sunrpc/rpc_main.c

   1 /*
   2  * From @(#)rpc_main.c 1.30 89/03/30
   3  *
   4  * Copyright (c) 2010, Oracle America, Inc.
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions are
   7  * met:
   8  *
   9  *     * Redistributions of source code must retain the above copyright
  10  *       notice, this list of conditions and the following disclaimer.
  11  *     * Redistributions in binary form must reproduce the above
  12  *       copyright notice, this list of conditions and the following
  13  *       disclaimer in the documentation and/or other materials
  14  *       provided with the distribution.
  15  *     * Neither the name of the "Oracle America, Inc." nor the names of its
  16  *       contributors may be used to endorse or promote products derived
  17  *       from this software without specific prior written permission.
  18  *
  19  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  20  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  21  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  22  *   FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
  23  *   COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
  24  *   INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  25  *   DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
  26  *   GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  27  *   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  28  *   WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  29  *   NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  30  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  31  */
  32
  33 /*
  34  * rpc_main.c, Top level of the RPC protocol compiler.
  35  */
  36
  37 #include <errno.h>
  38 #include <stdio.h>
  39 #include <string.h>
  40 #include <unistd.h>
  41 #include <libintl.h>
  42 #include <locale.h>
  43 #include <ctype.h>
  44 #include <sys/types.h>
  45 #include <sys/param.h>
  46 #include <sys/file.h>
  47 #include <sys/stat.h>
  48 #include <sys/wait.h>
  49 #include "rpc_parse.h"
  50 #include "rpc_util.h"
  51 #include "rpc_scan.h"
  52 #include "proto.h"
  53
  54 #include "../version.h"
  55 #define PACKAGE _libc_intl_domainname
  56
  57 #define EXTEND  1               /* alias for TRUE */
  58 #define DONT_EXTEND     0       /* alias for FALSE */
  59
  60 struct commandline
  61   {
  62     int cflag;                  /* xdr C routines */
  63     int hflag;                  /* header file */
  64     int lflag;                  /* client side stubs */
  65     int mflag;                  /* server side stubs */
  66     int nflag;                  /* netid flag */
  67     int sflag;                  /* server stubs for the given transport */
  68     int tflag;                  /* dispatch Table file */
  69     int Ssflag;                 /* produce server sample code */
  70     int Scflag;                 /* produce client sample code */
  71     int makefileflag;           /* Generate a template Makefile */
  72     const char *infile;         /* input module name */
  73     const char *outfile;        /* output module name */
  74   };
  75
  76
  77 static const char *cmdname;
  78
  79 static const char *svcclosetime = "120";
  80 static int cppDefined;  /* explicit path for C preprocessor */
  81 static const char *CPP = "/lib/cpp";
  82 static const char CPPFLAGS[] = "-C";
  83 static char *pathbuf;
  84 static int cpp_pid;
  85 static const char *allv[] =
  86 {
  87   "rpcgen", "-s", "udp", "-s", "tcp"
  88 };
  89 static int allc = sizeof (allv) / sizeof (allv[0]);
  90 static const char *allnv[] =
  91 {
  92   "rpcgen", "-s", "netpath",
  93 };
  94 static int allnc = sizeof (allnv) / sizeof (allnv[0]);
  95
  96 /*
  97  * machinations for handling expanding argument list
  98  */
  99 static void addarg (const char *);      /* add another argument to the list */
 100 static void putarg (int, const char *);         /* put argument at specified location */
 101 static void clear_args (void);  /* clear argument list */
 102 static void checkfiles (const char *, const char *);
 103                                        /* check if out file already exists */
 104
 105 static void clear_args (void);
 106 static char *extendfile (const char *file, const char *ext);
 107 static void open_output (const char *infile, const char *outfile);
 108 static void add_warning (void);
 109 static void clear_args (void);
 110 static void find_cpp (void);
 111 static void open_input (const char *infile, const char *define);
 112 static int check_nettype (const char *name, const char *list_to_check[]);
 113 static void c_output (const char *infile, const char *define,
 114                       int extend, const char *outfile);
 115 static void h_output (const char *infile, const char *define,
 116                       int extend, const char *outfile);
 117 static void s_output (int argc, const char *argv[], const char *infile,
 118                       const char *define, int extend,
 119                       const char *outfile, int nomain, int netflag);
 120 static void l_output (const char *infile, const char *define,
 121                       int extend, const char *outfile);
 122 static void t_output (const char *infile, const char *define,
 123                       int extend, const char *outfile);
 124 static void svc_output (const char *infile, const char *define,
 125                         int extend, const char *outfile);
 126 static void clnt_output (const char *infile, const char *define,
 127                          int extend, const char *outfile);
 128 static void mkfile_output (struct commandline *cmd);
 129 static int do_registers (int argc, const char *argv[]);
 130 static void addarg (const char *cp);
 131 static void putarg (int whereto, const char *cp);
 132 static void checkfiles (const char *infile, const char *outfile);
 133 static int parseargs (int argc, const char *argv[], struct commandline *cmd);
 134 static void usage (FILE *stream, int status) __attribute__ ((noreturn));
 135 static void options_usage (FILE *stream, int status) __attribute__ ((noreturn));
 136 static void print_version (void);
 137 static void c_initialize (void);
 138 static char *generate_guard (const char *pathname);
 139
 140
 141 #define ARGLISTLEN      20
 142 #define FIXEDARGS         2
 143
 144 static const char *arglist[ARGLISTLEN];
 145 static int argcount = FIXEDARGS;
