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XPath: alloc_string no longer returns NULL

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NULL return value will be reserved for the OOM error indicator.
This commit is contained in:
Arseny Kapoulkine 2017-01-29 20:00:44 -08:00
parent d3b9e4e1e8
commit f11c4d6847
1 changed files with 10 additions and 11 deletions
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7
src/pugixml.cpp
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@ -10953,8 +10953,9 @@ PUGI__NS_BEGIN
const char_t* alloc_string(const xpath_lexer_string& value) const char_t* alloc_string(const xpath_lexer_string& value)
{ {
if (value.begin) if (!value.begin)
{ return PUGIXML_TEXT("");
size_t length = static_cast<size_t>(value.end - value.begin); size_t length = static_cast<size_t>(value.end - value.begin);
char_t* c = static_cast<char_t*>(_alloc->allocate_nothrow((length + 1) * sizeof(char_t))); char_t* c = static_cast<char_t*>(_alloc->allocate_nothrow((length + 1) * sizeof(char_t)));
@ -10966,8 +10967,6 @@ PUGI__NS_BEGIN
return c; return c;
} }
else return 0;
}
xpath_ast_node* parse_function_helper(ast_type_t type0, ast_type_t type1, size_t argc, xpath_ast_node* args[2]) xpath_ast_node* parse_function_helper(ast_type_t type0, ast_type_t type1, size_t argc, xpath_ast_node* args[2])
{ {