1 /*@ S-nail - a mail user agent derived from Berkeley Mail.
2 *@ Startup and initialization.
3 *@ This file is also used to materialize externals.
5 * Copyright (c) 2000-2004 Gunnar Ritter, Freiburg i. Br., Germany.
6 * Copyright (c) 2012 - 2015 Steffen (Daode) Nurpmeso <sdaoden@users.sf.net>.
9 * Copyright (c) 1980, 1993
10 * The Regents of the University of California. All rights reserved.
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 * notice, this list of conditions and the following disclaimer in the
19 * documentation and/or other materials provided with the distribution.
20 * 3. Neither the name of the University nor the names of its contributors
21 * may be used to endorse or promote products derived from this software
22 * without specific prior written permission.
24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
42 #include <sys/ioctl.h>
46 #ifdef HAVE_NL_LANGINFO
47 # include <langinfo.h>
54 struct a_arg
*aa_next
;
59 struct X_arg
*xa_next
;
61 char xa_cmd_buf
[VFIELD_SIZE(sizeof(size_t))];
64 /* (extern, but not with amalgamation, so define here) */
65 VL
char const weekday_names
[7 + 1][4] = {
66 "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat", ""
68 VL
char const month_names
[12 + 1][4] = {
69 "Jan", "Feb", "Mar", "Apr", "May", "Jun",
70 "Jul", "Aug", "Sep", "Oct", "Nov", "Dec", ""
72 VL
char const uagent
[sizeof UAGENT
] = UAGENT
;
73 VL uc_i
const class_char
[1 + 0x7F] = {
74 /* 000 nul 001 soh 002 stx 003 etx 004 eot 005 enq 006 ack 007 bel */
75 C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
,
76 /* 010 bs 011 ht 012 nl 013 vt 014 np 015 cr 016 so 017 si */
77 C_CNTRL
, C_BLANK
, C_WHITE
, C_SPACE
, C_SPACE
, C_SPACE
, C_CNTRL
, C_CNTRL
,
78 /* 020 dle 021 dc1 022 dc2 023 dc3 024 dc4 025 nak 026 syn 027 etb */
79 C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
,
80 /* 030 can 031 em 032 sub 033 esc 034 fs 035 gs 036 rs 037 us */
81 C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
,
82 /* 040 sp 041 ! 042 " 043 # 044 $ 045 % 046 & 047 ' */
83 C_BLANK
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
,
84 /* 050 ( 051 ) 052 * 053 + 054 , 055 - 056 . 057 / */
85 C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
,
86 /* 060 0 061 1 062 2 063 3 064 4 065 5 066 6 067 7 */
87 C_OCTAL
, C_OCTAL
, C_OCTAL
, C_OCTAL
, C_OCTAL
, C_OCTAL
, C_OCTAL
, C_OCTAL
,
88 /* 070 8 071 9 072 : 073 ; 074 < 075 = 076 > 077 ? */
89 C_DIGIT
, C_DIGIT
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
,
90 /* 100 @ 101 A 102 B 103 C 104 D 105 E 106 F 107 G */
91 C_PUNCT
, C_UPPER
, C_UPPER
, C_UPPER
, C_UPPER
, C_UPPER
, C_UPPER
, C_UPPER
,
92 /* 110 H 111 I 112 J 113 K 114 L 115 M 116 N 117 O */
93 C_UPPER
, C_UPPER
, C_UPPER
, C_UPPER
, C_UPPER
, C_UPPER
, C_UPPER
, C_UPPER
,
94 /* 120 P 121 Q 122 R 123 S 124 T 125 U 126 V 127 W */
95 C_UPPER
, C_UPPER
, C_UPPER
, C_UPPER
, C_UPPER
, C_UPPER
, C_UPPER
, C_UPPER
,
96 /* 130 X 131 Y 132 Z 133 [ 134 \ 135 ] 136 ^ 137 _ */
97 C_UPPER
, C_UPPER
, C_UPPER
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
,
98 /* 140 ` 141 a 142 b 143 c 144 d 145 e 146 f 147 g */
99 C_PUNCT
, C_LOWER
, C_LOWER
, C_LOWER
, C_LOWER
, C_LOWER
, C_LOWER
, C_LOWER
,
100 /* 150 h 151 i 152 j 153 k 154 l 155 m 156 n 157 o */
101 C_LOWER
, C_LOWER
, C_LOWER
, C_LOWER
, C_LOWER
, C_LOWER
, C_LOWER
, C_LOWER
,
102 /* 160 p 161 q 162 r 163 s 164 t 165 u 166 v 167 w */
103 C_LOWER
, C_LOWER
, C_LOWER
, C_LOWER
, C_LOWER
, C_LOWER
, C_LOWER
, C_LOWER
,
104 /* 170 x 171 y 172 z 173 { 174 | 175 } 176 ~ 177 del */
105 C_LOWER
, C_LOWER
, C_LOWER
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_CNTRL
108 /* Our own little getopt(3) */
110 static int _oind
, /*_oerr,*/ _oopt
;
112 /* Our own little getopt(3); note --help is special-treated as 'h' */
113 static int _getopt(int argc
, char * const argv
[], char const *optstring
);
115 /* Perform basic startup initialization */
116 static void _startup(void);
119 static size_t _grow_cpp(char const ***cpp
, size_t newsize
, size_t oldcnt
);
121 /* Initialize *tempdir*, *myname*, *homedir* */
122 static void _setup_vars(void);
124 /* We're in an interactive session - compute what the screen size for printing
125 * headers etc. should be; notify tty upon resize if *is_sighdl* is not 0.
