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extern.h revision 1.30
      1 /*	$NetBSD: extern.h,v 1.30 2007/10/27 15:14:50 christos Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 1992, 1993
      5  *	The Regents of the University of California.  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. Neither the name of the University nor the names of its contributors
     16  *    may be used to endorse or promote products derived from this software
     17  *    without specific prior written permission.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     29  * SUCH DAMAGE.
     30  *
     31  *	@(#)extern.h	8.2 (Berkeley) 4/20/95
     32  *	$NetBSD: extern.h,v 1.30 2007/10/27 15:14:50 christos Exp $
     33  */
     34 
     35 #ifndef __EXTERN_H__
     36 #define __EXTERN_H__
     37 
     38 /*
     39  * from cmd1.c
     40  */
     41 int	More(void *);
     42 int	Type(void *);
     43 int	folders(void *);
     44 int	from(void *);
     45 int	headers(void *);
     46 int	inc(void *);
     47 int	mboxit(void *);
     48 int	more(void *);
     49 int	pcmdlist(void *);
     50 int	pdot(void *);
     51 int	pipecmd(void *);
     52 int	scroll(void *);
     53 int	stouch(void *);
     54 int	top(void *);
     55 int	type(void *);
     56 #ifdef MIME_SUPPORT
     57 int	page(void *);
     58 int	Page(void *);
     59 int	print(void *);
     60 int	Print(void *);
     61 int	view(void *);
     62 int	View(void *);
     63 #endif
     64 /* XXX - should these be elsewhere? */
     65 void	printhead(int);
     66 char *	sget_msgnum(struct message *, struct message *);
     67 void	show_msgnum(FILE *, struct message *, struct message *);
     68 
     69 /*
     70  * from cmd2.c
     71  */
     72 int	Detach(void *);
     73 int	Save(void *);
     74 int	clobber(void *);
     75 int	copycmd(void *);
     76 int	core(void *);
     77 int	delete(void *);
     78 int	deltype(void *);
     79 int	detach(void *);
     80 int	igfield(void *);
     81 int	next(void *);
     82 int	retfield(void *);
     83 int	save(void *);
     84 int	saveigfield(void *);
     85 int	saveretfield(void *);
     86 int	swrite(void *);
     87 int	undeletecmd(void *);
     88 
     89 /*
     90  * from cmd3.c
     91  */
     92 int	Respond(void *);
     93 int	alternates(void *);
     94 int	bounce(void *);
     95 int	dosh(void *);
     96 int	echo(void *);
     97 int	elsecmd(void *);
     98 int	endifcmd(void *);
     99 int	file(void *);
    100 int	bounce(void *);
    101 int	forward(void *);
    102 int	group(void *);
    103 int	help(void *);
    104 int	ifcmd(void *);
    105 int	ifdefcmd(void *v);
    106 int	ifndefcmd(void *v);
    107 int	markread(void *);
    108 int	messize(void *);
    109 int	null(void *);
    110 int	preserve(void *);
    111 int	respond(void *);
    112 int	rexit(void *);
    113 int	schdir(void *);
    114 int	set(void *);
    115 int	shell(void *);
    116 int	show(void *);
    117 int	unalias(void *);
    118 int	unread(void *);
    119 int	unset(void *);
    120 /* XXX - Should this be elsewhere? */
    121 void	sort(const char **);
    122 
    123 /*
    124  * from cmd4.c
    125  */
    126 struct smopts_s *findsmopts(const char *, int);
    127 int	smoptscmd(void *);
    128 int	unsmoptscmd(void *);
    129 
    130 /*
    131  * from cmdtab.c
    132  */
    133 extern const struct cmd cmdtab[];
    134 
    135 /*
    136  * from collect.c
    137  */
    138 FILE *	collect(struct header *, int);
    139 void	savedeadletter(FILE *);
    140 
    141 /*
    142  * from dotlock.c
    143  */
    144 int	dot_lock(const char *, int, FILE *, const char *);
    145 void	dot_unlock(const char *);
    146 
    147 /*
    148  * from edit.c
    149  */
    150 int	editor(void *);
    151 int	visual(void *);
    152 FILE *	run_editor(FILE *, off_t, int, int);
    153 
    154 /*
    155  * from fio.c
    156  */
    157 const char *expand(const char *);
    158 off_t	fsize(FILE *);
    159 const char *getdeadletter(void);
    160 int	getfold(char *, size_t);
    161 void	holdsigs(void);
    162 int	mail_readline(FILE *, char *, int);
    163 int	putline(FILE *, const char *, int);
    164 void	relsesigs(void);
    165 int	rm(char *);
    166 FILE *	setinput(const struct message *);
    167 void	setptr(FILE *, off_t);
    168 
    169 /*
    170  * from getname.c
    171  */
    172 const char *getname(uid_t);
    173 int	getuserid(char []);
    174 
    175 /*
    176  * from head.c
    177  */
    178 int	ishead(const char []);
    179 void	parse(const char [], struct headline *, char []);
    180 
    181 /*
    182  * from lex.c
    183  */
    184 void	announce(void);
    185 void	commands(void);
    186 enum execute_contxt_e { ec_normal, ec_composing, ec_autoprint };
    187 int	execute(char [], enum execute_contxt_e);
    188 int	incfile(void);
    189 const struct cmd *lex(char []);
    190 void	load(const char *);
    191 int	newfileinfo(int);
    192 int	pversion(void *);
    193 int	setfile(const char *);
    194 char *	shellpr(char *);
    195 char *	get_cmdname(char *);
    196 
    197 /*
    198  * from list.c
    199  */
    200 int	first(int, int);
    201 int	get_Hflag(char **);
    202 int	getmsglist(char *, int *, int);
    203 int	getrawlist(const char [], char **, int);
