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remove hardcoded limit on number of pipes in proc_open()

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This commit is contained in:
Antony Dovgal 2014-12-18 15:28:01 +03:00
parent 6f46fa376b
commit ad60549958
2 changed files with 13 additions and 8 deletions
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17
ext/standard/proc_open.c
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@ -240,6 +240,7 @@ static void proc_open_rsrc_dtor(zend_resource *rsrc)
FG(pclose_ret) = -1;
#endif
_php_free_envp(proc->env, proc->is_persistent);
pefree(proc->pipes, proc->is_persistent);
pefree(proc->command, proc->is_persistent);
pefree(proc, proc->is_persistent);
@ -434,7 +435,8 @@ PHP_FUNCTION(proc_open)
zval *descitem = NULL;
zend_string *str_index;
zend_ulong nindex;
struct php_proc_open_descriptor_item descriptors[PHP_PROC_OPEN_MAX_DESCRIPTORS];
struct php_proc_open_descriptor_item *descriptors = NULL;
int ndescriptors_array;
#ifdef PHP_WIN32
PROCESS_INFORMATION pi;
HANDLE childHandle;
@ -499,7 +501,11 @@ PHP_FUNCTION(proc_open)
memset(&env, 0, sizeof(env));
}
memset(descriptors, 0, sizeof(descriptors));
ndescriptors_array = zend_hash_num_elements(Z_ARRVAL_P(descriptorspec));
descriptors = safe_emalloc(sizeof(struct php_proc_open_descriptor_item), ndescriptors_array, 0);
memset(descriptors, 0, sizeof(struct php_proc_open_descriptor_item) * ndescriptors_array);
#ifdef PHP_WIN32
/* we use this to allow the child to inherit handles */
@ -669,9 +675,7 @@ PHP_FUNCTION(proc_open)
goto exit_fail;
}
}
if (++ndesc == PHP_PROC_OPEN_MAX_DESCRIPTORS)
break;
ndesc++;
} ZEND_HASH_FOREACH_END();
#ifdef PHP_WIN32
@ -875,6 +879,7 @@ PHP_FUNCTION(proc_open)
proc = (struct php_process_handle*)pemalloc(sizeof(struct php_process_handle), is_persistent);
proc->is_persistent = is_persistent;
proc->command = command;
proc->pipes = pemalloc(sizeof(zend_resource *) * ndesc, is_persistent);
proc->npipes = ndesc;
proc->child = child;
#ifdef PHP_WIN32
@ -952,10 +957,12 @@ PHP_FUNCTION(proc_open)
}
}
efree(descriptors);
ZVAL_RES(return_value, zend_register_resource(proc, le_proc_open));
return;
exit_fail:
efree(descriptors);
_php_free_envp(env, is_persistent);
pefree(command, is_persistent);
#if PHP_CAN_DO_PTS