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Overview
| Comment: | Fix minor glitches in the json1.c extension, mostly having to do with OOM behavior. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
cc5204149c4053b9e529a72102d8df09 |
| User & Date: | drh 2015-08-23 20:44:59 |
Context
|
2015-08-23
| ||
| 20:48 | Fix a comment typo on sqlite3ExprAlloc(). No code changes. check-in: 518d6220 user: drh tags: trunk | |
| 20:44 | Fix minor glitches in the json1.c extension, mostly having to do with OOM behavior. check-in: cc520414 user: drh tags: trunk | |
| 02:42 | Fixes to json_each() and json_tree(). Improved json_parse() debugging output. check-in: fc1b24f3 user: drh tags: trunk | |
Changes
Changes to ext/misc/json1.c.
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*/
static int jsonParse(
JsonParse *pParse, /* Initialize and fill this JsonParse object */
sqlite3_context *pCtx, /* Report errors here */
const char *zJson /* Input JSON text to be parsed */
){
int i;
if( zJson==0 ) return 1;
memset(pParse, 0, sizeof(*pParse));
pParse->zJson = zJson;
i = jsonParseValue(pParse, 0);
if( i>0 ){
while( isspace(zJson[i]) ) i++;
if( zJson[i] ) i = -1;
}
if( i<0 ){
if( pParse->oom && pCtx!=0 ) sqlite3_result_error_nomem(pCtx);
jsonParseReset(pParse);
................................................................................
/*
** Compute the parentage of all nodes in a completed parse.
*/
static int jsonParseFindParents(JsonParse *pParse){
u32 *aUp;
assert( pParse->aUp==0 );
aUp = pParse->aUp = sqlite3_malloc( sizeof(u32)*pParse->nNode );
if( aUp==0 ) return SQLITE_NOMEM;
jsonParseFillInParentage(pParse, 0, 0);
return SQLITE_OK;
}
/* forward declaration */
static JsonNode *jsonLookupAppend(JsonParse*,const char*,int*);
................................................................................
}else{
pNode = p->sParse.aNode;
}
p->i = (int)(pNode - p->sParse.aNode);
p->eType = pNode->eType;
if( p->eType>=JSON_ARRAY ){
pNode->u.iKey = 0;
if( !p->bRecursive ) p->i++;
p->iEnd = p->i + pNode->n;
}else{
p->iEnd = p->i+1;
}
}
return p->sParse.oom ? SQLITE_NOMEM : SQLITE_OK;
}
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*/
static int jsonParse(
JsonParse *pParse, /* Initialize and fill this JsonParse object */
sqlite3_context *pCtx, /* Report errors here */
const char *zJson /* Input JSON text to be parsed */
){
int i;
memset(pParse, 0, sizeof(*pParse));
if( zJson==0 ) return 1;
pParse->zJson = zJson;
i = jsonParseValue(pParse, 0);
if( pParse->oom ) i = -1;
if( i>0 ){
while( isspace(zJson[i]) ) i++;
if( zJson[i] ) i = -1;
}
if( i<0 ){
if( pParse->oom && pCtx!=0 ) sqlite3_result_error_nomem(pCtx);
jsonParseReset(pParse);
................................................................................
/*
** Compute the parentage of all nodes in a completed parse.
*/
static int jsonParseFindParents(JsonParse *pParse){
u32 *aUp;
assert( pParse->aUp==0 );
aUp = pParse->aUp = sqlite3_malloc( sizeof(u32)*pParse->nNode );
if( aUp==0 ){
pParse->oom = 1;
return SQLITE_NOMEM;
}
jsonParseFillInParentage(pParse, 0, 0);
return SQLITE_OK;
}
/* forward declaration */
static JsonNode *jsonLookupAppend(JsonParse*,const char*,int*);
................................................................................
}else{
pNode = p->sParse.aNode;
}
p->i = (int)(pNode - p->sParse.aNode);
p->eType = pNode->eType;
if( p->eType>=JSON_ARRAY ){
pNode->u.iKey = 0;
p->iEnd = p->i + pNode->n + 1;
if( !p->bRecursive ) p->i++;
}else{
p->iEnd = p->i+1;
}
}
return p->sParse.oom ? SQLITE_NOMEM : SQLITE_OK;
}
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