ViniciusSouzaRoque commented on code in PR #12803:
URL: https://github.com/apache/arrow/pull/12803#discussion_r844223641
##########
cpp/src/gandiva/precompiled/string_ops.cc:
##########
@@ -2393,152 +2393,239 @@ const char* byte_substr_binary_int32_int32(gdv_int64
context, const char* text,
return ret;
}
+FORCE_INLINE
+void concat_word(char* tmp, int* out_tmp, bool* last, const char* word, int
word_len,
+ bool word_validity) {
+ if (word_validity) {
+ memcpy(tmp + *out_tmp, word, word_len);
+ *out_tmp += word_len;
+ *last = true;
+ }
+}
+
+FORCE_INLINE
+void concat_separator(char* tmp, int* out_tmp, const char* separator, int
separator_len,
+ bool last, bool next) {
+ if (last && next) {
+ memcpy(tmp + *out_tmp, separator, separator_len);
+ *out_tmp += separator_len;
+ }
+}
+
FORCE_INLINE
const char* concat_ws_utf8_utf8(int64_t context, const char* separator,
- int32_t separator_len, const char* word1,
- int32_t word1_len, const char* word2, int32_t
word2_len,
- int32_t* out_len) {
- if (word1_len < 0 || word2_len < 0 || separator_len < 0) {
- gdv_fn_context_set_error_msg(context, "All words can not be null.");
+ int32_t separator_len, bool separator_validity,
+ const char* word1, int32_t word1_len, bool
word1_validity,
+ const char* word2, int32_t word2_len, bool
word2_validity,
+ bool* out_valid, int32_t* out_len) {
+ *out_len = 0;
+ // If separator is null, always return null
+ if (!separator_validity) {
*out_len = 0;
+ *out_valid = false;
return "";
}
+ *out_len += separator_len;
+ if (word1_validity) {
+ *out_len += word1_len;
+ }
+ if (word2_validity) {
+ *out_len += word2_len;
+ }
- *out_len = word1_len + separator_len + word2_len;
char* out = reinterpret_cast<char*>(gdv_fn_context_arena_malloc(context,
*out_len));
if (out == nullptr) {
- gdv_fn_context_set_error_msg(context, "Could not allocate memory for
output string");
*out_len = 0;
+ *out_valid = false;
Review Comment:
Oh right, this is a mistake, this need return true
I going change
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