dep/include/mysql/m_string.h

   1 /* Copyright (C) 2000 MySQL AB
   2
   3    This program is free software; you can redistribute it and/or modify
   4    it under the terms of the GNU General Public License as published by
   5    the Free Software Foundation; version 2 of the License.
   6
   7    This program is distributed in the hope that it will be useful,
   8    but WITHOUT ANY WARRANTY; without even the implied warranty of
   9    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  10    GNU General Public License for more details.
  11
  12    You should have received a copy of the GNU General Public License
  13    along with this program; if not, write to the Free Software
  14    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
  15
  16 /* There may be prolems include all of theese. Try to test in
  17    configure with ones are needed? */
  18
  19 /*  This is needed for the definitions of strchr... on solaris */
  20
  21 #ifndef _m_string_h
  22 #define _m_string_h
  23 #ifndef __USE_GNU
  24 #define __USE_GNU                               /* We want to use stpcpy */
  25 #endif
  26 #if defined(HAVE_STRINGS_H)
  27 #include <strings.h>
  28 #endif
  29 #if defined(HAVE_STRING_H)
  30 #include <string.h>
  31 #endif
  32
  33 /* need by my_vsnprintf */
  34 #include <stdarg.h>
  35
  36 /* Correct some things for UNIXWARE7 */
  37 #ifdef HAVE_UNIXWARE7_THREADS
  38 #undef HAVE_STRINGS_H
  39 #undef HAVE_MEMORY_H
  40 #define HAVE_MEMCPY
  41 #ifndef HAVE_MEMMOVE
  42 #define HAVE_MEMMOVE
  43 #endif
  44 #undef HAVE_BCMP
  45 #undef bcopy
  46 #undef bcmp
  47 #undef bzero
  48 #endif /* HAVE_UNIXWARE7_THREADS */
  49 #ifdef _AIX
  50 #undef HAVE_BCMP
  51 #endif
  52
  53 /*  This is needed for the definitions of bzero... on solaris */
  54 #if defined(HAVE_STRINGS_H) && !defined(HAVE_mit_thread)
  55 #include <strings.h>
  56 #endif
  57
  58 /*  This is needed for the definitions of memcpy... on solaris */
  59 #if defined(HAVE_MEMORY_H) && !defined(__cplusplus)
  60 #include <memory.h>
  61 #endif
  62
  63 #if !defined(HAVE_MEMCPY) && !defined(HAVE_MEMMOVE)
  64 # define memcpy(d, s, n)        bcopy ((s), (d), (n))
  65 # define memset(A,C,B)          bfill((A),(B),(C))
  66 # define memmove(d, s, n)       bmove ((d), (s), (n))
  67 #elif defined(HAVE_MEMMOVE)
  68 # define bmove(d, s, n)         memmove((d), (s), (n))
  69 #else
  70 # define memmove(d, s, n)       bmove((d), (s), (n)) /* our bmove */
  71 #endif
  72
  73 /* Unixware 7 */
  74 #if !defined(HAVE_BFILL)
  75 # define bfill(A,B,C)           memset((A),(C),(B))
  76 # define bmove_align(A,B,C)    memcpy((A),(B),(C))
  77 #endif
  78
  79 #if !defined(HAVE_BCMP)
  80 # define bcopy(s, d, n)         memcpy((d), (s), (n))
  81 # define bcmp(A,B,C)            memcmp((A),(B),(C))
  82 # define bzero(A,B)             memset((A),0,(B))
  83 # define bmove_align(A,B,C)    memcpy((A),(B),(C))
  84 #endif
  85
  86 #if defined(__cplusplus) && !defined(OS2)
  87 extern "C" {
  88 #endif
  89
  90 /*
  91   my_str_malloc() and my_str_free() are assigned to implementations in
  92   strings/alloc.c, but can be overridden in the calling program.
