Add the SQLITE_ENABLE_EXPLAIN_COMMENTS compile-time option to enable extra
commentary in the EXPLAIN output. Formerly, this was only available with SQLITE_DEBUG. FossilOrigin-Name: e1a89b56f7173166bb9224e2e360fd67ad3399c3
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@ -1,5 +1,5 @@
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C Enhanced\sdisplay\sof\sregister\sranges\sin\sthe\sauxiliary\scomments\sadded\sto\sEXPLAIN.
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D 2013-10-30T00:25:03.220
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C Add\sthe\sSQLITE_ENABLE_EXPLAIN_COMMENTS\scompile-time\soption\sto\senable\sextra\ncommentary\sin\sthe\sEXPLAIN\soutput.\s\sFormerly,\sthis\swas\sonly\savailable\swith\nSQLITE_DEBUG.
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D 2013-10-30T02:28:23.508
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F Makefile.arm-wince-mingw32ce-gcc d6df77f1f48d690bd73162294bbba7f59507c72f
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F Makefile.in 0522b53cdc1fcfc18f3a98e0246add129136c654
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F Makefile.linux-gcc 91d710bdc4998cb015f39edf3cb314ec4f4d7e23
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@ -145,7 +145,7 @@ F main.mk c6a433cb334bbb019625c137ab5d5e7568b47cff
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F mkdll.sh 7d09b23c05d56532e9d44a50868eb4b12ff4f74a
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F mkextu.sh 416f9b7089d80e5590a29692c9d9280a10dbad9f
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F mkextw.sh d2a981497b404d6498f5ff3e3b1f3816bdfcb338
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F mkopcodec.awk 393b20a2a99557ca695f7e1261c32d087ff7c0b4
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F mkopcodec.awk c2ff431854d702cdd2d779c9c0d1f58fa16fa4ea
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F mkopcodeh.awk 987ee588ff3bb4043bed2185c1ee2bdc39b1e526
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F mkso.sh fd21c06b063bb16a5d25deea1752c2da6ac3ed83
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F mptest/config01.test 3c6adcbc50b991866855f1977ff172eb6d901271
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@ -223,7 +223,7 @@ F src/shell.c d5eebdc6034014103de2b9d58e1d3f6f7de0fb50
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F src/sqlite.h.in 547a44dd4ff4d975e92a645ea2d609e543a83d0f
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F src/sqlite3.rc 11094cc6a157a028b301a9f06b3d03089ea37c3e
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F src/sqlite3ext.h 886f5a34de171002ad46fae8c36a7d8051c190fc
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F src/sqliteInt.h 4dd81a25a919509ce94b1f8f120bbef14458d4b9
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F src/sqliteInt.h 6eff1bbd7e687510c4d5a2aea915b50a51001eb2
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F src/sqliteLimit.h 164b0e6749d31e0daa1a4589a169d31c0dec7b3d
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F src/status.c 7ac05a5c7017d0b9f0b4bcd701228b784f987158
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F src/table.c 2cd62736f845d82200acfa1287e33feb3c15d62e
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@ -274,16 +274,16 @@ F src/test_vfs.c e72f555ef7a59080f898fcf1a233deb9eb704ea9
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F src/test_vfstrace.c 34b544e80ba7fb77be15395a609c669df2e660a2
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F src/test_wsd.c 41cadfd9d97fe8e3e4e44f61a4a8ccd6f7ca8fe9
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F src/tokenize.c 70061085a51f2f4fc15ece94f32c03bcb78e63b2
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F src/trigger.c ba0a883cd536b7dfdd4df3733001f5372a4299da
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F src/trigger.c 53d6b5d50b3b23d4fcd0a36504feb5cff9aed716
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F src/update.c f5182157f5d0d0a97bc5f5e3c9bdba0dfbe08f08
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F src/utf.c 6fc6c88d50448c469c5c196acf21617a24f90269
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F src/util.c 2fa6c821d28bbdbeec1b2a7b091a281c9ef8f918
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F src/vacuum.c f313bc97123a4dd4bfd3f50a00c4d44c08a5b1b7
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F src/vdbe.c de4018a314991d41f9b8fb68a17a04471076675d
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F src/vdbe.h 4f554b5627f26710c4c36d919110a3fc611ca5c4
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F src/vdbe.h 6bdee35c54d57fd52733d4c542781820009311dc
