diff options
| author | Ulrich Drepper <drepper@redhat.com> | 1998-03-10 11:10:51 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 1998-03-10 11:10:51 +0000 |
| commit | c063ba610a6058cacddf2e3d156f478c7b969f87 (patch) | |
| tree | 817fe899699e8c9ffa5e0e308a41e687430acfba /sysdeps | |
| parent | 54fce91d605e1ef51303508b7adc22e01c092757 (diff) | |
| download | glibc-c063ba610a6058cacddf2e3d156f478c7b969f87.zip glibc-c063ba610a6058cacddf2e3d156f478c7b969f87.tar.gz glibc-c063ba610a6058cacddf2e3d156f478c7b969f87.tar.bz2 | |
Update.
1998-03-10 19:43 Matthias Urlichs <urlichs@noris.de>
* sysdeps/unix/readdir_r.c: zero out *result on EOF.
* sysdeps/unix/sysv/linux/readdir64_r.c: Likewise.
* manual/filesys/texi: document this.
Diffstat (limited to 'sysdeps')
| -rw-r--r-- | sysdeps/unix/readdir_r.c | 12 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/readdir64_r.c | 12 |
2 files changed, 16 insertions, 8 deletions
diff --git a/sysdeps/unix/readdir_r.c b/sysdeps/unix/readdir_r.c index 6d70233..15a4c37 100644 --- a/sysdeps/unix/readdir_r.c +++ b/sysdeps/unix/readdir_r.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 92, 93, 94, 95, 96, 97 Free Software Foundation, Inc. +/* Copyright (C) 1991,92,93,94,95,96,97,98 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -59,7 +59,8 @@ __readdir_r (DIR *dirp, struct dirent *entry, struct dirent **result) if (bytes <= 0) { dp = NULL; - reclen = 0; + /* Reclen != 0 signals that an error occurred. */ + reclen = bytes != 0; break; } dirp->size = (size_t) bytes; @@ -93,13 +94,16 @@ __readdir_r (DIR *dirp, struct dirent *entry, struct dirent **result) #endif /* Skip deleted files. */ - } while (dp->d_ino == 0); + } + while (dp->d_ino == 0); if (dp != NULL) *result = memcpy (entry, dp, reclen); + else + *result = NULL; __libc_lock_unlock (dirp->lock); - return dp != NULL ? 0 : errno; + return dp != NULL ? 0 : reclen ? errno : 0; } weak_alias (__readdir_r, readdir_r) diff --git a/sysdeps/unix/sysv/linux/readdir64_r.c b/sysdeps/unix/sysv/linux/readdir64_r.c index 57ae4c7..5e711c4 100644 --- a/sysdeps/unix/sysv/linux/readdir64_r.c +++ b/sysdeps/unix/sysv/linux/readdir64_r.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1997 Free Software Foundation, Inc. +/* Copyright (C) 1997, 1998 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -62,7 +62,8 @@ readdir64_r (DIR *dirp, struct dirent64 *entry, struct dirent64 **result) if (bytes <= 0) { dp = NULL; - reclen = 0; + /* Reclen != 0 signals that an error occurred. */ + reclen = bytes != 0; break; } dirp->size = (size_t) bytes; @@ -96,12 +97,15 @@ readdir64_r (DIR *dirp, struct dirent64 *entry, struct dirent64 **result) #endif /* Skip deleted files. */ - } while (dp->d_ino == 0); + } + while (dp->d_ino == 0); if (dp != NULL) *result = memcpy (entry, dp, reclen); + else + *result = NULL; __libc_lock_unlock (dirp->lock); - return dp != NULL ? 0 : errno; + return dp != NULL ? 0 : reclen ? errno : 0; } |