 146
 147
 148 int nonfatalerrors;             /* errors */
 149 int inetdflag /* = 1 */ ;       /* Support for inetd *//* is now the default */
 150 int pmflag;                     /* Support for port monitors */
 151 int logflag;                    /* Use syslog instead of fprintf for errors */
 152 int tblflag;                    /* Support for dispatch table file */
 153 int mtflag;                     /* Support for MT */
 154
 155 #define INLINE 3
 156 /*length at which to start doing an inline */
 157
 158 int inlineflag = INLINE;        /* length at which to start doing an inline. 3 = default
 159                                    if 0, no xdr_inline code */
 160
 161 int indefinitewait;             /* If started by port monitors, hang till it wants */
 162 int exitnow;                    /* If started by port monitors, exit after the call */
 163 int timerflag;                  /* TRUE if !indefinite && !exitnow */
 164 int newstyle;                   /* newstyle of passing arguments (by value) */
 165 int Cflag = 1;                  /* ANSI C syntax */
 166 int CCflag;                     /* C++ files */
 167 static int allfiles;            /* generate all files */
 168 int tirpcflag;                  /* generating code for tirpc, by default */
 169 xdrfunc *xdrfunc_head;          /* xdr function list */
 170 xdrfunc *xdrfunc_tail;          /* xdr function list */
 171
 172 int
 173 main (int argc, const char *argv[])
 174 {
 175   struct commandline cmd;
 176
 177   setlocale (LC_ALL, "");
 178   textdomain (_libc_intl_domainname);
 179
 180   (void) memset ((char *) &cmd, 0, sizeof (struct commandline));
 181   clear_args ();
 182   if (!parseargs (argc, argv, &cmd))
 183     usage (stderr, 1);
 184
 185   if (cmd.cflag || cmd.hflag || cmd.lflag || cmd.tflag || cmd.sflag ||
 186       cmd.mflag || cmd.nflag || cmd.Ssflag || cmd.Scflag)
 187     {
 188       checkfiles (cmd.infile, cmd.outfile);
 189     }
 190   else
 191     checkfiles (cmd.infile, NULL);
 192
 193   if (cmd.cflag)
 194     c_output (cmd.infile, "-DRPC_XDR", DONT_EXTEND, cmd.outfile);
 195   else if (cmd.hflag)
 196     h_output (cmd.infile, "-DRPC_HDR", DONT_EXTEND, cmd.outfile);
 197   else if (cmd.lflag)
 198     l_output (cmd.infile, "-DRPC_CLNT", DONT_EXTEND, cmd.outfile);
 199   else if (cmd.sflag || cmd.mflag || (cmd.nflag))
 200     s_output (argc, argv, cmd.infile, "-DRPC_SVC", DONT_EXTEND,
 201               cmd.outfile, cmd.mflag, cmd.nflag);
 202   else if (cmd.tflag)
 203     t_output (cmd.infile, "-DRPC_TBL", DONT_EXTEND, cmd.outfile);
 204   else if (cmd.Ssflag)
 205     svc_output (cmd.infile, "-DRPC_SERVER", DONT_EXTEND, cmd.outfile);
 206   else if (cmd.Scflag)
 207     clnt_output (cmd.infile, "-DRPC_CLIENT", DONT_EXTEND, cmd.outfile);
 208   else if (cmd.makefileflag)
 209     mkfile_output (&cmd);
 210   else
 211     {
 212       /* the rescans are required, since cpp may effect input */
 213       c_output (cmd.infile, "-DRPC_XDR", EXTEND, "_xdr.c");
 214       reinitialize ();
 215       h_output (cmd.infile, "-DRPC_HDR", EXTEND, ".h");
 216       reinitialize ();
 217       l_output (cmd.infile, "-DRPC_CLNT", EXTEND, "_clnt.c");
 218       reinitialize ();
 219       if (inetdflag || !tirpcflag)
 220         s_output (allc, allv, cmd.infile, "-DRPC_SVC", EXTEND,
 221                   "_svc.c", cmd.mflag, cmd.nflag);
 222       else
 223         s_output (allnc, allnv, cmd.infile, "-DRPC_SVC",
 224                   EXTEND, "_svc.c", cmd.mflag, cmd.nflag);
 225       if (tblflag)
 226         {
 227           reinitialize ();
 228           t_output (cmd.infile, "-DRPC_TBL", EXTEND, "_tbl.i");
 229         }
 230       if (allfiles)
 231         {
 232           reinitialize ();
 233           svc_output (cmd.infile, "-DRPC_SERVER", EXTEND, "_server.c");
 234           reinitialize ();
 235           clnt_output (cmd.infile, "-DRPC_CLIENT", EXTEND, "_client.c");
 236         }
 237       if (allfiles || (cmd.makefileflag == 1))
 238         {
 239           reinitialize ();
 240           mkfile_output (&cmd);
 241         }
 242     }
 243
 244   return nonfatalerrors;
 245 }
 246
 247 /*
 248  * add extension to filename
 249  */
 250 static char *
 251 extendfile (const char *file, const char *ext)
 252 {
 253   char *res;
 254   const char *p;
 255
 256   res = alloc (strlen (file) + strlen (ext) + 1);
 257   if (res == NULL)
 258     abort ();
 259   p = strrchr (file, '.');
 260   if (p == NULL)
 261     p = file + strlen (file);
 262   strcpy (res, file);
 263   strcpy (res + (p - file), ext);
 264   return res;
 265 }
 266
 267 /*
 268  * Open output file with given extension
 269  */
 270 static void
 271 open_output (const char *infile, const char *outfile)
 272 {
 273   if (outfile == NULL)
 274     {
 275       fout = stdout;
 276       return;
 277     }
 278
 279   if (infile != NULL && streq (outfile, infile))
 280     {
 281       fprintf (stderr, _ ("%s: output would overwrite %s\n"), cmdname,
 282                infile);
 283       crash ();
 284     }
 285   fout = fopen (outfile, "w");
 286   if (fout == NULL)
 287     {
 288       fprintf (stderr, _ ("%s: unable to open %s: %m\n"), cmdname, outfile);
 289       crash ();
 290     }
 291   record_open (outfile);
 292 }
 293
 294 /* Close the output file and check for write errors.  */
 295 static void
 296 close_output (const char *outfile)
 297 {
 298   if (fclose (fout) == EOF)
 299     {
 300       fprintf (stderr, _("%s: while writing output %s: %m"), cmdname,
 301                outfile ?: "<stdout>");
 302       crash ();
 303     }
 304 }
 305
 306 static void
 307 add_warning (void)
 308 {
 309   fprintf (fout, "/*\n");
 310   fprintf (fout, " * Please do not edit this file.\n");
 311   fprintf (fout, " * It was generated using rpcgen.\n");
 312   fprintf (fout, " */\n\n");
 313 }
 314
 315 /* clear list of arguments */
 316 static void
 317 clear_args (void)
 318 {
 319   int i;
 320   for (i = FIXEDARGS; i < ARGLISTLEN; ++i)
 321     arglist[i] = NULL;
 322   argcount = FIXEDARGS;
 323 }
 324
 325 /* make sure that a CPP exists */
 326 static void
 327 find_cpp (void)
 328 {
 329   struct stat64 buf;
 330
 331   if (stat64 (CPP, &buf) == 0)
 332     return;
 333
 334   if (cppDefined) /* user specified cpp but it does not exist */
 335     {
 336       fprintf (stderr, _ ("cannot find C preprocessor: %s\n"), CPP);
 337       crash ();
