Remove redundant mbfl_string_init calls

No need to do this if we already fully initialize the string.

diff --git a/ext/mbstring/mbstring.c b/ext/mbstring/mbstring.c
index 6f3e5c65e74735014f3f2b8fd6fca9a0b4abf53b..501faefe08ec9f0ca6a6b9c7a9f9139a2ba2f090 100644 (file)
--- a/ext/mbstring/mbstring.c
+++ b/ext/mbstring/mbstring.c
@@ -933,8 +933,6 @@ static size_t php_mb_zend_encoding_converter(unsigned char **to, size_t *to_leng
 
        /* new encoding */
        /* initialize string */
-       mbfl_string_init(&string);
-       mbfl_string_init(&result);
        string.encoding = (const mbfl_encoding*)encoding_from;
        string.no_language = MBSTRG(language);
        string.val = (unsigned char*)from;
@@ -957,6 +955,7 @@ static size_t php_mb_zend_encoding_converter(unsigned char **to, size_t *to_leng
        }
 
        mbfl_buffer_converter_flush(convd);
+       mbfl_string_init(&result);
        if (!mbfl_buffer_converter_result(convd, &result)) {
                mbfl_buffer_converter_delete(convd);
                return (size_t)-1;
@@ -2293,8 +2292,6 @@ PHP_FUNCTION(mb_strlen)
        size_t str_len;
        zend_string *enc_name = NULL;
 
-       mbfl_string_init(&string);
-
        ZEND_PARSE_PARAMETERS_START(1, 2)
                Z_PARAM_STRING(str, str_len)
                Z_PARAM_OPTIONAL
@@ -2328,9 +2325,6 @@ PHP_FUNCTION(mb_strpos)
        zend_string *enc_name = NULL;
        size_t n;
 
-       mbfl_string_init(&haystack);
-       mbfl_string_init(&needle);
-
        if (zend_parse_parameters(ZEND_NUM_ARGS(), "ss|lS", (char **)&haystack.val, &haystack.len, (char **)&needle.val, &needle.len, &offset, &enc_name) == FAILURE) {
                return;
        }
@@ -2391,9 +2385,6 @@ PHP_FUNCTION(mb_strrpos)
        zval *zoffset = NULL;
        zend_long offset = 0, n;
 
-       mbfl_string_init(&haystack);
-       mbfl_string_init(&needle);
-
        if (zend_parse_parameters(ZEND_NUM_ARGS(), "ss|zS", (char **)&haystack.val, &haystack.len, (char **)&needle.val, &needle.len, &zoffset, &enc_name) == FAILURE) {
                return;
        }
@@ -2512,9 +2503,6 @@ PHP_FUNCTION(mb_strstr)
        zend_string *enc_name = NULL;
        zend_bool part = 0;
 
-       mbfl_string_init(&haystack);
-       mbfl_string_init(&needle);
-
        if (zend_parse_parameters(ZEND_NUM_ARGS(), "ss|bS", (char **)&haystack.val, &haystack.len, (char **)&needle.val, &needle.len, &part, &enc_name) == FAILURE) {
                return;
        }
@@ -2566,9 +2554,6 @@ PHP_FUNCTION(mb_strrchr)
        zend_string *enc_name = NULL;
        zend_bool part = 0;
 
-       mbfl_string_init(&haystack);
-       mbfl_string_init(&needle);
-
        if (zend_parse_parameters(ZEND_NUM_ARGS(), "ss|bS", (char **)&haystack.val, &haystack.len, (char **)&needle.val, &needle.len, &part, &enc_name) == FAILURE) {
                return;
        }
@@ -2621,8 +2606,6 @@ PHP_FUNCTION(mb_stristr)
        size_t from_encoding_len, n;
        mbfl_string haystack, needle, result, *ret = NULL;
        zend_string *from_encoding = NULL;
-       mbfl_string_init(&haystack);
-       mbfl_string_init(&needle);
 
        if (zend_parse_parameters(ZEND_NUM_ARGS(), "ss|bS", (char **)&haystack.val, &haystack.len, (char **)&needle.val, &needle.len, &part, &from_encoding) == FAILURE) {
                return;
@@ -2674,8 +2657,6 @@ PHP_FUNCTION(mb_strrichr)
        size_t n;
        mbfl_string haystack, needle, result, *ret = NULL;
        zend_string *from_encoding = NULL;
-       mbfl_string_init(&haystack);
-       mbfl_string_init(&needle);
 
        if (zend_parse_parameters(ZEND_NUM_ARGS(), "ss|bS", (char **)&haystack.val, &haystack.len, (char **)&needle.val, &needle.len, &part, &from_encoding) == FAILURE) {
                return;
@@ -2722,9 +2703,6 @@ PHP_FUNCTION(mb_substr_count)
        mbfl_string haystack, needle;
        zend_string *enc_name = NULL;
 