    204 int	show_headers_and_exit(int) __attribute__((__noreturn__));
    205 
    206 /*
    207  * from main.c
    208  */
    209 struct name *lexpand(char *, int);
    210 void	setscreensize(void);
    211 int	main(int, char **);
    212 
    213 /*
    214  * from names.c
    215  */
    216 struct name *cat(struct name *, struct name *);
    217 int	count(struct name *);
    218 struct name *delname(struct name *, char []);
    219 char *	detract(struct name *, int);
    220 struct name * elide(struct name *);
    221 struct name * extract(char [], int);
    222 struct name * gexpand(struct name *, struct grouphead *, int, int);
    223 struct name * nalloc(char [], int);
    224 struct name * outof(struct name *, FILE *, struct header *);
    225 const char ** unpack(struct name *);
    226 struct name * usermap(struct name *);
    227 #if 0
    228 void	prettyprint(struct name *);	/* commented out? */
    229 #endif
    230 
    231 /*
    232  * from popen.c
    233  */
    234 int	Fclose(FILE *);
    235 FILE *	Fdopen(int, const char *);
    236 FILE *	Fopen(const char *, const char *);
    237 int	Pclose(FILE *);
    238 FILE *	Popen(const char *, const char *);
    239 void	close_all_files(void);
    240 void	close_top_files(FILE *);
    241 void	free_child(int);
    242 void	prepare_child(sigset_t *, int, int);
    243 FILE *	last_registered_file(int);
    244 void	register_file(FILE *, int, int);
    245 int	run_command(const char *, sigset_t *, int, int, ...);
    246 void	sigchild(int);
    247 int	start_command(const char *, sigset_t *, int, int, ...);
    248 int	wait_child(int);
    249 #ifdef MIME_SUPPORT
    250 void	flush_files(FILE *, int);
    251 #endif
    252 
    253 /*
    254  * from quit.c
    255  */
    256 void	quit(void);
    257 int	quitcmd(void *);
    258 
    259 /*
    260  * from send.c
    261  */
    262 #ifndef MIME_SUPPORT
    263 # define sendmessage(a,b,c,d,e)	legacy_sendmessage(a,b,c,d)
    264 # define mail(a,b,c,d,e,f)	legacy_mail(a,b,c,d,e)
    265 #endif
    266 int	sendmessage(struct message *, FILE *, struct ignoretab *, const char *, struct mime_info *);
    267 int	mail(struct name *, struct name *, struct name *, struct name *, char *, struct attachment *);
    268 void	mail1(struct header *, int);
    269 void	mail2(FILE *, const char **);
    270 int	puthead(struct header *, FILE *, int);
    271 int	sendmail(void *);
    272 
    273 /*
    274  * from strings.c
    275  */
    276 void *	csalloc(size_t, size_t);
    277 void *	salloc(size_t);
    278 void	sreset(void);
    279 void	spreserve(void);
    280 
    281 /*
    282  * from support.c
    283  */
    284 void	add_ignore(const char *, struct ignoretab *);
    285 void	alter(char *);
    286 int	argcount(char **);
    287 int	blankline(char []);
    288 char *	copy(char *, char *);
    289 char *	hfield(const char [], const struct message *);
    290 int	isdir(const char []);
    291 int	isign(const char *, struct ignoretab []);
    292 void	istrcpy(char *, const char *);
    293 int	member(char *, struct ignoretab *);
    294 char *	nameof(struct message *, int);
    295 int	sasprintf(char **ret, const char *format, ...);
    296 char *	savestr(const char *);
    297 struct message *set_m_flag(int, int, int);
    298 char *	skin(char *);
    299 int	source(void *);
    300 void	touch(struct message *);
    301 int	unstack(void);
    302 int	upcase(int);
    303 void	cathelp(const char *);
    304 
    305 /*
    306  * from temp.c
    307  */
    308 void	tinit(void);
    309 
    310 /*
    311  * from tty.c
    312  */
    313 int	grabh(struct header *, int);
    314 
    315 /*
    316  * from vars.c
    317  */
    318 void	assign(const char [], const char []);
    319 struct grouphead * findgroup(const char []);
    320 int	hash(const char *);
    321 struct var * lookup(const char []);
    322 void	printgroup(const char []);
    323 void	v_free(char *);
    324 char *	value(const char []);
    325 char *	vcopy(const char []);
    326 
    327 /*
    328  * from v7.local.c
    329  */
    330 void	demail(void);
    331 void	findmail(const char *, char *, size_t);
    332 const char *username(void);
    333 
    334 /*
    335  * from version.c
    336  */
    337 extern const char *version;
    338 
    339 
    340 #ifndef	THREAD_SUPPORT
    341 /*
    342  * Specials from fio.c (if THREAD_SUPPORT is not defined).
    343  * With THREAD_SUPPORT, they live in thread.c.
    344  */
    345 struct message *next_message(struct message *);
    346 struct message *prev_message(struct message *);
    347 struct message *get_message(int);
    348 int	get_msgnum(struct message *);
    349 int	get_msgCount(void);
    350 
    351 /* we remap these commands */
    352 # define get_abs_msgCount	get_msgCount
    353 # define get_abs_message(a)	get_message(a)
    354 # define next_abs_message(a)	next_message(a)
    355 
    356 /* we trash these commands */
    357 # define do_recursion()			0
    358 # define thread_recursion(mp,fn,args)	fn(mp,args)
    359 # define thread_fix_old_links(nmessage,message,omsgCount)
    360 # define thread_fix_new_links(message,omsgCount,msgCount)
    361 #endif /* THREAD_SUPPORT */
    362 
    363 #endif /* __EXTERN_H__ */
    364