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From b..@hyperreal.org
Subject cvs commit: apache-2.0/src/lib/apr/misc/os2 getopt.c Makefile.in
Date Sun, 29 Aug 1999 12:28:55 GMT
bjh         99/08/29 05:28:55

  Modified:    src/lib/apr/misc/os2 Makefile.in
  Added:       src/lib/apr/misc/os2 getopt.c
  Log:
  Add getopt module to APR OS/2. Same as unix for now.
  
  Revision  Changes    Path
  1.4       +1 -1      apache-2.0/src/lib/apr/misc/os2/Makefile.in
  
  Index: Makefile.in
  ===================================================================
  RCS file: /home/cvs/apache-2.0/src/lib/apr/misc/os2/Makefile.in,v
  retrieving revision 1.3
  retrieving revision 1.4
  diff -u -r1.3 -r1.4
  --- Makefile.in	1999/08/28 08:57:12	1.3
  +++ Makefile.in	1999/08/29 12:28:54	1.4
  @@ -15,7 +15,7 @@
   
   LIB=misc.a
   
  -OBJS=start.o \
  +OBJS=start.o getopt.o
   
   .c.o:
   	$(CC) $(CFLAGS) -c $(INCLUDES) $<
  
  
  
  1.1                  apache-2.0/src/lib/apr/misc/os2/getopt.c
  
  Index: getopt.c
  ===================================================================
  /*
   * Copyright (c) 1987, 1993, 1994
   *      The Regents of the University of California.  All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   * 3. All advertising materials mentioning features or use of this software
   *    must display the following acknowledgement:
   *      This product includes software developed by the University of
   *      California, Berkeley and its contributors.
   * 4. Neither the name of the University nor the names of its contributors
   *    may be used to endorse or promote products derived from this software
   *    without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   */
  
  #include <stdio.h>
  #include <stdlib.h>
  #include <string.h>
  #include "misc.h"
  
  int opterr = 1,                      /* if error message should be printed */
      optind = 1,                      /* index into parent argv vector */
      optopt,                          /* character checked for validity */
      optreset;                        /* reset getopt */
  char *optarg;                        /* argument associated with option */
  
  #define EMSG    ""
  
  /* ***APRDOC********************************************************
   * ap_status_t ap_getopt(ap_context_t *, ap_int32_t, char *const *, 
   *                       const char *, ap_int32_t)
   *    Parse the command line options passed to the program.
   * arg 1) The context to operate on.
   * arg 2) The number of arguments passed to ap_getopt to parse
   * arg 3) The array of command line options to parse
   * arg 4) A string of characters that are acceptable options to the program.
   *        characters followed by ":" are required to have an option 
   *        associated 
   * arg 5) The next option found.  There are four potential values for 
   *        this variable on exit. They are:
   *            APR_EOF    --  No more options to parse
   *            APR_BADCH  --  Found a bad option character
   *            APR_BADARG --  Missing parameter for the found option
   *            Other      --  The next option found.
   * NOTE:  Arguments 2 and 3 are most commonly argc and argv from 
   *        main(argc, argv)
   */
  ap_status_t ap_getopt(struct context_t *cont, ap_int32_t nargc, 
                        char *const *nargv, const char *ostr, ap_int32_t *rv)
  {
      char *p;
      static char *place = EMSG;   /* option letter processing */
      char *oli;                   /* option letter list index */
  
      if (optreset || !*place) {   /* update scanning pointer */
          optreset = 0;
          if (optind >= nargc || *(place = nargv[optind]) != '-') {
              place = EMSG;
              *rv = optopt;
              return (APR_EOF);
          }
          if (place[1] && *++place == '-') {        /* found "--" */
              ++optind;
              place = EMSG;
              *rv = optopt;
              return (APR_EOF);
          }
      }                                /* option letter okay? */
      if ((optopt = (int) *place++) == (int) ':' ||
          !(oli = strchr(ostr, optopt))) {
          /*
           * if the user didn't specify '-' as an option,
           * assume it means -1.
           */
          if (optopt == (int) '-')
              *rv = optopt;
              return (APR_EOF);
          if (!*place)
              ++optind;
          if (opterr && *ostr != ':') {
              if (!(p = strrchr(*nargv, '/')))
                  p = *nargv;
              else
                  ++p;
              (void) fprintf(stderr,
                             "%s: illegal option -- %c\n", p, optopt);
          }
          *rv = optopt;
          return APR_BADCH;
      }
      if (*++oli != ':') {        /* don't need argument */
          optarg = NULL;
          if (!*place)
              ++optind;
      }
      else {                        /* need an argument */
          if (*place)                /* no white space */
              optarg = place;
          else if (nargc <= ++optind) {        /* no arg */
              place = EMSG;
              if (*ostr == ':')
                  *rv = optopt;
                  return (APR_BADARG);
              if (opterr) {
                  if (!(p = strrchr(*nargv, '/')))
                      p = *nargv;
                  else
                      ++p;
                  (void) fprintf(stderr,
                                 "%s: option requires an argument -- %c\n",
                                 p, optopt);
              }
              *rv = optopt;
              return (APR_BADCH);
          }
          else                        /* white space */
              optarg = nargv[optind];
          place = EMSG;
          ++optind;
      }
      *rv = optopt;
      return APR_SUCCESS;
  }
  
  
  
  
  

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