 338     }
 339
 340   /* fall back to system CPP */
 341   CPP = "cpp";
 342 }
 343
 344 /*
 345  * Open input file with given define for C-preprocessor
 346  */
 347 static void
 348 open_input (const char *infile, const char *define)
 349 {
 350   int pd[2];
 351
 352   infilename = (infile == NULL) ? "<stdin>" : infile;
 353   if (pipe (pd) != 0)
 354     {
 355       perror ("pipe");
 356       exit (1);
 357     }
 358   cpp_pid = fork ();
 359   switch (cpp_pid)
 360     {
 361     case 0:
 362       find_cpp ();
 363       putarg (0, CPP);
 364       putarg (1, CPPFLAGS);
 365       addarg (define);
 366       if (infile)
 367         addarg (infile);
 368       addarg ((char *) NULL);
 369       close (1);
 370       dup2 (pd[1], 1);
 371       close (pd[0]);
 372       execvp (arglist[0], (char **) arglist);
 373       if (errno == ENOENT)
 374         {
 375           fprintf (stderr, _ ("cannot find C preprocessor: %s\n"), CPP);
 376           exit (1);
 377         }
 378       perror ("execvp");
 379       exit (1);
 380     case -1:
 381       perror ("fork");
 382       exit (1);
 383     }
 384   close (pd[1]);
 385   fin = fdopen (pd[0], "r");
 386   if (fin == NULL)
 387     {
 388       fprintf (stderr, "%s: ", cmdname);
 389       perror (infilename);
 390       crash ();
 391     }
 392 }
 393
 394 /* Close the connection to the C-preprocessor and check for successfull
 395    termination.  */
 396 static void
 397 close_input (void)
 398 {
 399   int status;
 400
 401   fclose (fin);
 402   /* Check the termination status.  */
 403   if (waitpid (cpp_pid, &status, 0) < 0)
 404     {
 405       perror ("waitpid");
 406       crash ();
 407     }
 408   if (WIFSIGNALED (status) || WEXITSTATUS (status) != 0)
 409     {
 410       if (WIFSIGNALED (status))
 411         fprintf (stderr, _("%s: C preprocessor failed with signal %d\n"),
 412                  cmdname, WTERMSIG (status));
 413       else
 414         fprintf (stderr, _("%s: C preprocessor failed with exit code %d\n"),
 415                  cmdname, WEXITSTATUS (status));
 416       crash ();
 417     }
 418 }
 419
 420 /* valid tirpc nettypes */
 421 static const char *valid_ti_nettypes[] =
 422 {
 423   "netpath",
 424   "visible",
 425   "circuit_v",
 426   "datagram_v",
 427   "circuit_n",
 428   "datagram_n",
 429   "udp",
 430   "tcp",
 431   "raw",
 432   NULL
 433 };
 434
 435 /* valid inetd nettypes */
 436 static const char *valid_i_nettypes[] =
 437 {
 438   "udp",
 439   "tcp",
 440   NULL
 441 };
 442
 443 static int
 444 check_nettype (const char *name, const char *list_to_check[])
 445 {
 446   int i;
 447   for (i = 0; list_to_check[i] != NULL; i++)
 448     {
 449       if (strcmp (name, list_to_check[i]) == 0)
 450         {
 451           return 1;
 452         }
 453     }
 454   fprintf (stderr, _ ("illegal nettype: `%s'\n"), name);
 455   return 0;
 456 }
 457
 458 /*
 459  * Compile into an XDR routine output file
 460  */
 461
 462 static void
 463 c_output (const char *infile, const char *define, int extend,
 464           const char *outfile)
 465 {
 466   definition *def;
 467   char *include;
 468   const char *outfilename;
 469   long tell;
 470
 471   c_initialize ();
 472   open_input (infile, define);
 473   outfilename = extend ? extendfile (infile, outfile) : outfile;
 474   open_output (infile, outfilename);
 475   add_warning ();
 476   if (infile && (include = extendfile (infile, ".h")))
 477     {
 478       fprintf (fout, "#include \"%s\"\n", include);
 479       free (include);
 480       /* .h file already contains rpc/rpc.h */
 481     }
 482   else
 483     fprintf (fout, "#include <rpc/rpc.h>\n");
 484   tell = ftell (fout);
 485   while ((def = get_definition ()) != NULL)
 486     emit (def);
 487
 488   if (extend && tell == ftell (fout))
 489     unlink (outfilename);
 490   close_input ();
 491   close_output (outfilename);
 492 }
 493
 494 void
 495 c_initialize (void)
 496 {
 497
 498   /* add all the starting basic types */
 499
 500   add_type (1, "int");
 501   add_type (1, "long");
 502   add_type (1, "short");
 503   add_type (1, "bool");
 504
 505   add_type (1, "u_int");
 506   add_type (1, "u_long");
 507   add_type (1, "u_short");
 508
 509 }
 510
 511 char rpcgen_table_dcl[] = "struct rpcgen_table {\n\
 512         char    *(*proc)();\n\
 513         xdrproc_t       xdr_arg;\n\
 514         unsigned        len_arg;\n\
 515         xdrproc_t       xdr_res;\n\
 516         unsigned        len_res;\n\
 517 };\n";
 518
 519
 520 static char *
 521 generate_guard (const char *pathname)
 522 {
 523   const char *filename;
 524   char *guard, *tmp;
 525
 526   filename = strrchr (pathname, '/');   /* find last component */
 527   filename = ((filename == NULL) ? pathname : filename + 1);
 528   guard = extendfile (filename, "_H_RPCGEN");
 529   /* convert to upper case */
 530   tmp = guard;
 531   while (*tmp)
 532     {
 533       if (islower (*tmp))
 534         *tmp = toupper (*tmp);
 535       tmp++;
 536     }
 537
 538   return guard;
 539 }
 540
 541 /*
 542  * Compile into an XDR header file
 543  */
 544
 545
 546 static void
 547 h_output (const char *infile, const char *define, int extend,
 548           const char *outfile)
 549 {
 550   xdrfunc *xdrfuncp;
 551   definition *def;
 552   const char *ifilename;
 553   const char *outfilename;
 554   long tell;
 555   char *guard;
 556   list *l;
 557
 558   open_input (infile, define);
 559   outfilename = extend ? extendfile (infile, outfile) : outfile;
 560   open_output (infile, outfilename);
 561   add_warning ();
 562   ifilename = (infile == NULL) ? "STDIN" : infile;
 563   guard = generate_guard (outfilename ? outfilename : ifilename);
 564
 565   fprintf (fout, "#ifndef _%s\n#define _%s\n\n", guard,
 566            guard);
 567
 568   fprintf (fout, "#include <rpc/rpc.h>\n\n");
 569
 570   if (mtflag)
 571     {
 572       fprintf (fout, "#include <pthread.h>\n");
 573     }
 574
 575   /* put the C++ support */
 576   if (Cflag && !CCflag)
 577     {
 578       fprintf (fout, "\n#ifdef __cplusplus\n");
 579       fprintf (fout, "extern \"C\" {\n");
 580       fprintf (fout, "#endif\n\n");
 581     }
 582
 583   tell = ftell (fout);
 584   /* print data definitions */
 585   while ((def = get_definition ()) != NULL)
 586     {
 587       print_datadef (def);
 588     }
 589
 590   /* print function declarations.
