1 /*- 2 * SPDX-License-Identifier: BSD-3-Clause 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 */ 33 34 struct name *cat(struct name *, struct name *); 35 struct name *delname(struct name *, char *); 36 struct name *elide(struct name *); 37 struct name *extract(char *, int); 38 struct name *gexpand(struct name *, struct grouphead *, int, int); 39 struct name *nalloc(char *, int); 40 struct name *outof(struct name *, FILE *, struct header *); 41 struct name *put(struct name *, struct name *); 42 struct name *tailof(struct name *); 43 struct name *usermap(struct name *); 44 FILE *Fdopen(int, const char *); 45 FILE *Fopen(const char *, const char *); 46 FILE *Popen(char *, const char *); 47 FILE *collect(struct header *, int); 48 char *copyin(char *, char **); 49 char *detract(struct name *, int); 50 char *expand(char *); 51 char *getdeadletter(void); 52 char *getname(uid_t); 53 char *hfield(const char *, struct message *); 54 FILE *infix(struct header *, FILE *); 55 char *ishfield(char *, char *, const char *); 56 char *name1(struct message *, int); 57 char *nameof(struct message *, int); 58 char *nextword(char *, char *); 59 char *readtty(const char *, char *); 60 char *reedit(char *); 61 FILE *run_editor(FILE *, off_t, int, int); 62 char *salloc(int); 63 char *savestr(char *); 64 FILE *setinput(struct message *); 65 char *skin(char *); 66 char *skip_comment(char *); 67 char *snarf(char *, int *); 68 char *username(void); 69 char *value(const char *); 70 char *vcopy(const char *); 71 char *yankword(char *, char *); 72 char *yanklogin(char *, char *); 73 int Fclose(FILE *); 74 int More(void *); 75 int Pclose(FILE *); 76 int Respond(void *); 77 int Type(void *); 78 int doRespond(int *); 79 int dorespond(int *); 80 void alter(char *); 81 int alternates(void *); 82 void announce(void); 83 int append(struct message *, FILE *); 84 int argcount(char **); 85 void assign(const char *, const char *); 86 int bangexp(char *, size_t); 87 void brokpipe(int); 88 int charcount(char *, int); 89 int check(int, int); 90 void clob1(int); 91 int clobber(void *); 92 void close_all_files(void); 93 int cmatch(char *, char *); 94 void collhup(int); 95 void collint(int); 96 void collstop(int); 97 void commands(void); 98 int copycmd(void *v); 99 int core(void *); 100 int count(struct name *); 101 int deletecmd(void *); 102 int delm(int *); 103 int deltype(void *); 104 void demail(void); 105 int diction(const void *, const void *); 106 int dosh(void *); 107 int echo(void *); 108 int edit1(int *, int); 109 int editor(void *); 110 void edstop(void); 111 int elsecmd(void *); 112 int endifcmd(void *); 113 int evalcol(int); 114 int execute(char *, int); 115 int exwrite(char *, FILE *, int); 116 void fail(const char *, const char *); 117 int file(void *); 118 struct grouphead * 119 findgroup(char *); 120 void findmail(char *, char *, int); 121 int first(int, int); 122 void fixhead(struct header *, struct name *); 123 void fmt(const char *, struct name *, FILE *, int); 124 int folders(void *); 125 int forward(char *, FILE *, char *, int); 126 void free_child(int); 127 int from(void *); 128 off_t fsize(FILE *); 129 int getfold(char *, int); 130 int gethfield(FILE *, char *, int, char **); 131 int getmsglist(char *, int *, int); 132 int getrawlist(char *, char **, int); 133 uid_t getuserid(char *); 134 int grabh(struct header *, int); 135 int group(void *); 136 void hangup(int); 137 int hash(const char *); 138 void hdrstop(int); 139 int headers(void *); 140 int help(void *); 141 void holdsigs(void); 142 int ifcmd(void *); 143 int igcomp(const void *, const void *); 144 int igfield(void *); 145 int ignore1(char **, struct ignoretab *, const char *); 146 int igshow(struct ignoretab *, const char *); 147 int inc(void *); 148 int incfile(void); 149 void intr(int); 150 int isdate(char *); 151 int isdir(char *); 152 int isfileaddr(char *); 153 int ishead(char *); 154 int isign(const char *, struct ignoretab [2]); 155 int isprefix(const char *, const char *); 156 void istrncpy(char *, const char *, size_t); 157 const struct cmd * 158 lex(char *); 159 void load(char *); 160 struct var * 161 lookup(const char *); 162 int mail(struct name *, 163 struct name *, struct name *, struct name *, char *, char *); 164 void mail1(struct header *, int); 165 void makemessage(FILE *, int); 166 void mark(int); 167 int markall(char *, int); 168 int matchsender(char *, int); 169 int matchfield(char *, int); 170 int mboxit(void *); 171 int member(char *, struct ignoretab *); 172 void mesedit(FILE *, int); 173 void mespipe(FILE *, char *); 174 int messize(void *); 175 int metamess(int, int); 176 int more(void *); 177 int newfileinfo(int); 178 int next(void *); 179 int null(void *); 180 void parse(char *, struct headline *, char *); 181 int pcmdlist(void *); 182 int pdot(void *); 183 void prepare_child(sigset_t *, int, int); 184 int preserve(void *); 185 void prettyprint(struct name *); 186 void printgroup(char *); 187 void printhead(int); 188 int puthead(struct header *, FILE *, int); 189 int putline(FILE *, char *, int); 190 int pversion(void *); 191 void quit(void); 192 int quitcmd(void *); 193 int readline(FILE *, char *, int); 194 void register_file(FILE *, int, int); 195 void regret(int); 196 void relsesigs(void); 197 int respond(void *); 198 int retfield(void *); 199 int rexit(void *); 200 int rm(char *); 201 int run_command(char *, sigset_t *, int, int, ...); 202 int save(void *v); 203 int save1(char *, int, const char *, struct ignoretab *); 204 void savedeadletter(FILE *); 205 int saveigfield(void *); 206 int savemail(char *, FILE *); 207 int saveretfield(void *); 208 int scan(char **); 209 void scaninit(void); 210 int schdir(void *); 211 int screensize(void); 212 int scroll(void *); 213 int sendmessage(struct message *, FILE *, struct ignoretab *, char *); 214 int sendmail(void *); 215 int set(void *); 216 int setfile(char *); 217 void setmsize(int); 218 void setptr(FILE *, off_t); 219 void setscreensize(void); 220 int shell(void *); 221 void sigchild(int); 222 void sort(char **); 223 int source(void *); 224 void spreserve(void); 225 void sreset(void); 226 int start_command(char *, sigset_t *, int, int, ...); 227 void statusput(struct message *, FILE *, char *); 228 void stop(int); 229 int stouch(void *); 230 int swrite(void *); 231 void tinit(void); 232 int top(void *); 233 void touch(struct message *); 234 void ttyint(int); 235 void ttystop(int); 236 int type(void *); 237 int type1(int *, int, int); 238 int undeletecmd(void *); 239 void unmark(int); 240 char **unpack(struct name *); 241 int unread(void *); 242 void unregister_file(FILE *); 243 int unset(void *); 244 int unstack(void); 245 void vfree(char *); 246 int visual(void *); 247 int wait_child(int); 248 int wait_command(int); 249 int writeback(FILE *); 250 251 extern char *__progname; 252 extern char *tmpdir; 253