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 - 2017 Steffen (Daode) Nurpmeso <steffen@sdaoden.eu>.
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
;
58 /* (extern, but not with amalgamation, so define here) */
59 VL
char const n_weekday_names
[7 + 1][4] = {
60 "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat", ""
62 VL
char const n_month_names
[12 + 1][4] = {
63 "Jan", "Feb", "Mar", "Apr", "May", "Jun",
64 "Jul", "Aug", "Sep", "Oct", "Nov", "Dec", ""
66 VL
char const n_uagent
[sizeof VAL_UAGENT
] = VAL_UAGENT
;
67 VL
char const n_error
[sizeof n_ERROR
] = N_(n_ERROR
);
68 VL
char const n_unirepl
[sizeof n_UNIREPL
] = n_UNIREPL
;
69 VL
char const n_empty
[1] = "";
70 VL
char const n_0
[2] = "0";
71 VL
char const n_1
[2] = "1";
72 VL
char const n_m1
[3] = "-1";
73 VL
char const n_qm
[2] = "?";
74 VL
char const n_em
[2] = "!";
75 VL
char const n_star
[2] = "*";
76 VL
char const n_at
[2] = "@";
77 VL
char const n_ns
[2] = "#";
78 VL ui16_t
const n_class_char
[1 + 0x7F] = {
79 #define a_BC C_BLANK | C_CNTRL
80 #define a_SC C_SPACE | C_CNTRL
81 #define a_WC C_WHITE | C_CNTRL
82 /* 000 nul 001 soh 002 stx 003 etx 004 eot 005 enq 006 ack 007 bel */
83 C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
,
84 /* 010 bs 011 ht 012 nl 013 vt 014 np 015 cr 016 so 017 si */
85 C_CNTRL
, a_BC
, a_WC
, a_SC
, a_SC
, a_SC
, C_CNTRL
, C_CNTRL
,
86 /* 020 dle 021 dc1 022 dc2 023 dc3 024 dc4 025 nak 026 syn 027 etb */
87 C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
,
88 /* 030 can 031 em 032 sub 033 esc 034 fs 035 gs 036 rs 037 us */
89 C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
, C_CNTRL
,
93 /* 040 sp 041 ! 042 " 043 # 044 $ 045 % 046 & 047 ' */
94 C_BLANK
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
,
95 /* 050 ( 051 ) 052 * 053 + 054 , 055 - 056 . 057 / */
96 C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
,
97 /* 060 0 061 1 062 2 063 3 064 4 065 5 066 6 067 7 */
98 C_OCTAL
, C_OCTAL
, C_OCTAL
, C_OCTAL
, C_OCTAL
, C_OCTAL
, C_OCTAL
, C_OCTAL
,
99 /* 070 8 071 9 072 : 073 ; 074 < 075 = 076 > 077 ? */
100 C_DIGIT
, C_DIGIT
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
,
101 /* 100 @ 101 A 102 B 103 C 104 D 105 E 106 F 107 G */
102 C_PUNCT
, C_UPPER
, C_UPPER
, C_UPPER
, C_UPPER
, C_UPPER
, C_UPPER
, C_UPPER
,
103 /* 110 H 111 I 112 J 113 K 114 L 115 M 116 N 117 O */
104 C_UPPER
, C_UPPER
, C_UPPER
, C_UPPER
, C_UPPER
, C_UPPER
, C_UPPER
, C_UPPER
,
105 /* 120 P 121 Q 122 R 123 S 124 T 125 U 126 V 127 W */
106 C_UPPER
, C_UPPER
, C_UPPER
, C_UPPER
, C_UPPER
, C_UPPER
, C_UPPER
, C_UPPER
,
107 /* 130 X 131 Y 132 Z 133 [ 134 \ 135 ] 136 ^ 137 _ */
108 C_UPPER
, C_UPPER
, C_UPPER
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
,
109 /* 140 ` 141 a 142 b 143 c 144 d 145 e 146 f 147 g */
110 C_PUNCT
, C_LOWER
, C_LOWER
, C_LOWER
, C_LOWER
, C_LOWER
, C_LOWER
, C_LOWER
,
111 /* 150 h 151 i 152 j 153 k 154 l 155 m 156 n 157 o */
112 C_LOWER
, C_LOWER
, C_LOWER
, C_LOWER
, C_LOWER
, C_LOWER
, C_LOWER
, C_LOWER
,
113 /* 160 p 161 q 162 r 163 s 164 t 165 u 166 v 167 w */
114 C_LOWER
, C_LOWER
, C_LOWER
, C_LOWER
, C_LOWER
, C_LOWER
, C_LOWER
, C_LOWER
,
115 /* 170 x 171 y 172 z 173 { 174 | 175 } 176 ~ 177 del */
116 C_LOWER
, C_LOWER
, C_LOWER
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_PUNCT
, C_CNTRL
119 /* Our own little getopt(3) */
120 static char const *a_main_oarg
;
121 static int a_main_oind
, /*_oerr,*/ a_main_oopt
;
123 /* Our own little getopt(3); note --help is special-treated as 'h' */
124 static int a_main_getopt(int argc
, char * const argv
[], char const *optstring
);
126 /* Perform basic startup initialization */
127 static void a_main_startup(void);
130 static size_t a_main_grow_cpp(char const ***cpp
, size_t newsize
, size_t oldcnt
);
132 /* Setup some variables which we require to be valid / verified */
133 static void a_main_setup_vars(void);
135 /* We're in an interactive session - compute what the screen size for printing
136 * headers etc. should be; notify tty upon resize if *is_sighdl* is not 0.