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F src/vdbeInt.h ff57f67aee1ba26a3a47e786533dab155ab6dad6
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F src/vdbeapi.c 93a22a9ba2abe292d5c2cf304d7eb2e894dde0ed
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F src/vdbeaux.c 24deeaf02e8c654af95f83dad6bff79b8bfaf844
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F src/vdbeaux.c 1cbff05cb4c6618d805b4d4efc15d31af0f47f0d
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F src/vdbeblob.c 5dc79627775bd9a9b494dd956e26297946417d69
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F src/vdbemem.c 649933bad3e922465b726eaf85c72a75acba2ab7
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F src/vdbesort.c 3937e06b2a0e354500e17dc206ef4c35770a5017
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@ -1126,7 +1126,7 @@ F tool/vdbe-compress.tcl f12c884766bd14277f4fcedcae07078011717381
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F tool/warnings-clang.sh f6aa929dc20ef1f856af04a730772f59283631d4
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F tool/warnings.sh d1a6de74685f360ab718efda6265994b99bbea01
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F tool/win/sqlite.vsix 030f3eeaf2cb811a3692ab9c14d021a75ce41fff
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P 5f310c6a22b8bb5f860296074aee130c14101681
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R 56a9cac237ebc2d22a08882e57a2deb0
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P d6b0c39281d0751ecec04d7c19d9d2931d133e8e
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R 97e786a08b0a2c7a14cb84c2e159324e
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U drh
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Z 31acf4b64a31acd4cd8cd14b574bab97
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Z 1b6acaf0339443874185cc93aaa66a02
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@ -1 +1 @@
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d6b0c39281d0751ecec04d7c19d9d2931d133e8e
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e1a89b56f7173166bb9224e2e360fd67ad3399c3
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@ -14,7 +14,7 @@ BEGIN {
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printf "#if !defined(SQLITE_OMIT_EXPLAIN)"
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printf " || defined(VDBE_PROFILE)"
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print " || defined(SQLITE_DEBUG)"
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print "#if defined(SQLITE_DEBUG)"
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print "#if defined(SQLITE_ENABLE_EXPLAIN_COMMENTS) || defined(SQLITE_DEBUG)"
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print "# define OpHelp(X) \"\\0\" X"
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print "#else"
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print "# define OpHelp(X)"
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@ -217,6 +217,13 @@
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# undef NDEBUG
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#endif
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/*
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** Enable SQLITE_ENABLE_EXPLAIN_COMMENTS if SQLITE_DEBUG is turned on.
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*/
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#if !defined(SQLITE_ENABLE_EXPLAIN_COMMENTS) && defined(SQLITE_DEBUG)
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# define SQLITE_ENABLE_EXPLAIN_COMMENTS 1
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#endif
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/*
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** The testcase() macro is used to aid in coverage testing. When
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** doing coverage testing, the condition inside the argument to
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@ -784,7 +784,7 @@ static int codeTriggerProgram(
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return 0;
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}
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#ifdef SQLITE_DEBUG
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#ifdef SQLITE_ENABLE_EXPLAIN_COMMENTS
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/*
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** This function is used to add VdbeComment() annotations to a VDBE
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** program. It is not used in production code, only for debugging.
