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be a bit smarter when being verbose

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This commit is contained in:
cgd 1994-03-30 09:53:07 +00:00
parent 8647b388a9
commit d4c116040f
1 changed files with 11 additions and 7 deletions
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18
sbin/ttyflags/ttyflags.c
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@ -35,7 +35,7 @@ char copyright[] =
#endif /* not lint */
#ifndef lint
static char rcsid[] = "$Id: ttyflags.c,v 1.1 1994/03/30 09:29:19 cgd Exp $";
static char rcsid[] = "$Id: ttyflags.c,v 1.2 1994/03/30 09:53:07 cgd Exp $";
#endif /* not lint */
#include <sys/types.h>
@ -185,13 +185,17 @@ change_ttyflags(tep)
/* Open the device NON-BLOCKING, set the flags, and close it. */
if ((fd = open(path, O_RDONLY | O_NONBLOCK, 0)) == -1) {
warn("open %s", path);
return (1);
}
if (ioctl(fd, TIOCSFLAGS, &flags) == -1 && errno != ENOTTY) {
warn("TIOCSFLAGS on %s", path);
rval = 1;
if (errno != ENOENT || (st & TTY_ON) != 0)
rval = 1;
if (rval || vflag)
warn("open %s", path);
return (rval);
}
if (ioctl(fd, TIOCSFLAGS, &flags) == -1)
if (errno != ENOTTY || vflag) {
warn("TIOCSFLAGS on %s", path);
rval = (errno != ENOTTY);
}
if (close(fd) == -1) {
warn("close %s", path);
return (1);