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lint.h revision 1.17 
      1 /*	$NetBSD: lint.h,v 1.17 2020/12/28 21:24:55 rillig Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1994, 1995 Jochen Pohl
      5  * All Rights Reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *      This product includes software developed by Jochen Pohl for
     18  *	The NetBSD Project.
     19  * 4. The name of the author may not be used to endorse or promote products
     20  *    derived from this software without specific prior written permission.
     21  *
     22  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     24  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     25  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     26  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     27  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     28  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     29  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     30  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     31  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     32  */
     33 
     34 #if HAVE_NBTOOL_CONFIG_H
     35 #include "nbtool_config.h"
     36 #else
     37 #define HAVE_DECL_SYS_SIGNAME 1
     38 #endif
     39 
     40 #include <sys/types.h>
     41 #include <stddef.h>
     42 #include <err.h>
     43 #include <inttypes.h>
     44 #include <stdio.h>
     45 
     46 #include "param.h"
     47 
     48 /*
     49  * Type specifiers, used in type structures (type_t) and elsewhere.
     50  */
     51 typedef enum {
     52 	NOTSPEC = 0,
     53 	SIGNED,		/* keyword "signed", only used in the parser */
     54 	UNSIGN,		/* keyword "unsigned", only used in the parser */
     55 	BOOL,		/* _Bool */
     56 	CHAR,		/* char */
     57 	SCHAR,		/* signed char */
     58 	UCHAR,		/* unsigned char */
     59 	SHORT,		/* (signed) short */
     60 	USHORT,		/* unsigned short */
     61 	INT,		/* (signed) int */
     62 	UINT,		/* unsigned int */
     63 	LONG,		/* (signed) long */
     64 	ULONG,		/* unsigned long */
     65 	QUAD,		/* (signed) long long */
     66 	UQUAD,		/* unsigned long long */
     67 #ifdef INT128_SIZE
     68 	INT128,		/* (signed) __int128_t */
     69 	UINT128,	/* __uint128_t */
     70 #endif
     71 	FLOAT,		/* float */
     72 	DOUBLE,		/* double or, with tflag, long float */
     73 	LDOUBLE,	/* long double */
     74 	VOID,		/* void */
     75 	STRUCT,		/* structure tag */
     76 	UNION,		/* union tag */
     77 	ENUM,		/* enum tag */
     78 	PTR,		/* pointer */
     79 	ARRAY,		/* array */
     80 	FUNC,		/* function */
     81 	COMPLEX,	/* _Complex */
     82 	FCOMPLEX,	/* float _Complex */
     83 	DCOMPLEX,	/* double _Complex */
     84 	LCOMPLEX,	/* long double _Complex */
     85 	NTSPEC
     86 } tspec_t;
     87 
     88 /*
     89  * size of types, name and classification
     90  */
     91 typedef	struct {
     92 	size_t	tt_sz;			/* size in bits */
     93 	size_t	tt_psz;			/* size, different from tt_sz
     94 					   if pflag is set */
     95 	tspec_t	tt_styp;		/* signed counterpart */
     96 	tspec_t	tt_utyp;		/* unsigned counterpart */
     97 	u_int	tt_is_int : 1;		/* 1 if integer type */
     98 	u_int	tt_is_uint : 1;		/* 1 if unsigned integer type */
     99 	u_int	tt_is_float : 1;	/* 1 if floating point type */
    100 	u_int	tt_is_arith : 1;	/* 1 if arithmetic type */
    101 	u_int	tt_is_scalar : 1;	/* 1 if scalar type */
    102 	u_int	tt_is_complex : 1;	/* 1 if complex type */
    103 	const char *tt_name;		/* name of the type */
    104 } ttab_t;
    105 
    106 #define size(t)			(ttab[t].tt_sz)
    107 #define psize(t)		(ttab[t].tt_psz)
    108 #define styp(t)			(ttab[t].tt_styp)
    109 #define utyp(t)			(ttab[t].tt_utyp)
    110 #define tspec_is_int(t)		(ttab[t].tt_is_int)
    111 #define tspec_is_uint(t)	(ttab[t].tt_is_uint)
    112 #define tspec_is_float(t)	(ttab[t].tt_is_float)
    113 #define tspec_is_arith(t)	(ttab[t].tt_is_arith)
    114 #define tspec_is_complex(t)	(ttab[t].tt_is_complex)
    115 #define tspec_is_scalar(t)	(ttab[t].tt_is_scalar)
    116 
    117 extern	ttab_t	ttab[];
    118 
    119 
    120 typedef	enum {
    121 	NODECL,			/* until now not declared */
    122 	DECL,			/* declared */
    123 	TDEF,			/* tentative defined */
    124 	DEF			/* defined */
    125 } def_t;
    126 
    127 /*
    128  * Following structure contains some data used for the output buffer.
    129  */
    130 typedef	struct	ob {
    131 	char	*o_buf;		/* buffer */
    132 	char	*o_end;		/* first byte after buffer */
    133 	size_t	o_len;		/* length of buffer */
    134 	char	*o_nxt;		/* next free byte in buffer */
    135 } ob_t;
    136 
    137 typedef struct type type_t;
    138 
    139 #include "externs.h"
    140