def.h revision b2f5b1db 
1/*
2
3Copyright (c) 1993, 1994, 1998 The Open Group.
4
5Permission to use, copy, modify, distribute, and sell this software and its
6documentation for any purpose is hereby granted without fee, provided that
7the above copyright notice appear in all copies and that both that
8copyright notice and this permission notice appear in supporting
9documentation.
10
11The above copyright notice and this permission notice shall be included in
12all copies or substantial portions of the Software.
13
14THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
17OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
18AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
19CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
20
21Except as contained in this notice, the name of The Open Group shall not be
22used in advertising or otherwise to promote the sale, use or other dealings
23in this Software without prior written authorization from The Open Group.
24
25*/
26
27#ifdef HAVE_CONFIG_H
28# include "makedepend-config.h"
29#endif
30
31#include <X11/Xos.h>
32#include <X11/Xfuncproto.h>
33#include <stdlib.h>
34#include <stdio.h>
35#include <string.h>
36#include <ctype.h>
37#include <sys/types.h>
38#include <fcntl.h>
39#include <sys/stat.h>
40
41#define MAXDEFINES	512
42#define MAXFILES	2048
43#define MAXINCFILES	128	/* "-include" files */
44#define MAXDIRS		512	/* -I flags */
45#define SYMTABINC	10	/* must be > 1 for define() to work right */
46#define	TRUE		1
47#define	FALSE		0
48
49/* the following must match the directives table in main.c */
50#define	IF		0
51#define	IFDEF		1
52#define	IFNDEF		2
53#define	ELSE		3
54#define	ENDIF		4
55#define	DEFINE		5
56#define	UNDEF		6
57#define	INCLUDE		7
58#define	LINE		8
59#define	PRAGMA		9
60#define ERROR           10
61#define IDENT           11
62#define SCCS            12
63#define ELIF            13
64#define EJECT           14
65#define WARNING         15
66#define INCLUDENEXT     16
67#define IFFALSE         17     /* pseudo value --- never matched */
68#define ELIFFALSE       18     /* pseudo value --- never matched */
69#define INCLUDEDOT      19     /* pseudo value --- never matched */
70#define IFGUESSFALSE    20     /* pseudo value --- never matched */
71#define ELIFGUESSFALSE  21     /* pseudo value --- never matched */
72#define INCLUDENEXTDOT  22     /* pseudo value --- never matched */
73
74#ifdef DEBUG
75extern int	_debugmask;
76/*
77 * debug levels are:
78 *
79 *     0	show ifn*(def)*,endif
80 *     1	trace defined/!defined
81 *     2	show #include
82 *     3	show #include SYMBOL
83 *     4-6	unused
84 */
85#define debug(level,arg) do { if (_debugmask & (1 << level)) warning arg; } while(0)
86#else
87#define	debug(level,arg) do { /**/ } while (0)
88#endif /* DEBUG */
89
90typedef	unsigned char boolean;
91
92struct symtab {
93	char	*s_name;
94	char	*s_value;
95};
96
97/* possible i_flag */
98#define DEFCHECKED	(1<<0)	/* whether defines have been checked */
99#define NOTIFIED	(1<<1)	/* whether we have revealed includes */
100#define MARKED		(1<<2)	/* whether it's in the makefile */
101#define SEARCHED	(1<<3)	/* whether we have read this */
102#define FINISHED	(1<<4)	/* whether we are done reading this */
103#define INCLUDED_SYM	(1<<5)	/* whether #include SYMBOL was found
104				   Can't use i_list if TRUE */
105struct	inclist {
106	char		*i_incstring;	/* string from #include line */
107	char		*i_file;	/* path name of the include file */
108	struct inclist	**i_list;	/* list of files it itself includes */
109	struct symtab	**i_defs;	/* symbol table for this file and its
110					   children when merged */
111	int		i_listlen;	/* length of i_list */
112	int		i_ndefs;	/* current # defines */
113	boolean		*i_merged;      /* whether we have merged child
114					   defines */
115	unsigned char   i_flags;
116};
117
118struct filepointer {
119	const char	*f_name;
120	char	*f_p;
121	char	*f_base;
122	char	*f_end;
123	long	f_len;
124	long	f_line;
125	long	cmdinc_count;
126	char	**cmdinc_list;
127	long	cmdinc_line;
128};
129
130#include <stdlib.h>
131
132int                     match(const char *str, const char * const *list);
133char			*base_name(const char *file);
134char			*getnextline(struct filepointer *fp);
135struct symtab		**slookup(const char *symbol, struct inclist *file);
136struct symtab		**isdefined(const char *symbol, struct inclist *file,
137				    struct inclist **srcfile);
138struct symtab		**fdefined(const char *symbol, struct inclist *file,
139				   struct inclist **srcfile);
140struct filepointer	*getfile(const char *file);
141void                    included_by(struct inclist *ip,
142				    struct inclist *newfile);
143struct inclist		*newinclude(const char *newfile,
144				    const char *incstring);
145void                    inc_clean (void);
146struct inclist		*inc_path(const char *file, const char *include,
147				  int type);
148
149void                    freefile(struct filepointer *fp);
150
151void                    define2(const char *name, const char *val,
152				struct inclist *file);
153void                    define(char *def, struct inclist *file);
154void                    undefine(const char *symbol, struct inclist *file);
155int                     find_includes(struct filepointer *filep,
156				      struct inclist *file,
157				      struct inclist *file_red,
158				      int recursion, boolean failOK);
159
160void                    recursive_pr_include(struct inclist *head,
161					     const char *file,
162					     const char *base);
163void                    add_include(struct filepointer *filep,
164				    struct inclist *file,
165				    struct inclist *file_red,
166				    const char *include, int type,
167				    boolean failOK);
168
169int                     cppsetup(const char *filename,
170				 const char *line,
171				 struct filepointer *filep,
172				 struct inclist *inc);
173
174
175extern void fatalerr(const char *, ...) _X_ATTRIBUTE_PRINTF(1, 2) _X_NORETURN;
176extern void warning(const char *, ...) _X_ATTRIBUTE_PRINTF(1, 2);
177extern void warning1(const char *, ...) _X_ATTRIBUTE_PRINTF(1, 2);
178
179extern struct inclist	  inclist[ MAXFILES ];
180extern struct inclist    *inclistp;
181extern struct inclist    *inclistnext;
182extern struct inclist     maininclist;
183extern const char        *includedirs[ ];
184extern const char       **includedirsnext;
185extern const char * const directives[];
186extern char              *notdotdot[ ];
187
188extern const char        *objprefix;
189extern const char        *objsuffix;
190extern int          	  width;
191extern boolean            printed;
192extern boolean            verbose;
193extern boolean            show_where_not;
194extern boolean            warn_multiple;
195