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- /* system-dependent definitions for shellutils programs.
- Copyright (C) 89, 91, 92, 93, 1994 Free Software Foundation, Inc.
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
-
- /* Include sys/types.h before this file. */
-
- #include <sys/stat.h>
-
- #ifdef STAT_MACROS_BROKEN
- #undef S_ISBLK
- #undef S_ISCHR
- #undef S_ISDIR
- #undef S_ISFIFO
- #undef S_ISLNK
- #undef S_ISMPB
- #undef S_ISMPC
- #undef S_ISNWK
- #undef S_ISREG
- #undef S_ISSOCK
- #endif /* STAT_MACROS_BROKEN. */
-
- #ifndef S_IFMT
- #define S_IFMT 0170000
- #endif
- #if !defined(S_ISBLK) && defined(S_IFBLK)
- #define S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK)
- #endif
- #if !defined(S_ISCHR) && defined(S_IFCHR)
- #define S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR)
- #endif
- #if !defined(S_ISDIR) && defined(S_IFDIR)
- #define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
- #endif
- #if !defined(S_ISREG) && defined(S_IFREG)
- #define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
- #endif
- #if !defined(S_ISFIFO) && defined(S_IFIFO)
- #define S_ISFIFO(m) (((m) & S_IFMT) == S_IFIFO)
- #endif
- #if !defined(S_ISLNK) && defined(S_IFLNK)
- #define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK)
- #endif
- #if !defined(S_ISSOCK) && defined(S_IFSOCK)
- #define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK)
- #endif
- #if !defined(S_ISMPB) && defined(S_IFMPB) /* V7 */
- #define S_ISMPB(m) (((m) & S_IFMT) == S_IFMPB)
- #define S_ISMPC(m) (((m) & S_IFMT) == S_IFMPC)
- #endif
- #if !defined(S_ISNWK) && defined(S_IFNWK) /* HP/UX */
- #define S_ISNWK(m) (((m) & S_IFMT) == S_IFNWK)
- #endif
-
- #ifdef HAVE_UNISTD_H
- #include <unistd.h>
- #endif
-
- #ifndef _POSIX_VERSION
- char *getlogin ();
- char *ttyname ();
- off_t lseek ();
- uid_t geteuid ();
- #endif /* _POSIX_VERSION */
-
- #if defined(STDC_HEADERS) || defined(HAVE_STRING_H)
- #include <string.h>
- #ifndef index
- #define index strchr
- #endif
- #ifndef rindex
- #define rindex strrchr
- #endif
- #ifndef bcopy
- #define bcopy(from, to, len) memcpy ((to), (from), (len))
- #endif
- #ifndef bzero
- #define bzero(s, n) memset ((s), 0, (n))
- #endif
- #else
- #include <strings.h>
- #endif
-
- #include <errno.h>
- #ifdef STDC_HEADERS
- #include <stdlib.h>
- #else
- char *getenv ();
- extern int errno;
- #endif
-
- #ifdef HAVE_FCNTL_H
- #include <fcntl.h>
- #else
- #include <sys/file.h>
- #endif
-
- #ifndef F_OK
- #define F_OK 0
- #define X_OK 1
- #define W_OK 2
- #define R_OK 4
- #endif
-
- #include <ctype.h>
-
- #if defined (STDC_HEADERS) || (!defined (isascii) && !defined (HAVE_ISASCII))
- #define ISASCII(c) 1
- #else
- #define ISASCII(c) isascii(c)
- #endif
-
- #ifdef isblank
- #define ISBLANK(c) (ISASCII (c) && isblank (c))
- #else
- #define ISBLANK(c) ((c) == ' ' || (c) == '\t')
- #endif
- #ifdef isgraph
- #define ISGRAPH(c) (ISASCII (c) && isgraph (c))
- #else
- #define ISGRAPH(c) (ISASCII (c) && isprint (c) && !isspace (c))
- #endif
-
- #define ISPRINT(c) (ISASCII (c) && isprint (c))
- #define ISDIGIT(c) (ISASCII (c) && isdigit (c))
- #define ISALNUM(c) (ISASCII (c) && isalnum (c))
- #define ISALPHA(c) (ISASCII (c) && isalpha (c))
- #define ISCNTRL(c) (ISASCII (c) && iscntrl (c))
- #define ISLOWER(c) (ISASCII (c) && islower (c))
- #define ISPUNCT(c) (ISASCII (c) && ispunct (c))
- #define ISSPACE(c) (ISASCII (c) && isspace (c))
- #define ISUPPER(c) (ISASCII (c) && isupper (c))
- #define ISXDIGIT(c) (ISASCII (c) && isxdigit (c))
-