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Diffstat (limited to 'gnu/usr.bin/grep/system.h')
| -rw-r--r-- | gnu/usr.bin/grep/system.h | 206 |
1 files changed, 206 insertions, 0 deletions
diff --git a/gnu/usr.bin/grep/system.h b/gnu/usr.bin/grep/system.h new file mode 100644 index 000000000000..99906d8aaf70 --- /dev/null +++ b/gnu/usr.bin/grep/system.h @@ -0,0 +1,206 @@ +/* Portability cruft. Include after config.h and sys/types.h. + Copyright 1996, 1998, 1999, 2000 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 +# define SEEK_SET 0 +# define SEEK_CUR 1 +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. */ +#ifdef __BEOS__ +# undef O_BINARY /* BeOS 5 has O_BINARY and O_TEXT, but they have no effect. */ +#endif +#ifdef HAVE_DOS_FILE_CONTENTS +# include <io.h> +# ifdef HAVE_SETMODE +# define SET_BINARY(fd) setmode (fd, O_BINARY) +# else +# define SET_BINARY(fd) _setmode (fd, O_BINARY) +# 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 + +int isdir PARAMS ((char const *)); + +#ifdef HAVE_DIR_EACCES_BUG +# ifdef EISDIR +# define is_EISDIR(e, f) \ + ((e) == EISDIR \ + || ((e) == EACCES && isdir (f) && ((e) = EISDIR, 1))) +# else +# define is_EISDIR(e, f) ((e) == EACCES && isdir (f)) +# 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 +# undef S_ISREG +#endif +#if !defined(S_ISDIR) && defined(S_IFDIR) +# define S_ISDIR(Mode) (((Mode) & S_IFMT) == S_IFDIR) +#endif +#if !defined(S_ISREG) && defined(S_IFREG) +# define S_ISREG(Mode) (((Mode) & S_IFMT) == S_IFREG) +#endif + +#ifdef STDC_HEADERS +# include <stdlib.h> +#else +char *getenv (); +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 +/* The extra casts work around common compiler bugs. */ +#define TYPE_SIGNED(t) (! ((t) 0 < (t) -1)) +#define TYPE_MINIMUM(t) ((t) (TYPE_SIGNED (t) \ + ? ~ (t) 0 << (sizeof (t) * CHAR_BIT - 1) \ + : (t) 0)) +#define TYPE_MAXIMUM(t) ((t) (~ (t) 0 - TYPE_MINIMUM (t))) +#ifndef CHAR_MAX +# define CHAR_MAX TYPE_MAXIMUM (char) +#endif +#ifndef INT_MAX +# define INT_MAX TYPE_MAXIMUM (int) +#endif +#ifndef UCHAR_MAX +# define UCHAR_MAX TYPE_MAXIMUM (unsigned char) +#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 +#if ! defined HAVE_MEMMOVE && ! defined memmove +# define memmove(d, s, n) bcopy (s, d, n) +#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 |