/* * pick.c -- search for messages by content * * $Id: pick.c,v 1.1.1.1 1999-02-07 18:14:15 danw Exp $ */ #include #include #include /* * We allocate space for messages (msgs array) * this number of elements at a time. */ #define MAXMSGS 256 static struct swit switches[] = { #define ANDSW 0 { "and", 0 }, #define ORSW 1 { "or", 0 }, #define NOTSW 2 { "not", 0 }, #define LBRSW 3 { "lbrace", 0 }, #define RBRSW 4 { "rbrace", 0 }, #define CCSW 5 { "cc pattern", 0 }, #define DATESW 6 { "date pattern", 0 }, #define FROMSW 7 { "from pattern", 0 }, #define SRCHSW 8 { "search pattern", 0 }, #define SUBJSW 9 { "subject pattern", 0 }, #define TOSW 10 { "to pattern", 0 }, #define OTHRSW 11 { "-othercomponent pattern", 0 }, #define AFTRSW 12 { "after date", 0 }, #define BEFRSW 13 { "before date", 0 }, #define DATFDSW 14 { "datefield field", 5 }, #define SEQSW 15 { "sequence name", 0 }, #define PUBLSW 16 { "public", 0 }, #define NPUBLSW 17 { "nopublic", 0 }, #define ZEROSW 18 { "zero", 0 }, #define NZEROSW 19 { "nozero", 0 }, #define LISTSW 20 { "list", 0 }, #define NLISTSW 21 { "nolist", 0 }, #define VERSIONSW 22 { "version", 0 }, #define HELPSW 23 { "help", 4 }, { NULL, 0 } }; static int listsw = 0; int main (int argc, char **argv) { int publicsw = -1, zerosw = 1, seqp = 0, vecp = 0; int nummsgs, maxmsgs, lo, hi, msgnum; char *maildir, *folder = NULL, buf[100]; char *cp, **argp, **arguments; char **msgs, *seqs[NUMATTRS + 1], *vec[MAXARGS]; struct msgs *mp; register FILE *fp; #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; /* * Allocate the initial space to record message * names, ranges, and sequences. */ nummsgs = 0; maxmsgs = MAXMSGS; if (!(msgs = (char **) malloc ((size_t) (maxmsgs * sizeof(*msgs))))) adios (NULL, "unable to allocate storage"); while ((cp = *argp++)) { if (*cp == '-') { if (*++cp == '-') { vec[vecp++] = --cp; goto pattern; } 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 [+folder] [msgs] [switches]", invo_name); print_help (buf, switches, 1); listsw = 0; /* HACK */ done (1); case VERSIONSW: print_version(invo_name); done (1); case CCSW: case DATESW: case FROMSW: case SUBJSW: case TOSW: case DATFDSW: case AFTRSW: case BEFRSW: case SRCHSW: vec[vecp++] = --cp; pattern: if (!(cp = *argp++))/* allow -xyz arguments */ adios (NULL, "missing argument to %s", argp[-2]); vec[vecp++] = cp; continue; case OTHRSW: adios (NULL, "internal error!"); case ANDSW: case ORSW: case NOTSW: case LBRSW: case RBRSW: vec[vecp++] = --cp; continue; case SEQSW: if (!(cp = *argp++) || *cp == '-') adios (NULL, "missing argument to %s", argp[-2]); /* check if too many sequences specified */ if (seqp >= NUMATTRS) adios (NULL, "too many sequences (more than %d) specified", NUMATTRS); seqs[seqp++] = cp; listsw = 0; continue; case PUBLSW: publicsw = 1; continue; case NPUBLSW: publicsw = 0; continue; case ZEROSW: zerosw++; continue; case NZEROSW: zerosw = 0; continue; case LISTSW: listsw++; continue; case NLISTSW: listsw = 0; continue; } } if (*cp == '+' || *cp == '@') { if (folder) adios (NULL, "only one folder at a time!"); else folder = path (cp + 1, *cp == '+' ? TFOLDER : TSUBCWF); } else { /* * Check if we need to allocate more space * for message name/ranges/sequences. */ if (nummsgs >= maxmsgs) { maxmsgs += MAXMSGS; if (!(msgs = (char **) realloc (msgs, (size_t) (maxmsgs * sizeof(*msgs))))) adios (NULL, "unable to reallocate msgs storage"); } msgs[nummsgs++] = cp; } } vec[vecp] = NULL; if (!context_find ("path")) free (path ("./", TFOLDER)); /* * If we didn't specify which messages to search, * then search the whole folder. */ if (!nummsgs) msgs[nummsgs++] = "all"; if (!folder) folder = getfolder (1); maildir = m_maildir (folder); if (chdir (maildir) == NOTOK) adios (maildir, "unable to change directory to"); /* read folder and create message structure */ if (!(mp = folder_read (folder))) adios (NULL, "unable to read folder %s", folder); /* check for empty folder */ if (mp->nummsg == 0) adios (NULL, "no messages in %s", folder); /* parse all the message ranges/sequences and set SELECTED */ for (msgnum = 0; msgnum < nummsgs; msgnum++) if (!m_convert (mp, msgs[msgnum])) done (1); seq_setprev (mp); /* set the previous-sequence */ /* * If we aren't saving the results to a sequence, * we need to list the results. */ if (seqp == 0) listsw++; if (publicsw == 1 && is_readonly(mp)) adios (NULL, "folder %s is read-only, so -public not allowed", folder); if (!pcompile (vec, NULL)) done (1); lo = mp->lowsel; hi = mp->hghsel; /* * Scan through all the SELECTED messages and check for a * match. If the message does not match, then unselect it. */ for (msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++) { if (is_selected (mp, msgnum)) { if ((fp = fopen (cp = m_name (msgnum), "r")) == NULL) admonish (cp, "unable to read message"); if (fp && pmatches (fp, msgnum, 0L, 0L)) { if (msgnum < lo) lo = msgnum; if (msgnum > hi) hi = msgnum; } else { /* if it doesn't match, then unselect it */ unset_selected (mp, msgnum); mp->numsel--; } if (fp) fclose (fp); } } mp->lowsel = lo; mp->hghsel = hi; if (mp->numsel <= 0) adios (NULL, "no messages match specification"); seqs[seqp] = NULL; /* * Add the matching messages to sequences */ for (seqp = 0; seqs[seqp]; seqp++) if (!seq_addsel (mp, seqs[seqp], publicsw, zerosw)) done (1); /* * Print the name of all the matches */ if (listsw) { for (msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++) if (is_selected (mp, msgnum)) printf ("%s\n", m_name (msgnum)); } else { printf ("%d hit%s\n", mp->numsel, mp->numsel == 1 ? "" : "s"); } context_replace (pfolder, folder); /* update current folder */ seq_save (mp); /* synchronize message sequences */ context_save (); /* save the context file */ folder_free (mp); /* free folder/message structure */ done (0); } void done (int status) { if (listsw && status && !isatty (fileno (stdout))) printf ("0\n"); exit (status); }