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
);
533 if(!asccasecmp(cmd
[2], "from")){
536 fprintf(stdout
, "%s %s\n", (np
== NULL
? "501" : "210"), cp
);
537 }else if(!asccasecmp(cmd
[2], cp
= "Sender")){
540 }else if(!asccasecmp(cmd
[2], cp
= "To")){
543 }else if(!asccasecmp(cmd
[2], cp
= "Cc")){
546 }else if(!asccasecmp(cmd
[2], cp
= "Bcc")){
549 }else if(!asccasecmp(cmd
[2], cp
= "Subject")){
550 np
= (struct name
*)-1;
552 }else if(!asccasecmp(cmd
[2], cp
= "Reply-To")){
555 }else if(!asccasecmp(cmd
[2], cp
= "Mail-Followup-To")){
558 }else if(!asccasecmp(cmd
[2], cp
= "Message-ID")){
559 np
= hp
->h_message_id
;
561 }else if(!asccasecmp(cmd
[2], cp
= "References")){
564 }else if(!asccasecmp(cmd
[2], cp
= "In-Reply-To")){
565 np
= hp
->h_in_reply_to
;
568 /* Primitive name normalization XXX header object should
569 * XXX have a more sophisticated accessible one */
572 cp
= xp
= savestr(cmd
[2]);
573 xp
[0] = upperchar(xp
[0]);
575 xp
[0] = lowerchar(xp
[0]);
577 for(hfp
= hp
->h_user_headers
;; hfp
= hfp
->hf_next
){
580 else if(!asccasecmp(cp
, &hfp
->hf_dat
[0])){
581 fprintf(stdout
, "210 %s\n", cp
);
587 }else if(is_asccaseprefix(cmd
[1], "show")){
588 if(cmd
[2] == NULL
|| cmd
[3] != NULL
)
590 if(!asccasecmp(cmd
[2], "from")){
594 fprintf(stdout
, "211 %s\n", cp
);
596 fprintf(stdout
, "%s %s\n", np
->n_name
, np
->n_fullname
);
597 while((np
= np
->n_flink
) != NULL
);
601 }else if(!asccasecmp(cmd
[2], cp
= "Sender")){
604 }else if(!asccasecmp(cmd
[2], cp
= "To")){
607 }else if(!asccasecmp(cmd
[2], cp
= "Cc")){
610 }else if(!asccasecmp(cmd
[2], cp
= "Bcc")){
613 }else if(!asccasecmp(cmd
[2], cp
= "Reply-To")){
616 }else if(!asccasecmp(cmd
[2], cp
= "Mail-Followup-To")){
619 }else if(!asccasecmp(cmd
[2], cp
= "Message-ID")){
620 np
= hp
->h_message_id
;
622 }else if(!asccasecmp(cmd
[2], cp
= "References")){
625 }else if(!asccasecmp(cmd
[2], cp
= "In-Reply-To")){
626 np
= hp
->h_in_reply_to
;
628 }else if(!asccasecmp(cmd
[2], cp
= "Subject")){
629 if(hp
->h_subject
!= NULL
)
630 fprintf(stdout
, "212 %s\n%s\n\n", cp
, hp
->h_subject
);
632 fprintf(stdout
, "501 %s\n", cp
);
634 /* Primitive name normalization XXX header object should
635 * XXX have a more sophisticated accessible one */
639 cp
= xp
= savestr(cmd
[2]);
640 xp
[0] = upperchar(xp
[0]);
642 xp
[0] = lowerchar(xp
[0]);
644 for(any
= FAL0
, hfp
= hp
->h_user_headers
; hfp
!= NULL
;
646 if(!asccasecmp(cp
, &hfp
->hf_dat
[0])){
648 fprintf(stdout
, "212 %s\n", cp
);
650 fprintf(stdout
, "%s\n", &hfp
->hf_dat
[hfp
->hf_nl
+1]);
658 }else if(is_asccaseprefix(cmd
[1], "remove")){
659 if(cmd
[2] == NULL
|| cmd
[3] != NULL
)
661 if(!asccasecmp(cmd
[2], "from")){
666 fprintf(stdout
, "210 %s\n", cp
);
669 }else if(!asccasecmp(cmd
[2], cp
= "Sender")){
672 }else if(!asccasecmp(cmd
[2], cp
= "To")){
675 }else if(!asccasecmp(cmd
[2], cp
= "Cc")){
678 }else if(!asccasecmp(cmd
[2], cp
= "Bcc")){
681 }else if(!asccasecmp(cmd
[2], cp
= "Reply-To")){
682 npp
= &hp
->h_replyto
;
684 }else if(!asccasecmp(cmd
[2], cp
= "Mail-Followup-To")){
687 }else if(!asccasecmp(cmd
[2], cp
= "Message-ID")){
688 npp
= &hp
->h_message_id
;
690 }else if(!asccasecmp(cmd
[2], cp
= "References")){
693 }else if(!asccasecmp(cmd
[2], cp
= "In-Reply-To")){
694 npp
= &hp
->h_in_reply_to
;
696 }else if(!asccasecmp(cmd
[2], cp
= "Subject")){
697 if(hp
->h_subject
!= NULL
){
698 hp
->h_subject
= NULL
;
699 fprintf(stdout
, "210 %s\n", cp
);
703 /* Primitive name normalization XXX header object should
704 * XXX have a more sophisticated accessible one */
705 struct n_header_field
**hfpp
;
709 cp
= xp
= savestr(cmd
[2]);
710 xp
[0] = upperchar(xp
[0]);
712 xp
[0] = lowerchar(xp
[0]);
714 for(any
= FAL0
, hfpp
= &hp
->h_user_headers
; (hfp
= *hfpp
) != NULL
;){
715 if(!asccasecmp(cp
, &hfp
->hf_dat
[0])){
716 *hfpp
= hfp
->hf_next
;
718 fprintf(stdout
, "210 %s\n", cp
);
721 hfp
= *(hfpp
= &hfp
->hf_next
);
726 }else if(is_asccaseprefix(cmd
[1], "insert")){ /* TODO LOGIC BELONGS head.c
727 * TODO That is: Header::factory(string) -> object (blahblah).