 591      Do this after data definitions because they might be used as
 592      arguments for functions */
 593   for (l = defined; l != NULL; l = l->next)
 594     {
 595       print_funcdef (l->val);
 596     }
 597   /* Now  print all xdr func declarations */
 598   if (xdrfunc_head != NULL)
 599     {
 600       fprintf (fout, "\n/* the xdr functions */\n");
 601       if (CCflag)
 602         {
 603           fprintf (fout, "\n#ifdef __cplusplus\n");
 604           fprintf (fout, "extern \"C\" {\n");
 605           fprintf (fout, "#endif\n");
 606         }
 607       if (!Cflag)
 608         {
 609           xdrfuncp = xdrfunc_head;
 610           while (xdrfuncp != NULL)
 611             {
 612               print_xdr_func_def (xdrfuncp->name,
 613                                   xdrfuncp->pointerp, 2);
 614               xdrfuncp = xdrfuncp->next;
 615             }
 616         }
 617       else
 618         {
 619           int i;
 620
 621           for (i = 1; i < 3; ++i)
 622             {
 623               if (i == 1)
 624                 fprintf (fout, "\n#if defined(__STDC__) || defined(__cplusplus)\n");
 625               else
 626                 fprintf (fout, "\n#else /* K&R C */\n");
 627
 628               xdrfuncp = xdrfunc_head;
 629               while (xdrfuncp != NULL)
 630                 {
 631                   print_xdr_func_def (xdrfuncp->name,
 632                                       xdrfuncp->pointerp, i);
 633                   xdrfuncp = xdrfuncp->next;
 634                 }
 635             }
 636           fprintf (fout, "\n#endif /* K&R C */\n");
 637         }
 638     }
 639
 640   if (extend && tell == ftell (fout))
 641     {
 642       unlink (outfilename);
 643     }
 644   else if (tblflag)
 645     {
 646       fprintf (fout, "%s", rpcgen_table_dcl);
 647     }
 648
 649   if (Cflag)
 650     {
 651       fprintf (fout, "\n#ifdef __cplusplus\n");
 652       fprintf (fout, "}\n");
 653       fprintf (fout, "#endif\n");
 654     }
 655
 656   fprintf (fout, "\n#endif /* !_%s */\n", guard);
 657   free (guard);
 658   close_input ();
 659   close_output (outfilename);
 660 }
 661
 662 /*
 663  * Compile into an RPC service
 664  */
 665 static void
 666 s_output (int argc, const char *argv[], const char *infile, const char *define,
 667           int extend, const char *outfile, int nomain, int netflag)
 668 {
 669   char *include;
 670   definition *def;
 671   int foundprogram = 0;
 672   const char *outfilename;
 673
 674   open_input (infile, define);
 675   outfilename = extend ? extendfile (infile, outfile) : outfile;
 676   open_output (infile, outfilename);
 677   add_warning ();
 678   if (infile && (include = extendfile (infile, ".h")))
 679     {
 680       fprintf (fout, "#include \"%s\"\n", include);
 681       free (include);
 682     }
 683   else
 684     fprintf (fout, "#include <rpc/rpc.h>\n");
 685
 686   fprintf (fout, "#include <stdio.h>\n");
 687   fprintf (fout, "#include <stdlib.h>\n");
 688   fprintf (fout, "#include <rpc/pmap_clnt.h>\n");
 689   if (Cflag)
 690     fprintf (fout, "#include <string.h>\n");
 691   if (strcmp (svcclosetime, "-1") == 0)
 692     indefinitewait = 1;
 693   else if (strcmp (svcclosetime, "0") == 0)
 694     exitnow = 1;
 695   else if (inetdflag || pmflag)
 696     {
 697       fprintf (fout, "#include <signal.h>\n");
 698       timerflag = 1;
 699     }
 700
 701   if (!tirpcflag && inetdflag)
 702     fprintf (fout, "#include <sys/ioctl.h> /* ioctl, TIOCNOTTY */\n");
 703   if (Cflag && (inetdflag || pmflag))
 704     {
 705       fprintf (fout, "#include <sys/types.h> /* open */\n");
 706       fprintf (fout, "#include <sys/stat.h> /* open */\n");
 707       fprintf (fout, "#include <fcntl.h> /* open */\n");
 708       fprintf (fout, "#include <unistd.h> /* getdtablesize */\n");
 709     }
 710   if (tirpcflag && !(Cflag && (inetdflag || pmflag)))
 711     fprintf (fout, "#include <sys/types.h>\n");
 712
 713   fprintf (fout, "#include <memory.h>\n");
 714   if (inetdflag || !tirpcflag)
 715     {
 716       fprintf (fout, "#include <sys/socket.h>\n");
 717       fprintf (fout, "#include <netinet/in.h>\n");
 718     }
 719
 720   if ((netflag || pmflag) && tirpcflag && !nomain)
 721     {
 722       fprintf (fout, "#include <netconfig.h>\n");
 723     }
 724   if ( /*timerflag && */ tirpcflag)
 725     fprintf (fout, "#include <sys/resource.h> /* rlimit */\n");
