X-Git-Url: http://git.marmaro.de/?a=blobdiff_plain;f=uip%2Frcvtty.c;h=29f2dd9d639845cbdfaef1d1ece030ede7e43299;hb=706236baa4c4670b5a074092dec5dec63ff50663;hp=f92201271b326eb7db043c037c425da0d065b860;hpb=8563731b02ce9d750806f6b1769af8b399d964e8;p=mmh

diff --git a/uip/rcvtty.c b/uip/rcvtty.c
index f922012..29f2dd9 100644
--- a/uip/rcvtty.c
+++ b/uip/rcvtty.c
@@ -2,26 +2,29 @@
 /*
  * rcvtty.c -- a rcvmail program (a lot like rcvalert) handling IPC ttys
  *
- * $Id$
+ * 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.
+ */
+
+/* Changed to use getutent() and friends.  Assumes that when getutent() exists,
+ * a number of other things also exist.  Please check.
+ * Ruud de Rooij <ruud@ruud.org>  Sun, 28 May 2000 17:28:55 +0200
  */
 
 #include <h/mh.h>
 #include <h/signals.h>
+#include <setjmp.h>
 #include <h/rcvmail.h>
 #include <h/scansbr.h>
-#include <zotnet/tws/tws.h>
-#include <zotnet/mts/mts.h>
+#include <h/tws.h>
+#include <h/mts.h>
 #include <signal.h>
 #include <fcntl.h>
 
-#include <utmp.h>
-#ifndef UTMP_FILE
-# ifdef _PATH_UTMP
-#  define UTMP_FILE _PATH_UTMP
-# else
-#  define UTMP_FILE "/etc/utmp"
-# endif
-#endif
+#ifdef HAVE_GETUTXENT
+#include <utmpx.h>
+#endif /* HAVE_GETUTXENT */
 
 #define	SCANFMT	\
 "%2(hour{dtimenow}):%02(min{dtimenow}): %<(size)%5(size) %>%<{encrypted}E%>\
@@ -48,7 +51,7 @@ static struct swit switches[] = {
 #define VERSIONSW 8
     { "version", 0 },
 #define	HELPSW	9
-    { "help", 4 },
+    { "help", 0 },
     { NULL, 0 }
 };
 
@@ -68,7 +71,7 @@ char *getusername(void);
 /*
  * static prototypes
  */
-static RETSIGTYPE alrmser (int);
+static void alrmser (int);
 static int message_fd (char **);
 static int header_fd (void);
 static void alert (char *, int);
@@ -80,9 +83,7 @@ main (int argc, char **argv)
     int md, vecp = 0;
     char *cp, *user, buf[BUFSIZ], tty[BUFSIZ];
     char **argp, **arguments, *vec[MAXARGS];
-    struct utmp ut;
-    register FILE *uf;
-
+    struct utmpx *utp;
 #ifdef LOCALE
     setlocale(LC_ALL, "");
 #endif
@@ -108,10 +109,10 @@ main (int argc, char **argv)
 		case HELPSW: 
 		    snprintf (buf, sizeof(buf), "%s [command ...]", invo_name);
 		    print_help (buf, switches, 1);
-		    done (1);
+		    done (0);
 		case VERSIONSW:
 		    print_version(invo_name);
-		    done (1);
+		    done (0);
 
 		case BIFFSW:
 		    biff = 1;
@@ -156,28 +157,29 @@ main (int argc, char **argv)
 	exit (RCV_MBX);
 
     user = getusername();
-    if ((uf = fopen (UTMP_FILE, "r")) == NULL)
-	exit (RCV_MBX);
 
-    while (fread ((char *) &ut, sizeof(ut), 1, uf) == 1)
-	if (ut.ut_name[0] != 0
-		&& strncmp (user, ut.ut_name, sizeof(ut.ut_name)) == 0) {
-	    strncpy (tty, ut.ut_line, sizeof(ut.ut_line));
+#if HAVE_GETUTXENT
+    setutxent();
+    while ((utp = getutxent()) != NULL) {
+        if (utp->ut_type == USER_PROCESS && utp->ut_user[0] != 0
+               && utp->ut_line[0] != 0
+               && strncmp (user, utp->ut_user, sizeof(utp->ut_user)) == 0) {
+            strncpy (tty, utp->ut_line, sizeof(utp->ut_line));
 	    alert (tty, md);
-	}
+        }
+    }
+    endutxent();
+#endif /* HAVE_GETUTXENT */
 
-    fclose (uf);
     exit (RCV_MOK);
     return 0;  /* dead code to satisfy the compiler */
 }
 
 
-static RETSIGTYPE
+static void
 alrmser (int i)
 {
-#ifndef RELIABLE_SIGNALS
-    SIGNAL (SIGALRM, alrmser);
-#endif
+    NMH_UNUSED (i);
 
     longjmp (myctx, 1);
 }
@@ -191,14 +193,8 @@ message_fd (char **vec)
     char tmpfil[BUFSIZ];
     struct stat st;
 
-#ifdef HAVE_MKSTEMP
     fd = mkstemp (strncpy (tmpfil, "/tmp/rcvttyXXXXX", sizeof(tmpfil)));
-#else
-    unlink (mktemp (strncpy (tmpfil, "/tmp/rcvttyXXXXX", sizeof(tmpfil))));
-    if ((fd = open (tmpfil, O_RDWR | O_CREAT | O_TRUNC, 0600)) == NOTOK)
-	return header_fd ();
     unlink (tmpfil);
-#endif
 
     if ((child_id = vfork()) == NOTOK) {
 	/* fork error */
@@ -231,7 +227,7 @@ message_fd (char **vec)
 	     * Ruthlessly kill the child and anything
 	     * else in its process group.
 	     */
-	    KILLPG(child_id, SIGKILL);
+	    killpg(child_id, SIGKILL);
 	}
 	close (fd);
 	return header_fd ();
@@ -253,12 +249,12 @@ static int
 header_fd (void)
 {
     int fd;
-    char *nfs, tmpfil[BUFSIZ];
+    char *nfs;
+    char *tfile = NULL;
 
-    strncpy (tmpfil, m_tmpfil (invo_name), sizeof(tmpfil));
-    if ((fd = open (tmpfil, O_RDWR | O_CREAT | O_TRUNC, 0600)) == NOTOK)
-	return NOTOK;
-    unlink (tmpfil);
+    tfile = m_mktemp2(NULL, invo_name, &fd, NULL);
+    if (tfile == NULL) return NOTOK;
+    unlink (tfile);
 
     rewind (stdin);