728 * TODO I.e., as long as we don't have regular RFC compliant parsers
729 * TODO which differentiate in between structured and unstructured
730 * TODO header fields etc., a little workaround */
732 enum expand_addr_check_mode eacm
;
736 /* Strip [\r\n] which would render a body invalid XXX all controls? */
740 cmd
[3] = xp
= savestr(cmd
[3]);
741 for(; (c
= *xp
) != '\0'; ++xp
)
742 if(c
== '\n' || c
== '\r')
747 ntype
= GEXTRA
| GFULL
| GFULLEXTRA
;
750 if(cmd
[2] == NULL
|| cmd
[3] == NULL
)
752 if(!asccasecmp(cmd
[2], "from")){
756 if((np
= lextract(cmd
[3], ntype
)) == NULL
)
758 else if((np
= checkaddrs(np
, eacm
, &aerr
), aerr
!= 0))
759 fprintf(stdout
, "505 %s\n", cp
);
760 else if(!mult_ok
&& (np
->n_flink
!= NULL
|| *npp
!= NULL
))
761 fprintf(stdout
, "506 %s\n", cp
);
763 *npp
= cat(*npp
, np
);
764 fprintf(stdout
, "210 %s\n", cp
);
766 }else if(!asccasecmp(cmd
[2], cp
= "Sender")){
770 }else if(!asccasecmp(cmd
[2], cp
= "To")){
773 eacm
= EACM_NORMAL
| EAF_NAME
;
775 }else if(!asccasecmp(cmd
[2], cp
= "Cc")){
778 eacm
= EACM_NORMAL
| EAF_NAME
;
780 }else if(!asccasecmp(cmd
[2], cp
= "Bcc")){
783 eacm
= EACM_NORMAL
| EAF_NAME
;
785 }else if(!asccasecmp(cmd
[2], cp
= "Reply-To")){
786 npp
= &hp
->h_replyto
;
788 }else if(!asccasecmp(cmd
[2], cp
= "Mail-Followup-To")){
792 }else if(!asccasecmp(cmd
[2], cp
= "Message-ID")){
794 npp
= &hp
->h_message_id
;
797 }else if(!asccasecmp(cmd
[2], cp
= "References")){
802 }else if(!asccasecmp(cmd
[2], cp
= "In-Reply-To")){
803 npp
= &hp
->h_in_reply_to
;
807 }else if(!asccasecmp(cmd
[2], cp
= "Subject")){
808 if(cmd
[3][0] != '\0'){
809 if(hp
->h_subject
!= NULL
)
810 hp
->h_subject
= savecatsep(hp
->h_subject
, ' ', cmd
[3]);
812 hp
->h_subject
= n_UNCONST(cmd
[3]);
813 fprintf(stdout
, "210 %s\n", cp
);
817 /* Primitive name normalization XXX header object should
818 * XXX have a more sophisticated accessible one */
820 struct n_header_field
**hfpp
;
822 for(cp
= cmd
[2]; *cp
!= '\0'; ++cp
)
823 if(!fieldnamechar(*cp
)){
828 for(hfpp
= &hp
->h_user_headers
; *hfpp
!= NULL
;)
829 hfpp
= &(*hfpp
)->hf_next
;
831 nl
= strlen(cp
= cmd
[2]);
832 bl
= strlen(cmd
[3]) +1;
833 *hfpp
= hfp
= salloc(n_VSTRUCT_SIZEOF(struct n_header_field
, hf_dat
838 memcpy(hfp
->hf_dat
, cp
, nl
);
839 hfp
->hf_dat
[nl
++] = '\0';
840 memcpy(hfp
->hf_dat
+ nl
, cmd
[3], bl
);
841 fprintf(stdout
, "210 %s\n", cp
);
845 }else if(is_asccaseprefix(cmd
[0], "attachment")){
847 struct attachment
*ap
;
849 if(cmd
[1] == NULL
|| is_asccaseprefix(cmd
[1], "list")){
852 if((ap
= hp
->h_attach
) != NULL
){
853 fputs("212\n", stdout
);
855 fprintf(stdout
, "%s\n", ap
->a_path_user
);
856 while((ap
= ap
->a_flink
) != NULL
);
859 fputs("501\n", stdout
);
860 }else if(is_asccaseprefix(cmd
[1], "remove")){
863 if((ap
= n_attachment_find(hp
->h_attach
, cmd
[2], &status
)) != NULL
){
865 fputs("506\n", stdout
);
867 hp
->h_attach
= n_attachment_remove(hp
->h_attach
, ap
);
868 fprintf(stdout
, "210 %s\n", cmd
[2]);
871 fputs("501\n", stdout
);
872 }else if(is_asccaseprefix(cmd
[1], "remove-at")){
878 if((l
= strtol(cmd
[2], &eptr
, 0)) <= 0 || *eptr
!= '\0')
879 fputs("505\n", stdout
);
881 for(ap
= hp
->h_attach
; ap
!= NULL
&& --l
!= 0; ap
= ap
->a_flink
)
884 hp
->h_attach
= n_attachment_remove(hp
->h_attach
, ap
);
885 fprintf(stdout
, "210 %s\n", cmd
[2]);
887 fputs("501\n", stdout
);
889 }else if(is_asccaseprefix(cmd
[1], "insert")){
890 enum n_attach_error aerr
;
894 hp
->h_attach
= n_attachment_append(hp
->h_attach
, cmd
[2], &aerr
, &ap
);
896 case n_ATTACH_ERR_FILE_OPEN
: cp
= "505\n"; goto jatt_ins
;
897 case n_ATTACH_ERR_ICONV_FAILED
: cp
= "506\n"; goto jatt_ins
;
898 case n_ATTACH_ERR_ICONV_NAVAIL
:
899 case n_ATTACH_ERR_OTHER
:
905 case n_ATTACH_ERR_NONE
:{
908 for(i
= 0; ap
!= NULL
; ++i
, ap
= ap
->a_blink
)
910 fprintf(stdout
, "210 %" PRIuZ
"\n", i
);
913 }else if(is_asccaseprefix(cmd
[1], "attribute")){
916 if((ap
= n_attachment_find(hp
