common/vi_db.h

   1 #include <db.h>
   2
   3 #ifndef DB_BUFFER_SMALL
   4 #define DB_BUFFER_SMALL         ENOMEM
   5 #endif
   6
   7 #ifdef USE_BUNDLED_DB
   8
   9 typedef void DB_ENV;
  10
  11 typedef recno_t db_recno_t;
  12 #define DB_MAX_RECORDS MAX_REC_NUMBER
  13
  14 #define db_env_close(env,flags)
  15 #define db_env_create(env,flags)                                        \
  16         1
  17 #define db_env_remove(env,path,flags)                                   \
  18         1
  19 #define db_open(db,file,type,flags,mode)                                \
  20     (db)->open(db, file, NULL, type, flags, mode)
  21 #define db_get_low(db,key,data,flags)                                   \
  22     (db)->get(db, key, data, flags)
  23 #define db_close(db)                                                    \
  24     (db)->close(db)
  25
  26 #else
  27
  28 #if DB_VERSION_MAJOR >= 3 && DB_VERSION_MINOR >= 1
  29 #define db_env_open(env,path,flags,mode)                                \
  30     (env)->open(env, path, flags, mode)
  31 #define db_env_remove(env,path,flags)                                   \
  32     (env)->remove(env, path, flags)
  33 #else
  34 #define db_env_open(env,path,flags,mode)                                \
  35     (env)->open(env, path, NULL, flags, mode)
  36 #define db_env_remove(env,path,flags)                                   \
  37     (env)->remove(env, path, NULL, flags)
  38 #endif
  39
  40 #define db_env_close(env,flags)                                         \
  41     (env)->close(env, flags)
  42
  43 #if DB_VERSION_MAJOR >= 4 && DB_VERSION_MINOR >= 1
  44 #define db_open(db,file,type,flags,mode)                                \
  45     (db)->open(db, NULL, file, NULL, type, flags, mode)
  46 #else
  47 #define db_open(db,file,type,flags,mode)                                \
  48     (db)->open(db, file, NULL, type, flags, mode)
  49 #endif
  50 #define db_get_low(db,key,data,flags)                                   \
  51     (db)->get(db, NULL, key, data, flags)
  52 #define db_close(db)                                                    \
  53     (db)->close(db, DB_NOSYNC)
  54
  55 #endif
  56
  57 #ifdef USE_DYNAMIC_LOADING
  58 #define db_create       nvi_db_create
  59 #define db_env_create   nvi_db_env_create
  60 #define db_strerror     nvi_db_strerror
  61
  62 extern int   (*nvi_db_create) __P((DB **, DB_ENV *, u_int32_t));
  63 extern int   (*nvi_db_env_create) __P((DB_ENV **, u_int32_t));
  64 extern char *(*nvi_db_strerror) __P((int));
  65 #endif