126 * We use the following algorithm for the height:
127 * If baud rate < 1200, use 9
128 * If baud rate = 1200, use 14
129 * If baud rate > 1200, use 24 or ws_row
130 * Width is either 80 or ws_col */
131 static void _setscreensize(int is_sighdl
);
133 /* Ok, we are reading mail. Decide whether we are editing a mailbox or reading
134 * the system mailbox, and open up the right stuff */
135 static int _rcv_mode(char const *folder
, char const *Larg
,
138 /* Interrupt printing of the headers */
139 static void _hdrstop(int signo
);
141 /* -X arg given at least once, evaluate the list in order */
142 static bool_t
_X_arg_eval(struct X_arg
*xhp
);
145 _getopt(int argc
, char * const argv
[], char const *optstring
)
147 static char const *lastp
;
149 int rv
= -1/*, colon*/;
155 /*if ((colon = (optstring[0] == ':')))
162 if (_oind
>= argc
|| argv
[_oind
] == NULL
|| argv
[_oind
][0] != '-' ||
163 argv
[_oind
][1] == '\0')
165 if (argv
[_oind
][1] == '-' && argv
[_oind
][2] == '\0') {
166 /* We need this in for MTA arg detection (easier) ++_oind;*/
169 curp
= &argv
[_oind
][1];
172 for(_oopt
= curp
[0]; optstring
[0] != '\0';){
173 if(optstring
[0] != _oopt
){
174 optstring
+= 1 + (optstring
[1] == ':');
178 if (optstring
[1] == ':') {
179 if (curp
[1] != '\0') {
180 _oarg
= UNCONST(curp
+ 1);
183 if ((_oind
+= 2) > argc
) {
184 /*if (!colon *//*&& _oerr*//*)*/ {
185 n_err(_("%s: option requires an argument -- %c\n"),
186 argv
[0], (char)_oopt
);
188 rv
= (/*colon ? ':' :*/ '?');
191 _oarg
= argv
[_oind
- 1];
203 /* Special support for --help, which is quite common */
204 if (_oopt
== '-' && !strcmp(curp
, "-help") && curp
- 1 == argv
[_oind
]) {
210 /* Definitive error */
211 /*if (!colon *//*&& opterr*//*)*/
212 n_err(_("%s: invalid option -- %c\n"), argv
[0], _oopt
);
232 _oind
= /*_oerr =*/ 1;
234 if ((cp
= strrchr(progname
, '/')) != NULL
)
237 /* Set up a reasonable environment */
240 safe_signal(SIGABRT
, &_nyd_oncrash
);
242 safe_signal(SIGBUS
, &_nyd_oncrash
);
244 safe_signal(SIGFPE
, &_nyd_oncrash
);
245 safe_signal(SIGILL
, &_nyd_oncrash
);
246 safe_signal(SIGSEGV
, &_nyd_oncrash
);
248 command_manager_start();
250 if (isatty(STDIN_FILENO
)) /* TODO should be isatty(0) && isatty(2)?? */
251 options
|= OPT_TTYIN
;
252 if (isatty(STDOUT_FILENO
))
253 options
|= OPT_TTYOUT
;
254 if ((options
& (OPT_TTYIN
| OPT_TTYOUT
)) == (OPT_TTYIN
| OPT_TTYOUT
)) {
255 options
|= OPT_INTERACTIVE
;
256 safe_signal(SIGPIPE
, dflpipe
= SIG_IGN
);
261 /* Define defaults for internal variables, based on POSIX 2008/Cor 1-2013 */
263 * ./main.c:_startup(), ./nail.rc, ./nail.1:"Initial settings") */
266 ok_bset(asksub
, TRU1
);
275 /* ok_vset(escape, ESCAPE *"~"*); TODO non-compliant */
278 ok_bset(header
, TRU1
);
285 /* noonehop -- Note: we ignore this one */
288 ok_vset(prompt
