Remove unused sources from contrib/tools/bison

17e77a969b35d09bccf907b68df41ae001d1383c

3 files changed, 0 insertions, 441 deletions

diff --git a/contrib/tools/bison/lib/frexp.c b/contrib/tools/bison/lib/frexp.c
deleted file mode 100644
index d847fa38b3..0000000000
--- a/contrib/tools/bison/lib/frexp.c
+++ /dev/null
@@ -1,168 +0,0 @@
-/* Split a double into fraction and mantissa.
-   Copyright (C) 2007-2013 Free Software Foundation, Inc.
-
-   This program is free software: you can redistribute it and/or modify
-   it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 3 of the License, or
-   (at your option) any later version.
-
-   This program is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU General Public License for more details.
-
-   You should have received a copy of the GNU General Public License
-   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
-
-/* Written by Paolo Bonzini <bonzini@gnu.org>, 2003, and
-   Bruno Haible <bruno@clisp.org>, 2007.  */
-
-#if ! defined USE_LONG_DOUBLE
-# include <config.h>
-#endif
-
-/* Specification.  */
-#include <math.h>
-
-#include <float.h>
-#ifdef USE_LONG_DOUBLE
-# include "isnanl-nolibm.h"
-# include "fpucw.h"
-#else
-# include "isnand-nolibm.h"
-#endif
-
-/* This file assumes FLT_RADIX = 2.  If FLT_RADIX is a power of 2 greater
-   than 2, or not even a power of 2, some rounding errors can occur, so that
-   then the returned mantissa is only guaranteed to be <= 1.0, not < 1.0.  */
-
-#ifdef USE_LONG_DOUBLE
-# define FUNC frexpl
-# define DOUBLE long double
-# define ISNAN isnanl
-# define DECL_ROUNDING DECL_LONG_DOUBLE_ROUNDING
-# define BEGIN_ROUNDING() BEGIN_LONG_DOUBLE_ROUNDING ()
-# define END_ROUNDING() END_LONG_DOUBLE_ROUNDING ()
-# define L_(literal) literal##L
-#else
-# define FUNC frexp
-# define DOUBLE double
-# define ISNAN isnand
-# define DECL_ROUNDING
-# define BEGIN_ROUNDING()
-# define END_ROUNDING()
-# define L_(literal) literal
-#endif
-
-DOUBLE
-FUNC (DOUBLE x, int *expptr)
-{
-  int sign;
-  int exponent;
-  DECL_ROUNDING
-
-  /* Test for NaN, infinity, and zero.  */
-  if (ISNAN (x) || x + x == x)
-    {
-      *expptr = 0;
-      return x;
-    }
-
-  sign = 0;
-  if (x < 0)
-    {
-      x = - x;
-      sign = -1;
-    }
-
-  BEGIN_ROUNDING ();
-
-  {
-    /* Since the exponent is an 'int', it fits in 64 bits.  Therefore the
-       loops are executed no more than 64 times.  */
-    DOUBLE pow2[64]; /* pow2[i] = 2^2^i */
-    DOUBLE powh[64]; /* powh[i] = 2^-2^i */
-    int i;
-
-    exponent = 0;
-    if (x >= L_(1.0))
-      {
-        /* A positive exponent.  */
-        DOUBLE pow2_i; /* = pow2[i] */
-        DOUBLE powh_i; /* = powh[i] */
-
-        /* Invariants: pow2_i = 2^2^i, powh_i = 2^-2^i,
-           x * 2^exponent = argument, x >= 1.0.  */
-        for (i = 0, pow2_i = L_(2.0), powh_i = L_(0.5);
-             ;
-             i++, pow2_i = pow2_i * pow2_i, powh_i = powh_i * powh_i)
-          {
-            if (x >= pow2_i)
-              {
-                exponent += (1 << i);
-                x *= powh_i;
-              }
-            else
-              break;
-
-            pow2[i] = pow2_i;
-            powh[i] = powh_i;
-          }
-        /* Avoid making x too small, as it could become a denormalized
-           number and thus lose precision.  */
-        while (i > 0 && x < pow2[i - 1])
-          {
-            i--;
-            powh_i = powh[i];
-          }
-        exponent += (1 << i);
-        x *= powh_i;
-        /* Here 2^-2^i <= x < 1.0.  */
-      }
-    else
-      {
-        /* A negative or zero exponent.  */
-        DOUBLE pow2_i; /* = pow2[i] */
-        DOUBLE powh_i; /* = powh[i] */
-
-        /* Invariants: pow2_i = 2^2^i, powh_i = 2^-2^i,
-           x * 2^exponent = argument, x < 1.0.  */
-        for (i = 0, pow2_i = L_(2.0), powh_i = L_(0.5);
-             ;
-             i++, pow2_i = pow2_i * pow2_i, powh_i = powh_i * powh_i)
-          {
-            if (x < powh_i)
-              {
-                exponent -= (1 << i);
-                x *= pow2_i;
-              }
-            else
-              break;
-
-            pow2[i] = pow2_i;
-            powh[i] = powh_i;
-          }
-        /* Here 2^-2^i <= x < 1.0.  */
-      }
-
-    /* Invariants: x * 2^exponent = argument, and 2^-2^i <= x < 1.0.  */
-    while (i > 0)
-      {
-        i--;
-        if (x < powh[i])
-          {
-            exponent -= (1 << i);
-            x *= pow2[i];
-          }
-      }
-    /* Here 0.5 <= x < 1.0.  */
-  }
-
-  if (sign < 0)
-    x = - x;
-
-  END_ROUNDING ();
-
-  *expptr = exponent;
-  return x;
-}
diff --git a/contrib/tools/bison/lib/nl_langinfo.c b/contrib/tools/bison/lib/nl_langinfo.c
deleted file mode 100644
index 771c9533ae..0000000000
--- a/contrib/tools/bison/lib/nl_langinfo.c
+++ /dev/null
@@ -1,271 +0,0 @@
-/* nl_langinfo() replacement: query locale dependent information.
