diff options
Diffstat (limited to 'sysdeps/posix/getcwd.c')
| -rw-r--r-- | sysdeps/posix/getcwd.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/sysdeps/posix/getcwd.c b/sysdeps/posix/getcwd.c index 4bebece975..af858a2643 100644 --- a/sysdeps/posix/getcwd.c +++ b/sysdeps/posix/getcwd.c @@ -292,16 +292,15 @@ __getcwd (buf, size) while ((d = readdir (dirstream)) != NULL) { if (d->d_name[0] == '.' && - (d->d_namlen == 1 || (d->d_namlen == 2 && d->d_name[1] == '.'))) + (d->d_name[1] == '\0' || + (d->d_name[1] == '.' && d->d_name[2] == '\0'))) continue; if (mount_point || d->d_ino == thisino) { - char *name = __alloca (dotlist + dotsize - dotp + - 1 + d->d_namlen + 1); + char name[dotlist + dotsize - dotp + 1 + _D_ALLOC_NAMLEN (d)]; memcpy (name, dotp, dotlist + dotsize - dotp); name[dotlist + dotsize - dotp] = '/'; - memcpy (&name[dotlist + dotsize - dotp + 1], - d->d_name, d->d_namlen + 1); + strcpy (&name[dotlist + dotsize - dotp + 1], d->d_name); if (__lstat (name, &st) < 0) { int save = errno; @@ -322,7 +321,9 @@ __getcwd (buf, size) } else { - if (pathp - path < d->d_namlen + 1) + size_t namlen = _D_EXACT_NAMLEN (d); + + if (pathp - path < namlen) { if (buf != NULL) { @@ -344,8 +345,8 @@ __getcwd (buf, size) path = buf; } } - pathp -= d->d_namlen; - (void) memcpy (pathp, d->d_name, d->d_namlen); + pathp -= namlen; + (void) memcpy (pathp, d->d_name, namlen); *--pathp = '/'; (void) closedir (dirstream); } |