Signed-off-by: Felix Janda <felix.janda@xxxxxxxxx>
---
configure.ac | 1 +
m4/package_libcdev.m4 | 16 ++++++++++++++++
2 files changed, 17 insertions(+)
diff --git a/configure.ac b/configure.ac
index 8fa96a5..ed75d62 100644
--- a/configure.ac
+++ b/configure.ac
@@ -108,6 +108,7 @@ AC_MULTILIB($enable_lib64)
AC_RT($enable_librt)
AC_SYS_LARGEFILE
+AC_NEED_LFS
AC_PACKAGE_NEED_UUID_H
AC_PACKAGE_NEED_UUIDCOMPARE
diff --git a/m4/package_libcdev.m4 b/m4/package_libcdev.m4
index 7a847e9..6c94475 100644
--- a/m4/package_libcdev.m4
+++ b/m4/package_libcdev.m4
@@ -265,3 +265,19 @@ AC_DEFUN([AC_HAVE_MREMAP],
)
AC_SUBST(have_mremap)
])
+
+#
+# Check if transparent LFS is enabled
+#
+AC_DEFUN([AC_NEED_LFS],
+ [ AC_MSG_CHECKING([whether large file support works])
+ AC_TRY_COMPILE([
+#include <unistd.h>
+ ], [
+ int i[sizeof(off_t)-8];
+ ], AC_MSG_RESULT(yes),
+ [AC_MSG_RESULT(no)
+ echo
+ echo 'FATAL ERROR: C library does not support transparent LFS.'
+ exit 1])
+ ])
--
2.7.3
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