• URI 정보를 얻어와서 Link정보만 읽어들이고 출력한다.
  

#include <sys/time.h> 
#include <stdio.h> 
#include <sys/types.h> 
#include <sys/socket.h> 
#include <netdb.h> 
 
#include <WWWLib.h> 
#include <WWWInit.h> 
#include <WWWHTML.h> 
 
PRIVATE int terminate_handler (HTRequest * request, HTResponse * response, 
             void * param, int status) 
{ 
    /* We are done with this request */ 
    HTRequest_delete(request); 
 
    /* Terminate libwww */ 
    HTProfile_delete(); 
 
    exit(0); 
} 
 
PRIVATE void foundLink (HText * text, 
      int element_number, int attribute_number, 
      HTChildAnchor * anchor, 
      const BOOL * present, const char ** value) 
{ 
    if (anchor) { 
  /* 
  **  Find out which link we got. The anchor we are passed is 
  **  a child anchor of the anchor we are current parsing. We 
  **  have to go from this child anchor to the actual destination. 
  */ 
  HTAnchor * dest = HTAnchor_followMainLink((HTAnchor *) anchor); 
  char * address = HTAnchor_address(dest); 
  HTPrint("Found link `%s\'\n", address); 
  HT_FREE(address); 
    } 
} 
 
int main (int argc, char ** argv) 
{ 
    char * uri = NULL; 
 
    /* Create a new premptive client */ 
    HTProfile_newHTMLNoCacheClient ("ShowLinks", "1.0"); 
 
    /* Set trace messages and alert messages */ 
#if 0 
    HTSetTraceMessageMask("sop"); 
#endif 
 
    /* Add our own termination filter */ 
    HTNet_addAfter(terminate_handler, NULL, NULL, HT_ALL, HT_FILTER_LAST); 
 
    /* 
    ** Register our HTML link handler. We don't actually create a HText 
    ** object as this is not needed. We only register the specific link 
    ** callback. 
    */ 
    HText_registerLinkCallback(foundLink); 
 
    /* Setup a timeout on the request for 15 secs */ 
    HTHost_setEventTimeout(15000); 
 
    /* Handle command line args */ 
    if (argc >= 2) 
  uri = HTParse(argv[1], NULL, PARSE_ALL); 
 
    if (uri) { 
  HTRequest * request = NULL; 
  HTAnchor * anchor = NULL; 
  BOOL status = NO; 
 
  /* Create a request */ 
  request = HTRequest_new(); 
 
  /* Get an anchor object for the URI */ 
  anchor = HTAnchor_findAddress(uri); 
 
  /* Issue the GET and store the result in a chunk */ 
  status = HTLoadAnchor(anchor, request); 
 
  /* Go into the event loop... */ 
  if (status == YES) HTEventList_loop(request); 
 
    } else { 
  HTPrint("Type the URI to print out a list of embedded links\n"); 
  HTPrint("\t%s <uri>\n", argv[0]); 
  HTPrint("For example:\n"); 
  HTPrint("\t%s http://www.w3.org\n", argv[0]); 
    } 
 
    return 0; 
} 
 

############################################################################# 
# Makefile for building sample 
# Generated by tmake at 20:01, 2006/01/09 
#     Project: sample 
#    Template: app 
############################################################################# 
 
####### Compiler, tools and options 
 
CC  = gcc 
CXX = g++ 
CFLAGS  = -pipe -Wall -W -O2 
CXXFLAGS= -pipe -Wall -W -O2 
INCPATH = -I/usr/include/w3c-libwww 
LINK  = gcc 
LFLAGS  = 
LIBS  = -L/usr/lib -lwwwcore -lwwwutils -lwwwhttp -lmd5 -lwwwmime -lwwwdir\ 
-lwwwfile -lwwwinit -lwwwmux -lwwwstream -lwwwtrans -lwwwxml -lwwwhtml \ 
-lwwwcache -lxmlparse -lxmltok -lwwwapp -lwwwnews -lwwwftp -lwwwtelnet\ 
-lwwwgopher -lwwwzip 
 
TAR = tar -cf 
GZIP  = gzip -9f 
 
####### Files 
 
HEADERS = 
SOURCES = sample.c 
OBJECTS = sample.o 
INTERFACES = 
UICDECLS = 
UICIMPLS = 
SRCMOC  = 
OBJMOC  = 
DIST  = 
TARGET  = sample 
INTERFACE_DECL_PATH = . 
 
####### Implicit rules 
 
.SUFFIXES: .cpp .cxx .cc .C .c 
 
.cpp.o: 
    $(CXX) -c $(CXXFLAGS) $(INCPATH) -o $@ $< 
 
.cxx.o: 
    $(CXX) -c $(CXXFLAGS) $(INCPATH) -o $@ $< 
 
.cc.o: 
    $(CXX) -c $(CXXFLAGS) $(INCPATH) -o $@ $< 
 
.C.o: 
    $(CXX) -c $(CXXFLAGS) $(INCPATH) -o $@ $< 
 
.c.o: 
    $(CC) -c $(CFLAGS) $(INCPATH) -o $@ $< 
 
####### Build rules 
 
 
all: $(TARGET) 
 
$(TARGET): $(UICDECLS) $(OBJECTS) $(OBJMOC) 
    $(LINK) $(LFLAGS) -o $(TARGET) $(OBJECTS) $(OBJMOC) $(LIBS) 
 
dist: 
    $(TAR) sample.tar sample.pro $(SOURCES) $(HEADERS) $(INTERFACES) $(DIST) 
    $(GZIP) sample.tar 
 
clean: 
    -rm -f $(OBJECTS) $(OBJMOC) $(SRCMOC) $(UICIMPLS) $(UICDECLS) $(TARGET) 
    -rm -f *~ core 
 
####### Sub-libraries 
 
 
###### Combined headers 
 
 
####### Compile 
 
sample.o: sample.c