BSD 4.4 Lite Usr.bin Sources

1 files changed, 333 insertions, 0 deletions

diff --git a/usr.bin/finger/lprint.c b/usr.bin/finger/lprint.c
new file mode 100644
index 0000000..d079c24
--- /dev/null
+++ b/usr.bin/finger/lprint.c
@@ -0,0 +1,333 @@
+/*
+ * 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);
+	}
+}