USE_LOCALE)

#ifdef USE_LOCALE_CTYPE
    char *curctype   = NULL;
#endif /* USE_LOCALE_CTYPE */
#ifdef USE_LOCALE_COLLATE
    char *curcoll    = NULL;
#endif /* USE_LOCALE_COLLATE */
#ifdef USE_LOCALE_NUMERIC
    char *curnum     = NULL;
#endif /* USE_LOCALE_NUMERIC */
#ifdef __GLIBC__
    char *language   = PerlEnv_getenv("LANGUAGE");
#endif
    char *lc_all     = PerlEnv_getenv("LC_ALL");
    char *lang       = PerlEnv_getenv("LANG");
    bool setlocale_failure = FALSE;

#ifdef LOCALE_ENVIRON_REQUIRED

    /*
     * Ultrix setlocale(..., "") fails if there are no environment
     * variables from which to get a locale name.
     */

    bool done = FALSE;

#ifdef LC_ALL
    if (lang) {
	if (setlocale(LC_ALL, ""))
	    done = TRUE;
	else
	    setlocale_failure = TRUE;
    }
    if (!setlocale_failure) {
#ifdef USE_LOCALE_CTYPE
	if (! (curctype =
	       setlocale(LC_CTYPE,
			 (!done && (lang || PerlEnv_getenv("LC_CTYPE")))
				    ? "" : Nullch)))
	    setlocale_failure = TRUE;
	else
	    curctype = savepv(curctype);
#endif /* USE_LOCALE_CTYPE */
#ifdef USE_LOCALE_COLLATE
	if (! (curcoll =
	       setlocale(LC_COLLATE,
			 (!done && (lang || PerlEnv_getenv("LC_COLLATE")))
				   ? "" : Nullch)))
	    setlocale_failure = TRUE;
	else
	    curcoll = savepv(curcoll);
#endif /* USE_LOCALE_COLLATE */
#ifdef USE_LOCALE_NUMERIC
	if (! (curnum =
	       setlocale(LC_NUMERIC,
			 (!done && (lang || PerlEnv_getenv("LC_NUMERIC")))
				  ? "" : Nullch)))
	    setlocale_failure = TRUE;
	else
	    curnum = savepv(curnum);
#endif /* USE_LOCALE_NUMERIC */
    }

#endif /* LC_ALL */

#endif /* !LOCALE_ENVIRON_REQUIRED */

#ifdef LC_ALL
    if (! setlocale(LC_ALL, ""))
	setlocale_failure = TRUE;
#endif /* LC_ALL */

    if (!setlocale_failure) {
#ifdef USE_LOCALE_CTYPE
	if (! (curctype = setlocale(LC_CTYPE, "")))
	    setlocale_failure = TRUE;
	else
	    curctype = savepv(curctype);
#endif /* USE_LOCALE_CTYPE */
#ifdef USE_LOCALE_COLLATE
	if (! (curcoll = setlocale(LC_COLLATE, "")))
	    setlocale_failure = TRUE;
	else
	    curcoll = savepv(curcoll);
#endif /* USE_LOCALE_COLLATE */
#ifdef USE_LOCALE_NUMERIC
	if (! (curnum = setlocale(LC_NUMERIC, "")))
	    setlocale_failure = TRUE;
	else
	    curnum = savepv(curnum);
#endif /* USE_LOCALE_NUMERIC */
    }

    if (setlocale_failure) {
	char *p;
	bool locwarn = (printwarn > 1 ||
			(printwarn &&
			 (!(p = PerlEnv_getenv("PERL_BADLANG")) || atoi(p))));

	if (locwarn) {
#ifdef LC_ALL

	    PerlIO_printf(Perl_error_log,
	       "perl: warning: Setting locale failed.\n");

#else /* !LC_ALL */

	    PerlIO_printf(Perl_error_log,
	       "perl: warning: Setting locale failed for the categories:\n\t");
#ifdef USE_LOCALE_CTYPE
	    if (! curctype)
		PerlIO_printf(Perl_error_log, "LC_CTYPE ");
#endif /* USE_LOCALE_CTYPE */
#ifdef USE_LOCALE_COLLATE
	    if (! curcoll)
		PerlIO_printf(Perl_error_log, "LC_COLLATE ");
#endif /* USE_LOCALE_COLLATE */
#ifdef USE_LOCALE_NUMERIC
	    if (! curnum)
		PerlIO_printf(Perl_error_log, "LC_NUMERIC ");
#endif /* USE_LOCALE_NUMERIC */
	    PerlIO_printf(Perl_error_log, "\n");

