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Updates to the file-control documentation. No changes to code.

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FossilOrigin-Name: 51fab480d0487107709e6c9e00bc0512b82ef1aa
This commit is contained in:
drh 2013-04-04 01:54:10 +00:00
parent 6109e50f87
commit 67f7c780f3
3 changed files with 20 additions and 15 deletions
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12
manifest
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@ -1,5 +1,5 @@
C Increase\sthe\sversion\snumber\sto\s3.7.17.
D 2013-04-04T00:51:14.877
C Updates\sto\sthe\sfile-control\sdocumentation.\s\sNo\schanges\sto\scode.
D 2013-04-04T01:54:10.804
F Makefile.arm-wince-mingw32ce-gcc d6df77f1f48d690bd73162294bbba7f59507c72f
F Makefile.in aafa71d66bab7e87fb2f348152340645f79f0244
F Makefile.linux-gcc 91d710bdc4998cb015f39edf3cb314ec4f4d7e23
@ -176,7 +176,7 @@ F src/resolve.c 9079da7d59aed2bb14ec8315bc7f720dd85b5b65
F src/rowset.c 64655f1a627c9c212d9ab497899e7424a34222e0
F src/select.c 01540bcd3df3c8f1187158e77986028b1c667258
F src/shell.c 319b7791cee6c763b60fde1b590bfaf62613cf37
F src/sqlite.h.in faeb6b3470193e599d79289f77f984b8a78136e1
F src/sqlite.h.in 5fdc866a06ac82fd3c6ccb9f59a100151a36568c
F src/sqlite3.rc fea433eb0a59f4c9393c8e6d76a6e2596b1fe0c0
F src/sqlite3ext.h 7183ab832e23db0f934494f16928da127a571d75
F src/sqliteInt.h 1664dc5ad6f8d4dab871416628aa3271044d66c0
@ -1044,7 +1044,7 @@ F tool/vdbe-compress.tcl f12c884766bd14277f4fcedcae07078011717381
F tool/warnings-clang.sh f6aa929dc20ef1f856af04a730772f59283631d4
F tool/warnings.sh fbc018d67fd7395f440c28f33ef0f94420226381
F tool/win/sqlite.vsix 97894c2790eda7b5bce3cc79cb2a8ec2fde9b3ac
P fff2be60779571c8fb89158db976ec3755e9a223
R 31e6af012b822f077ea81ef26342c1b3
P 5c8c5a2a12f3f5e29c91c4d16e8b4afd4307354e
R 88aa21f5b7ea257c6d372937f19d04ff
U drh
Z 4751dcf9197532f06483d5731e95cbb0
Z 1441bae4ec4fe09d305292864aa8123c

2
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@ -1 +1 @@
5c8c5a2a12f3f5e29c91c4d16e8b4afd4307354e
51fab480d0487107709e6c9e00bc0512b82ef1aa

21
src/sqlite.h.in
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@ -868,7 +868,8 @@ struct sqlite3_io_methods {
** it is able to override built-in [PRAGMA] statements.
**
** <li>[[SQLITE_FCNTL_BUSYHANDLER]]
** ^This file-control may be invoked by SQLite on the database file handle
** ^The [SQLITE_FCNTL_BUSYHANDLER]
** file-control may be invoked by SQLite on the database file handle
** shortly after it is opened in order to provide a custom VFS with access
** to the connections busy-handler callback. The argument is of type (void **)
** - an array of two (void *) values. The first (void *) actually points
@ -879,7 +880,8 @@ struct sqlite3_io_methods {
** current operation.
**
** <li>[[SQLITE_FCNTL_TEMPFILENAME]]
** ^Application can invoke this file-control to have SQLite generate a
** ^Application can invoke the [SQLITE_FCNTL_TEMPFILENAME] file-control
** to have SQLite generate a
** temporary filename using the same algorithm that is followed to generate
** temporary filenames for TEMP tables and other internal uses. The
** argument should be a char** which will be filled with the filename
@ -887,10 +889,14 @@ struct sqlite3_io_methods {
** invoke [sqlite3_free()] on the result to avoid a memory leak.
**
** <li>[[SQLITE_FCNTL_MMAP_LIMIT]]
** The argument is assumed to pointer to a value of type sqlite3_int64 that
** The [SQLITE_FCNTL_MMAP_LIMIT] file control is used to query or set the
** maximum number of bytes that will be used for memory-mapped I/O.
** The argument is a pointer to a value of type sqlite3_int64 that
** is an advisory maximum number of bytes in the file to memory map. The
** pointer is overwritten with the old value. The limit is not changed if
** the original value pointed to is negative.
** the originally pointed to is negative, and so the current limit can be
** queried by passing in a pointer to a negative number. This file-control
** is used internally to implement [PRAGMA mmap_limit].
**
** </ul>
*/
@ -1646,11 +1652,10 @@ struct sqlite3_mem_methods {
** is the default maximum number of bytes of process address space that
** should be used for accessing each database file using memory mapping.
** The default setting can be overridden by each database connection using
** either the [PRAGMA mmap_limit] command or the "mmaplimit" query parameter
** on the [URI filename] when opening the databaes file or by using the
** either the [PRAGMA mmap_limit] command, or by using the
** [SQLITE_FCNTL_MMAP_LIMIT] file control. The value set here overrides the
** compile-time default that is set using the [SQLITE_DEFAULT_MMAP_LIMIT]
** compile-time option. If the argument to this option is negative, then
** compile-time default that is set using [SQLITE_DEFAULT_MMAP_LIMIT].
** If the argument to this option is negative, then
** the memory map limit is set to the compile-time default.
** </dl>
*/