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authorMark H Weaver <mhw@netris.org>2016-08-04 08:16:38 -0400
committerMark H Weaver <mhw@netris.org>2016-08-04 08:16:38 -0400
commit0832787e5c463c713d8f24fdec0f52900ff1c2bd (patch)
tree5ce20bef711d0d85a22cd041758278d7c176b0f3 /m4/guix.m4
parent5b098cc4b937c05d6f685772c66e2aa04490710a (diff)
downloadguix-0832787e5c463c713d8f24fdec0f52900ff1c2bd.tar.gz
Revert "Merge branch 'core-updates'"
This reverts commit 455859a50f88f625d13fc2f304111f02369b366b.
Diffstat (limited to 'm4/guix.m4')
-rw-r--r--m4/guix.m413
1 files changed, 13 insertions, 0 deletions
diff --git a/m4/guix.m4 b/m4/guix.m4
index 949ae4ca7c..a4f83f029a 100644
--- a/m4/guix.m4
+++ b/m4/guix.m4
@@ -280,6 +280,19 @@ AC_DEFUN([GUIX_ASSERT_CXX11], [
   fi
 ])
 
+dnl GUIX_CHECK_LIBC_MOUNT
+dnl
+dnl Check whether libc provides 'mount'.  On GNU/Hurd it doesn't (yet).
+AC_DEFUN([GUIX_CHECK_LIBC_MOUNT], [
+  AC_CACHE_CHECK([whether libc provides 'mount'], [guix_cv_libc_has_mount],
+    [GUILE_CHECK([retval], [(dynamic-func \"mount\" (dynamic-link))])
+     if test "$retval" = 0; then
+       guix_cv_libc_has_mount="yes"
+     else
+       guix_cv_libc_has_mount="no"
+     fi])
+])
+
 dnl GUIX_LIBGCRYPT_LIBDIR VAR
 dnl
 dnl Attempt to determine libgcrypt's LIBDIR; store the result in VAR.