1 /* $XConsortium: def.h,v 1.25 94/04/17 20:10:33 gildea Exp $ */ 2 /* 3 4 Copyright (c) 1993, 1994 X Consortium 5 6 Permission is hereby granted, free of charge, to any person obtaining a copy 7 of this software and associated documentation files (the "Software"), to deal 8 in the Software without restriction, including without limitation the rights 9 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 10 copies of the Software, and to permit persons to whom the Software is 11 furnished to do so, subject to the following conditions: 12 13 The above copyright notice and this permission notice shall be included in 14 all copies or substantial portions of the Software. 15 16 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 19 X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN 20 AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 21 CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 22 23 Except as contained in this notice, the name of the X Consortium shall not be 24 used in advertising or otherwise to promote the sale, use or other dealings 25 in this Software without prior written authorization from the X Consortium. 26 27 */ 28 29 #ifndef NO_X11 30 #include <X11/Xosdefs.h> 31 #ifdef WIN32 32 #include <X11/Xw32defs.h> 33 #endif 34 #ifndef SUNOS4 35 #include <X11/Xfuncproto.h> 36 #endif /* SUNOS4 */ 37 #endif /* NO_X11 */ 38 39 #include <stdio.h> 40 #include <stdlib.h> 41 #include <string.h> 42 #include <unistd.h> 43 44 #include <ctype.h> 45 #ifndef X_NOT_POSIX 46 #ifndef _POSIX_SOURCE 47 #define _POSIX_SOURCE 48 #endif 49 #endif 50 #include <sys/types.h> 51 #include <fcntl.h> 52 #include <sys/stat.h> 53 54 #ifndef S_IFDIR 55 #define S_IFDIR 0040000 56 #endif 57 58 #ifndef S_IFREG 59 #define S_IFREG 0100000 60 #endif 61 62 #define MAXDEFINES 2048 63 #define MAXFILES ( 1<<16 ) /* Increased from 512. -mcafee */ 64 /* Increased from 1024. -mh */ 65 /* Increased from 2048. -b_michaelsen */ 66 #define MAXDIRS 128 67 #define OURBUFSIZ ( 1<<16 ) 68 #define SYMHASHSEED 131 /* 131 1313 13131 ... */ 69 #define SYMHASHMEMBERS 64 /* must be 2^x to work right */ 70 #define TRUE 1 71 #define FALSE 0 72 73 /* the following must match the directives table in main.c */ 74 #define IF 0 75 #define IFDEF 1 76 #define IFNDEF 2 77 #define ELSE 3 78 #define ENDIF 4 79 #define DEFINE 5 80 #define UNDEF 6 81 #define INCLUDE 7 82 #define LINE 8 83 #define PRAGMA 9 84 #define ERROR 10 85 #define IDENT 11 86 #define SCCS 12 87 #define ELIF 13 88 #define EJECT 14 89 #define IFFALSE 15 /* pseudo value --- never matched */ 90 #define ELIFFALSE 16 /* pseudo value --- never matched */ 91 #define INCLUDEDOT 17 /* pseudo value --- never matched */ 92 #define IFGUESSFALSE 18 /* pseudo value --- never matched */ 93 #define ELIFGUESSFALSE 19 /* pseudo value --- never matched */ 94 95 #ifdef DEBUG 96 extern int _debugmask; 97 /* 98 * debug levels are: 99 * 100 * 0 show ifn*(def)*,endif 101 * 1 trace defined/!defined 102 * 2 show #include 103 * 3 show #include SYMBOL 104 * 4-6 unused 105 */ 106 #define debug(level,arg) { if (_debugmask & (1 << level)) warning arg; } 107 #else 108 #define debug(level,arg) /**/ 109 #endif /* DEBUG */ 110 111 // VG: a C++ class for information about directories 112 #include "collectdircontent.hxx" 113 114 typedef unsigned char boolean; 115 116 struct pair { 117 char *p_name; 118 char *p_value; 119 struct pair *p_next; 120 }; 121 122 struct symhash { 123 struct pair *s_pairs[SYMHASHMEMBERS]; 124 }; 125 126 struct inclist { 127 char *i_incstring; /* string from #include line */ 128 char *i_file; /* path name of the include file */ 129 struct inclist **i_list; /* list of files it itself includes */ 130 int i_listlen; /* length of i_list */ 131 boolean i_defchecked; /* whether defines have been checked */ 132 boolean i_notified; /* whether we have revealed includes */ 133 boolean i_marked; /* whether it's in the makefile */ 134 boolean i_searched; /* whether we have read this */ 135 boolean i_included_sym; /* whether #include SYMBOL was found */ 136 /* Can't use i_list if TRUE */ 137 }; 138 139 struct filepointer { 140 char *f_p; 141 char *f_base; 142 char *f_end; 143 long f_len; 144 long f_line; 145 }; 146 147 #ifndef X_NOT_STDC_ENV 148 #include <stdlib.h> 149 #if defined(macII) && !defined(__STDC__) /* stdlib.h fails to define these */ 150 char *malloc(), *realloc(); 151 #endif /* macII */ 152 #else 153 char *malloc(); 154 char *realloc(); 155 #endif 156 157 char *copy(); 158 char *base_name(); 159 char *get_line(); 160 char *isdefined(); 161 struct filepointer *getfile(); 162 struct inclist *newinclude(); 163 struct inclist *inc_path(); 164 165 void define( char *def, struct symhash **symbols ); 166 void hash_define(char *name, char * val, struct symhash **symbols); 167 struct symhash *hash_copy( struct symhash *symbols ); 168 void hash_free( struct symhash *symbols ); 169 void freefile( struct filepointer * fp ); 170 int find_includes(struct filepointer *filep, struct inclist *file, 171 struct inclist *file_red, int recursion, boolean failOK, 172 struct IncludesCollection* incCollection, struct symhash *symbols); 173 void included_by(register struct inclist *ip, 174 register struct inclist * newfile); 175 int cppsetup(register char *line, 176 register struct filepointer *filep, register struct inclist *inc); 177 void add_include(struct filepointer *filep, struct inclist *file, 178 struct inclist *file_red, char *include, boolean dot, boolean failOK, 179 struct IncludesCollection* incCollection, struct symhash *symbols); 180 int match(register char *str, register char **list); 181 void recursive_pr_include(register struct inclist *head, register char *file, 182 register char *base); 183 void inc_clean(); 184 185 void fatalerr(char *, ...); 186 void warning(char *, ...); 187 void warning1(char *, ...); 188 189 void convert_slashes(char *); 190 char *append_slash(char *); 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