From d249fa1b2ce540b594b4098a6cdbc6acb14e014d Mon Sep 17 00:00:00 2001
From: Ingo Weinhold <ingo_weinhold@gmx.de>
Date: Wed, 5 Sep 2007 03:01:41 +0000
Subject: [PATCH] Map the fssh_*stat() functions to _kern_read_stat() in
 libroot_build on BeOS incompatible platforms. Thus *stat()ing symlinks works.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@22178 a95241bf-73f2-0310-859d-f6bbb57e9c96
---
 src/tools/fs_shell/stat.cpp | 43 +++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)

diff --git a/src/tools/fs_shell/stat.cpp b/src/tools/fs_shell/stat.cpp
index 16ea10f669..dc5a59e9e6 100644
--- a/src/tools/fs_shell/stat.cpp
+++ b/src/tools/fs_shell/stat.cpp
@@ -7,8 +7,11 @@
 
 #include "fssh_stat.h"
 
+#include <SupportDefs.h>
+
 #include <sys/stat.h>
 
+#include "fssh_errno.h"
 #include "stat_util.h"
 
 
@@ -16,6 +19,13 @@ using FSShell::from_platform_stat;
 using FSShell::to_platform_mode;
 
 
+#ifndef __BEOS__
+	// The _kern_read_stat() defined in libroot_build.so.
+	extern "C" status_t _kern_read_stat(int fd, const char *path,
+		bool traverseLink, struct stat *st, size_t statSize);
+#endif
+
+
 int
 fssh_mkdir(const char *path, fssh_mode_t mode)
 {
@@ -27,8 +37,19 @@ int
 fssh_stat(const char *path, struct fssh_stat *fsshStat)
 {
 	struct stat st;
+
+	// Use the _kern_read_stat() defined in libroot on BeOS incompatible
+	// systems. Required for support for opening symlinks.
+#if __BEOS__
 	if (stat(path, &st) < 0)
 		return -1;
+#else
+	status_t error = _kern_read_stat(-1, path, true, &st, sizeof(st));
+	if (error < 0) {
+		fssh_set_errno(error);
+		return -1;
+	}
+#endif
 
 	from_platform_stat(&st, fsshStat);
 	
@@ -40,8 +61,19 @@ int
 fssh_fstat(int fd, struct fssh_stat *fsshStat)
 {
 	struct stat st;
+
+	// Use the _kern_read_stat() defined in libroot on BeOS incompatible
+	// systems. Required for support for opening symlinks.
+#if __BEOS__
 	if (fstat(fd, &st) < 0)
 		return -1;
+#else
+	status_t error = _kern_read_stat(fd, NULL, false, &st, sizeof(st));
+	if (error < 0) {
+		fssh_set_errno(error);
+		return -1;
+	}
+#endif
 
 	from_platform_stat(&st, fsshStat);
 	
@@ -53,8 +85,19 @@ int
 fssh_lstat(const char *path, struct fssh_stat *fsshStat)
 {
 	struct stat st;
+
+	// Use the _kern_read_stat() defined in libroot on BeOS incompatible
+	// systems. Required for support for opening symlinks.
+#if __BEOS__
 	if (lstat(path, &st) < 0)
 		return -1;
+#else
+	status_t error = _kern_read_stat(-1, path, false, &st, sizeof(st));
+	if (error < 0) {
+		fssh_set_errno(error);
+		return -1;
+	}
+#endif
 
 	from_platform_stat(&st, fsshStat);