-/*
- * whom.c -- report to whom a message would be sent
- *
- * This code is Copyright (c) 2002, by the authors of nmh. See the
- * COPYRIGHT file in the root directory of the nmh distribution for
- * complete copyright information.
- */
-
-#include <h/mh.h>
-#include <h/signals.h>
-#include <signal.h>
-
-static struct swit switches[] = {
-#define ALIASW 0
- { "alias aliasfile", 0 },
-#define CHKSW 1
- { "check", 0 },
-#define NOCHKSW 2
- { "nocheck", 0 },
-#define DRAFTSW 3
- { "draft", 0 },
-#define DFOLDSW 4
- { "draftfolder +folder", 6 },
-#define DMSGSW 5
- { "draftmessage msg", 6 },
-#define NDFLDSW 6
- { "nodraftfolder", 0 },
-#define VERSIONSW 7
- { "version", 0 },
-#define HELPSW 8
- { "help", 0 },
-#define CLIESW 9
- { "client host", -6 },
-#define SERVSW 10
- { "server host", -6 },
-#define SNOOPSW 11
- { "snoop", -5 },
-#define PORTSW 15
- { "port server port name/number", 4 },
- { NULL, 0 }
-};
-
-
-int
-main (int argc, char **argv)
-{
- pid_t child_id;
- int i, status, isdf = 0;
- int distsw = 0, vecp = 0;
- char *cp, *dfolder = NULL, *dmsg = NULL;
- char *msg = NULL, **ap, **argp, backup[BUFSIZ];
- char buf[BUFSIZ], **arguments, *vec[MAXARGS];
-
-#ifdef LOCALE
- setlocale(LC_ALL, "");
-#endif
- invo_name = r1bindex (argv[0], '/');
-
- /* read user profile/context */
- context_read();
-
- arguments = getarguments (invo_name, argc, argv, 1);
- argp = arguments;
-
- vec[vecp++] = invo_name;
- vec[vecp++] = "-whom";
- vec[vecp++] = "-library";
- vec[vecp++] = getcpy (m_maildir (""));
-
- while ((cp = *argp++)) {
- if (*cp == '-') {
- switch (smatch (++cp, switches)) {
- case AMBIGSW:
- ambigsw (cp, switches);
- done (1);
- case UNKWNSW:
- adios (NULL, "-%s unknown", cp);
-
- case HELPSW:
- snprintf (buf, sizeof(buf), "%s [switches] [file]", invo_name);
- print_help (buf, switches, 1);
- done (1);
- case VERSIONSW:
- print_version(invo_name);
- done (1);
-
- case CHKSW:
- case NOCHKSW:
- case SNOOPSW:
- vec[vecp++] = --cp;
- continue;
-
- case DRAFTSW:
- msg = draft;
- continue;
-
- case DFOLDSW:
- if (dfolder)
- adios (NULL, "only one draft folder at a time!");
- if (!(cp = *argp++) || *cp == '-')
- adios (NULL, "missing argument to %s", argp[-2]);
- dfolder = path (*cp == '+' || *cp == '@' ? cp + 1 : cp,
- *cp != '@' ? TFOLDER : TSUBCWF);
- continue;
- case DMSGSW:
- if (dmsg)
- adios (NULL, "only one draft message at a time!");
- if (!(dmsg = *argp++) || *dmsg == '-')
- adios (NULL, "missing argument to %s", argp[-2]);
- continue;
- case NDFLDSW:
- dfolder = NULL;
- isdf = NOTOK;
- continue;
-
- case ALIASW:
- case CLIESW:
- case SERVSW:
- case PORTSW:
- vec[vecp++] = --cp;
- if (!(cp = *argp++) || *cp == '-')
- adios (NULL, "missing argument to %s", argp[-2]);
- vec[vecp++] = cp;
- continue;
- }
- }
- if (msg)
- adios (NULL, "only one draft at a time!");
- else
- vec[vecp++] = msg = cp;
- }
-
- /* allow Aliasfile: profile entry */
- if ((cp = context_find ("Aliasfile"))) {
- char *dp = NULL;
-
- for (ap = brkstring(dp = getcpy(cp), " ", "\n"); ap && *ap; ap++) {
- vec[vecp++] = "-alias";
- vec[vecp++] = *ap;
- }
- }
-
- if (msg == NULL) {
-#ifdef WHATNOW
- if (dfolder || (cp = getenv ("mhdraft")) == NULL || *cp == '\0')
-#endif /* WHATNOW */
- cp = getcpy (m_draft (dfolder, dmsg, 1, &isdf));
- msg = vec[vecp++] = cp;
- }
- if ((cp = getenv ("mhdist"))
- && *cp
- && (distsw = atoi (cp))
- && (cp = getenv ("mhaltmsg"))
- && *cp) {
- if (distout (msg, cp, backup) == NOTOK)
- done (1);
- vec[vecp++] = "-dist";
- distsw++;
- }
- vec[vecp] = NULL;
-
- closefds (3);
-
- if (distsw) {
- for (i = 0; (child_id = fork()) == NOTOK && i < 5; i++)
- sleep (5);
- }
-
- switch (distsw ? child_id : OK) {
- case NOTOK:
- advise (NULL, "unable to fork, so checking directly...");
- case OK:
- execvp (postproc, vec);
- fprintf (stderr, "unable to exec ");
- perror (postproc);
- _exit (-1);
-
- default:
- SIGNAL (SIGHUP, SIG_IGN);
- SIGNAL (SIGINT, SIG_IGN);
- SIGNAL (SIGQUIT, SIG_IGN);
- SIGNAL (SIGTERM, SIG_IGN);
-
- status = pidwait(child_id, OK);
-
- unlink (msg);
- if (rename (backup, msg) == NOTOK)
- adios (msg, "unable to rename %s to", backup);
- done (status);
- }
-
- return 0; /* dead code to satisfy the compiler */
-}