Update zend_string.h

Author: LamentXU123

Zend/zend_string.h

@@ -316,7 +316,7 @@ static zend_always_inline zend_string *zend_string_safe_realloc(zend_string *s,
 	return ret;
 }
 
-static zend_always_inline char *zend_string_append_char_to_cstr(const char *str, size_t len, char c) {
+static zend_always_inline char *zend_cstr_append_char(const char *str, size_t len, char c) {
     char *res = (char *)safe_emalloc(len, 1, 2);
     if (len > 0) {
         memcpy(res, str, len);
@@ -326,7 +326,7 @@ static zend_always_inline char *zend_string_append_char_to_cstr(const char *str,
     return res;
 }
 
-static zend_always_inline char *zend_string_concat_to_cstr(const char *s1, size_t len1, const char *s2, size_t len2) {
+static zend_always_inline char *zend_cstr_concat(const char *s1, size_t len1, const char *s2, size_t len2) {
     char *res = (char *)safe_emalloc(len1, 1, len2 + 1);
     if (len1 > 0) {
         memcpy(res, s1, len1);
@@ -338,7 +338,7 @@ static zend_always_inline char *zend_string_concat_to_cstr(const char *s1, size_
     return res;
 }
 
-static zend_always_inline char *zend_string_concat3_to_cstr(const char *s1, size_t len1, const char *s2, size_t len2, const char *s3, size_t len3) {
+static zend_always_inline char *zend_cstr_concat3(const char *s1, size_t len1, const char *s2, size_t len2, const char *s3, size_t len3) {
     char *res = (char *)safe_emalloc(len1, 1, len2 + len3 + 1);
     if (len1 > 0) {
         memcpy(res, s1, len1);