 726   if (logflag || inetdflag || pmflag)
 727     {
 728       fprintf (fout, "#include <syslog.h>\n");
 729     }
 730
 731   /* for ANSI-C */
 732   if (Cflag)
 733     fprintf (fout, "\n#ifndef SIG_PF\n#define SIG_PF void(*)(int)\n#endif\n");
 734
 735   if (timerflag)
 736     fprintf (fout, "\n#define _RPCSVC_CLOSEDOWN %s\n", svcclosetime);
 737   while ((def = get_definition ()) != NULL)
 738     {
 739       foundprogram |= (def->def_kind == DEF_PROGRAM);
 740     }
 741   if (extend && !foundprogram)
 742     {
 743       unlink (outfilename);
 744       return;
 745     }
 746   write_most (infile, netflag, nomain);
 747   if (!nomain)
 748     {
 749       if (!do_registers (argc, argv))
 750         {
 751           if (outfilename)
 752             unlink (outfilename);
 753           usage (stderr, 1);
 754         }
 755       write_rest ();
 756     }
 757   close_input ();
 758   close_output (outfilename);
 759 }
 760
 761 /*
 762  * generate client side stubs
 763  */
 764 static void
 765 l_output (const char *infile, const char *define, int extend,
 766           const char *outfile)
 767 {
 768   char *include;
 769   definition *def;
 770   int foundprogram = 0;
 771   const char *outfilename;
 772
 773   open_input (infile, define);
 774   outfilename = extend ? extendfile (infile, outfile) : outfile;
 775   open_output (infile, outfilename);
 776   add_warning ();
 777   if (Cflag)
 778     fprintf (fout, "#include <memory.h> /* for memset */\n");
 779   if (infile && (include = extendfile (infile, ".h")))
 780     {
 781       fprintf (fout, "#include \"%s\"\n", include);
 782       free (include);
 783     }
 784   else
 785     fprintf (fout, "#include <rpc/rpc.h>\n");
 786   while ((def = get_definition ()) != NULL)
 787     {
 788       foundprogram |= (def->def_kind == DEF_PROGRAM);
 789     }
 790   if (extend && !foundprogram)
 791     {
 792       unlink (outfilename);
 793       return;
 794     }
 795   write_stubs ();
 796   close_input ();
 797   close_output (outfilename);
 798 }
 799
 800 /*
 801  * generate the dispatch table
 802  */
 803 static void
 804 t_output (const char *infile, const char *define, int extend,
 805           const char *outfile)
 806 {
 807   definition *def;
 808   int foundprogram = 0;
 809   const char *outfilename;
 810
 811   open_input (infile, define);
 812   outfilename = extend ? extendfile (infile, outfile) : outfile;
 813   open_output (infile, outfilename);
 814   add_warning ();
 815   while ((def = get_definition ()) != NULL)
 816     {
 817       foundprogram |= (def->def_kind == DEF_PROGRAM);
 818     }
 819   if (extend && !foundprogram)
 820     {
 821       unlink (outfilename);
 822       return;
 823     }
 824   write_tables ();
 825   close_input ();
 826   close_output (outfilename);
 827 }
 828
 829 /* sample routine for the server template */
 830 static void
 831 svc_output (const char *infile, const char *define, int extend,
 832             const char *outfile)
 833 {
 834   definition *def;
 835   char *include;
 836   const char *outfilename;
 837   long tell;
 838
 839   open_input (infile, define);
 840   outfilename = extend ? extendfile (infile, outfile) : outfile;
 841   checkfiles (infile, outfilename);
 842   /*check if outfile already exists.
 843      if so, print an error message and exit */
 844   open_output (infile, outfilename);
 845   add_sample_msg ();
 846
 847   if (infile && (include = extendfile (infile, ".h")))
 848     {
 849       fprintf (fout, "#include \"%s\"\n", include);
 850       free (include);
 851     }
 852   else
 853     fprintf (fout, "#include <rpc/rpc.h>\n");
 854
 855   tell = ftell (fout);
 856   while ((def = get_definition ()) != NULL)
 857     {
 858       write_sample_svc (def);
 859     }
 860   if (extend && tell == ftell (fout))
 861     {
 862       unlink (outfilename);
 863     }
 864   close_input ();
 865   close_output (outfilename);
 866 }
 867
 868
 869 /* sample main routine for client */
 870 static void
 871 clnt_output (const char *infile, const char *define, int extend,
 872              const char *outfile)
 873 {
 874   definition *def;
 875   char *include;
 876   const char *outfilename;
 877   long tell;
 878   int has_program = 0;
 879
 880   open_input (infile, define);
 881   outfilename = extend ? extendfile (infile, outfile) : outfile;
 882   checkfiles (infile, outfilename);
 883   /*check if outfile already exists.
