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| author | Joel Sherrill <joel.sherrill@OARcorp.com> | 2010-03-11 19:14:41 +0000 |
|---|---|---|
| committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 2010-03-11 19:14:41 +0000 |
| commit | e137f0e944aac71bf17381c33466291251808f6c (patch) | |
| tree | 5e6051e57986bb6b11bd8fff91aaa4c374aa105f /cpukit/libcsupport | |
| parent | 2010-03-11 Joel Sherrill <joel.sherrill@oarcorp.com> (diff) | |
| download | rtems-e137f0e944aac71bf17381c33466291251808f6c.tar.bz2 | |
2010-03-11 Ken Peters <kptrs@yahoo.com>
PR 1456/cpukit
* libcsupport/src/ttyname.c: ttyname_r() when called directly (not via
ttyname()) does not prefix the caller provided buffer with the
predefined _PATH_DEV string (/dev/). Thus the directory search fails
and no tty name is returned to the caller.
Diffstat (limited to 'cpukit/libcsupport')
| -rw-r--r-- | cpukit/libcsupport/src/ttyname.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/cpukit/libcsupport/src/ttyname.c b/cpukit/libcsupport/src/ttyname.c index 9b86997caf..ed0b5cbdc1 100644 --- a/cpukit/libcsupport/src/ttyname.c +++ b/cpukit/libcsupport/src/ttyname.c @@ -55,7 +55,7 @@ #include <rtems/libio_.h> #include <rtems/seterr.h> -static char ttyname_buf[sizeof (_PATH_DEV) + MAXNAMLEN] = _PATH_DEV; +static char ttyname_buf[sizeof (_PATH_DEV) + MAXNAMLEN]; /* * ttyname_r() - POSIX 1003.1b 4.7.2 - Demetermine Terminal Device Name @@ -84,6 +84,9 @@ int ttyname_r( if ((dp = opendir (_PATH_DEV)) == NULL) rtems_set_errno_and_return_minus_one(EBADF); + /* Place the base directory in the path. */ + strncpy (name, _PATH_DEV, namesize); + for (rval = NULL; (dirp = readdir (dp)) != NULL ;) { if (dirp->d_ino != sb.st_ino) |