->h_attach
, cmd
[2], NULL
)) != NULL
){
918 fprintf(stdout
, "212 %s\n", cmd
[2]);
920 fprintf(stdout
, "message-number %d\n\n", ap
->a_msgno
);
922 fprintf(stdout
, "creation-name %s\nopen-path %s\nfilename %s\n",
923 ap
->a_path_user
, ap
->a_path
, ap
->a_name
);
924 if(ap
->a_content_description
!= NULL
)
925 fprintf(stdout
, "content-description %s\n",
926 ap
->a_content_description
);
927 if(ap
->a_content_id
!= NULL
)
928 fprintf(stdout
, "content-id %s\n", ap
->a_content_id
);
929 if(ap
->a_content_type
!= NULL
)
930 fprintf(stdout
, "content-type %s\n", ap
->a_content_type
);
931 if(ap
->a_content_disposition
!= NULL
)
932 fprintf(stdout
, "content-disposition %s\n",
933 ap
->a_content_disposition
);
937 fputs("501\n", stdout
);
938 }else if(is_asccaseprefix(cmd
[1], "attribute-at")){
944 if((l
= strtol(cmd
[2], &eptr
, 0)) <= 0 || *eptr
!= '\0')
945 fputs("505\n", stdout
);
947 for(ap
= hp
->h_attach
; ap
!= NULL
&& --l
!= 0; ap
= ap
->a_flink
)
952 fputs("501\n", stdout
);
954 }else if(is_asccaseprefix(cmd
[1], "attribute-set")){
955 if(cmd
[2] == NULL
|| cmd
[3] == NULL
)
957 if((ap
= n_attachment_find(hp
->h_attach
, cmd
[2], NULL
)) != NULL
){
960 fputs("505\n", stdout
);
965 while((c
= *cp
) != '\0' && !blankchar(c
))
967 keyw
= savestrbuf(cmd
[3], PTR2SIZE(cp
- cmd
[3]));
969 for(; (c
= *++cp
) != '\0' && blankchar(c
);)
974 /* Strip [\r\n] which would render a parameter invalid XXX
975 * XXX all controls? */
976 cp
= xp
= savestr(cp
);
977 for(; (c
= *xp
) != '\0'; ++xp
)
978 if(c
== '\n' || c
== '\r')
983 if(!asccasecmp(keyw
, "filename"))
984 ap
->a_name
= (c
== '\0') ? ap
->a_path_bname
: cp
;
985 else if(!asccasecmp(keyw
, "content-description"))
986 ap
->a_content_description
= (c
== '\0') ? NULL
: cp
;
987 else if(!asccasecmp(keyw
, "content-id"))
988 ap
->a_content_id
= (c
== '\0') ? NULL
: cp
;
989 else if(!asccasecmp(keyw
, "content-type"))
990 ap
->a_content_type
= (c
== '\0') ? NULL
: cp
;
991 else if(!asccasecmp(keyw
, "content-disposition"))
992 ap
->a_content_disposition
= (c
== '\0') ? NULL
: cp
;
999 for(i
= 0; ap
!= NULL
; ++i
, ap
= ap
->a_blink
)
1001 fprintf(stdout
, "210 %" PRIuZ
"\n", i
);
1003 fputs("505\n", stdout
);
1006 fputs("501\n", stdout
);
1007 }else if(is_asccaseprefix(cmd
[1], "attribute-set-at")){
1011 if(cmd
[2] == NULL
|| cmd
[3] == NULL
)
1013 if((l
= strtol(cmd
[2], &eptr
, 0)) <= 0 || *eptr
!= '\0')
1014 fputs("505\n", stdout
);
1016 for(ap
= hp
->h_attach
; ap
!= NULL
&& --l
!= 0; ap
= ap
->a_flink
)
1021 fputs("501\n", stdout
);
1027 fputs("500\n", stdout
);
1034 return (ms
!= NULL
);
1037 fputs("501 ", stdout
);
1046 NYD_X
; /* Signal handler */
1048 /* the control flow is subtle, because we can be called from ~q */
1049 if (_coll_hadintr
== 0) {
1050 if (ok_blook(ignore
)) {
1051 fputs("@\n", stdout
);
1056 siglongjmp(_coll_jmp
, 1);
1058 exit_status
|= EXIT_SEND_ERROR
;
1060 savedeadletter(_coll_fp
, TRU1
);
1061 /* Aborting message, no need to fflush() .. */
1062 siglongjmp(_coll_abort
, 1);
1068 NYD_X
; /* Signal handler */
1071 savedeadletter(_coll_fp
, TRU1
);
1072 /* Let's pretend nobody else wants to clean up, a true statement at
1078 putesc(char const *s
, FILE *stream
)
1083 while (s
[0] != '\0') {
1086 if (putc('\t', stream
) == EOF
)
1093 if (putc('\n', stream
) == EOF
)
1100 if (putc(s
[0], stream
) == EOF
)
1105 if (putc('\n', stream
) == EOF
)
1114 a_coll__hook_setter(void *arg
){ /* TODO v15: drop */
1121 if((val
= detract(hp
->h_from
, GNAMEONLY
)) == NULL
)
1123 ok_vset(compose_from
, val
);
1124 if((val
= detract(hp
->h_sender
, 0)) == NULL
)
1126 ok_vset(compose_sender
, val
);
1127 if((val
= detract(hp
->h_to
, GNAMEONLY
)) == NULL
)
1129 ok_vset(compose_to
, val
);
1130 if((val
= detract(hp
->h_cc
, GNAMEONLY
)) == NULL
)
1132 ok_vset(compose_cc
, val
);
1133 if((val
= detract(hp
->h_bcc
, GNAMEONLY
)) == NULL
)
1135 ok_vset(compose_bcc
, val
);
1136 if((val
= hp
->h_subject