-
-   Copyright (C) 2007-2013 Free Software Foundation, Inc.
-
-   This program is free software: you can redistribute it and/or modify
-   it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 3 of the License, or
-   (at your option) any later version.
-
-   This program is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU General Public License for more details.
-
-   You should have received a copy of the GNU General Public License
-   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
-
-#include <config.h>
-
-/* Specification.  */
-#include <langinfo.h>
-
-#if REPLACE_NL_LANGINFO
-
-/* Override nl_langinfo with support for added nl_item values.  */
-
-# include <locale.h>
-# include <string.h>
-
-# undef nl_langinfo
-
-char *
-rpl_nl_langinfo (nl_item item)
-{
-  switch (item)
-    {
-# if GNULIB_defined_CODESET
-    case CODESET:
-      {
-        const char *locale;
-        static char buf[2 + 10 + 1];
-
-        locale = setlocale (LC_CTYPE, NULL);
-        if (locale != NULL && locale[0] != '\0')
-          {
-            /* If the locale name contains an encoding after the dot, return
-               it.  */
-            const char *dot = strchr (locale, '.');
-
-            if (dot != NULL)
-              {
-                const char *modifier;
-
-                dot++;
-                /* Look for the possible @... trailer and remove it, if any.  */
-                modifier = strchr (dot, '@');
-                if (modifier == NULL)
-                  return dot;
-                if (modifier - dot < sizeof (buf))
-                  {
-                    memcpy (buf, dot, modifier - dot);
-                    buf [modifier - dot] = '\0';
-                    return buf;
-                  }
-              }
-          }
-        return "";
-      }
-# endif
-# if GNULIB_defined_T_FMT_AMPM
-    case T_FMT_AMPM:
-      return "%I:%M:%S %p";
-# endif
-# if GNULIB_defined_ERA
-    case ERA:
-      /* The format is not standardized.  In glibc it is a sequence of strings
-         of the form "direction:offset:start_date:end_date:era_name:era_format"
-         with an empty string at the end.  */
-      return "";
-    case ERA_D_FMT:
-      /* The %Ex conversion in strftime behaves like %x if the locale does not
-         have an alternative time format.  */
-      item = D_FMT;
-      break;
-    case ERA_D_T_FMT:
-      /* The %Ec conversion in strftime behaves like %c if the locale does not
-         have an alternative time format.  */
-      item = D_T_FMT;
-      break;
-    case ERA_T_FMT:
-      /* The %EX conversion in strftime behaves like %X if the locale does not
-         have an alternative time format.  */
-      item = T_FMT;
-      break;
-    case ALT_DIGITS:
-      /* The format is not standardized.  In glibc it is a sequence of 10
-         strings, appended in memory.  */
-      return "\0\0\0\0\0\0\0\0\0\0";
-# endif
-# if GNULIB_defined_YESEXPR || !FUNC_NL_LANGINFO_YESEXPR_WORKS
-    case YESEXPR:
-      return "^[yY]";
-    case NOEXPR:
-      return "^[nN]";
-# endif
-    default:
-      break;
-    }
-  return nl_langinfo (item);
-}
-
-#else
-
-/* Provide nl_langinfo from scratch.  */
-
-# if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__
-
-/* Native Windows platforms.  */
-
-#  define WIN32_LEAN_AND_MEAN  /* avoid including junk */
-#  include <windows.h>
-
-#  include <stdio.h>
-
-# else
-
-/* An old Unix platform without locales, such as Linux libc5 or BeOS.  */
-
-# endif
-
-# include <locale.h>
-
-char *
-nl_langinfo (nl_item item)
-{
-  switch (item)
-    {
-    /* nl_langinfo items of the LC_CTYPE category */
-    case CODESET:
-# if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__
-      {
-        static char buf[2 + 10 + 1];
-
-        /* The Windows API has a function returning the locale's codepage as
-           a number.  */
-        sprintf (buf, "CP%u", GetACP ());
-        return buf;
-      }
-# elif defined __BEOS__
-      return "UTF-8";
-# else
-      return "ISO-8859-1";
-# endif
-    /* nl_langinfo items of the LC_NUMERIC category */
-    case RADIXCHAR:
-      return localeconv () ->decimal_point;
-    case THOUSEP:
-      return localeconv () ->thousands_sep;
-    /* nl_langinfo items of the LC_TIME category.