-       mbfl_string_init(&haystack);
-       mbfl_string_init(&needle);
-
        if (zend_parse_parameters(ZEND_NUM_ARGS(), "ss|S", (char **)&haystack.val, &haystack.len, (char **)&needle.val, &needle.len, &enc_name) == FAILURE) {
                return;
        }
@@ -2765,7 +2743,6 @@ PHP_FUNCTION(mb_substr)
                return;
        }
 
-       mbfl_string_init(&string);
        string.no_language = MBSTRG(language);
        string.encoding = php_mb_get_encoding(encoding);
        if (!string.encoding) {
@@ -2830,8 +2807,6 @@ PHP_FUNCTION(mb_strcut)
        zend_bool len_is_null = 1;
        mbfl_string string, result, *ret;
 
-       mbfl_string_init(&string);
-
        if (zend_parse_parameters(ZEND_NUM_ARGS(), "sl|l!S", (char **)&string.val, &string.len, &from, &len, &len_is_null, &encoding) == FAILURE) {
                return;
        }
@@ -2889,8 +2864,6 @@ PHP_FUNCTION(mb_strwidth)
        mbfl_string string;
        zend_string *enc_name = NULL;
 
-       mbfl_string_init(&string);
-
        if (zend_parse_parameters(ZEND_NUM_ARGS(), "s|S", (char **)&string.val, &string.len, &enc_name) == FAILURE) {
                return;
        }
@@ -2924,9 +2897,6 @@ PHP_FUNCTION(mb_strimwidth)
                return;
        }
 
-       mbfl_string_init(&string);
-       mbfl_string_init(&marker);
-
        string.no_language = marker.no_language = MBSTRG(language);
        string.encoding = marker.encoding = php_mb_get_encoding(encoding);
        if (!string.encoding) {
@@ -3004,8 +2974,6 @@ MBSTRING_API char *php_mb_convert_encoding_ex(const char *input, size_t length,
        }
 
        /* initialize string */
-       mbfl_string_init(&string);
-       mbfl_string_init(&result);
        string.encoding = from_encoding;
        string.no_language = MBSTRG(language);
        string.val = (unsigned char *)input;
@@ -3022,6 +2990,7 @@ MBSTRING_API char *php_mb_convert_encoding_ex(const char *input, size_t length,
        mbfl_buffer_converter_illegal_substchar(convd, MBSTRG(current_filter_illegal_substchar));
 
        /* do it */
+       mbfl_string_init(&result);
        ret = mbfl_buffer_converter_feed_result(convd, &string, &result);
        if (ret) {
                if (output_len) {
@@ -3492,7 +3461,6 @@ PHP_FUNCTION(mb_encode_mimeheader)
        size_t linefeed_len;
        zend_long indent = 0;
 
-       mbfl_string_init(&string);
        string.no_language = MBSTRG(language);
        string.encoding = MBSTRG(current_internal_encoding);
 
@@ -3543,7 +3511,6 @@ PHP_FUNCTION(mb_decode_mimeheader)
 {
        mbfl_string string, result, *ret;
 
-       mbfl_string_init(&string);
        string.no_language = MBSTRG(language);
        string.encoding = MBSTRG(current_internal_encoding);
 
@@ -3573,8 +3540,6 @@ PHP_FUNCTION(mb_convert_kana)
        size_t optstr_len;
        zend_string *encname = NULL;
 
-       mbfl_string_init(&string);
-
        if (zend_parse_parameters(ZEND_NUM_ARGS(), "s|sS", (char **)&string.val, &string.len, &optstr, &optstr_len, &encname) == FAILURE) {
                return;
        }
@@ -3898,7 +3863,6 @@ php_mb_numericentity_exec(INTERNAL_FUNCTION_PARAMETERS, int type)
                return;
        }
 
-       mbfl_string_init(&string);
        string.no_language = MBSTRG(language);
        string.encoding = MBSTRG(current_internal_encoding);
        string.val = (unsigned char *)str;