, "\\& "); /* POSIX "? " unless *bsdcompat*, then "& " */
296 /* ok_vset(toplines, "5"); XXX somewhat hmm */
298 /* TODO until we have an automatic mechanism for that, set some more
299 * TODO variables so that users see the internal fallback settings
300 * TODO (something like "defval=X,notempty=1") */
304 vp
= env_vlook("SHELL", TRU1
);
305 ok_vset(SHELL
, (vp
!= NULL
? vp
: XSHELL
));
307 vp
= env_vlook("LISTER", TRU1
);
308 ok_vset(LISTER
, (vp
!= NULL
? vp
: XLISTER
));
310 vp
= env_vlook("PAGER", TRU1
);
311 ok_vset(PAGER
, (vp
!= NULL
? vp
: XPAGER
));
313 ok_vset(sendmail
, SENDMAIL
);
314 ok_vset(sendmail_progname
, SENDMAIL_PROGNAME
);
319 #ifdef HAVE_SETLOCALE
320 setlocale(LC_ALL
, "");
321 mb_cur_max
= MB_CUR_MAX
;
322 # ifdef HAVE_NL_LANGINFO
323 if (ok_vlook(ttycharset
) == NULL
&& (cp
= nl_langinfo(CODESET
)) != NULL
)
324 ok_vset(ttycharset
, cp
);
327 # ifdef HAVE_C90AMEND1
328 if (mb_cur_max
> 1) {
330 if (mbtowc(&wc
, "\303\266", 2) == 2 && wc
== 0xF6 &&
331 mbtowc(&wc
, "\342\202\254", 3) == 3 && wc
== 0x20AC)
332 options
|= OPT_UNICODE
;
333 /* Reset possibly messed up state; luckily this also gives us an
334 * indication wether the encoding has locking shift state sequences */
335 /* TODO temporary - use option bits! */
336 if (mbtowc(&wc
, NULL
, mb_cur_max
))
337 options
|= OPT_ENC_MBSTATE
;
345 iconvd
= (iconv_t
)-1;
351 _grow_cpp(char const ***cpp
, size_t newsize
, size_t oldcnt
)
353 /* Before spreserve(): use our string pool instead of LibC heap */
357 newcpp
= salloc(sizeof(char*) * newsize
);
360 memcpy(newcpp
, *cpp
, oldcnt
* sizeof(char*));
369 /* Before spreserve(): use our string pool instead of LibC heap */
370 /* XXX further check paths? */
373 struct passwd
*pwuid
, *pw
;
376 /* Verify and fixate user identification */
379 else if ((cp
= env_vlook("LOGNAME", TRU1
)) == NULL
)
380 cp
= env_vlook("USER", TRU1
);
383 user_id
= uid
= getuid();
384 if ((pwuid
= getpwuid(uid
)) == NULL
)
385 n_panic(_("Cannot associate a name with uid %u"), user_id
);
387 if (cp
== NULL
|| *cp
== '\0')
388 myname
= pwuid
->pw_name
;
389 else if ((pw
= getpwnam(cp
)) == NULL
) {
390 n_alert(_("\"%s\" is not a user of this system"), cp
);
393 myname
= pw
->pw_name
;
394 if (pw
->pw_uid
!= uid
)
395 options
|= OPT_u_FLAG
;
397 myname
= savestr(myname
);
398 /* XXX myfullname = pw->pw_gecos[OPTIONAL!] -> GUT THAT; TODO pw_shell */
401 if ((cp
= env_vlook("HOME", TRU1
)) == NULL
)
402 cp
= "."; /* XXX User and Login objects; Login: pw->pw_dir */
403 homedir
= savestr(cp
);
405 tempdir
= ((cp
= env_vlook("TMPDIR", TRU1
)) != NULL
)
406 ? savestr(cp
) : TMPDIR_FALLBACK
;
411 _setscreensize(int is_sighdl
) /* TODO global policy; int wraps; minvals! */
416 #elif defined TIOCGSIZE
421 scrnheight
= realscreenheight
= scrnwidth
= 0;
423 /* (Also) POSIX: LINES and COLUMNS always override. Adjust this