#endif /* LC_ALL */

	    PerlIO_printf(Perl_error_log,
		"perl: warning: Please check that your locale settings:\n");

#ifdef __GLIBC__
	    PerlIO_printf(Perl_error_log,
			  "\tLANGUAGE = %c%s%c,\n",
			  language ? '"' : '(',
			  language ? language : "unset",
			  language ? '"' : ')');
#endif

	    PerlIO_printf(Perl_error_log,
			  "\tLC_ALL = %c%s%c,\n",
			  lc_all ? '"' : '(',
			  lc_all ? lc_all : "unset",
			  lc_all ? '"' : ')');

#if defined(USE_ENVIRON_ARRAY)
	    {
	      char **e;
	      for (e = environ; *e; e++) {
		  if (strnEQ(*e, "LC_", 3)
			&& strnNE(*e, "LC_ALL=", 7)
			&& (p = strchr(*e, '=')))
		      PerlIO_printf(Perl_error_log, "\t%.*s = \"%s\",\n",
				    (int)(p - *e), *e, p + 1);
	      }
	    }
#else
	    PerlIO_printf(Perl_error_log,
			  "\t(possibly more locale environment variables)\n");
#endif

	    PerlIO_printf(Perl_error_log,
			  "\tLANG = %c%s%c\n",
			  lang ? '"' : '(',
			  lang ? lang : "unset",
			  lang ? '"' : ')');

	    PerlIO_printf(Perl_error_log,
			  "    are supported and installed on your system.\n");
	}

#ifdef LC_ALL

	if (setlocale(LC_ALL, "C")) {
	    if (locwarn)
		PerlIO_printf(Perl_error_log,
      "perl: warning: Falling back to the standard locale (\"C\").\n");
	    ok = 0;
	}
	else {
	    if (locwarn)
		PerlIO_printf(Perl_error_log,
      "perl: warning: Failed to fall back to the standard locale (\"C\").\n");
	    ok = -1;
	}

#else /* ! LC_ALL */

	if (0
#ifdef USE_LOCALE_CTYPE
	    || !(curctype || setlocale(LC_CTYPE, "C"))
#endif /* USE_LOCALE_CTYPE */
#ifdef USE_LOCALE_COLLATE
	    || !(curcoll || setlocale(LC_COLLATE, "C"))
#endif /* USE_LOCALE_COLLATE */
#ifdef USE_LOCALE_NUMERIC
	    || !(curnum || setlocale(LC_NUMERIC, "C"))
#endif /* USE_LOCALE_NUMERIC */
	    )
	{
	    if (locwarn)
		PerlIO_printf(Perl_error_log,
      "perl: warning: Cannot fall back to the standard locale (\"C\").\n");
	    ok = -1;
	}

#endif /* ! LC_ALL */

#ifdef USE_LOCALE_CTYPE
	curctype = savepv(setlocale(LC_CTYPE, Nullch));
#endif /* USE_LOCALE_CTYPE */
#ifdef USE_LOCALE_COLLATE
	curcoll = savepv(setlocale(LC_COLLATE, Nullch));
#endif /* USE_LOCALE_COLLATE */
#ifdef USE_LOCALE_NUMERIC
	curnum = savepv(setlocale(LC_NUMERIC, Nullch));
#endif /* USE_LOCALE_NUMERIC */
    }
    else {

#ifdef USE_LOCALE_CTYPE
    new_ctype(curctype);
#endif /* USE_LOCALE_CTYPE */

#ifdef USE_LOCALE_COLLATE
    new_collate(curcoll);
#endif /* USE_LOCALE_COLLATE */

#ifdef USE_LOCALE_NUMERIC
    new_numeric(curnum);
#endif /* USE_LOCALE_NUMERIC */

