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authorrgrimes <rgrimes@FreeBSD.org>1994-05-27 12:33:43 +0000
committerrgrimes <rgrimes@FreeBSD.org>1994-05-27 12:33:43 +0000
commitf9ab90d9d6d02989a075d0f0074496d5b1045e4b (patch)
treeadd7e996bac5289cdc55e6935750c352505560a9 /usr.bin/finger/lprint.c
parentbe22b15ae2ff8d7fe06b6e14fddf0c5b444a95da (diff)
downloadFreeBSD-src-f9ab90d9d6d02989a075d0f0074496d5b1045e4b.zip
FreeBSD-src-f9ab90d9d6d02989a075d0f0074496d5b1045e4b.tar.gz
BSD 4.4 Lite Usr.bin Sources
Diffstat (limited to 'usr.bin/finger/lprint.c')
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diff --git a/usr.bin/finger/lprint.c b/usr.bin/finger/lprint.c
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+/*
+ * Copyright (c) 1989, 1993
+ * The Regents of the University of California. All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Tony Nardo of the Johns Hopkins University/Applied Physics Lab.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef lint
+static char sccsid[] = "@(#)lprint.c 8.1 (Berkeley) 6/6/93";
+#endif /* not lint */
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <sys/time.h>
+#include <fcntl.h>
+#include <time.h>
+#include <tzfile.h>
+#include <db.h>
+#include <pwd.h>
+#include <utmp.h>
+#include <errno.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <ctype.h>
+#include <string.h>
+#include <paths.h>
+#include "finger.h"
+
+#define LINE_LEN 80
+#define TAB_LEN 8 /* 8 spaces between tabs */
+#define _PATH_FORWARD ".forward"
+#define _PATH_PLAN ".plan"
+#define _PATH_PROJECT ".project"
+
+static int demi_print __P((char *, int));
+static void lprint __P((PERSON *));
+static int show_text __P((char *, char *, char *));
+static void vputc __P((int));
+
+void
+lflag_print()
+{
+ extern int pplan;
+ register PERSON *pn;
+ register int sflag, r;
+ DBT data, key;
+
+ for (sflag = R_FIRST;; sflag = R_NEXT) {
+ r = (*db->seq)(db, &key, &data, sflag);
+ if (r == -1)
+ err("db seq: %s", strerror(errno));
+ if (r == 1)
+ break;
+ pn = *(PERSON **)data.data;
+ if (sflag != R_FIRST)
+ putchar('\n');
+ lprint(pn);
+ if (!pplan) {
+ (void)show_text(pn->dir,
+ _PATH_FORWARD, "Mail forwarded to");
+ (void)show_text(pn->dir, _PATH_PROJECT, "Project");
+ if (!show_text(pn->dir, _PATH_PLAN, "Plan"))
+ (void)printf("No Plan.\n");
+ }
+ }
+}
+
+static void
+lprint(pn)
+ register PERSON *pn;
+{
+ extern time_t now;
+ register struct tm *delta;
+ register WHERE *w;
+ register int cpr, len, maxlen;
+ struct tm *tp;
+ int oddfield;
+ char *t, *tzn;
+
+ /*
+ * long format --
+ * login name
+ * real name
+ * home directory
+ * shell
+ * office, office phone, home phone if available
+ */
+ (void)printf("Login: %-15s\t\t\tName: %s\nDirectory: %-25s",
+ pn->name, pn->realname, pn->dir);
+ (void)printf("\tShell: %-s\n", *pn->shell ? pn->shell : _PATH_BSHELL);
+
+ /*
+ * try and print office, office phone, and home phone on one line;
+ * if that fails, do line filling so it looks nice.
+ */
+#define OFFICE_TAG "Office"
+#define OFFICE_PHONE_TAG "Office Phone"
+ oddfield = 0;
+ if (pn->office && pn->officephone &&
+ strlen(pn->office) + strlen(pn->officephone) +
+ sizeof(OFFICE_TAG) + 2 <= 5 * TAB_LEN) {
+ (void)snprintf(tbuf, sizeof(tbuf), "%s: %s, %s",
+ OFFICE_TAG, pn->office, prphone(pn->officephone));
+ oddfield = demi_print(tbuf, oddfield);
+ } else {
+ if (pn->office) {
+ (void)snprintf(tbuf, sizeof(tbuf), "%s: %s",
+ OFFICE_TAG, pn->office);
+ oddfield = demi_print(tbuf, oddfield);
+ }
+ if (pn->officephone) {
+ (void)snprintf(tbuf, sizeof(tbuf), "%s: %s",
+ OFFICE_PHONE_TAG, prphone(pn->officephone));
+ oddfield = demi_print(tbuf, oddfield);
+ }
+ }
+ if (pn->homephone) {
+ (void)snprintf(tbuf, sizeof(tbuf), "%s: %s", "Home Phone",
+ prphone(pn->homephone));
+ oddfield = demi_print(tbuf, oddfield);
+ }
+ if (oddfield)
+ putchar('\n');
+
+ /*
+ * long format con't: * if logged in
+ * terminal
+ * idle time
+ * if messages allowed
+ * where logged in from
+ * if not logged in
+ * when last logged in
+ */
+ /* find out longest device name for this user for formatting */
+ for (w = pn->whead, maxlen = -1; w != NULL; w = w->next)
+ if ((len = strlen(w->tty)) > maxlen)
+ maxlen = len;
+ /* find rest of entries for user */
+ for (w = pn->whead; w != NULL; w = w->next) {
+ switch (w->info) {
+ case LOGGEDIN:
+ tp = localtime(&w->loginat);
+ t = asctime(tp);
+ tzn = tp->tm_zone;
+ cpr = printf("On since %.16s (%s) on %s",
+ t, tzn, w->tty);
+ /*
+ * idle time is tough; if have one, print a comma,
+ * then spaces to pad out the device name, then the
+ * idle time. Follow with a comma if a remote login.