424 * a little bit to be able to honour resizes during our lifetime and
425 * only honour it upon first run; abuse *is_sighdl* as an indicator */
430 if ((cp
= env_vlook("LINES", FAL0
)) != NULL
&&
431 (i
= strtol(cp
, NULL
, 10)) > 0 && i
< INT_MAX
)
432 scrnheight
= realscreenheight
= (int)i
;
433 if ((cp
= env_vlook("COLUMNS", FAL0
)) != NULL
&&
434 (i
= strtol(cp
, NULL
, 10)) > 0 && i
< INT_MAX
)
437 if (scrnwidth
!= 0 && scrnheight
!= 0)
442 if (ioctl(STDOUT_FILENO
, TIOCGWINSZ
, &ws
) == -1)
443 ws
.ws_col
= ws
.ws_row
= 0;
444 #elif defined TIOCGSIZE
445 if (ioctl(STDOUT_FILENO
, TIOCGSIZE
, &ws
) == -1)
446 ts
.ts_lines
= ts
.ts_cols
= 0;
449 if (scrnheight
== 0) {
450 speed_t ospeed
= ((tcgetattr(STDOUT_FILENO
, &tbuf
) == -1)
451 ? B9600
: cfgetospeed(&tbuf
));
455 else if (ospeed
== B1200
)
458 else if (ws
.ws_row
!= 0)
459 scrnheight
= ws
.ws_row
;
460 #elif defined TIOCGSIZE
461 else if (ts
.ts_lines
!= 0)
462 scrnheight
= ts
.ts_lines
;
467 #if defined TIOCGWINSZ || defined TIOCGSIZE
470 (realscreenheight
= ws
.ws_row
)
472 (realscreenheight
= ts
.ts_lines
)
475 realscreenheight
= 24;
479 if (scrnwidth
== 0 && 0 ==
481 (scrnwidth
= ws
.ws_col
)
482 #elif defined TIOCGSIZE
483 (scrnwidth
= ts
.ts_cols
)
490 if (is_sighdl
&& (options
& OPT_INTERACTIVE
))
491 n_tty_signal(SIGWINCH
);
496 static sigjmp_buf __hdrjmp
; /* XXX */
499 _rcv_mode(char const *folder
, char const *Larg
, struct X_arg
*xhp
)
502 sighandler_type prevint
;
508 if (options
& OPT_QUICKRUN_MASK
)
512 i
= setfile(folder
, i
);
514 exit_status
= EXIT_ERR
; /* error already reported */
517 if (options
& OPT_QUICKRUN_MASK
) {
519 if (i
== EXIT_OK
&& (!(options
& OPT_EXISTONLY
) ||
520 (options
& OPT_HEADERLIST
)))
521 print_header_summary(Larg
);
524 check_folder_hook(FAL0
);
526 if (i
> 0 && !ok_blook(emptystart
)) {
527 exit_status
= EXIT_ERR
;
531 if (sigsetjmp(__hdrjmp
, 1) == 0) {
532 if ((prevint
= safe_signal(SIGINT
, SIG_IGN
)) != SIG_IGN
)
533 safe_signal(SIGINT
, _hdrstop
);
534 if (!(options
& OPT_N_FLAG
)) {
535 if (!ok_blook(quiet
))
536 printf(_("%s version %s. Type ? for help.\n"),
537 (ok_blook(bsdcompat
) ? "Mail" : uagent
), ok_vlook(version
));
541 safe_signal(SIGINT
, prevint
);
544 /* Enter the command loop */
545 if (xhp
== NULL
|| _X_arg_eval(xhp
)) {
546 if (options
& OPT_INTERACTIVE
)
549 if (options
& OPT_INTERACTIVE
)
553 if (mb
.mb_type
== MB_FILE
|| mb
.mb_type
== MB_MAILDIR
) {
554 safe_signal(SIGHUP
, SIG_IGN
);
555 safe_signal(SIGINT
, SIG_IGN
);
556 safe_signal(SIGQUIT
, SIG_IGN
);
559 save_mbox_for_possible_quitstuff();
569 NYD_X
; /* Signal handler */
573 n_err_sighdl(_("\nInterrupt\n"));
574 siglongjmp(__hdrjmp
, 1);
578 _X_arg_eval(struct X_arg
*xhp
) /* TODO error handling not right */
585 while ((xp
= xhp
) != NULL
) {
588 memset(&ev
, 0, sizeof ev
);
589 ev
.ev_line
.s