    }

#endif /* USE_LOCALE */

#ifdef USE_PERLIO
    {
      /* Set PL_utf8locale to TRUE if using PerlIO _and_
	 any of the following are true:
	 - nl_langinfo(CODESET) contains /^utf-?8/i
	 - $ENV{LC_ALL}   contains /^utf-?8/i
	 - $ENV{LC_CTYPE} contains /^utf-?8/i
	 - $ENV{LANG}     contains /^utf-?8/i
	 The LC_ALL, LC_CTYPE, LANG obey the usual override
	 hierarchy of locale environment variables.  (LANGUAGE
	 affects only LC_MESSAGES only under glibc.) (If present,
	 it overrides LC_MESSAGES for GNU gettext, and it also
	 can have more than one locale, separated by spaces,
	 in case you need to know.)
	 If PL_utf8locale and PL_unicode (set by -C or by $ENV{PERL_UNICODE})
         are true, perl.c:S_parse_body() will turn on the PerlIO :utf8 layer
	 on STDIN, STDOUT, STDERR, _and_ the default open discipline.
      */
	 bool utf8locale = FALSE;
	 char *codeset = NULL;
#if defined(HAS_NL_LANGINFO) && defined(CODESET)
	 codeset = nl_langinfo(CODESET);
#endif
	 if (codeset)
	      utf8locale = (ibcmp(codeset,  "UTF-8", 5) == 0 ||
 			    ibcmp(codeset,  "UTF8",  4) == 0);
#if defined(USE_LOCALE)
	 else { /* nl_langinfo(CODESET) is supposed to correctly
		 * interpret the locale environment variables,
		 * but just in case it fails, let's do this manually. */ 
	      if (lang)
		   utf8locale = (ibcmp(lang,     "UTF-8", 5) == 0 ||
			         ibcmp(lang,     "UTF8",  4) == 0);
#ifdef USE_LOCALE_CTYPE
	      if (curctype)
		   utf8locale = (ibcmp(curctype,     "UTF-8", 5) == 0 ||
			         ibcmp(curctype,     "UTF8",  4) == 0);
#endif
	      if (lc_all)
		   utf8locale = (ibcmp(lc_all,   "UTF-8", 5) == 0 ||
			         ibcmp(lc_all,   "UTF8",  4) == 0);
	 }
#endif /* USE_LOCALE */
	 if (utf8locale)
	      PL_utf8locale = TRUE;
    }
    /* Set PL_unicode to $ENV{PERL_UNICODE} if using PerlIO.
       This is an alternative to using the -C command line switch
       (the -C if present will override this). */
    {
	 char *p = PerlEnv_getenv("PERL_UNICODE");
	 PL_unicode = p ? parse_unicode_opts(&p) : 0;
    }
#endif

#ifdef USE_LOCALE_CTYPE
    Safefree(curctype);
#endif /* USE_LOCALE_CTYPE */
#ifdef USE_LOCALE_COLLATE
    Safefree(curcoll);
#endif /* USE_LOCALE_COLLATE */
#ifdef USE_LOCALE_NUMERIC
    Safefree(curnum);
#endif /* USE_LOCALE_NUMERIC */
    return ok;
}
Exemplo n.º 6
0
void
my_xsinit(pTHX)
{
    dVAR;
    static const char file[] = __FILE__;

#ifdef USE_CTRLX
    GV *ctrlXgv;
    SV *ctrlX;
#endif

#ifdef USE_SUBFILE
    if (PL_preprocess)
        croak("Can't use -P with pl2exe");
#endif

#ifdef NEED_INIT_WIN32CORE
    init_Win32CORE(aTHX);
#endif

#ifdef USE_ZIP
    pl2exe_boot_zip(aTHX);
#endif

#ifdef NEED_PREAMBLE
    newXS("ExtUtils::PerlToExe::preamble",
        XS_ExtUtils_PerlToExe_preamble,
        file);

    if (!PL_preambleav)
        PL_preambleav = newAV();
    av_push(PL_preambleav, 
        newSVpvs("BEGIN { ExtUtils::PerlToExe::preamble() }"));
#endif

#ifdef NEED_TAINT
    TAINT;
    TAINT_PROPER("appended " TAINT_TYPE);
    TAINT_NOT;
#endif

#ifdef USE_CTRLX
    ctrlXgv = gv_fetchpvs("\030", GV_NOTQUAL, SVt_PV);
    ctrlX   = GvSV(ctrlXgv);