+ */
+ delta = gmtime(&w->idletime);
+ if (delta->tm_yday || delta->tm_hour || delta->tm_min) {
+ cpr += printf("%-*s idle ",
+ maxlen - strlen(w->tty) + 1, ",");
+ if (delta->tm_yday > 0) {
+ cpr += printf("%d day%s ",
+ delta->tm_yday,
+ delta->tm_yday == 1 ? "" : "s");
+ }
+ cpr += printf("%d:%02d",
+ delta->tm_hour, delta->tm_min);
+ if (*w->host) {
+ putchar(',');
+ ++cpr;
+ }
+ }
+ if (!w->writable)
+ cpr += printf(" (messages off)");
+ break;
+ case LASTLOG:
+ if (w->loginat == 0) {
+ (void)printf("Never logged in.");
+ break;
+ }
+ tp = localtime(&w->loginat);
+ t = asctime(tp);
+ tzn = tp->tm_zone;
+ if (now - w->loginat > SECSPERDAY * DAYSPERNYEAR / 2)
+ cpr =
+ printf("Last login %.16s %.4s (%s) on %s",
+ t, t + 20, tzn, w->tty);
+ else
+ cpr = printf("Last login %.16s (%s) on %s",
+ t, tzn, w->tty);
+ break;
+ }
+ if (*w->host) {
+ if (LINE_LEN < (cpr + 6 + strlen(w->host)))
+ (void)printf("\n ");
+ (void)printf(" from %s", w->host);
+ }
+ putchar('\n');
+ }
+}
+
+static int
+demi_print(str, oddfield)
+ char *str;
+ int oddfield;
+{
+ static int lenlast;
+ int lenthis, maxlen;
+
+ lenthis = strlen(str);
+ if (oddfield) {
+ /*
+ * We left off on an odd number of fields. If we haven't
+ * crossed the midpoint of the screen, and we have room for
+ * the next field, print it on the same line; otherwise,
+ * print it on a new line.
+ *
+ * Note: we insist on having the right hand fields start
+ * no less than 5 tabs out.
+ */
+ maxlen = 5 * TAB_LEN;
+ if (maxlen < lenlast)
+ maxlen = lenlast;
+ if (((((maxlen / TAB_LEN) + 1) * TAB_LEN) +
+ lenthis) <= LINE_LEN) {
+ while(lenlast < (4 * TAB_LEN)) {
+ putchar('\t');
+ lenlast += TAB_LEN;
+ }
+ (void)printf("\t%s\n", str); /* force one tab */
+ } else {
+ (void)printf("\n%s", str); /* go to next line */
+ oddfield = !oddfield; /* this'll be undone below */
+ }
+ } else
+ (void)printf("%s", str);
+ oddfield = !oddfield; /* toggle odd/even marker */
+ lenlast = lenthis;
+ return(oddfield);
+}
+
+static int
+show_text(directory, file_name, header)
+ char *directory, *file_name, *header;
+{
+ struct stat sb;
+ register FILE *fp;
+ register int ch, cnt, lastc;
+ register char *p;
+ int fd, nr;
+
+ (void)snprintf(tbuf, sizeof(tbuf), "%s/%s", directory, file_name);
+ if ((fd = open(tbuf, O_RDONLY)) < 0 || fstat(fd, &sb) ||
+ sb.st_size == 0)
+ return(0);
+
+ /* If short enough, and no newlines, show it on a single line.*/
+ if (sb.st_size <= LINE_LEN - strlen(header) - 5) {
+ nr = read(fd, tbuf, sizeof(tbuf));
+ if (nr <= 0) {
+ (void)close(fd);
+ return(0);
+ }
+ for (p = tbuf, cnt = nr; cnt--; ++p)
+ if (*p == '\n')
+ break;
+ if (cnt <= 1) {
+ (void)printf("%s: ", header);
+ for (p = tbuf, cnt = nr; cnt--; ++p)
+ vputc(lastc = *p);
+ if (lastc != '\n')
+ (void)putchar('\n');
+ (void)close(fd);
+ return(1);
+ }
+ else
+ (void)lseek(fd, 0L, SEEK_SET);
+ }
+ if ((fp = fdopen(fd, "r")) == NULL)
+ return(0);
+ (void)printf("%s:\n", header);
+ while ((ch = getc(fp)) != EOF)
+ vputc(lastc = ch);
+ if (lastc != '\n')
+ (void)putchar('\n');
+ (void)fclose(fp);
+ return(1);
+}
+
+static void
+vputc(ch)
+ register int ch;
+{
+ int meta;
+
+ if (!isascii(ch)) {
+ (void)putchar('M');
+ (void)putchar('-');
+ ch = toascii(ch);
+ meta = 1;
+ } else
+ meta = 0;
+ if (isprint(ch) || !meta && (ch == ' ' || ch == '\t' || ch == '\n'))
+ (void)putchar(ch);
+ else {
+ (void)putchar('^');
+ (void)putchar(ch == '\177' ? '?' : ch | 0100);
+ }
+}
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