Regex.h

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00038 
00039 #ifndef __OASYS_REGEX_H__
00040 #define __OASYS_REGEX_H__
00041 
00042 #include <string>
00043 #include <sys/types.h>
00044 #include <regex.h>
00045 
00046 namespace oasys {
00047 
00048 class Regex {
00049 public:
00050     static const size_t MATCH_LIMIT = 8;
00051 
00052     static int match(const char* regex, const char* str, 
00053                      int cflags = 0, int rflags = 0);
00054 
00055     Regex(const char* regex, int cflags = 0);
00056     virtual ~Regex();
00057     
00058     int match(const char* str, int flags = 0);
00059 
00060     bool valid() { return compilation_err_ == 0; }
00061     
00062     int num_matches();
00063     const regmatch_t& get_match(size_t i);
00064 
00065     std::string regerror_str(int err);
00066     
00067 protected:
00068     int compilation_err_;
00069 
00070     regex_t    regex_;
00071     regmatch_t matches_[MATCH_LIMIT];
00072 };
00073 
00074 class Regsub : public Regex {
00075 public:
00076     static int subst(const char* regex, const char* str,
00077                      const char* sub_spec, std::string* result,
00078                      int cflags = 0, int rflags = 0);
00079     
00080     Regsub(const char* regex, const char* sub_spec, int flags = 0);
00081     ~Regsub();
00082         
00083     int subst(const char* str, std::string* result, int flags = 0);
00084 
00085 protected:
00086     std::string sub_spec_;
00087 };
00088     
00089 } // namespace oasys
00090 
00091 #endif /* __OASYS_REGEX_H__ */

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