diff options
Diffstat (limited to 'contrib/ncurses/ncurses/tinfo/access.c')
-rw-r--r-- | contrib/ncurses/ncurses/tinfo/access.c | 176 |
1 files changed, 0 insertions, 176 deletions
diff --git a/contrib/ncurses/ncurses/tinfo/access.c b/contrib/ncurses/ncurses/tinfo/access.c deleted file mode 100644 index ce8ccda..0000000 --- a/contrib/ncurses/ncurses/tinfo/access.c +++ /dev/null @@ -1,176 +0,0 @@ -/**************************************************************************** - * Copyright (c) 1998-2006,2007 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 * - ****************************************************************************/ - -#include <curses.priv.h> - -#include <ctype.h> -#include <sys/stat.h> - -#include <tic.h> -#include <nc_alloc.h> - -MODULE_ID("$Id: access.c,v 1.14 2007/11/18 00:57:53 tom Exp $") - -#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 !MIXEDCASE_FILENAMES || defined(PROG_EXT) - static char *temp; - char *s; - - temp = strdup(result); - result = temp; -#if !MIXEDCASE_FILENAMES - 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; -} - -/* - * Check if a string appears to be an absolute pathname. - */ -NCURSES_EXPORT(bool) -_nc_is_abs_path(const char *path) -{ -#if defined(__EMX__) || defined(__DJGPP__) -#define is_pathname(s) ((((s) != 0) && ((s)[0] == '/')) \ - || (((s)[0] != 0) && ((s)[1] == ':'))) -#else -#define is_pathname(s) ((s) != 0 && (s)[0] == '/') -#endif - return is_pathname(path); -} - -/* - * Return index of the basename - */ -NCURSES_EXPORT(unsigned) -_nc_pathlast(const char *path) -{ - const char *test = strrchr(path, '/'); -#ifdef __EMX__ - if (test == 0) - test = strrchr(path, '\\'); -#endif - if (test == 0) - test = path; - else - test++; - return (test - path); -} - -NCURSES_EXPORT(char *) -_nc_basename(char *path) -{ - return path + _nc_pathlast(path); -} - -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; -} - -NCURSES_EXPORT(bool) -_nc_is_dir_path(const char *path) -{ - bool result = FALSE; - struct stat sb; - - if (stat(path, &sb) == 0 - && (sb.st_mode & S_IFMT) == S_IFDIR) { - result = TRUE; - } - return result; -} - -NCURSES_EXPORT(bool) -_nc_is_file_path(const char *path) -{ - bool result = FALSE; - struct stat sb; - - if (stat(path, &sb) == 0 - && (sb.st_mode & S_IFMT) == S_IFREG) { - result = TRUE; - } - return result; -} - -#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 |