SQLite

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Overview
Comment:Improved handling of errors when doing run-time loading of an SQLite shared-library into TCL.
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SHA1: b3f23d186425d2362b756708cbaf422ba3c751f9
User & Date: drh 2013-05-31 15:36:07.208
Context
2013-06-03
12:34
Further improvements to error handling of the run-time loading of SQLite into TCL. (check-in: 7cc0c4ee11 user: drh tags: trunk)
2013-05-31
15:36
Improved handling of errors when doing run-time loading of an SQLite shared-library into TCL. (check-in: b3f23d1864 user: drh tags: trunk)
2013-05-29
17:48
Updates to the Codec interface to support codecs on attached databases and to allow rekeying in the middle of a transaction. These changes are only applicable if SQLite is compiled with SQLITE_HAS_CODEC. (check-in: d5b084e9d8 user: drh tags: trunk)
Changes
Unified Diff Ignore Whitespace Patch
Changes to src/tclsqlite.c.
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/*
** Provide a dummy Tcl_InitStubs if we are using this as a static
** library.
*/
#ifndef USE_TCL_STUBS
# undef  Tcl_InitStubs
# define Tcl_InitStubs(a,b,c)
#endif

/*
** Make sure we have a PACKAGE_VERSION macro defined.  This will be
** defined automatically by the TEA makefile.  But other makefiles
** do not define it.
*/








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/*
** Provide a dummy Tcl_InitStubs if we are using this as a static
** library.
*/
#ifndef USE_TCL_STUBS
# undef  Tcl_InitStubs
# define Tcl_InitStubs(a,b,c) TCL_OK
#endif

/*
** Make sure we have a PACKAGE_VERSION macro defined.  This will be
** defined automatically by the TEA makefile.  But other makefiles
** do not define it.
*/
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** if the extension only supplies one new name!)  The "sqlite" command is
** used to open a new SQLite database.  See the DbMain() routine above
** for additional information.
**
** The EXTERN macros are required by TCL in order to work on windows.
*/
EXTERN int Sqlite3_Init(Tcl_Interp *interp){
  Tcl_InitStubs(interp, "8.4", 0);

  Tcl_CreateObjCommand(interp, "sqlite3", (Tcl_ObjCmdProc*)DbMain, 0, 0);
  Tcl_PkgProvide(interp, "sqlite3", PACKAGE_VERSION);

#ifndef SQLITE_3_SUFFIX_ONLY
  /* The "sqlite" alias is undocumented.  It is here only to support
  ** legacy scripts.  All new scripts should use only the "sqlite3"
  ** command.
  */
  Tcl_CreateObjCommand(interp, "sqlite", (Tcl_ObjCmdProc*)DbMain, 0, 0);
#endif


  return TCL_OK;
}
EXTERN int Tclsqlite3_Init(Tcl_Interp *interp){ return Sqlite3_Init(interp); }
EXTERN int Sqlite3_Unload(Tcl_Interp *interp, int flags){ return TCL_OK; }
EXTERN int Tclsqlite3_Unload(Tcl_Interp *interp, int flags){ return TCL_OK; }

/* Because it accesses the file-system and uses persistent state, SQLite
** is not considered appropriate for safe interpreters.  Hence, we deliberately








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** if the extension only supplies one new name!)  The "sqlite" command is
** used to open a new SQLite database.  See the DbMain() routine above
** for additional information.
**
** The EXTERN macros are required by TCL in order to work on windows.
*/
EXTERN int Sqlite3_Init(Tcl_Interp *interp){
  int rc = Tcl_InitStubs(interp, "8.4", 0);
  if( rc==TCL_OK ){
    Tcl_CreateObjCommand(interp, "sqlite3", (Tcl_ObjCmdProc*)DbMain, 0, 0);


#ifndef SQLITE_3_SUFFIX_ONLY
    /* The "sqlite" alias is undocumented.  It is here only to support
    ** legacy scripts.  All new scripts should use only the "sqlite3"
    ** command. */

    Tcl_CreateObjCommand(interp, "sqlite", (Tcl_ObjCmdProc*)DbMain, 0, 0);
#endif
    rc = Tcl_PkgProvide(interp, "sqlite3", PACKAGE_VERSION);
  }
  return rc;
}
EXTERN int Tclsqlite3_Init(Tcl_Interp *interp){ return Sqlite3_Init(interp); }
EXTERN int Sqlite3_Unload(Tcl_Interp *interp, int flags){ return TCL_OK; }
EXTERN int Tclsqlite3_Unload(Tcl_Interp *interp, int flags){ return TCL_OK; }

/* Because it accesses the file-system and uses persistent state, SQLite
** is not considered appropriate for safe interpreters.  Hence, we deliberately
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