) == NULL
)
1138 ok_vset(compose_subject
, val
);
1143 a_coll_ocds__mac(void){
1144 /* Executes in a fork(2)ed child */
1145 setvbuf(stdout
, NULL
, _IOLBF
, 0);
1146 pstate
|= PS_COMPOSE_FORKHOOK
;
1147 temporary_call_compose_mode_hook(a_coll_ocds__macname
, NULL
, NULL
);
1152 a_coll_ocds__finalize(void *vp
){
1153 /* Note we use this for destruction upon setup errors, thus */
1154 sighandler_type opipe
;
1155 sighandler_type oint
;
1156 struct a_coll_ocds_arg
**coapp
, *coap
;
1159 temporary_call_compose_mode_hook((char*)-1, NULL
, NULL
);
1161 coap
= *(coapp
= vp
);
1162 *coapp
= (struct a_coll_ocds_arg
*)-1;
1164 if(coap
->coa_stdout
!= NULL
)
1165 if(!Pclose(coap
->coa_stdout
, FAL0
)){
1166 *coap
->coa_senderr
= TRU1
;
1167 n_err(_("*on-compose-done(-shell)?* failed: %s\n"),
1168 n_shexp_quote_cp(coap
->coa_cmd
, FAL0
));
1171 if(coap
->coa_stdin
!= NULL
)
1172 Fclose(coap
->coa_stdin
);
1173 else if(coap
->coa_pipe
[0] != -1)
1174 close(coap
->coa_pipe
[0]);
1176 if(coap
->coa_pipe
[1] != -1)
1177 close(coap
->coa_pipe
[1]);
1179 opipe
= coap
->coa_opipe
;
1180 oint
= coap
->coa_oint
;
1185 safe_signal(SIGPIPE
, opipe
);
1186 safe_signal(SIGINT
, oint
);
1192 collect(struct header
*hp
, int printheaders
, struct message
*mp
,
1193 char *quotefile
, int doprefix
, si8_t
*checkaddr_err
)
1195 struct n_ignore
const *quoteitp
;
1196 struct a_coll_ocds_arg
*coap
;
1198 int volatile t
, eofcnt
, getfields
;
1199 char *linebuf
, escape_saved
, escape
;
1200 char const *cp
, *coapm
;
1201 size_t i
, linesize
; /* TODO line pool */
1203 enum sendaction action
;
1204 sigset_t oset
, nset
;
1205 FILE * volatile sigfp
;
1216 /* Start catching signals from here, but we're still die on interrupts
1217 * until we're in the main loop */
1219 sigprocmask(SIG_BLOCK
, &nset
, &oset
);
1220 /* FIXME have dropped handlerpush() and localized onintr() in lex.c! */
1221 if ((_coll_saveint
= safe_signal(SIGINT
, SIG_IGN
)) != SIG_IGN
)
1222 safe_signal(SIGINT
, &_collint
);
1223 if ((_coll_savehup
= safe_signal(SIGHUP
, SIG_IGN
)) != SIG_IGN
)
1224 safe_signal(SIGHUP
, collhup
);
1225 if (sigsetjmp(_coll_abort
, 1))
1227 if (sigsetjmp(_coll_jmp
, 1))
1229 pstate
|= PS_COMPOSE_MODE
;
1230 sigprocmask(SIG_SETMASK
, &oset
, (sigset_t
*)NULL
);
1232 if ((_coll_fp
= Ftmp(NULL
, "collect", OF_RDWR
| OF_UNLINK
| OF_REGISTER
)) ==
1234 n_perr(_("temporary mail file"), 0);
1238 /* If we are going to prompt for a subject, refrain from printing a newline
1239 * after the headers (since some people mind) */
1241 if (!(options
& OPT_t_FLAG
)) {
1242 t
= GTO
| GSUBJECT
| GCC
| GNL
;
1243 if (ok_blook(fullnames
))
1246 if (options
& OPT_INTERACTIVE
) {
1247 if (hp
->h_subject
== NULL
&& (ok_blook(ask
) || ok_blook(asksub
)))
1248 t
&= ~GNL
, getfields
|= GSUBJECT
;
1250 if (hp
->h_to
== NULL
)
1251 t
&= ~GNL
, getfields
|= GTO
;
1253 if (!ok_blook(bsdcompat
) && !ok_blook(askatend
)) {
1254 if (hp
->h_bcc
== NULL
&& ok_blook(askbcc
))
1255 t
&= ~GNL
, getfields
|= GBCC
;
1256 if (hp
->h_cc
== NULL
&& ok_blook(askcc
))
1257 t
&= ~GNL
, getfields
|= GCC
;
1264 escape_saved
= escape
= ((cp
= ok_vlook(escape
)) != NULL
) ? *cp
: n_ESCAPE
;
1267 if (!sigsetjmp(_coll_jmp
, 1)) {
1268 /* Ask for some headers first, as necessary */
1270 grab_headers(n_LEXINPUT_CTX_COMPOSE
, hp
, getfields
, 1);
1272 /* Execute compose-enter TODO completely v15-compat intermediate!! */
1273 if((cp
= ok_vlook(on_compose_enter
)) != NULL
){
1274 setup_from_and_sender(hp
);
1275 temporary_call_compose_mode_hook(cp
, &a_coll__hook_setter
, hp
);
1278 /* Cannot do since it may require turning this into a multipart one */
1279 if(!(options
& OPT_Mm_FLAG
)){
1280 char const *cp_obsolete
= ok_vlook(NAIL_HEAD
);
1281 if(cp_obsolete
!= NULL
)
1282 OBSOLETE(_("please use *message-inject-head* "
1283 "instead of *NAIL_HEAD*"));
1285 if(((cp
= ok_vlook(message_inject_head
)) != NULL
||
1286 (cp
= cp_obsolete
) != NULL
) && putesc(cp
, _coll_fp