= xp
->xa_cmd_buf
;
590 ev
.ev_line
.l
= xp
->xa_cmd_len
;
591 ev
.ev_is_recursive
= TRU1
;
592 pstate
&= ~PS_HOOK_MASK
;
593 rv
= (evaluate(&ev
) == 0);
597 if (exit_status
== EXIT_OK
)
598 exit_status
= EXIT_ERR
;
601 if ((options
& OPT_BATCH_FLAG
) && ok_blook(batch_exit_on_error
)) {
602 if (exit_status
!= EXIT_OK
)
604 if (pstate
& PS_EVAL_ERROR
) {
605 exit_status
= EXIT_ERR
;
615 main(int argc
, char *argv
[])
617 static char const optstr
[] = "A:a:Bb:c:dEeFfHhiL:NnO:q:Rr:S:s:tu:VvX:::~#.",
621 " %s [-BdEFintv~] [-: spec] [-A account]\n"
622 "\t [-a attachment] [-b bcc-address] [-c cc-address]\n"
623 "\t [-q file] [-r from-address] [-S var[=value]...]\n"
624 "\t [-s subject] [-X cmd] [-.] to-address... [-- mta-option...]\n"
625 " %s [-BdEeHiNnRv~#] [-: spec] [-A account]\n"
626 "\t [-L spec-list] [-r from-address] [-S var[=value]...]\n"
627 "\t [-X cmd] -f [file] [-- mta-option...]\n"
628 " %s [-BdEeHiNnRv~#] [-: spec] [-A account]\n"
629 "\t [-L spec-list] [-r from-address] [-S var[=value]...]\n"
630 "\t [-u user] [-X cmd] [-- mta-option...]\n"
632 #define _USAGE_ARGS , progname, progname, progname, progname
634 struct X_arg
*X_head
= NULL
, *X_curr
= /* silence CC */ NULL
;
635 struct a_arg
*a_head
= NULL
, *a_curr
= /* silence CC */ NULL
;
636 struct name
*to
= NULL
, *cc
= NULL
, *bcc
= NULL
;
637 struct attachment
*attach
= NULL
;
638 char *cp
= NULL
, *subject
= NULL
, *qf
= NULL
, *Aarg
= NULL
, *Larg
= NULL
;
639 char const *okey
, **oargs
= NULL
, *folder
= NULL
, *emsg
= NULL
;
640 size_t oargs_size
= 0, oargs_count
= 0, smopts_size
= 0;
646 a_RF_ALL
= a_RF_SYSTEM
| a_RF_USER
654 * Start our lengthy setup, finalize by setting PS_STARTED
660 /* Command line parsing
661 * Variable settings need to be done twice, since the user surely wants the
662 * setting to take effect immediately, but also doesn't want it to be
663 * overwritten from within resource files */
664 while ((i
= _getopt(argc
, argv
, optstr
)) >= 0) {
667 /* Execute an account command later on */
671 options
|= OPT_SENDMODE
;
672 { struct a_arg
*nap
= salloc(sizeof(struct a_arg
));
676 a_curr
->aa_next
= nap
;
678 nap
->aa_file
= _oarg
;
683 /* Make 0/1 line buffered */
684 setvbuf(stdin
, NULL
, _IOLBF
, 0);
685 setvbuf(stdout
, NULL
, _IOLBF
, 0);
688 /* Get Blind Carbon Copy Recipient list */
689 options
|= OPT_SENDMODE
;
690 bcc
= cat(bcc
, lextract(_oarg
, GBCC
| GFULL
));
693 /* Get Carbon Copy Recipient list */
694 options
|= OPT_SENDMODE
;
695 cc
= cat(cc
, lextract(_oarg
, GCC
| GFULL
));
698 ok_bset(debug
, TRU1
);
702 ok_bset(skipemptybody
, TRU1
);
703 okey
= "skipemptybody";
706 options
|= OPT_EXISTONLY
;
709 options
|= OPT_F_FLAG
| OPT_SENDMODE
;
712 /* User is specifying file to "edit" with Mail, as opposed to reading
713 * system mailbox. If no argument is given, we read his mbox file.