  93  */
  94 extern void *(*my_str_malloc)(size_t);
  95 extern void (*my_str_free)(void *);
  96
  97 #if defined(HAVE_STPCPY) && !defined(HAVE_mit_thread)
  98 #define strmov(A,B) stpcpy((A),(B))
  99 #ifndef stpcpy
 100 extern char *stpcpy(char *, const char *);      /* For AIX with gcc 2.95.3 */
 101 #endif
 102 #endif
 103
 104 /* Declared in int2str() */
 105 extern char NEAR _dig_vec_upper[];
 106 extern char NEAR _dig_vec_lower[];
 107
 108 /* Defined in strtod.c */
 109 extern const double log_10[309];
 110
 111 #ifdef BAD_STRING_COMPILER
 112 #define strmov(A,B)  (memccpy(A,B,0,INT_MAX)-1)
 113 #else
 114 #define strmov_overlapp(A,B) strmov(A,B)
 115 #define strmake_overlapp(A,B,C) strmake(A,B,C)
 116 #endif
 117
 118 #ifdef BAD_MEMCPY                       /* Problem with gcc on Alpha */
 119 #define memcpy_fixed(A,B,C) bmove((A),(B),(C))
 120 #else
 121 #define memcpy_fixed(A,B,C) memcpy((A),(B),(C))
 122 #endif
 123
 124 #ifdef MSDOS
 125 #undef bmove_align
 126 #define bmove512(A,B,C) bmove_align(A,B,C)
 127 extern  void bmove_align(gptr dst,const gptr src,uint len);
 128 #endif
 129
 130 #if (!defined(USE_BMOVE512) || defined(HAVE_purify)) && !defined(bmove512)
 131 #define bmove512(A,B,C) memcpy(A,B,C)
 132 #endif
 133
 134         /* Prototypes for string functions */
 135
 136 #if !defined(bfill) && !defined(HAVE_BFILL)
 137 extern  void bfill(gptr dst,uint len,pchar fill);
 138 #endif
 139
 140 #if !defined(bzero) && !defined(HAVE_BZERO)
 141 extern  void bzero(gptr dst,uint len);
 142 #endif
 143
 144 #if !defined(bcmp) && !defined(HAVE_BCMP)
 145 extern  int bcmp(const char *s1,const char *s2,uint len);
 146 #endif
 147 #ifdef HAVE_purify
 148 extern  int my_bcmp(const char *s1,const char *s2,uint len);
 149 #undef bcmp
 150 #define bcmp(A,B,C) my_bcmp((A),(B),(C))
 151 #endif
 152
 153 #ifndef bmove512
 154 extern  void bmove512(gptr dst,const gptr src,uint len);
 155 #endif
 156
 157 #if !defined(HAVE_BMOVE) && !defined(bmove)
 158 extern  void bmove(char *dst, const char *src,uint len);
 159 #endif
 160
 161 extern  void bmove_upp(char *dst,const char *src,uint len);
 162 extern  void bchange(char *dst,uint old_len,const char *src,
 163                      uint new_len,uint tot_len);
 164 extern  void strappend(char *s,uint len,pchar fill);
 165 extern  char *strend(const char *s);
 166 extern  char *strcend(const char *, pchar);
 167 extern  char *strfield(char *src,int fields,int chars,int blanks,
 168                            int tabch);
 169 extern  char *strfill(my_string s,uint len,pchar fill);
 170 extern  uint strinstr(const char *str,const char *search);
 171 extern  uint r_strinstr(reg1 my_string str,int from, reg4 my_string search);
 172 extern  char *strkey(char *dst,char *head,char *tail,char *flags);
 173 extern  char *strmake(char *dst,const char *src,uint length);
 174 #ifndef strmake_overlapp
 175 extern  char *strmake_overlapp(char *dst,const char *src, uint length);
 176 #endif
 177
 178 #ifndef strmov
 179 extern  char *strmov(char *dst,const char *src);
 180 #endif
 181 extern  char *strnmov(char *dst,const char *src,uint n);
 182 extern  char *strsuff(const char *src,const char *suffix);
 183 extern  char *strcont(const char *src,const char *set);
