1 /*@ S-nail - a mail user agent derived from Berkeley Mail.
2 *@ Collect input from standard input, handling ~ escapes.
3 *@ TODO This needs a complete rewrite, with carriers, etc.
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
37 #define n_FILE collect
39 #ifndef HAVE_AMALGAMATION
43 struct a_coll_ocds_arg
{
44 sighandler_type coa_opipe
;
45 sighandler_type coa_oint
;
46 FILE *coa_stdin
; /* The descriptor (pipe(2)+Fdopen()) we read from */
47 FILE *coa_stdout
; /* The Popen()ed pipe through which we write to the hook */
48 int coa_pipe
[2]; /* ..backing .coa_stdin */
49 si8_t
*coa_senderr
; /* Set to 1 on failure */
50 char coa_cmd
[n_VFIELD_SIZE(0)];
53 /* The following hookiness with global variables is so that on receipt of an
54 * interrupt signal, the partial message can be salted away on *DEAD* */
56 static sighandler_type _coll_saveint
; /* Previous SIGINT value */
57 static sighandler_type _coll_savehup
; /* Previous SIGHUP value */
58 static FILE *_coll_fp
; /* File for saving away */
59 static int volatile _coll_hadintr
; /* Have seen one SIGINT so far */
60 static sigjmp_buf _coll_jmp
; /* To get back to work */
61 static sigjmp_buf _coll_abort
; /* To end collection with error */
62 static char const *a_coll_ocds__macname
; /* *on-compose-done* */
64 /* Handle `~:', `~_' and some hooks; hp may be NULL */
65 static void _execute_command(struct header
*hp
, char const *linebuf
,
69 static int _include_file(char const *name
, int *linecount
,
70 int *charcount
, bool_t indent
);
72 /* Execute cmd and insert its standard output into fp */
73 static void insertcommand(FILE *fp
, char const *cmd
);
76 static void print_collf(FILE *collf
, struct header
*hp
);
78 /* Write a file, ex-like if f set */
79 static int exwrite(char const *name
, FILE *fp
, int f
);
81 /* Parse off the message header from fp and store relevant fields in hp,
82 * replace _coll_fp with a shiny new version without any header */
83 static enum okay
makeheader(FILE *fp
, struct header
*hp
, si8_t
*checkaddr_err
);
85 /* Edit the message being collected on fp. On return, make the edit file the
87 static void mesedit(int c
, struct header
*hp
);
89 /* Pipe the message through the command. Old message is on stdin of command,
90 * new message collected from stdout. Shell must return 0 to accept new msg */
91 static void mespipe(char *cmd
);
93 /* Interpolate the named messages into the current message, possibly doing
94 * indent stuff. The flag argument is one of the command escapes: [mMfFuU].
95 * Return a count of the number of characters now in the message, or -1 if an
96 * error is encountered writing the message temporary */
97 static int forward(char *ms
, FILE *fp
, int f
);
100 static bool_t
a_collect_plumbing(char const *ms
, struct header
*p
);
102 /* On interrupt, come here to save the partial message in ~/dead.letter.
103 * Then jump out of the collection loop */
104 static void _collint(int s
);
106 static void collhup(int s
);
108 static int putesc(char const *s
, FILE *stream
); /* TODO wysh set! */
110 /* temporary_call_compose_mode_hook() setter hook */
111 static void a_coll__hook_setter(void *arg
);
113 /* *on-compose-done* driver and *on-compose-done(-shell)?* finalizer */
114 static int a_coll_ocds__mac(void);
115 static void a_coll_ocds__finalize(void *vp
);
118 _execute_command(struct header
*hp
, char const *linebuf
, size_t linesize
){
119 /* The problem arises if there are rfc822 message attachments and the
120 * user uses `~:' to change the current file. TODO Unfortunately we
121 * TODO cannot simply keep a pointer to, or increment a reference count
122 * TODO of the current `file' (mailbox that is) object, because the
123 * TODO codebase doesn't deal with that at all; so, until some far
124 * TODO later time, copy the name of the path, and warn the user if it
125 * TODO changed; we COULD use the AC_TMPFILE attachment type, i.e.,
126 * TODO copy the message attachments over to temporary files, but that
127 * TODO would require more changes so that the user still can recognize
128 * TODO in `~@' etc. that its a rfc822 message attachment; see below */
130 struct attachment
*ap
;
131 char * volatile mnbuf
;
137 n_SIGMAN_ENTER_SWITCH(&sm
, n_SIGMAN_ALL
){
144 /* If the above todo is worked, remove or outsource to attachment.c! */
145 if(hp
!= NULL
&& (ap
= hp
->h_attach
) != NULL
) do
147 mnbuf
= sstrdup(mailname
);
150 while((ap
= ap
->a_flink
) != NULL
);
152 n_source_command(n_LEXINPUT_CTX_COMPOSE
, linebuf
);
154 n_sigman_cleanup_ping(&sm
);
157 if(strcmp(mnbuf
, mailname
))
158 n_err(_("Mailbox changed: it is likely that existing "
159 "rfc822 attachments became invalid!\n"));
163 n_sigman_leave(&sm
, n_SIGMAN_VIPSIGS_NTTYOUT
);
167 _include_file(char const *name
, int *linecount
, int *charcount
, bool_t indent
)
172 char *linebuf
= NULL
; /* TODO line pool */
173 size_t linesize
= 0, indl
, linelen
, cnt
;
176 /* The -M case is special */
177 if (name
== (char*)-1)
179 else if ((fbuf
= Fopen(name
, "r")) == NULL
) {
185 indb
= NULL
, indl
= 0;
187 if ((indb
= ok_vlook(indentprefix
)) == NULL
)
188 indb
= INDENT_DEFAULT
;
192 *linecount
= *charcount
= 0;
194 while (fgetline(&linebuf
, &linesize
, &cnt
, &linelen
, fbuf
, 0) != NULL
) {
195 if (indl
> 0 && fwrite(indb
, sizeof *indb