) < 0)
1289 /* Quote an original message */
1290 if (mp
!= NULL
&& (doprefix
|| (cp
= ok_vlook(quote
)) != NULL
)) {
1291 quoteitp
= n_IGNORE_ALL
;
1292 action
= SEND_QUOTE
;
1294 quoteitp
= n_IGNORE_FWD
;
1295 if ((cp
= ok_vlook(fwdheading
)) == NULL
)
1296 cp
= "-------- Original Message --------";
1297 if (*cp
!= '\0' && fprintf(_coll_fp
, "%s\n", cp
) < 0)
1299 } else if (!strcmp(cp
, "noheading")) {
1301 } else if (!strcmp(cp
, "headers")) {
1302 quoteitp
= n_IGNORE_TYPE
;
1303 } else if (!strcmp(cp
, "allheaders")) {
1305 action
= SEND_QUOTE_ALL
;
1307 cp
= hfield1("from", mp
);
1308 if (cp
!= NULL
&& (cnt
= (long)strlen(cp
)) > 0) {
1309 if (xmime_write(cp
, cnt
, _coll_fp
, CONV_FROMHDR
, TD_NONE
) < 0)
1311 if (fprintf(_coll_fp
, _(" wrote:\n\n")) < 0)
1315 if (fflush(_coll_fp
))
1319 else if ((cp
= ok_vlook(indentprefix
)) == NULL
)
1320 cp
= INDENT_DEFAULT
;
1321 if (sendmp(mp
, _coll_fp
, quoteitp
, cp
, action
, NULL
) < 0)
1326 if (quotefile
!= NULL
) {
1327 if (_include_file(quotefile
, &lc
, &cc
, FAL0
) != 0)
1331 if ((options
& (OPT_Mm_FLAG
| OPT_INTERACTIVE
)) == OPT_INTERACTIVE
) {
1332 /* Print what we have sofar also on the terminal (if useful) */
1333 if (!ok_blook(editalong
)) {
1335 puthead(TRU1
, hp
, stdout
, t
, SEND_TODISP
, CONV_NONE
, NULL
, NULL
);
1338 while ((c
= getc(_coll_fp
)) != EOF
) /* XXX bytewise, yuck! */
1340 if (fseek(_coll_fp
, 0, SEEK_END
))
1345 /* As mandated by the Mail Reference Manual, print "(continue)" */
1347 if(options
& OPT_INTERACTIVE
)
1348 fputs(_("(continue)\n"), stdout
);
1353 /* Come here for printing the after-signal message. Duplicate messages
1354 * won't be printed because the write is aborted if we get a SIGTTOU */
1356 n_err(_("\n(Interrupt -- one more to kill letter)\n"));
1359 /* If not under shell hook control */
1361 /* We're done with -M or -m (because we are too simple minded) */
1362 if(options
& OPT_Mm_FLAG
)
1364 /* No command escapes, interrupts not expected. Simply copy STDIN */
1365 if (!(options
& (OPT_INTERACTIVE
| OPT_t_FLAG
| OPT_TILDE_FLAG
))){
1366 linebuf
= srealloc(linebuf
, linesize
= LINESIZE
);
1367 while ((i
= fread(linebuf
, sizeof *linebuf
, linesize
, stdin
)) > 0) {
1368 if (i
!= fwrite(linebuf
, sizeof *linebuf
, i
, _coll_fp
))
1375 /* The interactive collect loop */
1378 enum n_lexinput_flags lif
;
1380 lif
= n_LEXINPUT_CTX_COMPOSE
;
1381 if(options
& (OPT_INTERACTIVE
| OPT_TILDE_FLAG
)){
1382 if(!(options
& OPT_t_FLAG
))
1383 lif
|= n_LEXINPUT_NL_ESC
;
1385 cnt
= n_lex_input(lif
, n_empty
, &linebuf
, &linesize
, NULL
);
1391 if (options
& OPT_t_FLAG
) {
1392 fflush_rewind(_coll_fp
);
1393 /* It is important to set PS_t_FLAG before extract_header() *and*
1394 * keep OPT_t_FLAG for the first parse of the message, too! */
1395 pstate
|= PS_t_FLAG
;
1396 if (makeheader(_coll_fp
, hp
, checkaddr_err
) != OKAY
)
1398 options
&= ~OPT_t_FLAG
;
1400 } else if ((options
& OPT_INTERACTIVE
) &&
1401 ok_blook(ignoreeof
) && ++eofcnt
< 4) {
1402 printf(_("*ignoreeof* set, use `~.' to terminate letter\n"));
1413 else if(coap
== NULL
){
1414 if(!(options
& (OPT_INTERACTIVE
| OPT_TILDE_FLAG
)))
1416 else if(cp
[0] == '.'){
1417 if(cnt
== 1 && (ok_blook(dot
) || ok_blook(ignoreeof
)))
1421 if(cp
[0] != escape
){
1423 if(fwrite(cp
, sizeof *cp
, cnt
, _coll_fp
) != (size_t)cnt
)
1425 /* TODO PS_READLINE_NL is a terrible hack to ensure that _in_all_-
1426 * TODO _code_paths_ a file without trailing newline isn't modified
1427 * TODO to continue one; the "saw-newline" needs to be part of an
1428 * TODO I/O input machinery object */
1430 if(pstate
& PS_READLINE_NL
){
1431 if(putc('\n', _coll_fp
) == EOF
)
1437 /* Cleanup the input string: like this we can perform a little bit of
1438 * usage testing and also have somewhat normalized history entries */
1439 for(cp
= &linebuf
[2]; (c
= *cp
) != '\0' && blankspacechar(c
); ++cp
)
1445 i
= PTR2SIZE(cp
- linebuf
) - 3;
1446 memmove(&linebuf
