Oriol, try valgrind (aka memory checker) and you will hopefully find where your problem resides
Andrey ----- Original Message ----- From: "Oriol" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Monday, June 30, 2003 7:13 PM Subject: [PHP-DEV] Simple question > > Hello! I'm trying to write a trim function which expects a zval* of type > string, as follows: > > int zstrtrim(zval *z) > { > char *ptr1 = Z_STRVAL_P(z), *ptr2; > if (Z_STRLEN_P(z) == 0) return; > ptr2 = &ptr1[Z_STRLEN_P(z)-1]; > while (*ptr1 != 0) > { > if (*ptr1 > ' ') break; > ptr1++; > } > while (ptr2 > ptr1) > { > if (*ptr2 > ' ') break; > ptr2--; > } > ZVAL_STRINGL(z, ptr1, ptr2 - ptr1 + 1, 1); > } > > However, the last line gives me a segmentation fault. Why? How can I > change the value of the input zval string? > Thank you for your patience! > > Oriol > > > > > > -- > PHP Internals - PHP Runtime Development Mailing List > To unsubscribe, visit: http://www.php.net/unsub.php > -- PHP Internals - PHP Runtime Development Mailing List To unsubscribe, visit: http://www.php.net/unsub.php