137 * We use the following algorithm for the height:
138 * If baud rate < 1200, use 9
139 * If baud rate = 1200, use 14
140 * If baud rate > 1200, use 24 or ws_row
141 * Width is either 80 or ws_col */
142 static void a_main_setscreensize(int is_sighdl
);
144 /* Ok, we are reading mail. Decide whether we are editing a mailbox or reading
145 * the system mailbox, and open up the right stuff */
146 static int a_main_rcv_mode(char const *folder
, char const *Larg
);
148 /* Interrupt printing of the headers */
149 static void a_main_hdrstop(int signo
);
152 a_main_getopt(int argc
, char * const argv
[], char const *optstring
){
153 static char const *lastp
;
162 /*if((colon = (optstring[0] == ':')))
169 if(a_main_oind
>= argc
|| argv
[a_main_oind
] == NULL
||
170 argv
[a_main_oind
][0] != '-' || argv
[a_main_oind
][1] == '\0')
172 if(argv
[a_main_oind
][1] == '-' && argv
[a_main_oind
][2] == '\0'){
173 /* We need this in for MTA arg detection (easier) ++a_main_oind;*/
176 curp
= &argv
[a_main_oind
][1];
179 for(a_main_oopt
= curp
[0]; optstring
[0] != '\0';){
180 if(optstring
[0] != a_main_oopt
){
181 optstring
+= 1 + (optstring
[1] == ':');
185 if(optstring
[1] == ':'){
187 a_main_oarg
= n_UNCONST(curp
+ 1);
190 if((a_main_oind
+= 2) > argc
){
191 /*if(!colon *//*&& _oerr*//*)*/{
192 n_err(_("%s: option requires an argument -- %c\n"),
193 argv
[0], (char)a_main_oopt
);
195 rv
= (/*colon ? ':' :*/ '?');
198 a_main_oarg
= argv
[a_main_oind
- 1];
210 /* Special support for --help, which is quite common */
211 if(a_main_oopt
== '-' && !strcmp(curp
, "-help") &&
212 &curp
[-1] == argv
[a_main_oind
]){
218 /* Definitive error */
219 /*if(!colon *//*&& opterr*//*)*/
220 n_err(_("%s: invalid option -- %c\n"), argv
[0], a_main_oopt
);
233 a_main_startup(void){
242 a_main_oind
= /*_oerr =*/ 1;
244 if((cp
= strrchr(n_progname
, '/')) != NULL
)
248 safe_signal(SIGABRT
, &_nyd_oncrash
);
250 safe_signal(SIGBUS
, &_nyd_oncrash
);
252 safe_signal(SIGFPE
, &_nyd_oncrash
);
253 safe_signal(SIGILL
, &_nyd_oncrash
);
254 safe_signal(SIGSEGV
, &_nyd_oncrash
);
257 /* Initialize our input, loop and command machinery */
260 /* Set up a reasonable environment */
262 /* TODO This is wrong: interactive is STDIN/STDERR for a POSIX sh(1).
263 * TODO For now we get this wrong, all over the place, as this software
264 * TODO has always been developed with stdout as an output channel.
