1 /* $OpenBSD: extern.h,v 1.29 2018/09/16 02:38:57 millert Exp $ */ 2 /* $NetBSD: extern.h,v 1.7 1997/07/09 05:22:00 mikel Exp $ */ 3 4 /*- 5 * Copyright (c) 1992, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. Neither the name of the University nor the names of its contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 * 32 * @(#)extern.h 8.2 (Berkeley) 4/20/95 33 * $OpenBSD: extern.h,v 1.29 2018/09/16 02:38:57 millert Exp $ 34 */ 35 36 struct name; 37 struct name *cat(struct name *, struct name *); 38 struct name *delname(struct name *, const char *); 39 struct name *elide(struct name *); 40 struct name *extract(char *, int); 41 struct grouphead; 42 struct name *gexpand(struct name *, struct grouphead *, int, int); 43 struct name *nalloc(char *, int); 44 struct header; 45 struct name *outof(struct name *, FILE *, struct header *); 46 struct name *put(struct name *, struct name *); 47 struct name *tailof(struct name *); 48 struct name *usermap(struct name *); 49 FILE *Fdopen(int, char *); 50 FILE *Fopen(char *, char *); 51 FILE *Popen(char *, char *); 52 FILE *collect(struct header *, int); 53 char *copy(char *, char *); 54 char *copyin(char *, char **); 55 char *detract(struct name *, int); 56 char *expand(char *); 57 char *getdeadletter(void); 58 struct message; 59 char *hfield(char *, struct message *); 60 FILE *infix(struct header *, FILE *); 61 char *ishfield(char *, char *, char *); 62 char *name1(struct message *, int); 63 char *nameof(struct message *, int); 64 char *nextword(char *, char *); 65 char *readtty(char *, char *); 66 char *reedit(char *); 67 FILE *run_editor(FILE *, off_t, int, int); 68 char *salloc(int); 69 char *savestr(const char *); 70 FILE *setinput(struct message *); 71 char *skin(char *); 72 char *skip_comment(char *); 73 char *snarf(char *, int *); 74 const char 75 *username(void); 76 char *value(char *); 77 char *vcopy(char *); 78 char *yankword(char *, char *); 79 int Fclose(FILE *); 80 int More(void *); 81 int Pclose(FILE *); 82 int Respond(void *); 83 int Type(void *); 84 int _Respond(int *); 85 int _respond(int *); 86 void alter(char *); 87 int alternates(void *); 88 void announce(void); 89 int append(struct message *, FILE *); 90 int argcount(char **); 91 void assign(char *, char *); 92 int bangexp(char *, size_t); 93 int blankline(char *); 94 int charcount(char *, int); 95 int check(int, int); 96 void clearnew(void); 97 void close_all_files(void); 98 int cmatch(char *, char *); 99 int collabort(void); 100 void commands(void); 101 int copycmd(void *); 102 int count(struct name *); 103 int deletecmd(void *); 104 int delm(int *); 105 int deltype(void *); 106 void demail(void); 107 void dointr(void); 108 int dosh(void *); 109 int echo(void *); 110 int edit1(int *, int); 111 int editor(void *); 112 int edstop(void); 113 int elsecmd(void *); 114 int endifcmd(void *); 115 int evalcol(int); 116 int execute(char *, int); 117 int exwrite(char *, FILE *, int); 118 void fail(char *, char *); 119 int file(void *); 120 struct grouphead * 121 findgroup(char *); 122 void findmail(const char *, char *, int); 123 void fioint(int); 124 int first(int, int); 125 void fixhead(struct header *, struct name *); 126 void fmt(char *, struct name *, FILE *, int); 127 int folders(void *); 128 int forward(char *, FILE *, char *, int); 129 void free_child(pid_t); 130 int from(void *); 131 off_t fsize(FILE *); 132 int getfold(char *, int); 133 int gethfield(FILE *, char *, int, char **); 134 int gethfromtty(struct header *, int); 135 int getmsglist(char *, int *, int); 136 int getrawlist(char *, char **, int); 137 int grabh(struct header *, int); 138 int group(void *); 139 int hash(char *); 140 void hdrint(int); 141 int headers(void *); 142 int help(void *); 143 void holdsigs(void); 144 int ifcmd(void *); 145 int igfield(void *); 146 struct ignoretab; 147 int ignore1(char **, struct ignoretab *, char *); 148 int ignoresig(int, struct sigaction *, sigset_t *); 149 int igshow(struct ignoretab *, char *); 150 void intr(int); 151 int inc(void *); 152 int incfile(void); 153 int isdate(char *); 154 int isdir(char *); 155 int isfileaddr(char *); 156 int ishead(char *); 157 int isign(char *, struct ignoretab *); 158 int isprefix(char *, char *); 159 size_t istrlcpy(char *, const char *, size_t); 160 const struct cmd * 161 lex(char *); 162 void load(char *); 163 struct var * 164 lookup(char *); 165 int mail(struct name *, struct name *, struct name *, struct name *, 166 char *, char *); 167 void mail1(struct header *, int); 168 void makemessage(FILE *, int); 169 void mark(int); 170 int markall(char *, int); 171 int marknew(void *); 172 int matchsender(char *, int); 173 int matchsubj(char *, int); 174 int mboxit(void *); 175 int member(char *, struct ignoretab *); 176 void mesedit(FILE *, int); 177 void mespipe(FILE *, char *); 178 int messize(void *); 179 int metamess(int, int); 180 int more(void *); 181 int newfileinfo(int); 182 int next(void *); 183 int null(void *); 184 struct headline; 185 void parse(char *, struct headline *, char *); 186 int pcmdlist(void *); 187 int pdot(void *); 188 int pipeit(void *, void *); 189 void prepare_child(sigset_t *, int, int); 190 int preserve(void *); 191 void prettyprint(struct name *); 192 void printgroup(char *); 193 void printhead(int); 194 int puthead(struct header *, FILE *, int); 195 int putline(FILE *, char *, int); 196 int pversion(void *); 197 int quit(void); 198 int quitcmd(void *); 199 int readline(FILE *, char *, int, int *); 200 void register_file(FILE *, int, pid_t); 201 void regret(int); 202 void relsesigs(void); 203 int respond(void *); 204 int retfield(void *); 205 int rexit(void *); 206 int rm(char *); 207 int run_command(char *cmd, sigset_t *nset, int infd, int outfd, ...); 208 int save(void *); 209 int save1(char *, int, char *, struct ignoretab *); 210 void savedeadletter(FILE *); 211 int saveigfield(void *); 212 int savemail(char *, FILE *); 213 int saveretfield(void *); 214 int scan(char **); 215 void scaninit(void); 216 int schdir(void *); 217 int screensize(void); 218 int scroll(void *); 219 void sendint(int); 220 int sendmessage(struct message *, FILE *, struct ignoretab *, char *); 221 int sendmail(void *); 222 int set(void *); 223 int setfile(char *); 224 void setmsize(int); 225 void setptr(FILE *, off_t); 226 void setscreensize(void); 227 int shell(void *); 228 void sigchild(int); 229 void sort(char **); 230 int source(void *); 231 int spool_lock(void); 232 int spool_unlock(void); 233 void spreserve(void); 234 void sreset(void); 235 pid_t start_command(char *cmd, sigset_t *nset, int infd, int outfd, ...); 236 pid_t start_commandv(char *, sigset_t *, int, int, __va_list); 237 int statusput(struct message *, FILE *, char *); 238 void stop(int); 239 int stouch(void *); 240 int swrite(void *); 241 void tinit(void); 242 int top(void *); 243 void touch(struct message *); 244 void ttyint(int); 245 void ttystop(int); 246 int type(void *); 247 int type1(int *, char *, int, int); 248 int undeletecmd(void *); 249 void unmark(int); 250 char **unpack(struct name *, struct name *); 251 int unread(void *); 252 void unregister_file(FILE *); 253 int unset(void *); 254 int unstack(void); 255 void vfree(char *); 256 int visual(void *); 257 int wait_child(pid_t); 258 int wait_command(int); 259 int writeback(FILE *); 260 261 extern char *__progname; 262 extern char *tmpdir; 263 extern const struct cmd *com; /* command we are running */ 264