X-Git-Url: http://wien.tomnetworks.com/gitweb/?a=blobdiff_plain;f=support%2Funistd.c;h=145de5192eb07e34b7893c457b926ee8508b1383;hb=ef7a4c06206976de7ef2e974267407347ddb75a4;hp=5652329e13ff78abe8ca97b54789c5ded2522e7e;hpb=0900c61969ca862b0bcc967b4413e539acf07dbb;p=mono.git

diff --git a/support/unistd.c b/support/unistd.c
index 5652329e13f..145de5192eb 100644
--- a/support/unistd.c
+++ b/support/unistd.c
@@ -7,6 +7,8 @@
  * Copyright (C) 2004-2006 Jonathan Pryor
  */
 
+#include <config.h>
+
 #ifndef _GNU_SOURCE
 #define _GNU_SOURCE
 #endif /* ndef _GNU_SOURCE */
@@ -19,8 +21,8 @@
 #include <limits.h>
 #include <string.h>     /* for swab(3) on Mac OS X */
 
+#include "mph.h" /* Don't remove or move after map.h! Works around issues with Android SDK unified headers */
 #include "map.h"
-#include "mph.h"
 
 G_BEGIN_DECLS
 
@@ -136,16 +138,29 @@ Mono_Posix_Syscall_ttyname_r (int fd, char *buf, mph_size_t len)
 }
 #endif /* ndef HAVE_TTYNAME_R */
 
-gint32
-Mono_Posix_Syscall_readlink (const char *path, char *buf, mph_size_t len)
+gint64
+Mono_Posix_Syscall_readlink (const char *path, unsigned char *buf, mph_size_t len)
 {
-	int r;
+	gint64 r;
+	mph_return_if_size_t_overflow (len);
+	r = readlink (path, (char*) buf, (size_t) len);
+	if (r >= 0 && r < len)
+		buf [r] = '\0';
+	return r;
+}
+
+#ifdef HAVE_READLINKAT
+gint64
+Mono_Posix_Syscall_readlinkat (int dirfd, const char *path, unsigned char *buf, mph_size_t len)
+{
+	gint64 r;
 	mph_return_if_size_t_overflow (len);
-	r = readlink (path, buf, (size_t) len);
+	r = readlinkat (dirfd, path, (char*) buf, (size_t) len);
 	if (r >= 0 && r < len)
 		buf [r] = '\0';
 	return r;
 }
+#endif /* def HAVE_READLINKAT */
 
 #if HAVE_GETLOGIN_R
 gint32
@@ -215,7 +230,7 @@ Mono_Posix_Syscall_setdomainname (const char *name, mph_size_t len)
 /* Android implements truncate, but doesn't declare it.
  * Result is a warning during compilation, so skip it.
  */
-#ifndef PLATFORM_ANDROID
+#ifndef HOST_ANDROID
 gint32
 Mono_Posix_Syscall_truncate (const char *path, mph_off_t length)
 {