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- /********************************************************************
- * $Author: lindner $
- * $Revision: 1.4 $
- * $Date: 1993/01/17 03:46:12 $
- * $Source: /home/mudhoney/GopherSrc/gopher1.11b/object/RCS/compatible.c,v $
- * $State: Rel $
- *
- * Paul Lindner, University of Minnesota CIS.
- *
- * Copyright 1991, 1992 by the Regents of the University of Minnesota
- * see the file "Copyright" in the distribution for conditions of use.
- *********************************************************************
- * MODULE: compatible.c
- * Compatibility routines
- *********************************************************************
- * Revision History:
- * $Log: compatible.c,v $
- * Revision 1.4 1993/01/17 03:46:12 lindner
- * Fixed tempnam for VMS
- *
- * Revision 1.3 1993/01/08 23:13:55 lindner
- * Added more VMS mods from jqj
- *
- *
- *********************************************************************/
-
-
- /*
- * Some functions that aren't implemented on every machine on the net
- *
- * definitions should be in the form "NO_FNNAME"
- * compatible.h looks at preprocessor symbols and automatically defines
- * many of the NO_FNNAME options
- *
- */
-
- #include <string.h>
- #include <stdio.h>
- #include "Malloc.h" /*** For NULL ***/
- #include "compatible.h"
-
- /*** For machines that don't have strstr ***/
-
- #if defined(NOSTRSTR)
-
- char *
- strstr(host_name, cp)
- char *host_name;
- char *cp;
- {
- int i, j;
-
- for (i = 0; i < strlen(host_name); i++) {
- j = strncmp(host_name+i, cp, strlen(cp));
- if (j == 0)
- return(host_name+i);
- }
- return(NULL);
- }
- #endif
-
- #if defined(sequent)
-
- #include <varargs.h>
- vsprintf(va_alist)
- va_dcl
- {
- ;
- }
-
- vfprintf(va_alist)
- va_dcl
- {
- ;
- }
-
-
- #endif
-
- #if defined(NO_TEMPNAM)
- char *tempnam(dir, pfx)
- char *dir;
- char *pfx;
- {
- #ifndef VMS
- return(tmpnam(NULL));
- #else
- char *tmpname;
- register int len;
- char tmpfilename[L_tmpnam];
-
- (void) tmpnam(tmpfilename);
- len = strlen(tmpfilename)+13;
- tmpname = (char *) malloc(sizeof(char)*len+1);
- sprintf(tmpname,"sys$scratch:%s.",tmpfilename);
- return(tmpname);
- #endif
- }
- #endif
-
- #if defined(NO_STRDUP)
- char *strdup(str)
- char *str;
- {
- int len;
- char *temp;
-
- if (str == NULL) return(NULL);
- len = strlen(str);
-
- temp = (char *) malloc(sizeof(char) * len + 1);
-
- strcpy(temp, str);
- return(temp);
- }
- #endif
-
- #if defined(NO_TZSET)
- void
- tzset()
- {
- ;
- }
- #endif
-
- #if defined(NO_STRCASECMP)
- /*
- * Copyright (c) 1987 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.
- *
- * Modified for use on VMS by Earl Fogel, University of Saskatchewan
- * Computing Services, January 1992
- */
-
- typedef unsigned char u_char;
-
- /*
- * This array is designed for mapping upper and lower case letter
- * together for a case independent comparison. The mappings are
- * based upon ascii character sequences.
- */
- static const u_char charmap[] = {
- '\000', '\001', '\002', '\003', '\004', '\005', '\006', '\007',
- '\010', '\011', '\012', '\013', '\014', '\015', '\016', '\017',
- '\020', '\021', '\022', '\023', '\024', '\025', '\026', '\027',
- '\030', '\031', '\032', '\033', '\034', '\035', '\036', '\037',
- '\040', '\041', '\042', '\043', '\044', '\045', '\046', '\047',
- '\050', '\051', '\052', '\053', '\054', '\055', '\056', '\057',
- '\060', '\061', '\062', '\063', '\064', '\065', '\066', '\067',
- '\070', '\071', '\072', '\073', '\074', '\075', '\076', '\077',
- '\100', '\141', '\142', '\143', '\144', '\145', '\146', '\147',
- '\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157',
- '\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167',
- '\170', '\171', '\172', '\133', '\134', '\135', '\136', '\137',
- '\140', '\141', '\142', '\143', '\144', '\145', '\146', '\147',
- '\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157',
- '\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167',
- '\170', '\171', '\172', '\173', '\174', '\175', '\176', '\177',
- '\200', '\201', '\202', '\203', '\204', '\205', '\206', '\207',
- '\210', '\211', '\212', '\213', '\214', '\215', '\216', '\217',
- '\220', '\221', '\222', '\223', '\224', '\225', '\226', '\227',
- '\230', '\231', '\232', '\233', '\234', '\235', '\236', '\237',
- '\240', '\241', '\242', '\243', '\244', '\245', '\246', '\247',
- '\250', '\251', '\252', '\253', '\254', '\255', '\256', '\257',
- '\260', '\261', '\262', '\263', '\264', '\265', '\266', '\267',
- '\270', '\271', '\272', '\273', '\274', '\275', '\276', '\277',
- '\300', '\301', '\302', '\303', '\304', '\305', '\306', '\307',
- '\310', '\311', '\312', '\313', '\314', '\315', '\316', '\317',
- '\320', '\321', '\322', '\323', '\324', '\325', '\326', '\327',
- '\330', '\331', '\332', '\333', '\334', '\335', '\336', '\337',
- '\340', '\341', '\342', '\343', '\344', '\345', '\346', '\347',
- '\350', '\351', '\352', '\353', '\354', '\355', '\356', '\357',
- '\360', '\361', '\362', '\363', '\364', '\365', '\366', '\367',
- '\370', '\371', '\372', '\373', '\374', '\375', '\376', '\377',
- };
-
- int
- strcasecmp(s1, s2)
- const char *s1, *s2;
- {
- register const u_char *cm = charmap,
- *us1 = (const u_char *)s1,
- *us2 = (const u_char *)s2;
-
- while (cm[*us1] == cm[*us2++])
- if (*us1++ == '\0')
- return (0);
- return (cm[*us1] - cm[*--us2]);
- }
-
- int
- strncasecmp(s1, s2, n)
- const char *s1, *s2;
- register size_t n;
- {
- if (n != 0) {
- register const u_char *cm = charmap,
- *us1 = (const u_char *)s1,
- *us2 = (const u_char *)s2;
-
- do {
- if (cm[*us1] != cm[*us2++])
- return (cm[*us1] - cm[*--us2]);
- if (*us1++ == '\0')
- break;
- } while (--n != 0);
- }
- return (0);
- }
-
- #endif
-
- #if defined(VMS)
- /* In all versions of VMS, fopen() and open() are needlessly inefficient.
- * Define jacket routines to do file opens with more sensible parameters
- * than the VAXCRTL default.
- * [Should we really be doing this for EVERY fopen() and open()?]
- */
- #ifdef fopen
- #undef fopen
- #endif
- #ifdef open
- #undef open
- #endif
-
- FILE *fopen_VMSopt ( name, mode )
- char *name, *mode;
- {
- return fopen ( name, mode, "mbc=32" );
- }
-
- int open_VMSopt ( name, flags, mode )
- char *name;
- int flags;
- unsigned int mode;
- {
- return open ( name, flags, mode, "mbc=32");
- }
- #endif
-