A presumably simple abstraction over regex engines

regex.cc

#include "regex.h"

using namespace boost::xpressive;


struct regex_t {
    sregex pattern;
};


regex_ref regex_compile(const char *pattern)
{
    regex_ref re = new regex_t;
    re->pattern = sregex::compile(pattern);
    return re;
}

void regex_free(regex_ref pattern)
{
    if (pattern)
        delete pattern;
}

int regex_matches(regex_ref re, const char *string)
{
    return regex_match(std::string(string), re->pattern);
}

regex.h

typedef struct regex_t* regex_ref;

regex_ref regex_compile(const char *pattern);
void regex_free(regex_ref pattern);

int regex_matches(regex_ref pattern, const char *string);