diff options
Diffstat (limited to 'ncurses-5.3/ncurses/tinfo/access.c')
| -rw-r--r-- | ncurses-5.3/ncurses/tinfo/access.c | 123 |
1 files changed, 0 insertions, 123 deletions
diff --git a/ncurses-5.3/ncurses/tinfo/access.c b/ncurses-5.3/ncurses/tinfo/access.c deleted file mode 100644 index 9e67918..0000000 --- a/ncurses-5.3/ncurses/tinfo/access.c +++ /dev/null @@ -1,123 +0,0 @@ -/**************************************************************************** - * Copyright (c) 1998,2000,2001 Free Software Foundation, Inc. * - * * - * Permission is hereby granted, free of charge, to any person obtaining a * - * copy of this software and associated documentation files (the * - * "Software"), to deal in the Software without restriction, including * - * without limitation the rights to use, copy, modify, merge, publish, * - * distribute, distribute with modifications, sublicense, and/or sell * - * copies of the Software, and to permit persons to whom the Software is * - * furnished to do so, subject to the following conditions: * - * * - * The above copyright notice and this permission notice shall be included * - * in all copies or substantial portions of the Software. * - * * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * - * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * - * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * - * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * - * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * - * * - * Except as contained in this notice, the name(s) of the above copyright * - * holders shall not be used in advertising or otherwise to promote the * - * sale, use or other dealings in this Software without prior written * - * authorization. * - ****************************************************************************/ - -/**************************************************************************** - * Author: Thomas E. Dickey <dickey@clark.net> 1998,2000,2001 * - ****************************************************************************/ - -#include <curses.priv.h> -#include <tic.h> -#include <nc_alloc.h> - -MODULE_ID("$Id$") - -#define LOWERCASE(c) ((isalpha(UChar(c)) && isupper(UChar(c))) ? tolower(UChar(c)) : (c)) - -NCURSES_EXPORT(char *) -_nc_rootname(char *path) -{ - char *result = _nc_basename(path); -#if !defined(MIXEDCASE_FILENAMES) || defined(PROG_EXT) - static char *temp; - char *s; - - temp = strdup(result); - result = temp; -#if !defined(MIXEDCASE_FILENAMES) - int n; - for (s = result; *s != '\0'; ++s) { - *s = LOWERCASE(*s); - } -#endif -#if defined(PROG_EXT) - if ((s = strrchr(result, '.')) != 0) { - if (!strcmp(s, PROG_EXT)) - *s = '\0'; - } -#endif -#endif - return result; -} - -NCURSES_EXPORT(char *) -_nc_basename(char *path) -{ - char *result = strrchr(path, '/'); -#ifdef __EMX__ - if (result == 0) - result = strrchr(path, '\\'); -#endif - if (result == 0) - result = path; - else - result++; - return result; -} - -NCURSES_EXPORT(int) -_nc_access(const char *path, int mode) -{ - if (access(path, mode) < 0) { - if ((mode & W_OK) != 0 - && errno == ENOENT - && strlen(path) < PATH_MAX) { - char head[PATH_MAX]; - char *leaf = _nc_basename(strcpy(head, path)); - - if (leaf == 0) - leaf = head; - *leaf = '\0'; - if (head == leaf) - (void) strcpy(head, "."); - - return access(head, R_OK | W_OK | X_OK); - } - return -1; - } - return 0; -} - -#ifndef USE_ROOT_ENVIRON -/* - * Returns true if we allow application to use environment variables that are - * used for searching lists of directories, etc. - */ -NCURSES_EXPORT(int) -_nc_env_access(void) -{ -#if HAVE_ISSETUGID - if (issetugid()) - return FALSE; -#elif HAVE_GETEUID && HAVE_GETEGID - if (getuid() != geteuid() - || getgid() != getegid()) - return FALSE; -#endif - return getuid() != 0 && geteuid() != 0; /* ...finally, disallow root */ -} -#endif |