Escapes the nul characters in string to "\x00". It can be used to compile a regex with embedded nul characters.
For completeness, length can be -1 for a nul-terminated string. In this case the output string will be of course equal to string.
the string to escape
a newly-allocated escaped string
Escapes the nul characters in string to "\x00". It can be used to compile a regex with embedded nul characters.
For completeness, length can be -1 for a nul-terminated string. In this case the output string will be of course equal to string.