, indl
, _coll_fp
) != indl
)
197 if (fwrite(linebuf
, sizeof *linebuf
, linelen
, _coll_fp
) != linelen
)
200 (*charcount
) += linelen
+ indl
;
202 if (fflush(_coll_fp
))
209 if (fbuf
!= NULL
&& fbuf
!= stdin
)
216 insertcommand(FILE *fp
, char const *cmd
)
222 if ((ibuf
= Popen(cmd
, "r", ok_vlook(SHELL
), NULL
, 0)) != NULL
) {
223 while ((c
= getc(ibuf
)) != EOF
) /* XXX bytewise, yuck! */
232 print_collf(FILE *cf
, struct header
*hp
)
236 size_t cnt
, linesize
, linelen
;
240 cnt
= (size_t)fsize(cf
);
242 if((obuf
= Ftmp(NULL
, "collfp", OF_RDWR
| OF_UNLINK
| OF_REGISTER
)) == NULL
){
243 n_perr(_("Can't create temporary file for `~p' command"), 0);
249 fprintf(obuf
, _("-------\nMessage contains:\n"));
250 puthead(TRU1
, hp
, obuf
,
251 (GIDENT
| GTO
| GSUBJECT
| GCC
| GBCC
| GNL
| GFILES
| GCOMMA
),
252 SEND_TODISP
, CONV_NONE
, NULL
, NULL
);
256 while(fgetline(&lbuf
, &linesize
, &cnt
, &linelen
, cf
, 1))
257 prout(lbuf
, linelen
, obuf
);
261 if(hp
->h_attach
!= NULL
){
262 fputs(_("-------\nAttachments:\n"), obuf
);
263 n_attachment_list_print(hp
->h_attach
, obuf
);
268 page_or_print(obuf
, 0);
275 exwrite(char const *name
, FILE *fp
, int f
)
283 printf("%s ", n_shexp_quote_cp(name
, FAL0
));
287 if ((of
= Fopen(name
, "a")) == NULL
) {
293 while ((c
= getc(fp
)) != EOF
) {
297 if (putc(c
, of
) == EOF
) {
302 printf(_("%ld/%ld\n"), lc
, cc
);
319 makeheader(FILE *fp
, struct header
*hp
, si8_t
*checkaddr_err
)
326 if ((nf
= Ftmp(NULL
, "colhead", OF_RDWR
| OF_UNLINK
| OF_REGISTER
)) ==NULL
) {
327 n_perr(_("temporary mail edit file"), 0);
331 extract_header(fp
, hp
, checkaddr_err
);
332 if (checkaddr_err
!= NULL
&& *checkaddr_err
!= 0)
335 while ((c
= getc(fp
)) != EOF
) /* XXX bytewise, yuck! */
341 if (check_from_and_sender(hp
->h_from
, hp
->h_sender
) == NULL
)
350 mesedit(int c
, struct header
*hp
)
353 sighandler_type sigint
;
357 if(!(saved
= ok_blook(add_file_recipients
)))
358 ok_bset(add_file_recipients
);
360 sigint
= safe_signal(SIGINT
, SIG_IGN
);
361 nf
= run_editor(_coll_fp
, (off_t
)-1, c
, FAL0
, hp
, NULL
, SEND_MBOX
, sigint
);
365 makeheader(nf
, hp
, NULL
);
367 fseek(nf
, 0L, SEEK_END
);
372 safe_signal(SIGINT
, sigint
);
375 ok_bclear(add_file_recipients
);
383 sighandler_type sigint
;
386 sigint
= safe_signal(SIGINT
, SIG_IGN
);
388 if ((nf
= Ftmp(NULL
, "colpipe", OF_RDWR
| OF_UNLINK
| OF_REGISTER
)) ==NULL
) {
389 n_perr(_("temporary mail edit file"), 0);
393 /* stdin = current message. stdout = new message */
395 if (run_command(ok_vlook(SHELL
), 0, fileno(_coll_fp
), fileno(nf
), "-c",
396 cmd
, NULL
, NULL
) < 0) {
401 if (fsize(nf
) == 0) {
402 n_err(_("No bytes from %s !?\n"), n_shexp_quote_cp(cmd
, FAL0
));
408 fseek(nf
, 0L, SEEK_END
);
412 safe_signal(SIGINT
, sigint
);
417 forward(char *ms
, FILE *fp
, int f
)
420 struct n_ignore
const *itp
;
422 enum sendaction action
;
425 msgvec
= salloc((size_t)(msgCount
+ 1) * sizeof *msgvec
);
426 if (getmsglist(ms
, msgvec
, 0) < 0)
429 *msgvec
= first(0, MMNORM
);
431 n_err(_("No appropriate messages\n"));
437 if (f
== 'f' || f
== 'F' || f
== 'u')
439 else if ((tabst
= ok_vlook(indentprefix
)) == NULL
)
440 tabst
= INDENT_DEFAULT
;
441 if (f
== 'u' || f
== 'U')
444 itp
= upperchar(f
) ? NULL
: n_IGNORE_TYPE
;
445 action
= (upperchar(f
) && f
!= 'U') ? SEND_QUOTE_ALL
: SEND_QUOTE
;
447 printf(_("Interpolating:"));
449 for (; *msgvec
!= 0; ++msgvec
) {
450 struct message
*mp
= message
+ *msgvec
- 1;
453 printf(" %d", *msgvec
);
455 if (sendmp(mp
, fp
, itp
, tabst
, action
, NULL
) < 0) {
456 n_perr(_("temporary mail file"), 0);
470 a_collect_plumbing(char const *ms
, struct header
*hp
){
471 /* TODO _collect_plumbing: instead of fields the basic headers should
472 * TODO be in an array and have IDs, like in termcap etc., so then this
473 * TODO could be simplified as table-walks. Also true for arg-checks! */
474 char const *cp
, *cmd
[4];
477 /* Protcol version for *on-compose-done-shell* -- update manual on change! */
478 #define a_COLL_PLUMBING_VERSION "0 0 1"
484 for(i
= 0; i
< n_NELEM(cmd
); ++i
){
485 while(blankchar(*cp
))
490 if(i
< n_NELEM(cmd
) - 1)
491 for(cmd
[i
] = cp
++; *cp
!= '\0' && !blankchar(*cp
); ++cp
)
494 /* Last slot takes all the rest of the line, less trailing WS */
495 for(cmd
[i
] = cp
++; *cp
!= '\0'; ++cp
)
497 while(blankchar(cp
[-1]))
500 cmd
[i
] = savestrbuf(cmd
[i
], PTR2SIZE(cp
- cmd
[i
]));
505 if(n_UNLIKELY(cmd
[0] == NULL
))
507 if(is_asccaseprefix(cmd
[0], "header")){
508 struct n_header_field
*hfp
;
509 struct name
*np
, **npp
;
511 if(cmd
[1] == NULL
|| is_asccaseprefix(cmd
[1], "list")){
513 fputs("210", stdout
);
514 if(hp
->h_from
!= NULL
) fputs(" From", stdout
);
515 if(hp
->h_sender
!= NULL
) fputs(" Sender", stdout
);
516 if(hp
->h_to
!= NULL
) fputs(" To", stdout
);
517 if(hp
->h_cc
!= NULL
) fputs(" Cc", stdout
);
518 if(hp
->h_bcc
!= NULL
) fputs(" Bcc", stdout
);
519 if(hp
->h_subject
!= NULL
) fputs(" Subject", stdout
);
520 if(hp
->h_replyto
!= NULL
) fputs(" Reply-To", stdout
);
521 if(hp
->h_mft
!= NULL
) fputs(" Mail-Followup-To", stdout
);
522 if(hp
->h_message_id
!= NULL
) fputs(" Message-ID", stdout
);
523 if(hp
->h_ref
!= NULL
) fputs(" References", stdout
);
524 if(hp
->h_in_reply_to
!= NULL
) fputs(" In-Reply-To", stdout
);
525 for(hfp
