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authorFlorian Weimer <fweimer@redhat.com>2019-06-07 09:27:01 +0200
committerFlorian Weimer <fweimer@redhat.com>2019-06-07 09:27:01 +0200
commit51ea67d54882318c4fa5394c386f4816ddc22408 (patch)
tree9b1f881f8d4e8b464a2d3b08b805e97a35457c7d /sysdeps/unix/sysv/linux/bits
parentde751ebc9efa97ce0115e42bd55fa1beeb614380 (diff)
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Linux: Add getdents64 system call
No 32-bit system call wrapper is added because the interface is problematic because it cannot deal with 64-bit inode numbers and 64-bit directory hashes. A future commit will deprecate the undocumented getdirentries and getdirentries64 functions. Reviewed-by: Carlos O'Donell <carlos@redhat.com>
Diffstat (limited to 'sysdeps/unix/sysv/linux/bits')
-rw-r--r--sysdeps/unix/sysv/linux/bits/unistd_ext.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/bits/unistd_ext.h b/sysdeps/unix/sysv/linux/bits/unistd_ext.h
index 0061172..6e7b2bb 100644
--- a/sysdeps/unix/sysv/linux/bits/unistd_ext.h
+++ b/sysdeps/unix/sysv/linux/bits/unistd_ext.h
@@ -22,6 +22,12 @@
#ifdef __USE_GNU
+/* Read from the directory descriptor FD into LENGTH bytes at BUFFER.
+ Return the number of bytes read on success (0 for end of
+ directory), and -1 for failure. */
+extern ssize_t getdents64 (int __fd, void *__buffer, size_t __length)
+ __THROW __nonnull ((2));
+
/* Return the kernel thread ID (TID) of the current thread. The
returned value is not subject to caching. Most Linux system calls
accept a TID in place of a PID. Using the TID to change properties