265 * TODO Start doing it right for at least explicit terminal-related things,
266 * TODO but v15 should use ONLY this, also for terminal input! */
267 if(isatty(STDIN_FILENO
)){
268 n_psonce
|= n_PSO_TTYIN
;
269 #if defined HAVE_MLE || defined HAVE_TERMCAP
270 n_tty_fp
= fdopen(fileno(n_stdin
), "w");
271 setvbuf(n_tty_fp
, NULL
, _IOLBF
, 0);
274 if(isatty(STDOUT_FILENO
))
275 n_psonce
|= n_PSO_TTYOUT
;
276 if((n_psonce
& (n_PSO_TTYIN
| n_PSO_TTYOUT
)) ==
277 (n_PSO_TTYIN
| n_PSO_TTYOUT
)){
278 n_psonce
|= n_PSO_INTERACTIVE
;
279 safe_signal(SIGPIPE
, dflpipe
= SIG_IGN
);
282 /* STDOUT is always line buffered from our point of view */
283 setvbuf(n_stdout
, NULL
, _IOLBF
, 0);
289 #ifndef HAVE_SETLOCALE
292 setlocale(LC_ALL
, n_empty
);
293 n_mb_cur_max
= MB_CUR_MAX
;
294 # ifdef HAVE_NL_LANGINFO
295 if((cp
= nl_langinfo(CODESET
)) != NULL
)
296 ok_vset(ttycharset
, cp
);
299 # ifdef HAVE_C90AMEND1
300 if(n_mb_cur_max
> 1){
301 # ifdef HAVE_ALWAYS_UNICODE_LOCALE
302 n_psonce
|= n_PSO_UNICODE
;
305 if(mbtowc(&wc
, "\303\266", 2) == 2 && wc
== 0xF6 &&
306 mbtowc(&wc
, "\342\202\254", 3) == 3 && wc
== 0x20AC)
307 n_psonce
|= n_PSO_UNICODE
;
308 /* Reset possibly messed up state; luckily this also gives us an
309 * indication whether the encoding has locking shift state sequences */
310 if(mbtowc(&wc
, NULL
, n_mb_cur_max
))
311 n_psonce
|= n_PSO_ENC_MBSTATE
;
318 iconvd
= (iconv_t
)-1;
324 a_main_grow_cpp(char const ***cpp
, size_t newsize
, size_t oldcnt
){
325 /* Just use auto-reclaimed storage, it will be preserved */
329 newcpp
= salloc(sizeof(char*) * newsize
);
332 memcpy(newcpp
, *cpp
, oldcnt
* sizeof(char*));
339 a_main_setup_vars(void){
340 struct passwd
*pwuid
;
344 n_group_id
= getgid();
345 if((pwuid
= getpwuid(n_user_id
= getuid())) == NULL
)
346 n_panic(_("Cannot associate a name with uid %lu"), (ul_i
)n_user_id
);
352 if(!(doenv
= (ep
= ok_vlook(LOGNAME
)) == NULL
) &&
353 (doenv
= strcmp(pwuid
->pw_name
, ep
)))
354 n_err(_("Warning: $LOGNAME (%s) not identical to user (%s)!\n"),
357 n_pstate
|= n_PS_ROOT
;
358 ok_vset(LOGNAME
, pwuid
->pw_name
);
359 n_pstate
&= ~n_PS_ROOT
;
362 if((ep
= ok_vlook(USER
)) != NULL
&& strcmp(pwuid
->pw_name
, ep
)){
363 n_err(_("Warning: $USER (%s) not identical to user (%s)!\n"),
365 n_pstate
|= n_PS_ROOT
;
366 ok_vset(USER
, pwuid
->pw_name
);
367 n_pstate
&= ~n_PS_ROOT
;
371 /* XXX myfullname = pw->pw_gecos[OPTIONAL!] -> GUT THAT; TODO pw_shell */
373 /* Ensure some variables get loaded and/or verified */
375 /* This is not automatized just as $TMPDIR is for the initial setting, since
376 * we have the pwuid at hand and can simply use it! See accmacvar.c! */
377 if((cp
= ok_vlook(HOME
)) == NULL
){
379 n_pstate
|= n_PS_ROOT
;
381 n_pstate
&= ~n_PS_ROOT
;
384 (void)ok_vlook(TMPDIR
);
385 (void)ok_blook(POSIXLY_CORRECT
);
390 a_main_setscreensize(int is_sighdl
){/* TODO globl policy; int wraps; minvals! */
394 #elif defined TIOCGSIZE
399 n_scrnheight
= n_realscreenheight
= n_scrnwidth
= 0;
401 /* (Also) POSIX: LINES and COLUMNS always override. Adjust this
402 * a little bit to be able to honour resizes during our lifetime and
403 * only honour it upon first run; abuse *is_sighdl* as an indicator */
407 /* We manage those variables for our child processes, so ensure they
408 * are up to date, always */
409 assert(n_psonce
& n_PSO_INTERACTIVE
);
410 n_pstate
|= n_PS_SIGWINCH_PEND
;
412 if((cp
= ok_vlook(LINES
)) != NULL
){
413 n_idec_ui32_cp(&n_scrnheight
, cp
, 0, NULL
);
414 n_realscreenheight
