source: trunk/third/nmh/uip/ap.c @ 12455

/*
 * ap.c -- parse addresses 822-style
 *
 * $Id: ap.c,v 1.1.1.1 1999-02-07 18:14:12 danw Exp $
 */

#include <h/mh.h>
#include <h/addrsbr.h>
#include <h/fmt_scan.h>

#define NADDRS  100

#define WIDTH   78
#define WBUFSIZ BUFSIZ

#define FORMAT  "%<{error}%{error}: %{text}%|%(putstr(proper{text}))%>"

static struct swit switches[] = {
#define FORMSW  0
    { "form formatfile", 0 },
#define FMTSW   1
    { "format string", 5 },
#define NORMSW  2
    { "normalize", 0 },
#define NNORMSW 3
    { "nonormalize", 0 },
#define WIDTHSW 4
    { "width columns", 0 },
#define VERSIONSW 5
    { "version", 0 },
#define HELPSW  6
    { "help", 4 },
    { NULL, 0 }
};

static struct format *fmt;

static int dat[5];

/*
 * prototypes
 */
int sc_width (void);  /* from termsbr.c */

/*
 * static prototypes
 */
static int process (char *, int, int);


int
main (int argc, char **argv)
{
    int addrp = 0, normalize = AD_HOST;
    int width = 0, status = 0;
    char *cp, *form = NULL, *format = NULL, *nfs;
    char buf[BUFSIZ], **argp;
    char **arguments, *addrs[NADDRS];

#ifdef LOCALE
    setlocale(LC_ALL, "");
#endif
    invo_name = r1bindex (argv[0], '/');

    /* read user profile/context */
    context_read();

    mts_init (invo_name);
    arguments = getarguments (invo_name, argc, argv, 1);
    argp = arguments;

    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] addrs ...",
                        invo_name);
                    print_help (buf, switches, 1);
                    done (1);
                case VERSIONSW:
                    print_version (invo_name);
                    done (1);

                case FORMSW: 
                    if (!(form = *argp++) || *form == '-')
                        adios (NULL, "missing argument to %s", argp[-2]);
                    format = NULL;
                    continue;
                case FMTSW: 
                    if (!(format = *argp++) || *format == '-')
                        adios (NULL, "missing argument to %s", argp[-2]);
                    form = NULL;
                    continue;

                case WIDTHSW: 
                    if (!(cp = *argp++) || *cp == '-')
                        adios (NULL, "missing argument to %s", argp[-2]);
                    width = atoi (cp);
                    continue;

                case NORMSW: 
                    normalize = AD_HOST;
                    continue;
                case NNORMSW: 
                    normalize = AD_NHST;
                    continue;
            }
        }
        if (addrp > NADDRS)
            adios (NULL, "more than %d addresses", NADDRS);
        else
            addrs[addrp++] = cp;
    }
    addrs[addrp] = NULL;

    if (addrp == 0)
        adios (NULL, "usage: %s [switches] addrs ...", invo_name);

    /* get new format string */
    nfs = new_fs (form, format, FORMAT);

    if (width == 0) {
        if ((width = sc_width ()) < WIDTH / 2)
            width = WIDTH / 2;
        width -= 2;
    }
    if (width > WBUFSIZ)
        width = WBUFSIZ;
    fmt_norm = normalize;
    fmt_compile (nfs, &fmt);

    dat[0] = 0;
    dat[1] = 0;
    dat[2] = 0;
    dat[3] = width;
    dat[4] = 0;

    for (addrp = 0; addrs[addrp]; addrp++)
        status += process (addrs[addrp], width, normalize);

    done (status);
}

struct pqpair {
    char *pq_text;
    char *pq_error;
    struct pqpair *pq_next;
};


static int
process (char *arg, int length, int norm)
{
    int status = 0;
    register char *cp;
    char buffer[WBUFSIZ + 1], error[BUFSIZ];
    register struct comp *cptr;
    register struct pqpair *p, *q;
    struct pqpair pq;
    register struct mailname *mp;

    (q = &pq)->pq_next = NULL;
    while ((cp = getname (arg))) {
        if ((p = (struct pqpair *) calloc ((size_t) 1, sizeof(*p))) == NULL)
            adios (NULL, "unable to allocate pqpair memory");
        if ((mp = getm (cp, NULL, 0, norm, error)) == NULL) {
            p->pq_text = getcpy (cp);
            p->pq_error = getcpy (error);
            status++;
        }
        else {
            p->pq_text = getcpy (mp->m_text);
            mnfree (mp);
        }
        q = (q->pq_next = p);
    }

    for (p = pq.pq_next; p; p = q) {
        FINDCOMP (cptr, "text");
        if (cptr)
            cptr->c_text = p->pq_text;
        FINDCOMP (cptr, "error");
        if (cptr)
            cptr->c_text = p->pq_error;

        fmt_scan (fmt, buffer, length, dat);
        fputs (buffer, stdout);

        free (p->pq_text);
        if (p->pq_error)
            free (p->pq_error);
        q = p->pq_next;
        free ((char *) p);
    }

    return status;
}