= hp
->h_user_headers
; hfp
!= NULL
; hfp
= hfp
->hf_next
){
527 fputs(&hfp
->hf_dat
[0], stdout
);
534 if(!asccasecmp(cmd
[2], "from")){
537 fprintf(stdout
, "%s %s\n", (np
== NULL
? "501" : "210"), cp
);
538 }else if(!asccasecmp(cmd
[2], cp
= "Sender")){
541 }else if(!asccasecmp(cmd
[2], cp
= "To")){
544 }else if(!asccasecmp(cmd
[2], cp
= "Cc")){
547 }else if(!asccasecmp(cmd
[2], cp
= "Bcc")){
550 }else if(!asccasecmp(cmd
[2], cp
= "Subject")){
551 np
= (struct name
*)-1;
553 }else if(!asccasecmp(cmd
[2], cp
= "Reply-To")){
556 }else if(!asccasecmp(cmd
[2], cp
= "Mail-Followup-To")){
559 }else if(!asccasecmp(cmd
[2], cp
= "Message-ID")){
560 np
= hp
->h_message_id
;
562 }else if(!asccasecmp(cmd
[2], cp
= "References")){
565 }else if(!asccasecmp(cmd
[2], cp
= "In-Reply-To")){
566 np
= hp
->h_in_reply_to
;
569 /* Primitive name normalization XXX header object should
570 * XXX have a more sophisticated accessible one */
573 cp
= xp
= savestr(cmd
[2]);
574 xp
[0] = upperchar(xp
[0]);
576 xp
[0] = lowerchar(xp
[0]);
578 for(hfp
= hp
->h_user_headers
;; hfp
= hfp
->hf_next
){
581 else if(!asccasecmp(cp
, &hfp
->hf_dat
[0])){
582 fprintf(stdout
, "210 %s\n", cp
);
588 }else if(is_asccaseprefix(cmd
[1], "show")){
589 if(cmd
[2] == NULL
|| cmd
[3] != NULL
)
592 if(!asccasecmp(cmd
[2], "from")){
596 fprintf(stdout
, "211 %s\n", cp
);
598 fprintf(stdout
, "%s %s\n", np
->n_name
, np
->n_fullname
);
599 while((np
= np
->n_flink
) != NULL
);
603 }else if(!asccasecmp(cmd
[2], cp
= "Sender")){
606 }else if(!asccasecmp(cmd
[2], cp
= "To")){
609 }else if(!asccasecmp(cmd
[2], cp
= "Cc")){
612 }else if(!asccasecmp(cmd
[2], cp
= "Bcc")){
615 }else if(!asccasecmp(cmd
[2], cp
= "Reply-To")){
618 }else if(!asccasecmp(cmd
[2], cp
= "Mail-Followup-To")){
621 }else if(!asccasecmp(cmd
[2], cp
= "Message-ID")){
622 np
= hp
->h_message_id
;
624 }else if(!asccasecmp(cmd
[2], cp
= "References")){
627 }else if(!asccasecmp(cmd
[2], cp
= "In-Reply-To")){
628 np
= hp
->h_in_reply_to
;
630 }else if(!asccasecmp(cmd
[2], cp
= "Subject")){
631 if(hp
->h_subject
!= NULL
)
632 fprintf(stdout
, "212 %s\n%s\n\n", cp
, hp
->h_subject
);
634 fprintf(stdout
, "501 %s\n", cp
);
636 /* Primitive name normalization XXX header object should
637 * XXX have a more sophisticated accessible one */
641 cp
= xp
= savestr(cmd
[2]);
642 xp
[0] = upperchar(xp
[0]);
644 xp
[0] = lowerchar(xp
[0]);
646 for(any
= FAL0
, hfp
= hp
->h_user_headers
; hfp
!= NULL
;
648 if(!asccasecmp(cp
, &hfp
->hf_dat
[0])){
650 fprintf(stdout
, "212 %s\n", cp
);
652 fprintf(stdout
, "%s\n", &hfp
->hf_dat
[hfp
->hf_nl
+1]);
660 }else if(is_asccaseprefix(cmd
[1], "remove")){
661 if(cmd
[2] == NULL
|| cmd
[3] != NULL
)
664 if(!asccasecmp(cmd
[2], "from")){
669 fprintf(stdout
, "210 %s\n", cp
);
672 }else if(!asccasecmp(cmd
[2], cp
= "Sender")){
675 }else if(!asccasecmp(cmd
[2], cp
= "To")){
678 }else if(!asccasecmp(cmd
[2], cp
= "Cc")){
681 }else if(!asccasecmp(cmd
[2], cp
= "Bcc")){
684 }else if(!asccasecmp(cmd
[2], cp
= "Reply-To")){
685 npp
= &hp
->h_replyto
;
687 }else if(!asccasecmp(cmd
[2], cp
= "Mail-Followup-To")){
690 }else if(!asccasecmp(cmd
[2], cp
= "Message-ID")){
691 npp
= &hp
->h_message_id
;
693 }else if(!asccasecmp(cmd
[2], cp
= "References")){
696 }else if(!asccasecmp(cmd
[2], cp
= "In-Reply-To")){
697 npp
= &hp
->h_in_reply_to
;
699 }else if(!asccasecmp(cmd
[2], cp
= "Subject")){
700 if(hp
->h_subject
!= NULL
){
701 hp
->h_subject
= NULL
;
702 fprintf(stdout
, "210 %s\n", cp
);
706 /* Primitive name normalization XXX header object should
707 * XXX have a more sophisticated accessible one */
708 struct n_header_field
**hfpp
;
712 cp
= xp
= savestr(cmd
[2]);
713 xp
[0] = upperchar(xp
[0]);
715 xp
[0] = lowerchar(xp
[0]);
717 for(any
= FAL0
, hfpp
= &hp
->h_user_headers
; (hfp
= *hfpp
) != NULL
;){
718 if(!asccasecmp(cp
, &hfp
->hf_dat
[0])){
719 *hfpp
= hfp
->hf_next
;
721 fprintf(stdout
, "210 %s\n", cp
);
724 hfp
= *(hfpp
= &hfp
->hf_next
);
729 }else if(is_asccaseprefix(cmd
[1], "insert")){ /* TODO LOGIC BELONGS head.c
730 * TODO That is: Header::factory(string) -> object (blahblah).
731 * TODO I.e., as long as we don't have regular RFC compliant parsers
732 * TODO which differentiate in between structured and unstructured
733 * TODO header fields etc., a little workaround */
735 enum expand_addr_check_mode eacm
;
739 if(cmd
[2] == NULL
|| cmd
[3] == NULL
)
742 /* Strip [\r\n] which would render a body invalid XXX all controls? */
746 cmd
[3] = xp
= savestr(cmd
[3]);
747 for(; (c
= *xp
) != '\0'; ++xp
)
748 if(c
== '\n' || c
== '\r')
753 ntype
= GEXTRA
| GFULL
| GFULLEXTRA
;
756 if(!asccasecmp(cmd
[2], "from")){
760 if((np
= lextract(cmd
[3], ntype
)) == NULL
)
762 else if((np
= checkaddrs(np
, eacm
, &aerr
), aerr
!= 0))
763 fprintf(stdout
, "505 %s\n", cp
);
764 else if(!mult_ok
&& (np
->n_flink
!= NULL
|| *npp
!= NULL
))
765 fprintf(stdout
, "506 %s\n", cp
);
767 *npp
= cat(*npp
, np
);
768 fprintf(stdout
, "210 %s\n", cp
);
770 }else if(!asccasecmp(cmd
[2], cp
= "Sender")){
774 }else if(!asccasecmp(cmd
[2], cp
= "To")){
777 eacm
= EACM_NORMAL
| EAF_NAME
;
779 }else if(!asccasecmp(cmd
[2], cp
= "Cc")){
782 eacm
= EACM_NORMAL
| EAF_NAME
;
784 }else if(!asccasecmp(cmd
[2], cp
= "Bcc")){
787 eacm
= EACM_NORMAL
| EAF_NAME
;
789 }else if(!asccasecmp(cmd