= n_scrnheight
;
416 if((cp
= ok_vlook(COLUMNS
)) != NULL
)
417 n_idec_ui32_cp(&n_scrnwidth
, cp
, 0, NULL
);
419 if(n_scrnwidth
!= 0 && n_scrnheight
!= 0)
424 if(ioctl(STDOUT_FILENO
, TIOCGWINSZ
, &ws
) == -1)
425 ws
.ws_col
= ws
.ws_row
= 0;
426 #elif defined TIOCGSIZE
427 if(ioctl(STDOUT_FILENO
, TIOCGSIZE
, &ws
) == -1)
428 ts
.ts_lines
= ts
.ts_cols
= 0;
431 if(n_scrnheight
== 0){
434 ospeed
= ((tcgetattr(fileno(n_tty_fp
), &tbuf
) == -1)
435 ? B9600
: cfgetospeed(&tbuf
));
439 else if(ospeed
== B1200
)
442 else if(ws
.ws_row
!= 0)
443 n_scrnheight
= ws
.ws_row
;
444 #elif defined TIOCGSIZE
445 else if(ts
.ts_lines
!= 0)
446 n_scrnheight
= ts
.ts_lines
;
451 #if defined TIOCGWINSZ || defined TIOCGSIZE
454 (n_realscreenheight
= ws
.ws_row
)
456 (n_realscreenheight
= ts
.ts_lines
)
459 n_realscreenheight
= 24;
463 if(n_scrnwidth
== 0 && 0 ==
465 (n_scrnwidth
= ws
.ws_col
)
466 #elif defined TIOCGSIZE
467 (n_scrnwidth
= ts
.ts_cols
)
475 assert(n_psonce
& n_PSO_INTERACTIVE
);
476 n_pstate
|= n_PS_SIGWINCH_PEND
; /* XXX Not atomic */
477 n_tty_signal(SIGWINCH
);
483 static sigjmp_buf a_main__hdrjmp
; /* XXX */
486 a_main_rcv_mode(char const *folder
, char const *Larg
){
488 sighandler_type prevint
;
494 i
= (n_poption
& n_PO_QUICKRUN_MASK
) ? FEDIT_RDONLY
: FEDIT_NONE
;
495 i
= setfile(folder
, i
);
497 n_exit_status
= n_EXIT_ERR
; /* error already reported */
500 if(n_poption
& n_PO_QUICKRUN_MASK
){
502 if(i
== n_EXIT_OK
&& (!(n_poption
& n_PO_EXISTONLY
) ||
503 (n_poption
& n_PO_HEADERLIST
)))
504 print_header_summary(Larg
);
507 temporary_folder_hook_check(FAL0
);
509 if(i
> 0 && !ok_blook(emptystart
)){
510 n_exit_status
= n_EXIT_ERR
;
514 if(sigsetjmp(a_main__hdrjmp
, 1) == 0){
515 if((prevint
= safe_signal(SIGINT
, SIG_IGN
)) != SIG_IGN
)
516 safe_signal(SIGINT
, &a_main_hdrstop
);
517 if(ok_blook(header
)){
519 fprintf(n_stdout
, _("%s version %s. Type `?' for help\n"),
520 (ok_blook(bsdcompat
) ? "Mail" : n_uagent
), ok_vlook(version
));
524 safe_signal(SIGINT
, prevint
);
527 /* Enter the command loop */
528 if(n_psonce
& n_PSO_INTERACTIVE
)
531 if(!(n_psonce
& n_PSO_XIT
)){
532 if(n_psonce
& n_PSO_INTERACTIVE
)
535 if(mb
.mb_type
== MB_FILE
|| mb
.mb_type
== MB_MAILDIR
){
536 safe_signal(SIGHUP
, SIG_IGN
);
537 safe_signal(SIGINT
, SIG_IGN
);
538 safe_signal(SIGQUIT
, SIG_IGN
);
541 save_mbox_for_possible_quitstuff();
546 return n_exit_status
;
550 a_main_hdrstop(int signo
){
551 NYD_X
; /* Signal handler */
555 n_err_sighdl(_("\nInterrupt\n"));
556 siglongjmp(a_main__hdrjmp
, 1);
560 main(int argc
, char *argv
[]){
561 /* Keep in SYNC: ./nail.1:"SYNOPSIS, main() */
563 optstr
[] = "A:a:Bb:c:dEeFfHhiL:M:m:NnO:q:Rr:S:s:tu:VvX:::~#.",
568 " %s [-BdEFintv~] [-: spec] [-A account]\n"
569 "\t [-a attachment] [-b bcc-addr] [-c cc-addr]\n"
570 "\t [-M type | -m file | -q file | -t]\n"
571 "\t [-r from-addr] [-S var[=value]..]\n"
572 "\t [-s subject] [-X cmd] [-.] to-addr.. [-- mta-option..]\n"
574 " %s [-BdEeHiNnRv~] [-: spec] [-A account]\n"
575 "\t [-L spec-list] [-r from-addr] [-S var[=value]..]\n"
576 "\t [-u user] [-X cmd] [-- mta-option..]\n"
578 " %s [-BdEeHiNnRv~#] [-: spec] [-A account] -f\n"
579 "\t [-L spec-list] [-r from-addr] [-S var[=value]..]\n"
580 "\t [-X cmd] [file] [-- mta-option..]\n"
582 #define _USAGE_ARGS , n_progname, n_progname, n_progname, n_progname
591 a_RF_ALL
= a_RF_SYSTEM
| a_RF_USER
593 size_t oargs_size
, oargs_cnt
, Xargs_size
, Xargs_cnt
, smopts_size
;
594 char const *Aarg
, *emsg
, *folder
, *Larg
, *okey
, **oargs