[3], cp
, (cnt
-= i
));
1448 linebuf
[cnt
] = '\0';
1450 if(cnt
> 0){ /* TODO v15 no more trailing WS from lex_input please */
1455 if(!blankspacechar(c
))
1458 ((char*)n_UNCONST(cp
))[0] = '\0';
1459 cnt
= PTR2SIZE(cp
- linebuf
);
1463 switch((c
= linebuf
[1])){
1465 /* On double escape, send a single one. Otherwise, it's an error */
1471 char buf
[sizeof(n_UNIREPL
)];
1474 buf
[0] = c
, buf
[1] = '\0';
1475 else if(options
& OPT_UNICODE
)
1476 memcpy(buf
, n_unirepl
, sizeof n_unirepl
);
1478 buf
[0] = '?', buf
[1] = '\0';
1479 n_err(_("Unknown command escape: ~%s\n"), buf
);
1483 n_err(_("Invalid command escape usage: %s\n"), linebuf
);
1486 /* Shell escape, send the balance of line to sh -c */
1487 if(cnt
== 2 || coap
!= NULL
)
1489 c_shell(&linebuf
[3]);
1494 /* Escape to command mode, but be nice! *//* TODO command expansion
1495 * TODO should be handled here so that we have unique history! */
1498 _execute_command(hp
, &linebuf
[3], cnt
-= 3);
1501 /* Simulate end of file on input */
1502 if(cnt
!= 2 || coap
!= NULL
)
1506 /* Same as 'q', but no *DEAD* saving */
1509 /* Force a quit, act like an interrupt had happened */
1513 _collint((c
== 'x') ? 0 : SIGINT
);
1517 /* Grab a bunch of headers */
1521 grab_headers(n_LEXINPUT_CTX_COMPOSE
, hp
,
1522 (GTO
| GSUBJECT
| GCC
| GBCC
),
1523 (ok_blook(bsdcompat
) && ok_blook(bsdorder
)));
1524 while(hp
->h_to
== NULL
);
1527 /* Grab extra headers */
1531 grab_headers(n_LEXINPUT_CTX_COMPOSE
, hp
, GEXTRA
, 0);
1532 while(check_from_and_sender(hp
->h_from
, hp
->h_sender
) == NULL
);
1535 /* Add to the To: list */
1538 hp
->h_to
= cat(hp
->h_to
,
1539 checkaddrs(lextract(&linebuf
[3], GTO
| GFULL
), EACM_NORMAL
,
1543 /* Set the Subject list */
1546 /* Subject:; take care for Debian #419840 and strip any \r and \n */
1547 if(n_anyof_cp("\n\r", hp
->h_subject
= savestr(&linebuf
[3]))){
1550 n_err(_("-s: normalizing away invalid ASCII NL / CR bytes\n"));
1551 for(xp
= hp
->h_subject
; *xp
!= '\0'; ++xp
)
1552 if(*xp
== '\n' || *xp
== '\r')
1557 struct attachment
*aplist
;
1559 /* Edit the attachment list */
1560 aplist
= hp
->h_attach
;
1561 hp
->h_attach
= NULL
;
1563 hp
->h_attach
= n_attachment_append_list(aplist
, &linebuf
[3]);
1565 hp
->h_attach
= n_attachment_list_edit(aplist
,
1566 n_LEXINPUT_CTX_COMPOSE
);
1569 /* Add to the CC list */
1572 hp
->h_cc
= cat(hp
->h_cc
,
1573 checkaddrs(lextract(&linebuf
[3], GCC
| GFULL
), EACM_NORMAL
,
1577 /* Add stuff to blind carbon copies list */
1580 hp
->h_bcc
= cat(hp
->h_bcc
,
1581 checkaddrs(lextract(&linebuf
[3], GBCC
| GFULL
), EACM_NORMAL
,
1587 cp
= n_getdeadletter();
1593 /* Invoke a file: Search for the file name, then open it and copy
1594 * the contents to _coll_fp */
1596 n_err(_("Interpolate what file?\n"));
1599 if(*(cp
= &linebuf
[3]) == '!'){
1600 insertcommand(_coll_fp
, ++cp
);
1603 if((cp
= fexpand(cp
, FEXP_LOCAL
| FEXP_NOPROTO
)) == NULL
)
1607 n_err(_("%s: is a directory\n"), n_shexp_quote_cp(cp
, FAL0
));
1610 if(_include_file(cp
, &lc
, &cc
, (c
== 'R')) != 0){
1611 if(ferror(_coll_fp
))
1615 printf(_("%s %d/%d\n"), n_shexp_quote_cp(cp
, FAL0
), lc
, cc
);
1618 /* Insert a variable into the file */
1621 if((cp
= vok_vlook(&linebuf
[3])) == NULL
|| *cp
== '\0')
1623 if(putesc(cp
, _coll_fp
) < 0) /* TODO v15: user resp upon `set' time */
1625 if((options
& OPT_INTERACTIVE
) && putesc(cp
, stdout
) < 0)
1630 /* Insert the contents of a signature variable */
1633 cp
= (c
== 'a') ? ok_vlook(sign
) : ok_vlook(Sign
);
1634 if(cp
!= NULL
&& *cp
!= '\0'){
1635 if(putesc(cp
, _coll_fp
) < 0) /* TODO v15: user upon `set' time */
1637 if((options
& OPT_INTERACTIVE
) && putesc(cp
, stdout
) < 0)
1642 /* Write the message on a file */
1645 if((cp
= fexpand(&linebuf
[3], FEXP_LOCAL
| FEXP_NOPROTO
)) == NULL
){
1646 n_err(_("Write what file!?\n"));
1650 if(exwrite(cp
, _coll_fp
, 1) < 0)
1659 /* Interpolate the named messages, if we are in receiving mail mode.
