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Overview
| Comment: | The previous fix to JSON1 was not complete. A few more tweaks are needed for correct handling of all oversized integers. |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
4a47f0177851721cdf6c981df962b6e8 |
| User & Date: | drh 2015-10-09 20:40:44 |
Context
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2015-10-10
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| 14:00 | Add some #ifdef-ery to json1.c to avoid a duplicate typedef when used in the amalgamation, since some compilers become upset over duplicate typedefs. check-in: de28acd4 user: drh tags: trunk | |
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2015-10-09
| ||
| 20:40 | The previous fix to JSON1 was not complete. A few more tweaks are needed for correct handling of all oversized integers. check-in: 4a47f017 user: drh tags: trunk | |
| 18:21 | Fix the JSON1 extension so that it renders integers outside the range of -9223372036854775808 to +9223372036854775807 as floating-point numbers. check-in: ae736e35 user: drh tags: trunk | |
Changes
Changes to ext/misc/json1.c.
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#if !defined(SQLITE_CORE) || defined(SQLITE_ENABLE_JSON1)
#if !defined(_SQLITEINT_H_)
#include "sqlite3ext.h"
#endif
SQLITE_EXTENSION_INIT1
#include <assert.h>
#include <string.h>
#include <ctype.h>
#include <stdlib.h>
#include <stdarg.h>
#define UNUSED_PARAM(X) (void)(X)
#ifndef LARGEST_INT64
# define LARGEST_INT64 (0xffffffff|(((sqlite3_int64)0x7fffffff)<<32))
................................................................................
case JSON_INT: {
sqlite3_int64 i = 0;
const char *z = pNode->u.zJContent;
if( z[0]=='-' ){ z++; }
while( z[0]>='0' && z[0]<='9' ){
unsigned v = *(z++) - '0';
if( i>=LARGEST_INT64/10 ){
if( z[0]>='0' && z[0]<='9' ) goto int_as_real;
if( v==9 ) goto int_as_real;
if( v==8 ){
if( pNode->u.zJContent[0]=='-' ){
sqlite3_result_int64(pCtx, SMALLEST_INT64);
goto int_done;
}else{
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#if !defined(SQLITE_CORE) || defined(SQLITE_ENABLE_JSON1) #if !defined(_SQLITEINT_H_) #include "sqlite3ext.h" #endif SQLITE_EXTENSION_INIT1 #include <assert.h> #include <string.h> #include <ctype.h> /* amalgamator: keep */ #include <stdlib.h> #include <stdarg.h> #define UNUSED_PARAM(X) (void)(X) #ifndef LARGEST_INT64 # define LARGEST_INT64 (0xffffffff|(((sqlite3_int64)0x7fffffff)<<32)) ................................................................................ case JSON_INT: { sqlite3_int64 i = 0; const char *z = pNode->u.zJContent; if( z[0]=='-' ){ z++; } while( z[0]>='0' && z[0]<='9' ){ unsigned v = *(z++) - '0'; if( i>=LARGEST_INT64/10 ){ if( i>LARGEST_INT64/10 ) goto int_as_real; if( z[0]>='0' && z[0]<='9' ) goto int_as_real; if( v==9 ) goto int_as_real; if( v==8 ){ if( pNode->u.zJContent[0]=='-' ){ sqlite3_result_int64(pCtx, SMALLEST_INT64); goto int_done; }else{ |