| 1 | /* $Xorg: def.h,v 1.4 2001/02/09 02:03:16 xorgcvs Exp $ */
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| 2 | /*
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| 3 |
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| 4 | Copyright (c) 1993, 1994, 1998 The Open Group.
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| 5 |
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| 6 | Permission to use, copy, modify, distribute, and sell this software and its
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| 7 | documentation for any purpose is hereby granted without fee, provided that
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| 8 | the above copyright notice appear in all copies and that both that
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| 9 | copyright notice and this permission notice appear in supporting
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| 10 | documentation.
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| 11 |
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| 12 | The above copyright notice and this permission notice shall be included in
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| 13 | all copies or substantial portions of the Software.
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| 14 |
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| 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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| 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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| 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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| 18 | OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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| 19 | AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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| 20 | CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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| 21 |
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| 22 | Except as contained in this notice, the name of The Open Group shall not be
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| 23 | used in advertising or otherwise to promote the sale, use or other dealings
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| 24 | in this Software without prior written authorization from The Open Group.
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| 25 |
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| 26 | */
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| 27 | /* $XFree86: xc/config/makedepend/def.h,v 3.13tsi Exp $ */
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| 28 |
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| 29 | #include "Xos.h"
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| 30 | #include "Xfuncproto.h"
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| 31 | #include <stdlib.h>
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| 32 | #include <stdio.h>
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| 33 | #include <string.h>
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| 34 | #include <ctype.h>
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| 35 | #if 0
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| 36 | #ifndef X_NOT_POSIX
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| 37 | #ifndef _POSIX_SOURCE
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| 38 | #define _POSIX_SOURCE
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| 39 | #endif
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| 40 | #endif
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| 41 | #endif
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| 42 | #include <sys/types.h>
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| 43 | #include <fcntl.h>
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| 44 | #include <sys/stat.h>
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| 45 |
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| 46 | #define MAXDEFINES 512
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| 47 | #define MAXFILES 1024
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| 48 | #define MAXINCFILES 128 /* "-include" files */
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| 49 | #define MAXDIRS 64
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| 50 | #define SYMTABINC 10 /* must be > 1 for define() to work right */
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| 51 | #define TRUE 1
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| 52 | #define FALSE 0
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| 53 |
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| 54 | /* the following must match the directives table in main.c */
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| 55 | #define IF 0
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| 56 | #define IFDEF 1
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| 57 | #define IFNDEF 2
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| 58 | #define ELSE 3
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| 59 | #define ENDIF 4
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| 60 | #define DEFINE 5
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| 61 | #define UNDEF 6
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| 62 | #define INCLUDE 7
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| 63 | #define LINE 8
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| 64 | #define PRAGMA 9
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| 65 | #define ERROR 10
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| 66 | #define IDENT 11
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| 67 | #define SCCS 12
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| 68 | #define ELIF 13
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| 69 | #define EJECT 14
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| 70 | #define WARNING 15
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| 71 | #define INCLUDENEXT 16
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| 72 | #define IFFALSE 17 /* pseudo value --- never matched */
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| 73 | #define ELIFFALSE 18 /* pseudo value --- never matched */
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| 74 | #define INCLUDEDOT 19 /* pseudo value --- never matched */
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| 75 | #define IFGUESSFALSE 20 /* pseudo value --- never matched */
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| 76 | #define ELIFGUESSFALSE 21 /* pseudo value --- never matched */
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| 77 | #define INCLUDENEXTDOT 22 /* pseudo value --- never matched */
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| 78 |
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| 79 | #ifdef DEBUG
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| 80 | extern int _debugmask;
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| 81 | /*
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| 82 | * debug levels are:
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| 83 | *
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| 84 | * 0 show ifn*(def)*,endif
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| 85 | * 1 trace defined/!defined
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| 86 | * 2 show #include
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| 87 | * 3 show #include SYMBOL
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| 88 | * 4-6 unused
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| 89 | */
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| 90 | #define debug(level,arg) { if (_debugmask & (1 << level)) warning arg; }
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| 91 | #else
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| 92 | #define debug(level,arg) /**/