1660 * Does the standard list processing garbage. If ~f is given, we
1661 * don't shift over */
1664 if(forward(&linebuf
[3], _coll_fp
, c
) < 0)
1668 /* Print current state of the message without altering anything */
1671 print_collf(_coll_fp
, hp
);
1674 /* Pipe message through command. Collect output as new message */
1678 mespipe(&linebuf
[3]);
1682 /* Edit the current message. 'e' -> use EDITOR, 'v' -> use VISUAL */
1683 if(cnt
!= 2 || coap
!= NULL
)
1686 mesedit(c
, ok_blook(editheaders
) ? hp
: NULL
);
1689 if(!a_collect_plumbing(&linebuf
[3], hp
))
1691 if(options
& OPT_INTERACTIVE
)
1695 /* Last the lengthy help string. (Very ugly, but take care for
1696 * compiler supported string lengths :() */
1698 "COMMAND ESCAPES (to be placed after a newline) excerpt:\n"
1699 "~. Commit and send message\n"
1700 "~: <command> Execute a mail command\n"
1701 "~<! <command> Insert output of command\n"
1702 "~@ [<files>] Edit attachment list\n"
1703 "~A Insert *Sign* variable (`~a': insert *sign*)\n"
1704 "~c <users> Add users to Cc: list (`~b': to Bcc:)\n"
1705 "~d Read in $DEAD (dead.letter)\n"
1706 "~e Edit message via $EDITOR"
1709 "~F <msglist> Read in with headers, don't *indentprefix* lines\n"
1710 "~f <msglist> Like ~F, but honour `ignore' / `retain' configuration\n"
1711 "~H Edit From:, Reply-To: and Sender:\n"
1712 "~h Prompt for Subject:, To:, Cc: and \"blind\" Bcc:\n"
1713 "~i <variable> Insert a value and a newline\n"
1714 "~M <msglist> Read in with headers, *indentprefix* (`~m': `retain' etc.)\n"
1715 "~p Show current message compose buffer\n"
1716 "~r <file> Read in a file (`~<': likewise; `~R': *indentprefix* lines)"
1719 "~s <subject> Set Subject:\n"
1720 "~t <users> Add users to To: list\n"
1721 "~u <msglist> Read in message(s) without headers (`~U': indent lines)\n"
1722 "~v Edit message via $VISUAL\n"
1723 "~w <file> Write message onto file\n"
1724 "~x Abort composition, discard message (`~q': save in $DEAD)\n"
1725 "~| <command> Pipe message through shell filter"
1732 /* Finally place an entry in history as applicable */
1738 if(options
& OPT_INTERACTIVE
)
1739 n_tty_addhist(linebuf
, TRU1
);
1745 /* Do we have *on-compose-done-shell*, or *on-compose-done*?
1746 * TODO Usual f...ed up state of signals and terminal etc. */
1747 if(coap
== NULL
&& (cp
= ok_vlook(on_compose_done_shell
)) != NULL
) Jocds
:{
1748 union {int (*ptf
)(void); char const *sh
;} u
;
1751 /* Reset *escape* to be available and guaranteed! */
1755 u
.ptf
= &a_coll_ocds__mac
;
1757 a_coll_ocds__macname
= cp
= coapm
;
1759 u
.sh
= ok_vlook(SHELL
);
1764 coap
= n_lofi_alloc(n_VSTRUCT_SIZEOF(struct a_coll_ocds_arg
, coa_cmd
1766 coap
->coa_pipe
[0] = coap
->coa_pipe
[1] = -1;
1767 coap
->coa_stdin
= coap
->coa_stdout
= NULL
;
1768 coap
->coa_senderr
= checkaddr_err
;
1769 memcpy(coap
->coa_cmd
, cp
, i
);
1772 coap
->coa_opipe
= safe_signal(SIGPIPE
, SIG_IGN
);
1773 coap
->coa_oint
= safe_signal(SIGINT
, SIG_IGN
);
1776 if(pipe_cloexec(coap
->coa_pipe
) != -1 &&
1777 (coap
->coa_stdin
= Fdopen(coap
->coa_pipe
[0], "r", FAL0
)) != NULL
&&
1778 (coap
->coa_stdout
= Popen(cmd
, "W", u
.sh
, NULL
, coap
->coa_pipe
[1])
1780 close(coap
->coa_pipe
[1]);
1781 coap
->coa_pipe
[1] = -1;
1783 temporary_call_compose_mode_hook(NULL
, NULL
, NULL
);
1784 n_source_slice_hack(coap
->coa_cmd
, coap
->coa_stdin
, coap
->coa_stdout
,
1785 (options
& ~OPT_INTERACTIVE
), &a_coll_ocds__finalize
, &coap
);
1786 /* Hook version protocol for ~^: update manual upon change! */
1787 fputs(a_COLL_PLUMBING_VERSION
"\n", coap
->coa_stdout
);