, *qf
,
595 *subject
, *uarg
, **Xargs
;
596 struct attachment
*attach
;
597 struct name
*to
, *cc
, *bcc
;
598 struct a_arg
*a_head
, *a_curr
;
602 n_UNINIT(a_curr
, NULL
);
603 to
= cc
= bcc
= NULL
;
605 Aarg
= emsg
= folder
= Larg
= okey
= qf
= subject
= uarg
= NULL
;
606 oargs
= Xargs
= NULL
;
607 oargs_size
= oargs_cnt
= Xargs_size
= Xargs_cnt
= smopts_size
= 0;
611 * Start our lengthy setup, finalize by setting n_PSO_STARTED
614 n_progname
= argv
[0];
617 /* Command line parsing
618 * Variable settings need to be done twice, since the user surely wants the
619 * setting to take effect immediately, but also doesn't want it to be
620 * overwritten from within resource files */
621 while((i
= a_main_getopt(argc
, argv
, optstr
)) >= 0){
624 /* Execute an account command later on */
630 n_psonce
|= n_PSO_SENDMODE
;
631 nap
= salloc(sizeof(struct a_arg
));
635 a_curr
->aa_next
= nap
;
637 nap
->aa_file
= a_main_oarg
;
641 n_OBSOLETE(_("-B is obsolete, please use -# as necessary"));
644 /* Get Blind Carbon Copy Recipient list */
645 n_psonce
|= n_PSO_SENDMODE
;
646 bcc
= cat(bcc
, lextract(a_main_oarg
, GBCC
| GFULL
));
649 /* Get Carbon Copy Recipient list */
650 n_psonce
|= n_PSO_SENDMODE
;
651 cc
= cat(cc
, lextract(a_main_oarg
, GCC
| GFULL
));
658 n_OBSOLETE(_("-E will be removed, please use \"-Sskipemptybody\""));
659 ok_bset(skipemptybody
);
660 okey
= "skipemptybody";
663 n_poption
|= n_PO_EXISTONLY
;
666 n_poption
|= n_PO_F_FLAG
;
667 n_psonce
|= n_PSO_SENDMODE
;
670 /* User is specifying file to "edit" with Mail, as opposed to reading
671 * system mailbox. If no argument is given, we read his mbox file.
672 * Check for remaining arguments later */
676 n_poption
|= n_PO_HEADERSONLY
;
679 n_err(V_(usagestr
) _USAGE_ARGS
);
682 /* Ignore interrupts */
688 n_poption
|= n_PO_HEADERLIST
;
689 if(*Larg
== '"' || *Larg
== '\''){ /* TODO list.c:listspec_check() */
694 cp
= savestrbuf(Larg
, --j
);
700 if(qf
!= NULL
&& (!(n_poption
& n_PO_Mm_FLAG
) || qf
!= (char*)-1))
702 n_poption_arg_Mm
= a_main_oarg
;
707 if(qf
!= NULL
&& (!(n_poption
& n_PO_Mm_FLAG
) || qf
== (char*)-1))
711 n_poption
|= n_PO_Mm_FLAG
;
712 n_psonce
|= n_PSO_SENDMODE
;
715 /* Avoid initial header printing */
720 /* Don't source "unspecified system start-up file" */
721 if(resfiles
& a_RF_SET
){
722 emsg
= N_("-n cannot be used in conjunction with -:");
725 resfiles
= a_RF_USER
;
728 /* Additional options to pass-through to MTA TODO v15-compat legacy */
729 if(n_smopts_cnt
== smopts_size
)
730 smopts_size
= a_main_grow_cpp(&n_smopts
, smopts_size
+ 8,
732 n_smopts
[n_smopts_cnt
++] = a_main_oarg
;
735 if(qf
!= NULL
&& (n_poption
& n_PO_Mm_FLAG
)){
737 emsg
= N_("Only one of -M, -m or -q may be given");
740 /* Quote file TODO drop? -Q with real quote?? what ? */
741 n_psonce
|= n_PSO_SENDMODE
;
742 /* Allow for now, we have to special check validity of -q- later on! */
743 qf
= (a_main_oarg
[0] == '-' && a_main_oarg
[1] == '\0')
744 ? (char*)-1 : a_main_oarg
;
747 /* Open folders read-only */
748 n_poption
|= n_PO_R_FLAG
;
751 /* Set From address. */
752 n_poption
|= n_PO_r_FLAG
;
753 if(a_main_oarg
[0] != '\0'){
756 fa
= nalloc(a_main_oarg
, GSKIN
| GFULL
| GFULLEXTRA
);
757 if(is_addr_invalid(fa
, EACM_STRICT
| EACM_NOLOG
)){
758 emsg
= N_("Invalid address argument with -r");
761 n_poption_arg_r
= fa
;
762 /* TODO -r options is set in n_smopts, but may
763 * TODO be overwritten by setting from= in
764 * TODO an interactive session!
765 * TODO Maybe disable setting of from?