[2], cp
= "Reply-To")){
790 npp
= &hp
->h_replyto
;
792 }else if(!asccasecmp(cmd
[2], cp
= "Mail-Followup-To")){
796 }else if(!asccasecmp(cmd
[2], cp
= "Message-ID")){
798 npp
= &hp
->h_message_id
;
801 }else if(!asccasecmp(cmd
[2], cp
= "References")){
806 }else if(!asccasecmp(cmd
[2], cp
= "In-Reply-To")){
807 npp
= &hp
->h_in_reply_to
;
811 }else if(!asccasecmp(cmd
[2], cp
= "Subject")){
812 if(cmd
[3][0] != '\0'){
813 if(hp
->h_subject
!= NULL
)
814 hp
->h_subject
= savecatsep(hp
->h_subject
, ' ', cmd
[3]);
816 hp
->h_subject
= n_UNCONST(cmd
[3]);
817 fprintf(stdout
, "210 %s\n", cp
);
821 /* Primitive name normalization XXX header object should
822 * XXX have a more sophisticated accessible one */
824 struct n_header_field
**hfpp
;
826 for(cp
= cmd
[2]; *cp
!= '\0'; ++cp
)
827 if(!fieldnamechar(*cp
)){
832 for(hfpp
= &hp
->h_user_headers
; *hfpp
!= NULL
;)
833 hfpp
= &(*hfpp
)->hf_next
;
835 nl
= strlen(cp
= cmd
[2]);
836 bl
= strlen(cmd
[3]) +1;
837 *hfpp
= hfp
= salloc(n_VSTRUCT_SIZEOF(struct n_header_field
, hf_dat
842 memcpy(hfp
->hf_dat
, cp
, nl
);
843 hfp
->hf_dat
[nl
++] = '\0';
844 memcpy(hfp
->hf_dat
+ nl
, cmd
[3], bl
);
845 fprintf(stdout
, "210 %s\n", cp
);
849 }else if(is_asccaseprefix(cmd
[0], "attachment")){
851 struct attachment
*ap
;
853 if(cmd
[1] == NULL
|| is_asccaseprefix(cmd
[1], "list")){
857 if((ap
= hp
->h_attach
) != NULL
){
858 fputs("212\n", stdout
);
860 fprintf(stdout
, "%s\n", ap
->a_path_user
);
861 while((ap
= ap
->a_flink
) != NULL
);
864 fputs("501\n", stdout
);
865 }else if(is_asccaseprefix(cmd
[1], "remove")){
866 if(cmd
[2] == NULL
|| cmd
[3] != NULL
)
869 if((ap
= n_attachment_find(hp
->h_attach
, cmd
[2], &status
)) != NULL
){
871 fputs("506\n", stdout
);
873 hp
->h_attach
= n_attachment_remove(hp
->h_attach
, ap
);
874 fprintf(stdout
, "210 %s\n", cmd
[2]);
877 fputs("501\n", stdout
);
878 }else if(is_asccaseprefix(cmd
[1], "remove-at")){
882 if(cmd
[2] == NULL
|| cmd
[3] != NULL
)
885 if((l
= strtol(cmd
[2], &eptr
, 0)) <= 0 || *eptr
!= '\0')
886 fputs("505\n", stdout
);
888 for(ap
= hp
->h_attach
; ap
!= NULL
&& --l
!= 0; ap
= ap
->a_flink
)
891 hp
->h_attach
= n_attachment_remove(hp
->h_attach
, ap
);
892 fprintf(stdout
, "210 %s\n", cmd
[2]);
894 fputs("501\n", stdout
);
896 }else if(is_asccaseprefix(cmd
[1], "insert")){
897 enum n_attach_error aerr
;
899 if(cmd
[2] == NULL
|| cmd
[3] != NULL
)
902 hp
->h_attach
= n_attachment_append(hp
->h_attach
, cmd
[2], &aerr
, &ap
);
904 case n_ATTACH_ERR_FILE_OPEN
: cp
= "505\n"; goto jatt_ins
;
905 case n_ATTACH_ERR_ICONV_FAILED
: cp
= "506\n"; goto jatt_ins
;
906 case n_ATTACH_ERR_ICONV_NAVAIL
:
907 case n_ATTACH_ERR_OTHER
:
913 case n_ATTACH_ERR_NONE
:{
916 for(i
= 0; ap
!= NULL
; ++i
, ap
= ap
->a_blink
)
918 fprintf(stdout
, "210 %" PRIuZ
"\n", i
);
921 }else if(is_asccaseprefix(cmd
[1], "attribute")){
922 if(cmd
[2] == NULL
|| cmd
[3] != NULL
)
925 if((ap
= n_attachment_find(hp
->h_attach
, cmd
[2], NULL
)) != NULL
){
927 fprintf(stdout
, "212 %s\n", cmd
[2]);
929 fprintf(stdout
, "message-number %d\n\n", ap
->a_msgno
);
931 fprintf(stdout
, "creation-name %s\nopen-path %s\nfilename %s\n",
932 ap
->a_path_user
, ap
->a_path
, ap
->a_name
);
933 if(ap
->a_content_description
!= NULL
)
934 fprintf(stdout
, "content-description %s\n",
935 ap
->a_content_description
);
936 if(ap
->a_content_id
!= NULL
)
937 fprintf(stdout
, "content-id %s\n", ap
->a_content_id
->n_name
);
938 if(ap
->a_content_type
!= NULL
)
939 fprintf(stdout
, "content-type %s\n", ap
->a_content_type
);
940 if(ap
->a_content_disposition
!= NULL
)
941 fprintf(stdout
, "content-disposition %s\n",
942 ap
->a_content_disposition
);
946 fputs("501\n", stdout
);
947 }else if(is_asccaseprefix(cmd
[1], "attribute-at")){
951 if(cmd
[2] == NULL
|| cmd
[3] != NULL
)
954 if((l
= strtol(cmd
[2], &eptr
, 0)) <= 0 || *eptr
!= '\0')
955 fputs("505\n", stdout
);
957 for(ap
= hp
->h_attach
; ap
!= NULL
&& --l
!= 0; ap
= ap
->a_flink
)
962 fputs("501\n", stdout
);
964 }else if(is_asccaseprefix(cmd
[1], "attribute-set")){
965 if(cmd
[2] == NULL
|| cmd
[3] == NULL
)
968 if((ap
= n_attachment_find(hp
->h_attach
, cmd
[2], NULL
)) != NULL
){
971 fputs("505\n", stdout
);
976 while((c
= *cp
) != '\0' && !blankchar(c
))
978 keyw
= savestrbuf(cmd
[3], PTR2SIZE(cp
- cmd
[3]));
980 for(; (c
= *++cp
) != '\0' && blankchar(c
);)
985 /* Strip [\r\n] which would render a parameter invalid XXX
986 * XXX all controls? */
987 cp
= xp
= savestr(cp
);
988 for(; (c
= *xp
) != '\0'; ++xp
)
989 if(c
== '\n' || c
== '\r')
995 if(!asccasecmp(keyw
, "filename"))
996 ap
->a_name
= (c
== '\0') ? ap
->a_path_bname
: cp
;
997 else if(!asccasecmp(keyw
, "content-description"))
998 ap
->a_content_description
= (c
== '\0') ? NULL
: cp
;
999 else if(!asccasecmp(keyw
, "content-id")){
1000 ap
->a_content_id
= NULL
;
1005 np
= checkaddrs(lextract(cp
, GREF
),
1006 /*EACM_STRICT | TODO '/' valid!! */ EACM_NOLOG
|
1008 if(np
!= NULL
&& np
->n_flink
== NULL
)
1009 ap
->a_content_id
= np
;
1013 }else if(!asccasecmp(keyw
, "content-type"))
1014 ap
->a_content_type
= (c
== '\0') ? NULL
: cp
;
1015 else if(!asccasecmp(keyw
, "content-disposition"))
1016 ap
->a_content_disposition
= (c
== '\0') ? NULL
: cp
;
1023 for(i
= 0; ap
!= NULL
; ++i
, ap
= ap
->a_blink
)
1025 fprintf(stdout
, "210 %" PRIuZ