1788 #undef a_COLL_PLUMBING_VERSION
1793 a_coll_ocds__finalize(coap
);
1794 n_perr(_("Cannot invoke *on-compose-done(-shell)?*"), c
);
1797 if(*checkaddr_err
!= 0){
1801 if(coapm
== NULL
&& (coapm
= ok_vlook(on_compose_done
)) != NULL
)
1803 escape
= escape_saved
;
1805 /* Final chance to edit headers, if not already above */
1806 if (ok_blook(bsdcompat
) || ok_blook(askatend
)) {
1807 if (hp
->h_cc
== NULL
&& ok_blook(askcc
))
1808 grab_headers(n_LEXINPUT_CTX_COMPOSE
, hp
, GCC
, 1);
1809 if (hp
->h_bcc
== NULL
&& ok_blook(askbcc
))
1810 grab_headers(n_LEXINPUT_CTX_COMPOSE
, hp
, GBCC
, 1);
1812 if (hp
->h_attach
== NULL
&& ok_blook(askattach
))
1813 hp
->h_attach
= n_attachment_list_edit(hp
->h_attach
,
1814 n_LEXINPUT_CTX_COMPOSE
);
1816 /* Add automatic receivers */
1817 if ((cp
= ok_vlook(autocc
)) != NULL
&& *cp
!= '\0')
1818 hp
->h_cc
= cat(hp
->h_cc
, checkaddrs(lextract(cp
, GCC
| GFULL
),
1819 EACM_NORMAL
, checkaddr_err
));
1820 if ((cp
= ok_vlook(autobcc
)) != NULL
&& *cp
!= '\0')
1821 hp
->h_bcc
= cat(hp
->h_bcc
, checkaddrs(lextract(cp
, GBCC
| GFULL
),
1822 EACM_NORMAL
, checkaddr_err
));
1823 if (*checkaddr_err
!= 0)
1826 /* Execute compose-leave */
1827 if((cp
= ok_vlook(on_compose_leave
)) != NULL
){
1828 setup_from_and_sender(hp
);
1829 temporary_call_compose_mode_hook(cp
, &a_coll__hook_setter
, hp
);
1832 /* TODO Cannot do since it may require turning this into a multipart one */
1833 if(options
& OPT_Mm_FLAG
)
1836 /* Place signature? */
1837 if((cp
= ok_vlook(signature
)) != NULL
&& *cp
!= '\0'){
1840 if((cpq
= fexpand(cp
, FEXP_LOCAL
| FEXP_NOPROTO
)) == NULL
){
1841 n_err(_("*signature* expands to invalid file: %s\n"),
1842 n_shexp_quote_cp(cp
, FAL0
));
1845 cpq
= n_shexp_quote_cp(cp
= cpq
, FAL0
);
1847 if((sigfp
= Fopen(cp
, "r")) == NULL
){
1848 n_err(_("Can't open *signature* %s: %s\n"), cpq
, strerror(errno
));
1853 linebuf
= smalloc(linesize
= LINESIZE
);
1855 while((i
= fread(linebuf
, sizeof *linebuf
, linesize
, n_UNVOLATILE(sigfp
)))
1858 if(i
!= fwrite(linebuf
, sizeof *linebuf
, i
, _coll_fp
))
1863 FILE *x
= n_UNVOLATILE(sigfp
);
1864 int e
= errno
, ise
= ferror(x
);
1870 n_err(_("Errors while reading *signature* %s: %s\n"),
1876 if(c
!= '\0' && c
!= '\n')
1877 putc('\n', _coll_fp
);
1880 { char const *cp_obsolete
= ok_vlook(NAIL_TAIL
);
1882 if(cp_obsolete
!= NULL
)
1883 OBSOLETE(_("please use *message-inject-tail* instead of *NAIL_TAIL*"));
1885 if((cp
= ok_vlook(message_inject_tail
)) != NULL
||
1886 (cp
= cp_obsolete
) != NULL
){
1887 if(putesc(cp
, _coll_fp
) < 0)
1889 if((options
& OPT_INTERACTIVE
) && putesc(cp
, stdout
) < 0)
1895 if(fflush(_coll_fp
))
1900 temporary_unroll_compose_mode();
1901 if (linebuf
!= NULL
)
1904 sigprocmask(SIG_BLOCK
, &nset
, NULL
);
1905 pstate
&= ~PS_COMPOSE_MODE
;
1906 safe_signal(SIGINT
, _coll_saveint
);
1907 safe_signal(SIGHUP
, _coll_savehup
);
1908 sigprocmask(SIG_SETMASK
, &oset
, NULL
);
1913 if(coap
!= NULL
&& coap
!= (struct a_coll_ocds_arg
*)-1)
1914 n_source_slice_hack_remove_after_jump();
1916 Fclose(n_UNVOLATILE(sigfp
));
1917 if (_coll_fp
!= NULL
) {
1921 assert(checkaddr_err
!= NULL
);
1922 /* TODO We don't save in $DEAD upon error because msg not readily composed?
1923 * TODO But this no good, it should go ZOMBIE / DRAFT / POSTPONED or what! */
1924 if(*checkaddr_err
!= 0)
1925 n_err(_("Some addressees were classified as \"hard error\"\n"));
1926 else if(_coll_hadintr
== 0){
1927 *checkaddr_err
= TRU1
; /* TODO ugly: "sendout_error" now.. */
1928 n_err(_("Failed to prepare composed message (I/O error, disk full?)\n"));