766 * TODO Warn user? Update manual!! */
767 okey
= savecat("from=", fa
->n_fullname
);
772 /* Set variable (TODO twice [only if successful]) */
776 okey
= a
[0] = a_main_oarg
;
778 n_pstate
|= n_PS_ROBOT
;
780 n_pstate
&= ~n_PS_ROBOT
;
785 if(oargs_cnt
== oargs_size
)
786 oargs_size
= a_main_grow_cpp(&oargs
, oargs_size
+ 8, oargs_cnt
);
787 oargs
[oargs_cnt
++] = okey
;
790 /* Subject:; take care for Debian #419840 and strip any \r and \n */
791 if(n_anyof_cp("\n\r", subject
= a_main_oarg
)){
792 n_err(_("-s: normalizing away invalid ASCII NL / CR bytes\n"));
793 for(subject
= cp
= savestr(a_main_oarg
); *cp
!= '\0'; ++cp
)
794 if(*cp
== '\n' || *cp
== '\r')
797 n_psonce
|= n_PSO_SENDMODE
;
800 /* Read defined set of headers from mail to be sent */
801 n_poption
|= n_PO_t_FLAG
;
802 n_psonce
|= n_PSO_SENDMODE
;
805 uarg
= savecat("%", a_main_oarg
);
808 fprintf(n_stdout
, _("%s version %s\n"), n_uagent
, ok_vlook(version
));
809 n_exit_status
= n_EXIT_OK
;
817 /* Add to list of commands to exec before entering normal operation */
818 if(Xargs_cnt
== Xargs_size
)
819 Xargs_size
= a_main_grow_cpp(&Xargs
, Xargs_size
+ 8, Xargs_cnt
);
820 Xargs
[Xargs_cnt
++] = a_main_oarg
;
823 /* Control which resource files shall be loaded */
824 if(!(resfiles
& (a_RF_SET
| a_RF_SYSTEM
))){
825 emsg
= N_("-n cannot be used in conjunction with -:");
829 while((i
= *a_main_oarg
++) != '\0')
831 case 'S': case 's': resfiles
|= a_RF_SYSTEM
; break;
832 case 'U': case 'u': resfiles
|= a_RF_USER
; break;
833 case ':': case '/': resfiles
&= ~a_RF_ALL
; break;
835 emsg
= N_("Invalid argument of -:");
840 /* Enable command escapes even in non-interactive mode */
841 n_poption
|= n_PO_TILDE_FLAG
;
844 /* Work in batch mode, even if non-interactive */
845 if(!(n_psonce
& n_PSO_INTERACTIVE
))
846 setvbuf(n_stdin
, NULL
, _IOLBF
, 0);
847 n_poption
|= n_PO_TILDE_FLAG
| n_PO_BATCH_FLAG
;
848 folder
= "/dev/null";
849 if(oargs_cnt
+ 10 >= oargs_size
)
850 oargs_size
= a_main_grow_cpp(&oargs
, oargs_size
+ 11, oargs_cnt
);
852 ok_vset(MAIL
, folder
), oargs
[oargs_cnt
++] = "MAIL=/dev/null";
853 ok_vset(MBOX
, folder
), oargs
[oargs_cnt
++] = "MBOX=/dev/null";
854 ok_bset(emptystart
), oargs
[oargs_cnt
++] = "emptystart";
855 ok_bclear(errexit
), oargs
[oargs_cnt
++] = "noerrexit";
856 ok_bclear(header
), oargs
[oargs_cnt
++] = "noheader";
858 ok_vset(inbox
, folder
), oargs
[oargs_cnt
++] = "inbox=/dev/null";
859 ok_bclear(posix
), oargs
[oargs_cnt
++] = "noposix";
860 ok_bset(quiet
), oargs
[oargs_cnt
++] = "quiet";
861 ok_bset(sendwait
), oargs
[oargs_cnt
++] = "sendwait";
862 ok_bset(typescript_mode
), oargs
[oargs_cnt
++] = "typescript-mode";
866 n_psonce
|= n_PSO_SENDMODE
;
871 n_err("%s\n", V_(emsg
));
872 n_err(V_(usagestr
) _USAGE_ARGS
);
874 n_exit_status
= n_EXIT_USE
;
881 /* The normal arguments may be followed by MTA arguments after a "--";
882 * however, -f may take off an argument, too, and before that.
