From: Richard Basch <probe@mit.edu>
Date: Wed, 28 Dec 1994 23:30:34 +0000 (+0000)
Subject: 	* krlogin.c
X-Git-Tag: krb5-1.0-beta5~876
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=b57c5f9a9954caef4c608b395379f2bfcb0c491b;p=krb5.git

	* krlogin.c
	* krlogind.c
	* krsh.c
	* krshd.c
	  	Corrected the arguments to select, based on sizeof fd_set.
		Converted what remained to use FD_* macros, instead of bitshift

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@4777 dc483132-0cff-0310-8789-dd5450dbe970
---

diff --git a/src/appl/bsd/ChangeLog b/src/appl/bsd/ChangeLog
index c51c6ca51..2667ac907 100644
--- a/src/appl/bsd/ChangeLog
+++ b/src/appl/bsd/ChangeLog
@@ -1,5 +1,12 @@
 Wed Dec 28 14:59:58 1994  Richard Basch  (probe@tardis)
 
+	* krlogin.c
+	* krlogind.c
+	* krsh.c
+	* krshd.c
+	  	Corrected the arguments to select, based on sizeof fd_set.
+		Converted what remained to use FD_* macros, instead of bitshift
+
 	* login.c
 	  	Changed uid_type to uid_t, gid_type to gid_t
 		Added shadow password support
diff --git a/src/appl/bsd/krlogin.c b/src/appl/bsd/krlogin.c
index 508b0d3b5..5b6946572 100644
--- a/src/appl/bsd/krlogin.c
+++ b/src/appl/bsd/krlogin.c
@@ -1010,7 +1010,7 @@ writer()
     for (;;) {
 	FD_ZERO(&waitread);
 	FD_SET(0, &waitread);
-	n = select(1, &waitread, 0, 0, 0, 0);
+	n = select(8*sizeof(waitread), &waitread, 0, 0, 0, 0);
 	if (n < 0 && errno == EINTR)
 	  continue;
 	if (n > 0)
diff --git a/src/appl/bsd/krlogind.c b/src/appl/bsd/krlogind.c
index 44688a1b5..c894ddad7 100644
--- a/src/appl/bsd/krlogind.c
+++ b/src/appl/bsd/krlogind.c
@@ -953,7 +953,7 @@ protocol(f, p)
 		FD_SET(p, &ibits);
 	FD_SET(p, &ebits);
 	
-	if (select(16, &ibits, &obits, &ebits, 0) < 0) {
+	if (select(8*sizeof(ibits), &ibits, &obits, &ebits, 0) < 0) {
 	    if (errno == EINTR)
 	      continue;
 	    fatalperror(f, "select");
diff --git a/src/appl/bsd/krsh.c b/src/appl/bsd/krsh.c
index 7bfba4ea1..f863d70e7 100644
--- a/src/appl/bsd/krsh.c
+++ b/src/appl/bsd/krsh.c
@@ -44,6 +44,10 @@ char copyright[] =
 #include <pwd.h>
 #include <netdb.h>
 
+#ifdef HAVE_SYS_SELECT_H
+#include <sys/select.h>
+#endif
+
 #ifdef HAVE_SYS_FILIO_H
 /* get FIONBIO from sys/filio.h, so what if it is a compatibility feature */
 #include <sys/filio.h>
@@ -101,7 +105,7 @@ main(argc, argv0)
     char *host=0, *cp, **ap, buf[BUFSIZ], *args, **argv = argv0, *user = 0;
     register int cc;
     struct passwd *pwd;
-    int readfrom, ready;
+    fd_set readfrom, ready;
     int one = 1;
     struct servent *sp;
 #ifdef POSIX_SIGNALS
@@ -392,7 +396,10 @@ main(argc, argv0)
     ioctl(rfd2, FIONBIO, &one);
     ioctl(rem, FIONBIO, &one);
     if (nflag == 0 && pid == 0) {
-	char *bp; int rembits, wc;
+	char *bp;
+	int wc;
+	fd_set rembits;
+	
 	(void) close(rfd2);
       reread:
 	errno = 0;
@@ -401,15 +408,16 @@ main(argc, argv0)
 	  goto done;
 	bp = buf;
       rewrite:
-	rembits = 1<<rem;
-	if (select(16, 0, &rembits, 0, 0) < 0) {
+	FD_ZERO(&rembits);
+	FD_SET(rem, &rembits);
+	if (select(8*sizeof(rembits), 0, &rembits, 0, 0) < 0) {
 	    if (errno != EINTR) {
 		perror("select");
 		exit(1);
 	    }
 	    goto rewrite;
 	}
-	if ((rembits & (1<<rem)) == 0)
+	if (FD_ISSET(rem, &rembits) == 0)
 	  goto rewrite;
 	wc = write(rem, bp, cc);
 	if (wc < 0) {
@@ -432,35 +440,37 @@ main(argc, argv0)
     sigsetmask(omask);
 #endif
 #endif /* POSIX_SIGNALS */
-    readfrom = (1<<rfd2) | (1<<rem);
+    FD_ZERO(&readfrom);
+    FD_SET(rfd2, &readfrom);
+    FD_SET(rem, &readfrom);
     do {
 	ready = readfrom;
-	if (select(16, &ready, 0, 0, 0) < 0) {
+	if (select(8*sizeof(ready), &ready, 0, 0, 0) < 0) {
 	    if (errno != EINTR) {
 		perror("select");
 		exit(1);
 	    }
 	    continue;
 	}
-	if (ready & (1<<rfd2)) {
+	if (FD_ISSET(rfd2, &ready)) {
 	    errno = 0;
 	    cc = read(rfd2, buf, sizeof buf);
 	    if (cc <= 0) {
 		if ((errno != EWOULDBLOCK) && (errno != EAGAIN))
-		  readfrom &= ~(1<<rfd2);
+		    FD_CLR(rfd2, &readfrom);
 	    } else
 	      (void) write(2, buf, cc);
 	}
-	if (ready & (1<<rem)) {
+	if (FD_ISSET(rem, &ready)) {
 	    errno = 0;
 	    cc = read(rem, buf, sizeof buf);
 	    if (cc <= 0) {
 		if ((errno != EWOULDBLOCK) && (errno != EAGAIN))
-		  readfrom &= ~(1<<rem);
+		    FD_CLR(rem, &readfrom);
 	    } else
 	      (void) write(1, buf, cc);
 	}
-    } while (readfrom);
+    } while (FD_ISSET(rem, &readfrom) || FD_ISSET(rfd2, &readfrom));
     if (nflag == 0)
       (void) kill(pid, SIGKILL);
     exit(0);
diff --git a/src/appl/bsd/krshd.c b/src/appl/bsd/krshd.c
index 1a9e3e5dc..413e42e63 100644
--- a/src/appl/bsd/krshd.c
+++ b/src/appl/bsd/krshd.c
@@ -1063,7 +1063,7 @@ doit(f, fromp)
 	    /* should set s nbio! */
 	    do {
 		ready = readfrom;
-		if (select(16, &ready, (fd_set *)0,
+		if (select(8*sizeof(ready), &ready, (fd_set *)0,
 			   (fd_set *)0, (struct timeval *)0) < 0)
 		  break;
 		if (FD_ISSET(s, &ready)) {