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@ -61,7 +61,7 @@ struct VdbeOp {
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SubProgram *pProgram; /* Used when p4type is P4_SUBPROGRAM */
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int (*xAdvance)(BtCursor *, int *);
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} p4;
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#ifdef SQLITE_DEBUG
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#ifdef SQLITE_ENABLE_EXPLAIN_COMMENTS
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char *zComment; /* Comment to improve readability */
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#endif
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#ifdef VDBE_PROFILE
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@ -219,7 +219,7 @@ void sqlite3VdbeLinkSubProgram(Vdbe *, SubProgram *);
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#endif
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#ifndef NDEBUG
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#ifdef SQLITE_ENABLE_EXPLAIN_COMMENTS
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void sqlite3VdbeComment(Vdbe*, const char*, ...);
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# define VdbeComment(X) sqlite3VdbeComment X
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void sqlite3VdbeNoopComment(Vdbe*, const char*, ...);
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@ -144,8 +144,10 @@ int sqlite3VdbeAddOp3(Vdbe *p, int op, int p1, int p2, int p3){
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pOp->p3 = p3;
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pOp->p4.p = 0;
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pOp->p4type = P4_NOTUSED;
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#ifdef SQLITE_DEBUG
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#ifdef SQLITE_ENABLE_EXPLAIN_COMMENTS
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pOp->zComment = 0;
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#endif
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#ifdef SQLITE_DEBUG
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if( p->db->flags & SQLITE_VdbeAddopTrace ){
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sqlite3VdbePrintOp(0, i, &p->aOp[i]);
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}
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@ -532,8 +534,10 @@ int sqlite3VdbeAddOpList(Vdbe *p, int nOp, VdbeOpList const *aOp){
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pOut->p4type = P4_NOTUSED;
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pOut->p4.p = 0;
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pOut->p5 = 0;
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#ifdef SQLITE_DEBUG
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#ifdef SQLITE_ENABLE_EXPLAIN_COMMENTS
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pOut->zComment = 0;
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#endif
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#ifdef SQLITE_DEBUG
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if( p->db->flags & SQLITE_VdbeAddopTrace ){
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sqlite3VdbePrintOp(0, i+addr, &p->aOp[i+addr]);
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}
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@ -663,7 +667,7 @@ static void vdbeFreeOpArray(sqlite3 *db, Op *aOp, int nOp){
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Op *pOp;
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for(pOp=aOp; pOp<&aOp[nOp]; pOp++){
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freeP4(db, pOp->p4type, pOp->p4.p);
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#ifdef SQLITE_DEBUG
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#ifdef SQLITE_ENABLE_EXPLAIN_COMMENTS
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sqlite3DbFree(db, pOp->zComment);
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#endif
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}
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@ -779,7 +783,7 @@ void sqlite3VdbeChangeP4(Vdbe *p, int addr, const char *zP4, int n){
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}
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}
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#ifndef NDEBUG
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#ifdef SQLITE_ENABLE_EXPLAIN_COMMENTS
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/*
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** Change the comment on the most recently coded instruction. Or
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** insert a No-op and add the comment to that new instruction. This
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@ -854,7 +858,7 @@ VdbeOp *sqlite3VdbeGetOp(Vdbe *p, int addr){
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}
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}
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#if defined(SQLITE_DEBUG)
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#if defined(SQLITE_ENABLE_EXPLAIN_COMMENTS)
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/*
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** Return an integer value for one of the parameters to the opcode pOp
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** determined by character c.
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@ -1126,7 +1130,7 @@ void sqlite3VdbePrintOp(FILE *pOut, int pc, Op *pOp){
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static const char *zFormat1 = "%4d %-13s %4d %4d %4d %-4s %.2X %s\n";
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if( pOut==0 ) pOut = stdout;
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zP4 = displayP4(pOp, zPtr, sizeof(zPtr));
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#ifdef SQLITE_DEBUG
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#ifdef SQLITE_ENABLE_EXPLAIN_COMMENTS
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displayComment(pOp, zP4, zCom, sizeof(zCom));
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#else
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zCom[0] = 0
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@ -1372,7 +1376,7 @@ int sqlite3VdbeList(
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pMem->enc = SQLITE_UTF8;
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pMem++;
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#ifdef SQLITE_DEBUG
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#ifdef SQLITE_ENABLE_EXPLAIN_COMMENTS
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if( sqlite3VdbeMemGrow(pMem, 500, 0) ){
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assert( p->db->mallocFailed );
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return SQLITE_ERROR;
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