 184 extern  char *strxcat _VARARGS((char *dst,const char *src, ...));
 185 extern  char *strxmov _VARARGS((char *dst,const char *src, ...));
 186 extern  char *strxcpy _VARARGS((char *dst,const char *src, ...));
 187 extern  char *strxncat _VARARGS((char *dst,uint len, const char *src, ...));
 188 extern  char *strxnmov _VARARGS((char *dst,uint len, const char *src, ...));
 189 extern  char *strxncpy _VARARGS((char *dst,uint len, const char *src, ...));
 190
 191 /* Prototypes of normal stringfunctions (with may ours) */
 192
 193 #ifdef WANT_STRING_PROTOTYPES
 194 extern char *strcat(char *, const char *);
 195 extern char *strchr(const char *, pchar);
 196 extern char *strrchr(const char *, pchar);
 197 extern char *strcpy(char *, const char *);
 198 extern int strcmp(const char *, const char *);
 199 #ifndef __GNUC__
 200 extern size_t strlen(const char *);
 201 #endif
 202 #endif
 203 #ifndef HAVE_STRNLEN
 204 extern uint strnlen(const char *s, uint n);
 205 #endif
 206
 207 #if !defined(__cplusplus)
 208 #ifndef HAVE_STRPBRK
 209 extern char *strpbrk(const char *, const char *);
 210 #endif
 211 #ifndef HAVE_STRSTR
 212 extern char *strstr(const char *, const char *);
 213 #endif
 214 #endif
 215 extern int is_prefix(const char *, const char *);
 216
 217 /* Conversion routines */
 218 double my_strtod(const char *str, char **end, int *error);
 219 double my_atof(const char *nptr);
 220
 221 extern char *llstr(longlong value,char *buff);
 222 extern char *ullstr(longlong value,char *buff);
 223 #ifndef HAVE_STRTOUL
 224 extern long strtol(const char *str, char **ptr, int base);
 225 extern ulong strtoul(const char *str, char **ptr, int base);
 226 #endif
 227
 228 extern char *int2str(long val, char *dst, int radix, int upcase);
 229 extern char *int10_to_str(long val,char *dst,int radix);
 230 extern char *str2int(const char *src,int radix,long lower,long upper,
 231                          long *val);
 232 longlong my_strtoll10(const char *nptr, char **endptr, int *error);
 233 #if SIZEOF_LONG == SIZEOF_LONG_LONG
 234 #define longlong2str(A,B,C) int2str((A),(B),(C),1)
 235 #define longlong10_to_str(A,B,C) int10_to_str((A),(B),(C))
 236 #undef strtoll
 237 #define strtoll(A,B,C) strtol((A),(B),(C))
 238 #define strtoull(A,B,C) strtoul((A),(B),(C))
 239 #ifndef HAVE_STRTOULL
 240 #define HAVE_STRTOULL
 241 #endif
 242 #ifndef HAVE_STRTOLL
 243 #define HAVE_STRTOLL
 244 #endif
 245 #else
 246 #ifdef HAVE_LONG_LONG
 247 extern char *longlong2str(longlong val,char *dst,int radix);
 248 extern char *longlong10_to_str(longlong val,char *dst,int radix);
 249 #if (!defined(HAVE_STRTOULL) || defined(HAVE_mit_thread)) || defined(NO_STRTOLL_PROTO)
 250 extern longlong strtoll(const char *str, char **ptr, int base);
 251 extern ulonglong strtoull(const char *str, char **ptr, int base);
 252 #endif
 253 #endif
 254 #endif
 255
 256 /* my_vsnprintf.c */
 257
 258 extern int my_vsnprintf( char *str, size_t n,
 259                                 const char *format, va_list ap );
 260 extern int my_snprintf(char *to, size_t n, const char *fmt, ...)
 261   ATTRIBUTE_FORMAT(printf, 3, 4);
 262
 263 #if defined(__cplusplus) && !defined(OS2)
 264 }
 265 #endif
 266 #endif