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Overview
| Comment: | Ensure that the sqlite3StrAccumAppend() routine is never called with a NULL second argument. Doing so is harmless when N==0, but it causes an assert() to fail that was placed to quiet static analyzers. |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | tkt-55746f9e |
| Files: | files | file ages | folders |
| SHA1: |
f03fbf3700d9d4a654e3aa2e5caa810a |
| User & Date: | drh 2014-05-07 18:21:56 |
Context
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2014-05-07
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| 18:23 | Make sure the group_concat() function returns an empty string, not a NULL, if it has at least one input row. Fix for ticket [55746f9e65f8587]. check-in: d01cedaa user: drh tags: trunk | |
| 18:21 | Ensure that the sqlite3StrAccumAppend() routine is never called with a NULL second argument. Doing so is harmless when N==0, but it causes an assert() to fail that was placed to quiet static analyzers. Closed-Leaf check-in: f03fbf37 user: drh tags: tkt-55746f9e | |
| 17:19 | Make sure the group_concat() function returns an empty string, not a NULL, if it has at least one input row. Fix for ticket [55746f9e65f8587]. check-in: 0deac873 user: drh tags: tkt-55746f9e | |
Changes
Changes to src/func.c.
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zSep = ",";
nSep = 1;
}
if( nSep ) sqlite3StrAccumAppend(pAccum, zSep, nSep);
}
zVal = (char*)sqlite3_value_text(argv[0]);
nVal = sqlite3_value_bytes(argv[0]);
if( nVal || firstTerm ) sqlite3StrAccumAppend(pAccum, zVal, nVal);
}
}
static void groupConcatFinalize(sqlite3_context *context){
StrAccum *pAccum;
pAccum = sqlite3_aggregate_context(context, 0);
if( pAccum ){
if( pAccum->accError==STRACCUM_TOOBIG ){
|
> | > |
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zSep = ",";
nSep = 1;
}
if( nSep ) sqlite3StrAccumAppend(pAccum, zSep, nSep);
}
zVal = (char*)sqlite3_value_text(argv[0]);
nVal = sqlite3_value_bytes(argv[0]);
if( nVal || (zVal="", firstTerm) ){
sqlite3StrAccumAppend(pAccum, zVal, nVal);
}
}
}
static void groupConcatFinalize(sqlite3_context *context){
StrAccum *pAccum;
pAccum = sqlite3_aggregate_context(context, 0);
if( pAccum ){
if( pAccum->accError==STRACCUM_TOOBIG ){
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