 884      if so, print an error message and exit */
 885
 886   open_output (infile, outfilename);
 887   add_sample_msg ();
 888   if (infile && (include = extendfile (infile, ".h")))
 889     {
 890       fprintf (fout, "#include \"%s\"\n", include);
 891       free (include);
 892     }
 893   else
 894     fprintf (fout, "#include <rpc/rpc.h>\n");
 895   tell = ftell (fout);
 896   while ((def = get_definition ()) != NULL)
 897     {
 898       has_program += write_sample_clnt (def);
 899     }
 900
 901   if (has_program)
 902     write_sample_clnt_main ();
 903
 904   if (extend && tell == ftell (fout))
 905     {
 906       unlink (outfilename);
 907     }
 908   close_input ();
 909   close_output (outfilename);
 910 }
 911
 912 static const char space[] = " ";
 913
 914 static char *
 915 file_name (const char *file, const char *ext)
 916 {
 917   char *temp;
 918   temp = extendfile (file, ext);
 919
 920   if (access (temp, F_OK) != -1)
 921     return (temp);
 922
 923   free (temp);
 924   return (char *) space;
 925 }
 926
 927 static void
 928 mkfile_output (struct commandline *cmd)
 929 {
 930   char *mkfilename;
 931   char *clientname, *clntname, *xdrname, *hdrname;
 932   char *servername, *svcname, *servprogname, *clntprogname;
 933
 934   svcname = file_name (cmd->infile, "_svc.c");
 935   clntname = file_name (cmd->infile, "_clnt.c");
 936   xdrname = file_name (cmd->infile, "_xdr.c");
 937   hdrname = file_name (cmd->infile, ".h");
 938
 939   if (allfiles)
 940     {
 941       servername = extendfile (cmd->infile, "_server.c");
 942       clientname = extendfile (cmd->infile, "_client.c");
 943     }
 944   else
 945     {
 946       servername = (char *) space;
 947       clientname = (char *) space;
 948     }
 949   servprogname = extendfile (cmd->infile, "_server");
 950   clntprogname = extendfile (cmd->infile, "_client");
 951
 952   if (allfiles)
 953     {
 954       char *cp, *temp;
 955
 956       mkfilename = alloc (strlen ("Makefile.") + strlen (cmd->infile) + 1);
 957       if (mkfilename == NULL)
 958         abort ();
 959       temp = strrchr (cmd->infile, '.');
 960       cp = stpcpy (mkfilename, "Makefile.");
 961       if (temp != NULL)
 962         *((char *) stpncpy (cp, cmd->infile, temp - cmd->infile)) = '\0';
 963       else
 964         stpcpy (cp, cmd->infile);
 965
 966     }
 967   else
 968     mkfilename = (char *) cmd->outfile;
 969
 970   checkfiles (NULL, mkfilename);
 971   open_output (NULL, mkfilename);
 972
 973   fprintf (fout, "\n# This is a template Makefile generated by rpcgen\n");
 974
 975   f_print (fout, "\n# Parameters\n\n");
 976
 977   f_print (fout, "CLIENT = %s\nSERVER = %s\n\n", clntprogname, servprogname);
 978   f_print (fout, "SOURCES_CLNT.c = \nSOURCES_CLNT.h = \n");
 979   f_print (fout, "SOURCES_SVC.c = \nSOURCES_SVC.h = \n");
 980   f_print (fout, "SOURCES.x = %s\n\n", cmd->infile);
 981   f_print (fout, "TARGETS_SVC.c = %s %s %s \n",
 982            svcname, servername, xdrname);
 983   f_print (fout, "TARGETS_CLNT.c = %s %s %s \n",
 984            clntname, clientname, xdrname);
 985   f_print (fout, "TARGETS = %s %s %s %s %s %s\n\n",
 986            hdrname, xdrname, clntname,
 987            svcname, clientname, servername);
 988
 989   f_print (fout, "OBJECTS_CLNT = $(SOURCES_CLNT.c:%%.c=%%.o) \
 990 $(TARGETS_CLNT.c:%%.c=%%.o)");
 991
 992   f_print (fout, "\nOBJECTS_SVC = $(SOURCES_SVC.c:%%.c=%%.o) \
 993 $(TARGETS_SVC.c:%%.c=%%.o)");
 994
 995   f_print (fout, "\n# Compiler flags \n");
 996   if (mtflag)
 997     fprintf (fout, "\nCPPFLAGS += -D_REENTRANT\nCFLAGS += -g \nLDLIBS \
 998 += -lnsl -lpthread \n ");
 999   else
1000     f_print (fout, "\nCFLAGS += -g \nLDLIBS += -lnsl\n");
1001   f_print (fout, "RPCGENFLAGS = \n");
1002
1003   f_print (fout, "\n# Targets \n\n");
1004
1005   f_print (fout, "all : $(CLIENT) $(SERVER)\n\n");
1006   f_print (fout, "$(TARGETS) : $(SOURCES.x) \n");
1007   f_print (fout, "\trpcgen $(RPCGENFLAGS) $(SOURCES.x)\n\n");
1008   f_print (fout, "$(OBJECTS_CLNT) : $(SOURCES_CLNT.c) $(SOURCES_CLNT.h) \
1009 $(TARGETS_CLNT.c) \n\n");
1010
1011   f_print (fout, "$(OBJECTS_SVC) : $(SOURCES_SVC.c) $(SOURCES_SVC.h) \
1012 $(TARGETS_SVC.c) \n\n");
1013   f_print (fout, "$(CLIENT) : $(OBJECTS_CLNT) \n");
1014   f_print (fout, "\t$(LINK.c) -o $(CLIENT) $(OBJECTS_CLNT) \
1015 $(LDLIBS) \n\n");
1016   f_print (fout, "$(SERVER) : $(OBJECTS_SVC) \n");
1017   f_print (fout, "\t$(LINK.c) -o $(SERVER) $(OBJECTS_SVC) $(LDLIBS)\n\n ");
1018   f_print (fout, "clean:\n\t $(RM) core $(TARGETS) $(OBJECTS_CLNT) \
1019 $(OBJECTS_SVC) $(CLIENT) $(SERVER)\n\n");
1020   close_output (mkfilename);
1021
1022   free (clntprogname);
1023   free (servprogname);
1024   if (servername != space)
1025     free (servername);
1026   if (clientname != space)
1027     free (clientname);
1028   if (mkfilename != (char *) cmd->outfile)
1029     free (mkfilename);
1030   if (svcname != space)
1031     free (svcname);
1032   if (clntname != space)
1033     free (clntname);
1034   if (xdrname != space)
1035     free (xdrname);
1036   if (hdrname != space)
1037     free (hdrname);
1038 }
1039
1040 /*
1041  * Perform registrations for service output
1042  * Return 0 if failed; 1 otherwise.
