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Comment:Compile with the SQLITE_ENABLE_8_3_NAME macro set to 2 to force 8+3 filenames to be on all the time.
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SHA1: ae83dac70173fecf203bf7e9f7bcb189d3e48f08
User & Date: drh 2011-07-21 21:29:35
Context
2011-07-22
10:33
Use $(TCLSH_CMD) instead of tclsh in the autoconf makefile. check-in: fd36d806 user: drh tags: trunk
2011-07-21
21:29
Compile with the SQLITE_ENABLE_8_3_NAME macro set to 2 to force 8+3 filenames to be on all the time. check-in: ae83dac7 user: drh tags: trunk
20:59
All multiplexor chunk sizes up to 4GiB. Disable the multiplexor if the chunk size is set to 0. check-in: 83191ad6 user: drh tags: trunk
Changes
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Changes to src/util.c.

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  if( x>=0 ) return x;
  if( x==(int)0x80000000 ) return 0x7fffffff;
  return -x;
}

#ifdef SQLITE_ENABLE_8_3_NAMES
/*
** If SQLITE_ENABLE_8_3_NAME is set at compile-time and if the database
** filename in zBaseFilename is a URI with the "8_3_names=1" parameter and
** if filename in z[] has a suffix (a.k.a. "extension") that is longer than
** three characters, then shorten the suffix on z[] to be the last three
** characters of the original suffix.



**
** Examples:
**
**     test.db-journal    =>   test.nal
**     test.db-wal        =>   test.wal
**     test.db-shm        =>   test.shm
*/
void sqlite3FileSuffix3(const char *zBaseFilename, char *z){

  const char *zOk;
  zOk = sqlite3_uri_parameter(zBaseFilename, "8_3_names");
  if( zOk && sqlite3GetBoolean(zOk) ){


    int i, sz;
    sz = sqlite3Strlen30(z);
    for(i=sz-1; i>0 && z[i]!='/' && z[i]!='.'; i--){}
    if( z[i]=='.' && ALWAYS(sz>i+4) ) memcpy(&z[i+1], &z[sz-3], 4);
  }
}
#endif







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  if( x>=0 ) return x;
  if( x==(int)0x80000000 ) return 0x7fffffff;
  return -x;
}

#ifdef SQLITE_ENABLE_8_3_NAMES
/*
** If SQLITE_ENABLE_8_3_NAMES is set at compile-time and if the database
** filename in zBaseFilename is a URI with the "8_3_names=1" parameter and
** if filename in z[] has a suffix (a.k.a. "extension") that is longer than
** three characters, then shorten the suffix on z[] to be the last three
** characters of the original suffix.
**
** If SQLITE_ENABLE_8_3_NAMES is set to 2 at compile-time, then always
** do the suffix shortening regardless of URI parameter.
**
** Examples:
**
**     test.db-journal    =>   test.nal
**     test.db-wal        =>   test.wal
**     test.db-shm        =>   test.shm
*/
void sqlite3FileSuffix3(const char *zBaseFilename, char *z){
#if SQLITE_ENABLE_8_3_NAMES<2
  const char *zOk;
  zOk = sqlite3_uri_parameter(zBaseFilename, "8_3_names");
  if( zOk && sqlite3GetBoolean(zOk) )
#endif
  {
    int i, sz;
    sz = sqlite3Strlen30(z);
    for(i=sz-1; i>0 && z[i]!='/' && z[i]!='.'; i--){}
    if( z[i]=='.' && ALWAYS(sz>i+4) ) memcpy(&z[i+1], &z[sz-3], 4);
  }
}
#endif