"\n", i
);
1027 fputs("505\n", stdout
);
1030 fputs("501\n", stdout
);
1031 }else if(is_asccaseprefix(cmd
[1], "attribute-set-at")){
1035 if(cmd
[2] == NULL
|| cmd
[3] == NULL
)
1038 if((l
= strtol(cmd
[2], &eptr
, 0)) <= 0 || *eptr
!= '\0')
1039 fputs("505\n", stdout
);
1041 for(ap
= hp
->h_attach
; ap
!= NULL
&& --l
!= 0; ap
= ap
->a_flink
)
1046 fputs("501\n", stdout
);
1052 fputs("500\n", stdout
);
1059 return (ms
!= NULL
);
1062 fputs("501 ", stdout
);
1071 NYD_X
; /* Signal handler */
1073 /* the control flow is subtle, because we can be called from ~q */
1074 if (_coll_hadintr
== 0) {
1075 if (ok_blook(ignore
)) {
1076 fputs("@\n", stdout
);
1081 siglongjmp(_coll_jmp
, 1);
1083 exit_status
|= EXIT_SEND_ERROR
;
1085 savedeadletter(_coll_fp
, TRU1
);
1086 /* Aborting message, no need to fflush() .. */
1087 siglongjmp(_coll_abort
, 1);
1093 NYD_X
; /* Signal handler */
1096 savedeadletter(_coll_fp
, TRU1
);
1097 /* Let's pretend nobody else wants to clean up, a true statement at
1103 putesc(char const *s
, FILE *stream
)
1108 while (s
[0] != '\0') {
1111 if (putc('\t', stream
) == EOF
)
1118 if (putc('\n', stream
) == EOF
)
1125 if (putc(s
[0], stream
) == EOF
)
1130 if (putc('\n', stream
) == EOF
)
1139 a_coll__hook_setter(void *arg
){ /* TODO v15: drop */
1146 if((val
= detract(hp
->h_from
, GNAMEONLY
)) == NULL
)
1148 ok_vset(compose_from
, val
);
1149 if((val
= detract(hp
->h_sender
, 0)) == NULL
)
1151 ok_vset(compose_sender
, val
);
1152 if((val
= detract(hp
->h_to
, GNAMEONLY
)) == NULL
)
1154 ok_vset(compose_to
, val
);
1155 if((val
= detract(hp
->h_cc
, GNAMEONLY
)) == NULL
)
1157 ok_vset(compose_cc
, val
);
1158 if((val
= detract(hp
->h_bcc
, GNAMEONLY
)) == NULL
)
1160 ok_vset(compose_bcc
, val
);
1161 if((val
= hp
->h_subject
) == NULL
)
1163 ok_vset(compose_subject
, val
);
1168 a_coll_ocds__mac(void){
1169 /* Executes in a fork(2)ed child */
1170 setvbuf(stdout
, NULL
, _IOLBF
, 0);
1171 options
&= ~(OPT_TTYIN
| OPT_TTYOUT
| OPT_INTERACTIVE
);
1172 pstate
|= PS_COMPOSE_FORKHOOK
;
1173 temporary_call_compose_mode_hook(a_coll_ocds__macname
, NULL
, NULL
);
1178 a_coll_ocds__finalize(void *vp
){
1179 /* Note we use this for destruction upon setup errors, thus */
1180 sighandler_type opipe
;
1181 sighandler_type oint
;
1182 struct a_coll_ocds_arg
**coapp
, *coap
;
1185 temporary_call_compose_mode_hook((char*)-1, NULL
, NULL
);
1187 coap
= *(coapp
= vp
);
1188 *coapp
= (struct a_coll_ocds_arg
*)-1;
1190 if(coap
->coa_stdout
!= NULL
)
1191 if(!Pclose(coap
->coa_stdout
, FAL0
)){
1192 *coap
->coa_senderr
= TRU1
;
1193 n_err(_("*on-compose-done(-shell)?* failed: %s\n"),
1194 n_shexp_quote_cp(coap
->coa_cmd
, FAL0
));
1197 if(coap
->coa_stdin
!= NULL
)
1198 Fclose(coap
->coa_stdin
);
1199 else if(coap
->coa_pipe
[0] != -1)
1200 close(coap
->coa_pipe
[0]);
1202 if(coap
->coa_pipe
[1] != -1)
1203 close(coap
->coa_pipe
[1]);
1205 opipe
= coap
->coa_opipe
;
1206 oint
= coap
->coa_oint
;
1211 safe_signal(SIGPIPE
, opipe
);
1212 safe_signal(SIGINT
, oint
);
1218 collect(struct header
*hp
, int printheaders
, struct message
*mp
,
1219 char *quotefile
, int doprefix
, si8_t
*checkaddr_err
)
1221 struct n_ignore
const *quoteitp
;
1222 struct a_coll_ocds_arg
*coap
;
1224 int volatile t
, eofcnt
, getfields
;
1225 char *linebuf
, escape_saved
, escape
;
1226 char const *cp
, *coapm
;
1227 size_t i
, linesize
; /* TODO line pool */
1229 enum sendaction action
;
1230 sigset_t oset
, nset
;
1231 FILE * volatile sigfp
;
1242 /* Start catching signals from here, but we're still die on interrupts
1243 * until we're in the main loop */
1245 sigprocmask(SIG_BLOCK
, &nset
, &oset
);
1246 /* FIXME have dropped handlerpush() and localized onintr() in lex.c! */
1247 if ((_coll_saveint
= safe_signal(SIGINT
, SIG_IGN
)) != SIG_IGN
)
1248 safe_signal(SIGINT
, &_collint
);
1249 if ((_coll_savehup
= safe_signal(SIGHUP
, SIG_IGN
)) != SIG_IGN
)
1250 safe_signal(SIGHUP
, collhup
);
1251 if (sigsetjmp(_coll_abort
, 1))
1253 if (sigsetjmp(_coll_jmp
, 1))
1255 pstate
|= PS_COMPOSE_MODE
;
1256 sigprocmask(SIG_SETMASK
, &oset
, (sigset_t
*)NULL
);
1258 if ((_coll_fp
= Ftmp(NULL
, "collect", OF_RDWR
| OF_UNLINK
| OF_REGISTER
)) ==
1260 n_perr(_("temporary mail file"), 0);
1264 /* If we are going to prompt for a subject, refrain from printing a newline
1265 * after the headers (since some people mind) */
1267 if (!(options
& OPT_t_FLAG
)) {
1268 t
= GTO
| GSUBJECT
| GCC
| GNL
;
1269 if (ok_blook(fullnames
))
1272 if (options
& OPT_INTERACTIVE
) {
1273 if (hp
->h_subject
== NULL
&& (ok_blook(ask
) || ok_blook(asksub
)))
1274 t
&= ~GNL
, getfields
|= GSUBJECT
;
1276 if (hp
->h_to
== NULL
)
1277 t
&= ~GNL
, getfields
|= GTO
;
1279 if (!ok_blook(bsdcompat
) && !ok_blook(askatend
)) {
1280 if (hp
->h_bcc
== NULL
&& ok_blook(askbcc
))
1281 t
&= ~GNL
, getfields
|= GBCC
;
1282 if (hp
->h_cc
== NULL
&& ok_blook(askcc
))
1283 t
&= ~GNL
, getfields
|= GCC
;
1290 escape_saved
= escape
= ((cp
= ok_vlook(escape
)) != NULL
) ? *cp
: n_ESCAPE
;
1293 if (!sigsetjmp(_coll_jmp
, 1)) {
1294 /* Ask for some headers first, as necessary */
1296 grab_headers(n_LEXINPUT_CTX_COMPOSE
, hp
, getfields
, 1);
1298 /* Execute compose-enter TODO completely v15-compat intermediate!! */
1299 if((cp
= ok_vlook(on_compose_enter
)) != NULL
){