1043  */
1044 static int
1045 do_registers (int argc, const char *argv[])
1046 {
1047   int i;
1048
1049   if (inetdflag || !tirpcflag)
1050     {
1051       for (i = 1; i < argc; i++)
1052         {
1053           if (streq (argv[i], "-s"))
1054             {
1055               if (!check_nettype (argv[i + 1], valid_i_nettypes))
1056                 return 0;
1057               write_inetd_register (argv[i + 1]);
1058               i++;
1059             }
1060         }
1061     }
1062   else
1063     {
1064       for (i = 1; i < argc; i++)
1065         if (streq (argv[i], "-s"))
1066           {
1067             if (!check_nettype (argv[i + 1], valid_ti_nettypes))
1068               return 0;
1069             write_nettype_register (argv[i + 1]);
1070             i++;
1071           }
1072         else if (streq (argv[i], "-n"))
1073           {
1074             write_netid_register (argv[i + 1]);
1075             i++;
1076           }
1077     }
1078   return 1;
1079 }
1080
1081 /*
1082  * Add another argument to the arg list
1083  */
1084 static void
1085 addarg (const char *cp)
1086 {
1087   if (argcount >= ARGLISTLEN)
1088     {
1089       fprintf (stderr, _("rpcgen: too many defines\n"));
1090       crash ();
1091       /*NOTREACHED */
1092     }
1093   arglist[argcount++] = cp;
1094 }
1095
1096 static void
1097 putarg (int whereto, const char *cp)
1098 {
1099   if (whereto >= ARGLISTLEN)
1100     {
1101       fprintf (stderr, _("rpcgen: arglist coding error\n"));
1102       crash ();
1103       /*NOTREACHED */
1104     }
1105   arglist[whereto] = cp;
1106 }
1107
1108 /*
1109  * if input file is stdin and an output file is specified then complain
1110  * if the file already exists. Otherwise the file may get overwritten
1111  * If input file does not exist, exit with an error
1112  */
1113
1114 static void
1115 checkfiles (const char *infile, const char *outfile)
1116 {
1117   struct stat64 buf;
1118
1119   if (infile)                   /* infile ! = NULL */
1120     if (stat64 (infile, &buf) < 0)
1121       {
1122         perror (infile);
1123         crash ();
1124       }
1125   if (outfile)
1126     {
1127       if (stat64 (outfile, &buf) < 0)
1128         return;                 /* file does not exist */
1129       else
1130         {
1131           fprintf (stderr,
1132                    /* TRANS: the file will not be removed; this is an
1133                       TRANS: informative message.  */
1134                    _("file `%s' already exists and may be overwritten\n"),
1135                    outfile);
1136           crash ();
1137         }
1138     }
1139 }
1140
1141 /*
1142  * Parse command line arguments
1143  */
1144 static int
1145 parseargs (int argc, const char *argv[], struct commandline *cmd)
1146 {
1147   int i;
1148   int j;
1149   int c;
1150   char flag[(1 << 8 * sizeof (char))];
1151   int nflags;
1152
1153   cmdname = argv[0];
1154   cmd->infile = cmd->outfile = NULL;
1155   if (argc < 2)
1156     {
1157       return (0);
1158     }
1159   allfiles = 0;
1160   flag['c'] = 0;
1161   flag['h'] = 0;
1162   flag['l'] = 0;
1163   flag['m'] = 0;
1164   flag['o'] = 0;
1165   flag['s'] = 0;
1166   flag['n'] = 0;
1167   flag['t'] = 0;
1168   flag['S'] = 0;
1169   flag['C'] = 0;
1170   flag['M'] = 0;
1171
1172   for (i = 1; i < argc; i++)
1173     {
1174       if (argv[i][0] != '-')
1175         {
1176           if (cmd->infile)
1177             {
1178               fprintf (stderr,
1179                        _("Cannot specify more than one input file!\n"));
1180               return 0;
1181             }
1182           cmd->infile = argv[i];
1183         }
1184       else if (strcmp (argv[i], "--help") == 0)
1185         usage (stdout, 0);
1186       else if (strcmp (argv[i], "--version") == 0)
1187         print_version ();
1188       else
1189         {
1190           for (j = 1; argv[i][j] != 0; j++)
1191             {
1192               c = argv[i][j];
1193               switch (c)
1194                 {
1195                 case 'a':
1196                   allfiles = 1;
1197                   break;
1198                 case 'c':
1199                 case 'h':
1200                 case 'l':
1201                 case 'm':
1202                 case 't':
1203                   if (flag[c])
1204                     return 0;
1205                   flag[c] = 1;
1206                   break;
1207                 case 'S':
1208                   /* sample flag: Ss or Sc.
1209                      Ss means set flag['S'];
1210                      Sc means set flag['C'];
1211                      Sm means set flag['M']; */
1212                   c = argv[i][++j];     /* get next char */
1213                   if (c == 's')
1214                     c = 'S';
1215                   else if (c == 'c')
1216                     c = 'C';
1217                   else if (c == 'm')
1218                     c = 'M';
1219                   else
1220                     return 0;
1221
1222                   if (flag[c])
1223                     return 0;
1224                   flag[c] = 1;
1225                   break;
1226                 case 'C':       /* ANSI C syntax */
1227                   Cflag = 1;
1228                   break;
1229
1230                 case 'k':  /* K&R C syntax */
1231                   Cflag = 0;
1232                   break;
1233
1234                 case 'b':  /* turn TIRPC flag off for
1235                               generating backward compatible
1236                            */
1237                   tirpcflag = 0;
1238                   break;
1239
1240                 case '5':  /* turn TIRPC flag on for
1241                               generating SysVr4 compatible
1242                            */
1243                   tirpcflag = 1;
1244                   break;
1245                 case 'I':
1246                   inetdflag = 1;
1247                   break;
1248                 case 'N':
1249                   newstyle = 1;
1250                   break;
1251                 case 'L':
1252                   logflag = 1;
1253                   break;
1254                 case 'K':
1255                   if (++i == argc)
1256                     {
1257                       return (0);
1258                     }
1259                   svcclosetime = argv[i];
1260                   goto nextarg;
1261                 case 'T':
1262                   tblflag = 1;
1263                   break;
1264                 case 'M':
1265                   mtflag = 1;
1266                   break;
1267                 case 'i':
1268                   if (++i == argc)
1269                     {
1270                       return (0);
1271                     }
1272                   inlineflag = atoi (argv[i]);
1273                   goto nextarg;
1274                 case 'n':
1275                 case 'o':
1276                 case 's':
1277                   if (argv[i][j - 1] != '-' ||
