From 71205c3fbc530ec810e18b0cfb6f8db5bb8d1cd1 Mon Sep 17 00:00:00 2001
From: Andrey Belov <defan@nginx.com>
Date: Mon, 13 Feb 2012 16:13:21 +0000
Subject: Added openat()/fstatat().

---
 src/os/unix/ngx_errno.h |  5 +++++
 src/os/unix/ngx_files.h | 19 +++++++++++++++++++
 2 files changed, 24 insertions(+)

(limited to 'src')

diff --git a/src/os/unix/ngx_errno.h b/src/os/unix/ngx_errno.h
index 092d05a0b..78af40bfe 100644
--- a/src/os/unix/ngx_errno.h
+++ b/src/os/unix/ngx_errno.h
@@ -48,6 +48,11 @@ typedef int               ngx_err_t;
 #define NGX_EILSEQ        EILSEQ
 #define NGX_ENOMOREFILES  0
 
+#if (NGX_HAVE_OPENAT)
+#define NGX_EMLINK        EMLINK
+#define NGX_ELOOP         ELOOP
+#endif
+
 #if (__hpux__)
 #define NGX_EAGAIN        EWOULDBLOCK
 #else
diff --git a/src/os/unix/ngx_files.h b/src/os/unix/ngx_files.h
index abeb1570b..1526f9b77 100644
--- a/src/os/unix/ngx_files.h
+++ b/src/os/unix/ngx_files.h
@@ -76,6 +76,10 @@ typedef struct {
 #define NGX_FILE_APPEND          O_WRONLY|O_APPEND
 #define NGX_FILE_NONBLOCK        O_NONBLOCK
 
+#if (NGX_HAVE_OPENAT)
+#define NGX_FILE_NOFOLLOW        O_NOFOLLOW
+#endif
+
 #define NGX_FILE_DEFAULT_ACCESS  0644
 #define NGX_FILE_OWNER_ACCESS    0600
 
@@ -324,6 +328,21 @@ ngx_int_t ngx_directio_off(ngx_fd_t fd);
 size_t ngx_fs_bsize(u_char *name);
 
 
+#if (NGX_HAVE_OPENAT)
+
+#define ngx_openat_file(fd, name, mode, create, access)                      \
+    openat(fd, (const char *) name, mode|create, access)
+
+#define ngx_openat_file_n        "openat()"
+
+#define ngx_file_at_info(fd, name, sb, flag)                                 \
+    fstatat(fd, (const char *) name, sb, flag)
+
+#define ngx_file_at_info_n       "fstatat()"
+
+#endif
+
+
 #define ngx_stderr               STDERR_FILENO
 #define ngx_set_stderr(fd)       dup2(fd, STDERR_FILENO)
 #define ngx_set_stderr_n         "dup2(STDERR_FILENO)"
-- 
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