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| 93 | #endif /* DEBUG */
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| 94 |
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| 95 | typedef unsigned char boolean;
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| 96 |
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| 97 | struct symtab {
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| 98 | char *s_name;
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| 99 | char *s_value;
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| 100 | };
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| 101 |
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| 102 | /* possible i_flag */
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| 103 | #define DEFCHECKED (1<<0) /* whether defines have been checked */
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| 104 | #define NOTIFIED (1<<1) /* whether we have revealed includes */
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| 105 | #define MARKED (1<<2) /* whether it's in the makefile */
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| 106 | #define SEARCHED (1<<3) /* whether we have read this */
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| 107 | #define FINISHED (1<<4) /* whether we are done reading this */
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| 108 | #define INCLUDED_SYM (1<<5) /* whether #include SYMBOL was found
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| 109 | Can't use i_list if TRUE */
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| 110 | struct inclist {
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| 111 | char *i_incstring; /* string from #include line */
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| 112 | char *i_file; /* path name of the include file */
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| 113 | struct inclist **i_list; /* list of files it itself includes */
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| 114 | int i_listlen; /* length of i_list */
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| 115 | struct symtab **i_defs; /* symbol table for this file and its
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| 116 | children when merged */
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| 117 | int i_ndefs; /* current # defines */
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| 118 | boolean *i_merged; /* whether we have merged child
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| 119 | defines */
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| 120 | unsigned char i_flags;
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| 121 | };
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| 122 |
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| 123 | struct filepointer {
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| 124 | char *f_name;
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| 125 | char *f_p;
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| 126 | char *f_base;
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| 127 | char *f_end;
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| 128 | long f_len;
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| 129 | long f_line;
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| 130 | long cmdinc_count;
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| 131 | char **cmdinc_list;
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| 132 | long cmdinc_line;
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| 133 | };
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| 134 |
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| 135 | #include <stdlib.h>
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| 136 | #if defined(macII) && !defined(__STDC__) /* stdlib.h fails to define these */
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| 137 | char *malloc(), *realloc();
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| 138 | #endif /* macII */
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| 139 |
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| 140 | char *copy(char *str);
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| 141 | int match(char *str, char **list);
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| 142 | char *base_name(char *file);
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| 143 | char *getnextline(struct filepointer *fp);
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| 144 | struct symtab **slookup(char *symbol, struct inclist *file);
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| 145 | struct symtab **isdefined(char *symbol, struct inclist *file,
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| 146 | struct inclist **srcfile);
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| 147 | struct symtab **fdefined(char *symbol, struct inclist *file,
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| 148 | struct inclist **srcfile);
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| 149 | struct filepointer *getfile(char *file);
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| 150 | void included_by(struct inclist *ip,
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| 151 | struct inclist *newfile);
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| 152 | struct inclist *newinclude(char *newfile, char *incstring);
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| 153 | void inc_clean (void);
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| 154 | struct inclist *inc_path(char *file, char *include, int type);
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| 155 |
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| 156 | void freefile(struct filepointer *fp);
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| 157 |
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| 158 | void define2(char *name, char *val, struct inclist *file);
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| 159 | void define(char *def, struct inclist *file);
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| 160 | void undefine(char *symbol, struct inclist *file);
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| 161 | int find_includes(struct filepointer *filep,
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| 162 | struct inclist *file,
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| 163 | struct inclist *file_red,
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| 164 | int recursion, boolean failOK);
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| 165 |
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| 166 | void recursive_pr_include(struct inclist *head,
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| 167 | char *file, char *base);
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| 168 | void add_include(struct filepointer *filep,
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| 169 | struct inclist *file,
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| 170 | struct inclist *file_red,
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| 171 | char *include, int type,
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| 172 | boolean failOK);
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| 173 |
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| 174 | int cppsetup(char *filename,
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| 175 | char *line,
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| 176 | struct filepointer *filep,
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| 177 | struct inclist *inc);
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| 178 |
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| 179 |
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| 180 | extern void fatalerr(char *, ...);
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| 181 | extern void warning(char *, ...);
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| 182 | extern void warning1(char *, ...);
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