~drizzle-trunk/drizzle/development

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clean slate
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/* Copyright (C) 2000 MySQL AB
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   This program is free software; you can redistribute it and/or modify
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   it under the terms of the GNU General Public License as published by
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   the Free Software Foundation; version 2 of the License.
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   This program is distributed in the hope that it will be useful,
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   but WITHOUT ANY WARRANTY; without even the implied warranty of
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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   GNU General Public License for more details.
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   You should have received a copy of the GNU General Public License
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   along with this program; if not, write to the Free Software
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   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
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/* There may be prolems include all of theese. Try to test in
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   configure with ones are needed? */
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/*  This is needed for the definitions of strchr... on solaris */
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212.5.39 by Monty Taylor
Phew. Moved my_base and my_global.
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1 by brian
clean slate
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#ifndef _m_string_h
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#define _m_string_h
236.1.27 by Monty Taylor
Some cleanups/decoupling in mystring.
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#include <drizzled/global.h>
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#ifndef __USE_GNU
411.1.1 by Brian Aker
Work on removing GNU specific calls.
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#define __USE_GNU				/* We want to use my_stpcpy */
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#endif
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#if defined(HAVE_STRINGS_H)
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#include <strings.h>
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#endif
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#if defined(HAVE_STRING_H)
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#include <string.h>
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#endif
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236.1.27 by Monty Taylor
Some cleanups/decoupling in mystring.
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#include <stdlib.h>
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#include <stddef.h>
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#include <assert.h>
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#include <limits.h>
481.1.24 by Monty Taylor
Split a method out into innodb_plugin_extras. Innodb is the only thing that uses it. I imagine we probably want to do something totally different with this...
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#include <ctype.h>
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/*  This is needed for the definitions of memcpy... on solaris */
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#if defined(HAVE_MEMORY_H) && !defined(__cplusplus)
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#include <memory.h>
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#endif
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#if defined(__cplusplus)
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extern "C" {
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#endif
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411.1.1 by Brian Aker
Work on removing GNU specific calls.
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#define strmov_overlapp(A,B) my_stpcpy(A,B)
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#define strmake_overlapp(A,B,C) strmake(A,B,C)
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236.1.27 by Monty Taylor
Some cleanups/decoupling in mystring.
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extern void bmove_upp(unsigned char *dst,const unsigned char *src,size_t len);
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extern	void bchange(unsigned char *dst,size_t old_len,const unsigned char *src,
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		     size_t new_len,size_t tot_len);
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extern	char *strfield(char *src,int fields,int chars,int blanks,
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			   int tabch);
154 by Brian Aker
Removed oddball types in my_global.h
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extern	char *strfill(char * s,size_t len,char fill);
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extern	char *strkey(char *dst,char *head,char *tail,char *flags);
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extern	char *strmake(char *dst,const char *src,size_t length);
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#ifndef strmake_overlapp
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extern	char *strmake_overlapp(char *dst,const char *src, size_t length);
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#endif
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extern	char *strsuff(const char *src,const char *suffix);
236.1.27 by Monty Taylor
Some cleanups/decoupling in mystring.
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extern	char *strxcat(char *dst,const char *src, ...);
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extern	char *strxmov(char *dst,const char *src, ...);
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extern	char *strxcpy(char *dst,const char *src, ...);
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extern	char *strxncat(char *dst,size_t len, const char *src, ...);
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extern	char *strxncpy(char *dst,size_t len, const char *src, ...);
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/* Prototypes of normal stringfunctions (with may ours) */
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#ifdef WANT_STRING_PROTOTYPES
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extern char *strcat(char *, const char *);
154 by Brian Aker
Removed oddball types in my_global.h
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extern char *strchr(const char *, char);
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extern char *strrchr(const char *, char);
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extern char *strcpy(char *, const char *);
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#endif
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extern int is_prefix(const char *, const char *);
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/* Conversion routines */
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typedef enum {
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  MY_GCVT_ARG_FLOAT,
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  MY_GCVT_ARG_DOUBLE
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} my_gcvt_arg_type;
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double my_strtod(const char *str, char **end, int *error);
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double my_atof(const char *nptr);
236.1.27 by Monty Taylor
Some cleanups/decoupling in mystring.
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size_t my_fcvt(double x, int precision, char *to, bool *error);
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size_t my_gcvt(double x, my_gcvt_arg_type type, int width, char *to,
236.1.27 by Monty Taylor
Some cleanups/decoupling in mystring.
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               bool *error);
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937.2.6 by Stewart Smith
make set_if_bigger typesafe for C and C++. Fix up everywhere.
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#define NOT_FIXED_DEC (uint8_t)31
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/*
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  The longest string my_fcvt can return is 311 + "precision" bytes.
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  Here we assume that we never cal my_fcvt() with precision >= NOT_FIXED_DEC
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  (+ 1 byte for the terminating '\0').
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*/
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#define FLOATING_POINT_BUFFER (311 + NOT_FIXED_DEC)
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/*
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  We want to use the 'e' format in some cases even if we have enough space
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  for the 'f' one just to mimic sprintf("%.15g") behavior for large integers,
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  and to improve it for numbers < 10^(-4).
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  That is, for |x| < 1 we require |x| >= 10^(-15), and for |x| > 1 we require
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  it to be integer and be <= 10^DBL_DIG for the 'f' format to be used.
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  We don't lose precision, but make cases like "1e200" or "0.00001" look nicer.
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*/
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#define MAX_DECPT_FOR_F_FORMAT DBL_DIG
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/*
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  The maximum possible field width for my_gcvt() conversion.
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  (DBL_DIG + 2) significant digits + sign + "." + ("e-NNN" or
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  MAX_DECPT_FOR_F_FORMAT zeros for cases when |x|<1 and the 'f' format is used).
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*/
398.1.5 by Monty Taylor
Removed C++ includes and std namespace from global.h.
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#define MY_GCVT_MAX_FIELD_WIDTH (DBL_DIG + 4 + cmax(5, MAX_DECPT_FOR_F_FORMAT))
660.1.3 by Eric Herman
removed trailing whitespace with simple script:
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1 by brian
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152 by Brian Aker
longlong replacement
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extern char *llstr(int64_t value,char *buff);
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extern char *ullstr(int64_t value,char *buff);
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492.1.9 by Monty
Fixed problem on 32-bit.
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extern char *int2str(int32_t val, char *dst, int radix, int upcase);
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extern char *int10_to_str(int32_t val,char *dst,int radix);
152 by Brian Aker
longlong replacement
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int64_t my_strtoll10(const char *nptr, char **endptr, int *error);
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extern char *int64_t2str(int64_t val,char *dst,int radix);
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extern char *int64_t10_to_str(int64_t val,char *dst,int radix);
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#if defined(__cplusplus)
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}
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#endif
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/**
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  Skip trailing space.
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   @param     ptr   pointer to the input string
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   @param     len   the length of the string
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   @return          the last non-space character
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*/
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481.1.24 by Monty Taylor
Split a method out into innodb_plugin_extras. Innodb is the only thing that uses it. I imagine we probably want to do something totally different with this...
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static inline const unsigned char *
520.4.30 by Monty Taylor
Moved LEX_STRING into drizzled/lex_string.h.
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skip_trailing_space(const unsigned char *ptr, size_t len)
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{
236.1.27 by Monty Taylor
Some cleanups/decoupling in mystring.
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  const unsigned char *end= ptr + len;
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481.1.22 by Monty Taylor
Collapsed over-optimized skip_trailing_spaces.
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  while (end > ptr && isspace(*--end))
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    continue;
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  return end+1;
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}
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#endif