1300 setup_from_and_sender(hp
);
1301 temporary_call_compose_mode_hook(cp
, &a_coll__hook_setter
, hp
);
1304 /* Cannot do since it may require turning this into a multipart one */
1305 if(!(options
& OPT_Mm_FLAG
)){
1306 char const *cp_obsolete
= ok_vlook(NAIL_HEAD
);
1307 if(cp_obsolete
!= NULL
)
1308 OBSOLETE(_("please use *message-inject-head* "
1309 "instead of *NAIL_HEAD*"));
1311 if(((cp
= ok_vlook(message_inject_head
)) != NULL
||
1312 (cp
= cp_obsolete
) != NULL
) && putesc(cp
, _coll_fp
) < 0)
1315 /* Quote an original message */
1316 if (mp
!= NULL
&& (doprefix
|| (cp
= ok_vlook(quote
)) != NULL
)) {
1317 quoteitp
= n_IGNORE_ALL
;
1318 action
= SEND_QUOTE
;
1320 quoteitp
= n_IGNORE_FWD
;
1321 if ((cp
= ok_vlook(fwdheading
)) == NULL
)
1322 cp
= "-------- Original Message --------";
1323 if (*cp
!= '\0' && fprintf(_coll_fp
, "%s\n", cp
) < 0)
1325 } else if (!strcmp(cp
, "noheading")) {
1327 } else if (!strcmp(cp
, "headers")) {
1328 quoteitp
= n_IGNORE_TYPE
;
1329 } else if (!strcmp(cp
, "allheaders")) {
1331 action
= SEND_QUOTE_ALL
;
1333 cp
= hfield1("from", mp
);
1334 if (cp
!= NULL
&& (cnt
= (long)strlen(cp
)) > 0) {
1335 if (xmime_write(cp
, cnt
, _coll_fp
, CONV_FROMHDR
, TD_NONE
) < 0)
1337 if (fprintf(_coll_fp
, _(" wrote:\n\n")) < 0)
1341 if (fflush(_coll_fp
))
1345 else if ((cp
= ok_vlook(indentprefix
)) == NULL
)
1346 cp
= INDENT_DEFAULT
;
1347 if (sendmp(mp
, _coll_fp
, quoteitp
, cp
, action
, NULL
) < 0)
1352 if (quotefile
!= NULL
) {
1353 if (_include_file(quotefile
, &lc
, &cc
, FAL0
) != 0)
1357 if ((options
& (OPT_Mm_FLAG
| OPT_INTERACTIVE
)) == OPT_INTERACTIVE
) {
1358 /* Print what we have sofar also on the terminal (if useful) */
1359 if (!ok_blook(editalong
)) {
1361 puthead(TRU1
, hp
, stdout
, t
, SEND_TODISP
, CONV_NONE
, NULL
, NULL
);
1364 while ((c
= getc(_coll_fp
)) != EOF
) /* XXX bytewise, yuck! */
1366 if (fseek(_coll_fp
, 0, SEEK_END
))
1371 /* As mandated by the Mail Reference Manual, print "(continue)" */
1373 if(options
& OPT_INTERACTIVE
)
1374 fputs(_("(continue)\n"), stdout
);
1379 /* Come here for printing the after-signal message. Duplicate messages
1380 * won't be printed because the write is aborted if we get a SIGTTOU */
1382 n_err(_("\n(Interrupt -- one more to kill letter)\n"));
1385 /* If not under shell hook control */
1387 /* We're done with -M or -m (because we are too simple minded) */
1388 if(options
& OPT_Mm_FLAG
)
1390 /* No command escapes, interrupts not expected. Simply copy STDIN */
1391 if (!(options
& (OPT_INTERACTIVE
| OPT_t_FLAG
| OPT_TILDE_FLAG
))){
1392 linebuf
= srealloc(linebuf
, linesize
= LINESIZE
);
1393 while ((i
= fread(linebuf
, sizeof *linebuf
, linesize
, stdin
)) > 0) {
1394 if (i
!= fwrite(linebuf
, sizeof *linebuf
, i
, _coll_fp
))
1401 /* The interactive collect loop */
1404 enum n_lexinput_flags lif
;
1406 lif
= n_LEXINPUT_CTX_COMPOSE
;
1407 if(options
& (OPT_INTERACTIVE
| OPT_TILDE_FLAG
)){
1408 if(!(options
& OPT_t_FLAG
))
1409 lif
|= n_LEXINPUT_NL_ESC
;
1411 cnt
= n_lex_input(lif
, n_empty
, &linebuf
, &linesize
, NULL
);
1417 if (options
& OPT_t_FLAG
) {
1418 fflush_rewind(_coll_fp
);
1419 /* It is important to set PS_t_FLAG before extract_header() *and*
1420 * keep OPT_t_FLAG for the first parse of the message, too! */
1421 pstate
|= PS_t_FLAG
;
1422 if (makeheader(_coll_fp
, hp
, checkaddr_err
) != OKAY
)
1424 options
&= ~OPT_t_FLAG
;
1426 } else if ((options
& OPT_INTERACTIVE
) &&
1427 ok_blook(ignoreeof
) && ++eofcnt
< 4) {
1428 printf(_("*ignoreeof* set, use `~.' to terminate letter\n"));
1439 else if(coap
== NULL
){
1440 if(!(options
& (OPT_INTERACTIVE
| OPT_TILDE_FLAG
)))
1442 else if(cp
[0] == '.'){
1443 if(cnt
== 1 && (ok_blook(dot
) || ok_blook(ignoreeof
)))
1447 if(cp
[0] != escape
){
1449 if(fwrite(cp
, sizeof *cp
, cnt
, _coll_fp
) != (size_t)cnt
)
1451 /* TODO PS_READLINE_NL is a terrible hack to ensure that _in_all_-
1452 * TODO _code_paths_ a file without trailing newline isn't modified
1453 * TODO to continue one; the "saw-newline" needs to be part of an
1454 * TODO I/O input machinery object */
1456 if(pstate
& PS_READLINE_NL
){
1457 if(putc('\n', _coll_fp
) == EOF
)
1463 /* Cleanup the input string: like this we can perform a little bit of
1464 * usage testing and also have somewhat normalized history entries */
1465 for(cp
= &linebuf
[2]; (c
= *cp
) != '\0' && blankspacechar(c
); ++cp
)
1471 i
= PTR2SIZE(cp
- linebuf
) - 3;
1472 memmove(&linebuf
[3], cp
, (cnt
-= i
));
1474 linebuf
[cnt
] = '\0';
1476 if(cnt
> 0){ /* TODO v15 no more trailing WS from lex_input please */
1481 if(!blankspacechar(c
))
1484 ((char*)n_UNCONST(cp
))[0] = '\0';
1485 cnt
= PTR2SIZE(cp
- linebuf
);
1489 switch((c
= linebuf
[1])){
1491 /* On double escape, send a single one. Otherwise, it's an error */
1497 char buf
[sizeof(n_UNIREPL
)];
1500 buf
[0] = c
, buf
[1] = '\0';
1501 else if(options
& OPT_UNICODE
)
1502 memcpy(buf
, n_unirepl
, sizeof n_unirepl
);
1504 buf
[0] = '?', buf
[1] = '\0';
1505 n_err(_("Unknown command escape: ~%s\n"), buf
);
1509 n_err(_("Invalid command escape usage: %s\n"), linebuf
);
1512 /* Shell escape, send the balance of line to sh -c */
1513 if(cnt
== 2 || coap
!= NULL
)
1515 c_shell(&linebuf
[3]);
1520 /* Escape to command mode, but be nice! *//* TODO command expansion