883 * Since MTA arguments after "--" require *expandargv*, delay parsing off
884 * those options until after the resource files are loaded... */
885 if((cp
= argv
[i
= a_main_oind
]) == NULL
)
887 else if(cp
[0] == '-' && cp
[1] == '-' && cp
[2] == '\0')
889 /* n_PO_BATCH_FLAG sets to /dev/null, but -f can still be used and sets & */
890 else if(folder
!= NULL
&& /*folder[0] == '&' &&*/ folder
[1] == '\0'){
892 if((cp
= argv
[++i
]) != NULL
){
893 if(cp
[0] != '-' || cp
[1] != '-' || cp
[2] != '\0'){
894 emsg
= N_("More than one file given with -f");
900 n_psonce
|= n_PSO_SENDMODE
;
902 to
= cat(to
, lextract(cp
, GTO
| GFULL
));
903 if((cp
= argv
[++i
]) == NULL
)
905 if(cp
[0] == '-' && cp
[1] == '-' && cp
[2] == '\0'){
913 /* ...BUT, since we use salloc() for the MTA n_smopts storage we need to
914 * allocate the necessary space for them before we fixate that storage! */
915 while(argv
[i
] != NULL
)
917 if(n_smopts_cnt
+ i
> smopts_size
)
919 a_main_grow_cpp(&n_smopts
, n_smopts_cnt
+ i
+ 1, n_smopts_cnt
);
921 /* Check for inconsistent arguments, fix some temporaries */
922 if(n_psonce
& n_PSO_SENDMODE
){
923 /* XXX This is only because BATCH_FLAG sets *folder*=/dev/null
924 * XXX in order to function. Ideally that would not be needed */
925 if(folder
!= NULL
&& !(n_poption
& n_PO_BATCH_FLAG
)){
926 emsg
= N_("Cannot give -f and people to send to.");
930 emsg
= N_("The -u option cannot be used in send mode");
933 if(!(n_poption
& n_PO_t_FLAG
) && to
== NULL
){
934 emsg
= N_("Send options without primary recipient specified.");
937 if((n_poption
& n_PO_t_FLAG
) && qf
!= NULL
){
938 emsg
= N_("The -M, -m, -q and -t options are mutual exclusive.");
941 if(n_poption
& (n_PO_EXISTONLY
| n_PO_HEADERSONLY
| n_PO_HEADERLIST
)){
942 emsg
= N_("The -e, -H and -L options cannot be used in send mode.");
945 if(n_poption
& n_PO_R_FLAG
){
946 emsg
= N_("The -R option is meaningless in send mode.");
950 if(n_psonce
& n_PSO_INTERACTIVE
){
952 if(!(n_poption
& n_PO_Mm_FLAG
))
953 emsg
= N_("-q can't use standard input when interactive.\n");
958 if(uarg
!= NULL
&& folder
!= NULL
){
959 emsg
= N_("The options -u and -f (and -#) are mutually exclusive");
962 if((n_poption
& (n_PO_EXISTONLY
| n_PO_HEADERSONLY
)) ==
963 (n_PO_EXISTONLY
| n_PO_HEADERSONLY
)){
964 emsg
= N_("The options -e and -H are mutual exclusive");
967 if((n_poption
& (n_PO_HEADERSONLY
| n_PO_HEADERLIST
) /* TODO OBSOLETE */
968 ) == (n_PO_HEADERSONLY
| n_PO_HEADERLIST
))
969 n_OBSOLETE(_("please use \"-e -L xy\" instead of \"-H -L xy\""));
976 * Likely to go, perform more setup
981 if(n_psonce
& n_PSO_INTERACTIVE
){
982 a_main_setscreensize(0);
984 # ifndef TTY_WANTS_SIGWINCH
985 if(safe_signal(SIGWINCH
, SIG_IGN
) != SIG_IGN
)
987 safe_signal(SIGWINCH
, &a_main_setscreensize
);
990 n_scrnheight
= n_realscreenheight
= 24, n_scrnwidth
= 80;
992 /* Fixate the current memory pool snapshot.
993 * Memory is auto-reclaimed from now on */
994 n_memory_pool_fixate();
996 /* load() any resource files */
997 if(resfiles
& a_RF_ALL
){
998 /* *expand() returns a savestr(), but load only uses the file name for
999 * fopen(), so it's safe to do this */
1000 if(resfiles
& a_RF_SYSTEM
){
1003 if((nload
= ok_blook(NAIL_NO_SYSTEM_RC
)))
1004 n_OBSOLETE(_("Please use $MAILX_NO_SYSTEM_RC instead of "
1005 "$NAIL_NO_SYSTEM_RC"));
1006 if(!nload
&& !ok_blook(MAILX_NO_SYSTEM_RC
)){
1007 if(!n_go_load(VAL_SYSCONFDIR
"/" VAL_SYSCONFRC
))
1012 if(resfiles
& a_RF_USER
){
1013 if(!n_go_load(fexpand(ok_vlook(MAILRC
), FEXP_LOCAL
| FEXP_NOPROTO
)))
1017 if((cp
= ok_vlook(NAIL_EXTRA_RC
)) != NULL
)
1018 n_OBSOLETE(_("Please use *mailx-extra-rc*, not *NAIL_EXTRA_RC*"));
1019 if(cp
!= NULL
|| (cp
= ok_vlook(mailx_extra_rc
)) != NULL
){
1020 if(!n_go_load(fexpand(cp
, FEXP_LOCAL
| FEXP_NOPROTO
)))
1025 /* Ensure the -S and other command line options take precedence over
1026 * anything that may have been placed in resource files.