714 * Check for remaining arguments later */
718 options
|= OPT_HEADERSONLY
;
721 n_err(V_(usagestr
) _USAGE_ARGS
);
724 /* Ignore interrupts */
725 ok_bset(ignore
, TRU1
);
730 options
|= OPT_HEADERLIST
;
731 if (*Larg
== '"' || *Larg
== '\'') { /* TODO list.c:listspec_check() */
732 size_t j
= strlen(++Larg
);
738 /* Avoid initial header printing */
739 ok_bset(header
, FAL0
);
743 /* Don't source "unspecified system start-up file" */
744 if(resfiles
& a_RF_SET
){
745 emsg
= N_("-n cannot be used in conjunction with -:");
748 resfiles
= a_RF_USER
;
751 /* Additional options to pass-through to MTA TODO v15-compat legacy */
752 if (smopts_count
== (size_t)smopts_size
)
753 smopts_size
= _grow_cpp(&smopts
, smopts_size
+ 8, smopts_count
);
754 smopts
[smopts_count
++] = _oarg
;
757 /* Quote file TODO drop? -Q with real quote?? what ? */
758 options
|= OPT_SENDMODE
;
759 /* Allow for now, we have to special check validity of -q- later on! */
760 qf
= (_oarg
[0] == '-' && _oarg
[1] == '\0') ? (char*)-1 : _oarg
;
763 /* Open folders read-only */
764 options
|= OPT_R_FLAG
;
767 /* Set From address. */
768 options
|= OPT_r_FLAG
;
769 if (_oarg
[0] != '\0') {
770 struct name
*fa
= nalloc(_oarg
, GSKIN
| GFULL
| GFULLEXTRA
);
772 if (is_addr_invalid(fa
, EACM_STRICT
| EACM_NOLOG
)) {
773 emsg
= N_("Invalid address argument with -r");
777 /* TODO -r options is set in smopts, but may
778 * TODO be overwritten by setting from= in
779 * TODO an interactive session!
780 * TODO Maybe disable setting of from?
781 * TODO Warn user? Update manual!! */
782 okey
= savecat("from=", fa
->n_fullname
);
787 /* Set variable (twice) */
794 if (oargs_count
== oargs_size
)
795 oargs_size
= _grow_cpp(&oargs
, oargs_size
+ 8, oargs_count
);
796 oargs
[oargs_count
++] = okey
;
801 options
|= OPT_SENDMODE
;
804 /* Read defined set of headers from mail to be sent */
805 options
|= OPT_SENDMODE
| OPT_t_FLAG
;
808 /* Set user name to pretend to be; don't set OPT_u_FLAG yet, this is
809 * done as necessary in _setup_vars() above */
813 puts(ok_vlook(version
));
818 ok_bset(verbose
, TRU1
);
822 /* Add to list of commands to exec before entering normal operation */
823 size_t l
= strlen(_oarg
);
824 struct X_arg
*nxp
= smalloc(sizeof(*nxp
) -
825 VFIELD_SIZEOF(struct X_arg
, xa_cmd_buf
) + l
+1);
829 X_curr
->xa_next
= nxp
;
833 memcpy(nxp
->xa_cmd_buf
, _oarg
, l
+1);
837 /* Control which resource files shall be loaded */
838 if(!(resfiles
& (a_RF_SET
| a_RF_SYSTEM
))){
839 emsg
= N_("-n cannot be used in conjunction with -:");
843 while((i
= *_oarg
++) != '\0')
845 case 'S': case 's': resfiles
|= a_RF_SYSTEM
; break;
846 case 'U': case 'u': resfiles
|= a_RF_USER
; break;
847 case ':': case '/': resfiles
&= ~a_RF_ALL
; break;
849 emsg
= N_("Invalid argument of -:");
854 /* Enable tilde escapes even in non-interactive mode */
855 options
|= OPT_TILDE_FLAG
;
858 /* Work in batch mode, even if non-interactive */
859 if (oargs_count
+ 5 >= oargs_size
)
860 oargs_size
= _grow_cpp(&oargs
, oargs_size
+ 8, oargs_count
);
861 /* xxx Setting most of the -# options immediately is useless, so be
862 * selective in what is set immediately */
863 options
|= OPT_TILDE_FLAG
| OPT_BATCH_FLAG
;
864 folder
= "/dev/null";
865 ok_bset(emptystart
, TRU1
);
866 ok_bset(header
, FAL0
);
867 ok_bset(quiet
, TRU1
);
868 ok_bset(sendwait
, TRU1
);
869 ok_vset(MBOX
, folder
);
870 oargs
[oargs_count
+ 0] = "emptystart";
871 oargs
[oargs_count
+ 1] = "noheader";
872 oargs
[oargs_count
+ 2] = "quiet";
873 oargs
[oargs_count
+ 3] = "sendwait";
874 oargs
[oargs_count
+ 4] = "MBOX=/dev/null";
878 options
|= OPT_SENDMODE
;
883 n_err("%s\n", V_(emsg
));
884 n_err(V_(usagestr
) _USAGE_ARGS
);
886 exit_status
= EXIT_USE
;
893 /* The normal arguments may be followed by MTA arguments after a "--";
894 * however, -f may take off an argument, too, and before that.
