Re: cvs: php-src /ext/pdo_sqlite sqlite_statement.c
| From: | Scott MacVicar | Date: | Wed, 01 Apr 2009 13:51:13 +0000 |
| Subject: | Re: cvs: php-src /ext/pdo_sqlite sqlite_statement.c | ||
| References: | 1 | Groups: | php.cvs |
| Request: | Send a blank email to php-cvs+get-56847@lists.php.net to get a copy of this message | ||
It's valid to discard the const qualifier, add_assoc_string runs
estrndup to take a copy of the return value anyway.
You've also made the code less readable and introduced a memory leak for
str.
So unless I've missed something can you revert this please.
Scott
Alexey Zakhlestin wrote:
> indeyets Wed Apr 1 11:31:54 2009 UTC
>
> Modified files:
> /php-src/ext/pdo_sqlite sqlite_statement.c
> Log:
> const pointer was used in non-const context
>
>
> http://cvs.php.net/viewvc.cgi/php-src/ext/pdo_sqlite/sqlite_statement.c?r1=1.29&r2=1.30&diff_format=u
> Index: php-src/ext/pdo_sqlite/sqlite_statement.c
> diff -u php-src/ext/pdo_sqlite/sqlite_statement.c:1.29
> php-src/ext/pdo_sqlite/sqlite_statement.c:1.30
> --- php-src/ext/pdo_sqlite/sqlite_statement.c:1.29 Tue Mar 10 23:39:31 2009
> +++ php-src/ext/pdo_sqlite/sqlite_statement.c Wed Apr 1 11:31:54 2009
> @@ -16,7 +16,7 @@
> +----------------------------------------------------------------------+
> */
>
> -/* $Id: sqlite_statement.c,v 1.29 2009/03/10 23:39:31 helly Exp $ */
> +/* $Id: sqlite_statement.c,v 1.30 2009/04/01 11:31:54 indeyets Exp $ */
>
> #ifdef HAVE_CONFIG_H
> #include "config.h"
> @@ -282,6 +282,8 @@
> static int pdo_sqlite_stmt_col_meta(pdo_stmt_t *stmt, long colno, zval *return_value
> TSRMLS_DC)
> {
> pdo_sqlite_stmt *S = (pdo_sqlite_stmt*)stmt->driver_data;
> + const char *_str;
> + size_t _str_len;
> char *str;
> zval *flags;
>
> @@ -318,14 +320,20 @@
> break;
> }
>
> - str = (char*)sqlite3_column_decltype(S->stmt, colno);
> - if (str) {
> + _str = sqlite3_column_decltype(S->stmt, colno);
> + _str_len = strlen(_str);
> + if (_str) {
> + str = emalloc(_str_len);
> + strcpy(str, _str);
> add_assoc_string(return_value, "sqlite:decl_type", str, 1);
> }
>
> #ifdef SQLITE_ENABLE_COLUMN_METADATA
> - str = sqlite3_column_table_name(S->stmt, colno);
> - if (str) {
> + _str = sqlite3_column_table_name(S->stmt, colno);
> + _str_len = strlen(_str);
> + if (_str) {
> + str = emalloc(_str_len);
> + strcpy(str, _str);
> add_assoc_string(return_value, "table", str, 1);
> }
> #endif
>
>