-       TODO: Really use the locale.  */
-    case D_T_FMT:
-    case ERA_D_T_FMT:
-      return "%a %b %e %H:%M:%S %Y";
-    case D_FMT:
-    case ERA_D_FMT:
-      return "%m/%d/%y";
-    case T_FMT:
-    case ERA_T_FMT:
-      return "%H:%M:%S";
-    case T_FMT_AMPM:
-      return "%I:%M:%S %p";
-    case AM_STR:
-      return "AM";
-    case PM_STR:
-      return "PM";
-    case DAY_1:
-      return "Sunday";
-    case DAY_2:
-      return "Monday";
-    case DAY_3:
-      return "Tuesday";
-    case DAY_4:
-      return "Wednesday";
-    case DAY_5:
-      return "Thursday";
-    case DAY_6:
-      return "Friday";
-    case DAY_7:
-      return "Saturday";
-    case ABDAY_1:
-      return "Sun";
-    case ABDAY_2:
-      return "Mon";
-    case ABDAY_3:
-      return "Tue";
-    case ABDAY_4:
-      return "Wed";
-    case ABDAY_5:
-      return "Thu";
-    case ABDAY_6:
-      return "Fri";
-    case ABDAY_7:
-      return "Sat";
-    case MON_1:
-      return "January";
-    case MON_2:
-      return "February";
-    case MON_3:
-      return "March";
-    case MON_4:
-      return "April";
-    case MON_5:
-      return "May";
-    case MON_6:
-      return "June";
-    case MON_7:
-      return "July";
-    case MON_8:
-      return "August";
-    case MON_9:
-      return "September";
-    case MON_10:
-      return "October";
-    case MON_11:
-      return "November";
-    case MON_12:
-      return "December";
-    case ABMON_1:
-      return "Jan";
-    case ABMON_2:
-      return "Feb";
-    case ABMON_3:
-      return "Mar";
-    case ABMON_4:
-      return "Apr";
-    case ABMON_5:
-      return "May";
-    case ABMON_6:
-      return "Jun";
-    case ABMON_7:
-      return "Jul";
-    case ABMON_8:
-      return "Aug";
-    case ABMON_9:
-      return "Sep";
-    case ABMON_10:
-      return "Oct";
-    case ABMON_11:
-      return "Nov";
-    case ABMON_12:
-      return "Dec";
-    case ERA:
-      return "";
-    case ALT_DIGITS:
-      return "\0\0\0\0\0\0\0\0\0\0";
-    /* nl_langinfo items of the LC_MONETARY category
-       TODO: Really use the locale. */
-    case CRNCYSTR:
-      return "-";
-    /* nl_langinfo items of the LC_MESSAGES category
-       TODO: Really use the locale. */
-    case YESEXPR:
-      return "^[yY]";
-    case NOEXPR:
-      return "^[nN]";
-    default:
-      return "";
-    }
-}
-
-#endif
diff --git a/contrib/tools/bison/lib/ya.make b/contrib/tools/bison/lib/ya.make
index 31372430b2..1cfc9e742e 100644
--- a/contrib/tools/bison/lib/ya.make
+++ b/contrib/tools/bison/lib/ya.make
@@ -71,7 +71,6 @@ SRCS(
     lbitset.c
     localcharset.c
     mbswidth.c
-    nl_langinfo.c
     pipe-safer.c
     pipe2-safer.c
     printf-args.c
@@ -114,7 +113,6 @@ ENDIF()
 IF (OS_WINDOWS)
     SRCS(
         fcntl.c
-        frexp.c
         getopt.c
         getopt1.c
         msvc-inval.c