1521 * TODO should be handled here so that we have unique history! */
1524 _execute_command(hp
, &linebuf
[3], cnt
-= 3);
1527 /* Simulate end of file on input */
1528 if(cnt
!= 2 || coap
!= NULL
)
1532 /* Same as 'q', but no *DEAD* saving */
1535 /* Force a quit, act like an interrupt had happened */
1539 _collint((c
== 'x') ? 0 : SIGINT
);
1543 /* Grab a bunch of headers */
1547 grab_headers(n_LEXINPUT_CTX_COMPOSE
, hp
,
1548 (GTO
| GSUBJECT
| GCC
| GBCC
),
1549 (ok_blook(bsdcompat
) && ok_blook(bsdorder
)));
1550 while(hp
->h_to
== NULL
);
1553 /* Grab extra headers */
1557 grab_headers(n_LEXINPUT_CTX_COMPOSE
, hp
, GEXTRA
, 0);
1558 while(check_from_and_sender(hp
->h_from
, hp
->h_sender
) == NULL
);
1561 /* Add to the To: list */
1564 hp
->h_to
= cat(hp
->h_to
,
1565 checkaddrs(lextract(&linebuf
[3], GTO
| GFULL
), EACM_NORMAL
,
1569 /* Set the Subject list */
1572 /* Subject:; take care for Debian #419840 and strip any \r and \n */
1573 if(n_anyof_cp("\n\r", hp
->h_subject
= savestr(&linebuf
[3]))){
1576 n_err(_("-s: normalizing away invalid ASCII NL / CR bytes\n"));
1577 for(xp
= hp
->h_subject
; *xp
!= '\0'; ++xp
)
1578 if(*xp
== '\n' || *xp
== '\r')
1583 struct attachment
*aplist
;
1585 /* Edit the attachment list */
1586 aplist
= hp
->h_attach
;
1587 hp
->h_attach
= NULL
;
1589 hp
->h_attach
= n_attachment_append_list(aplist
, &linebuf
[3]);
1591 hp
->h_attach
= n_attachment_list_edit(aplist
,
1592 n_LEXINPUT_CTX_COMPOSE
);
1595 /* Add to the CC list */
1598 hp
->h_cc
= cat(hp
->h_cc
,
1599 checkaddrs(lextract(&linebuf
[3], GCC
| GFULL
), EACM_NORMAL
,
1603 /* Add stuff to blind carbon copies list */
1606 hp
->h_bcc
= cat(hp
->h_bcc
,
1607 checkaddrs(lextract(&linebuf
[3], GBCC
| GFULL
), EACM_NORMAL
,
1613 cp
= n_getdeadletter();
1619 /* Invoke a file: Search for the file name, then open it and copy
1620 * the contents to _coll_fp */
1622 n_err(_("Interpolate what file?\n"));
1625 if(*(cp
= &linebuf
[3]) == '!'){
1626 insertcommand(_coll_fp
, ++cp
);
1629 if((cp
= fexpand(cp
, FEXP_LOCAL
| FEXP_NOPROTO
)) == NULL
)
1633 n_err(_("%s: is a directory\n"), n_shexp_quote_cp(cp
, FAL0
));
1636 if(_include_file(cp
, &lc
, &cc
, (c
== 'R')) != 0){
1637 if(ferror(_coll_fp
))
1641 printf(_("%s %d/%d\n"), n_shexp_quote_cp(cp
, FAL0
), lc
, cc
);
1644 /* Insert a variable into the file */
1647 if((cp
= vok_vlook(&linebuf
[3])) == NULL
|| *cp
== '\0')
1649 if(putesc(cp
, _coll_fp
) < 0) /* TODO v15: user resp upon `set' time */
1651 if((options
& OPT_INTERACTIVE
) && putesc(cp
, stdout
) < 0)
1656 /* Insert the contents of a signature variable */
1659 cp
= (c
== 'a') ? ok_vlook(sign
) : ok_vlook(Sign
);
1660 if(cp
!= NULL
&& *cp
!= '\0'){
1661 if(putesc(cp
, _coll_fp
) < 0) /* TODO v15: user upon `set' time */
1663 if((options
& OPT_INTERACTIVE
) && putesc(cp
, stdout
) < 0)
1668 /* Write the message on a file */
1671 if((cp
= fexpand(&linebuf
[3], FEXP_LOCAL
| FEXP_NOPROTO
)) == NULL
){
1672 n_err(_("Write what file!?\n"));
1676 if(exwrite(cp
, _coll_fp
, 1) < 0)
1685 /* Interpolate the named messages, if we are in receiving mail mode.
1686 * Does the standard list processing garbage. If ~f is given, we
1687 * don't shift over */
1690 if(forward(&linebuf
[3], _coll_fp
, c
) < 0)
1694 /* Print current state of the message without altering anything */
1697 print_collf(_coll_fp
, hp
);
1700 /* Pipe message through command. Collect output as new message */
1704 mespipe(&linebuf
[3]);
1708 /* Edit the current message. 'e' -> use EDITOR, 'v' -> use VISUAL */
1709 if(cnt
!= 2 || coap
!= NULL
)
1712 mesedit(c
, ok_blook(editheaders
) ? hp
: NULL
);
1715 if(!a_collect_plumbing(&linebuf
[3], hp
))
1717 if(options
& OPT_INTERACTIVE
)
1721 /* Last the lengthy help string. (Very ugly, but take care for
1722 * compiler supported string lengths :() */
1724 "COMMAND ESCAPES (to be placed after a newline) excerpt:\n"
1725 "~. Commit and send message\n"
1726 "~: <command> Execute a mail command\n"
1727 "~<! <command> Insert output of command\n"
1728 "~@ [<files>] Edit attachment list\n"
1729 "~A Insert *Sign* variable (`~a': insert *sign*)\n"
1730 "~c <users> Add users to Cc: list (`~b': to Bcc:)\n"
1731 "~d Read in $DEAD (dead.letter)\n"
1732 "~e Edit message via $EDITOR"
1735 "~F <msglist> Read in with headers, don't *indentprefix* lines\n"
1736 "~f <msglist> Like ~F, but honour `ignore' / `retain' configuration\n"
1737 "~H Edit From:, Reply-To: and Sender:\n"
1738 "~h Prompt for Subject:, To:, Cc: and \"blind\" Bcc:\n"
1739 "~i <variable> Insert a value and a newline\n"
1740 "~M <msglist> Read in with headers, *indentprefix* (`~m': `retain' etc.)\n"
1741 "~p Show current message compose buffer\n"
1742 "~r <file> Read in a file (`~<': likewise; `~R': *indentprefix* lines)"
1745 "~s <subject> Set Subject:\n"
1746 "~t <users> Add users to To: list\n"
1747 "~u <msglist> Read in message(s) without headers (`~U': indent lines)\n"
1748 "~v Edit message via $VISUAL\n"
1749 "~w <file> Write message onto file\n"
1750 "~x Abort composition, discard message (`~q': save in $DEAD)\n"
1751 "~| <command> Pipe message through shell filter"
1758 /* Finally place an entry in history as applicable */
1764 if(options
& OPT_INTERACTIVE
)
1765 n_tty_addhist(linebuf
, TRU1
);
1771 /* Do we have *on-compose-done-shell*, or *on-compose-done*?
