diff options
Diffstat (limited to 'crypto/kerberosIV/lib/roken/getusershell.c')
| -rw-r--r-- | crypto/kerberosIV/lib/roken/getusershell.c | 160 |
1 files changed, 0 insertions, 160 deletions
diff --git a/crypto/kerberosIV/lib/roken/getusershell.c b/crypto/kerberosIV/lib/roken/getusershell.c deleted file mode 100644 index 87a48ec..0000000 --- a/crypto/kerberosIV/lib/roken/getusershell.c +++ /dev/null @@ -1,160 +0,0 @@ -/* - * Copyright (c) 1985, 1993 - * 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. - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -RCSID("$Id: getusershell.c,v 1.8 1997/04/20 06:18:03 assar Exp $"); - -#ifndef HAVE_GETUSERSHELL - -#include <stdio.h> -#include <stdlib.h> -#ifdef HAVE_PATHS_H -#include <paths.h> -#endif -#ifdef HAVE_SYS_TYPES_H -#include <sys/types.h> -#endif -#ifdef HAVE_SYS_STAT_H -#include <sys/stat.h> -#endif -#ifdef HAVE_SYS_PARAM_H -#include <sys/param.h> -#endif - -#ifndef _PATH_SHELLS -#define _PATH_SHELLS "/etc/shells" -#endif - -#ifndef _PATH_BSHELL -#define _PATH_BSHELL "/bin/sh" -#endif - -#ifndef _PATH_CSHELL -#define _PATH_CSHELL "/bin/csh" -#endif - -/* - * Local shells should NOT be added here. They should be added in - * /etc/shells. - */ - -static char *okshells[] = { _PATH_BSHELL, _PATH_CSHELL, NULL }; -static char **curshell, **shells, *strings; -static char **initshells (void); - -/* - * Get a list of shells from _PATH_SHELLS, if it exists. - */ -char * -getusershell() -{ - char *ret; - - if (curshell == NULL) - curshell = initshells(); - ret = *curshell; - if (ret != NULL) - curshell++; - return (ret); -} - -void -endusershell() -{ - - if (shells != NULL) - free(shells); - shells = NULL; - if (strings != NULL) - free(strings); - strings = NULL; - curshell = NULL; -} - -void -setusershell() -{ - - curshell = initshells(); -} - -static char ** -initshells() -{ - char **sp, *cp; - FILE *fp; - struct stat statb; - - if (shells != NULL) - free(shells); - shells = NULL; - if (strings != NULL) - free(strings); - strings = NULL; - if ((fp = fopen(_PATH_SHELLS, "r")) == NULL) - return (okshells); - if (fstat(fileno(fp), &statb) == -1) { - fclose(fp); - return (okshells); - } - if ((strings = malloc((u_int)statb.st_size)) == NULL) { - fclose(fp); - return (okshells); - } - shells = calloc((unsigned)statb.st_size / 3, sizeof (char *)); - if (shells == NULL) { - fclose(fp); - free(strings); - strings = NULL; - return (okshells); - } - sp = shells; - cp = strings; - while (fgets(cp, MaxPathLen + 1, fp) != NULL) { - while (*cp != '#' && *cp != '/' && *cp != '\0') - cp++; - if (*cp == '#' || *cp == '\0') - continue; - *sp++ = cp; - while (!isspace(*cp) && *cp != '#' && *cp != '\0') - cp++; - *cp++ = '\0'; - } - *sp = NULL; - fclose(fp); - return (shells); -} -#endif /* HAVE_GETUSERSHELL */ |