895 * Since MTA arguments after "--" require *expandargv*, delay parsing off
896 * those options until after the resource files are loaded... */
897 if ((cp
= argv
[i
= _oind
]) == NULL
)
899 else if (cp
[0] == '-' && cp
[1] == '-' && cp
[2] == '\0')
901 /* OPT_BATCH_FLAG sets to /dev/null, but -f can still be used and sets & */
902 else if (folder
!= NULL
&& folder
[1] == '\0') {
904 if ((cp
= argv
[++i
]) != NULL
) {
905 if (cp
[0] != '-' || cp
[1] != '-' || cp
[2] != '\0') {
906 emsg
= N_("More than one file given with -f");
912 options
|= OPT_SENDMODE
;
914 to
= cat(to
, lextract(cp
, GTO
| GFULL
));
915 if ((cp
= argv
[++i
]) == NULL
)
917 if (cp
[0] == '-' && cp
[1] == '-' && cp
[2] == '\0') {
925 /* ...BUT, since we use salloc() for the MTA smopts storage we need to
926 * allocate the necessary space for them before we call spreserve()! */
927 while (argv
[i
] != NULL
)
929 if (smopts_count
+ i
> smopts_size
)
930 DBG(smopts_size
=) _grow_cpp(&smopts
, smopts_count
+ i
+ 1, smopts_count
);
932 /* Check for inconsistent arguments */
933 if (options
& OPT_SENDMODE
) {
934 if (folder
!= NULL
&& !(options
& OPT_BATCH_FLAG
)) {
935 emsg
= N_("Cannot give -f and people to send to.");
938 if (myname
!= NULL
) {
939 emsg
= N_("The -u option cannot be used in send mode");
942 if (!(options
& OPT_t_FLAG
) && to
== NULL
) {
943 emsg
= N_("Send options without primary recipient specified.");
946 if ((options
& OPT_t_FLAG
) && qf
!= NULL
) {
947 emsg
= N_("-t and -q are mutual exclusive.");
950 if (options
& (OPT_EXISTONLY
| OPT_HEADERSONLY
| OPT_HEADERLIST
)) {
951 emsg
= N_("The -e, -H and -L options cannot be used in send mode.");
954 if (options
& OPT_R_FLAG
) {
955 emsg
= N_("The -R option is meaningless in send mode.");
959 if (folder
!= NULL
&& myname
!= NULL
) {
960 emsg
= N_("The options -f and -u are mutually exclusive");
963 if ((options
& (OPT_EXISTONLY
| OPT_HEADERSONLY
)) ==
964 (OPT_EXISTONLY
| OPT_HEADERSONLY
)) {
965 emsg
= N_("The options -e and -H are mutual exclusive");
968 if ((options
& (OPT_HEADERSONLY
| OPT_HEADERLIST
)) == /* TODO OBSOLETE */
969 (OPT_HEADERSONLY
| OPT_HEADERLIST
))
970 OBSOLETE(_("please use \"-e -L xy\" instead of \"-H -L xy\""));
974 * Likely to go, perform more setup
979 if (options
& OPT_INTERACTIVE
) {
980 /* Now we can finally check wether -q- was given */
981 if (qf
== (char*)-1) {
982 emsg
= N_("In interactive mode -q cannot use standard input \"-\"\n");
988 # ifndef TTY_WANTS_SIGWINCH
989 if (safe_signal(SIGWINCH
, SIG_IGN
) != SIG_IGN
)
991 safe_signal(SIGWINCH
, _setscreensize
);
994 scrnheight
= realscreenheight
= 24, scrnwidth
= 80;
996 /* Snapshot our string pools. Memory is auto-reclaimed from now on */
999 /* load() any resource files */
1000 if(resfiles
& a_RF_ALL
){
1001 /* *expand() returns a savestr(), but load only uses the file name for
1002 * fopen(), so it's safe to do this */
1003 if((resfiles
& a_RF_SYSTEM
) && !env_blook("NAIL_NO_SYSTEM_RC", TRU1
))
1004 load(SYSCONFDIR
"/" SYSCONFRC
);
1005 if(resfiles
& a_RF_USER
){
1006 if((cp
= env_vlook("MAILRC", TRU1
)) == NULL
)
1007 cp
= UNCONST(MAILRC
);
1008 load(file_expand(cp
));
1010 if(env_vlook("NAIL_EXTRA_RC", TRU1
) == NULL
&&
1011 (cp
= ok_vlook(NAIL_EXTRA_RC
)) != NULL
)
1012 load(file_expand(cp
));
1015 /* We had to wait until the resource files are loaded, but now it is time
1016 * to get the termcap up and going */
1018 if((options
& (OPT_INTERACTIVE
| OPT_QUICKRUN_MASK
)) == OPT_INTERACTIVE
)
1022 /* Now we can set the account */
1030 /* Ensure the -S and other command line options take precedence over
1031 * anything that may have been placed in resource files.
