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Diffstat (limited to 'def.h')
| -rw-r--r-- | def.h | 147 |
1 files changed, 147 insertions, 0 deletions
@@ -0,0 +1,147 @@ +/* $Xorg: def.h,v 1.4 2001/02/09 02:03:16 xorgcvs Exp $ */ +/* + +Copyright (c) 1993, 1994, 1998 The Open Group. + +Permission to use, copy, modify, distribute, and sell this software and its +documentation for any purpose is hereby granted without fee, provided that +the above copyright notice appear in all copies and that both that +copyright notice and this permission notice appear in supporting +documentation. + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN +AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +Except as contained in this notice, the name of The Open Group shall not be +used in advertising or otherwise to promote the sale, use or other dealings +in this Software without prior written authorization from The Open Group. + +*/ + +#include "Xos.h" +#include "Xfuncproto.h" +#include <stdio.h> +#include <ctype.h> +#ifndef X_NOT_POSIX +#ifndef _POSIX_SOURCE +#define _POSIX_SOURCE +#endif +#endif +#include <sys/types.h> +#include <fcntl.h> +#include <sys/stat.h> + +#define MAXDEFINES 512 +#define MAXFILES 1024 +#define MAXDIRS 64 +#define SYMTABINC 10 /* must be > 1 for define() to work right */ +#define TRUE 1 +#define FALSE 0 + +/* the following must match the directives table in main.c */ +#define IF 0 +#define IFDEF 1 +#define IFNDEF 2 +#define ELSE 3 +#define ENDIF 4 +#define DEFINE 5 +#define UNDEF 6 +#define INCLUDE 7 +#define LINE 8 +#define PRAGMA 9 +#define ERROR 10 +#define IDENT 11 +#define SCCS 12 +#define ELIF 13 +#define EJECT 14 +#define WARNING 15 +#define IFFALSE 16 /* pseudo value --- never matched */ +#define ELIFFALSE 17 /* pseudo value --- never matched */ +#define INCLUDEDOT 18 /* pseudo value --- never matched */ +#define IFGUESSFALSE 19 /* pseudo value --- never matched */ +#define ELIFGUESSFALSE 20 /* pseudo value --- never matched */ + +#ifdef DEBUG +extern int _debugmask; +/* + * debug levels are: + * + * 0 show ifn*(def)*,endif + * 1 trace defined/!defined + * 2 show #include + * 3 show #include SYMBOL + * 4-6 unused + */ +#define debug(level,arg) { if (_debugmask & (1 << level)) warning arg; } +#else +#define debug(level,arg) /**/ +#endif /* DEBUG */ + +typedef unsigned char boolean; + +struct symtab { + char *s_name; + char *s_value; +}; + +/* possible i_flag */ +#define DEFCHECKED (1<<0) /* whether defines have been checked */ +#define NOTIFIED (1<<1) /* whether we have revealed includes */ +#define MARKED (1<<2) /* whether it's in the makefile */ +#define SEARCHED (1<<3) /* whether we have read this */ +#define FINISHED (1<<4) /* whether we are done reading this */ +#define INCLUDED_SYM (1<<5) /* whether #include SYMBOL was found + Can't use i_list if TRUE */ +struct inclist { + char *i_incstring; /* string from #include line */ + char *i_file; /* path name of the include file */ + struct inclist **i_list; /* list of files it itself includes */ + int i_listlen; /* length of i_list */ + struct symtab **i_defs; /* symbol table for this file and its + children when merged */ + int i_ndefs; /* current # defines */ + boolean *i_merged; /* whether we have merged child + defines */ + unsigned char i_flags; +}; + +struct filepointer { + char *f_p; + char *f_base; + char *f_end; + long f_len; + long f_line; +}; + +#ifndef X_NOT_STDC_ENV +#include <stdlib.h> +#if defined(macII) && !defined(__STDC__) /* stdlib.h fails to define these */ +char *malloc(), *realloc(); +#endif /* macII */ +#else +char *malloc(); +char *realloc(); +#endif + +char *copy(); +char *base_name(); +char *getline(); +struct symtab **slookup(); +struct symtab **isdefined(); +struct symtab **fdefined(); +struct filepointer *getfile(); +struct inclist *newinclude(); +struct inclist *inc_path(); + +#if NeedVarargsPrototypes +extern void fatalerr(char *, ...); +extern void warning(char *, ...); +extern void warning1(char *, ...); +#endif |