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Add a few documentation evidence comments to the built-in function

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implementations.

FossilOrigin-Name: 8bd0f8147dbf75367243b3eecfb705da6e794ab7
This commit is contained in:
drh 2010-01-11 18:26:42 +00:00
parent 9a34020f05
commit ab2f1f9560
3 changed files with 35 additions and 13 deletions
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24
manifest
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@ -1,5 +1,8 @@
C Modify\ssnippets\scode\sto\srun\smore\sefficiently.\sAnd\sto\savoid\sa\sbug\srelating\sto\ssnippets\sbased\son\sfull-text\squeries\sthat\scontain\sduplicate\sterms.
D 2010-01-11T12:00:48
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1
C Add\sa\sfew\sdocumentation\sevidence\scomments\sto\sthe\sbuilt-in\sfunction\s\nimplementations.
D 2010-01-11T18:26:42
F Makefile.arm-wince-mingw32ce-gcc fcd5e9cd67fe88836360bb4f9ef4cb7f8e2fb5a0
F Makefile.in c5827ead754ab32b9585487177c93bb00b9497b3
F Makefile.linux-gcc d53183f4aa6a9192d249731c90dbdffbd2c68654
@ -119,7 +122,7 @@ F src/delete.c 610dc008e88a9599f905f5cbe9577ac9c36e0581
F src/expr.c b186cb2a2bab8fae4bbee4582a1c92cfc8d6aad3
F src/fault.c 160a0c015b6c2629d3899ed2daf63d75754a32bb
F src/fkey.c e2116672a6bd610dc888e27df292ebc7999c9bb0
F src/func.c 69906340991919b4933dd8630774ad069e4d582e
F src/func.c 7cd1b3abad8bcccf555fad9274d608da972467a3
F src/global.c 75946a4a2ab41c6ae58f10ca0ed31b3449694b26
F src/hash.c 458488dcc159c301b8e7686280ab209f1fb915af
F src/hash.h 2894c932d84d9f892d4b4023a75e501f83050970
@ -785,7 +788,14 @@ F tool/speedtest2.tcl ee2149167303ba8e95af97873c575c3e0fab58ff
F tool/speedtest8.c 2902c46588c40b55661e471d7a86e4dd71a18224
F tool/speedtest8inst1.c 293327bc76823f473684d589a8160bde1f52c14e
F tool/vdbe-compress.tcl d70ea6d8a19e3571d7ab8c9b75cba86d1173ff0f
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@ -1 +1 @@
a2b1183d9e9898d06d623b342bbb552e85a9b3f6
8bd0f8147dbf75367243b3eecfb705da6e794ab7

22
src/func.c
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@ -440,12 +440,18 @@ static void last_insert_rowid(
){
sqlite3 *db = sqlite3_context_db_handle(context);
UNUSED_PARAMETER2(NotUsed, NotUsed2);
/* IMP: R-51513-12026 The last_insert_rowid() SQL function is a
** wrapper around the sqlite3_last_insert_rowid() C/C++ interface
** function. */
sqlite3_result_int64(context, sqlite3_last_insert_rowid(db));
}
/*
** Implementation of the changes() SQL function. The return value is the
** same as the sqlite3_changes() API function.
** Implementation of the changes() SQL function.
**
** IMP: R-62073-11209 The changes() SQL function is a wrapper
** around the sqlite3_changes() C/C++ function and hence follows the same
** rules for counting changes.
*/
static void changes(
sqlite3_context *context,
@ -468,6 +474,8 @@ static void total_changes(
){
sqlite3 *db = sqlite3_context_db_handle(context);
UNUSED_PARAMETER2(NotUsed, NotUsed2);
/* IMP: R-52756-41993 This function is a wrapper around the
** sqlite3_total_changes() C/C++ interface. */
sqlite3_result_int(context, sqlite3_total_changes(db));
}
@ -735,7 +743,9 @@ static void versionFunc(
sqlite3_value **NotUsed2
){
UNUSED_PARAMETER2(NotUsed, NotUsed2);
sqlite3_result_text(context, sqlite3_version, -1, SQLITE_STATIC);
/* IMP: R-48699-48617 This function is an SQL wrapper around the
** sqlite3_libversion() C-interface. */
sqlite3_result_text(context, sqlite3_libversion(), -1, SQLITE_STATIC);
}
/*
@ -749,7 +759,9 @@ static void sourceidFunc(
sqlite3_value **NotUsed2
){
UNUSED_PARAMETER2(NotUsed, NotUsed2);
sqlite3_result_text(context, SQLITE_SOURCE_ID, -1, SQLITE_STATIC);
/* IMP: R-24470-31136 This function is an SQL wrapper around the
** sqlite3_sourceid() C interface. */
sqlite3_result_text(context, sqlite3_sourceid(), -1, SQLITE_STATIC);
}
/* Array for converting from half-bytes (nybbles) into ASCII hex
@ -878,7 +890,7 @@ static void zeroblobFunc(
if( n>db->aLimit[SQLITE_LIMIT_LENGTH] ){
sqlite3_result_error_toobig(context);
}else{
sqlite3_result_zeroblob(context, (int)n);
sqlite3_result_zeroblob(context, (int)n); /* IMP: R-00293-64994 */
}
}