diff options
Diffstat (limited to 'bin/sh/syntax.h')
| -rw-r--r-- | bin/sh/syntax.h | 98 |
1 files changed, 0 insertions, 98 deletions
diff --git a/bin/sh/syntax.h b/bin/sh/syntax.h deleted file mode 100644 index ad064b8..0000000 --- a/bin/sh/syntax.h +++ /dev/null @@ -1,98 +0,0 @@ -/* $NetBSD: syntax.h,v 1.11 2018/12/03 06:40:26 kre Exp $ */ - -/*- - * Copyright (c) 1991, 1993 - * The Regents of the University of California. All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * Kenneth Almquist. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include <sys/cdefs.h> -#include <ctype.h> - -/* Syntax classes */ -#define CWORD 0 /* character is nothing special */ -#define CNL 1 /* newline character */ -#define CBACK 2 /* a backslash character */ -#define CSQUOTE 3 /* single quote */ -#define CDQUOTE 4 /* double quote */ -#define CBQUOTE 5 /* backwards single quote */ -#define CVAR 6 /* a dollar sign */ -#define CENDVAR 7 /* a '}' character */ -#define CLP 8 /* a left paren in arithmetic */ -#define CRP 9 /* a right paren in arithmetic */ -#define CEOF 10 /* end of file */ -#define CSPCL 11 /* these terminate a word */ -#define CCTL 12 /* like CWORD, except it must be escaped */ -#define CSBACK 13 /* a backslash in a single quote syntax */ -#define CFAKE 14 /* a delimiter that does not exist */ - /* - * note CSBACK == (CCTL|1) - * the code does not rely upon that, but keeping it allows a - * smart enough compiler to optimise some tests - */ - -/* Syntax classes for is_ functions */ -#define ISDIGIT 01 /* a digit */ -#define ISUPPER 02 /* an upper case letter */ -#define ISLOWER 04 /* a lower case letter */ -#define ISUNDER 010 /* an underscore */ -#define ISSPECL 020 /* the name of a special parameter */ -#define ISSPACE 040 /* a white space character */ - -#define PEOF (CHAR_MIN - 1) -#define PFAKE (CHAR_MIN - 2) -#define SYNBASE (-PFAKE) - - -#define BASESYNTAX (basesyntax + SYNBASE) -#define DQSYNTAX (dqsyntax + SYNBASE) -#define SQSYNTAX (sqsyntax + SYNBASE) -#define ARISYNTAX (arisyntax + SYNBASE) - -/* These defines assume that the digits are contiguous (which is guaranteed) */ -#define is_digit(c) ((unsigned)((c) - '0') <= 9) -#define sh_ctype(c) (is_type+SYNBASE)[(int)(c)] -#define is_upper(c) (sh_ctype(c) & ISUPPER) -#define is_lower(c) (sh_ctype(c) & ISLOWER) -#define is_alpha(c) (sh_ctype(c) & (ISUPPER|ISLOWER)) -#define is_name(c) (sh_ctype(c) & (ISUPPER|ISLOWER|ISUNDER)) -#define is_in_name(c) (sh_ctype(c) & (ISUPPER|ISLOWER|ISUNDER|ISDIGIT)) -#define is_special(c) (sh_ctype(c) & (ISSPECL|ISDIGIT)) -#define is_space(c) (sh_ctype(c) & ISSPACE) -#define digit_val(c) ((c) - '0') - -/* true if the arg char needs CTLESC to protect it */ -#define NEEDESC(c) (SQSYNTAX[(int)(c)] == CCTL || \ - SQSYNTAX[(int)(c)] == CSBACK) - -extern const char basesyntax[]; -extern const char dqsyntax[]; -extern const char sqsyntax[]; -extern const char arisyntax[]; -extern const char is_type[]; |