/* $Log: javac.cc,v $
 * Revision 1.4  2003/05/22  20:56:40  stuart
 * Convert to STL
 *
 * Revision 1.3  2003/05/22  20:39:25  stuart
 * recognize java source with endsWith(), use 127.0.0.1 instead of localhost
 *
 * Revision 1.2  2000/03/07  20:20:51  stuart
 * front end to Java compile server
 *
 */
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <string>
#include <socket.h>

static void writeShort(FILE *out,int v) {
  putc(v>>8,out);
  putc(v,out);
}

static void writeUTF(FILE *out,const string &s) {
  int len = s.length();
  writeShort(out,len);
  const char *p = s.c_str();
  for (int i = 0; i < len; ++i) {
    putc(p[i]&0x7f,out);
  }
}

static bool startsWith(const char *s,const char *prefix) {
  return strncmp(s,prefix,strlen(prefix)) == 0;
}

static bool endsWith(const char *s,const char *suffix) {
  int slen = strlen(suffix);
  int len = strlen(s);
  return slen < len && strcmp(s + len - slen,suffix) == 0;
}

int main(int argc,char **argv) {
  bool quiet = true;
  int rc = 0;
  char buf[4096];
  getcwd(buf,sizeof buf);
  string cwd(buf);
  Socket server;
  if (server.connect("127.0.0.1",2009)) {
    perror("localhost:2009");
    return 1;
  }
  FILE *out = fdopen(server.getfd(),"w");
  if (argc > 1 && strcmp(argv[1],"-v") == 0) {
    quiet = false;
    ++argv; --argc;
  }
  writeShort(out,argc - 1);
  for (int i = 1; i < argc; ++i) {
    string s(argv[i]);
    if (endsWith(s.c_str(),".java") && !startsWith(s.c_str(),"/")) {
      s = cwd + '/' + s;
    }
    else if (startsWith(s.c_str(),"./")) {
      s = cwd + s.substr(1);
    }
    else if (s == ".") {
      s = cwd;
    }
    //fprintf(stderr,"%s\n",s.c_str());
    writeUTF(out,s);
  }
  fflush(out);
  FILE *in = fdopen(server.getfd(),"r");
  while (fgets(buf,sizeof buf,in)) {
    if (startsWith(buf,"Exit ")) {
      int res = atoi(buf+5);
      if (res > rc)
	rc = res;
      return rc;
    }
    if (quiet && startsWith(buf,"javac"))
      continue;
    if (quiet && startsWith(buf,"Accepting "))
      continue;
    fputs(buf,stdout);
  }
  perror("fgets");
  return 1;
}