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Diffstat (limited to 'gnu/usr.bin/grep/system.h')
| -rw-r--r-- | gnu/usr.bin/grep/system.h | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/gnu/usr.bin/grep/system.h b/gnu/usr.bin/grep/system.h new file mode 100644 index 0000000000000..be01791302467 --- /dev/null +++ b/gnu/usr.bin/grep/system.h @@ -0,0 +1,188 @@ +/* Portability cruft. Include after config.h and sys/types.h. + Copyright (C) 1996, 1998 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., 59 Temple Place - Suite 330, Boston, MA + 02111-1307, USA. */ + +#undef PARAMS +#if defined (__STDC__) && __STDC__ +# ifndef _PTR_T +# define _PTR_T + typedef void * ptr_t; +# endif +# define PARAMS(x) x +#else +# ifndef _PTR_T +# define _PTR_T + typedef char * ptr_t; +# endif +# define PARAMS(x) () +#endif + +#ifdef HAVE_UNISTD_H +# include <fcntl.h> +# include <unistd.h> +#else +# define O_RDONLY 0 +int open(), read(), close(); +#endif + +#include <errno.h> +#ifndef errno +extern int errno; +#endif + +#ifndef HAVE_STRERROR +extern int sys_nerr; +extern char *sys_errlist[]; +# define strerror(E) (0 <= (E) && (E) < sys_nerr ? _(sys_errlist[E]) : _("Unknown system error")) +#endif + +/* Some operating systems treat text and binary files differently. */ +#if O_BINARY +# include <io.h> +# ifdef HAVE_SETMODE +# define SET_BINARY(fd) setmode (fd, O_BINARY) +# else +# define SET_BINARY(fd) _setmode (fd, O_BINARY) +# endif +#else +# ifndef O_BINARY +# define O_BINARY 0 +# define SET_BINARY(fd) (void)0 +# endif +#endif + +#ifdef HAVE_DOS_FILE_NAMES +# define IS_SLASH(c) ((c) == '/' || (c) == '\\') +# define FILESYSTEM_PREFIX_LEN(f) ((f)[0] && (f)[1] == ':' ? 2 : 0) +#endif + +#ifndef IS_SLASH +# define IS_SLASH(c) ((c) == '/') +#endif + +#ifndef FILESYSTEM_PREFIX_LEN +# define FILESYSTEM_PREFIX_LEN(f) 0 +#endif + +/* This assumes _WIN32, like DJGPP, has D_OK. Does it? In what header? */ +#ifdef D_OK +# ifdef EISDIR +# define is_EISDIR(e, f) \ + ((e) == EISDIR \ + || ((e) == EACCES && access (f, D_OK) == 0 && ((e) = EISDIR, 1))) +# else +# define is_EISDIR(e, f) ((e) == EACCES && access (f, D_OK) == 0) +# endif +#endif + +#ifndef is_EISDIR +# ifdef EISDIR +# define is_EISDIR(e, f) ((e) == EISDIR) +# else +# define is_EISDIR(e, f) 0 +# endif +#endif + +#if STAT_MACROS_BROKEN +# undef S_ISDIR +#endif +#if !defined(S_ISDIR) && defined(S_IFDIR) +# define S_ISDIR(Mode) (((Mode) & S_IFMT) == S_IFDIR) +#endif + +#ifdef STDC_HEADERS +# include <stdlib.h> +#else +ptr_t malloc(), realloc(), calloc(); +void free(); +#endif + +#if __STDC__ +# include <stddef.h> +#endif +#ifdef STDC_HEADERS +# include <limits.h> +#endif +#ifndef CHAR_BIT +# define CHAR_BIT 8 +#endif +#ifndef INT_MAX +# define INT_MAX 2147483647 +#endif +#ifndef UCHAR_MAX +# define UCHAR_MAX 255 +#endif + +#if !defined(STDC_HEADERS) && defined(HAVE_STRING_H) && defined(HAVE_MEMORY_H) +# include <memory.h> +#endif +#if defined(STDC_HEADERS) || defined(HAVE_STRING_H) +# include <string.h> +#else +# include <strings.h> +# undef strchr +# define strchr index +# undef strrchr +# define strrchr rindex +# undef memcpy +# define memcpy(d, s, n) bcopy((s), (d), (n)) +#endif +#ifndef HAVE_MEMCHR +ptr_t memchr(); +#endif + +#include <ctype.h> + +#ifndef isgraph +# define isgraph(C) (isprint(C) && !isspace(C)) +#endif + +#if defined (STDC_HEADERS) || (!defined (isascii) && !defined (HAVE_ISASCII)) +# define IN_CTYPE_DOMAIN(c) 1 +#else +# define IN_CTYPE_DOMAIN(c) isascii(c) +#endif + +#define ISALPHA(C) (IN_CTYPE_DOMAIN (C) && isalpha (C)) +#define ISUPPER(C) (IN_CTYPE_DOMAIN (C) && isupper (C)) +#define ISLOWER(C) (IN_CTYPE_DOMAIN (C) && islower (C)) +#define ISDIGIT(C) (IN_CTYPE_DOMAIN (C) && isdigit (C)) +#define ISXDIGIT(C) (IN_CTYPE_DOMAIN (C) && isxdigit (C)) +#define ISSPACE(C) (IN_CTYPE_DOMAIN (C) && isspace (C)) +#define ISPUNCT(C) (IN_CTYPE_DOMAIN (C) && ispunct (C)) +#define ISALNUM(C) (IN_CTYPE_DOMAIN (C) && isalnum (C)) +#define ISPRINT(C) (IN_CTYPE_DOMAIN (C) && isprint (C)) +#define ISGRAPH(C) (IN_CTYPE_DOMAIN (C) && isgraph (C)) +#define ISCNTRL(C) (IN_CTYPE_DOMAIN (C) && iscntrl (C)) + +#define TOLOWER(C) (ISUPPER(C) ? tolower(C) : (C)) + +#if ENABLE_NLS +# include <libintl.h> +# define _(String) gettext (String) +#else +# define _(String) String +#endif +#define N_(String) String + +#if HAVE_SETLOCALE +# include <locale.h> +#endif + +#ifndef initialize_main +#define initialize_main(argcp, argvp) +#endif |