1032 * Our "ternary binary" option *verbose* needs special treament */
1033 if ((options
& (OPT_VERB
| OPT_VERBVERB
)) == OPT_VERB
)
1034 options
&= ~OPT_VERB
;
1035 for (i
= 0; UICMP(z
, i
, <, oargs_count
); ++i
) {
1042 /* Additional options to pass-through to MTA, and allowed to do so? */
1043 if ((cp
= ok_vlook(expandargv
)) != NULL
) {
1044 bool_t isfail
= !asccasecmp(cp
, "fail"),
1045 isrestrict
= (!isfail
&& !asccasecmp(cp
, "restrict"));
1047 if ((options
& OPT_D_V
) && !isfail
&& !isrestrict
&& *cp
!= '\0')
1048 n_err(_("Unknown *expandargv* value: \"%s\"\n"), cp
);
1050 if ((cp
= argv
[i
= _oind
]) != NULL
) {
1052 (isrestrict
&& !(options
& (OPT_INTERACTIVE
|OPT_TILDE_FLAG
)))) {
1053 n_err(_("*expandargv* doesn't allow MTA arguments; consider "
1054 "using *sendmail-arguments*\n"));
1055 exit_status
= EXIT_USE
| EXIT_SEND_ERROR
;
1059 assert(smopts_count
+ 1 <= smopts_size
);
1060 smopts
[smopts_count
++] = cp
;
1061 } while ((cp
= argv
[++i
]) != NULL
);
1066 * We're finally completely setup and ready to go
1069 pstate
|= PS_STARTED
;
1071 if (options
& OPT_DEBUG
)
1072 n_err(_("user = %s, homedir = %s\n"), myname
, homedir
);
1074 if (!(options
& OPT_SENDMODE
)) {
1075 exit_status
= _rcv_mode(folder
, Larg
, X_head
);
1079 /* xxx exit_status = EXIT_OK; */
1080 if (X_head
!= NULL
&& !_X_arg_eval(X_head
))
1083 /* Now that full mailx(1)-style file expansion is possible handle the
1084 * attachments which we had delayed due to this.
1085 * This may use savestr(), but since we won't enter the command loop we
1086 * don't need to care about that */
1087 for (cp
= NULL
; a_head
!= NULL
;) {
1088 struct attachment
*nahp
, *nap
;
1090 if ((nahp
= add_attachment(attach
, a_head
->aa_file
, &nap
)) != NULL
) {
1092 /* Did we split a charset set name for fixation purposes? */
1094 nap
->a_conv
= AC_FIX_INCS
;
1095 nap
->a_input_charset
= cp
;
1098 a_head
= a_head
->aa_next
;
1103 /* It may not have worked because of an appended character set name, so
1104 * try to split name and charset and retry once */
1105 if (cp
== NULL
&& (cp
= strrchr(a_head
->aa_file
, '=')) != NULL
) {
1106 char *ncp
, *nfp
= savestrbuf(a_head
->aa_file
,
1107 PTR2SIZE(cp
- a_head
->aa_file
));
1109 for (ncp
= ++cp
; *ncp
!= '\0'; ++ncp
)
1110 if (!alnumchar(*ncp
) && !punctchar(*ncp
))
1113 a_head
->aa_file
= nfp
;
1118 n_perr(a_head
->aa_file
, i
);
1119 exit_status
= EXIT_ERR
;
1123 if (options
& OPT_INTERACTIVE
)
1125 mail(to
, cc
, bcc
, subject
, attach
, qf
, ((options
& OPT_F_FLAG
) != 0));
1126 if (options
& OPT_INTERACTIVE
)
1131 if((options
& (OPT_INTERACTIVE
| OPT_QUICKRUN_MASK
)) == OPT_INTERACTIVE
)
1132 n_termcap_destroy();
1146 c_rexit(void *v
) /* TODO program state machine */
1151 if (!(pstate
& PS_SOURCING
)) {
1153 if((options
& (OPT_INTERACTIVE
| OPT_QUICKRUN_MASK
)) == OPT_INTERACTIVE
)
1154 n_termcap_destroy();
1162 /* Source the others in that case! */
1163 #ifdef HAVE_AMALGAMATION
1164 # include "config.h"