    /*
     * We can't reopen PL_rsfp yet as it hasn't been set (the file is
     * open, it's just in an auto variable in S_parse_body). However,
     * it's easier to fixup the name here, before gv_fetch_file gets
     * called on it.
     */

    PL_origfilename = savepv(SvPV_nolen(ctrlX));
    CopFILE_free(PL_curcop);
    CopFILE_set(PL_curcop, PL_origfilename);

    sv_setpv(ctrlX, CTRL_X);
    SvTAINTED_on(ctrlX);
#endif

#ifdef USE_ZIP
    pl2exe_load_zip(aTHX_ PL_origfilename);
#endif

    real_xsinit(aTHX);
}
Exemplo n.º 7
0
regexp* hook_regcompp (pTHX_ char* exp, char* xend, PMOP* pm)
{
  SV* handler = NULL;

  /* fprintf(stderr,"hook_regcompp in %lx\n",(unsigned long)exp); */

  /* Check $^H for lexical selection of semantics and implementation */
  if(handler == NULL) {
    const char hint_key[] = "regcompp";
    SV** phandler;      
    HV* hints;
    hints = get_hv("\b",0);
    if(hints != NULL) {
      phandler = hv_fetch(hints, hint_key, strlen(hint_key), 0);
      if(phandler != NULL) {
        handler = *phandler;
        /* fprintf(stderr,"hook_regcompp lexical...%lx\n",(unsigned long)handler); */
/*	call_sv(handler,G_DISCARD|G_EVAL);
        fprintf(stderr,"can survive %lx %lx\n",(unsigned long)exp,(unsigned long)handler);
*/
      }
    }
  }
  /* Check $re::override::regcompp
     for a dynamic selection of implementation */
  if(handler == NULL) {
    SV* sv;
    sv = get_sv("$re::override::regcompp",0);
    if(sv != NULL && sv != &PL_sv_undef) {
      /* fprintf(stderr,"hook_regcompp dynamic...\n"); */
      handler = sv;
    }
  }  
  /* If no handlers, then hand off */
  if(handler == NULL) {
    /* fprintf(stderr,"hook_regcompp punt.\n"); */
    return previous_comp_hook(aTHX_ exp,xend,pm);
  }
  {
    dSP;
    char *nulpat;
    regexp* r;
    I32 ret;
    I32 api;

    nulpat = savepv(""); /*XXX - can be constant? */
    r = Perl_pregcomp(aTHX_ nulpat,nulpat,pm);
    /*XXX - can free nulpat now? */

/*    fprintf(stderr,"exp =%lu\nxend=%lu\n",(unsigned long)exp,(unsigned long)xend);*/
    PUSHMARK(SP);
    XPUSHs(sv_2mortal(newSVpvn(exp,xend-exp)));
    mXPUSHu((unsigned long)r);
    PUTBACK;
  HANDLER_CALL:
/*    fprintf(stderr,"calling out...\n");*/
    ret = call_sv(handler, G_ARRAY);
/*    fprintf(stderr,"...back.\n");*/
    SPAGAIN;
    api = POPi;
    if(api == 13) {
      SV* pat;
      long nparens;
      SV* exec_callback_sub;
/*      fprintf(stderr,"api 13\n");*/
      if(ret != 4) {
        fprintf(stderr,"api 13 violation\n"); exit(0);
      }
      pat = POPs;
      nparens = POPl;
      exec_callback_sub = POPs;
      PUTBACK;
      regexp_setup(aTHX_ r,pat,nparens,exec_callback_sub);
    } else if(api == 14) {
      SV* expr_code;
      SV* expr_result;
/*      fprintf(stderr,"api 14\n");*/
      if(ret != 3) {
        fprintf(stderr,"api 14 violation\n"); exit(0);
      }
      handler = SvREFCNT_inc(POPs); /*XXX needed? */
      expr_code = POPs;
      PUTBACK;
      expr_result = eval_pv(SvPV_nolen(expr_code),0);
      SPAGAIN;
      XPUSHs(expr_result);
      PUTBACK;
      goto HANDLER_CALL;
    } else {
      fprintf(stderr,"api UNKNOWN violation\n"); exit(0);
    }
    /* fprintf(stderr,"hook_regcompp done.\n"); */
    return r;
  }
}