1772 * TODO Usual f...ed up state of signals and terminal etc. */
1773 if(coap
== NULL
&& (cp
= ok_vlook(on_compose_done_shell
)) != NULL
) Jocds
:{
1774 union {int (*ptf
)(void); char const *sh
;} u
;
1777 /* Reset *escape* to be available and guaranteed! */
1781 u
.ptf
= &a_coll_ocds__mac
;
1783 a_coll_ocds__macname
= cp
= coapm
;
1785 u
.sh
= ok_vlook(SHELL
);
1790 coap
= n_lofi_alloc(n_VSTRUCT_SIZEOF(struct a_coll_ocds_arg
, coa_cmd
1792 coap
->coa_pipe
[0] = coap
->coa_pipe
[1] = -1;
1793 coap
->coa_stdin
= coap
->coa_stdout
= NULL
;
1794 coap
->coa_senderr
= checkaddr_err
;
1795 memcpy(coap
->coa_cmd
, cp
, i
);
1798 coap
->coa_opipe
= safe_signal(SIGPIPE
, SIG_IGN
);
1799 coap
->coa_oint
= safe_signal(SIGINT
, SIG_IGN
);
1802 if(pipe_cloexec(coap
->coa_pipe
) != -1 &&
1803 (coap
->coa_stdin
= Fdopen(coap
->coa_pipe
[0], "r", FAL0
)) != NULL
&&
1804 (coap
->coa_stdout
= Popen(cmd
, "W", u
.sh
, NULL
, coap
->coa_pipe
[1])
1806 close(coap
->coa_pipe
[1]);
1807 coap
->coa_pipe
[1] = -1;
1809 temporary_call_compose_mode_hook(NULL
, NULL
, NULL
);
1810 n_source_slice_hack(coap
->coa_cmd
, coap
->coa_stdin
, coap
->coa_stdout
,
1811 (options
& ~(OPT_TTYIN
| OPT_TTYOUT
| OPT_INTERACTIVE
)),
1812 &a_coll_ocds__finalize
, &coap
);
1813 /* Hook version protocol for ~^: update manual upon change! */
1814 fputs(a_COLL_PLUMBING_VERSION
"\n", coap
->coa_stdout
);
1815 #undef a_COLL_PLUMBING_VERSION
1820 a_coll_ocds__finalize(coap
);
1821 n_perr(_("Cannot invoke *on-compose-done(-shell)?*"), c
);
1824 if(*checkaddr_err
!= 0){
1828 if(coapm
== NULL
&& (coapm
= ok_vlook(on_compose_done
)) != NULL
)
1830 escape
= escape_saved
;
1832 /* Final chance to edit headers, if not already above */
1833 if (ok_blook(bsdcompat
) || ok_blook(askatend
)) {
1834 if (hp
->h_cc
== NULL
&& ok_blook(askcc
))
1835 grab_headers(n_LEXINPUT_CTX_COMPOSE
, hp
, GCC
, 1);
1836 if (hp
->h_bcc
== NULL
&& ok_blook(askbcc
))
1837 grab_headers(n_LEXINPUT_CTX_COMPOSE
, hp
, GBCC
, 1);
1839 if (hp
->h_attach
== NULL
&& ok_blook(askattach
))
1840 hp
->h_attach
= n_attachment_list_edit(hp
->h_attach
,
1841 n_LEXINPUT_CTX_COMPOSE
);
1843 /* Add automatic receivers */
1844 if ((cp
= ok_vlook(autocc
)) != NULL
&& *cp
!= '\0')
1845 hp
->h_cc
= cat(hp
->h_cc
, checkaddrs(lextract(cp
, GCC
| GFULL
),
1846 EACM_NORMAL
, checkaddr_err
));
1847 if ((cp
= ok_vlook(autobcc
)) != NULL
&& *cp
!= '\0')
1848 hp
->h_bcc
= cat(hp
->h_bcc
, checkaddrs(lextract(cp
, GBCC
| GFULL
),
1849 EACM_NORMAL
, checkaddr_err
));
1850 if (*checkaddr_err
!= 0)
1853 /* Execute compose-leave */
1854 if((cp
= ok_vlook(on_compose_leave
)) != NULL
){
1855 setup_from_and_sender(hp
);
1856 temporary_call_compose_mode_hook(cp
, &a_coll__hook_setter
, hp
);
1859 /* TODO Cannot do since it may require turning this into a multipart one */
1860 if(options
& OPT_Mm_FLAG
)
1863 /* Place signature? */
1864 if((cp
= ok_vlook(signature
)) != NULL
&& *cp
!= '\0'){
1867 if((cpq
= fexpand(cp
, FEXP_LOCAL
| FEXP_NOPROTO
)) == NULL
){
1868 n_err(_("*signature* expands to invalid file: %s\n"),
1869 n_shexp_quote_cp(cp
, FAL0
));
1872 cpq
= n_shexp_quote_cp(cp
= cpq
, FAL0
);
1874 if((sigfp
= Fopen(cp
, "r")) == NULL
){
1875 n_err(_("Can't open *signature* %s: %s\n"), cpq
, strerror(errno
));
1880 linebuf
= smalloc(linesize
= LINESIZE
);
1882 while((i
= fread(linebuf
, sizeof *linebuf
, linesize
, n_UNVOLATILE(sigfp
)))
1885 if(i
!= fwrite(linebuf
, sizeof *linebuf
, i
, _coll_fp
))
1890 FILE *x
= n_UNVOLATILE(sigfp
);
1891 int e
= errno
, ise
= ferror(x
);
1897 n_err(_("Errors while reading *signature* %s: %s\n"),
1903 if(c
!= '\0' && c
!= '\n')
1904 putc('\n', _coll_fp
);
1907 { char const *cp_obsolete
= ok_vlook(NAIL_TAIL
);
1909 if(cp_obsolete
!= NULL
)
1910 OBSOLETE(_("please use *message-inject-tail* instead of *NAIL_TAIL*"));
1912 if((cp
= ok_vlook(message_inject_tail
)) != NULL
||
1913 (cp
= cp_obsolete
) != NULL
){
1914 if(putesc(cp
, _coll_fp
) < 0)
1916 if((options
& OPT_INTERACTIVE
) && putesc(cp
, stdout
) < 0)
1922 if(fflush(_coll_fp
))
1927 if (linebuf
!= NULL
)
1930 sigprocmask(SIG_BLOCK
, &nset
, NULL
);
1931 pstate
&= ~PS_COMPOSE_MODE
;
1932 safe_signal(SIGINT
, _coll_saveint
);
1933 safe_signal(SIGHUP
, _coll_savehup
);
1934 sigprocmask(SIG_SETMASK
, &oset
, NULL
);
1939 if(coap
!= NULL
&& coap
!= (struct a_coll_ocds_arg
*)-1)
1940 n_source_slice_hack_remove_after_jump();
1942 Fclose(n_UNVOLATILE(sigfp
));
1943 if (_coll_fp
!= NULL
) {
1947 assert(checkaddr_err
!= NULL
);
1948 /* TODO We don't save in $DEAD upon error because msg not readily composed?
1949 * TODO But this no good, it should go ZOMBIE / DRAFT / POSTPONED or what! */
1950 if(*checkaddr_err
!= 0)
1951 n_err(_("Some addressees were classified as \"hard error\"\n"));
1952 else if(_coll_hadintr
== 0){
1953 *checkaddr_err
= TRU1
; /* TODO ugly: "sendout_error" now.. */
1954 n_err(_("Failed to prepare composed message (I/O error, disk full?)\n"));