file.c revision 499b34cea04a46823d003d4c0520c8b03e8513cb
/*
* Copyright (C) 2000, 2001 Internet Software Consortium.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM
* DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL
* INTERNET SOFTWARE CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT,
* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING
* FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id: file.c,v 1.6 2001/01/09 21:58:50 bwelling Exp $ */
#include <string.h>
#undef TEMPLATE
#define TEMPLATE "tXXXXXXX.tmp"
isc_result_t
isc_file_mktemplate(const char *file, char *buf, size_t buflen) {
char *s;
s = ;
if ((s = strrchr(file, '\\')) != NULL) {
if ((s - file + 1 + sizeof(TEMPLATE)) > buflen)
return (ISC_R_NOSPACE);
strncpy(buf, file, s - file + 1);
buf[s - file + 1] = '\0';
strcat(buf, TEMPLATE);
} else if ((s = strrchr(file, ':')) != NULL) {
if ((s - file + 2 + sizeof(TEMPLATE)) > buflen)
return (ISC_R_NOSPACE);
strncpy(buf, file, s - file + 1);
buf[s - file + 1] = '\\';
buf[s - file + 2] = '\0';
strcat(buf, TEMPLATE);
} else {
if (sizeof(TEMPLATE) > buflen)
return (ISC_R_NOSPACE);
strcpy(buf, TEMPLATE);
}
return(ISC_R_SUCCESS);
}