From 5fbd3251e9ab03be952a876f261ca466398c1696 Mon Sep 17 00:00:00 2001
From: Martin Szulecki
Date: Tue, 27 May 2014 11:34:18 +0200
Subject: Add support for installing from directories which contain symlinks

---
 configure.ac           | 19 +++++++++++++++++++
 src/ideviceinstaller.c | 11 +++++++++++
 2 files changed, 30 insertions(+)

diff --git a/configure.ac b/configure.ac
index 11f24b4..0529da5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -52,6 +52,25 @@ AC_FUNC_MALLOC
 AC_FUNC_REALLOC
 AC_CHECK_FUNCS([strcasecmp strdup strerror strndup])
 
+# Check for lstat
+
+AC_MSG_CHECKING([whether lstat is available])
+AC_TRY_LINK([
+#include <sys/types.h>
+#include <sys/stat.h>
+#if defined(HAVE_UNISTD_H)
+#include <unistd.h>
+#endif
+],[
+struct stat st;
+lstat("/tmp", &st);
+], [have_lstat="yes"], [have_lstat="no"])
+AC_MSG_RESULT([${have_lstat}])
+
+if test "x${have_lstat}" = "xyes" ; then
+  AC_DEFINE([HAVE_LSTAT], 1, [Define if lstat syscall is supported])
+fi
+
 AS_COMPILER_FLAGS(GLOBAL_CFLAGS, "-Wall -Wextra -Wmissing-declarations -Wredundant-decls -Wshadow -Wpointer-arith  -Wwrite-strings -Wswitch-default -Wno-unused-parameter -Werror -g")
 AC_SUBST(GLOBAL_CFLAGS)
 
diff --git a/src/ideviceinstaller.c b/src/ideviceinstaller.c
index 17f7c17..55f3062 100644
--- a/src/ideviceinstaller.c
+++ b/src/ideviceinstaller.c
@@ -36,6 +36,9 @@
 #include <limits.h>
 #include <sys/stat.h>
 #include <dirent.h>
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
 
 #include <libimobiledevice/libimobiledevice.h>
 #include <libimobiledevice/lockdown.h>
@@ -537,6 +540,14 @@ static void afc_upload_dir(afc_client_t afc, const char* path, const char* afcpa
 			strcat(apath, "/");
 			strcat(apath, ep->d_name);
 
+#ifdef HAVE_LSTAT
+			if ((lstat(fpath, &st) == 0) && S_ISLNK(st.st_mode)) {
+				char *target = (char *)malloc(st.st_size);
+				readlink(fpath, target, st.st_size);
+				afc_make_link(afc, AFC_SYMLINK, target, fpath);
+				free(target);
+			} else
+#endif
 			if ((stat(fpath, &st) == 0) && S_ISDIR(st.st_mode)) {
 				afc_upload_dir(afc, fpath, apath);
 			} else {
-- 
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