1027 * Our "ternary binary" option *verbose* needs special treament */
1028 if((n_poption
& (n_PO_VERB
| n_PO_VERBVERB
)) == n_PO_VERB
)
1029 n_poption
&= ~n_PO_VERB
;
1030 /* ..and be silent when unsetting an undefined variable */
1031 n_pstate
|= n_PS_ROBOT
;
1032 for(i
= 0; UICMP(z
, i
, <, oargs_cnt
); ++i
){
1039 n_pstate
&= ~n_PS_ROBOT
;
1041 /* Cause possible umask(2), now that any setting is established, and before
1042 * we change accounts, evaluate commands etc. */
1043 (void)ok_vlook(umask
);
1045 /* Additional options to pass-through to MTA, and allowed to do so? */
1046 if((cp
= ok_vlook(expandargv
)) != NULL
){
1047 bool_t isfail
, isrestrict
;
1049 isfail
= !asccasecmp(cp
, "fail");
1050 isrestrict
= (!isfail
&& !asccasecmp(cp
, "restrict"));
1052 if((n_poption
& n_PO_D_V
) && !isfail
&& !isrestrict
&& *cp
!= '\0')
1053 n_err(_("Unknown *expandargv* value: %s\n"), cp
);
1055 if((cp
= argv
[i
= a_main_oind
]) != NULL
){
1056 if(isfail
|| (isrestrict
&& (!(n_poption
& n_PO_TILDE_FLAG
) ||
1057 !(n_psonce
& n_PSO_INTERACTIVE
)))){
1058 n_err(_("*expandargv* doesn't allow MTA arguments; consider "
1059 "using *sendmail-arguments*\n"));
1060 n_exit_status
= n_EXIT_USE
| n_EXIT_SEND_ERROR
;
1064 assert(n_smopts_cnt
+ 1 <= smopts_size
);
1065 n_smopts
[n_smopts_cnt
++] = cp
;
1066 }while((cp
= argv
[++i
]) != NULL
);
1070 /* We had to wait until the resource files are loaded and any command line
1071 * setting has been restored, but get the termcap up and going before we
1072 * switch account or running commands */
1074 if((n_psonce
& n_PSO_INTERACTIVE
) && !(n_poption
& n_PO_QUICKRUN_MASK
))
1078 /* Now we can set the account */
1087 /* "load()" commands given on command line */
1089 if(!n_go_Xargs(Xargs
, Xargs_cnt
))
1094 if(n_poption
& n_PO_Mm_FLAG
){
1095 if(qf
== (char*)-1){
1096 if(!mime_type_check_mtname(n_poption_arg_Mm
)){
1097 n_err(_("Could not find `mimetype' for -M argument: %s\n"),
1099 n_exit_status
= n_EXIT_ERR
;
1102 }else if((n_poption_arg_Mm
= mime_type_classify_filename(qf
)) == NULL
){
1103 n_err(_("Could not `mimetype'-classify -m argument: %s\n"),
1104 n_shexp_quote_cp(qf
, FAL0
));
1105 n_exit_status
= n_EXIT_ERR
;
1107 }else if(!asccasecmp(n_poption_arg_Mm
, "text/plain")) /* TODO no: magic */
1108 n_poption_arg_Mm
= NULL
;
1112 * We're finally completely setup and ready to go
1114 n_psonce
|= n_PSO_STARTED
;
1116 if(!(n_psonce
& n_PSO_SENDMODE
)){
1117 n_exit_status
= a_main_rcv_mode(folder
, Larg
);
1121 /* Now that full mailx(1)-style file expansion is possible handle the
1122 * attachments which we had delayed due to this.
1123 * This may use savestr(), but since we won't enter the command loop we
1124 * don't need to care about that */
1125 for(; a_head
!= NULL
; a_head
= a_head
->aa_next
){
1126 enum n_attach_error aerr
;
1128 attach
= n_attachment_append(attach
, a_head
->aa_file
, &aerr
, NULL
);
1129 if(aerr
!= n_ATTACH_ERR_NONE
){
1130 n_exit_status
= n_EXIT_ERR
;
1135 if(n_psonce
& n_PSO_INTERACTIVE
)
1137 mail(to
, cc
, bcc
, subject
, attach
, qf
, ((n_poption
& n_PO_F_FLAG
) != 0));
1138 if((n_psonce
& (n_PSO_XIT
| n_PSO_INTERACTIVE
)) == n_PSO_INTERACTIVE
)
1142 /* Be aware of identical code for `exit' command! */
1144 if((n_psonce
& n_PSO_INTERACTIVE
) && !(n_poption
& n_PO_QUICKRUN_MASK
))
1145 n_termcap_destroy();
1149 #ifdef HAVE_MEMORY_DEBUG
1150 n_memory_pool_pop(NULL
);
1152 #if (defined HAVE_DEBUG || defined HAVE_DEVEL)
1156 return n_exit_status
;
1159 /* Source the others in that case! */
1160 #ifdef HAVE_AMALGAMATION
1161 # include "config.h"