Added stringtok

1 files changed, 46 insertions, 0 deletions

diff --git a/src/StringUtil.hh b/src/StringUtil.hh
index d9fda35..cf069fb 100644
--- a/src/StringUtil.hh
+++ b/src/StringUtil.hh
@@ -18,14 +18,60 @@
 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 // DEALINGS IN THE SOFTWARE.
+
+//$Id: StringUtil.hh,v 1.3 2002/01/08 00:10:02 fluxgen Exp $
+
 #ifndef _STRINGUTIL_HH_
 #define _STRINGUTIL_HH_
 
+#include <string>
+
 struct StringUtil
 {
         static char *strdup(const char *);
+        
+        //Similar to `strstr' but this function ignores the case of both strings
         static const char *strcasestr(const char *str, const char *ptn);
+        
         static char *expandFilename(const char *filename);
+
+        //--------- stringtok ----------------------------------
+        // Breaks a string into tokens
+        // Usage check:
+        // http://gcc.gnu.org/onlinedocs/libstdc++/21_strings/howto.html#3
+        // Taken from an example at:
+        // http://gcc.gnu.org/onlinedocs/libstdc++/21_strings/stringtok_std_h.txt
+        //--------------------------------------------------
+        template <typename Container>
+        static void
+        stringtok (Container &container, std::string const &in,
+                 const char * const delimiters = " \t\n")
+        {
+                const std::string::size_type len = in.length();
+                        std::string::size_type i = 0;
+
+                while ( i < len ) {
+                        // eat leading whitespace
+                        i = in.find_first_not_of(delimiters, i);
+                        if (i == std::string::npos)
+                                return;   // nothing left but white space
+
+                                // find the end of the token
+                                std::string::size_type j = in.find_first_of(delimiters, i);
+
+                                // push token
+                                if (j == std::string::npos) {
+                                        container.push_back(in.substr(i));
+                                        return;
+                                } else
+                                        container.push_back(in.substr(i, j-i));
+
+                                // set up for next loop
+                                i = j + 1;
+                        }
+        }
 };
 
+
+
 #endif // _STRINGUTIL_HH_