1278                       argv[i][j + 1] != 0)
1279                     {
1280                       return (0);
1281                     }
1282                   flag[c] = 1;
1283                   if (++i == argc)
1284                     {
1285                       return (0);
1286                     }
1287                   if (c == 's')
1288                     {
1289                       if (!streq (argv[i], "udp") &&
1290                           !streq (argv[i], "tcp"))
1291                         return 0;
1292                     }
1293                   else if (c == 'o')
1294                     {
1295                       if (cmd->outfile)
1296                         return 0;
1297                       cmd->outfile = argv[i];
1298                     }
1299                   goto nextarg;
1300                 case 'D':
1301                   if (argv[i][j - 1] != '-')
1302                     return 0;
1303                   addarg (argv[i]);
1304                   goto nextarg;
1305                 case 'Y':
1306                   if (++i == argc)
1307                     return 0;
1308                   {
1309                     size_t len = strlen (argv[i]);
1310                     pathbuf = malloc (len + 5);
1311                     if (pathbuf == NULL)
1312                       {
1313                         perror (cmdname);
1314                         crash ();
1315                       }
1316                     stpcpy (stpcpy (pathbuf,
1317                                     argv[i]),
1318                             "/cpp");
1319                     CPP = pathbuf;
1320                     cppDefined = 1;
1321                     goto nextarg;
1322                   }
1323
1324                 default:
1325                   return 0;
1326                 }
1327               }
1328         nextarg:
1329           ;
1330         }
1331     }
1332
1333   cmd->cflag = flag['c'];
1334   cmd->hflag = flag['h'];
1335   cmd->lflag = flag['l'];
1336   cmd->mflag = flag['m'];
1337   cmd->nflag = flag['n'];
1338   cmd->sflag = flag['s'];
1339   cmd->tflag = flag['t'];
1340   cmd->Ssflag = flag['S'];
1341   cmd->Scflag = flag['C'];
1342   cmd->makefileflag = flag['M'];
1343
1344   if (tirpcflag)
1345     {
1346       pmflag = inetdflag ? 0 : 1;    /* pmflag or inetdflag is always TRUE */
1347       if ((inetdflag && cmd->nflag))
1348         {                       /* netid not allowed with inetdflag */
1349           fprintf (stderr, _("Cannot use netid flag with inetd flag!\n"));
1350           return 0;
1351         }
1352     }
1353   else
1354     {                           /* 4.1 mode */
1355       pmflag = 0;               /* set pmflag only in tirpcmode */
1356       if (cmd->nflag)
1357         {                       /* netid needs TIRPC */
1358           f_print (stderr, _("Cannot use netid flag without TIRPC!\n"));
1359           return (0);
1360         }
1361     }
1362
1363   if (newstyle && (tblflag || cmd->tflag))
1364     {
1365       f_print (stderr, _("Cannot use table flags with newstyle!\n"));
1366       return (0);
1367     }
1368
1369   /* check no conflicts with file generation flags */
1370   nflags = cmd->cflag + cmd->hflag + cmd->lflag + cmd->mflag +
1371     cmd->sflag + cmd->nflag + cmd->tflag + cmd->Ssflag + cmd->Scflag;
1372
1373   if (nflags == 0)
1374     {
1375       if (cmd->outfile != NULL || cmd->infile == NULL)
1376         {
1377           return (0);
1378         }
1379     }
1380   else if (cmd->infile == NULL &&
1381            (cmd->Ssflag || cmd->Scflag || cmd->makefileflag))
1382     {
1383       fprintf (stderr,
1384                _("\"infile\" is required for template generation flags.\n"));
1385       return 0;
1386     }
1387   if (nflags > 1)
1388     {
1389       fprintf (stderr, _("Cannot have more than one file generation flag!\n"));
1390       return 0;
1391     }
1392   return 1;
1393 }
1394
1395 static void
1396 usage (FILE *stream, int status)
1397 {
1398   fprintf (stream, _("usage: %s infile\n"), cmdname);
1399   fprintf (stream, _("\t%s [-abkCLNTM][-Dname[=value]] [-i size] \
1400 [-I [-K seconds]] [-Y path] infile\n"), cmdname);
1401   fprintf (stream, _("\t%s [-c | -h | -l | -m | -t | -Sc | -Ss | -Sm] \
1402 [-o outfile] [infile]\n"), cmdname);
1403   fprintf (stream, _("\t%s [-s nettype]* [-o outfile] [infile]\n"), cmdname);
1404   fprintf (stream, _("\t%s [-n netid]* [-o outfile] [infile]\n"), cmdname);
1405   options_usage (stream, status);
1406   exit (status);
1407 }
1408
1409 static void
1410 options_usage (FILE *stream, int status)
1411 {
1412   f_print (stream, _("options:\n"));
1413   f_print (stream, _("-a\t\tgenerate all files, including samples\n"));
1414   f_print (stream, _("-b\t\tbackward compatibility mode (generates code for SunOS 4.1)\n"));
1415   f_print (stream, _("-c\t\tgenerate XDR routines\n"));
1416   f_print (stream, _("-C\t\tANSI C mode\n"));
1417   f_print (stream, _("-Dname[=value]\tdefine a symbol (same as #define)\n"));
1418   f_print (stream, _("-h\t\tgenerate header file\n"));
1419   f_print (stream, _("-i size\t\tsize at which to start generating inline code\n"));
1420   f_print (stream, _("-I\t\tgenerate code for inetd support in server (for SunOS 4.1)\n"));
1421   f_print (stream, _("-K seconds\tserver exits after K seconds of inactivity\n"));
1422   f_print (stream, _("-l\t\tgenerate client side stubs\n"));
1423   f_print (stream, _("-L\t\tserver errors will be printed to syslog\n"));
1424   f_print (stream, _("-m\t\tgenerate server side stubs\n"));
1425   f_print (stream, _("-M\t\tgenerate MT-safe code\n"));
1426   f_print (stream, _("-n netid\tgenerate server code that supports named netid\n"));
1427   f_print (stream, _("-N\t\tsupports multiple arguments and call-by-value\n"));
1428   f_print (stream, _("-o outfile\tname of the output file\n"));
1429   f_print (stream, _("-s nettype\tgenerate server code that supports named nettype\n"));
1430   f_print (stream, _("-Sc\t\tgenerate sample client code that uses remote procedures\n"));
1431   f_print (stream, _("-Ss\t\tgenerate sample server code that defines remote procedures\n"));
1432   f_print (stream, _("-Sm \t\tgenerate makefile template \n"));
1433   f_print (stream, _("-t\t\tgenerate RPC dispatch table\n"));
1434   f_print (stream, _("-T\t\tgenerate code to support RPC dispatch tables\n"));
1435   f_print (stream, _("-Y path\t\tdirectory name to find C preprocessor (cpp)\n"));
1436   f_print (stream, _("-5\t\tSysVr4 compatibility mode\n"));
1437   f_print (stream, _("--help\t\tgive this help list\n"));
1438   f_print (stream, _("--version\tprint program version\n"));
1439
1440   f_print (stream, _("\n\
1441 For bug reporting instructions, please see:\n\
1442 %s.\n"), REPORT_BUGS_TO);
1443   exit (status);
1444 }
1445
1446 static void
1447 print_version (void)
1448 {
1449   printf ("rpcgen %s%s\n", PKGVERSION, VERSION);
1450   exit (0);
1451 }